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json.hpp
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1 /*
2  __ _____ _____ _____
3  __| | __| | | | JSON for Modern C++
4 | | |__ | | | | | | version 3.10.5
5 |_____|_____|_____|_|___| https://github.com/nlohmann/json
6 
7 Licensed under the MIT License <http://opensource.org/licenses/MIT>.
8 SPDX-License-Identifier: MIT
9 Copyright (c) 2013-2022 Niels Lohmann <http://nlohmann.me>.
10 
11 Permission is hereby granted, free of charge, to any person obtaining a copy
12 of this software and associated documentation files (the "Software"), to deal
13 in the Software without restriction, including without limitation the rights
14 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
15 copies of the Software, and to permit persons to whom the Software is
16 furnished to do so, subject to the following conditions:
17 
18 The above copyright notice and this permission notice shall be included in all
19 copies or substantial portions of the Software.
20 
21 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
22 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
23 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
24 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
25 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
26 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
27 SOFTWARE.
28 */
29 
30 /****************************************************************************\
31  * Note on documentation: The source files contain links to the online *
32  * documentation of the public API at https://json.nlohmann.me. This URL *
33  * contains the most recent documentation and should also be applicable to *
34  * previous versions; documentation for deprecated functions is not *
35  * removed, but marked deprecated. See "Generate documentation" section in *
36  * file doc/README.md. *
37 \****************************************************************************/
38 
39 #ifndef INCLUDE_NLOHMANN_JSON_HPP_
40 #define INCLUDE_NLOHMANN_JSON_HPP_
41 
42 #define NLOHMANN_JSON_VERSION_MAJOR 3
43 #define NLOHMANN_JSON_VERSION_MINOR 10
44 #define NLOHMANN_JSON_VERSION_PATCH 5
45 
46 #include <algorithm> // all_of, find, for_each
47 #include <cstddef> // nullptr_t, ptrdiff_t, size_t
48 #include <functional> // hash, less
49 #include <initializer_list> // initializer_list
50 #ifndef JSON_NO_IO
51  #include <iosfwd> // istream, ostream
52 #endif // JSON_NO_IO
53 #include <iterator> // random_access_iterator_tag
54 #include <memory> // unique_ptr
55 #include <numeric> // accumulate
56 #include <string> // string, stoi, to_string
57 #include <utility> // declval, forward, move, pair, swap
58 #include <vector> // vector
59 
60 // #include <nlohmann/adl_serializer.hpp>
61 
62 
63 #include <type_traits>
64 #include <utility>
65 
66 // #include <nlohmann/detail/conversions/from_json.hpp>
67 
68 
69 #include <algorithm> // transform
70 #include <array> // array
71 #include <forward_list> // forward_list
72 #include <iterator> // inserter, front_inserter, end
73 #include <map> // map
74 #include <string> // string
75 #include <tuple> // tuple, make_tuple
76 #include <type_traits> // is_arithmetic, is_same, is_enum, underlying_type, is_convertible
77 #include <unordered_map> // unordered_map
78 #include <utility> // pair, declval
79 #include <valarray> // valarray
80 
81 // #include <nlohmann/detail/exceptions.hpp>
82 
83 
84 #include <exception> // exception
85 #include <stdexcept> // runtime_error
86 #include <string> // to_string
87 #include <vector> // vector
88 
89 // #include <nlohmann/detail/value_t.hpp>
90 
91 
92 #include <array> // array
93 #include <cstddef> // size_t
94 #include <cstdint> // uint8_t
95 #include <string> // string
96 
97 namespace nlohmann
98 {
99 namespace detail
100 {
102 // JSON type enumeration //
104 
129 enum class value_t : std::uint8_t
130 {
131  null,
132  object,
133  array,
134  string,
135  boolean,
136  number_integer,
137  number_unsigned,
138  number_float,
139  binary,
140  discarded
141 };
142 
156 inline bool operator<(const value_t lhs, const value_t rhs) noexcept
157 {
158  static constexpr std::array<std::uint8_t, 9> order = {{
159  0 /* null */, 3 /* object */, 4 /* array */, 5 /* string */,
160  1 /* boolean */, 2 /* integer */, 2 /* unsigned */, 2 /* float */,
161  6 /* binary */
162  }
163  };
164 
165  const auto l_index = static_cast<std::size_t>(lhs);
166  const auto r_index = static_cast<std::size_t>(rhs);
167  return l_index < order.size() && r_index < order.size() && order[l_index] < order[r_index];
168 }
169 } // namespace detail
170 } // namespace nlohmann
171 
172 // #include <nlohmann/detail/string_escape.hpp>
173 
174 
175 #include <string>
176 // #include <nlohmann/detail/macro_scope.hpp>
177 
178 
179 #include <utility> // declval, pair
180 // #include <nlohmann/thirdparty/hedley/hedley.hpp>
181 
182 
183 /* Hedley - https://nemequ.github.io/hedley
184  * Created by Evan Nemerson <evan@nemerson.com>
185  *
186  * To the extent possible under law, the author(s) have dedicated all
187  * copyright and related and neighboring rights to this software to
188  * the public domain worldwide. This software is distributed without
189  * any warranty.
190  *
191  * For details, see <http://creativecommons.org/publicdomain/zero/1.0/>.
192  * SPDX-License-Identifier: CC0-1.0
193  */
194 
195 #if !defined(JSON_HEDLEY_VERSION) || (JSON_HEDLEY_VERSION < 15)
196 #if defined(JSON_HEDLEY_VERSION)
197  #undef JSON_HEDLEY_VERSION
198 #endif
199 #define JSON_HEDLEY_VERSION 15
200 
201 #if defined(JSON_HEDLEY_STRINGIFY_EX)
202  #undef JSON_HEDLEY_STRINGIFY_EX
203 #endif
204 #define JSON_HEDLEY_STRINGIFY_EX(x) #x
205 
206 #if defined(JSON_HEDLEY_STRINGIFY)
207  #undef JSON_HEDLEY_STRINGIFY
208 #endif
209 #define JSON_HEDLEY_STRINGIFY(x) JSON_HEDLEY_STRINGIFY_EX(x)
210 
211 #if defined(JSON_HEDLEY_CONCAT_EX)
212  #undef JSON_HEDLEY_CONCAT_EX
213 #endif
214 #define JSON_HEDLEY_CONCAT_EX(a,b) a##b
215 
216 #if defined(JSON_HEDLEY_CONCAT)
217  #undef JSON_HEDLEY_CONCAT
218 #endif
219 #define JSON_HEDLEY_CONCAT(a,b) JSON_HEDLEY_CONCAT_EX(a,b)
220 
221 #if defined(JSON_HEDLEY_CONCAT3_EX)
222  #undef JSON_HEDLEY_CONCAT3_EX
223 #endif
224 #define JSON_HEDLEY_CONCAT3_EX(a,b,c) a##b##c
225 
226 #if defined(JSON_HEDLEY_CONCAT3)
227  #undef JSON_HEDLEY_CONCAT3
228 #endif
229 #define JSON_HEDLEY_CONCAT3(a,b,c) JSON_HEDLEY_CONCAT3_EX(a,b,c)
230 
231 #if defined(JSON_HEDLEY_VERSION_ENCODE)
232  #undef JSON_HEDLEY_VERSION_ENCODE
233 #endif
234 #define JSON_HEDLEY_VERSION_ENCODE(major,minor,revision) (((major) * 1000000) + ((minor) * 1000) + (revision))
235 
236 #if defined(JSON_HEDLEY_VERSION_DECODE_MAJOR)
237  #undef JSON_HEDLEY_VERSION_DECODE_MAJOR
238 #endif
239 #define JSON_HEDLEY_VERSION_DECODE_MAJOR(version) ((version) / 1000000)
240 
241 #if defined(JSON_HEDLEY_VERSION_DECODE_MINOR)
242  #undef JSON_HEDLEY_VERSION_DECODE_MINOR
243 #endif
244 #define JSON_HEDLEY_VERSION_DECODE_MINOR(version) (((version) % 1000000) / 1000)
245 
246 #if defined(JSON_HEDLEY_VERSION_DECODE_REVISION)
247  #undef JSON_HEDLEY_VERSION_DECODE_REVISION
248 #endif
249 #define JSON_HEDLEY_VERSION_DECODE_REVISION(version) ((version) % 1000)
250 
251 #if defined(JSON_HEDLEY_GNUC_VERSION)
252  #undef JSON_HEDLEY_GNUC_VERSION
253 #endif
254 #if defined(__GNUC__) && defined(__GNUC_PATCHLEVEL__)
255  #define JSON_HEDLEY_GNUC_VERSION JSON_HEDLEY_VERSION_ENCODE(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__)
256 #elif defined(__GNUC__)
257  #define JSON_HEDLEY_GNUC_VERSION JSON_HEDLEY_VERSION_ENCODE(__GNUC__, __GNUC_MINOR__, 0)
258 #endif
259 
260 #if defined(JSON_HEDLEY_GNUC_VERSION_CHECK)
261  #undef JSON_HEDLEY_GNUC_VERSION_CHECK
262 #endif
263 #if defined(JSON_HEDLEY_GNUC_VERSION)
264  #define JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_GNUC_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
265 #else
266  #define JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) (0)
267 #endif
268 
269 #if defined(JSON_HEDLEY_MSVC_VERSION)
270  #undef JSON_HEDLEY_MSVC_VERSION
271 #endif
272 #if defined(_MSC_FULL_VER) && (_MSC_FULL_VER >= 140000000) && !defined(__ICL)
273  #define JSON_HEDLEY_MSVC_VERSION JSON_HEDLEY_VERSION_ENCODE(_MSC_FULL_VER / 10000000, (_MSC_FULL_VER % 10000000) / 100000, (_MSC_FULL_VER % 100000) / 100)
274 #elif defined(_MSC_FULL_VER) && !defined(__ICL)
275  #define JSON_HEDLEY_MSVC_VERSION JSON_HEDLEY_VERSION_ENCODE(_MSC_FULL_VER / 1000000, (_MSC_FULL_VER % 1000000) / 10000, (_MSC_FULL_VER % 10000) / 10)
276 #elif defined(_MSC_VER) && !defined(__ICL)
277  #define JSON_HEDLEY_MSVC_VERSION JSON_HEDLEY_VERSION_ENCODE(_MSC_VER / 100, _MSC_VER % 100, 0)
278 #endif
279 
280 #if defined(JSON_HEDLEY_MSVC_VERSION_CHECK)
281  #undef JSON_HEDLEY_MSVC_VERSION_CHECK
282 #endif
283 #if !defined(JSON_HEDLEY_MSVC_VERSION)
284  #define JSON_HEDLEY_MSVC_VERSION_CHECK(major,minor,patch) (0)
285 #elif defined(_MSC_VER) && (_MSC_VER >= 1400)
286  #define JSON_HEDLEY_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_FULL_VER >= ((major * 10000000) + (minor * 100000) + (patch)))
287 #elif defined(_MSC_VER) && (_MSC_VER >= 1200)
288  #define JSON_HEDLEY_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_FULL_VER >= ((major * 1000000) + (minor * 10000) + (patch)))
289 #else
290  #define JSON_HEDLEY_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_VER >= ((major * 100) + (minor)))
291 #endif
292 
293 #if defined(JSON_HEDLEY_INTEL_VERSION)
294  #undef JSON_HEDLEY_INTEL_VERSION
295 #endif
296 #if defined(__INTEL_COMPILER) && defined(__INTEL_COMPILER_UPDATE) && !defined(__ICL)
297  #define JSON_HEDLEY_INTEL_VERSION JSON_HEDLEY_VERSION_ENCODE(__INTEL_COMPILER / 100, __INTEL_COMPILER % 100, __INTEL_COMPILER_UPDATE)
298 #elif defined(__INTEL_COMPILER) && !defined(__ICL)
299  #define JSON_HEDLEY_INTEL_VERSION JSON_HEDLEY_VERSION_ENCODE(__INTEL_COMPILER / 100, __INTEL_COMPILER % 100, 0)
300 #endif
301 
302 #if defined(JSON_HEDLEY_INTEL_VERSION_CHECK)
303  #undef JSON_HEDLEY_INTEL_VERSION_CHECK
304 #endif
305 #if defined(JSON_HEDLEY_INTEL_VERSION)
306  #define JSON_HEDLEY_INTEL_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_INTEL_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
307 #else
308  #define JSON_HEDLEY_INTEL_VERSION_CHECK(major,minor,patch) (0)
309 #endif
310 
311 #if defined(JSON_HEDLEY_INTEL_CL_VERSION)
312  #undef JSON_HEDLEY_INTEL_CL_VERSION
313 #endif
314 #if defined(__INTEL_COMPILER) && defined(__INTEL_COMPILER_UPDATE) && defined(__ICL)
315  #define JSON_HEDLEY_INTEL_CL_VERSION JSON_HEDLEY_VERSION_ENCODE(__INTEL_COMPILER, __INTEL_COMPILER_UPDATE, 0)
316 #endif
317 
318 #if defined(JSON_HEDLEY_INTEL_CL_VERSION_CHECK)
319  #undef JSON_HEDLEY_INTEL_CL_VERSION_CHECK
320 #endif
321 #if defined(JSON_HEDLEY_INTEL_CL_VERSION)
322  #define JSON_HEDLEY_INTEL_CL_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_INTEL_CL_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
323 #else
324  #define JSON_HEDLEY_INTEL_CL_VERSION_CHECK(major,minor,patch) (0)
325 #endif
326 
327 #if defined(JSON_HEDLEY_PGI_VERSION)
328  #undef JSON_HEDLEY_PGI_VERSION
329 #endif
330 #if defined(__PGI) && defined(__PGIC__) && defined(__PGIC_MINOR__) && defined(__PGIC_PATCHLEVEL__)
331  #define JSON_HEDLEY_PGI_VERSION JSON_HEDLEY_VERSION_ENCODE(__PGIC__, __PGIC_MINOR__, __PGIC_PATCHLEVEL__)
332 #endif
333 
334 #if defined(JSON_HEDLEY_PGI_VERSION_CHECK)
335  #undef JSON_HEDLEY_PGI_VERSION_CHECK
336 #endif
337 #if defined(JSON_HEDLEY_PGI_VERSION)
338  #define JSON_HEDLEY_PGI_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_PGI_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
339 #else
340  #define JSON_HEDLEY_PGI_VERSION_CHECK(major,minor,patch) (0)
341 #endif
342 
343 #if defined(JSON_HEDLEY_SUNPRO_VERSION)
344  #undef JSON_HEDLEY_SUNPRO_VERSION
345 #endif
346 #if defined(__SUNPRO_C) && (__SUNPRO_C > 0x1000)
347  #define JSON_HEDLEY_SUNPRO_VERSION JSON_HEDLEY_VERSION_ENCODE((((__SUNPRO_C >> 16) & 0xf) * 10) + ((__SUNPRO_C >> 12) & 0xf), (((__SUNPRO_C >> 8) & 0xf) * 10) + ((__SUNPRO_C >> 4) & 0xf), (__SUNPRO_C & 0xf) * 10)
348 #elif defined(__SUNPRO_C)
349  #define JSON_HEDLEY_SUNPRO_VERSION JSON_HEDLEY_VERSION_ENCODE((__SUNPRO_C >> 8) & 0xf, (__SUNPRO_C >> 4) & 0xf, (__SUNPRO_C) & 0xf)
350 #elif defined(__SUNPRO_CC) && (__SUNPRO_CC > 0x1000)
351  #define JSON_HEDLEY_SUNPRO_VERSION JSON_HEDLEY_VERSION_ENCODE((((__SUNPRO_CC >> 16) & 0xf) * 10) + ((__SUNPRO_CC >> 12) & 0xf), (((__SUNPRO_CC >> 8) & 0xf) * 10) + ((__SUNPRO_CC >> 4) & 0xf), (__SUNPRO_CC & 0xf) * 10)
352 #elif defined(__SUNPRO_CC)
353  #define JSON_HEDLEY_SUNPRO_VERSION JSON_HEDLEY_VERSION_ENCODE((__SUNPRO_CC >> 8) & 0xf, (__SUNPRO_CC >> 4) & 0xf, (__SUNPRO_CC) & 0xf)
354 #endif
355 
356 #if defined(JSON_HEDLEY_SUNPRO_VERSION_CHECK)
357  #undef JSON_HEDLEY_SUNPRO_VERSION_CHECK
358 #endif
359 #if defined(JSON_HEDLEY_SUNPRO_VERSION)
360  #define JSON_HEDLEY_SUNPRO_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_SUNPRO_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
361 #else
362  #define JSON_HEDLEY_SUNPRO_VERSION_CHECK(major,minor,patch) (0)
363 #endif
364 
365 #if defined(JSON_HEDLEY_EMSCRIPTEN_VERSION)
366  #undef JSON_HEDLEY_EMSCRIPTEN_VERSION
367 #endif
368 #if defined(__EMSCRIPTEN__)
369  #define JSON_HEDLEY_EMSCRIPTEN_VERSION JSON_HEDLEY_VERSION_ENCODE(__EMSCRIPTEN_major__, __EMSCRIPTEN_minor__, __EMSCRIPTEN_tiny__)
370 #endif
371 
372 #if defined(JSON_HEDLEY_EMSCRIPTEN_VERSION_CHECK)
373  #undef JSON_HEDLEY_EMSCRIPTEN_VERSION_CHECK
374 #endif
375 #if defined(JSON_HEDLEY_EMSCRIPTEN_VERSION)
376  #define JSON_HEDLEY_EMSCRIPTEN_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_EMSCRIPTEN_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
377 #else
378  #define JSON_HEDLEY_EMSCRIPTEN_VERSION_CHECK(major,minor,patch) (0)
379 #endif
380 
381 #if defined(JSON_HEDLEY_ARM_VERSION)
382  #undef JSON_HEDLEY_ARM_VERSION
383 #endif
384 #if defined(__CC_ARM) && defined(__ARMCOMPILER_VERSION)
385  #define JSON_HEDLEY_ARM_VERSION JSON_HEDLEY_VERSION_ENCODE(__ARMCOMPILER_VERSION / 1000000, (__ARMCOMPILER_VERSION % 1000000) / 10000, (__ARMCOMPILER_VERSION % 10000) / 100)
386 #elif defined(__CC_ARM) && defined(__ARMCC_VERSION)
387  #define JSON_HEDLEY_ARM_VERSION JSON_HEDLEY_VERSION_ENCODE(__ARMCC_VERSION / 1000000, (__ARMCC_VERSION % 1000000) / 10000, (__ARMCC_VERSION % 10000) / 100)
388 #endif
389 
390 #if defined(JSON_HEDLEY_ARM_VERSION_CHECK)
391  #undef JSON_HEDLEY_ARM_VERSION_CHECK
392 #endif
393 #if defined(JSON_HEDLEY_ARM_VERSION)
394  #define JSON_HEDLEY_ARM_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_ARM_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
395 #else
396  #define JSON_HEDLEY_ARM_VERSION_CHECK(major,minor,patch) (0)
397 #endif
398 
399 #if defined(JSON_HEDLEY_IBM_VERSION)
400  #undef JSON_HEDLEY_IBM_VERSION
401 #endif
402 #if defined(__ibmxl__)
403  #define JSON_HEDLEY_IBM_VERSION JSON_HEDLEY_VERSION_ENCODE(__ibmxl_version__, __ibmxl_release__, __ibmxl_modification__)
404 #elif defined(__xlC__) && defined(__xlC_ver__)
405  #define JSON_HEDLEY_IBM_VERSION JSON_HEDLEY_VERSION_ENCODE(__xlC__ >> 8, __xlC__ & 0xff, (__xlC_ver__ >> 8) & 0xff)
406 #elif defined(__xlC__)
407  #define JSON_HEDLEY_IBM_VERSION JSON_HEDLEY_VERSION_ENCODE(__xlC__ >> 8, __xlC__ & 0xff, 0)
408 #endif
409 
410 #if defined(JSON_HEDLEY_IBM_VERSION_CHECK)
411  #undef JSON_HEDLEY_IBM_VERSION_CHECK
412 #endif
413 #if defined(JSON_HEDLEY_IBM_VERSION)
414  #define JSON_HEDLEY_IBM_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_IBM_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
415 #else
416  #define JSON_HEDLEY_IBM_VERSION_CHECK(major,minor,patch) (0)
417 #endif
418 
419 #if defined(JSON_HEDLEY_TI_VERSION)
420  #undef JSON_HEDLEY_TI_VERSION
421 #endif
422 #if \
423  defined(__TI_COMPILER_VERSION__) && \
424  ( \
425  defined(__TMS470__) || defined(__TI_ARM__) || \
426  defined(__MSP430__) || \
427  defined(__TMS320C2000__) \
428  )
429 #if (__TI_COMPILER_VERSION__ >= 16000000)
430  #define JSON_HEDLEY_TI_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000))
431 #endif
432 #endif
433 
434 #if defined(JSON_HEDLEY_TI_VERSION_CHECK)
435  #undef JSON_HEDLEY_TI_VERSION_CHECK
436 #endif
437 #if defined(JSON_HEDLEY_TI_VERSION)
438  #define JSON_HEDLEY_TI_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
439 #else
440  #define JSON_HEDLEY_TI_VERSION_CHECK(major,minor,patch) (0)
441 #endif
442 
443 #if defined(JSON_HEDLEY_TI_CL2000_VERSION)
444  #undef JSON_HEDLEY_TI_CL2000_VERSION
445 #endif
446 #if defined(__TI_COMPILER_VERSION__) && defined(__TMS320C2000__)
447  #define JSON_HEDLEY_TI_CL2000_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000))
448 #endif
449 
450 #if defined(JSON_HEDLEY_TI_CL2000_VERSION_CHECK)
451  #undef JSON_HEDLEY_TI_CL2000_VERSION_CHECK
452 #endif
453 #if defined(JSON_HEDLEY_TI_CL2000_VERSION)
454  #define JSON_HEDLEY_TI_CL2000_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_CL2000_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
455 #else
456  #define JSON_HEDLEY_TI_CL2000_VERSION_CHECK(major,minor,patch) (0)
457 #endif
458 
459 #if defined(JSON_HEDLEY_TI_CL430_VERSION)
460  #undef JSON_HEDLEY_TI_CL430_VERSION
461 #endif
462 #if defined(__TI_COMPILER_VERSION__) && defined(__MSP430__)
463  #define JSON_HEDLEY_TI_CL430_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000))
464 #endif
465 
466 #if defined(JSON_HEDLEY_TI_CL430_VERSION_CHECK)
467  #undef JSON_HEDLEY_TI_CL430_VERSION_CHECK
468 #endif
469 #if defined(JSON_HEDLEY_TI_CL430_VERSION)
470  #define JSON_HEDLEY_TI_CL430_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_CL430_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
471 #else
472  #define JSON_HEDLEY_TI_CL430_VERSION_CHECK(major,minor,patch) (0)
473 #endif
474 
475 #if defined(JSON_HEDLEY_TI_ARMCL_VERSION)
476  #undef JSON_HEDLEY_TI_ARMCL_VERSION
477 #endif
478 #if defined(__TI_COMPILER_VERSION__) && (defined(__TMS470__) || defined(__TI_ARM__))
479  #define JSON_HEDLEY_TI_ARMCL_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000))
480 #endif
481 
482 #if defined(JSON_HEDLEY_TI_ARMCL_VERSION_CHECK)
483  #undef JSON_HEDLEY_TI_ARMCL_VERSION_CHECK
484 #endif
485 #if defined(JSON_HEDLEY_TI_ARMCL_VERSION)
486  #define JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_ARMCL_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
487 #else
488  #define JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(major,minor,patch) (0)
489 #endif
490 
491 #if defined(JSON_HEDLEY_TI_CL6X_VERSION)
492  #undef JSON_HEDLEY_TI_CL6X_VERSION
493 #endif
494 #if defined(__TI_COMPILER_VERSION__) && defined(__TMS320C6X__)
495  #define JSON_HEDLEY_TI_CL6X_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000))
496 #endif
497 
498 #if defined(JSON_HEDLEY_TI_CL6X_VERSION_CHECK)
499  #undef JSON_HEDLEY_TI_CL6X_VERSION_CHECK
500 #endif
501 #if defined(JSON_HEDLEY_TI_CL6X_VERSION)
502  #define JSON_HEDLEY_TI_CL6X_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_CL6X_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
503 #else
504  #define JSON_HEDLEY_TI_CL6X_VERSION_CHECK(major,minor,patch) (0)
505 #endif
506 
507 #if defined(JSON_HEDLEY_TI_CL7X_VERSION)
508  #undef JSON_HEDLEY_TI_CL7X_VERSION
509 #endif
510 #if defined(__TI_COMPILER_VERSION__) && defined(__C7000__)
511  #define JSON_HEDLEY_TI_CL7X_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000))
512 #endif
513 
514 #if defined(JSON_HEDLEY_TI_CL7X_VERSION_CHECK)
515  #undef JSON_HEDLEY_TI_CL7X_VERSION_CHECK
516 #endif
517 #if defined(JSON_HEDLEY_TI_CL7X_VERSION)
518  #define JSON_HEDLEY_TI_CL7X_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_CL7X_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
519 #else
520  #define JSON_HEDLEY_TI_CL7X_VERSION_CHECK(major,minor,patch) (0)
521 #endif
522 
523 #if defined(JSON_HEDLEY_TI_CLPRU_VERSION)
524  #undef JSON_HEDLEY_TI_CLPRU_VERSION
525 #endif
526 #if defined(__TI_COMPILER_VERSION__) && defined(__PRU__)
527  #define JSON_HEDLEY_TI_CLPRU_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000))
528 #endif
529 
530 #if defined(JSON_HEDLEY_TI_CLPRU_VERSION_CHECK)
531  #undef JSON_HEDLEY_TI_CLPRU_VERSION_CHECK
532 #endif
533 #if defined(JSON_HEDLEY_TI_CLPRU_VERSION)
534  #define JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_CLPRU_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
535 #else
536  #define JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(major,minor,patch) (0)
537 #endif
538 
539 #if defined(JSON_HEDLEY_CRAY_VERSION)
540  #undef JSON_HEDLEY_CRAY_VERSION
541 #endif
542 #if defined(_CRAYC)
543  #if defined(_RELEASE_PATCHLEVEL)
544  #define JSON_HEDLEY_CRAY_VERSION JSON_HEDLEY_VERSION_ENCODE(_RELEASE_MAJOR, _RELEASE_MINOR, _RELEASE_PATCHLEVEL)
545  #else
546  #define JSON_HEDLEY_CRAY_VERSION JSON_HEDLEY_VERSION_ENCODE(_RELEASE_MAJOR, _RELEASE_MINOR, 0)
547  #endif
548 #endif
549 
550 #if defined(JSON_HEDLEY_CRAY_VERSION_CHECK)
551  #undef JSON_HEDLEY_CRAY_VERSION_CHECK
552 #endif
553 #if defined(JSON_HEDLEY_CRAY_VERSION)
554  #define JSON_HEDLEY_CRAY_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_CRAY_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
555 #else
556  #define JSON_HEDLEY_CRAY_VERSION_CHECK(major,minor,patch) (0)
557 #endif
558 
559 #if defined(JSON_HEDLEY_IAR_VERSION)
560  #undef JSON_HEDLEY_IAR_VERSION
561 #endif
562 #if defined(__IAR_SYSTEMS_ICC__)
563  #if __VER__ > 1000
564  #define JSON_HEDLEY_IAR_VERSION JSON_HEDLEY_VERSION_ENCODE((__VER__ / 1000000), ((__VER__ / 1000) % 1000), (__VER__ % 1000))
565  #else
566  #define JSON_HEDLEY_IAR_VERSION JSON_HEDLEY_VERSION_ENCODE(__VER__ / 100, __VER__ % 100, 0)
567  #endif
568 #endif
569 
570 #if defined(JSON_HEDLEY_IAR_VERSION_CHECK)
571  #undef JSON_HEDLEY_IAR_VERSION_CHECK
572 #endif
573 #if defined(JSON_HEDLEY_IAR_VERSION)
574  #define JSON_HEDLEY_IAR_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_IAR_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
575 #else
576  #define JSON_HEDLEY_IAR_VERSION_CHECK(major,minor,patch) (0)
577 #endif
578 
579 #if defined(JSON_HEDLEY_TINYC_VERSION)
580  #undef JSON_HEDLEY_TINYC_VERSION
581 #endif
582 #if defined(__TINYC__)
583  #define JSON_HEDLEY_TINYC_VERSION JSON_HEDLEY_VERSION_ENCODE(__TINYC__ / 1000, (__TINYC__ / 100) % 10, __TINYC__ % 100)
584 #endif
585 
586 #if defined(JSON_HEDLEY_TINYC_VERSION_CHECK)
587  #undef JSON_HEDLEY_TINYC_VERSION_CHECK
588 #endif
589 #if defined(JSON_HEDLEY_TINYC_VERSION)
590  #define JSON_HEDLEY_TINYC_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TINYC_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
591 #else
592  #define JSON_HEDLEY_TINYC_VERSION_CHECK(major,minor,patch) (0)
593 #endif
594 
595 #if defined(JSON_HEDLEY_DMC_VERSION)
596  #undef JSON_HEDLEY_DMC_VERSION
597 #endif
598 #if defined(__DMC__)
599  #define JSON_HEDLEY_DMC_VERSION JSON_HEDLEY_VERSION_ENCODE(__DMC__ >> 8, (__DMC__ >> 4) & 0xf, __DMC__ & 0xf)
600 #endif
601 
602 #if defined(JSON_HEDLEY_DMC_VERSION_CHECK)
603  #undef JSON_HEDLEY_DMC_VERSION_CHECK
604 #endif
605 #if defined(JSON_HEDLEY_DMC_VERSION)
606  #define JSON_HEDLEY_DMC_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_DMC_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
607 #else
608  #define JSON_HEDLEY_DMC_VERSION_CHECK(major,minor,patch) (0)
609 #endif
610 
611 #if defined(JSON_HEDLEY_COMPCERT_VERSION)
612  #undef JSON_HEDLEY_COMPCERT_VERSION
613 #endif
614 #if defined(__COMPCERT_VERSION__)
615  #define JSON_HEDLEY_COMPCERT_VERSION JSON_HEDLEY_VERSION_ENCODE(__COMPCERT_VERSION__ / 10000, (__COMPCERT_VERSION__ / 100) % 100, __COMPCERT_VERSION__ % 100)
616 #endif
617 
618 #if defined(JSON_HEDLEY_COMPCERT_VERSION_CHECK)
619  #undef JSON_HEDLEY_COMPCERT_VERSION_CHECK
620 #endif
621 #if defined(JSON_HEDLEY_COMPCERT_VERSION)
622  #define JSON_HEDLEY_COMPCERT_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_COMPCERT_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
623 #else
624  #define JSON_HEDLEY_COMPCERT_VERSION_CHECK(major,minor,patch) (0)
625 #endif
626 
627 #if defined(JSON_HEDLEY_PELLES_VERSION)
628  #undef JSON_HEDLEY_PELLES_VERSION
629 #endif
630 #if defined(__POCC__)
631  #define JSON_HEDLEY_PELLES_VERSION JSON_HEDLEY_VERSION_ENCODE(__POCC__ / 100, __POCC__ % 100, 0)
632 #endif
633 
634 #if defined(JSON_HEDLEY_PELLES_VERSION_CHECK)
635  #undef JSON_HEDLEY_PELLES_VERSION_CHECK
636 #endif
637 #if defined(JSON_HEDLEY_PELLES_VERSION)
638  #define JSON_HEDLEY_PELLES_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_PELLES_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
639 #else
640  #define JSON_HEDLEY_PELLES_VERSION_CHECK(major,minor,patch) (0)
641 #endif
642 
643 #if defined(JSON_HEDLEY_MCST_LCC_VERSION)
644  #undef JSON_HEDLEY_MCST_LCC_VERSION
645 #endif
646 #if defined(__LCC__) && defined(__LCC_MINOR__)
647  #define JSON_HEDLEY_MCST_LCC_VERSION JSON_HEDLEY_VERSION_ENCODE(__LCC__ / 100, __LCC__ % 100, __LCC_MINOR__)
648 #endif
649 
650 #if defined(JSON_HEDLEY_MCST_LCC_VERSION_CHECK)
651  #undef JSON_HEDLEY_MCST_LCC_VERSION_CHECK
652 #endif
653 #if defined(JSON_HEDLEY_MCST_LCC_VERSION)
654  #define JSON_HEDLEY_MCST_LCC_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_MCST_LCC_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
655 #else
656  #define JSON_HEDLEY_MCST_LCC_VERSION_CHECK(major,minor,patch) (0)
657 #endif
658 
659 #if defined(JSON_HEDLEY_GCC_VERSION)
660  #undef JSON_HEDLEY_GCC_VERSION
661 #endif
662 #if \
663  defined(JSON_HEDLEY_GNUC_VERSION) && \
664  !defined(__clang__) && \
665  !defined(JSON_HEDLEY_INTEL_VERSION) && \
666  !defined(JSON_HEDLEY_PGI_VERSION) && \
667  !defined(JSON_HEDLEY_ARM_VERSION) && \
668  !defined(JSON_HEDLEY_CRAY_VERSION) && \
669  !defined(JSON_HEDLEY_TI_VERSION) && \
670  !defined(JSON_HEDLEY_TI_ARMCL_VERSION) && \
671  !defined(JSON_HEDLEY_TI_CL430_VERSION) && \
672  !defined(JSON_HEDLEY_TI_CL2000_VERSION) && \
673  !defined(JSON_HEDLEY_TI_CL6X_VERSION) && \
674  !defined(JSON_HEDLEY_TI_CL7X_VERSION) && \
675  !defined(JSON_HEDLEY_TI_CLPRU_VERSION) && \
676  !defined(__COMPCERT__) && \
677  !defined(JSON_HEDLEY_MCST_LCC_VERSION)
678  #define JSON_HEDLEY_GCC_VERSION JSON_HEDLEY_GNUC_VERSION
679 #endif
680 
681 #if defined(JSON_HEDLEY_GCC_VERSION_CHECK)
682  #undef JSON_HEDLEY_GCC_VERSION_CHECK
683 #endif
684 #if defined(JSON_HEDLEY_GCC_VERSION)
685  #define JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_GCC_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch))
686 #else
687  #define JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) (0)
688 #endif
689 
690 #if defined(JSON_HEDLEY_HAS_ATTRIBUTE)
691  #undef JSON_HEDLEY_HAS_ATTRIBUTE
692 #endif
693 #if \
694  defined(__has_attribute) && \
695  ( \
696  (!defined(JSON_HEDLEY_IAR_VERSION) || JSON_HEDLEY_IAR_VERSION_CHECK(8,5,9)) \
697  )
698 # define JSON_HEDLEY_HAS_ATTRIBUTE(attribute) __has_attribute(attribute)
699 #else
700 # define JSON_HEDLEY_HAS_ATTRIBUTE(attribute) (0)
701 #endif
702 
703 #if defined(JSON_HEDLEY_GNUC_HAS_ATTRIBUTE)
704  #undef JSON_HEDLEY_GNUC_HAS_ATTRIBUTE
705 #endif
706 #if defined(__has_attribute)
707  #define JSON_HEDLEY_GNUC_HAS_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_HAS_ATTRIBUTE(attribute)
708 #else
709  #define JSON_HEDLEY_GNUC_HAS_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch)
710 #endif
711 
712 #if defined(JSON_HEDLEY_GCC_HAS_ATTRIBUTE)
713  #undef JSON_HEDLEY_GCC_HAS_ATTRIBUTE
714 #endif
715 #if defined(__has_attribute)
716  #define JSON_HEDLEY_GCC_HAS_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_HAS_ATTRIBUTE(attribute)
717 #else
718  #define JSON_HEDLEY_GCC_HAS_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch)
719 #endif
720 
721 #if defined(JSON_HEDLEY_HAS_CPP_ATTRIBUTE)
722  #undef JSON_HEDLEY_HAS_CPP_ATTRIBUTE
723 #endif
724 #if \
725  defined(__has_cpp_attribute) && \
726  defined(__cplusplus) && \
727  (!defined(JSON_HEDLEY_SUNPRO_VERSION) || JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,15,0))
728  #define JSON_HEDLEY_HAS_CPP_ATTRIBUTE(attribute) __has_cpp_attribute(attribute)
729 #else
730  #define JSON_HEDLEY_HAS_CPP_ATTRIBUTE(attribute) (0)
731 #endif
732 
733 #if defined(JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS)
734  #undef JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS
735 #endif
736 #if !defined(__cplusplus) || !defined(__has_cpp_attribute)
737  #define JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS(ns,attribute) (0)
738 #elif \
739  !defined(JSON_HEDLEY_PGI_VERSION) && \
740  !defined(JSON_HEDLEY_IAR_VERSION) && \
741  (!defined(JSON_HEDLEY_SUNPRO_VERSION) || JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,15,0)) && \
742  (!defined(JSON_HEDLEY_MSVC_VERSION) || JSON_HEDLEY_MSVC_VERSION_CHECK(19,20,0))
743  #define JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS(ns,attribute) JSON_HEDLEY_HAS_CPP_ATTRIBUTE(ns::attribute)
744 #else
745  #define JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS(ns,attribute) (0)
746 #endif
747 
748 #if defined(JSON_HEDLEY_GNUC_HAS_CPP_ATTRIBUTE)
749  #undef JSON_HEDLEY_GNUC_HAS_CPP_ATTRIBUTE
750 #endif
751 #if defined(__has_cpp_attribute) && defined(__cplusplus)
752  #define JSON_HEDLEY_GNUC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) __has_cpp_attribute(attribute)
753 #else
754  #define JSON_HEDLEY_GNUC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch)
755 #endif
756 
757 #if defined(JSON_HEDLEY_GCC_HAS_CPP_ATTRIBUTE)
758  #undef JSON_HEDLEY_GCC_HAS_CPP_ATTRIBUTE
759 #endif
760 #if defined(__has_cpp_attribute) && defined(__cplusplus)
761  #define JSON_HEDLEY_GCC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) __has_cpp_attribute(attribute)
762 #else
763  #define JSON_HEDLEY_GCC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch)
764 #endif
765 
766 #if defined(JSON_HEDLEY_HAS_BUILTIN)
767  #undef JSON_HEDLEY_HAS_BUILTIN
768 #endif
769 #if defined(__has_builtin)
770  #define JSON_HEDLEY_HAS_BUILTIN(builtin) __has_builtin(builtin)
771 #else
772  #define JSON_HEDLEY_HAS_BUILTIN(builtin) (0)
773 #endif
774 
775 #if defined(JSON_HEDLEY_GNUC_HAS_BUILTIN)
776  #undef JSON_HEDLEY_GNUC_HAS_BUILTIN
777 #endif
778 #if defined(__has_builtin)
779  #define JSON_HEDLEY_GNUC_HAS_BUILTIN(builtin,major,minor,patch) __has_builtin(builtin)
780 #else
781  #define JSON_HEDLEY_GNUC_HAS_BUILTIN(builtin,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch)
782 #endif
783 
784 #if defined(JSON_HEDLEY_GCC_HAS_BUILTIN)
785  #undef JSON_HEDLEY_GCC_HAS_BUILTIN
786 #endif
787 #if defined(__has_builtin)
788  #define JSON_HEDLEY_GCC_HAS_BUILTIN(builtin,major,minor,patch) __has_builtin(builtin)
789 #else
790  #define JSON_HEDLEY_GCC_HAS_BUILTIN(builtin,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch)
791 #endif
792 
793 #if defined(JSON_HEDLEY_HAS_FEATURE)
794  #undef JSON_HEDLEY_HAS_FEATURE
795 #endif
796 #if defined(__has_feature)
797  #define JSON_HEDLEY_HAS_FEATURE(feature) __has_feature(feature)
798 #else
799  #define JSON_HEDLEY_HAS_FEATURE(feature) (0)
800 #endif
801 
802 #if defined(JSON_HEDLEY_GNUC_HAS_FEATURE)
803  #undef JSON_HEDLEY_GNUC_HAS_FEATURE
804 #endif
805 #if defined(__has_feature)
806  #define JSON_HEDLEY_GNUC_HAS_FEATURE(feature,major,minor,patch) __has_feature(feature)
807 #else
808  #define JSON_HEDLEY_GNUC_HAS_FEATURE(feature,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch)
809 #endif
810 
811 #if defined(JSON_HEDLEY_GCC_HAS_FEATURE)
812  #undef JSON_HEDLEY_GCC_HAS_FEATURE
813 #endif
814 #if defined(__has_feature)
815  #define JSON_HEDLEY_GCC_HAS_FEATURE(feature,major,minor,patch) __has_feature(feature)
816 #else
817  #define JSON_HEDLEY_GCC_HAS_FEATURE(feature,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch)
818 #endif
819 
820 #if defined(JSON_HEDLEY_HAS_EXTENSION)
821  #undef JSON_HEDLEY_HAS_EXTENSION
822 #endif
823 #if defined(__has_extension)
824  #define JSON_HEDLEY_HAS_EXTENSION(extension) __has_extension(extension)
825 #else
826  #define JSON_HEDLEY_HAS_EXTENSION(extension) (0)
827 #endif
828 
829 #if defined(JSON_HEDLEY_GNUC_HAS_EXTENSION)
830  #undef JSON_HEDLEY_GNUC_HAS_EXTENSION
831 #endif
832 #if defined(__has_extension)
833  #define JSON_HEDLEY_GNUC_HAS_EXTENSION(extension,major,minor,patch) __has_extension(extension)
834 #else
835  #define JSON_HEDLEY_GNUC_HAS_EXTENSION(extension,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch)
836 #endif
837 
838 #if defined(JSON_HEDLEY_GCC_HAS_EXTENSION)
839  #undef JSON_HEDLEY_GCC_HAS_EXTENSION
840 #endif
841 #if defined(__has_extension)
842  #define JSON_HEDLEY_GCC_HAS_EXTENSION(extension,major,minor,patch) __has_extension(extension)
843 #else
844  #define JSON_HEDLEY_GCC_HAS_EXTENSION(extension,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch)
845 #endif
846 
847 #if defined(JSON_HEDLEY_HAS_DECLSPEC_ATTRIBUTE)
848  #undef JSON_HEDLEY_HAS_DECLSPEC_ATTRIBUTE
849 #endif
850 #if defined(__has_declspec_attribute)
851  #define JSON_HEDLEY_HAS_DECLSPEC_ATTRIBUTE(attribute) __has_declspec_attribute(attribute)
852 #else
853  #define JSON_HEDLEY_HAS_DECLSPEC_ATTRIBUTE(attribute) (0)
854 #endif
855 
856 #if defined(JSON_HEDLEY_GNUC_HAS_DECLSPEC_ATTRIBUTE)
857  #undef JSON_HEDLEY_GNUC_HAS_DECLSPEC_ATTRIBUTE
858 #endif
859 #if defined(__has_declspec_attribute)
860  #define JSON_HEDLEY_GNUC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) __has_declspec_attribute(attribute)
861 #else
862  #define JSON_HEDLEY_GNUC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch)
863 #endif
864 
865 #if defined(JSON_HEDLEY_GCC_HAS_DECLSPEC_ATTRIBUTE)
866  #undef JSON_HEDLEY_GCC_HAS_DECLSPEC_ATTRIBUTE
867 #endif
868 #if defined(__has_declspec_attribute)
869  #define JSON_HEDLEY_GCC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) __has_declspec_attribute(attribute)
870 #else
871  #define JSON_HEDLEY_GCC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch)
872 #endif
873 
874 #if defined(JSON_HEDLEY_HAS_WARNING)
875  #undef JSON_HEDLEY_HAS_WARNING
876 #endif
877 #if defined(__has_warning)
878  #define JSON_HEDLEY_HAS_WARNING(warning) __has_warning(warning)
879 #else
880  #define JSON_HEDLEY_HAS_WARNING(warning) (0)
881 #endif
882 
883 #if defined(JSON_HEDLEY_GNUC_HAS_WARNING)
884  #undef JSON_HEDLEY_GNUC_HAS_WARNING
885 #endif
886 #if defined(__has_warning)
887  #define JSON_HEDLEY_GNUC_HAS_WARNING(warning,major,minor,patch) __has_warning(warning)
888 #else
889  #define JSON_HEDLEY_GNUC_HAS_WARNING(warning,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch)
890 #endif
891 
892 #if defined(JSON_HEDLEY_GCC_HAS_WARNING)
893  #undef JSON_HEDLEY_GCC_HAS_WARNING
894 #endif
895 #if defined(__has_warning)
896  #define JSON_HEDLEY_GCC_HAS_WARNING(warning,major,minor,patch) __has_warning(warning)
897 #else
898  #define JSON_HEDLEY_GCC_HAS_WARNING(warning,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch)
899 #endif
900 
901 #if \
902  (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)) || \
903  defined(__clang__) || \
904  JSON_HEDLEY_GCC_VERSION_CHECK(3,0,0) || \
905  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
906  JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) || \
907  JSON_HEDLEY_PGI_VERSION_CHECK(18,4,0) || \
908  JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \
909  JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \
910  JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,7,0) || \
911  JSON_HEDLEY_TI_CL430_VERSION_CHECK(2,0,1) || \
912  JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,1,0) || \
913  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,0,0) || \
914  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
915  JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
916  JSON_HEDLEY_CRAY_VERSION_CHECK(5,0,0) || \
917  JSON_HEDLEY_TINYC_VERSION_CHECK(0,9,17) || \
918  JSON_HEDLEY_SUNPRO_VERSION_CHECK(8,0,0) || \
919  (JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) && defined(__C99_PRAGMA_OPERATOR))
920  #define JSON_HEDLEY_PRAGMA(value) _Pragma(#value)
921 #elif JSON_HEDLEY_MSVC_VERSION_CHECK(15,0,0)
922  #define JSON_HEDLEY_PRAGMA(value) __pragma(value)
923 #else
924  #define JSON_HEDLEY_PRAGMA(value)
925 #endif
926 
927 #if defined(JSON_HEDLEY_DIAGNOSTIC_PUSH)
928  #undef JSON_HEDLEY_DIAGNOSTIC_PUSH
929 #endif
930 #if defined(JSON_HEDLEY_DIAGNOSTIC_POP)
931  #undef JSON_HEDLEY_DIAGNOSTIC_POP
932 #endif
933 #if defined(__clang__)
934  #define JSON_HEDLEY_DIAGNOSTIC_PUSH _Pragma("clang diagnostic push")
935  #define JSON_HEDLEY_DIAGNOSTIC_POP _Pragma("clang diagnostic pop")
936 #elif JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0)
937  #define JSON_HEDLEY_DIAGNOSTIC_PUSH _Pragma("warning(push)")
938  #define JSON_HEDLEY_DIAGNOSTIC_POP _Pragma("warning(pop)")
939 #elif JSON_HEDLEY_GCC_VERSION_CHECK(4,6,0)
940  #define JSON_HEDLEY_DIAGNOSTIC_PUSH _Pragma("GCC diagnostic push")
941  #define JSON_HEDLEY_DIAGNOSTIC_POP _Pragma("GCC diagnostic pop")
942 #elif \
943  JSON_HEDLEY_MSVC_VERSION_CHECK(15,0,0) || \
944  JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0)
945  #define JSON_HEDLEY_DIAGNOSTIC_PUSH __pragma(warning(push))
946  #define JSON_HEDLEY_DIAGNOSTIC_POP __pragma(warning(pop))
947 #elif JSON_HEDLEY_ARM_VERSION_CHECK(5,6,0)
948  #define JSON_HEDLEY_DIAGNOSTIC_PUSH _Pragma("push")
949  #define JSON_HEDLEY_DIAGNOSTIC_POP _Pragma("pop")
950 #elif \
951  JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \
952  JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \
953  JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,4,0) || \
954  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,1,0) || \
955  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
956  JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0)
957  #define JSON_HEDLEY_DIAGNOSTIC_PUSH _Pragma("diag_push")
958  #define JSON_HEDLEY_DIAGNOSTIC_POP _Pragma("diag_pop")
959 #elif JSON_HEDLEY_PELLES_VERSION_CHECK(2,90,0)
960  #define JSON_HEDLEY_DIAGNOSTIC_PUSH _Pragma("warning(push)")
961  #define JSON_HEDLEY_DIAGNOSTIC_POP _Pragma("warning(pop)")
962 #else
963  #define JSON_HEDLEY_DIAGNOSTIC_PUSH
964  #define JSON_HEDLEY_DIAGNOSTIC_POP
965 #endif
966 
967 /* JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_ is for
968  HEDLEY INTERNAL USE ONLY. API subject to change without notice. */
969 #if defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_)
970  #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_
971 #endif
972 #if defined(__cplusplus)
973 # if JSON_HEDLEY_HAS_WARNING("-Wc++98-compat")
974 # if JSON_HEDLEY_HAS_WARNING("-Wc++17-extensions")
975 # if JSON_HEDLEY_HAS_WARNING("-Wc++1z-extensions")
976 # define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(xpr) \
977  JSON_HEDLEY_DIAGNOSTIC_PUSH \
978  _Pragma("clang diagnostic ignored \"-Wc++98-compat\"") \
979  _Pragma("clang diagnostic ignored \"-Wc++17-extensions\"") \
980  _Pragma("clang diagnostic ignored \"-Wc++1z-extensions\"") \
981  xpr \
982  JSON_HEDLEY_DIAGNOSTIC_POP
983 # else
984 # define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(xpr) \
985  JSON_HEDLEY_DIAGNOSTIC_PUSH \
986  _Pragma("clang diagnostic ignored \"-Wc++98-compat\"") \
987  _Pragma("clang diagnostic ignored \"-Wc++17-extensions\"") \
988  xpr \
989  JSON_HEDLEY_DIAGNOSTIC_POP
990 # endif
991 # else
992 # define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(xpr) \
993  JSON_HEDLEY_DIAGNOSTIC_PUSH \
994  _Pragma("clang diagnostic ignored \"-Wc++98-compat\"") \
995  xpr \
996  JSON_HEDLEY_DIAGNOSTIC_POP
997 # endif
998 # endif
999 #endif
1000 #if !defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_)
1001  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(x) x
1002 #endif
1003 
1004 #if defined(JSON_HEDLEY_CONST_CAST)
1005  #undef JSON_HEDLEY_CONST_CAST
1006 #endif
1007 #if defined(__cplusplus)
1008 # define JSON_HEDLEY_CONST_CAST(T, expr) (const_cast<T>(expr))
1009 #elif \
1010  JSON_HEDLEY_HAS_WARNING("-Wcast-qual") || \
1011  JSON_HEDLEY_GCC_VERSION_CHECK(4,6,0) || \
1012  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0)
1013 # define JSON_HEDLEY_CONST_CAST(T, expr) (__extension__ ({ \
1014  JSON_HEDLEY_DIAGNOSTIC_PUSH \
1015  JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL \
1016  ((T) (expr)); \
1017  JSON_HEDLEY_DIAGNOSTIC_POP \
1018  }))
1019 #else
1020 # define JSON_HEDLEY_CONST_CAST(T, expr) ((T) (expr))
1021 #endif
1022 
1023 #if defined(JSON_HEDLEY_REINTERPRET_CAST)
1024  #undef JSON_HEDLEY_REINTERPRET_CAST
1025 #endif
1026 #if defined(__cplusplus)
1027  #define JSON_HEDLEY_REINTERPRET_CAST(T, expr) (reinterpret_cast<T>(expr))
1028 #else
1029  #define JSON_HEDLEY_REINTERPRET_CAST(T, expr) ((T) (expr))
1030 #endif
1031 
1032 #if defined(JSON_HEDLEY_STATIC_CAST)
1033  #undef JSON_HEDLEY_STATIC_CAST
1034 #endif
1035 #if defined(__cplusplus)
1036  #define JSON_HEDLEY_STATIC_CAST(T, expr) (static_cast<T>(expr))
1037 #else
1038  #define JSON_HEDLEY_STATIC_CAST(T, expr) ((T) (expr))
1039 #endif
1040 
1041 #if defined(JSON_HEDLEY_CPP_CAST)
1042  #undef JSON_HEDLEY_CPP_CAST
1043 #endif
1044 #if defined(__cplusplus)
1045 # if JSON_HEDLEY_HAS_WARNING("-Wold-style-cast")
1046 # define JSON_HEDLEY_CPP_CAST(T, expr) \
1047  JSON_HEDLEY_DIAGNOSTIC_PUSH \
1048  _Pragma("clang diagnostic ignored \"-Wold-style-cast\"") \
1049  ((T) (expr)) \
1050  JSON_HEDLEY_DIAGNOSTIC_POP
1051 # elif JSON_HEDLEY_IAR_VERSION_CHECK(8,3,0)
1052 # define JSON_HEDLEY_CPP_CAST(T, expr) \
1053  JSON_HEDLEY_DIAGNOSTIC_PUSH \
1054  _Pragma("diag_suppress=Pe137") \
1055  JSON_HEDLEY_DIAGNOSTIC_POP
1056 # else
1057 # define JSON_HEDLEY_CPP_CAST(T, expr) ((T) (expr))
1058 # endif
1059 #else
1060 # define JSON_HEDLEY_CPP_CAST(T, expr) (expr)
1061 #endif
1062 
1063 #if defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED)
1064  #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED
1065 #endif
1066 #if JSON_HEDLEY_HAS_WARNING("-Wdeprecated-declarations")
1067  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("clang diagnostic ignored \"-Wdeprecated-declarations\"")
1068 #elif JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0)
1069  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("warning(disable:1478 1786)")
1070 #elif JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0)
1071  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED __pragma(warning(disable:1478 1786))
1072 #elif JSON_HEDLEY_PGI_VERSION_CHECK(20,7,0)
1073  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1215,1216,1444,1445")
1074 #elif JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0)
1075  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1215,1444")
1076 #elif JSON_HEDLEY_GCC_VERSION_CHECK(4,3,0)
1077  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"")
1078 #elif JSON_HEDLEY_MSVC_VERSION_CHECK(15,0,0)
1079  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED __pragma(warning(disable:4996))
1080 #elif JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1081  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1215,1444")
1082 #elif \
1083  JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \
1084  (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1085  JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \
1086  (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1087  JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \
1088  (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1089  JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \
1090  (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1091  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \
1092  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
1093  JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0)
1094  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1291,1718")
1095 #elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,13,0) && !defined(__cplusplus)
1096  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("error_messages(off,E_DEPRECATED_ATT,E_DEPRECATED_ATT_MESS)")
1097 #elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,13,0) && defined(__cplusplus)
1098  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("error_messages(off,symdeprecated,symdeprecated2)")
1099 #elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0)
1100  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress=Pe1444,Pe1215")
1101 #elif JSON_HEDLEY_PELLES_VERSION_CHECK(2,90,0)
1102  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("warn(disable:2241)")
1103 #else
1104  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED
1105 #endif
1106 
1107 #if defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS)
1108  #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS
1109 #endif
1110 #if JSON_HEDLEY_HAS_WARNING("-Wunknown-pragmas")
1111  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("clang diagnostic ignored \"-Wunknown-pragmas\"")
1112 #elif JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0)
1113  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("warning(disable:161)")
1114 #elif JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0)
1115  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS __pragma(warning(disable:161))
1116 #elif JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0)
1117  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 1675")
1118 #elif JSON_HEDLEY_GCC_VERSION_CHECK(4,3,0)
1119  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("GCC diagnostic ignored \"-Wunknown-pragmas\"")
1120 #elif JSON_HEDLEY_MSVC_VERSION_CHECK(15,0,0)
1121  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS __pragma(warning(disable:4068))
1122 #elif \
1123  JSON_HEDLEY_TI_VERSION_CHECK(16,9,0) || \
1124  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,0,0) || \
1125  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
1126  JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,3,0)
1127  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 163")
1128 #elif JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,0,0)
1129  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 163")
1130 #elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0)
1131  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress=Pe161")
1132 #elif JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1133  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 161")
1134 #else
1135  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS
1136 #endif
1137 
1138 #if defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES)
1139  #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES
1140 #endif
1141 #if JSON_HEDLEY_HAS_WARNING("-Wunknown-attributes")
1142  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("clang diagnostic ignored \"-Wunknown-attributes\"")
1143 #elif JSON_HEDLEY_GCC_VERSION_CHECK(4,6,0)
1144  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"")
1145 #elif JSON_HEDLEY_INTEL_VERSION_CHECK(17,0,0)
1146  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("warning(disable:1292)")
1147 #elif JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0)
1148  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES __pragma(warning(disable:1292))
1149 #elif JSON_HEDLEY_MSVC_VERSION_CHECK(19,0,0)
1150  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES __pragma(warning(disable:5030))
1151 #elif JSON_HEDLEY_PGI_VERSION_CHECK(20,7,0)
1152  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress 1097,1098")
1153 #elif JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0)
1154  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress 1097")
1155 #elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,14,0) && defined(__cplusplus)
1156  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("error_messages(off,attrskipunsup)")
1157 #elif \
1158  JSON_HEDLEY_TI_VERSION_CHECK(18,1,0) || \
1159  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,3,0) || \
1160  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0)
1161  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress 1173")
1162 #elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0)
1163  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress=Pe1097")
1164 #elif JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1165  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress 1097")
1166 #else
1167  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES
1168 #endif
1169 
1170 #if defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL)
1171  #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL
1172 #endif
1173 #if JSON_HEDLEY_HAS_WARNING("-Wcast-qual")
1174  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("clang diagnostic ignored \"-Wcast-qual\"")
1175 #elif JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0)
1176  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("warning(disable:2203 2331)")
1177 #elif JSON_HEDLEY_GCC_VERSION_CHECK(3,0,0)
1178  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("GCC diagnostic ignored \"-Wcast-qual\"")
1179 #else
1180  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL
1181 #endif
1182 
1183 #if defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION)
1184  #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION
1185 #endif
1186 #if JSON_HEDLEY_HAS_WARNING("-Wunused-function")
1187  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION _Pragma("clang diagnostic ignored \"-Wunused-function\"")
1188 #elif JSON_HEDLEY_GCC_VERSION_CHECK(3,4,0)
1189  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION _Pragma("GCC diagnostic ignored \"-Wunused-function\"")
1190 #elif JSON_HEDLEY_MSVC_VERSION_CHECK(1,0,0)
1191  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION __pragma(warning(disable:4505))
1192 #elif JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1193  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION _Pragma("diag_suppress 3142")
1194 #else
1195  #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION
1196 #endif
1197 
1198 #if defined(JSON_HEDLEY_DEPRECATED)
1199  #undef JSON_HEDLEY_DEPRECATED
1200 #endif
1201 #if defined(JSON_HEDLEY_DEPRECATED_FOR)
1202  #undef JSON_HEDLEY_DEPRECATED_FOR
1203 #endif
1204 #if \
1205  JSON_HEDLEY_MSVC_VERSION_CHECK(14,0,0) || \
1206  JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0)
1207  #define JSON_HEDLEY_DEPRECATED(since) __declspec(deprecated("Since " # since))
1208  #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) __declspec(deprecated("Since " #since "; use " #replacement))
1209 #elif \
1210  (JSON_HEDLEY_HAS_EXTENSION(attribute_deprecated_with_message) && !defined(JSON_HEDLEY_IAR_VERSION)) || \
1211  JSON_HEDLEY_GCC_VERSION_CHECK(4,5,0) || \
1212  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1213  JSON_HEDLEY_ARM_VERSION_CHECK(5,6,0) || \
1214  JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,13,0) || \
1215  JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) || \
1216  JSON_HEDLEY_TI_VERSION_CHECK(18,1,0) || \
1217  JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(18,1,0) || \
1218  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,3,0) || \
1219  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
1220  JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,3,0) || \
1221  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1222  #define JSON_HEDLEY_DEPRECATED(since) __attribute__((__deprecated__("Since " #since)))
1223  #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) __attribute__((__deprecated__("Since " #since "; use " #replacement)))
1224 #elif defined(__cplusplus) && (__cplusplus >= 201402L)
1225  #define JSON_HEDLEY_DEPRECATED(since) JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[deprecated("Since " #since)]])
1226  #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[deprecated("Since " #since "; use " #replacement)]])
1227 #elif \
1228  JSON_HEDLEY_HAS_ATTRIBUTE(deprecated) || \
1229  JSON_HEDLEY_GCC_VERSION_CHECK(3,1,0) || \
1230  JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \
1231  JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \
1232  (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1233  JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \
1234  (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1235  JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \
1236  (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1237  JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \
1238  (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1239  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \
1240  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
1241  JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
1242  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) || \
1243  JSON_HEDLEY_IAR_VERSION_CHECK(8,10,0)
1244  #define JSON_HEDLEY_DEPRECATED(since) __attribute__((__deprecated__))
1245  #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) __attribute__((__deprecated__))
1246 #elif \
1247  JSON_HEDLEY_MSVC_VERSION_CHECK(13,10,0) || \
1248  JSON_HEDLEY_PELLES_VERSION_CHECK(6,50,0) || \
1249  JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0)
1250  #define JSON_HEDLEY_DEPRECATED(since) __declspec(deprecated)
1251  #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) __declspec(deprecated)
1252 #elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0)
1253  #define JSON_HEDLEY_DEPRECATED(since) _Pragma("deprecated")
1254  #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) _Pragma("deprecated")
1255 #else
1256  #define JSON_HEDLEY_DEPRECATED(since)
1257  #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement)
1258 #endif
1259 
1260 #if defined(JSON_HEDLEY_UNAVAILABLE)
1261  #undef JSON_HEDLEY_UNAVAILABLE
1262 #endif
1263 #if \
1264  JSON_HEDLEY_HAS_ATTRIBUTE(warning) || \
1265  JSON_HEDLEY_GCC_VERSION_CHECK(4,3,0) || \
1266  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1267  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1268  #define JSON_HEDLEY_UNAVAILABLE(available_since) __attribute__((__warning__("Not available until " #available_since)))
1269 #else
1270  #define JSON_HEDLEY_UNAVAILABLE(available_since)
1271 #endif
1272 
1273 #if defined(JSON_HEDLEY_WARN_UNUSED_RESULT)
1274  #undef JSON_HEDLEY_WARN_UNUSED_RESULT
1275 #endif
1276 #if defined(JSON_HEDLEY_WARN_UNUSED_RESULT_MSG)
1277  #undef JSON_HEDLEY_WARN_UNUSED_RESULT_MSG
1278 #endif
1279 #if \
1280  JSON_HEDLEY_HAS_ATTRIBUTE(warn_unused_result) || \
1281  JSON_HEDLEY_GCC_VERSION_CHECK(3,4,0) || \
1282  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1283  JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \
1284  (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1285  JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \
1286  (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1287  JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \
1288  (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1289  JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \
1290  (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1291  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \
1292  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
1293  JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
1294  (JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,15,0) && defined(__cplusplus)) || \
1295  JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) || \
1296  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1297  #define JSON_HEDLEY_WARN_UNUSED_RESULT __attribute__((__warn_unused_result__))
1298  #define JSON_HEDLEY_WARN_UNUSED_RESULT_MSG(msg) __attribute__((__warn_unused_result__))
1299 #elif (JSON_HEDLEY_HAS_CPP_ATTRIBUTE(nodiscard) >= 201907L)
1300  #define JSON_HEDLEY_WARN_UNUSED_RESULT JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard]])
1301  #define JSON_HEDLEY_WARN_UNUSED_RESULT_MSG(msg) JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard(msg)]])
1302 #elif JSON_HEDLEY_HAS_CPP_ATTRIBUTE(nodiscard)
1303  #define JSON_HEDLEY_WARN_UNUSED_RESULT JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard]])
1304  #define JSON_HEDLEY_WARN_UNUSED_RESULT_MSG(msg) JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard]])
1305 #elif defined(_Check_return_) /* SAL */
1306  #define JSON_HEDLEY_WARN_UNUSED_RESULT _Check_return_
1307  #define JSON_HEDLEY_WARN_UNUSED_RESULT_MSG(msg) _Check_return_
1308 #else
1309  #define JSON_HEDLEY_WARN_UNUSED_RESULT
1310  #define JSON_HEDLEY_WARN_UNUSED_RESULT_MSG(msg)
1311 #endif
1312 
1313 #if defined(JSON_HEDLEY_SENTINEL)
1314  #undef JSON_HEDLEY_SENTINEL
1315 #endif
1316 #if \
1317  JSON_HEDLEY_HAS_ATTRIBUTE(sentinel) || \
1318  JSON_HEDLEY_GCC_VERSION_CHECK(4,0,0) || \
1319  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1320  JSON_HEDLEY_ARM_VERSION_CHECK(5,4,0) || \
1321  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1322  #define JSON_HEDLEY_SENTINEL(position) __attribute__((__sentinel__(position)))
1323 #else
1324  #define JSON_HEDLEY_SENTINEL(position)
1325 #endif
1326 
1327 #if defined(JSON_HEDLEY_NO_RETURN)
1328  #undef JSON_HEDLEY_NO_RETURN
1329 #endif
1330 #if JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0)
1331  #define JSON_HEDLEY_NO_RETURN __noreturn
1332 #elif \
1333  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1334  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1335  #define JSON_HEDLEY_NO_RETURN __attribute__((__noreturn__))
1336 #elif defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L
1337  #define JSON_HEDLEY_NO_RETURN _Noreturn
1338 #elif defined(__cplusplus) && (__cplusplus >= 201103L)
1339  #define JSON_HEDLEY_NO_RETURN JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[noreturn]])
1340 #elif \
1341  JSON_HEDLEY_HAS_ATTRIBUTE(noreturn) || \
1342  JSON_HEDLEY_GCC_VERSION_CHECK(3,2,0) || \
1343  JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \
1344  JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \
1345  JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \
1346  JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \
1347  (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1348  JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \
1349  (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1350  JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \
1351  (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1352  JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \
1353  (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1354  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \
1355  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
1356  JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
1357  JSON_HEDLEY_IAR_VERSION_CHECK(8,10,0)
1358  #define JSON_HEDLEY_NO_RETURN __attribute__((__noreturn__))
1359 #elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,10,0)
1360  #define JSON_HEDLEY_NO_RETURN _Pragma("does_not_return")
1361 #elif \
1362  JSON_HEDLEY_MSVC_VERSION_CHECK(13,10,0) || \
1363  JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0)
1364  #define JSON_HEDLEY_NO_RETURN __declspec(noreturn)
1365 #elif JSON_HEDLEY_TI_CL6X_VERSION_CHECK(6,0,0) && defined(__cplusplus)
1366  #define JSON_HEDLEY_NO_RETURN _Pragma("FUNC_NEVER_RETURNS;")
1367 #elif JSON_HEDLEY_COMPCERT_VERSION_CHECK(3,2,0)
1368  #define JSON_HEDLEY_NO_RETURN __attribute((noreturn))
1369 #elif JSON_HEDLEY_PELLES_VERSION_CHECK(9,0,0)
1370  #define JSON_HEDLEY_NO_RETURN __declspec(noreturn)
1371 #else
1372  #define JSON_HEDLEY_NO_RETURN
1373 #endif
1374 
1375 #if defined(JSON_HEDLEY_NO_ESCAPE)
1376  #undef JSON_HEDLEY_NO_ESCAPE
1377 #endif
1378 #if JSON_HEDLEY_HAS_ATTRIBUTE(noescape)
1379  #define JSON_HEDLEY_NO_ESCAPE __attribute__((__noescape__))
1380 #else
1381  #define JSON_HEDLEY_NO_ESCAPE
1382 #endif
1383 
1384 #if defined(JSON_HEDLEY_UNREACHABLE)
1385  #undef JSON_HEDLEY_UNREACHABLE
1386 #endif
1387 #if defined(JSON_HEDLEY_UNREACHABLE_RETURN)
1388  #undef JSON_HEDLEY_UNREACHABLE_RETURN
1389 #endif
1390 #if defined(JSON_HEDLEY_ASSUME)
1391  #undef JSON_HEDLEY_ASSUME
1392 #endif
1393 #if \
1394  JSON_HEDLEY_MSVC_VERSION_CHECK(13,10,0) || \
1395  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1396  JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0)
1397  #define JSON_HEDLEY_ASSUME(expr) __assume(expr)
1398 #elif JSON_HEDLEY_HAS_BUILTIN(__builtin_assume)
1399  #define JSON_HEDLEY_ASSUME(expr) __builtin_assume(expr)
1400 #elif \
1401  JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,2,0) || \
1402  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(4,0,0)
1403  #if defined(__cplusplus)
1404  #define JSON_HEDLEY_ASSUME(expr) std::_nassert(expr)
1405  #else
1406  #define JSON_HEDLEY_ASSUME(expr) _nassert(expr)
1407  #endif
1408 #endif
1409 #if \
1410  (JSON_HEDLEY_HAS_BUILTIN(__builtin_unreachable) && (!defined(JSON_HEDLEY_ARM_VERSION))) || \
1411  JSON_HEDLEY_GCC_VERSION_CHECK(4,5,0) || \
1412  JSON_HEDLEY_PGI_VERSION_CHECK(18,10,0) || \
1413  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1414  JSON_HEDLEY_IBM_VERSION_CHECK(13,1,5) || \
1415  JSON_HEDLEY_CRAY_VERSION_CHECK(10,0,0) || \
1416  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1417  #define JSON_HEDLEY_UNREACHABLE() __builtin_unreachable()
1418 #elif defined(JSON_HEDLEY_ASSUME)
1419  #define JSON_HEDLEY_UNREACHABLE() JSON_HEDLEY_ASSUME(0)
1420 #endif
1421 #if !defined(JSON_HEDLEY_ASSUME)
1422  #if defined(JSON_HEDLEY_UNREACHABLE)
1423  #define JSON_HEDLEY_ASSUME(expr) JSON_HEDLEY_STATIC_CAST(void, ((expr) ? 1 : (JSON_HEDLEY_UNREACHABLE(), 1)))
1424  #else
1425  #define JSON_HEDLEY_ASSUME(expr) JSON_HEDLEY_STATIC_CAST(void, expr)
1426  #endif
1427 #endif
1428 #if defined(JSON_HEDLEY_UNREACHABLE)
1429  #if \
1430  JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,2,0) || \
1431  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(4,0,0)
1432  #define JSON_HEDLEY_UNREACHABLE_RETURN(value) return (JSON_HEDLEY_STATIC_CAST(void, JSON_HEDLEY_ASSUME(0)), (value))
1433  #else
1434  #define JSON_HEDLEY_UNREACHABLE_RETURN(value) JSON_HEDLEY_UNREACHABLE()
1435  #endif
1436 #else
1437  #define JSON_HEDLEY_UNREACHABLE_RETURN(value) return (value)
1438 #endif
1439 #if !defined(JSON_HEDLEY_UNREACHABLE)
1440  #define JSON_HEDLEY_UNREACHABLE() JSON_HEDLEY_ASSUME(0)
1441 #endif
1442 
1443 JSON_HEDLEY_DIAGNOSTIC_PUSH
1444 #if JSON_HEDLEY_HAS_WARNING("-Wpedantic")
1445  #pragma clang diagnostic ignored "-Wpedantic"
1446 #endif
1447 #if JSON_HEDLEY_HAS_WARNING("-Wc++98-compat-pedantic") && defined(__cplusplus)
1448  #pragma clang diagnostic ignored "-Wc++98-compat-pedantic"
1449 #endif
1450 #if JSON_HEDLEY_GCC_HAS_WARNING("-Wvariadic-macros",4,0,0)
1451  #if defined(__clang__)
1452  #pragma clang diagnostic ignored "-Wvariadic-macros"
1453  #elif defined(JSON_HEDLEY_GCC_VERSION)
1454  #pragma GCC diagnostic ignored "-Wvariadic-macros"
1455  #endif
1456 #endif
1457 #if defined(JSON_HEDLEY_NON_NULL)
1458  #undef JSON_HEDLEY_NON_NULL
1459 #endif
1460 #if \
1461  JSON_HEDLEY_HAS_ATTRIBUTE(nonnull) || \
1462  JSON_HEDLEY_GCC_VERSION_CHECK(3,3,0) || \
1463  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1464  JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0)
1465  #define JSON_HEDLEY_NON_NULL(...) __attribute__((__nonnull__(__VA_ARGS__)))
1466 #else
1467  #define JSON_HEDLEY_NON_NULL(...)
1468 #endif
1469 JSON_HEDLEY_DIAGNOSTIC_POP
1470 
1471 #if defined(JSON_HEDLEY_PRINTF_FORMAT)
1472  #undef JSON_HEDLEY_PRINTF_FORMAT
1473 #endif
1474 #if defined(__MINGW32__) && JSON_HEDLEY_GCC_HAS_ATTRIBUTE(format,4,4,0) && !defined(__USE_MINGW_ANSI_STDIO)
1475  #define JSON_HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(ms_printf, string_idx, first_to_check)))
1476 #elif defined(__MINGW32__) && JSON_HEDLEY_GCC_HAS_ATTRIBUTE(format,4,4,0) && defined(__USE_MINGW_ANSI_STDIO)
1477  #define JSON_HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(gnu_printf, string_idx, first_to_check)))
1478 #elif \
1479  JSON_HEDLEY_HAS_ATTRIBUTE(format) || \
1480  JSON_HEDLEY_GCC_VERSION_CHECK(3,1,0) || \
1481  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1482  JSON_HEDLEY_ARM_VERSION_CHECK(5,6,0) || \
1483  JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \
1484  JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \
1485  (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1486  JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \
1487  (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1488  JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \
1489  (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1490  JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \
1491  (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1492  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \
1493  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
1494  JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
1495  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1496  #define JSON_HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(__printf__, string_idx, first_to_check)))
1497 #elif JSON_HEDLEY_PELLES_VERSION_CHECK(6,0,0)
1498  #define JSON_HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) __declspec(vaformat(printf,string_idx,first_to_check))
1499 #else
1500  #define JSON_HEDLEY_PRINTF_FORMAT(string_idx,first_to_check)
1501 #endif
1502 
1503 #if defined(JSON_HEDLEY_CONSTEXPR)
1504  #undef JSON_HEDLEY_CONSTEXPR
1505 #endif
1506 #if defined(__cplusplus)
1507  #if __cplusplus >= 201103L
1508  #define JSON_HEDLEY_CONSTEXPR JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(constexpr)
1509  #endif
1510 #endif
1511 #if !defined(JSON_HEDLEY_CONSTEXPR)
1512  #define JSON_HEDLEY_CONSTEXPR
1513 #endif
1514 
1515 #if defined(JSON_HEDLEY_PREDICT)
1516  #undef JSON_HEDLEY_PREDICT
1517 #endif
1518 #if defined(JSON_HEDLEY_LIKELY)
1519  #undef JSON_HEDLEY_LIKELY
1520 #endif
1521 #if defined(JSON_HEDLEY_UNLIKELY)
1522  #undef JSON_HEDLEY_UNLIKELY
1523 #endif
1524 #if defined(JSON_HEDLEY_UNPREDICTABLE)
1525  #undef JSON_HEDLEY_UNPREDICTABLE
1526 #endif
1527 #if JSON_HEDLEY_HAS_BUILTIN(__builtin_unpredictable)
1528  #define JSON_HEDLEY_UNPREDICTABLE(expr) __builtin_unpredictable((expr))
1529 #endif
1530 #if \
1531  (JSON_HEDLEY_HAS_BUILTIN(__builtin_expect_with_probability) && !defined(JSON_HEDLEY_PGI_VERSION)) || \
1532  JSON_HEDLEY_GCC_VERSION_CHECK(9,0,0) || \
1533  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1534 # define JSON_HEDLEY_PREDICT(expr, value, probability) __builtin_expect_with_probability( (expr), (value), (probability))
1535 # define JSON_HEDLEY_PREDICT_TRUE(expr, probability) __builtin_expect_with_probability(!!(expr), 1 , (probability))
1536 # define JSON_HEDLEY_PREDICT_FALSE(expr, probability) __builtin_expect_with_probability(!!(expr), 0 , (probability))
1537 # define JSON_HEDLEY_LIKELY(expr) __builtin_expect (!!(expr), 1 )
1538 # define JSON_HEDLEY_UNLIKELY(expr) __builtin_expect (!!(expr), 0 )
1539 #elif \
1540  (JSON_HEDLEY_HAS_BUILTIN(__builtin_expect) && !defined(JSON_HEDLEY_INTEL_CL_VERSION)) || \
1541  JSON_HEDLEY_GCC_VERSION_CHECK(3,0,0) || \
1542  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1543  (JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,15,0) && defined(__cplusplus)) || \
1544  JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \
1545  JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \
1546  JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \
1547  JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,7,0) || \
1548  JSON_HEDLEY_TI_CL430_VERSION_CHECK(3,1,0) || \
1549  JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,1,0) || \
1550  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(6,1,0) || \
1551  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
1552  JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
1553  JSON_HEDLEY_TINYC_VERSION_CHECK(0,9,27) || \
1554  JSON_HEDLEY_CRAY_VERSION_CHECK(8,1,0) || \
1555  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1556 # define JSON_HEDLEY_PREDICT(expr, expected, probability) \
1557  (((probability) >= 0.9) ? __builtin_expect((expr), (expected)) : (JSON_HEDLEY_STATIC_CAST(void, expected), (expr)))
1558 # define JSON_HEDLEY_PREDICT_TRUE(expr, probability) \
1559  (__extension__ ({ \
1560  double hedley_probability_ = (probability); \
1561  ((hedley_probability_ >= 0.9) ? __builtin_expect(!!(expr), 1) : ((hedley_probability_ <= 0.1) ? __builtin_expect(!!(expr), 0) : !!(expr))); \
1562  }))
1563 # define JSON_HEDLEY_PREDICT_FALSE(expr, probability) \
1564  (__extension__ ({ \
1565  double hedley_probability_ = (probability); \
1566  ((hedley_probability_ >= 0.9) ? __builtin_expect(!!(expr), 0) : ((hedley_probability_ <= 0.1) ? __builtin_expect(!!(expr), 1) : !!(expr))); \
1567  }))
1568 # define JSON_HEDLEY_LIKELY(expr) __builtin_expect(!!(expr), 1)
1569 # define JSON_HEDLEY_UNLIKELY(expr) __builtin_expect(!!(expr), 0)
1570 #else
1571 # define JSON_HEDLEY_PREDICT(expr, expected, probability) (JSON_HEDLEY_STATIC_CAST(void, expected), (expr))
1572 # define JSON_HEDLEY_PREDICT_TRUE(expr, probability) (!!(expr))
1573 # define JSON_HEDLEY_PREDICT_FALSE(expr, probability) (!!(expr))
1574 # define JSON_HEDLEY_LIKELY(expr) (!!(expr))
1575 # define JSON_HEDLEY_UNLIKELY(expr) (!!(expr))
1576 #endif
1577 #if !defined(JSON_HEDLEY_UNPREDICTABLE)
1578  #define JSON_HEDLEY_UNPREDICTABLE(expr) JSON_HEDLEY_PREDICT(expr, 1, 0.5)
1579 #endif
1580 
1581 #if defined(JSON_HEDLEY_MALLOC)
1582  #undef JSON_HEDLEY_MALLOC
1583 #endif
1584 #if \
1585  JSON_HEDLEY_HAS_ATTRIBUTE(malloc) || \
1586  JSON_HEDLEY_GCC_VERSION_CHECK(3,1,0) || \
1587  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1588  JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \
1589  JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \
1590  JSON_HEDLEY_IBM_VERSION_CHECK(12,1,0) || \
1591  JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \
1592  (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1593  JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \
1594  (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1595  JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \
1596  (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1597  JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \
1598  (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1599  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \
1600  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
1601  JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
1602  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1603  #define JSON_HEDLEY_MALLOC __attribute__((__malloc__))
1604 #elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,10,0)
1605  #define JSON_HEDLEY_MALLOC _Pragma("returns_new_memory")
1606 #elif \
1607  JSON_HEDLEY_MSVC_VERSION_CHECK(14,0,0) || \
1608  JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0)
1609  #define JSON_HEDLEY_MALLOC __declspec(restrict)
1610 #else
1611  #define JSON_HEDLEY_MALLOC
1612 #endif
1613 
1614 #if defined(JSON_HEDLEY_PURE)
1615  #undef JSON_HEDLEY_PURE
1616 #endif
1617 #if \
1618  JSON_HEDLEY_HAS_ATTRIBUTE(pure) || \
1619  JSON_HEDLEY_GCC_VERSION_CHECK(2,96,0) || \
1620  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1621  JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \
1622  JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \
1623  JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \
1624  JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \
1625  (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1626  JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \
1627  (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1628  JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \
1629  (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1630  JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \
1631  (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1632  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \
1633  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
1634  JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
1635  JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) || \
1636  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1637 # define JSON_HEDLEY_PURE __attribute__((__pure__))
1638 #elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,10,0)
1639 # define JSON_HEDLEY_PURE _Pragma("does_not_write_global_data")
1640 #elif defined(__cplusplus) && \
1641  ( \
1642  JSON_HEDLEY_TI_CL430_VERSION_CHECK(2,0,1) || \
1643  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(4,0,0) || \
1644  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) \
1645  )
1646 # define JSON_HEDLEY_PURE _Pragma("FUNC_IS_PURE;")
1647 #else
1648 # define JSON_HEDLEY_PURE
1649 #endif
1650 
1651 #if defined(JSON_HEDLEY_CONST)
1652  #undef JSON_HEDLEY_CONST
1653 #endif
1654 #if \
1655  JSON_HEDLEY_HAS_ATTRIBUTE(const) || \
1656  JSON_HEDLEY_GCC_VERSION_CHECK(2,5,0) || \
1657  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1658  JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \
1659  JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \
1660  JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \
1661  JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \
1662  (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1663  JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \
1664  (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1665  JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \
1666  (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1667  JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \
1668  (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1669  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \
1670  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
1671  JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
1672  JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) || \
1673  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1674  #define JSON_HEDLEY_CONST __attribute__((__const__))
1675 #elif \
1676  JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,10,0)
1677  #define JSON_HEDLEY_CONST _Pragma("no_side_effect")
1678 #else
1679  #define JSON_HEDLEY_CONST JSON_HEDLEY_PURE
1680 #endif
1681 
1682 #if defined(JSON_HEDLEY_RESTRICT)
1683  #undef JSON_HEDLEY_RESTRICT
1684 #endif
1685 #if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) && !defined(__cplusplus)
1686  #define JSON_HEDLEY_RESTRICT restrict
1687 #elif \
1688  JSON_HEDLEY_GCC_VERSION_CHECK(3,1,0) || \
1689  JSON_HEDLEY_MSVC_VERSION_CHECK(14,0,0) || \
1690  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1691  JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) || \
1692  JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \
1693  JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \
1694  JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) || \
1695  JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \
1696  JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,2,4) || \
1697  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,1,0) || \
1698  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
1699  (JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,14,0) && defined(__cplusplus)) || \
1700  JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) || \
1701  defined(__clang__) || \
1702  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1703  #define JSON_HEDLEY_RESTRICT __restrict
1704 #elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,3,0) && !defined(__cplusplus)
1705  #define JSON_HEDLEY_RESTRICT _Restrict
1706 #else
1707  #define JSON_HEDLEY_RESTRICT
1708 #endif
1709 
1710 #if defined(JSON_HEDLEY_INLINE)
1711  #undef JSON_HEDLEY_INLINE
1712 #endif
1713 #if \
1714  (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)) || \
1715  (defined(__cplusplus) && (__cplusplus >= 199711L))
1716  #define JSON_HEDLEY_INLINE inline
1717 #elif \
1718  defined(JSON_HEDLEY_GCC_VERSION) || \
1719  JSON_HEDLEY_ARM_VERSION_CHECK(6,2,0)
1720  #define JSON_HEDLEY_INLINE __inline__
1721 #elif \
1722  JSON_HEDLEY_MSVC_VERSION_CHECK(12,0,0) || \
1723  JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) || \
1724  JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \
1725  JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,1,0) || \
1726  JSON_HEDLEY_TI_CL430_VERSION_CHECK(3,1,0) || \
1727  JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,2,0) || \
1728  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,0,0) || \
1729  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
1730  JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
1731  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1732  #define JSON_HEDLEY_INLINE __inline
1733 #else
1734  #define JSON_HEDLEY_INLINE
1735 #endif
1736 
1737 #if defined(JSON_HEDLEY_ALWAYS_INLINE)
1738  #undef JSON_HEDLEY_ALWAYS_INLINE
1739 #endif
1740 #if \
1741  JSON_HEDLEY_HAS_ATTRIBUTE(always_inline) || \
1742  JSON_HEDLEY_GCC_VERSION_CHECK(4,0,0) || \
1743  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1744  JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \
1745  JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \
1746  JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \
1747  JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \
1748  (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1749  JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \
1750  (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1751  JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \
1752  (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1753  JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \
1754  (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1755  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \
1756  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
1757  JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
1758  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) || \
1759  JSON_HEDLEY_IAR_VERSION_CHECK(8,10,0)
1760 # define JSON_HEDLEY_ALWAYS_INLINE __attribute__((__always_inline__)) JSON_HEDLEY_INLINE
1761 #elif \
1762  JSON_HEDLEY_MSVC_VERSION_CHECK(12,0,0) || \
1763  JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0)
1764 # define JSON_HEDLEY_ALWAYS_INLINE __forceinline
1765 #elif defined(__cplusplus) && \
1766  ( \
1767  JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \
1768  JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \
1769  JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \
1770  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(6,1,0) || \
1771  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
1772  JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) \
1773  )
1774 # define JSON_HEDLEY_ALWAYS_INLINE _Pragma("FUNC_ALWAYS_INLINE;")
1775 #elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0)
1776 # define JSON_HEDLEY_ALWAYS_INLINE _Pragma("inline=forced")
1777 #else
1778 # define JSON_HEDLEY_ALWAYS_INLINE JSON_HEDLEY_INLINE
1779 #endif
1780 
1781 #if defined(JSON_HEDLEY_NEVER_INLINE)
1782  #undef JSON_HEDLEY_NEVER_INLINE
1783 #endif
1784 #if \
1785  JSON_HEDLEY_HAS_ATTRIBUTE(noinline) || \
1786  JSON_HEDLEY_GCC_VERSION_CHECK(4,0,0) || \
1787  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1788  JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \
1789  JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \
1790  JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \
1791  JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \
1792  (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1793  JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \
1794  (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1795  JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \
1796  (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1797  JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \
1798  (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1799  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \
1800  JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \
1801  JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \
1802  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) || \
1803  JSON_HEDLEY_IAR_VERSION_CHECK(8,10,0)
1804  #define JSON_HEDLEY_NEVER_INLINE __attribute__((__noinline__))
1805 #elif \
1806  JSON_HEDLEY_MSVC_VERSION_CHECK(13,10,0) || \
1807  JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0)
1808  #define JSON_HEDLEY_NEVER_INLINE __declspec(noinline)
1809 #elif JSON_HEDLEY_PGI_VERSION_CHECK(10,2,0)
1810  #define JSON_HEDLEY_NEVER_INLINE _Pragma("noinline")
1811 #elif JSON_HEDLEY_TI_CL6X_VERSION_CHECK(6,0,0) && defined(__cplusplus)
1812  #define JSON_HEDLEY_NEVER_INLINE _Pragma("FUNC_CANNOT_INLINE;")
1813 #elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0)
1814  #define JSON_HEDLEY_NEVER_INLINE _Pragma("inline=never")
1815 #elif JSON_HEDLEY_COMPCERT_VERSION_CHECK(3,2,0)
1816  #define JSON_HEDLEY_NEVER_INLINE __attribute((noinline))
1817 #elif JSON_HEDLEY_PELLES_VERSION_CHECK(9,0,0)
1818  #define JSON_HEDLEY_NEVER_INLINE __declspec(noinline)
1819 #else
1820  #define JSON_HEDLEY_NEVER_INLINE
1821 #endif
1822 
1823 #if defined(JSON_HEDLEY_PRIVATE)
1824  #undef JSON_HEDLEY_PRIVATE
1825 #endif
1826 #if defined(JSON_HEDLEY_PUBLIC)
1827  #undef JSON_HEDLEY_PUBLIC
1828 #endif
1829 #if defined(JSON_HEDLEY_IMPORT)
1830  #undef JSON_HEDLEY_IMPORT
1831 #endif
1832 #if defined(_WIN32) || defined(__CYGWIN__)
1833 # define JSON_HEDLEY_PRIVATE
1834 # define JSON_HEDLEY_PUBLIC __declspec(dllexport)
1835 # define JSON_HEDLEY_IMPORT __declspec(dllimport)
1836 #else
1837 # if \
1838  JSON_HEDLEY_HAS_ATTRIBUTE(visibility) || \
1839  JSON_HEDLEY_GCC_VERSION_CHECK(3,3,0) || \
1840  JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \
1841  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1842  JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \
1843  JSON_HEDLEY_IBM_VERSION_CHECK(13,1,0) || \
1844  ( \
1845  defined(__TI_EABI__) && \
1846  ( \
1847  (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \
1848  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) \
1849  ) \
1850  ) || \
1851  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1852 # define JSON_HEDLEY_PRIVATE __attribute__((__visibility__("hidden")))
1853 # define JSON_HEDLEY_PUBLIC __attribute__((__visibility__("default")))
1854 # else
1855 # define JSON_HEDLEY_PRIVATE
1856 # define JSON_HEDLEY_PUBLIC
1857 # endif
1858 # define JSON_HEDLEY_IMPORT extern
1859 #endif
1860 
1861 #if defined(JSON_HEDLEY_NO_THROW)
1862  #undef JSON_HEDLEY_NO_THROW
1863 #endif
1864 #if \
1865  JSON_HEDLEY_HAS_ATTRIBUTE(nothrow) || \
1866  JSON_HEDLEY_GCC_VERSION_CHECK(3,3,0) || \
1867  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1868  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1869  #define JSON_HEDLEY_NO_THROW __attribute__((__nothrow__))
1870 #elif \
1871  JSON_HEDLEY_MSVC_VERSION_CHECK(13,1,0) || \
1872  JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) || \
1873  JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0)
1874  #define JSON_HEDLEY_NO_THROW __declspec(nothrow)
1875 #else
1876  #define JSON_HEDLEY_NO_THROW
1877 #endif
1878 
1879 #if defined(JSON_HEDLEY_FALL_THROUGH)
1880  #undef JSON_HEDLEY_FALL_THROUGH
1881 #endif
1882 #if \
1883  JSON_HEDLEY_HAS_ATTRIBUTE(fallthrough) || \
1884  JSON_HEDLEY_GCC_VERSION_CHECK(7,0,0) || \
1885  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1886  #define JSON_HEDLEY_FALL_THROUGH __attribute__((__fallthrough__))
1887 #elif JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS(clang,fallthrough)
1888  #define JSON_HEDLEY_FALL_THROUGH JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[clang::fallthrough]])
1889 #elif JSON_HEDLEY_HAS_CPP_ATTRIBUTE(fallthrough)
1890  #define JSON_HEDLEY_FALL_THROUGH JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[fallthrough]])
1891 #elif defined(__fallthrough) /* SAL */
1892  #define JSON_HEDLEY_FALL_THROUGH __fallthrough
1893 #else
1894  #define JSON_HEDLEY_FALL_THROUGH
1895 #endif
1896 
1897 #if defined(JSON_HEDLEY_RETURNS_NON_NULL)
1898  #undef JSON_HEDLEY_RETURNS_NON_NULL
1899 #endif
1900 #if \
1901  JSON_HEDLEY_HAS_ATTRIBUTE(returns_nonnull) || \
1902  JSON_HEDLEY_GCC_VERSION_CHECK(4,9,0) || \
1903  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1904  #define JSON_HEDLEY_RETURNS_NON_NULL __attribute__((__returns_nonnull__))
1905 #elif defined(_Ret_notnull_) /* SAL */
1906  #define JSON_HEDLEY_RETURNS_NON_NULL _Ret_notnull_
1907 #else
1908  #define JSON_HEDLEY_RETURNS_NON_NULL
1909 #endif
1910 
1911 #if defined(JSON_HEDLEY_ARRAY_PARAM)
1912  #undef JSON_HEDLEY_ARRAY_PARAM
1913 #endif
1914 #if \
1915  defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) && \
1916  !defined(__STDC_NO_VLA__) && \
1917  !defined(__cplusplus) && \
1918  !defined(JSON_HEDLEY_PGI_VERSION) && \
1919  !defined(JSON_HEDLEY_TINYC_VERSION)
1920  #define JSON_HEDLEY_ARRAY_PARAM(name) (name)
1921 #else
1922  #define JSON_HEDLEY_ARRAY_PARAM(name)
1923 #endif
1924 
1925 #if defined(JSON_HEDLEY_IS_CONSTANT)
1926  #undef JSON_HEDLEY_IS_CONSTANT
1927 #endif
1928 #if defined(JSON_HEDLEY_REQUIRE_CONSTEXPR)
1929  #undef JSON_HEDLEY_REQUIRE_CONSTEXPR
1930 #endif
1931 /* JSON_HEDLEY_IS_CONSTEXPR_ is for
1932  HEDLEY INTERNAL USE ONLY. API subject to change without notice. */
1933 #if defined(JSON_HEDLEY_IS_CONSTEXPR_)
1934  #undef JSON_HEDLEY_IS_CONSTEXPR_
1935 #endif
1936 #if \
1937  JSON_HEDLEY_HAS_BUILTIN(__builtin_constant_p) || \
1938  JSON_HEDLEY_GCC_VERSION_CHECK(3,4,0) || \
1939  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1940  JSON_HEDLEY_TINYC_VERSION_CHECK(0,9,19) || \
1941  JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \
1942  JSON_HEDLEY_IBM_VERSION_CHECK(13,1,0) || \
1943  JSON_HEDLEY_TI_CL6X_VERSION_CHECK(6,1,0) || \
1944  (JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,10,0) && !defined(__cplusplus)) || \
1945  JSON_HEDLEY_CRAY_VERSION_CHECK(8,1,0) || \
1946  JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
1947  #define JSON_HEDLEY_IS_CONSTANT(expr) __builtin_constant_p(expr)
1948 #endif
1949 #if !defined(__cplusplus)
1950 # if \
1951  JSON_HEDLEY_HAS_BUILTIN(__builtin_types_compatible_p) || \
1952  JSON_HEDLEY_GCC_VERSION_CHECK(3,4,0) || \
1953  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
1954  JSON_HEDLEY_IBM_VERSION_CHECK(13,1,0) || \
1955  JSON_HEDLEY_CRAY_VERSION_CHECK(8,1,0) || \
1956  JSON_HEDLEY_ARM_VERSION_CHECK(5,4,0) || \
1957  JSON_HEDLEY_TINYC_VERSION_CHECK(0,9,24)
1958 #if defined(__INTPTR_TYPE__)
1959  #define JSON_HEDLEY_IS_CONSTEXPR_(expr) __builtin_types_compatible_p(__typeof__((1 ? (void*) ((__INTPTR_TYPE__) ((expr) * 0)) : (int*) 0)), int*)
1960 #else
1961  #include <stdint.h>
1962  #define JSON_HEDLEY_IS_CONSTEXPR_(expr) __builtin_types_compatible_p(__typeof__((1 ? (void*) ((intptr_t) ((expr) * 0)) : (int*) 0)), int*)
1963 #endif
1964 # elif \
1965  ( \
1966  defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L) && \
1967  !defined(JSON_HEDLEY_SUNPRO_VERSION) && \
1968  !defined(JSON_HEDLEY_PGI_VERSION) && \
1969  !defined(JSON_HEDLEY_IAR_VERSION)) || \
1970  (JSON_HEDLEY_HAS_EXTENSION(c_generic_selections) && !defined(JSON_HEDLEY_IAR_VERSION)) || \
1971  JSON_HEDLEY_GCC_VERSION_CHECK(4,9,0) || \
1972  JSON_HEDLEY_INTEL_VERSION_CHECK(17,0,0) || \
1973  JSON_HEDLEY_IBM_VERSION_CHECK(12,1,0) || \
1974  JSON_HEDLEY_ARM_VERSION_CHECK(5,3,0)
1975 #if defined(__INTPTR_TYPE__)
1976  #define JSON_HEDLEY_IS_CONSTEXPR_(expr) _Generic((1 ? (void*) ((__INTPTR_TYPE__) ((expr) * 0)) : (int*) 0), int*: 1, void*: 0)
1977 #else
1978  #include <stdint.h>
1979  #define JSON_HEDLEY_IS_CONSTEXPR_(expr) _Generic((1 ? (void*) ((intptr_t) * 0) : (int*) 0), int*: 1, void*: 0)
1980 #endif
1981 # elif \
1982  defined(JSON_HEDLEY_GCC_VERSION) || \
1983  defined(JSON_HEDLEY_INTEL_VERSION) || \
1984  defined(JSON_HEDLEY_TINYC_VERSION) || \
1985  defined(JSON_HEDLEY_TI_ARMCL_VERSION) || \
1986  JSON_HEDLEY_TI_CL430_VERSION_CHECK(18,12,0) || \
1987  defined(JSON_HEDLEY_TI_CL2000_VERSION) || \
1988  defined(JSON_HEDLEY_TI_CL6X_VERSION) || \
1989  defined(JSON_HEDLEY_TI_CL7X_VERSION) || \
1990  defined(JSON_HEDLEY_TI_CLPRU_VERSION) || \
1991  defined(__clang__)
1992 # define JSON_HEDLEY_IS_CONSTEXPR_(expr) ( \
1993  sizeof(void) != \
1994  sizeof(*( \
1995  1 ? \
1996  ((void*) ((expr) * 0L) ) : \
1997 ((struct { char v[sizeof(void) * 2]; } *) 1) \
1998  ) \
1999  ) \
2000  )
2001 # endif
2002 #endif
2003 #if defined(JSON_HEDLEY_IS_CONSTEXPR_)
2004  #if !defined(JSON_HEDLEY_IS_CONSTANT)
2005  #define JSON_HEDLEY_IS_CONSTANT(expr) JSON_HEDLEY_IS_CONSTEXPR_(expr)
2006  #endif
2007  #define JSON_HEDLEY_REQUIRE_CONSTEXPR(expr) (JSON_HEDLEY_IS_CONSTEXPR_(expr) ? (expr) : (-1))
2008 #else
2009  #if !defined(JSON_HEDLEY_IS_CONSTANT)
2010  #define JSON_HEDLEY_IS_CONSTANT(expr) (0)
2011  #endif
2012  #define JSON_HEDLEY_REQUIRE_CONSTEXPR(expr) (expr)
2013 #endif
2014 
2015 #if defined(JSON_HEDLEY_BEGIN_C_DECLS)
2016  #undef JSON_HEDLEY_BEGIN_C_DECLS
2017 #endif
2018 #if defined(JSON_HEDLEY_END_C_DECLS)
2019  #undef JSON_HEDLEY_END_C_DECLS
2020 #endif
2021 #if defined(JSON_HEDLEY_C_DECL)
2022  #undef JSON_HEDLEY_C_DECL
2023 #endif
2024 #if defined(__cplusplus)
2025  #define JSON_HEDLEY_BEGIN_C_DECLS extern "C" {
2026  #define JSON_HEDLEY_END_C_DECLS }
2027  #define JSON_HEDLEY_C_DECL extern "C"
2028 #else
2029  #define JSON_HEDLEY_BEGIN_C_DECLS
2030  #define JSON_HEDLEY_END_C_DECLS
2031  #define JSON_HEDLEY_C_DECL
2032 #endif
2033 
2034 #if defined(JSON_HEDLEY_STATIC_ASSERT)
2035  #undef JSON_HEDLEY_STATIC_ASSERT
2036 #endif
2037 #if \
2038  !defined(__cplusplus) && ( \
2039  (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L)) || \
2040  (JSON_HEDLEY_HAS_FEATURE(c_static_assert) && !defined(JSON_HEDLEY_INTEL_CL_VERSION)) || \
2041  JSON_HEDLEY_GCC_VERSION_CHECK(6,0,0) || \
2042  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \
2043  defined(_Static_assert) \
2044  )
2045 # define JSON_HEDLEY_STATIC_ASSERT(expr, message) _Static_assert(expr, message)
2046 #elif \
2047  (defined(__cplusplus) && (__cplusplus >= 201103L)) || \
2048  JSON_HEDLEY_MSVC_VERSION_CHECK(16,0,0) || \
2049  JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0)
2050 # define JSON_HEDLEY_STATIC_ASSERT(expr, message) JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(static_assert(expr, message))
2051 #else
2052 # define JSON_HEDLEY_STATIC_ASSERT(expr, message)
2053 #endif
2054 
2055 #if defined(JSON_HEDLEY_NULL)
2056  #undef JSON_HEDLEY_NULL
2057 #endif
2058 #if defined(__cplusplus)
2059  #if __cplusplus >= 201103L
2060  #define JSON_HEDLEY_NULL JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(nullptr)
2061  #elif defined(NULL)
2062  #define JSON_HEDLEY_NULL NULL
2063  #else
2064  #define JSON_HEDLEY_NULL JSON_HEDLEY_STATIC_CAST(void*, 0)
2065  #endif
2066 #elif defined(NULL)
2067  #define JSON_HEDLEY_NULL NULL
2068 #else
2069  #define JSON_HEDLEY_NULL ((void*) 0)
2070 #endif
2071 
2072 #if defined(JSON_HEDLEY_MESSAGE)
2073  #undef JSON_HEDLEY_MESSAGE
2074 #endif
2075 #if JSON_HEDLEY_HAS_WARNING("-Wunknown-pragmas")
2076 # define JSON_HEDLEY_MESSAGE(msg) \
2077  JSON_HEDLEY_DIAGNOSTIC_PUSH \
2078  JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS \
2079  JSON_HEDLEY_PRAGMA(message msg) \
2080  JSON_HEDLEY_DIAGNOSTIC_POP
2081 #elif \
2082  JSON_HEDLEY_GCC_VERSION_CHECK(4,4,0) || \
2083  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0)
2084 # define JSON_HEDLEY_MESSAGE(msg) JSON_HEDLEY_PRAGMA(message msg)
2085 #elif JSON_HEDLEY_CRAY_VERSION_CHECK(5,0,0)
2086 # define JSON_HEDLEY_MESSAGE(msg) JSON_HEDLEY_PRAGMA(_CRI message msg)
2087 #elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0)
2088 # define JSON_HEDLEY_MESSAGE(msg) JSON_HEDLEY_PRAGMA(message(msg))
2089 #elif JSON_HEDLEY_PELLES_VERSION_CHECK(2,0,0)
2090 # define JSON_HEDLEY_MESSAGE(msg) JSON_HEDLEY_PRAGMA(message(msg))
2091 #else
2092 # define JSON_HEDLEY_MESSAGE(msg)
2093 #endif
2094 
2095 #if defined(JSON_HEDLEY_WARNING)
2096  #undef JSON_HEDLEY_WARNING
2097 #endif
2098 #if JSON_HEDLEY_HAS_WARNING("-Wunknown-pragmas")
2099 # define JSON_HEDLEY_WARNING(msg) \
2100  JSON_HEDLEY_DIAGNOSTIC_PUSH \
2101  JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS \
2102  JSON_HEDLEY_PRAGMA(clang warning msg) \
2103  JSON_HEDLEY_DIAGNOSTIC_POP
2104 #elif \
2105  JSON_HEDLEY_GCC_VERSION_CHECK(4,8,0) || \
2106  JSON_HEDLEY_PGI_VERSION_CHECK(18,4,0) || \
2107  JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0)
2108 # define JSON_HEDLEY_WARNING(msg) JSON_HEDLEY_PRAGMA(GCC warning msg)
2109 #elif \
2110  JSON_HEDLEY_MSVC_VERSION_CHECK(15,0,0) || \
2111  JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0)
2112 # define JSON_HEDLEY_WARNING(msg) JSON_HEDLEY_PRAGMA(message(msg))
2113 #else
2114 # define JSON_HEDLEY_WARNING(msg) JSON_HEDLEY_MESSAGE(msg)
2115 #endif
2116 
2117 #if defined(JSON_HEDLEY_REQUIRE)
2118  #undef JSON_HEDLEY_REQUIRE
2119 #endif
2120 #if defined(JSON_HEDLEY_REQUIRE_MSG)
2121  #undef JSON_HEDLEY_REQUIRE_MSG
2122 #endif
2123 #if JSON_HEDLEY_HAS_ATTRIBUTE(diagnose_if)
2124 # if JSON_HEDLEY_HAS_WARNING("-Wgcc-compat")
2125 # define JSON_HEDLEY_REQUIRE(expr) \
2126  JSON_HEDLEY_DIAGNOSTIC_PUSH \
2127  _Pragma("clang diagnostic ignored \"-Wgcc-compat\"") \
2128  __attribute__((diagnose_if(!(expr), #expr, "error"))) \
2129  JSON_HEDLEY_DIAGNOSTIC_POP
2130 # define JSON_HEDLEY_REQUIRE_MSG(expr,msg) \
2131  JSON_HEDLEY_DIAGNOSTIC_PUSH \
2132  _Pragma("clang diagnostic ignored \"-Wgcc-compat\"") \
2133  __attribute__((diagnose_if(!(expr), msg, "error"))) \
2134  JSON_HEDLEY_DIAGNOSTIC_POP
2135 # else
2136 # define JSON_HEDLEY_REQUIRE(expr) __attribute__((diagnose_if(!(expr), #expr, "error")))
2137 # define JSON_HEDLEY_REQUIRE_MSG(expr,msg) __attribute__((diagnose_if(!(expr), msg, "error")))
2138 # endif
2139 #else
2140 # define JSON_HEDLEY_REQUIRE(expr)
2141 # define JSON_HEDLEY_REQUIRE_MSG(expr,msg)
2142 #endif
2143 
2144 #if defined(JSON_HEDLEY_FLAGS)
2145  #undef JSON_HEDLEY_FLAGS
2146 #endif
2147 #if JSON_HEDLEY_HAS_ATTRIBUTE(flag_enum) && (!defined(__cplusplus) || JSON_HEDLEY_HAS_WARNING("-Wbitfield-enum-conversion"))
2148  #define JSON_HEDLEY_FLAGS __attribute__((__flag_enum__))
2149 #else
2150  #define JSON_HEDLEY_FLAGS
2151 #endif
2152 
2153 #if defined(JSON_HEDLEY_FLAGS_CAST)
2154  #undef JSON_HEDLEY_FLAGS_CAST
2155 #endif
2156 #if JSON_HEDLEY_INTEL_VERSION_CHECK(19,0,0)
2157 # define JSON_HEDLEY_FLAGS_CAST(T, expr) (__extension__ ({ \
2158  JSON_HEDLEY_DIAGNOSTIC_PUSH \
2159  _Pragma("warning(disable:188)") \
2160  ((T) (expr)); \
2161  JSON_HEDLEY_DIAGNOSTIC_POP \
2162  }))
2163 #else
2164 # define JSON_HEDLEY_FLAGS_CAST(T, expr) JSON_HEDLEY_STATIC_CAST(T, expr)
2165 #endif
2166 
2167 #if defined(JSON_HEDLEY_EMPTY_BASES)
2168  #undef JSON_HEDLEY_EMPTY_BASES
2169 #endif
2170 #if \
2171  (JSON_HEDLEY_MSVC_VERSION_CHECK(19,0,23918) && !JSON_HEDLEY_MSVC_VERSION_CHECK(20,0,0)) || \
2172  JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0)
2173  #define JSON_HEDLEY_EMPTY_BASES __declspec(empty_bases)
2174 #else
2175  #define JSON_HEDLEY_EMPTY_BASES
2176 #endif
2177 
2178 /* Remaining macros are deprecated. */
2179 
2180 #if defined(JSON_HEDLEY_GCC_NOT_CLANG_VERSION_CHECK)
2181  #undef JSON_HEDLEY_GCC_NOT_CLANG_VERSION_CHECK
2182 #endif
2183 #if defined(__clang__)
2184  #define JSON_HEDLEY_GCC_NOT_CLANG_VERSION_CHECK(major,minor,patch) (0)
2185 #else
2186  #define JSON_HEDLEY_GCC_NOT_CLANG_VERSION_CHECK(major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch)
2187 #endif
2188 
2189 #if defined(JSON_HEDLEY_CLANG_HAS_ATTRIBUTE)
2190  #undef JSON_HEDLEY_CLANG_HAS_ATTRIBUTE
2191 #endif
2192 #define JSON_HEDLEY_CLANG_HAS_ATTRIBUTE(attribute) JSON_HEDLEY_HAS_ATTRIBUTE(attribute)
2193 
2194 #if defined(JSON_HEDLEY_CLANG_HAS_CPP_ATTRIBUTE)
2195  #undef JSON_HEDLEY_CLANG_HAS_CPP_ATTRIBUTE
2196 #endif
2197 #define JSON_HEDLEY_CLANG_HAS_CPP_ATTRIBUTE(attribute) JSON_HEDLEY_HAS_CPP_ATTRIBUTE(attribute)
2198 
2199 #if defined(JSON_HEDLEY_CLANG_HAS_BUILTIN)
2200  #undef JSON_HEDLEY_CLANG_HAS_BUILTIN
2201 #endif
2202 #define JSON_HEDLEY_CLANG_HAS_BUILTIN(builtin) JSON_HEDLEY_HAS_BUILTIN(builtin)
2203 
2204 #if defined(JSON_HEDLEY_CLANG_HAS_FEATURE)
2205  #undef JSON_HEDLEY_CLANG_HAS_FEATURE
2206 #endif
2207 #define JSON_HEDLEY_CLANG_HAS_FEATURE(feature) JSON_HEDLEY_HAS_FEATURE(feature)
2208 
2209 #if defined(JSON_HEDLEY_CLANG_HAS_EXTENSION)
2210  #undef JSON_HEDLEY_CLANG_HAS_EXTENSION
2211 #endif
2212 #define JSON_HEDLEY_CLANG_HAS_EXTENSION(extension) JSON_HEDLEY_HAS_EXTENSION(extension)
2213 
2214 #if defined(JSON_HEDLEY_CLANG_HAS_DECLSPEC_DECLSPEC_ATTRIBUTE)
2215  #undef JSON_HEDLEY_CLANG_HAS_DECLSPEC_DECLSPEC_ATTRIBUTE
2216 #endif
2217 #define JSON_HEDLEY_CLANG_HAS_DECLSPEC_ATTRIBUTE(attribute) JSON_HEDLEY_HAS_DECLSPEC_ATTRIBUTE(attribute)
2218 
2219 #if defined(JSON_HEDLEY_CLANG_HAS_WARNING)
2220  #undef JSON_HEDLEY_CLANG_HAS_WARNING
2221 #endif
2222 #define JSON_HEDLEY_CLANG_HAS_WARNING(warning) JSON_HEDLEY_HAS_WARNING(warning)
2223 
2224 #endif /* !defined(JSON_HEDLEY_VERSION) || (JSON_HEDLEY_VERSION < X) */
2225 
2226 // #include <nlohmann/detail/meta/detected.hpp>
2227 
2228 
2229 #include <type_traits>
2230 
2231 // #include <nlohmann/detail/meta/void_t.hpp>
2232 
2233 
2234 namespace nlohmann
2235 {
2236 namespace detail
2237 {
2238 template<typename ...Ts> struct make_void
2239 {
2240  using type = void;
2241 };
2242 template<typename ...Ts> using void_t = typename make_void<Ts...>::type;
2243 } // namespace detail
2244 } // namespace nlohmann
2245 
2246 
2247 // https://en.cppreference.com/w/cpp/experimental/is_detected
2248 namespace nlohmann
2249 {
2250 namespace detail
2251 {
2252 struct nonesuch
2253 {
2254  nonesuch() = delete;
2255  ~nonesuch() = delete;
2256  nonesuch(nonesuch const&) = delete;
2257  nonesuch(nonesuch const&&) = delete;
2258  void operator=(nonesuch const&) = delete;
2259  void operator=(nonesuch&&) = delete;
2260 };
2261 
2262 template<class Default,
2263  class AlwaysVoid,
2264  template<class...> class Op,
2265  class... Args>
2266 struct detector
2267 {
2268  using value_t = std::false_type;
2269  using type = Default;
2270 };
2271 
2272 template<class Default, template<class...> class Op, class... Args>
2273 struct detector<Default, void_t<Op<Args...>>, Op, Args...>
2274 {
2275  using value_t = std::true_type;
2276  using type = Op<Args...>;
2277 };
2278 
2279 template<template<class...> class Op, class... Args>
2280 using is_detected = typename detector<nonesuch, void, Op, Args...>::value_t;
2281 
2282 template<template<class...> class Op, class... Args>
2283 struct is_detected_lazy : is_detected<Op, Args...> { };
2284 
2285 template<template<class...> class Op, class... Args>
2286 using detected_t = typename detector<nonesuch, void, Op, Args...>::type;
2287 
2288 template<class Default, template<class...> class Op, class... Args>
2289 using detected_or = detector<Default, void, Op, Args...>;
2290 
2291 template<class Default, template<class...> class Op, class... Args>
2292 using detected_or_t = typename detected_or<Default, Op, Args...>::type;
2293 
2294 template<class Expected, template<class...> class Op, class... Args>
2295 using is_detected_exact = std::is_same<Expected, detected_t<Op, Args...>>;
2296 
2297 template<class To, template<class...> class Op, class... Args>
2298 using is_detected_convertible =
2299  std::is_convertible<detected_t<Op, Args...>, To>;
2300 } // namespace detail
2301 } // namespace nlohmann
2302 
2303 
2304 // This file contains all internal macro definitions
2305 // You MUST include macro_unscope.hpp at the end of json.hpp to undef all of them
2306 
2307 // exclude unsupported compilers
2308 #if !defined(JSON_SKIP_UNSUPPORTED_COMPILER_CHECK)
2309  #if defined(__clang__)
2310  #if (__clang_major__ * 10000 + __clang_minor__ * 100 + __clang_patchlevel__) < 30400
2311  #error "unsupported Clang version - see https://github.com/nlohmann/json#supported-compilers"
2312  #endif
2313  #elif defined(__GNUC__) && !(defined(__ICC) || defined(__INTEL_COMPILER))
2314  #if (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) < 40800
2315  #error "unsupported GCC version - see https://github.com/nlohmann/json#supported-compilers"
2316  #endif
2317  #endif
2318 #endif
2319 
2320 // C++ language standard detection
2321 // if the user manually specified the used c++ version this is skipped
2322 #if !defined(JSON_HAS_CPP_20) && !defined(JSON_HAS_CPP_17) && !defined(JSON_HAS_CPP_14) && !defined(JSON_HAS_CPP_11)
2323  #if (defined(__cplusplus) && __cplusplus >= 202002L) || (defined(_MSVC_LANG) && _MSVC_LANG >= 202002L)
2324  #define JSON_HAS_CPP_20
2325  #define JSON_HAS_CPP_17
2326  #define JSON_HAS_CPP_14
2327  #elif (defined(__cplusplus) && __cplusplus >= 201703L) || (defined(_HAS_CXX17) && _HAS_CXX17 == 1) // fix for issue #464
2328  #define JSON_HAS_CPP_17
2329  #define JSON_HAS_CPP_14
2330  #elif (defined(__cplusplus) && __cplusplus >= 201402L) || (defined(_HAS_CXX14) && _HAS_CXX14 == 1)
2331  #define JSON_HAS_CPP_14
2332  #endif
2333  // the cpp 11 flag is always specified because it is the minimal required version
2334  #define JSON_HAS_CPP_11
2335 #endif
2336 
2337 #if !defined(JSON_HAS_FILESYSTEM) && !defined(JSON_HAS_EXPERIMENTAL_FILESYSTEM)
2338  #ifdef JSON_HAS_CPP_17
2339  #if defined(__cpp_lib_filesystem)
2340  #define JSON_HAS_FILESYSTEM 1
2341  #elif defined(__cpp_lib_experimental_filesystem)
2342  #define JSON_HAS_EXPERIMENTAL_FILESYSTEM 1
2343  #elif !defined(__has_include)
2344  #define JSON_HAS_EXPERIMENTAL_FILESYSTEM 1
2345  #elif __has_include(<filesystem>)
2346  #define JSON_HAS_FILESYSTEM 1
2347  #elif __has_include(<experimental/filesystem>)
2348  #define JSON_HAS_EXPERIMENTAL_FILESYSTEM 1
2349  #endif
2350 
2351  // std::filesystem does not work on MinGW GCC 8: https://sourceforge.net/p/mingw-w64/bugs/737/
2352  #if defined(__MINGW32__) && defined(__GNUC__) && __GNUC__ == 8
2353  #undef JSON_HAS_FILESYSTEM
2354  #undef JSON_HAS_EXPERIMENTAL_FILESYSTEM
2355  #endif
2356 
2357  // no filesystem support before GCC 8: https://en.cppreference.com/w/cpp/compiler_support
2358  #if defined(__GNUC__) && !defined(__clang__) && __GNUC__ < 8
2359  #undef JSON_HAS_FILESYSTEM
2360  #undef JSON_HAS_EXPERIMENTAL_FILESYSTEM
2361  #endif
2362 
2363  // no filesystem support before Clang 7: https://en.cppreference.com/w/cpp/compiler_support
2364  #if defined(__clang_major__) && __clang_major__ < 7
2365  #undef JSON_HAS_FILESYSTEM
2366  #undef JSON_HAS_EXPERIMENTAL_FILESYSTEM
2367  #endif
2368 
2369  // no filesystem support before MSVC 19.14: https://en.cppreference.com/w/cpp/compiler_support
2370  #if defined(_MSC_VER) && _MSC_VER < 1940
2371  #undef JSON_HAS_FILESYSTEM
2372  #undef JSON_HAS_EXPERIMENTAL_FILESYSTEM
2373  #endif
2374 
2375  // no filesystem support before iOS 13
2376  #if defined(__IPHONE_OS_VERSION_MIN_REQUIRED) && __IPHONE_OS_VERSION_MIN_REQUIRED < 130000
2377  #undef JSON_HAS_FILESYSTEM
2378  #undef JSON_HAS_EXPERIMENTAL_FILESYSTEM
2379  #endif
2380 
2381  // no filesystem support before macOS Catalina
2382  #if defined(__MAC_OS_X_VERSION_MIN_REQUIRED) && __MAC_OS_X_VERSION_MIN_REQUIRED < 101500
2383  #undef JSON_HAS_FILESYSTEM
2384  #undef JSON_HAS_EXPERIMENTAL_FILESYSTEM
2385  #endif
2386  #endif
2387 #endif
2388 
2389 #ifndef JSON_HAS_EXPERIMENTAL_FILESYSTEM
2390  #define JSON_HAS_EXPERIMENTAL_FILESYSTEM 0
2391 #endif
2392 
2393 #ifndef JSON_HAS_FILESYSTEM
2394  #define JSON_HAS_FILESYSTEM 0
2395 #endif
2396 
2397 // disable documentation warnings on clang
2398 #if defined(__clang__)
2399  #pragma clang diagnostic push
2400  #pragma clang diagnostic ignored "-Wdocumentation"
2401  #pragma clang diagnostic ignored "-Wdocumentation-unknown-command"
2402 #endif
2403 
2404 // allow disabling exceptions
2405 #if (defined(__cpp_exceptions) || defined(__EXCEPTIONS) || defined(_CPPUNWIND)) && !defined(JSON_NOEXCEPTION)
2406  #define JSON_THROW(exception) throw exception
2407  #define JSON_TRY try
2408  #define JSON_CATCH(exception) catch(exception)
2409  #define JSON_INTERNAL_CATCH(exception) catch(exception)
2410 #else
2411  #include <cstdlib>
2412  #define JSON_THROW(exception) std::abort()
2413  #define JSON_TRY if(true)
2414  #define JSON_CATCH(exception) if(false)
2415  #define JSON_INTERNAL_CATCH(exception) if(false)
2416 #endif
2417 
2418 // override exception macros
2419 #if defined(JSON_THROW_USER)
2420  #undef JSON_THROW
2421  #define JSON_THROW JSON_THROW_USER
2422 #endif
2423 #if defined(JSON_TRY_USER)
2424  #undef JSON_TRY
2425  #define JSON_TRY JSON_TRY_USER
2426 #endif
2427 #if defined(JSON_CATCH_USER)
2428  #undef JSON_CATCH
2429  #define JSON_CATCH JSON_CATCH_USER
2430  #undef JSON_INTERNAL_CATCH
2431  #define JSON_INTERNAL_CATCH JSON_CATCH_USER
2432 #endif
2433 #if defined(JSON_INTERNAL_CATCH_USER)
2434  #undef JSON_INTERNAL_CATCH
2435  #define JSON_INTERNAL_CATCH JSON_INTERNAL_CATCH_USER
2436 #endif
2437 
2438 // allow overriding assert
2439 #if !defined(JSON_ASSERT)
2440  #include <cassert> // assert
2441  #define JSON_ASSERT(x) assert(x)
2442 #endif
2443 
2444 // allow to access some private functions (needed by the test suite)
2445 #if defined(JSON_TESTS_PRIVATE)
2446  #define JSON_PRIVATE_UNLESS_TESTED public
2447 #else
2448  #define JSON_PRIVATE_UNLESS_TESTED private
2449 #endif
2450 
2456 #define NLOHMANN_JSON_SERIALIZE_ENUM(ENUM_TYPE, ...) \
2457  template<typename BasicJsonType> \
2458  inline void to_json(BasicJsonType& j, const ENUM_TYPE& e) \
2459  { \
2460  static_assert(std::is_enum<ENUM_TYPE>::value, #ENUM_TYPE " must be an enum!"); \
2461  static const std::pair<ENUM_TYPE, BasicJsonType> m[] = __VA_ARGS__; \
2462  auto it = std::find_if(std::begin(m), std::end(m), \
2463  [e](const std::pair<ENUM_TYPE, BasicJsonType>& ej_pair) -> bool \
2464  { \
2465  return ej_pair.first == e; \
2466  }); \
2467  j = ((it != std::end(m)) ? it : std::begin(m))->second; \
2468  } \
2469  template<typename BasicJsonType> \
2470  inline void from_json(const BasicJsonType& j, ENUM_TYPE& e) \
2471  { \
2472  static_assert(std::is_enum<ENUM_TYPE>::value, #ENUM_TYPE " must be an enum!"); \
2473  static const std::pair<ENUM_TYPE, BasicJsonType> m[] = __VA_ARGS__; \
2474  auto it = std::find_if(std::begin(m), std::end(m), \
2475  [&j](const std::pair<ENUM_TYPE, BasicJsonType>& ej_pair) -> bool \
2476  { \
2477  return ej_pair.second == j; \
2478  }); \
2479  e = ((it != std::end(m)) ? it : std::begin(m))->first; \
2480  }
2481 
2482 // Ugly macros to avoid uglier copy-paste when specializing basic_json. They
2483 // may be removed in the future once the class is split.
2484 
2485 #define NLOHMANN_BASIC_JSON_TPL_DECLARATION \
2486  template<template<typename, typename, typename...> class ObjectType, \
2487  template<typename, typename...> class ArrayType, \
2488  class StringType, class BooleanType, class NumberIntegerType, \
2489  class NumberUnsignedType, class NumberFloatType, \
2490  template<typename> class AllocatorType, \
2491  template<typename, typename = void> class JSONSerializer, \
2492  class BinaryType>
2493 
2494 #define NLOHMANN_BASIC_JSON_TPL \
2495  basic_json<ObjectType, ArrayType, StringType, BooleanType, \
2496  NumberIntegerType, NumberUnsignedType, NumberFloatType, \
2497  AllocatorType, JSONSerializer, BinaryType>
2498 
2499 // Macros to simplify conversion from/to types
2500 
2501 #define NLOHMANN_JSON_EXPAND( x ) x
2502 #define NLOHMANN_JSON_GET_MACRO(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10, _11, _12, _13, _14, _15, _16, _17, _18, _19, _20, _21, _22, _23, _24, _25, _26, _27, _28, _29, _30, _31, _32, _33, _34, _35, _36, _37, _38, _39, _40, _41, _42, _43, _44, _45, _46, _47, _48, _49, _50, _51, _52, _53, _54, _55, _56, _57, _58, _59, _60, _61, _62, _63, _64, NAME,...) NAME
2503 #define NLOHMANN_JSON_PASTE(...) NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_GET_MACRO(__VA_ARGS__, \
2504  NLOHMANN_JSON_PASTE64, \
2505  NLOHMANN_JSON_PASTE63, \
2506  NLOHMANN_JSON_PASTE62, \
2507  NLOHMANN_JSON_PASTE61, \
2508  NLOHMANN_JSON_PASTE60, \
2509  NLOHMANN_JSON_PASTE59, \
2510  NLOHMANN_JSON_PASTE58, \
2511  NLOHMANN_JSON_PASTE57, \
2512  NLOHMANN_JSON_PASTE56, \
2513  NLOHMANN_JSON_PASTE55, \
2514  NLOHMANN_JSON_PASTE54, \
2515  NLOHMANN_JSON_PASTE53, \
2516  NLOHMANN_JSON_PASTE52, \
2517  NLOHMANN_JSON_PASTE51, \
2518  NLOHMANN_JSON_PASTE50, \
2519  NLOHMANN_JSON_PASTE49, \
2520  NLOHMANN_JSON_PASTE48, \
2521  NLOHMANN_JSON_PASTE47, \
2522  NLOHMANN_JSON_PASTE46, \
2523  NLOHMANN_JSON_PASTE45, \
2524  NLOHMANN_JSON_PASTE44, \
2525  NLOHMANN_JSON_PASTE43, \
2526  NLOHMANN_JSON_PASTE42, \
2527  NLOHMANN_JSON_PASTE41, \
2528  NLOHMANN_JSON_PASTE40, \
2529  NLOHMANN_JSON_PASTE39, \
2530  NLOHMANN_JSON_PASTE38, \
2531  NLOHMANN_JSON_PASTE37, \
2532  NLOHMANN_JSON_PASTE36, \
2533  NLOHMANN_JSON_PASTE35, \
2534  NLOHMANN_JSON_PASTE34, \
2535  NLOHMANN_JSON_PASTE33, \
2536  NLOHMANN_JSON_PASTE32, \
2537  NLOHMANN_JSON_PASTE31, \
2538  NLOHMANN_JSON_PASTE30, \
2539  NLOHMANN_JSON_PASTE29, \
2540  NLOHMANN_JSON_PASTE28, \
2541  NLOHMANN_JSON_PASTE27, \
2542  NLOHMANN_JSON_PASTE26, \
2543  NLOHMANN_JSON_PASTE25, \
2544  NLOHMANN_JSON_PASTE24, \
2545  NLOHMANN_JSON_PASTE23, \
2546  NLOHMANN_JSON_PASTE22, \
2547  NLOHMANN_JSON_PASTE21, \
2548  NLOHMANN_JSON_PASTE20, \
2549  NLOHMANN_JSON_PASTE19, \
2550  NLOHMANN_JSON_PASTE18, \
2551  NLOHMANN_JSON_PASTE17, \
2552  NLOHMANN_JSON_PASTE16, \
2553  NLOHMANN_JSON_PASTE15, \
2554  NLOHMANN_JSON_PASTE14, \
2555  NLOHMANN_JSON_PASTE13, \
2556  NLOHMANN_JSON_PASTE12, \
2557  NLOHMANN_JSON_PASTE11, \
2558  NLOHMANN_JSON_PASTE10, \
2559  NLOHMANN_JSON_PASTE9, \
2560  NLOHMANN_JSON_PASTE8, \
2561  NLOHMANN_JSON_PASTE7, \
2562  NLOHMANN_JSON_PASTE6, \
2563  NLOHMANN_JSON_PASTE5, \
2564  NLOHMANN_JSON_PASTE4, \
2565  NLOHMANN_JSON_PASTE3, \
2566  NLOHMANN_JSON_PASTE2, \
2567  NLOHMANN_JSON_PASTE1)(__VA_ARGS__))
2568 #define NLOHMANN_JSON_PASTE2(func, v1) func(v1)
2569 #define NLOHMANN_JSON_PASTE3(func, v1, v2) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE2(func, v2)
2570 #define NLOHMANN_JSON_PASTE4(func, v1, v2, v3) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE3(func, v2, v3)
2571 #define NLOHMANN_JSON_PASTE5(func, v1, v2, v3, v4) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE4(func, v2, v3, v4)
2572 #define NLOHMANN_JSON_PASTE6(func, v1, v2, v3, v4, v5) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE5(func, v2, v3, v4, v5)
2573 #define NLOHMANN_JSON_PASTE7(func, v1, v2, v3, v4, v5, v6) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE6(func, v2, v3, v4, v5, v6)
2574 #define NLOHMANN_JSON_PASTE8(func, v1, v2, v3, v4, v5, v6, v7) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE7(func, v2, v3, v4, v5, v6, v7)
2575 #define NLOHMANN_JSON_PASTE9(func, v1, v2, v3, v4, v5, v6, v7, v8) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE8(func, v2, v3, v4, v5, v6, v7, v8)
2576 #define NLOHMANN_JSON_PASTE10(func, v1, v2, v3, v4, v5, v6, v7, v8, v9) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE9(func, v2, v3, v4, v5, v6, v7, v8, v9)
2577 #define NLOHMANN_JSON_PASTE11(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE10(func, v2, v3, v4, v5, v6, v7, v8, v9, v10)
2578 #define NLOHMANN_JSON_PASTE12(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE11(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11)
2579 #define NLOHMANN_JSON_PASTE13(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE12(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12)
2580 #define NLOHMANN_JSON_PASTE14(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE13(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13)
2581 #define NLOHMANN_JSON_PASTE15(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE14(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14)
2582 #define NLOHMANN_JSON_PASTE16(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE15(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15)
2583 #define NLOHMANN_JSON_PASTE17(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE16(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16)
2584 #define NLOHMANN_JSON_PASTE18(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE17(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17)
2585 #define NLOHMANN_JSON_PASTE19(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE18(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18)
2586 #define NLOHMANN_JSON_PASTE20(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE19(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19)
2587 #define NLOHMANN_JSON_PASTE21(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE20(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20)
2588 #define NLOHMANN_JSON_PASTE22(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE21(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21)
2589 #define NLOHMANN_JSON_PASTE23(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE22(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22)
2590 #define NLOHMANN_JSON_PASTE24(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE23(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23)
2591 #define NLOHMANN_JSON_PASTE25(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE24(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24)
2592 #define NLOHMANN_JSON_PASTE26(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE25(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25)
2593 #define NLOHMANN_JSON_PASTE27(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE26(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26)
2594 #define NLOHMANN_JSON_PASTE28(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE27(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27)
2595 #define NLOHMANN_JSON_PASTE29(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE28(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28)
2596 #define NLOHMANN_JSON_PASTE30(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE29(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29)
2597 #define NLOHMANN_JSON_PASTE31(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE30(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30)
2598 #define NLOHMANN_JSON_PASTE32(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE31(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31)
2599 #define NLOHMANN_JSON_PASTE33(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE32(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32)
2600 #define NLOHMANN_JSON_PASTE34(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE33(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33)
2601 #define NLOHMANN_JSON_PASTE35(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE34(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34)
2602 #define NLOHMANN_JSON_PASTE36(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE35(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35)
2603 #define NLOHMANN_JSON_PASTE37(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE36(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36)
2604 #define NLOHMANN_JSON_PASTE38(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE37(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37)
2605 #define NLOHMANN_JSON_PASTE39(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE38(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38)
2606 #define NLOHMANN_JSON_PASTE40(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE39(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39)
2607 #define NLOHMANN_JSON_PASTE41(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE40(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40)
2608 #define NLOHMANN_JSON_PASTE42(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE41(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41)
2609 #define NLOHMANN_JSON_PASTE43(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE42(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42)
2610 #define NLOHMANN_JSON_PASTE44(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE43(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43)
2611 #define NLOHMANN_JSON_PASTE45(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE44(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44)
2612 #define NLOHMANN_JSON_PASTE46(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE45(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45)
2613 #define NLOHMANN_JSON_PASTE47(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE46(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46)
2614 #define NLOHMANN_JSON_PASTE48(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE47(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47)
2615 #define NLOHMANN_JSON_PASTE49(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE48(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48)
2616 #define NLOHMANN_JSON_PASTE50(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE49(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49)
2617 #define NLOHMANN_JSON_PASTE51(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE50(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50)
2618 #define NLOHMANN_JSON_PASTE52(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE51(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51)
2619 #define NLOHMANN_JSON_PASTE53(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE52(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52)
2620 #define NLOHMANN_JSON_PASTE54(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE53(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53)
2621 #define NLOHMANN_JSON_PASTE55(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE54(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54)
2622 #define NLOHMANN_JSON_PASTE56(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE55(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55)
2623 #define NLOHMANN_JSON_PASTE57(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE56(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56)
2624 #define NLOHMANN_JSON_PASTE58(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE57(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57)
2625 #define NLOHMANN_JSON_PASTE59(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE58(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58)
2626 #define NLOHMANN_JSON_PASTE60(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE59(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59)
2627 #define NLOHMANN_JSON_PASTE61(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59, v60) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE60(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59, v60)
2628 #define NLOHMANN_JSON_PASTE62(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59, v60, v61) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE61(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59, v60, v61)
2629 #define NLOHMANN_JSON_PASTE63(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59, v60, v61, v62) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE62(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59, v60, v61, v62)
2630 #define NLOHMANN_JSON_PASTE64(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59, v60, v61, v62, v63) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE63(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59, v60, v61, v62, v63)
2631 
2632 #define NLOHMANN_JSON_TO(v1) nlohmann_json_j[#v1] = nlohmann_json_t.v1;
2633 #define NLOHMANN_JSON_FROM(v1) nlohmann_json_j.at(#v1).get_to(nlohmann_json_t.v1);
2634 
2640 #define NLOHMANN_DEFINE_TYPE_INTRUSIVE(Type, ...) \
2641  friend void to_json(nlohmann::json& nlohmann_json_j, const Type& nlohmann_json_t) { NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_PASTE(NLOHMANN_JSON_TO, __VA_ARGS__)) } \
2642  friend void from_json(const nlohmann::json& nlohmann_json_j, Type& nlohmann_json_t) { NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_PASTE(NLOHMANN_JSON_FROM, __VA_ARGS__)) }
2643 
2649 #define NLOHMANN_DEFINE_TYPE_NON_INTRUSIVE(Type, ...) \
2650  inline void to_json(nlohmann::json& nlohmann_json_j, const Type& nlohmann_json_t) { NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_PASTE(NLOHMANN_JSON_TO, __VA_ARGS__)) } \
2651  inline void from_json(const nlohmann::json& nlohmann_json_j, Type& nlohmann_json_t) { NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_PASTE(NLOHMANN_JSON_FROM, __VA_ARGS__)) }
2652 
2653 
2654 // inspired from https://stackoverflow.com/a/26745591
2655 // allows to call any std function as if (e.g. with begin):
2656 // using std::begin; begin(x);
2657 //
2658 // it allows using the detected idiom to retrieve the return type
2659 // of such an expression
2660 #define NLOHMANN_CAN_CALL_STD_FUNC_IMPL(std_name) \
2661  namespace detail { \
2662  using std::std_name; \
2663  \
2664  template<typename... T> \
2665  using result_of_##std_name = decltype(std_name(std::declval<T>()...)); \
2666  } \
2667  \
2668  namespace detail2 { \
2669  struct std_name##_tag \
2670  { \
2671  }; \
2672  \
2673  template<typename... T> \
2674  std_name##_tag std_name(T&&...); \
2675  \
2676  template<typename... T> \
2677  using result_of_##std_name = decltype(std_name(std::declval<T>()...)); \
2678  \
2679  template<typename... T> \
2680  struct would_call_std_##std_name \
2681  { \
2682  static constexpr auto const value = ::nlohmann::detail:: \
2683  is_detected_exact<std_name##_tag, result_of_##std_name, T...>::value; \
2684  }; \
2685  } /* namespace detail2 */ \
2686  \
2687  template<typename... T> \
2688  struct would_call_std_##std_name : detail2::would_call_std_##std_name<T...> \
2689  { \
2690  }
2691 
2692 #ifndef JSON_USE_IMPLICIT_CONVERSIONS
2693  #define JSON_USE_IMPLICIT_CONVERSIONS 1
2694 #endif
2695 
2696 #if JSON_USE_IMPLICIT_CONVERSIONS
2697  #define JSON_EXPLICIT
2698 #else
2699  #define JSON_EXPLICIT explicit
2700 #endif
2701 
2702 #ifndef JSON_DIAGNOSTICS
2703  #define JSON_DIAGNOSTICS 0
2704 #endif
2705 
2706 
2707 namespace nlohmann
2708 {
2709 namespace detail
2710 {
2711 
2725 inline void replace_substring(std::string& s, const std::string& f,
2726  const std::string& t)
2727 {
2728  JSON_ASSERT(!f.empty());
2729  for (auto pos = s.find(f); // find first occurrence of f
2730  pos != std::string::npos; // make sure f was found
2731  s.replace(pos, f.size(), t), // replace with t, and
2732  pos = s.find(f, pos + t.size())) // find next occurrence of f
2733  {}
2734 }
2735 
2743 inline std::string escape(std::string s)
2744 {
2745  replace_substring(s, "~", "~0");
2746  replace_substring(s, "/", "~1");
2747  return s;
2748 }
2749 
2757 static void unescape(std::string& s)
2758 {
2759  replace_substring(s, "~1", "/");
2760  replace_substring(s, "~0", "~");
2761 }
2762 
2763 } // namespace detail
2764 } // namespace nlohmann
2765 
2766 // #include <nlohmann/detail/input/position_t.hpp>
2767 
2768 
2769 #include <cstddef> // size_t
2770 
2771 namespace nlohmann
2772 {
2773 namespace detail
2774 {
2776 struct position_t
2777 {
2779  std::size_t chars_read_total = 0;
2781  std::size_t chars_read_current_line = 0;
2783  std::size_t lines_read = 0;
2784 
2786  constexpr operator size_t() const
2787  {
2788  return chars_read_total;
2789  }
2790 };
2791 
2792 } // namespace detail
2793 } // namespace nlohmann
2794 
2795 // #include <nlohmann/detail/macro_scope.hpp>
2796 
2797 
2798 namespace nlohmann
2799 {
2800 namespace detail
2801 {
2803 // exceptions //
2805 
2808 class exception : public std::exception
2809 {
2810  public:
2812  const char* what() const noexcept override
2813  {
2814  return m.what();
2815  }
2816 
2818  const int id; // NOLINT(cppcoreguidelines-non-private-member-variables-in-classes)
2819 
2820  protected:
2821  JSON_HEDLEY_NON_NULL(3)
2822  exception(int id_, const char* what_arg) : id(id_), m(what_arg) {} // NOLINT(bugprone-throw-keyword-missing)
2823 
2824  static std::string name(const std::string& ename, int id_)
2825  {
2826  return "[json.exception." + ename + "." + std::to_string(id_) + "] ";
2827  }
2828 
2829  template<typename BasicJsonType>
2830  static std::string diagnostics(const BasicJsonType& leaf_element)
2831  {
2832 #if JSON_DIAGNOSTICS
2833  std::vector<std::string> tokens;
2834  for (const auto* current = &leaf_element; current->m_parent != nullptr; current = current->m_parent)
2835  {
2836  switch (current->m_parent->type())
2837  {
2838  case value_t::array:
2839  {
2840  for (std::size_t i = 0; i < current->m_parent->m_value.array->size(); ++i)
2841  {
2842  if (&current->m_parent->m_value.array->operator[](i) == current)
2843  {
2844  tokens.emplace_back(std::to_string(i));
2845  break;
2846  }
2847  }
2848  break;
2849  }
2850 
2851  case value_t::object:
2852  {
2853  for (const auto& element : *current->m_parent->m_value.object)
2854  {
2855  if (&element.second == current)
2856  {
2857  tokens.emplace_back(element.first.c_str());
2858  break;
2859  }
2860  }
2861  break;
2862  }
2863 
2864  case value_t::null: // LCOV_EXCL_LINE
2865  case value_t::string: // LCOV_EXCL_LINE
2866  case value_t::boolean: // LCOV_EXCL_LINE
2867  case value_t::number_integer: // LCOV_EXCL_LINE
2868  case value_t::number_unsigned: // LCOV_EXCL_LINE
2869  case value_t::number_float: // LCOV_EXCL_LINE
2870  case value_t::binary: // LCOV_EXCL_LINE
2871  case value_t::discarded: // LCOV_EXCL_LINE
2872  default: // LCOV_EXCL_LINE
2873  break; // LCOV_EXCL_LINE
2874  }
2875  }
2876 
2877  if (tokens.empty())
2878  {
2879  return "";
2880  }
2881 
2882  return "(" + std::accumulate(tokens.rbegin(), tokens.rend(), std::string{},
2883  [](const std::string & a, const std::string & b)
2884  {
2885  return a + "/" + detail::escape(b);
2886  }) + ") ";
2887 #else
2888  static_cast<void>(leaf_element);
2889  return "";
2890 #endif
2891  }
2892 
2893  private:
2895  std::runtime_error m;
2896 };
2897 
2900 class parse_error : public exception
2901 {
2902  public:
2912  template<typename BasicJsonType>
2913  static parse_error create(int id_, const position_t& pos, const std::string& what_arg, const BasicJsonType& context)
2914  {
2915  std::string w = exception::name("parse_error", id_) + "parse error" +
2916  position_string(pos) + ": " + exception::diagnostics(context) + what_arg;
2917  return {id_, pos.chars_read_total, w.c_str()};
2918  }
2919 
2920  template<typename BasicJsonType>
2921  static parse_error create(int id_, std::size_t byte_, const std::string& what_arg, const BasicJsonType& context)
2922  {
2923  std::string w = exception::name("parse_error", id_) + "parse error" +
2924  (byte_ != 0 ? (" at byte " + std::to_string(byte_)) : "") +
2925  ": " + exception::diagnostics(context) + what_arg;
2926  return {id_, byte_, w.c_str()};
2927  }
2928 
2938  const std::size_t byte;
2939 
2940  private:
2941  parse_error(int id_, std::size_t byte_, const char* what_arg)
2942  : exception(id_, what_arg), byte(byte_) {}
2943 
2944  static std::string position_string(const position_t& pos)
2945  {
2946  return " at line " + std::to_string(pos.lines_read + 1) +
2947  ", column " + std::to_string(pos.chars_read_current_line);
2948  }
2949 };
2950 
2953 class invalid_iterator : public exception
2954 {
2955  public:
2956  template<typename BasicJsonType>
2957  static invalid_iterator create(int id_, const std::string& what_arg, const BasicJsonType& context)
2958  {
2959  std::string w = exception::name("invalid_iterator", id_) + exception::diagnostics(context) + what_arg;
2960  return {id_, w.c_str()};
2961  }
2962 
2963  private:
2964  JSON_HEDLEY_NON_NULL(3)
2965  invalid_iterator(int id_, const char* what_arg)
2966  : exception(id_, what_arg) {}
2967 };
2968 
2971 class type_error : public exception
2972 {
2973  public:
2974  template<typename BasicJsonType>
2975  static type_error create(int id_, const std::string& what_arg, const BasicJsonType& context)
2976  {
2977  std::string w = exception::name("type_error", id_) + exception::diagnostics(context) + what_arg;
2978  return {id_, w.c_str()};
2979  }
2980 
2981  private:
2982  JSON_HEDLEY_NON_NULL(3)
2983  type_error(int id_, const char* what_arg) : exception(id_, what_arg) {}
2984 };
2985 
2988 class out_of_range : public exception
2989 {
2990  public:
2991  template<typename BasicJsonType>
2992  static out_of_range create(int id_, const std::string& what_arg, const BasicJsonType& context)
2993  {
2994  std::string w = exception::name("out_of_range", id_) + exception::diagnostics(context) + what_arg;
2995  return {id_, w.c_str()};
2996  }
2997 
2998  private:
2999  JSON_HEDLEY_NON_NULL(3)
3000  out_of_range(int id_, const char* what_arg) : exception(id_, what_arg) {}
3001 };
3002 
3005 class other_error : public exception
3006 {
3007  public:
3008  template<typename BasicJsonType>
3009  static other_error create(int id_, const std::string& what_arg, const BasicJsonType& context)
3010  {
3011  std::string w = exception::name("other_error", id_) + exception::diagnostics(context) + what_arg;
3012  return {id_, w.c_str()};
3013  }
3014 
3015  private:
3016  JSON_HEDLEY_NON_NULL(3)
3017  other_error(int id_, const char* what_arg) : exception(id_, what_arg) {}
3018 };
3019 
3020 } // namespace detail
3021 } // namespace nlohmann
3022 
3023 // #include <nlohmann/detail/macro_scope.hpp>
3024 
3025 // #include <nlohmann/detail/meta/cpp_future.hpp>
3026 
3027 
3028 #include <cstddef> // size_t
3029 #include <type_traits> // conditional, enable_if, false_type, integral_constant, is_constructible, is_integral, is_same, remove_cv, remove_reference, true_type
3030 #include <utility> // index_sequence, make_index_sequence, index_sequence_for
3031 
3032 // #include <nlohmann/detail/macro_scope.hpp>
3033 
3034 
3035 namespace nlohmann
3036 {
3037 namespace detail
3038 {
3039 
3040 template<typename T>
3041 using uncvref_t = typename std::remove_cv<typename std::remove_reference<T>::type>::type;
3042 
3043 #ifdef JSON_HAS_CPP_14
3044 
3045 // the following utilities are natively available in C++14
3046 using std::enable_if_t;
3047 using std::index_sequence;
3048 using std::make_index_sequence;
3049 using std::index_sequence_for;
3050 
3051 #else
3052 
3053 // alias templates to reduce boilerplate
3054 template<bool B, typename T = void>
3055 using enable_if_t = typename std::enable_if<B, T>::type;
3056 
3057 // The following code is taken from https://github.com/abseil/abseil-cpp/blob/10cb35e459f5ecca5b2ff107635da0bfa41011b4/absl/utility/utility.h
3058 // which is part of Google Abseil (https://github.com/abseil/abseil-cpp), licensed under the Apache License 2.0.
3059 
3061 
3062 // integer_sequence
3063 //
3064 // Class template representing a compile-time integer sequence. An instantiation
3065 // of `integer_sequence<T, Ints...>` has a sequence of integers encoded in its
3066 // type through its template arguments (which is a common need when
3067 // working with C++11 variadic templates). `absl::integer_sequence` is designed
3068 // to be a drop-in replacement for C++14's `std::integer_sequence`.
3069 //
3070 // Example:
3071 //
3072 // template< class T, T... Ints >
3073 // void user_function(integer_sequence<T, Ints...>);
3074 //
3075 // int main()
3076 // {
3077 // // user_function's `T` will be deduced to `int` and `Ints...`
3078 // // will be deduced to `0, 1, 2, 3, 4`.
3079 // user_function(make_integer_sequence<int, 5>());
3080 // }
3081 template <typename T, T... Ints>
3082 struct integer_sequence
3083 {
3084  using value_type = T;
3085  static constexpr std::size_t size() noexcept
3086  {
3087  return sizeof...(Ints);
3088  }
3089 };
3090 
3091 // index_sequence
3092 //
3093 // A helper template for an `integer_sequence` of `size_t`,
3094 // `absl::index_sequence` is designed to be a drop-in replacement for C++14's
3095 // `std::index_sequence`.
3096 template <size_t... Ints>
3097 using index_sequence = integer_sequence<size_t, Ints...>;
3098 
3099 namespace utility_internal
3100 {
3101 
3102 template <typename Seq, size_t SeqSize, size_t Rem>
3103 struct Extend;
3104 
3105 // Note that SeqSize == sizeof...(Ints). It's passed explicitly for efficiency.
3106 template <typename T, T... Ints, size_t SeqSize>
3107 struct Extend<integer_sequence<T, Ints...>, SeqSize, 0>
3108 {
3109  using type = integer_sequence < T, Ints..., (Ints + SeqSize)... >;
3110 };
3111 
3112 template <typename T, T... Ints, size_t SeqSize>
3113 struct Extend<integer_sequence<T, Ints...>, SeqSize, 1>
3114 {
3115  using type = integer_sequence < T, Ints..., (Ints + SeqSize)..., 2 * SeqSize >;
3116 };
3117 
3118 // Recursion helper for 'make_integer_sequence<T, N>'.
3119 // 'Gen<T, N>::type' is an alias for 'integer_sequence<T, 0, 1, ... N-1>'.
3120 template <typename T, size_t N>
3121 struct Gen
3122 {
3123  using type =
3124  typename Extend < typename Gen < T, N / 2 >::type, N / 2, N % 2 >::type;
3125 };
3126 
3127 template <typename T>
3128 struct Gen<T, 0>
3129 {
3130  using type = integer_sequence<T>;
3131 };
3132 
3133 } // namespace utility_internal
3134 
3135 // Compile-time sequences of integers
3136 
3137 // make_integer_sequence
3138 //
3139 // This template alias is equivalent to
3140 // `integer_sequence<int, 0, 1, ..., N-1>`, and is designed to be a drop-in
3141 // replacement for C++14's `std::make_integer_sequence`.
3142 template <typename T, T N>
3143 using make_integer_sequence = typename utility_internal::Gen<T, N>::type;
3144 
3145 // make_index_sequence
3146 //
3147 // This template alias is equivalent to `index_sequence<0, 1, ..., N-1>`,
3148 // and is designed to be a drop-in replacement for C++14's
3149 // `std::make_index_sequence`.
3150 template <size_t N>
3151 using make_index_sequence = make_integer_sequence<size_t, N>;
3152 
3153 // index_sequence_for
3154 //
3155 // Converts a typename pack into an index sequence of the same length, and
3156 // is designed to be a drop-in replacement for C++14's
3157 // `std::index_sequence_for()`
3158 template <typename... Ts>
3159 using index_sequence_for = make_index_sequence<sizeof...(Ts)>;
3160 
3162 
3163 #endif
3164 
3165 // dispatch utility (taken from ranges-v3)
3166 template<unsigned N> struct priority_tag : priority_tag < N - 1 > {};
3167 template<> struct priority_tag<0> {};
3168 
3169 // taken from ranges-v3
3170 template<typename T>
3171 struct static_const
3172 {
3173  static constexpr T value{};
3174 };
3175 
3176 template<typename T>
3177 constexpr T static_const<T>::value; // NOLINT(readability-redundant-declaration)
3178 
3179 } // namespace detail
3180 } // namespace nlohmann
3181 
3182 // #include <nlohmann/detail/meta/identity_tag.hpp>
3183 
3184 
3185 namespace nlohmann
3186 {
3187 namespace detail
3188 {
3189 // dispatching helper struct
3190 template <class T> struct identity_tag {};
3191 } // namespace detail
3192 } // namespace nlohmann
3193 
3194 // #include <nlohmann/detail/meta/type_traits.hpp>
3195 
3196 
3197 #include <limits> // numeric_limits
3198 #include <type_traits> // false_type, is_constructible, is_integral, is_same, true_type
3199 #include <utility> // declval
3200 #include <tuple> // tuple
3201 
3202 // #include <nlohmann/detail/macro_scope.hpp>
3203 
3204 
3205 // #include <nlohmann/detail/iterators/iterator_traits.hpp>
3206 
3207 
3208 #include <iterator> // random_access_iterator_tag
3209 
3210 // #include <nlohmann/detail/meta/void_t.hpp>
3211 
3212 // #include <nlohmann/detail/meta/cpp_future.hpp>
3213 
3214 
3215 namespace nlohmann
3216 {
3217 namespace detail
3218 {
3219 template<typename It, typename = void>
3220 struct iterator_types {};
3221 
3222 template<typename It>
3223 struct iterator_types <
3224  It,
3225  void_t<typename It::difference_type, typename It::value_type, typename It::pointer,
3226  typename It::reference, typename It::iterator_category >>
3227 {
3228  using difference_type = typename It::difference_type;
3229  using value_type = typename It::value_type;
3230  using pointer = typename It::pointer;
3231  using reference = typename It::reference;
3232  using iterator_category = typename It::iterator_category;
3233 };
3234 
3235 // This is required as some compilers implement std::iterator_traits in a way that
3236 // doesn't work with SFINAE. See https://github.com/nlohmann/json/issues/1341.
3237 template<typename T, typename = void>
3238 struct iterator_traits
3239 {
3240 };
3241 
3242 template<typename T>
3243 struct iterator_traits < T, enable_if_t < !std::is_pointer<T>::value >>
3244  : iterator_types<T>
3245 {
3246 };
3247 
3248 template<typename T>
3249 struct iterator_traits<T*, enable_if_t<std::is_object<T>::value>>
3250 {
3251  using iterator_category = std::random_access_iterator_tag;
3252  using value_type = T;
3253  using difference_type = ptrdiff_t;
3254  using pointer = T*;
3255  using reference = T&;
3256 };
3257 } // namespace detail
3258 } // namespace nlohmann
3259 
3260 // #include <nlohmann/detail/meta/call_std/begin.hpp>
3261 
3262 
3263 // #include <nlohmann/detail/macro_scope.hpp>
3264 
3265 
3266 namespace nlohmann
3267 {
3268 NLOHMANN_CAN_CALL_STD_FUNC_IMPL(begin);
3269 } // namespace nlohmann
3270 
3271 // #include <nlohmann/detail/meta/call_std/end.hpp>
3272 
3273 
3274 // #include <nlohmann/detail/macro_scope.hpp>
3275 
3276 
3277 namespace nlohmann
3278 {
3279 NLOHMANN_CAN_CALL_STD_FUNC_IMPL(end);
3280 } // namespace nlohmann
3281 
3282 // #include <nlohmann/detail/meta/cpp_future.hpp>
3283 
3284 // #include <nlohmann/detail/meta/detected.hpp>
3285 
3286 // #include <nlohmann/json_fwd.hpp>
3287 #ifndef INCLUDE_NLOHMANN_JSON_FWD_HPP_
3288 #define INCLUDE_NLOHMANN_JSON_FWD_HPP_
3289 
3290 #include <cstdint> // int64_t, uint64_t
3291 #include <map> // map
3292 #include <memory> // allocator
3293 #include <string> // string
3294 #include <vector> // vector
3295 
3301 namespace nlohmann
3302 {
3310 template<typename T = void, typename SFINAE = void>
3311 struct adl_serializer;
3312 
3315 template<template<typename U, typename V, typename... Args> class ObjectType =
3316  std::map,
3317  template<typename U, typename... Args> class ArrayType = std::vector,
3318  class StringType = std::string, class BooleanType = bool,
3319  class NumberIntegerType = std::int64_t,
3320  class NumberUnsignedType = std::uint64_t,
3321  class NumberFloatType = double,
3322  template<typename U> class AllocatorType = std::allocator,
3323  template<typename T, typename SFINAE = void> class JSONSerializer =
3324  adl_serializer,
3325  class BinaryType = std::vector<std::uint8_t>>
3326 class basic_json;
3327 
3330 template<typename BasicJsonType>
3331 class json_pointer;
3332 
3337 using json = basic_json<>;
3338 
3341 template<class Key, class T, class IgnoredLess, class Allocator>
3342 struct ordered_map;
3343 
3346 using ordered_json = basic_json<nlohmann::ordered_map>;
3347 
3348 } // namespace nlohmann
3349 
3350 #endif // INCLUDE_NLOHMANN_JSON_FWD_HPP_
3351 
3352 
3353 namespace nlohmann
3354 {
3363 namespace detail
3364 {
3366 // helpers //
3368 
3369 // Note to maintainers:
3370 //
3371 // Every trait in this file expects a non CV-qualified type.
3372 // The only exceptions are in the 'aliases for detected' section
3373 // (i.e. those of the form: decltype(T::member_function(std::declval<T>())))
3374 //
3375 // In this case, T has to be properly CV-qualified to constraint the function arguments
3376 // (e.g. to_json(BasicJsonType&, const T&))
3377 
3378 template<typename> struct is_basic_json : std::false_type {};
3379 
3380 NLOHMANN_BASIC_JSON_TPL_DECLARATION
3381 struct is_basic_json<NLOHMANN_BASIC_JSON_TPL> : std::true_type {};
3382 
3384 // json_ref helpers //
3386 
3387 template<typename>
3388 class json_ref;
3389 
3390 template<typename>
3391 struct is_json_ref : std::false_type {};
3392 
3393 template<typename T>
3394 struct is_json_ref<json_ref<T>> : std::true_type {};
3395 
3397 // aliases for detected //
3399 
3400 template<typename T>
3401 using mapped_type_t = typename T::mapped_type;
3402 
3403 template<typename T>
3404 using key_type_t = typename T::key_type;
3405 
3406 template<typename T>
3407 using value_type_t = typename T::value_type;
3408 
3409 template<typename T>
3410 using difference_type_t = typename T::difference_type;
3411 
3412 template<typename T>
3413 using pointer_t = typename T::pointer;
3414 
3415 template<typename T>
3416 using reference_t = typename T::reference;
3417 
3418 template<typename T>
3419 using iterator_category_t = typename T::iterator_category;
3420 
3421 template<typename T, typename... Args>
3422 using to_json_function = decltype(T::to_json(std::declval<Args>()...));
3423 
3424 template<typename T, typename... Args>
3425 using from_json_function = decltype(T::from_json(std::declval<Args>()...));
3426 
3427 template<typename T, typename U>
3428 using get_template_function = decltype(std::declval<T>().template get<U>());
3429 
3430 // trait checking if JSONSerializer<T>::from_json(json const&, udt&) exists
3431 template<typename BasicJsonType, typename T, typename = void>
3432 struct has_from_json : std::false_type {};
3433 
3434 // trait checking if j.get<T> is valid
3435 // use this trait instead of std::is_constructible or std::is_convertible,
3436 // both rely on, or make use of implicit conversions, and thus fail when T
3437 // has several constructors/operator= (see https://github.com/nlohmann/json/issues/958)
3438 template <typename BasicJsonType, typename T>
3439 struct is_getable
3440 {
3441  static constexpr bool value = is_detected<get_template_function, const BasicJsonType&, T>::value;
3442 };
3443 
3444 template<typename BasicJsonType, typename T>
3445 struct has_from_json < BasicJsonType, T, enable_if_t < !is_basic_json<T>::value >>
3446 {
3447  using serializer = typename BasicJsonType::template json_serializer<T, void>;
3448 
3449  static constexpr bool value =
3450  is_detected_exact<void, from_json_function, serializer,
3451  const BasicJsonType&, T&>::value;
3452 };
3453 
3454 // This trait checks if JSONSerializer<T>::from_json(json const&) exists
3455 // this overload is used for non-default-constructible user-defined-types
3456 template<typename BasicJsonType, typename T, typename = void>
3457 struct has_non_default_from_json : std::false_type {};
3458 
3459 template<typename BasicJsonType, typename T>
3460 struct has_non_default_from_json < BasicJsonType, T, enable_if_t < !is_basic_json<T>::value >>
3461 {
3462  using serializer = typename BasicJsonType::template json_serializer<T, void>;
3463 
3464  static constexpr bool value =
3465  is_detected_exact<T, from_json_function, serializer,
3466  const BasicJsonType&>::value;
3467 };
3468 
3469 // This trait checks if BasicJsonType::json_serializer<T>::to_json exists
3470 // Do not evaluate the trait when T is a basic_json type, to avoid template instantiation infinite recursion.
3471 template<typename BasicJsonType, typename T, typename = void>
3472 struct has_to_json : std::false_type {};
3473 
3474 template<typename BasicJsonType, typename T>
3475 struct has_to_json < BasicJsonType, T, enable_if_t < !is_basic_json<T>::value >>
3476 {
3477  using serializer = typename BasicJsonType::template json_serializer<T, void>;
3478 
3479  static constexpr bool value =
3480  is_detected_exact<void, to_json_function, serializer, BasicJsonType&,
3481  T>::value;
3482 };
3483 
3484 
3486 // is_ functions //
3488 
3489 // https://en.cppreference.com/w/cpp/types/conjunction
3490 template<class...> struct conjunction : std::true_type { };
3491 template<class B1> struct conjunction<B1> : B1 { };
3492 template<class B1, class... Bn>
3493 struct conjunction<B1, Bn...>
3494 : std::conditional<bool(B1::value), conjunction<Bn...>, B1>::type {};
3495 
3496 // https://en.cppreference.com/w/cpp/types/negation
3497 template<class B> struct negation : std::integral_constant < bool, !B::value > { };
3498 
3499 // Reimplementation of is_constructible and is_default_constructible, due to them being broken for
3500 // std::pair and std::tuple until LWG 2367 fix (see https://cplusplus.github.io/LWG/lwg-defects.html#2367).
3501 // This causes compile errors in e.g. clang 3.5 or gcc 4.9.
3502 template <typename T>
3503 struct is_default_constructible : std::is_default_constructible<T> {};
3504 
3505 template <typename T1, typename T2>
3506 struct is_default_constructible<std::pair<T1, T2>>
3507  : conjunction<is_default_constructible<T1>, is_default_constructible<T2>> {};
3508 
3509 template <typename T1, typename T2>
3510 struct is_default_constructible<const std::pair<T1, T2>>
3511  : conjunction<is_default_constructible<T1>, is_default_constructible<T2>> {};
3512 
3513 template <typename... Ts>
3514 struct is_default_constructible<std::tuple<Ts...>>
3515  : conjunction<is_default_constructible<Ts>...> {};
3516 
3517 template <typename... Ts>
3518 struct is_default_constructible<const std::tuple<Ts...>>
3519  : conjunction<is_default_constructible<Ts>...> {};
3520 
3521 
3522 template <typename T, typename... Args>
3523 struct is_constructible : std::is_constructible<T, Args...> {};
3524 
3525 template <typename T1, typename T2>
3526 struct is_constructible<std::pair<T1, T2>> : is_default_constructible<std::pair<T1, T2>> {};
3527 
3528 template <typename T1, typename T2>
3529 struct is_constructible<const std::pair<T1, T2>> : is_default_constructible<const std::pair<T1, T2>> {};
3530 
3531 template <typename... Ts>
3532 struct is_constructible<std::tuple<Ts...>> : is_default_constructible<std::tuple<Ts...>> {};
3533 
3534 template <typename... Ts>
3535 struct is_constructible<const std::tuple<Ts...>> : is_default_constructible<const std::tuple<Ts...>> {};
3536 
3537 
3538 template<typename T, typename = void>
3539 struct is_iterator_traits : std::false_type {};
3540 
3541 template<typename T>
3542 struct is_iterator_traits<iterator_traits<T>>
3543 {
3544  private:
3545  using traits = iterator_traits<T>;
3546 
3547  public:
3548  static constexpr auto value =
3549  is_detected<value_type_t, traits>::value &&
3550  is_detected<difference_type_t, traits>::value &&
3551  is_detected<pointer_t, traits>::value &&
3552  is_detected<iterator_category_t, traits>::value &&
3553  is_detected<reference_t, traits>::value;
3554 };
3555 
3556 template<typename T>
3557 struct is_range
3558 {
3559  private:
3560  using t_ref = typename std::add_lvalue_reference<T>::type;
3561 
3562  using iterator = detected_t<result_of_begin, t_ref>;
3563  using sentinel = detected_t<result_of_end, t_ref>;
3564 
3565  // to be 100% correct, it should use https://en.cppreference.com/w/cpp/iterator/input_or_output_iterator
3566  // and https://en.cppreference.com/w/cpp/iterator/sentinel_for
3567  // but reimplementing these would be too much work, as a lot of other concepts are used underneath
3568  static constexpr auto is_iterator_begin =
3569  is_iterator_traits<iterator_traits<iterator>>::value;
3570 
3571  public:
3572  static constexpr bool value = !std::is_same<iterator, nonesuch>::value && !std::is_same<sentinel, nonesuch>::value && is_iterator_begin;
3573 };
3574 
3575 template<typename R>
3576 using iterator_t = enable_if_t<is_range<R>::value, result_of_begin<decltype(std::declval<R&>())>>;
3577 
3578 template<typename T>
3579 using range_value_t = value_type_t<iterator_traits<iterator_t<T>>>;
3580 
3581 // The following implementation of is_complete_type is taken from
3582 // https://blogs.msdn.microsoft.com/vcblog/2015/12/02/partial-support-for-expression-sfinae-in-vs-2015-update-1/
3583 // and is written by Xiang Fan who agreed to using it in this library.
3584 
3585 template<typename T, typename = void>
3586 struct is_complete_type : std::false_type {};
3587 
3588 template<typename T>
3589 struct is_complete_type<T, decltype(void(sizeof(T)))> : std::true_type {};
3590 
3591 template<typename BasicJsonType, typename CompatibleObjectType,
3592  typename = void>
3593 struct is_compatible_object_type_impl : std::false_type {};
3594 
3595 template<typename BasicJsonType, typename CompatibleObjectType>
3596 struct is_compatible_object_type_impl <
3597  BasicJsonType, CompatibleObjectType,
3598  enable_if_t < is_detected<mapped_type_t, CompatibleObjectType>::value&&
3599  is_detected<key_type_t, CompatibleObjectType>::value >>
3600 {
3601  using object_t = typename BasicJsonType::object_t;
3602 
3603  // macOS's is_constructible does not play well with nonesuch...
3604  static constexpr bool value =
3605  is_constructible<typename object_t::key_type,
3606  typename CompatibleObjectType::key_type>::value &&
3607  is_constructible<typename object_t::mapped_type,
3608  typename CompatibleObjectType::mapped_type>::value;
3609 };
3610 
3611 template<typename BasicJsonType, typename CompatibleObjectType>
3612 struct is_compatible_object_type
3613  : is_compatible_object_type_impl<BasicJsonType, CompatibleObjectType> {};
3614 
3615 template<typename BasicJsonType, typename ConstructibleObjectType,
3616  typename = void>
3617 struct is_constructible_object_type_impl : std::false_type {};
3618 
3619 template<typename BasicJsonType, typename ConstructibleObjectType>
3620 struct is_constructible_object_type_impl <
3621  BasicJsonType, ConstructibleObjectType,
3622  enable_if_t < is_detected<mapped_type_t, ConstructibleObjectType>::value&&
3623  is_detected<key_type_t, ConstructibleObjectType>::value >>
3624 {
3625  using object_t = typename BasicJsonType::object_t;
3626 
3627  static constexpr bool value =
3628  (is_default_constructible<ConstructibleObjectType>::value &&
3629  (std::is_move_assignable<ConstructibleObjectType>::value ||
3630  std::is_copy_assignable<ConstructibleObjectType>::value) &&
3631  (is_constructible<typename ConstructibleObjectType::key_type,
3632  typename object_t::key_type>::value &&
3633  std::is_same <
3634  typename object_t::mapped_type,
3635  typename ConstructibleObjectType::mapped_type >::value)) ||
3636  (has_from_json<BasicJsonType,
3637  typename ConstructibleObjectType::mapped_type>::value ||
3638  has_non_default_from_json <
3639  BasicJsonType,
3640  typename ConstructibleObjectType::mapped_type >::value);
3641 };
3642 
3643 template<typename BasicJsonType, typename ConstructibleObjectType>
3644 struct is_constructible_object_type
3645  : is_constructible_object_type_impl<BasicJsonType,
3646  ConstructibleObjectType> {};
3647 
3648 template<typename BasicJsonType, typename CompatibleStringType>
3649 struct is_compatible_string_type
3650 {
3651  static constexpr auto value =
3652  is_constructible<typename BasicJsonType::string_t, CompatibleStringType>::value;
3653 };
3654 
3655 template<typename BasicJsonType, typename ConstructibleStringType>
3656 struct is_constructible_string_type
3657 {
3658  static constexpr auto value =
3659  is_constructible<ConstructibleStringType,
3660  typename BasicJsonType::string_t>::value;
3661 };
3662 
3663 template<typename BasicJsonType, typename CompatibleArrayType, typename = void>
3664 struct is_compatible_array_type_impl : std::false_type {};
3665 
3666 template<typename BasicJsonType, typename CompatibleArrayType>
3667 struct is_compatible_array_type_impl <
3668  BasicJsonType, CompatibleArrayType,
3669  enable_if_t <
3670  is_detected<iterator_t, CompatibleArrayType>::value&&
3671  is_iterator_traits<iterator_traits<detected_t<iterator_t, CompatibleArrayType>>>::value&&
3672 // special case for types like std::filesystem::path whose iterator's value_type are themselves
3673 // c.f. https://github.com/nlohmann/json/pull/3073
3674  !std::is_same<CompatibleArrayType, detected_t<range_value_t, CompatibleArrayType>>::value >>
3675 {
3676  static constexpr bool value =
3677  is_constructible<BasicJsonType,
3678  range_value_t<CompatibleArrayType>>::value;
3679 };
3680 
3681 template<typename BasicJsonType, typename CompatibleArrayType>
3682 struct is_compatible_array_type
3683  : is_compatible_array_type_impl<BasicJsonType, CompatibleArrayType> {};
3684 
3685 template<typename BasicJsonType, typename ConstructibleArrayType, typename = void>
3686 struct is_constructible_array_type_impl : std::false_type {};
3687 
3688 template<typename BasicJsonType, typename ConstructibleArrayType>
3689 struct is_constructible_array_type_impl <
3690  BasicJsonType, ConstructibleArrayType,
3691  enable_if_t<std::is_same<ConstructibleArrayType,
3692  typename BasicJsonType::value_type>::value >>
3693  : std::true_type {};
3694 
3695 template<typename BasicJsonType, typename ConstructibleArrayType>
3696 struct is_constructible_array_type_impl <
3697  BasicJsonType, ConstructibleArrayType,
3698  enable_if_t < !std::is_same<ConstructibleArrayType,
3699  typename BasicJsonType::value_type>::value&&
3700  !is_compatible_string_type<BasicJsonType, ConstructibleArrayType>::value&&
3701  is_default_constructible<ConstructibleArrayType>::value&&
3702 (std::is_move_assignable<ConstructibleArrayType>::value ||
3703  std::is_copy_assignable<ConstructibleArrayType>::value)&&
3704 is_detected<iterator_t, ConstructibleArrayType>::value&&
3705 is_iterator_traits<iterator_traits<detected_t<iterator_t, ConstructibleArrayType>>>::value&&
3706 is_detected<range_value_t, ConstructibleArrayType>::value&&
3707 // special case for types like std::filesystem::path whose iterator's value_type are themselves
3708 // c.f. https://github.com/nlohmann/json/pull/3073
3709 !std::is_same<ConstructibleArrayType, detected_t<range_value_t, ConstructibleArrayType>>::value&&
3710  is_complete_type <
3711  detected_t<range_value_t, ConstructibleArrayType >>::value >>
3712 {
3713  using value_type = range_value_t<ConstructibleArrayType>;
3714 
3715  static constexpr bool value =
3716  std::is_same<value_type,
3717  typename BasicJsonType::array_t::value_type>::value ||
3718  has_from_json<BasicJsonType,
3719  value_type>::value ||
3720  has_non_default_from_json <
3721  BasicJsonType,
3722  value_type >::value;
3723 };
3724 
3725 template<typename BasicJsonType, typename ConstructibleArrayType>
3726 struct is_constructible_array_type
3727  : is_constructible_array_type_impl<BasicJsonType, ConstructibleArrayType> {};
3728 
3729 template<typename RealIntegerType, typename CompatibleNumberIntegerType,
3730  typename = void>
3731 struct is_compatible_integer_type_impl : std::false_type {};
3732 
3733 template<typename RealIntegerType, typename CompatibleNumberIntegerType>
3734 struct is_compatible_integer_type_impl <
3735  RealIntegerType, CompatibleNumberIntegerType,
3736  enable_if_t < std::is_integral<RealIntegerType>::value&&
3737  std::is_integral<CompatibleNumberIntegerType>::value&&
3738  !std::is_same<bool, CompatibleNumberIntegerType>::value >>
3739 {
3740  // is there an assert somewhere on overflows?
3741  using RealLimits = std::numeric_limits<RealIntegerType>;
3742  using CompatibleLimits = std::numeric_limits<CompatibleNumberIntegerType>;
3743 
3744  static constexpr auto value =
3745  is_constructible<RealIntegerType,
3746  CompatibleNumberIntegerType>::value &&
3747  CompatibleLimits::is_integer &&
3748  RealLimits::is_signed == CompatibleLimits::is_signed;
3749 };
3750 
3751 template<typename RealIntegerType, typename CompatibleNumberIntegerType>
3752 struct is_compatible_integer_type
3753  : is_compatible_integer_type_impl<RealIntegerType,
3754  CompatibleNumberIntegerType> {};
3755 
3756 template<typename BasicJsonType, typename CompatibleType, typename = void>
3757 struct is_compatible_type_impl: std::false_type {};
3758 
3759 template<typename BasicJsonType, typename CompatibleType>
3760 struct is_compatible_type_impl <
3761  BasicJsonType, CompatibleType,
3762  enable_if_t<is_complete_type<CompatibleType>::value >>
3763 {
3764  static constexpr bool value =
3765  has_to_json<BasicJsonType, CompatibleType>::value;
3766 };
3767 
3768 template<typename BasicJsonType, typename CompatibleType>
3769 struct is_compatible_type
3770  : is_compatible_type_impl<BasicJsonType, CompatibleType> {};
3771 
3772 template<typename T1, typename T2>
3773 struct is_constructible_tuple : std::false_type {};
3774 
3775 template<typename T1, typename... Args>
3776 struct is_constructible_tuple<T1, std::tuple<Args...>> : conjunction<is_constructible<T1, Args>...> {};
3777 
3778 // a naive helper to check if a type is an ordered_map (exploits the fact that
3779 // ordered_map inherits capacity() from std::vector)
3780 template <typename T>
3781 struct is_ordered_map
3782 {
3783  using one = char;
3784 
3785  struct two
3786  {
3787  char x[2]; // NOLINT(cppcoreguidelines-avoid-c-arrays,hicpp-avoid-c-arrays,modernize-avoid-c-arrays)
3788  };
3789 
3790  template <typename C> static one test( decltype(&C::capacity) ) ;
3791  template <typename C> static two test(...);
3792 
3793  enum { value = sizeof(test<T>(nullptr)) == sizeof(char) }; // NOLINT(cppcoreguidelines-pro-type-vararg,hicpp-vararg)
3794 };
3795 
3796 // to avoid useless casts (see https://github.com/nlohmann/json/issues/2893#issuecomment-889152324)
3797 template < typename T, typename U, enable_if_t < !std::is_same<T, U>::value, int > = 0 >
3798 T conditional_static_cast(U value)
3799 {
3800  return static_cast<T>(value);
3801 }
3802 
3803 template<typename T, typename U, enable_if_t<std::is_same<T, U>::value, int> = 0>
3804 T conditional_static_cast(U value)
3805 {
3806  return value;
3807 }
3808 
3809 } // namespace detail
3810 } // namespace nlohmann
3811 
3812 // #include <nlohmann/detail/value_t.hpp>
3813 
3814 
3815 #if JSON_HAS_EXPERIMENTAL_FILESYSTEM
3816 #include <experimental/filesystem>
3817 namespace nlohmann::detail
3818 {
3819 namespace std_fs = std::experimental::filesystem;
3820 } // namespace nlohmann::detail
3821 #elif JSON_HAS_FILESYSTEM
3822 #include <filesystem>
3823 namespace nlohmann::detail
3824 {
3825 namespace std_fs = std::filesystem;
3826 } // namespace nlohmann::detail
3827 #endif
3828 
3829 namespace nlohmann
3830 {
3831 namespace detail
3832 {
3833 template<typename BasicJsonType>
3834 void from_json(const BasicJsonType& j, typename std::nullptr_t& n)
3835 {
3836  if (JSON_HEDLEY_UNLIKELY(!j.is_null()))
3837  {
3838  JSON_THROW(type_error::create(302, "type must be null, but is " + std::string(j.type_name()), j));
3839  }
3840  n = nullptr;
3841 }
3842 
3843 // overloads for basic_json template parameters
3844 template < typename BasicJsonType, typename ArithmeticType,
3845  enable_if_t < std::is_arithmetic<ArithmeticType>::value&&
3846  !std::is_same<ArithmeticType, typename BasicJsonType::boolean_t>::value,
3847  int > = 0 >
3848 void get_arithmetic_value(const BasicJsonType& j, ArithmeticType& val)
3849 {
3850  switch (static_cast<value_t>(j))
3851  {
3852  case value_t::number_unsigned:
3853  {
3854  val = static_cast<ArithmeticType>(*j.template get_ptr<const typename BasicJsonType::number_unsigned_t*>());
3855  break;
3856  }
3857  case value_t::number_integer:
3858  {
3859  val = static_cast<ArithmeticType>(*j.template get_ptr<const typename BasicJsonType::number_integer_t*>());
3860  break;
3861  }
3862  case value_t::number_float:
3863  {
3864  val = static_cast<ArithmeticType>(*j.template get_ptr<const typename BasicJsonType::number_float_t*>());
3865  break;
3866  }
3867 
3868  case value_t::null:
3869  case value_t::object:
3870  case value_t::array:
3871  case value_t::string:
3872  case value_t::boolean:
3873  case value_t::binary:
3874  case value_t::discarded:
3875  default:
3876  JSON_THROW(type_error::create(302, "type must be number, but is " + std::string(j.type_name()), j));
3877  }
3878 }
3879 
3880 template<typename BasicJsonType>
3881 void from_json(const BasicJsonType& j, typename BasicJsonType::boolean_t& b)
3882 {
3883  if (JSON_HEDLEY_UNLIKELY(!j.is_boolean()))
3884  {
3885  JSON_THROW(type_error::create(302, "type must be boolean, but is " + std::string(j.type_name()), j));
3886  }
3887  b = *j.template get_ptr<const typename BasicJsonType::boolean_t*>();
3888 }
3889 
3890 template<typename BasicJsonType>
3891 void from_json(const BasicJsonType& j, typename BasicJsonType::string_t& s)
3892 {
3893  if (JSON_HEDLEY_UNLIKELY(!j.is_string()))
3894  {
3895  JSON_THROW(type_error::create(302, "type must be string, but is " + std::string(j.type_name()), j));
3896  }
3897  s = *j.template get_ptr<const typename BasicJsonType::string_t*>();
3898 }
3899 
3900 template <
3901  typename BasicJsonType, typename ConstructibleStringType,
3902  enable_if_t <
3903  is_constructible_string_type<BasicJsonType, ConstructibleStringType>::value&&
3904  !std::is_same<typename BasicJsonType::string_t,
3905  ConstructibleStringType>::value,
3906  int > = 0 >
3907 void from_json(const BasicJsonType& j, ConstructibleStringType& s)
3908 {
3909  if (JSON_HEDLEY_UNLIKELY(!j.is_string()))
3910  {
3911  JSON_THROW(type_error::create(302, "type must be string, but is " + std::string(j.type_name()), j));
3912  }
3913 
3914  s = *j.template get_ptr<const typename BasicJsonType::string_t*>();
3915 }
3916 
3917 template<typename BasicJsonType>
3918 void from_json(const BasicJsonType& j, typename BasicJsonType::number_float_t& val)
3919 {
3920  get_arithmetic_value(j, val);
3921 }
3922 
3923 template<typename BasicJsonType>
3924 void from_json(const BasicJsonType& j, typename BasicJsonType::number_unsigned_t& val)
3925 {
3926  get_arithmetic_value(j, val);
3927 }
3928 
3929 template<typename BasicJsonType>
3930 void from_json(const BasicJsonType& j, typename BasicJsonType::number_integer_t& val)
3931 {
3932  get_arithmetic_value(j, val);
3933 }
3934 
3935 template<typename BasicJsonType, typename EnumType,
3936  enable_if_t<std::is_enum<EnumType>::value, int> = 0>
3937 void from_json(const BasicJsonType& j, EnumType& e)
3938 {
3939  typename std::underlying_type<EnumType>::type val;
3940  get_arithmetic_value(j, val);
3941  e = static_cast<EnumType>(val);
3942 }
3943 
3944 // forward_list doesn't have an insert method
3945 template<typename BasicJsonType, typename T, typename Allocator,
3946  enable_if_t<is_getable<BasicJsonType, T>::value, int> = 0>
3947 void from_json(const BasicJsonType& j, std::forward_list<T, Allocator>& l)
3948 {
3949  if (JSON_HEDLEY_UNLIKELY(!j.is_array()))
3950  {
3951  JSON_THROW(type_error::create(302, "type must be array, but is " + std::string(j.type_name()), j));
3952  }
3953  l.clear();
3954  std::transform(j.rbegin(), j.rend(),
3955  std::front_inserter(l), [](const BasicJsonType & i)
3956  {
3957  return i.template get<T>();
3958  });
3959 }
3960 
3961 // valarray doesn't have an insert method
3962 template<typename BasicJsonType, typename T,
3963  enable_if_t<is_getable<BasicJsonType, T>::value, int> = 0>
3964 void from_json(const BasicJsonType& j, std::valarray<T>& l)
3965 {
3966  if (JSON_HEDLEY_UNLIKELY(!j.is_array()))
3967  {
3968  JSON_THROW(type_error::create(302, "type must be array, but is " + std::string(j.type_name()), j));
3969  }
3970  l.resize(j.size());
3971  std::transform(j.begin(), j.end(), std::begin(l),
3972  [](const BasicJsonType & elem)
3973  {
3974  return elem.template get<T>();
3975  });
3976 }
3977 
3978 template<typename BasicJsonType, typename T, std::size_t N>
3979 auto from_json(const BasicJsonType& j, T (&arr)[N]) // NOLINT(cppcoreguidelines-avoid-c-arrays,hicpp-avoid-c-arrays,modernize-avoid-c-arrays)
3980 -> decltype(j.template get<T>(), void())
3981 {
3982  for (std::size_t i = 0; i < N; ++i)
3983  {
3984  arr[i] = j.at(i).template get<T>();
3985  }
3986 }
3987 
3988 template<typename BasicJsonType>
3989 void from_json_array_impl(const BasicJsonType& j, typename BasicJsonType::array_t& arr, priority_tag<3> /*unused*/)
3990 {
3991  arr = *j.template get_ptr<const typename BasicJsonType::array_t*>();
3992 }
3993 
3994 template<typename BasicJsonType, typename T, std::size_t N>
3995 auto from_json_array_impl(const BasicJsonType& j, std::array<T, N>& arr,
3996  priority_tag<2> /*unused*/)
3997 -> decltype(j.template get<T>(), void())
3998 {
3999  for (std::size_t i = 0; i < N; ++i)
4000  {
4001  arr[i] = j.at(i).template get<T>();
4002  }
4003 }
4004 
4005 template<typename BasicJsonType, typename ConstructibleArrayType,
4006  enable_if_t<
4007  std::is_assignable<ConstructibleArrayType&, ConstructibleArrayType>::value,
4008  int> = 0>
4009 auto from_json_array_impl(const BasicJsonType& j, ConstructibleArrayType& arr, priority_tag<1> /*unused*/)
4010 -> decltype(
4011  arr.reserve(std::declval<typename ConstructibleArrayType::size_type>()),
4012  j.template get<typename ConstructibleArrayType::value_type>(),
4013  void())
4014 {
4015  using std::end;
4016 
4017  ConstructibleArrayType ret;
4018  ret.reserve(j.size());
4019  std::transform(j.begin(), j.end(),
4020  std::inserter(ret, end(ret)), [](const BasicJsonType & i)
4021  {
4022  // get<BasicJsonType>() returns *this, this won't call a from_json
4023  // method when value_type is BasicJsonType
4024  return i.template get<typename ConstructibleArrayType::value_type>();
4025  });
4026  arr = std::move(ret);
4027 }
4028 
4029 template<typename BasicJsonType, typename ConstructibleArrayType,
4030  enable_if_t<
4031  std::is_assignable<ConstructibleArrayType&, ConstructibleArrayType>::value,
4032  int> = 0>
4033 void from_json_array_impl(const BasicJsonType& j, ConstructibleArrayType& arr,
4034  priority_tag<0> /*unused*/)
4035 {
4036  using std::end;
4037 
4038  ConstructibleArrayType ret;
4039  std::transform(
4040  j.begin(), j.end(), std::inserter(ret, end(ret)),
4041  [](const BasicJsonType & i)
4042  {
4043  // get<BasicJsonType>() returns *this, this won't call a from_json
4044  // method when value_type is BasicJsonType
4045  return i.template get<typename ConstructibleArrayType::value_type>();
4046  });
4047  arr = std::move(ret);
4048 }
4049 
4050 template < typename BasicJsonType, typename ConstructibleArrayType,
4051  enable_if_t <
4052  is_constructible_array_type<BasicJsonType, ConstructibleArrayType>::value&&
4053  !is_constructible_object_type<BasicJsonType, ConstructibleArrayType>::value&&
4054  !is_constructible_string_type<BasicJsonType, ConstructibleArrayType>::value&&
4055  !std::is_same<ConstructibleArrayType, typename BasicJsonType::binary_t>::value&&
4056  !is_basic_json<ConstructibleArrayType>::value,
4057  int > = 0 >
4058 auto from_json(const BasicJsonType& j, ConstructibleArrayType& arr)
4059 -> decltype(from_json_array_impl(j, arr, priority_tag<3> {}),
4060 j.template get<typename ConstructibleArrayType::value_type>(),
4061 void())
4062 {
4063  if (JSON_HEDLEY_UNLIKELY(!j.is_array()))
4064  {
4065  JSON_THROW(type_error::create(302, "type must be array, but is " + std::string(j.type_name()), j));
4066  }
4067 
4068  from_json_array_impl(j, arr, priority_tag<3> {});
4069 }
4070 
4071 template < typename BasicJsonType, typename T, std::size_t... Idx >
4072 std::array<T, sizeof...(Idx)> from_json_inplace_array_impl(BasicJsonType&& j,
4073  identity_tag<std::array<T, sizeof...(Idx)>> /*unused*/, index_sequence<Idx...> /*unused*/)
4074 {
4075  return { { std::forward<BasicJsonType>(j).at(Idx).template get<T>()... } };
4076 }
4077 
4078 template < typename BasicJsonType, typename T, std::size_t N >
4079 auto from_json(BasicJsonType&& j, identity_tag<std::array<T, N>> tag)
4080 -> decltype(from_json_inplace_array_impl(std::forward<BasicJsonType>(j), tag, make_index_sequence<N> {}))
4081 {
4082  if (JSON_HEDLEY_UNLIKELY(!j.is_array()))
4083  {
4084  JSON_THROW(type_error::create(302, "type must be array, but is " + std::string(j.type_name()), j));
4085  }
4086 
4087  return from_json_inplace_array_impl(std::forward<BasicJsonType>(j), tag, make_index_sequence<N> {});
4088 }
4089 
4090 template<typename BasicJsonType>
4091 void from_json(const BasicJsonType& j, typename BasicJsonType::binary_t& bin)
4092 {
4093  if (JSON_HEDLEY_UNLIKELY(!j.is_binary()))
4094  {
4095  JSON_THROW(type_error::create(302, "type must be binary, but is " + std::string(j.type_name()), j));
4096  }
4097 
4098  bin = *j.template get_ptr<const typename BasicJsonType::binary_t*>();
4099 }
4100 
4101 template<typename BasicJsonType, typename ConstructibleObjectType,
4102  enable_if_t<is_constructible_object_type<BasicJsonType, ConstructibleObjectType>::value, int> = 0>
4103 void from_json(const BasicJsonType& j, ConstructibleObjectType& obj)
4104 {
4105  if (JSON_HEDLEY_UNLIKELY(!j.is_object()))
4106  {
4107  JSON_THROW(type_error::create(302, "type must be object, but is " + std::string(j.type_name()), j));
4108  }
4109 
4110  ConstructibleObjectType ret;
4111  const auto* inner_object = j.template get_ptr<const typename BasicJsonType::object_t*>();
4112  using value_type = typename ConstructibleObjectType::value_type;
4113  std::transform(
4114  inner_object->begin(), inner_object->end(),
4115  std::inserter(ret, ret.begin()),
4116  [](typename BasicJsonType::object_t::value_type const & p)
4117  {
4118  return value_type(p.first, p.second.template get<typename ConstructibleObjectType::mapped_type>());
4119  });
4120  obj = std::move(ret);
4121 }
4122 
4123 // overload for arithmetic types, not chosen for basic_json template arguments
4124 // (BooleanType, etc..); note: Is it really necessary to provide explicit
4125 // overloads for boolean_t etc. in case of a custom BooleanType which is not
4126 // an arithmetic type?
4127 template < typename BasicJsonType, typename ArithmeticType,
4128  enable_if_t <
4129  std::is_arithmetic<ArithmeticType>::value&&
4130  !std::is_same<ArithmeticType, typename BasicJsonType::number_unsigned_t>::value&&
4131  !std::is_same<ArithmeticType, typename BasicJsonType::number_integer_t>::value&&
4132  !std::is_same<ArithmeticType, typename BasicJsonType::number_float_t>::value&&
4133  !std::is_same<ArithmeticType, typename BasicJsonType::boolean_t>::value,
4134  int > = 0 >
4135 void from_json(const BasicJsonType& j, ArithmeticType& val)
4136 {
4137  switch (static_cast<value_t>(j))
4138  {
4139  case value_t::number_unsigned:
4140  {
4141  val = static_cast<ArithmeticType>(*j.template get_ptr<const typename BasicJsonType::number_unsigned_t*>());
4142  break;
4143  }
4144  case value_t::number_integer:
4145  {
4146  val = static_cast<ArithmeticType>(*j.template get_ptr<const typename BasicJsonType::number_integer_t*>());
4147  break;
4148  }
4149  case value_t::number_float:
4150  {
4151  val = static_cast<ArithmeticType>(*j.template get_ptr<const typename BasicJsonType::number_float_t*>());
4152  break;
4153  }
4154  case value_t::boolean:
4155  {
4156  val = static_cast<ArithmeticType>(*j.template get_ptr<const typename BasicJsonType::boolean_t*>());
4157  break;
4158  }
4159 
4160  case value_t::null:
4161  case value_t::object:
4162  case value_t::array:
4163  case value_t::string:
4164  case value_t::binary:
4165  case value_t::discarded:
4166  default:
4167  JSON_THROW(type_error::create(302, "type must be number, but is " + std::string(j.type_name()), j));
4168  }
4169 }
4170 
4171 template<typename BasicJsonType, typename... Args, std::size_t... Idx>
4172 std::tuple<Args...> from_json_tuple_impl_base(BasicJsonType&& j, index_sequence<Idx...> /*unused*/)
4173 {
4174  return std::make_tuple(std::forward<BasicJsonType>(j).at(Idx).template get<Args>()...);
4175 }
4176 
4177 template < typename BasicJsonType, class A1, class A2 >
4178 std::pair<A1, A2> from_json_tuple_impl(BasicJsonType&& j, identity_tag<std::pair<A1, A2>> /*unused*/, priority_tag<0> /*unused*/)
4179 {
4180  return {std::forward<BasicJsonType>(j).at(0).template get<A1>(),
4181  std::forward<BasicJsonType>(j).at(1).template get<A2>()};
4182 }
4183 
4184 template<typename BasicJsonType, typename A1, typename A2>
4185 void from_json_tuple_impl(BasicJsonType&& j, std::pair<A1, A2>& p, priority_tag<1> /*unused*/)
4186 {
4187  p = from_json_tuple_impl(std::forward<BasicJsonType>(j), identity_tag<std::pair<A1, A2>> {}, priority_tag<0> {});
4188 }
4189 
4190 template<typename BasicJsonType, typename... Args>
4191 std::tuple<Args...> from_json_tuple_impl(BasicJsonType&& j, identity_tag<std::tuple<Args...>> /*unused*/, priority_tag<2> /*unused*/)
4192 {
4193  return from_json_tuple_impl_base<BasicJsonType, Args...>(std::forward<BasicJsonType>(j), index_sequence_for<Args...> {});
4194 }
4195 
4196 template<typename BasicJsonType, typename... Args>
4197 void from_json_tuple_impl(BasicJsonType&& j, std::tuple<Args...>& t, priority_tag<3> /*unused*/)
4198 {
4199  t = from_json_tuple_impl_base<BasicJsonType, Args...>(std::forward<BasicJsonType>(j), index_sequence_for<Args...> {});
4200 }
4201 
4202 template<typename BasicJsonType, typename TupleRelated>
4203 auto from_json(BasicJsonType&& j, TupleRelated&& t)
4204 -> decltype(from_json_tuple_impl(std::forward<BasicJsonType>(j), std::forward<TupleRelated>(t), priority_tag<3> {}))
4205 {
4206  if (JSON_HEDLEY_UNLIKELY(!j.is_array()))
4207  {
4208  JSON_THROW(type_error::create(302, "type must be array, but is " + std::string(j.type_name()), j));
4209  }
4210 
4211  return from_json_tuple_impl(std::forward<BasicJsonType>(j), std::forward<TupleRelated>(t), priority_tag<3> {});
4212 }
4213 
4214 template < typename BasicJsonType, typename Key, typename Value, typename Compare, typename Allocator,
4215  typename = enable_if_t < !std::is_constructible <
4216  typename BasicJsonType::string_t, Key >::value >>
4217 void from_json(const BasicJsonType& j, std::map<Key, Value, Compare, Allocator>& m)
4218 {
4219  if (JSON_HEDLEY_UNLIKELY(!j.is_array()))
4220  {
4221  JSON_THROW(type_error::create(302, "type must be array, but is " + std::string(j.type_name()), j));
4222  }
4223  m.clear();
4224  for (const auto& p : j)
4225  {
4226  if (JSON_HEDLEY_UNLIKELY(!p.is_array()))
4227  {
4228  JSON_THROW(type_error::create(302, "type must be array, but is " + std::string(p.type_name()), j));
4229  }
4230  m.emplace(p.at(0).template get<Key>(), p.at(1).template get<Value>());
4231  }
4232 }
4233 
4234 template < typename BasicJsonType, typename Key, typename Value, typename Hash, typename KeyEqual, typename Allocator,
4235  typename = enable_if_t < !std::is_constructible <
4236  typename BasicJsonType::string_t, Key >::value >>
4237 void from_json(const BasicJsonType& j, std::unordered_map<Key, Value, Hash, KeyEqual, Allocator>& m)
4238 {
4239  if (JSON_HEDLEY_UNLIKELY(!j.is_array()))
4240  {
4241  JSON_THROW(type_error::create(302, "type must be array, but is " + std::string(j.type_name()), j));
4242  }
4243  m.clear();
4244  for (const auto& p : j)
4245  {
4246  if (JSON_HEDLEY_UNLIKELY(!p.is_array()))
4247  {
4248  JSON_THROW(type_error::create(302, "type must be array, but is " + std::string(p.type_name()), j));
4249  }
4250  m.emplace(p.at(0).template get<Key>(), p.at(1).template get<Value>());
4251  }
4252 }
4253 
4254 #if JSON_HAS_FILESYSTEM || JSON_HAS_EXPERIMENTAL_FILESYSTEM
4255 template<typename BasicJsonType>
4256 void from_json(const BasicJsonType& j, std_fs::path& p)
4257 {
4258  if (JSON_HEDLEY_UNLIKELY(!j.is_string()))
4259  {
4260  JSON_THROW(type_error::create(302, "type must be string, but is " + std::string(j.type_name()), j));
4261  }
4262  p = *j.template get_ptr<const typename BasicJsonType::string_t*>();
4263 }
4264 #endif
4265 
4266 struct from_json_fn
4267 {
4268  template<typename BasicJsonType, typename T>
4269  auto operator()(const BasicJsonType& j, T&& val) const
4270  noexcept(noexcept(from_json(j, std::forward<T>(val))))
4271  -> decltype(from_json(j, std::forward<T>(val)))
4272  {
4273  return from_json(j, std::forward<T>(val));
4274  }
4275 };
4276 } // namespace detail
4277 
4281 namespace // NOLINT(cert-dcl59-cpp,fuchsia-header-anon-namespaces,google-build-namespaces)
4282 {
4283 constexpr const auto& from_json = detail::static_const<detail::from_json_fn>::value; // NOLINT(misc-definitions-in-headers)
4284 } // namespace
4285 } // namespace nlohmann
4286 
4287 // #include <nlohmann/detail/conversions/to_json.hpp>
4288 
4289 
4290 #include <algorithm> // copy
4291 #include <iterator> // begin, end
4292 #include <string> // string
4293 #include <tuple> // tuple, get
4294 #include <type_traits> // is_same, is_constructible, is_floating_point, is_enum, underlying_type
4295 #include <utility> // move, forward, declval, pair
4296 #include <valarray> // valarray
4297 #include <vector> // vector
4298 
4299 // #include <nlohmann/detail/macro_scope.hpp>
4300 
4301 // #include <nlohmann/detail/iterators/iteration_proxy.hpp>
4302 
4303 
4304 #include <cstddef> // size_t
4305 #include <iterator> // input_iterator_tag
4306 #include <string> // string, to_string
4307 #include <tuple> // tuple_size, get, tuple_element
4308 #include <utility> // move
4309 
4310 // #include <nlohmann/detail/meta/type_traits.hpp>
4311 
4312 // #include <nlohmann/detail/value_t.hpp>
4313 
4314 
4315 namespace nlohmann
4316 {
4317 namespace detail
4318 {
4319 template<typename string_type>
4320 void int_to_string( string_type& target, std::size_t value )
4321 {
4322  // For ADL
4323  using std::to_string;
4324  target = to_string(value);
4325 }
4326 template<typename IteratorType> class iteration_proxy_value
4327 {
4328  public:
4329  using difference_type = std::ptrdiff_t;
4330  using value_type = iteration_proxy_value;
4331  using pointer = value_type * ;
4332  using reference = value_type & ;
4333  using iterator_category = std::input_iterator_tag;
4334  using string_type = typename std::remove_cv< typename std::remove_reference<decltype( std::declval<IteratorType>().key() ) >::type >::type;
4335 
4336  private:
4338  IteratorType anchor;
4340  std::size_t array_index = 0;
4342  mutable std::size_t array_index_last = 0;
4344  mutable string_type array_index_str = "0";
4346  const string_type empty_str{};
4347 
4348  public:
4349  explicit iteration_proxy_value(IteratorType it) noexcept
4350  : anchor(std::move(it))
4351  {}
4352 
4354  iteration_proxy_value& operator*()
4355  {
4356  return *this;
4357  }
4358 
4360  iteration_proxy_value& operator++()
4361  {
4362  ++anchor;
4363  ++array_index;
4364 
4365  return *this;
4366  }
4367 
4369  bool operator==(const iteration_proxy_value& o) const
4370  {
4371  return anchor == o.anchor;
4372  }
4373 
4375  bool operator!=(const iteration_proxy_value& o) const
4376  {
4377  return anchor != o.anchor;
4378  }
4379 
4381  const string_type& key() const
4382  {
4383  JSON_ASSERT(anchor.m_object != nullptr);
4384 
4385  switch (anchor.m_object->type())
4386  {
4387  // use integer array index as key
4388  case value_t::array:
4389  {
4390  if (array_index != array_index_last)
4391  {
4392  int_to_string( array_index_str, array_index );
4393  array_index_last = array_index;
4394  }
4395  return array_index_str;
4396  }
4397 
4398  // use key from the object
4399  case value_t::object:
4400  return anchor.key();
4401 
4402  // use an empty key for all primitive types
4403  case value_t::null:
4404  case value_t::string:
4405  case value_t::boolean:
4406  case value_t::number_integer:
4407  case value_t::number_unsigned:
4408  case value_t::number_float:
4409  case value_t::binary:
4410  case value_t::discarded:
4411  default:
4412  return empty_str;
4413  }
4414  }
4415 
4417  typename IteratorType::reference value() const
4418  {
4419  return anchor.value();
4420  }
4421 };
4422 
4424 template<typename IteratorType> class iteration_proxy
4425 {
4426  private:
4428  typename IteratorType::reference container;
4429 
4430  public:
4432  explicit iteration_proxy(typename IteratorType::reference cont) noexcept
4433  : container(cont) {}
4434 
4436  iteration_proxy_value<IteratorType> begin() noexcept
4437  {
4438  return iteration_proxy_value<IteratorType>(container.begin());
4439  }
4440 
4442  iteration_proxy_value<IteratorType> end() noexcept
4443  {
4444  return iteration_proxy_value<IteratorType>(container.end());
4445  }
4446 };
4447 // Structured Bindings Support
4448 // For further reference see https://blog.tartanllama.xyz/structured-bindings/
4449 // And see https://github.com/nlohmann/json/pull/1391
4450 template<std::size_t N, typename IteratorType, enable_if_t<N == 0, int> = 0>
4451 auto get(const nlohmann::detail::iteration_proxy_value<IteratorType>& i) -> decltype(i.key())
4452 {
4453  return i.key();
4454 }
4455 // Structured Bindings Support
4456 // For further reference see https://blog.tartanllama.xyz/structured-bindings/
4457 // And see https://github.com/nlohmann/json/pull/1391
4458 template<std::size_t N, typename IteratorType, enable_if_t<N == 1, int> = 0>
4459 auto get(const nlohmann::detail::iteration_proxy_value<IteratorType>& i) -> decltype(i.value())
4460 {
4461  return i.value();
4462 }
4463 } // namespace detail
4464 } // namespace nlohmann
4465 
4466 // The Addition to the STD Namespace is required to add
4467 // Structured Bindings Support to the iteration_proxy_value class
4468 // For further reference see https://blog.tartanllama.xyz/structured-bindings/
4469 // And see https://github.com/nlohmann/json/pull/1391
4470 namespace std
4471 {
4472 #if defined(__clang__)
4473  // Fix: https://github.com/nlohmann/json/issues/1401
4474  #pragma clang diagnostic push
4475  #pragma clang diagnostic ignored "-Wmismatched-tags"
4476 #endif
4477 template<typename IteratorType>
4478 class tuple_size<::nlohmann::detail::iteration_proxy_value<IteratorType>>
4479  : public std::integral_constant<std::size_t, 2> {};
4480 
4481 template<std::size_t N, typename IteratorType>
4482 class tuple_element<N, ::nlohmann::detail::iteration_proxy_value<IteratorType >>
4483 {
4484  public:
4485  using type = decltype(
4486  get<N>(std::declval <
4487  ::nlohmann::detail::iteration_proxy_value<IteratorType >> ()));
4488 };
4489 #if defined(__clang__)
4490  #pragma clang diagnostic pop
4491 #endif
4492 } // namespace std
4493 
4494 // #include <nlohmann/detail/meta/cpp_future.hpp>
4495 
4496 // #include <nlohmann/detail/meta/type_traits.hpp>
4497 
4498 // #include <nlohmann/detail/value_t.hpp>
4499 
4500 
4501 #if JSON_HAS_EXPERIMENTAL_FILESYSTEM
4502 #include <experimental/filesystem>
4503 namespace nlohmann::detail
4504 {
4505 namespace std_fs = std::experimental::filesystem;
4506 } // namespace nlohmann::detail
4507 #elif JSON_HAS_FILESYSTEM
4508 #include <filesystem>
4509 namespace nlohmann::detail
4510 {
4511 namespace std_fs = std::filesystem;
4512 } // namespace nlohmann::detail
4513 #endif
4514 
4515 namespace nlohmann
4516 {
4517 namespace detail
4518 {
4520 // constructors //
4522 
4523 /*
4524  * Note all external_constructor<>::construct functions need to call
4525  * j.m_value.destroy(j.m_type) to avoid a memory leak in case j contains an
4526  * allocated value (e.g., a string). See bug issue
4527  * https://github.com/nlohmann/json/issues/2865 for more information.
4528  */
4529 
4530 template<value_t> struct external_constructor;
4531 
4532 template<>
4533 struct external_constructor<value_t::boolean>
4534 {
4535  template<typename BasicJsonType>
4536  static void construct(BasicJsonType& j, typename BasicJsonType::boolean_t b) noexcept
4537  {
4538  j.m_value.destroy(j.m_type);
4539  j.m_type = value_t::boolean;
4540  j.m_value = b;
4541  j.assert_invariant();
4542  }
4543 };
4544 
4545 template<>
4546 struct external_constructor<value_t::string>
4547 {
4548  template<typename BasicJsonType>
4549  static void construct(BasicJsonType& j, const typename BasicJsonType::string_t& s)
4550  {
4551  j.m_value.destroy(j.m_type);
4552  j.m_type = value_t::string;
4553  j.m_value = s;
4554  j.assert_invariant();
4555  }
4556 
4557  template<typename BasicJsonType>
4558  static void construct(BasicJsonType& j, typename BasicJsonType::string_t&& s)
4559  {
4560  j.m_value.destroy(j.m_type);
4561  j.m_type = value_t::string;
4562  j.m_value = std::move(s);
4563  j.assert_invariant();
4564  }
4565 
4566  template < typename BasicJsonType, typename CompatibleStringType,
4567  enable_if_t < !std::is_same<CompatibleStringType, typename BasicJsonType::string_t>::value,
4568  int > = 0 >
4569  static void construct(BasicJsonType& j, const CompatibleStringType& str)
4570  {
4571  j.m_value.destroy(j.m_type);
4572  j.m_type = value_t::string;
4573  j.m_value.string = j.template create<typename BasicJsonType::string_t>(str);
4574  j.assert_invariant();
4575  }
4576 };
4577 
4578 template<>
4579 struct external_constructor<value_t::binary>
4580 {
4581  template<typename BasicJsonType>
4582  static void construct(BasicJsonType& j, const typename BasicJsonType::binary_t& b)
4583  {
4584  j.m_value.destroy(j.m_type);
4585  j.m_type = value_t::binary;
4586  j.m_value = typename BasicJsonType::binary_t(b);
4587  j.assert_invariant();
4588  }
4589 
4590  template<typename BasicJsonType>
4591  static void construct(BasicJsonType& j, typename BasicJsonType::binary_t&& b)
4592  {
4593  j.m_value.destroy(j.m_type);
4594  j.m_type = value_t::binary;
4595  j.m_value = typename BasicJsonType::binary_t(std::move(b));
4596  j.assert_invariant();
4597  }
4598 };
4599 
4600 template<>
4601 struct external_constructor<value_t::number_float>
4602 {
4603  template<typename BasicJsonType>
4604  static void construct(BasicJsonType& j, typename BasicJsonType::number_float_t val) noexcept
4605  {
4606  j.m_value.destroy(j.m_type);
4607  j.m_type = value_t::number_float;
4608  j.m_value = val;
4609  j.assert_invariant();
4610  }
4611 };
4612 
4613 template<>
4614 struct external_constructor<value_t::number_unsigned>
4615 {
4616  template<typename BasicJsonType>
4617  static void construct(BasicJsonType& j, typename BasicJsonType::number_unsigned_t val) noexcept
4618  {
4619  j.m_value.destroy(j.m_type);
4620  j.m_type = value_t::number_unsigned;
4621  j.m_value = val;
4622  j.assert_invariant();
4623  }
4624 };
4625 
4626 template<>
4627 struct external_constructor<value_t::number_integer>
4628 {
4629  template<typename BasicJsonType>
4630  static void construct(BasicJsonType& j, typename BasicJsonType::number_integer_t val) noexcept
4631  {
4632  j.m_value.destroy(j.m_type);
4633  j.m_type = value_t::number_integer;
4634  j.m_value = val;
4635  j.assert_invariant();
4636  }
4637 };
4638 
4639 template<>
4640 struct external_constructor<value_t::array>
4641 {
4642  template<typename BasicJsonType>
4643  static void construct(BasicJsonType& j, const typename BasicJsonType::array_t& arr)
4644  {
4645  j.m_value.destroy(j.m_type);
4646  j.m_type = value_t::array;
4647  j.m_value = arr;
4648  j.set_parents();
4649  j.assert_invariant();
4650  }
4651 
4652  template<typename BasicJsonType>
4653  static void construct(BasicJsonType& j, typename BasicJsonType::array_t&& arr)
4654  {
4655  j.m_value.destroy(j.m_type);
4656  j.m_type = value_t::array;
4657  j.m_value = std::move(arr);
4658  j.set_parents();
4659  j.assert_invariant();
4660  }
4661 
4662  template < typename BasicJsonType, typename CompatibleArrayType,
4663  enable_if_t < !std::is_same<CompatibleArrayType, typename BasicJsonType::array_t>::value,
4664  int > = 0 >
4665  static void construct(BasicJsonType& j, const CompatibleArrayType& arr)
4666  {
4667  using std::begin;
4668  using std::end;
4669 
4670  j.m_value.destroy(j.m_type);
4671  j.m_type = value_t::array;
4672  j.m_value.array = j.template create<typename BasicJsonType::array_t>(begin(arr), end(arr));
4673  j.set_parents();
4674  j.assert_invariant();
4675  }
4676 
4677  template<typename BasicJsonType>
4678  static void construct(BasicJsonType& j, const std::vector<bool>& arr)
4679  {
4680  j.m_value.destroy(j.m_type);
4681  j.m_type = value_t::array;
4682  j.m_value = value_t::array;
4683  j.m_value.array->reserve(arr.size());
4684  for (const bool x : arr)
4685  {
4686  j.m_value.array->push_back(x);
4687  j.set_parent(j.m_value.array->back());
4688  }
4689  j.assert_invariant();
4690  }
4691 
4692  template<typename BasicJsonType, typename T,
4693  enable_if_t<std::is_convertible<T, BasicJsonType>::value, int> = 0>
4694  static void construct(BasicJsonType& j, const std::valarray<T>& arr)
4695  {
4696  j.m_value.destroy(j.m_type);
4697  j.m_type = value_t::array;
4698  j.m_value = value_t::array;
4699  j.m_value.array->resize(arr.size());
4700  if (arr.size() > 0)
4701  {
4702  std::copy(std::begin(arr), std::end(arr), j.m_value.array->begin());
4703  }
4704  j.set_parents();
4705  j.assert_invariant();
4706  }
4707 };
4708 
4709 template<>
4710 struct external_constructor<value_t::object>
4711 {
4712  template<typename BasicJsonType>
4713  static void construct(BasicJsonType& j, const typename BasicJsonType::object_t& obj)
4714  {
4715  j.m_value.destroy(j.m_type);
4716  j.m_type = value_t::object;
4717  j.m_value = obj;
4718  j.set_parents();
4719  j.assert_invariant();
4720  }
4721 
4722  template<typename BasicJsonType>
4723  static void construct(BasicJsonType& j, typename BasicJsonType::object_t&& obj)
4724  {
4725  j.m_value.destroy(j.m_type);
4726  j.m_type = value_t::object;
4727  j.m_value = std::move(obj);
4728  j.set_parents();
4729  j.assert_invariant();
4730  }
4731 
4732  template < typename BasicJsonType, typename CompatibleObjectType,
4733  enable_if_t < !std::is_same<CompatibleObjectType, typename BasicJsonType::object_t>::value, int > = 0 >
4734  static void construct(BasicJsonType& j, const CompatibleObjectType& obj)
4735  {
4736  using std::begin;
4737  using std::end;
4738 
4739  j.m_value.destroy(j.m_type);
4740  j.m_type = value_t::object;
4741  j.m_value.object = j.template create<typename BasicJsonType::object_t>(begin(obj), end(obj));
4742  j.set_parents();
4743  j.assert_invariant();
4744  }
4745 };
4746 
4748 // to_json //
4750 
4751 template<typename BasicJsonType, typename T,
4752  enable_if_t<std::is_same<T, typename BasicJsonType::boolean_t>::value, int> = 0>
4753 void to_json(BasicJsonType& j, T b) noexcept
4754 {
4755  external_constructor<value_t::boolean>::construct(j, b);
4756 }
4757 
4758 template<typename BasicJsonType, typename CompatibleString,
4759  enable_if_t<std::is_constructible<typename BasicJsonType::string_t, CompatibleString>::value, int> = 0>
4760 void to_json(BasicJsonType& j, const CompatibleString& s)
4761 {
4762  external_constructor<value_t::string>::construct(j, s);
4763 }
4764 
4765 template<typename BasicJsonType>
4766 void to_json(BasicJsonType& j, typename BasicJsonType::string_t&& s)
4767 {
4768  external_constructor<value_t::string>::construct(j, std::move(s));
4769 }
4770 
4771 template<typename BasicJsonType, typename FloatType,
4772  enable_if_t<std::is_floating_point<FloatType>::value, int> = 0>
4773 void to_json(BasicJsonType& j, FloatType val) noexcept
4774 {
4775  external_constructor<value_t::number_float>::construct(j, static_cast<typename BasicJsonType::number_float_t>(val));
4776 }
4777 
4778 template<typename BasicJsonType, typename CompatibleNumberUnsignedType,
4779  enable_if_t<is_compatible_integer_type<typename BasicJsonType::number_unsigned_t, CompatibleNumberUnsignedType>::value, int> = 0>
4780 void to_json(BasicJsonType& j, CompatibleNumberUnsignedType val) noexcept
4781 {
4782  external_constructor<value_t::number_unsigned>::construct(j, static_cast<typename BasicJsonType::number_unsigned_t>(val));
4783 }
4784 
4785 template<typename BasicJsonType, typename CompatibleNumberIntegerType,
4786  enable_if_t<is_compatible_integer_type<typename BasicJsonType::number_integer_t, CompatibleNumberIntegerType>::value, int> = 0>
4787 void to_json(BasicJsonType& j, CompatibleNumberIntegerType val) noexcept
4788 {
4789  external_constructor<value_t::number_integer>::construct(j, static_cast<typename BasicJsonType::number_integer_t>(val));
4790 }
4791 
4792 template<typename BasicJsonType, typename EnumType,
4793  enable_if_t<std::is_enum<EnumType>::value, int> = 0>
4794 void to_json(BasicJsonType& j, EnumType e) noexcept
4795 {
4796  using underlying_type = typename std::underlying_type<EnumType>::type;
4797  external_constructor<value_t::number_integer>::construct(j, static_cast<underlying_type>(e));
4798 }
4799 
4800 template<typename BasicJsonType>
4801 void to_json(BasicJsonType& j, const std::vector<bool>& e)
4802 {
4803  external_constructor<value_t::array>::construct(j, e);
4804 }
4805 
4806 template < typename BasicJsonType, typename CompatibleArrayType,
4807  enable_if_t < is_compatible_array_type<BasicJsonType,
4808  CompatibleArrayType>::value&&
4809  !is_compatible_object_type<BasicJsonType, CompatibleArrayType>::value&&
4810  !is_compatible_string_type<BasicJsonType, CompatibleArrayType>::value&&
4811  !std::is_same<typename BasicJsonType::binary_t, CompatibleArrayType>::value&&
4812  !is_basic_json<CompatibleArrayType>::value,
4813  int > = 0 >
4814 void to_json(BasicJsonType& j, const CompatibleArrayType& arr)
4815 {
4816  external_constructor<value_t::array>::construct(j, arr);
4817 }
4818 
4819 template<typename BasicJsonType>
4820 void to_json(BasicJsonType& j, const typename BasicJsonType::binary_t& bin)
4821 {
4822  external_constructor<value_t::binary>::construct(j, bin);
4823 }
4824 
4825 template<typename BasicJsonType, typename T,
4826  enable_if_t<std::is_convertible<T, BasicJsonType>::value, int> = 0>
4827 void to_json(BasicJsonType& j, const std::valarray<T>& arr)
4828 {
4829  external_constructor<value_t::array>::construct(j, std::move(arr));
4830 }
4831 
4832 template<typename BasicJsonType>
4833 void to_json(BasicJsonType& j, typename BasicJsonType::array_t&& arr)
4834 {
4835  external_constructor<value_t::array>::construct(j, std::move(arr));
4836 }
4837 
4838 template < typename BasicJsonType, typename CompatibleObjectType,
4839  enable_if_t < is_compatible_object_type<BasicJsonType, CompatibleObjectType>::value&& !is_basic_json<CompatibleObjectType>::value, int > = 0 >
4840 void to_json(BasicJsonType& j, const CompatibleObjectType& obj)
4841 {
4842  external_constructor<value_t::object>::construct(j, obj);
4843 }
4844 
4845 template<typename BasicJsonType>
4846 void to_json(BasicJsonType& j, typename BasicJsonType::object_t&& obj)
4847 {
4848  external_constructor<value_t::object>::construct(j, std::move(obj));
4849 }
4850 
4851 template <
4852  typename BasicJsonType, typename T, std::size_t N,
4853  enable_if_t < !std::is_constructible<typename BasicJsonType::string_t,
4854  const T(&)[N]>::value, // NOLINT(cppcoreguidelines-avoid-c-arrays,hicpp-avoid-c-arrays,modernize-avoid-c-arrays)
4855  int > = 0 >
4856 void to_json(BasicJsonType& j, const T(&arr)[N]) // NOLINT(cppcoreguidelines-avoid-c-arrays,hicpp-avoid-c-arrays,modernize-avoid-c-arrays)
4857 {
4858  external_constructor<value_t::array>::construct(j, arr);
4859 }
4860 
4861 template < typename BasicJsonType, typename T1, typename T2, enable_if_t < std::is_constructible<BasicJsonType, T1>::value&& std::is_constructible<BasicJsonType, T2>::value, int > = 0 >
4862 void to_json(BasicJsonType& j, const std::pair<T1, T2>& p)
4863 {
4864  j = { p.first, p.second };
4865 }
4866 
4867 // for https://github.com/nlohmann/json/pull/1134
4868 template<typename BasicJsonType, typename T,
4869  enable_if_t<std::is_same<T, iteration_proxy_value<typename BasicJsonType::iterator>>::value, int> = 0>
4870 void to_json(BasicJsonType& j, const T& b)
4871 {
4872  j = { {b.key(), b.value()} };
4873 }
4874 
4875 template<typename BasicJsonType, typename Tuple, std::size_t... Idx>
4876 void to_json_tuple_impl(BasicJsonType& j, const Tuple& t, index_sequence<Idx...> /*unused*/)
4877 {
4878  j = { std::get<Idx>(t)... };
4879 }
4880 
4881 template<typename BasicJsonType, typename T, enable_if_t<is_constructible_tuple<BasicJsonType, T>::value, int > = 0>
4882 void to_json(BasicJsonType& j, const T& t)
4883 {
4884  to_json_tuple_impl(j, t, make_index_sequence<std::tuple_size<T>::value> {});
4885 }
4886 
4887 #if JSON_HAS_FILESYSTEM || JSON_HAS_EXPERIMENTAL_FILESYSTEM
4888 template<typename BasicJsonType>
4889 void to_json(BasicJsonType& j, const std_fs::path& p)
4890 {
4891  j = p.string();
4892 }
4893 #endif
4894 
4895 struct to_json_fn
4896 {
4897  template<typename BasicJsonType, typename T>
4898  auto operator()(BasicJsonType& j, T&& val) const noexcept(noexcept(to_json(j, std::forward<T>(val))))
4899  -> decltype(to_json(j, std::forward<T>(val)), void())
4900  {
4901  return to_json(j, std::forward<T>(val));
4902  }
4903 };
4904 } // namespace detail
4905 
4909 namespace // NOLINT(cert-dcl59-cpp,fuchsia-header-anon-namespaces,google-build-namespaces)
4910 {
4911 constexpr const auto& to_json = detail::static_const<detail::to_json_fn>::value; // NOLINT(misc-definitions-in-headers)
4912 } // namespace
4913 } // namespace nlohmann
4914 
4915 // #include <nlohmann/detail/meta/identity_tag.hpp>
4916 
4917 // #include <nlohmann/detail/meta/type_traits.hpp>
4918 
4919 
4920 namespace nlohmann
4921 {
4922 
4924 template<typename ValueType, typename>
4925 struct adl_serializer
4926 {
4929  template<typename BasicJsonType, typename TargetType = ValueType>
4930  static auto from_json(BasicJsonType && j, TargetType& val) noexcept(
4931  noexcept(::nlohmann::from_json(std::forward<BasicJsonType>(j), val)))
4932  -> decltype(::nlohmann::from_json(std::forward<BasicJsonType>(j), val), void())
4933  {
4934  ::nlohmann::from_json(std::forward<BasicJsonType>(j), val);
4935  }
4936 
4939  template<typename BasicJsonType, typename TargetType = ValueType>
4940  static auto from_json(BasicJsonType && j) noexcept(
4941  noexcept(::nlohmann::from_json(std::forward<BasicJsonType>(j), detail::identity_tag<TargetType> {})))
4942  -> decltype(::nlohmann::from_json(std::forward<BasicJsonType>(j), detail::identity_tag<TargetType> {}))
4943  {
4944  return ::nlohmann::from_json(std::forward<BasicJsonType>(j), detail::identity_tag<TargetType> {});
4945  }
4946 
4949  template<typename BasicJsonType, typename TargetType = ValueType>
4950  static auto to_json(BasicJsonType& j, TargetType && val) noexcept(
4951  noexcept(::nlohmann::to_json(j, std::forward<TargetType>(val))))
4952  -> decltype(::nlohmann::to_json(j, std::forward<TargetType>(val)), void())
4953  {
4954  ::nlohmann::to_json(j, std::forward<TargetType>(val));
4955  }
4956 };
4957 } // namespace nlohmann
4958 
4959 // #include <nlohmann/byte_container_with_subtype.hpp>
4960 
4961 
4962 #include <cstdint> // uint8_t, uint64_t
4963 #include <tuple> // tie
4964 #include <utility> // move
4965 
4966 namespace nlohmann
4967 {
4968 
4971 template<typename BinaryType>
4972 class byte_container_with_subtype : public BinaryType
4973 {
4974  public:
4975  using container_type = BinaryType;
4976  using subtype_type = std::uint64_t;
4977 
4979  byte_container_with_subtype() noexcept(noexcept(container_type()))
4980  : container_type()
4981  {}
4982 
4984  byte_container_with_subtype(const container_type& b) noexcept(noexcept(container_type(b)))
4985  : container_type(b)
4986  {}
4987 
4989  byte_container_with_subtype(container_type&& b) noexcept(noexcept(container_type(std::move(b))))
4990  : container_type(std::move(b))
4991  {}
4992 
4994  byte_container_with_subtype(const container_type& b, subtype_type subtype_) noexcept(noexcept(container_type(b)))
4995  : container_type(b)
4996  , m_subtype(subtype_)
4997  , m_has_subtype(true)
4998  {}
4999 
5001  byte_container_with_subtype(container_type&& b, subtype_type subtype_) noexcept(noexcept(container_type(std::move(b))))
5002  : container_type(std::move(b))
5003  , m_subtype(subtype_)
5004  , m_has_subtype(true)
5005  {}
5006 
5007  bool operator==(const byte_container_with_subtype& rhs) const
5008  {
5009  return std::tie(static_cast<const BinaryType&>(*this), m_subtype, m_has_subtype) ==
5010  std::tie(static_cast<const BinaryType&>(rhs), rhs.m_subtype, rhs.m_has_subtype);
5011  }
5012 
5013  bool operator!=(const byte_container_with_subtype& rhs) const
5014  {
5015  return !(rhs == *this);
5016  }
5017 
5020  void set_subtype(subtype_type subtype_) noexcept
5021  {
5022  m_subtype = subtype_;
5023  m_has_subtype = true;
5024  }
5025 
5028  constexpr subtype_type subtype() const noexcept
5029  {
5030  return m_has_subtype ? m_subtype : static_cast<subtype_type>(-1);
5031  }
5032 
5035  constexpr bool has_subtype() const noexcept
5036  {
5037  return m_has_subtype;
5038  }
5039 
5042  void clear_subtype() noexcept
5043  {
5044  m_subtype = 0;
5045  m_has_subtype = false;
5046  }
5047 
5048  private:
5049  subtype_type m_subtype = 0;
5050  bool m_has_subtype = false;
5051 };
5052 
5053 } // namespace nlohmann
5054 
5055 // #include <nlohmann/detail/conversions/from_json.hpp>
5056 
5057 // #include <nlohmann/detail/conversions/to_json.hpp>
5058 
5059 // #include <nlohmann/detail/exceptions.hpp>
5060 
5061 // #include <nlohmann/detail/hash.hpp>
5062 
5063 
5064 #include <cstdint> // uint8_t
5065 #include <cstddef> // size_t
5066 #include <functional> // hash
5067 
5068 // #include <nlohmann/detail/macro_scope.hpp>
5069 
5070 // #include <nlohmann/detail/value_t.hpp>
5071 
5072 
5073 namespace nlohmann
5074 {
5075 namespace detail
5076 {
5077 
5078 // boost::hash_combine
5079 inline std::size_t combine(std::size_t seed, std::size_t h) noexcept
5080 {
5081  seed ^= h + 0x9e3779b9 + (seed << 6U) + (seed >> 2U);
5082  return seed;
5083 }
5084 
5096 template<typename BasicJsonType>
5097 std::size_t hash(const BasicJsonType& j)
5098 {
5099  using string_t = typename BasicJsonType::string_t;
5100  using number_integer_t = typename BasicJsonType::number_integer_t;
5101  using number_unsigned_t = typename BasicJsonType::number_unsigned_t;
5102  using number_float_t = typename BasicJsonType::number_float_t;
5103 
5104  const auto type = static_cast<std::size_t>(j.type());
5105  switch (j.type())
5106  {
5107  case BasicJsonType::value_t::null:
5108  case BasicJsonType::value_t::discarded:
5109  {
5110  return combine(type, 0);
5111  }
5112 
5113  case BasicJsonType::value_t::object:
5114  {
5115  auto seed = combine(type, j.size());
5116  for (const auto& element : j.items())
5117  {
5118  const auto h = std::hash<string_t> {}(element.key());
5119  seed = combine(seed, h);
5120  seed = combine(seed, hash(element.value()));
5121  }
5122  return seed;
5123  }
5124 
5125  case BasicJsonType::value_t::array:
5126  {
5127  auto seed = combine(type, j.size());
5128  for (const auto& element : j)
5129  {
5130  seed = combine(seed, hash(element));
5131  }
5132  return seed;
5133  }
5134 
5135  case BasicJsonType::value_t::string:
5136  {
5137  const auto h = std::hash<string_t> {}(j.template get_ref<const string_t&>());
5138  return combine(type, h);
5139  }
5140 
5141  case BasicJsonType::value_t::boolean:
5142  {
5143  const auto h = std::hash<bool> {}(j.template get<bool>());
5144  return combine(type, h);
5145  }
5146 
5147  case BasicJsonType::value_t::number_integer:
5148  {
5149  const auto h = std::hash<number_integer_t> {}(j.template get<number_integer_t>());
5150  return combine(type, h);
5151  }
5152 
5153  case BasicJsonType::value_t::number_unsigned:
5154  {
5155  const auto h = std::hash<number_unsigned_t> {}(j.template get<number_unsigned_t>());
5156  return combine(type, h);
5157  }
5158 
5159  case BasicJsonType::value_t::number_float:
5160  {
5161  const auto h = std::hash<number_float_t> {}(j.template get<number_float_t>());
5162  return combine(type, h);
5163  }
5164 
5165  case BasicJsonType::value_t::binary:
5166  {
5167  auto seed = combine(type, j.get_binary().size());
5168  const auto h = std::hash<bool> {}(j.get_binary().has_subtype());
5169  seed = combine(seed, h);
5170  seed = combine(seed, static_cast<std::size_t>(j.get_binary().subtype()));
5171  for (const auto byte : j.get_binary())
5172  {
5173  seed = combine(seed, std::hash<std::uint8_t> {}(byte));
5174  }
5175  return seed;
5176  }
5177 
5178  default: // LCOV_EXCL_LINE
5179  JSON_ASSERT(false); // NOLINT(cert-dcl03-c,hicpp-static-assert,misc-static-assert) LCOV_EXCL_LINE
5180  return 0; // LCOV_EXCL_LINE
5181  }
5182 }
5183 
5184 } // namespace detail
5185 } // namespace nlohmann
5186 
5187 // #include <nlohmann/detail/input/binary_reader.hpp>
5188 
5189 
5190 #include <algorithm> // generate_n
5191 #include <array> // array
5192 #include <cmath> // ldexp
5193 #include <cstddef> // size_t
5194 #include <cstdint> // uint8_t, uint16_t, uint32_t, uint64_t
5195 #include <cstdio> // snprintf
5196 #include <cstring> // memcpy
5197 #include <iterator> // back_inserter
5198 #include <limits> // numeric_limits
5199 #include <string> // char_traits, string
5200 #include <utility> // make_pair, move
5201 #include <vector> // vector
5202 
5203 // #include <nlohmann/detail/exceptions.hpp>
5204 
5205 // #include <nlohmann/detail/input/input_adapters.hpp>
5206 
5207 
5208 #include <array> // array
5209 #include <cstddef> // size_t
5210 #include <cstring> // strlen
5211 #include <iterator> // begin, end, iterator_traits, random_access_iterator_tag, distance, next
5212 #include <memory> // shared_ptr, make_shared, addressof
5213 #include <numeric> // accumulate
5214 #include <string> // string, char_traits
5215 #include <type_traits> // enable_if, is_base_of, is_pointer, is_integral, remove_pointer
5216 #include <utility> // pair, declval
5217 
5218 #ifndef JSON_NO_IO
5219  #include <cstdio> // FILE *
5220  #include <istream> // istream
5221 #endif // JSON_NO_IO
5222 
5223 // #include <nlohmann/detail/iterators/iterator_traits.hpp>
5224 
5225 // #include <nlohmann/detail/macro_scope.hpp>
5226 
5227 
5228 namespace nlohmann
5229 {
5230 namespace detail
5231 {
5233 enum class input_format_t { json, cbor, msgpack, ubjson, bson };
5234 
5236 // input adapters //
5238 
5239 #ifndef JSON_NO_IO
5244 class file_input_adapter
5245 {
5246  public:
5247  using char_type = char;
5248 
5249  JSON_HEDLEY_NON_NULL(2)
5250  explicit file_input_adapter(std::FILE* f) noexcept
5251  : m_file(f)
5252  {}
5253 
5254  // make class move-only
5255  file_input_adapter(const file_input_adapter&) = delete;
5256  file_input_adapter(file_input_adapter&&) noexcept = default;
5257  file_input_adapter& operator=(const file_input_adapter&) = delete;
5258  file_input_adapter& operator=(file_input_adapter&&) = delete;
5259  ~file_input_adapter() = default;
5260 
5261  std::char_traits<char>::int_type get_character() noexcept
5262  {
5263  return std::fgetc(m_file);
5264  }
5265 
5266  private:
5268  std::FILE* m_file;
5269 };
5270 
5271 
5281 class input_stream_adapter
5282 {
5283  public:
5284  using char_type = char;
5285 
5286  ~input_stream_adapter()
5287  {
5288  // clear stream flags; we use underlying streambuf I/O, do not
5289  // maintain ifstream flags, except eof
5290  if (is != nullptr)
5291  {
5292  is->clear(is->rdstate() & std::ios::eofbit);
5293  }
5294  }
5295 
5296  explicit input_stream_adapter(std::istream& i)
5297  : is(&i), sb(i.rdbuf())
5298  {}
5299 
5300  // delete because of pointer members
5301  input_stream_adapter(const input_stream_adapter&) = delete;
5302  input_stream_adapter& operator=(input_stream_adapter&) = delete;
5303  input_stream_adapter& operator=(input_stream_adapter&&) = delete;
5304 
5305  input_stream_adapter(input_stream_adapter&& rhs) noexcept
5306  : is(rhs.is), sb(rhs.sb)
5307  {
5308  rhs.is = nullptr;
5309  rhs.sb = nullptr;
5310  }
5311 
5312  // std::istream/std::streambuf use std::char_traits<char>::to_int_type, to
5313  // ensure that std::char_traits<char>::eof() and the character 0xFF do not
5314  // end up as the same value, e.g. 0xFFFFFFFF.
5315  std::char_traits<char>::int_type get_character()
5316  {
5317  auto res = sb->sbumpc();
5318  // set eof manually, as we don't use the istream interface.
5319  if (JSON_HEDLEY_UNLIKELY(res == std::char_traits<char>::eof()))
5320  {
5321  is->clear(is->rdstate() | std::ios::eofbit);
5322  }
5323  return res;
5324  }
5325 
5326  private:
5328  std::istream* is = nullptr;
5329  std::streambuf* sb = nullptr;
5330 };
5331 #endif // JSON_NO_IO
5332 
5333 // General-purpose iterator-based adapter. It might not be as fast as
5334 // theoretically possible for some containers, but it is extremely versatile.
5335 template<typename IteratorType>
5336 class iterator_input_adapter
5337 {
5338  public:
5339  using char_type = typename std::iterator_traits<IteratorType>::value_type;
5340 
5341  iterator_input_adapter(IteratorType first, IteratorType last)
5342  : current(std::move(first)), end(std::move(last))
5343  {}
5344 
5345  typename std::char_traits<char_type>::int_type get_character()
5346  {
5347  if (JSON_HEDLEY_LIKELY(current != end))
5348  {
5349  auto result = std::char_traits<char_type>::to_int_type(*current);
5350  std::advance(current, 1);
5351  return result;
5352  }
5353 
5354  return std::char_traits<char_type>::eof();
5355  }
5356 
5357  private:
5358  IteratorType current;
5359  IteratorType end;
5360 
5361  template<typename BaseInputAdapter, size_t T>
5362  friend struct wide_string_input_helper;
5363 
5364  bool empty() const
5365  {
5366  return current == end;
5367  }
5368 };
5369 
5370 
5371 template<typename BaseInputAdapter, size_t T>
5372 struct wide_string_input_helper;
5373 
5374 template<typename BaseInputAdapter>
5375 struct wide_string_input_helper<BaseInputAdapter, 4>
5376 {
5377  // UTF-32
5378  static void fill_buffer(BaseInputAdapter& input,
5379  std::array<std::char_traits<char>::int_type, 4>& utf8_bytes,
5380  size_t& utf8_bytes_index,
5381  size_t& utf8_bytes_filled)
5382  {
5383  utf8_bytes_index = 0;
5384 
5385  if (JSON_HEDLEY_UNLIKELY(input.empty()))
5386  {
5387  utf8_bytes[0] = std::char_traits<char>::eof();
5388  utf8_bytes_filled = 1;
5389  }
5390  else
5391  {
5392  // get the current character
5393  const auto wc = input.get_character();
5394 
5395  // UTF-32 to UTF-8 encoding
5396  if (wc < 0x80)
5397  {
5398  utf8_bytes[0] = static_cast<std::char_traits<char>::int_type>(wc);
5399  utf8_bytes_filled = 1;
5400  }
5401  else if (wc <= 0x7FF)
5402  {
5403  utf8_bytes[0] = static_cast<std::char_traits<char>::int_type>(0xC0u | ((static_cast<unsigned int>(wc) >> 6u) & 0x1Fu));
5404  utf8_bytes[1] = static_cast<std::char_traits<char>::int_type>(0x80u | (static_cast<unsigned int>(wc) & 0x3Fu));
5405  utf8_bytes_filled = 2;
5406  }
5407  else if (wc <= 0xFFFF)
5408  {
5409  utf8_bytes[0] = static_cast<std::char_traits<char>::int_type>(0xE0u | ((static_cast<unsigned int>(wc) >> 12u) & 0x0Fu));
5410  utf8_bytes[1] = static_cast<std::char_traits<char>::int_type>(0x80u | ((static_cast<unsigned int>(wc) >> 6u) & 0x3Fu));
5411  utf8_bytes[2] = static_cast<std::char_traits<char>::int_type>(0x80u | (static_cast<unsigned int>(wc) & 0x3Fu));
5412  utf8_bytes_filled = 3;
5413  }
5414  else if (wc <= 0x10FFFF)
5415  {
5416  utf8_bytes[0] = static_cast<std::char_traits<char>::int_type>(0xF0u | ((static_cast<unsigned int>(wc) >> 18u) & 0x07u));
5417  utf8_bytes[1] = static_cast<std::char_traits<char>::int_type>(0x80u | ((static_cast<unsigned int>(wc) >> 12u) & 0x3Fu));
5418  utf8_bytes[2] = static_cast<std::char_traits<char>::int_type>(0x80u | ((static_cast<unsigned int>(wc) >> 6u) & 0x3Fu));
5419  utf8_bytes[3] = static_cast<std::char_traits<char>::int_type>(0x80u | (static_cast<unsigned int>(wc) & 0x3Fu));
5420  utf8_bytes_filled = 4;
5421  }
5422  else
5423  {
5424  // unknown character
5425  utf8_bytes[0] = static_cast<std::char_traits<char>::int_type>(wc);
5426  utf8_bytes_filled = 1;
5427  }
5428  }
5429  }
5430 };
5431 
5432 template<typename BaseInputAdapter>
5433 struct wide_string_input_helper<BaseInputAdapter, 2>
5434 {
5435  // UTF-16
5436  static void fill_buffer(BaseInputAdapter& input,
5437  std::array<std::char_traits<char>::int_type, 4>& utf8_bytes,
5438  size_t& utf8_bytes_index,
5439  size_t& utf8_bytes_filled)
5440  {
5441  utf8_bytes_index = 0;
5442 
5443  if (JSON_HEDLEY_UNLIKELY(input.empty()))
5444  {
5445  utf8_bytes[0] = std::char_traits<char>::eof();
5446  utf8_bytes_filled = 1;
5447  }
5448  else
5449  {
5450  // get the current character
5451  const auto wc = input.get_character();
5452 
5453  // UTF-16 to UTF-8 encoding
5454  if (wc < 0x80)
5455  {
5456  utf8_bytes[0] = static_cast<std::char_traits<char>::int_type>(wc);
5457  utf8_bytes_filled = 1;
5458  }
5459  else if (wc <= 0x7FF)
5460  {
5461  utf8_bytes[0] = static_cast<std::char_traits<char>::int_type>(0xC0u | ((static_cast<unsigned int>(wc) >> 6u)));
5462  utf8_bytes[1] = static_cast<std::char_traits<char>::int_type>(0x80u | (static_cast<unsigned int>(wc) & 0x3Fu));
5463  utf8_bytes_filled = 2;
5464  }
5465  else if (0xD800 > wc || wc >= 0xE000)
5466  {
5467  utf8_bytes[0] = static_cast<std::char_traits<char>::int_type>(0xE0u | ((static_cast<unsigned int>(wc) >> 12u)));
5468  utf8_bytes[1] = static_cast<std::char_traits<char>::int_type>(0x80u | ((static_cast<unsigned int>(wc) >> 6u) & 0x3Fu));
5469  utf8_bytes[2] = static_cast<std::char_traits<char>::int_type>(0x80u | (static_cast<unsigned int>(wc) & 0x3Fu));
5470  utf8_bytes_filled = 3;
5471  }
5472  else
5473  {
5474  if (JSON_HEDLEY_UNLIKELY(!input.empty()))
5475  {
5476  const auto wc2 = static_cast<unsigned int>(input.get_character());
5477  const auto charcode = 0x10000u + (((static_cast<unsigned int>(wc) & 0x3FFu) << 10u) | (wc2 & 0x3FFu));
5478  utf8_bytes[0] = static_cast<std::char_traits<char>::int_type>(0xF0u | (charcode >> 18u));
5479  utf8_bytes[1] = static_cast<std::char_traits<char>::int_type>(0x80u | ((charcode >> 12u) & 0x3Fu));
5480  utf8_bytes[2] = static_cast<std::char_traits<char>::int_type>(0x80u | ((charcode >> 6u) & 0x3Fu));
5481  utf8_bytes[3] = static_cast<std::char_traits<char>::int_type>(0x80u | (charcode & 0x3Fu));
5482  utf8_bytes_filled = 4;
5483  }
5484  else
5485  {
5486  utf8_bytes[0] = static_cast<std::char_traits<char>::int_type>(wc);
5487  utf8_bytes_filled = 1;
5488  }
5489  }
5490  }
5491  }
5492 };
5493 
5494 // Wraps another input apdater to convert wide character types into individual bytes.
5495 template<typename BaseInputAdapter, typename WideCharType>
5496 class wide_string_input_adapter
5497 {
5498  public:
5499  using char_type = char;
5500 
5501  wide_string_input_adapter(BaseInputAdapter base)
5502  : base_adapter(base) {}
5503 
5504  typename std::char_traits<char>::int_type get_character() noexcept
5505  {
5506  // check if buffer needs to be filled
5507  if (utf8_bytes_index == utf8_bytes_filled)
5508  {
5509  fill_buffer<sizeof(WideCharType)>();
5510 
5511  JSON_ASSERT(utf8_bytes_filled > 0);
5512  JSON_ASSERT(utf8_bytes_index == 0);
5513  }
5514 
5515  // use buffer
5516  JSON_ASSERT(utf8_bytes_filled > 0);
5517  JSON_ASSERT(utf8_bytes_index < utf8_bytes_filled);
5518  return utf8_bytes[utf8_bytes_index++];
5519  }
5520 
5521  private:
5522  BaseInputAdapter base_adapter;
5523 
5524  template<size_t T>
5525  void fill_buffer()
5526  {
5527  wide_string_input_helper<BaseInputAdapter, T>::fill_buffer(base_adapter, utf8_bytes, utf8_bytes_index, utf8_bytes_filled);
5528  }
5529 
5531  std::array<std::char_traits<char>::int_type, 4> utf8_bytes = {{0, 0, 0, 0}};
5532 
5534  std::size_t utf8_bytes_index = 0;
5536  std::size_t utf8_bytes_filled = 0;
5537 };
5538 
5539 
5540 template<typename IteratorType, typename Enable = void>
5541 struct iterator_input_adapter_factory
5542 {
5543  using iterator_type = IteratorType;
5544  using char_type = typename std::iterator_traits<iterator_type>::value_type;
5545  using adapter_type = iterator_input_adapter<iterator_type>;
5546 
5547  static adapter_type create(IteratorType first, IteratorType last)
5548  {
5549  return adapter_type(std::move(first), std::move(last));
5550  }
5551 };
5552 
5553 template<typename T>
5554 struct is_iterator_of_multibyte
5555 {
5556  using value_type = typename std::iterator_traits<T>::value_type;
5557  enum
5558  {
5559  value = sizeof(value_type) > 1
5560  };
5561 };
5562 
5563 template<typename IteratorType>
5564 struct iterator_input_adapter_factory<IteratorType, enable_if_t<is_iterator_of_multibyte<IteratorType>::value>>
5565 {
5566  using iterator_type = IteratorType;
5567  using char_type = typename std::iterator_traits<iterator_type>::value_type;
5568  using base_adapter_type = iterator_input_adapter<iterator_type>;
5569  using adapter_type = wide_string_input_adapter<base_adapter_type, char_type>;
5570 
5571  static adapter_type create(IteratorType first, IteratorType last)
5572  {
5573  return adapter_type(base_adapter_type(std::move(first), std::move(last)));
5574  }
5575 };
5576 
5577 // General purpose iterator-based input
5578 template<typename IteratorType>
5579 typename iterator_input_adapter_factory<IteratorType>::adapter_type input_adapter(IteratorType first, IteratorType last)
5580 {
5581  using factory_type = iterator_input_adapter_factory<IteratorType>;
5582  return factory_type::create(first, last);
5583 }
5584 
5585 // Convenience shorthand from container to iterator
5586 // Enables ADL on begin(container) and end(container)
5587 // Encloses the using declarations in namespace for not to leak them to outside scope
5588 
5589 namespace container_input_adapter_factory_impl
5590 {
5591 
5592 using std::begin;
5593 using std::end;
5594 
5595 template<typename ContainerType, typename Enable = void>
5596 struct container_input_adapter_factory {};
5597 
5598 template<typename ContainerType>
5599 struct container_input_adapter_factory< ContainerType,
5600  void_t<decltype(begin(std::declval<ContainerType>()), end(std::declval<ContainerType>()))>>
5601  {
5602  using adapter_type = decltype(input_adapter(begin(std::declval<ContainerType>()), end(std::declval<ContainerType>())));
5603 
5604  static adapter_type create(const ContainerType& container)
5605 {
5606  return input_adapter(begin(container), end(container));
5607 }
5608  };
5609 
5610 } // namespace container_input_adapter_factory_impl
5611 
5612 template<typename ContainerType>
5613 typename container_input_adapter_factory_impl::container_input_adapter_factory<ContainerType>::adapter_type input_adapter(const ContainerType& container)
5614 {
5615  return container_input_adapter_factory_impl::container_input_adapter_factory<ContainerType>::create(container);
5616 }
5617 
5618 #ifndef JSON_NO_IO
5619 // Special cases with fast paths
5620 inline file_input_adapter input_adapter(std::FILE* file)
5621 {
5622  return file_input_adapter(file);
5623 }
5624 
5625 inline input_stream_adapter input_adapter(std::istream& stream)
5626 {
5627  return input_stream_adapter(stream);
5628 }
5629 
5630 inline input_stream_adapter input_adapter(std::istream&& stream)
5631 {
5632  return input_stream_adapter(stream);
5633 }
5634 #endif // JSON_NO_IO
5635 
5636 using contiguous_bytes_input_adapter = decltype(input_adapter(std::declval<const char*>(), std::declval<const char*>()));
5637 
5638 // Null-delimited strings, and the like.
5639 template < typename CharT,
5640  typename std::enable_if <
5641  std::is_pointer<CharT>::value&&
5642  !std::is_array<CharT>::value&&
5643  std::is_integral<typename std::remove_pointer<CharT>::type>::value&&
5644  sizeof(typename std::remove_pointer<CharT>::type) == 1,
5645  int >::type = 0 >
5646 contiguous_bytes_input_adapter input_adapter(CharT b)
5647 {
5648  auto length = std::strlen(reinterpret_cast<const char*>(b));
5649  const auto* ptr = reinterpret_cast<const char*>(b);
5650  return input_adapter(ptr, ptr + length);
5651 }
5652 
5653 template<typename T, std::size_t N>
5654 auto input_adapter(T (&array)[N]) -> decltype(input_adapter(array, array + N)) // NOLINT(cppcoreguidelines-avoid-c-arrays,hicpp-avoid-c-arrays,modernize-avoid-c-arrays)
5655 {
5656  return input_adapter(array, array + N);
5657 }
5658 
5659 // This class only handles inputs of input_buffer_adapter type.
5660 // It's required so that expressions like {ptr, len} can be implicitly cast
5661 // to the correct adapter.
5662 class span_input_adapter
5663 {
5664  public:
5665  template < typename CharT,
5666  typename std::enable_if <
5667  std::is_pointer<CharT>::value&&
5668  std::is_integral<typename std::remove_pointer<CharT>::type>::value&&
5669  sizeof(typename std::remove_pointer<CharT>::type) == 1,
5670  int >::type = 0 >
5671  span_input_adapter(CharT b, std::size_t l)
5672  : ia(reinterpret_cast<const char*>(b), reinterpret_cast<const char*>(b) + l) {}
5673 
5674  template<class IteratorType,
5675  typename std::enable_if<
5676  std::is_same<typename iterator_traits<IteratorType>::iterator_category, std::random_access_iterator_tag>::value,
5677  int>::type = 0>
5678  span_input_adapter(IteratorType first, IteratorType last)
5679  : ia(input_adapter(first, last)) {}
5680 
5681  contiguous_bytes_input_adapter&& get()
5682  {
5683  return std::move(ia); // NOLINT(hicpp-move-const-arg,performance-move-const-arg)
5684  }
5685 
5686  private:
5687  contiguous_bytes_input_adapter ia;
5688 };
5689 } // namespace detail
5690 } // namespace nlohmann
5691 
5692 // #include <nlohmann/detail/input/json_sax.hpp>
5693 
5694 
5695 #include <cstddef>
5696 #include <string> // string
5697 #include <utility> // move
5698 #include <vector> // vector
5699 
5700 // #include <nlohmann/detail/exceptions.hpp>
5701 
5702 // #include <nlohmann/detail/macro_scope.hpp>
5703 
5704 
5705 namespace nlohmann
5706 {
5707 
5716 template<typename BasicJsonType>
5717 struct json_sax
5718 {
5719  using number_integer_t = typename BasicJsonType::number_integer_t;
5720  using number_unsigned_t = typename BasicJsonType::number_unsigned_t;
5721  using number_float_t = typename BasicJsonType::number_float_t;
5722  using string_t = typename BasicJsonType::string_t;
5723  using binary_t = typename BasicJsonType::binary_t;
5724 
5729  virtual bool null() = 0;
5730 
5736  virtual bool boolean(bool val) = 0;
5737 
5743  virtual bool number_integer(number_integer_t val) = 0;
5744 
5750  virtual bool number_unsigned(number_unsigned_t val) = 0;
5751 
5758  virtual bool number_float(number_float_t val, const string_t& s) = 0;
5759 
5766  virtual bool string(string_t& val) = 0;
5767 
5774  virtual bool binary(binary_t& val) = 0;
5775 
5782  virtual bool start_object(std::size_t elements) = 0;
5783 
5790  virtual bool key(string_t& val) = 0;
5791 
5796  virtual bool end_object() = 0;
5797 
5804  virtual bool start_array(std::size_t elements) = 0;
5805 
5810  virtual bool end_array() = 0;
5811 
5819  virtual bool parse_error(std::size_t position,
5820  const std::string& last_token,
5821  const detail::exception& ex) = 0;
5822 
5823  json_sax() = default;
5824  json_sax(const json_sax&) = default;
5825  json_sax(json_sax&&) noexcept = default;
5826  json_sax& operator=(const json_sax&) = default;
5827  json_sax& operator=(json_sax&&) noexcept = default;
5828  virtual ~json_sax() = default;
5829 };
5830 
5831 
5832 namespace detail
5833 {
5847 template<typename BasicJsonType>
5848 class json_sax_dom_parser
5849 {
5850  public:
5851  using number_integer_t = typename BasicJsonType::number_integer_t;
5852  using number_unsigned_t = typename BasicJsonType::number_unsigned_t;
5853  using number_float_t = typename BasicJsonType::number_float_t;
5854  using string_t = typename BasicJsonType::string_t;
5855  using binary_t = typename BasicJsonType::binary_t;
5856 
5862  explicit json_sax_dom_parser(BasicJsonType& r, const bool allow_exceptions_ = true)
5863  : root(r), allow_exceptions(allow_exceptions_)
5864  {}
5865 
5866  // make class move-only
5867  json_sax_dom_parser(const json_sax_dom_parser&) = delete;
5868  json_sax_dom_parser(json_sax_dom_parser&&) = default; // NOLINT(hicpp-noexcept-move,performance-noexcept-move-constructor)
5869  json_sax_dom_parser& operator=(const json_sax_dom_parser&) = delete;
5870  json_sax_dom_parser& operator=(json_sax_dom_parser&&) = default; // NOLINT(hicpp-noexcept-move,performance-noexcept-move-constructor)
5871  ~json_sax_dom_parser() = default;
5872 
5873  bool null()
5874  {
5875  handle_value(nullptr);
5876  return true;
5877  }
5878 
5879  bool boolean(bool val)
5880  {
5881  handle_value(val);
5882  return true;
5883  }
5884 
5885  bool number_integer(number_integer_t val)
5886  {
5887  handle_value(val);
5888  return true;
5889  }
5890 
5891  bool number_unsigned(number_unsigned_t val)
5892  {
5893  handle_value(val);
5894  return true;
5895  }
5896 
5897  bool number_float(number_float_t val, const string_t& /*unused*/)
5898  {
5899  handle_value(val);
5900  return true;
5901  }
5902 
5903  bool string(string_t& val)
5904  {
5905  handle_value(val);
5906  return true;
5907  }
5908 
5909  bool binary(binary_t& val)
5910  {
5911  handle_value(std::move(val));
5912  return true;
5913  }
5914 
5915  bool start_object(std::size_t len)
5916  {
5917  ref_stack.push_back(handle_value(BasicJsonType::value_t::object));
5918 
5919  if (JSON_HEDLEY_UNLIKELY(len != static_cast<std::size_t>(-1) && len > ref_stack.back()->max_size()))
5920  {
5921  JSON_THROW(out_of_range::create(408, "excessive object size: " + std::to_string(len), *ref_stack.back()));
5922  }
5923 
5924  return true;
5925  }
5926 
5927  bool key(string_t& val)
5928  {
5929  // add null at given key and store the reference for later
5930  object_element = &(ref_stack.back()->m_value.object->operator[](val));
5931  return true;
5932  }
5933 
5934  bool end_object()
5935  {
5936  ref_stack.back()->set_parents();
5937  ref_stack.pop_back();
5938  return true;
5939  }
5940 
5941  bool start_array(std::size_t len)
5942  {
5943  ref_stack.push_back(handle_value(BasicJsonType::value_t::array));
5944 
5945  if (JSON_HEDLEY_UNLIKELY(len != static_cast<std::size_t>(-1) && len > ref_stack.back()->max_size()))
5946  {
5947  JSON_THROW(out_of_range::create(408, "excessive array size: " + std::to_string(len), *ref_stack.back()));
5948  }
5949 
5950  return true;
5951  }
5952 
5953  bool end_array()
5954  {
5955  ref_stack.back()->set_parents();
5956  ref_stack.pop_back();
5957  return true;
5958  }
5959 
5960  template<class Exception>
5961  bool parse_error(std::size_t /*unused*/, const std::string& /*unused*/,
5962  const Exception& ex)
5963  {
5964  errored = true;
5965  static_cast<void>(ex);
5966  if (allow_exceptions)
5967  {
5968  JSON_THROW(ex);
5969  }
5970  return false;
5971  }
5972 
5973  constexpr bool is_errored() const
5974  {
5975  return errored;
5976  }
5977 
5978  private:
5985  template<typename Value>
5986  JSON_HEDLEY_RETURNS_NON_NULL
5987  BasicJsonType* handle_value(Value&& v)
5988  {
5989  if (ref_stack.empty())
5990  {
5991  root = BasicJsonType(std::forward<Value>(v));
5992  return &root;
5993  }
5994 
5995  JSON_ASSERT(ref_stack.back()->is_array() || ref_stack.back()->is_object());
5996 
5997  if (ref_stack.back()->is_array())
5998  {
5999  ref_stack.back()->m_value.array->emplace_back(std::forward<Value>(v));
6000  return &(ref_stack.back()->m_value.array->back());
6001  }
6002 
6003  JSON_ASSERT(ref_stack.back()->is_object());
6004  JSON_ASSERT(object_element);
6005  *object_element = BasicJsonType(std::forward<Value>(v));
6006  return object_element;
6007  }
6008 
6010  BasicJsonType& root;
6012  std::vector<BasicJsonType*> ref_stack {};
6014  BasicJsonType* object_element = nullptr;
6016  bool errored = false;
6018  const bool allow_exceptions = true;
6019 };
6020 
6021 template<typename BasicJsonType>
6022 class json_sax_dom_callback_parser
6023 {
6024  public:
6025  using number_integer_t = typename BasicJsonType::number_integer_t;
6026  using number_unsigned_t = typename BasicJsonType::number_unsigned_t;
6027  using number_float_t = typename BasicJsonType::number_float_t;
6028  using string_t = typename BasicJsonType::string_t;
6029  using binary_t = typename BasicJsonType::binary_t;
6030  using parser_callback_t = typename BasicJsonType::parser_callback_t;
6031  using parse_event_t = typename BasicJsonType::parse_event_t;
6032 
6033  json_sax_dom_callback_parser(BasicJsonType& r,
6034  const parser_callback_t cb,
6035  const bool allow_exceptions_ = true)
6036  : root(r), callback(cb), allow_exceptions(allow_exceptions_)
6037  {
6038  keep_stack.push_back(true);
6039  }
6040 
6041  // make class move-only
6042  json_sax_dom_callback_parser(const json_sax_dom_callback_parser&) = delete;
6043  json_sax_dom_callback_parser(json_sax_dom_callback_parser&&) = default; // NOLINT(hicpp-noexcept-move,performance-noexcept-move-constructor)
6044  json_sax_dom_callback_parser& operator=(const json_sax_dom_callback_parser&) = delete;
6045  json_sax_dom_callback_parser& operator=(json_sax_dom_callback_parser&&) = default; // NOLINT(hicpp-noexcept-move,performance-noexcept-move-constructor)
6046  ~json_sax_dom_callback_parser() = default;
6047 
6048  bool null()
6049  {
6050  handle_value(nullptr);
6051  return true;
6052  }
6053 
6054  bool boolean(bool val)
6055  {
6056  handle_value(val);
6057  return true;
6058  }
6059 
6060  bool number_integer(number_integer_t val)
6061  {
6062  handle_value(val);
6063  return true;
6064  }
6065 
6066  bool number_unsigned(number_unsigned_t val)
6067  {
6068  handle_value(val);
6069  return true;
6070  }
6071 
6072  bool number_float(number_float_t val, const string_t& /*unused*/)
6073  {
6074  handle_value(val);
6075  return true;
6076  }
6077 
6078  bool string(string_t& val)
6079  {
6080  handle_value(val);
6081  return true;
6082  }
6083 
6084  bool binary(binary_t& val)
6085  {
6086  handle_value(std::move(val));
6087  return true;
6088  }
6089 
6090  bool start_object(std::size_t len)
6091  {
6092  // check callback for object start
6093  const bool keep = callback(static_cast<int>(ref_stack.size()), parse_event_t::object_start, discarded);
6094  keep_stack.push_back(keep);
6095 
6096  auto val = handle_value(BasicJsonType::value_t::object, true);
6097  ref_stack.push_back(val.second);
6098 
6099  // check object limit
6100  if (ref_stack.back() && JSON_HEDLEY_UNLIKELY(len != static_cast<std::size_t>(-1) && len > ref_stack.back()->max_size()))
6101  {
6102  JSON_THROW(out_of_range::create(408, "excessive object size: " + std::to_string(len), *ref_stack.back()));
6103  }
6104 
6105  return true;
6106  }
6107 
6108  bool key(string_t& val)
6109  {
6110  BasicJsonType k = BasicJsonType(val);
6111 
6112  // check callback for key
6113  const bool keep = callback(static_cast<int>(ref_stack.size()), parse_event_t::key, k);
6114  key_keep_stack.push_back(keep);
6115 
6116  // add discarded value at given key and store the reference for later
6117  if (keep && ref_stack.back())
6118  {
6119  object_element = &(ref_stack.back()->m_value.object->operator[](val) = discarded);
6120  }
6121 
6122  return true;
6123  }
6124 
6125  bool end_object()
6126  {
6127  if (ref_stack.back())
6128  {
6129  if (!callback(static_cast<int>(ref_stack.size()) - 1, parse_event_t::object_end, *ref_stack.back()))
6130  {
6131  // discard object
6132  *ref_stack.back() = discarded;
6133  }
6134  else
6135  {
6136  ref_stack.back()->set_parents();
6137  }
6138  }
6139 
6140  JSON_ASSERT(!ref_stack.empty());
6141  JSON_ASSERT(!keep_stack.empty());
6142  ref_stack.pop_back();
6143  keep_stack.pop_back();
6144 
6145  if (!ref_stack.empty() && ref_stack.back() && ref_stack.back()->is_structured())
6146  {
6147  // remove discarded value
6148  for (auto it = ref_stack.back()->begin(); it != ref_stack.back()->end(); ++it)
6149  {
6150  if (it->is_discarded())
6151  {
6152  ref_stack.back()->erase(it);
6153  break;
6154  }
6155  }
6156  }
6157 
6158  return true;
6159  }
6160 
6161  bool start_array(std::size_t len)
6162  {
6163  const bool keep = callback(static_cast<int>(ref_stack.size()), parse_event_t::array_start, discarded);
6164  keep_stack.push_back(keep);
6165 
6166  auto val = handle_value(BasicJsonType::value_t::array, true);
6167  ref_stack.push_back(val.second);
6168 
6169  // check array limit
6170  if (ref_stack.back() && JSON_HEDLEY_UNLIKELY(len != static_cast<std::size_t>(-1) && len > ref_stack.back()->max_size()))
6171  {
6172  JSON_THROW(out_of_range::create(408, "excessive array size: " + std::to_string(len), *ref_stack.back()));
6173  }
6174 
6175  return true;
6176  }
6177 
6178  bool end_array()
6179  {
6180  bool keep = true;
6181 
6182  if (ref_stack.back())
6183  {
6184  keep = callback(static_cast<int>(ref_stack.size()) - 1, parse_event_t::array_end, *ref_stack.back());
6185  if (keep)
6186  {
6187  ref_stack.back()->set_parents();
6188  }
6189  else
6190  {
6191  // discard array
6192  *ref_stack.back() = discarded;
6193  }
6194  }
6195 
6196  JSON_ASSERT(!ref_stack.empty());
6197  JSON_ASSERT(!keep_stack.empty());
6198  ref_stack.pop_back();
6199  keep_stack.pop_back();
6200 
6201  // remove discarded value
6202  if (!keep && !ref_stack.empty() && ref_stack.back()->is_array())
6203  {
6204  ref_stack.back()->m_value.array->pop_back();
6205  }
6206 
6207  return true;
6208  }
6209 
6210  template<class Exception>
6211  bool parse_error(std::size_t /*unused*/, const std::string& /*unused*/,
6212  const Exception& ex)
6213  {
6214  errored = true;
6215  static_cast<void>(ex);
6216  if (allow_exceptions)
6217  {
6218  JSON_THROW(ex);
6219  }
6220  return false;
6221  }
6222 
6223  constexpr bool is_errored() const
6224  {
6225  return errored;
6226  }
6227 
6228  private:
6244  template<typename Value>
6245  std::pair<bool, BasicJsonType*> handle_value(Value&& v, const bool skip_callback = false)
6246  {
6247  JSON_ASSERT(!keep_stack.empty());
6248 
6249  // do not handle this value if we know it would be added to a discarded
6250  // container
6251  if (!keep_stack.back())
6252  {
6253  return {false, nullptr};
6254  }
6255 
6256  // create value
6257  auto value = BasicJsonType(std::forward<Value>(v));
6258 
6259  // check callback
6260  const bool keep = skip_callback || callback(static_cast<int>(ref_stack.size()), parse_event_t::value, value);
6261 
6262  // do not handle this value if we just learnt it shall be discarded
6263  if (!keep)
6264  {
6265  return {false, nullptr};
6266  }
6267 
6268  if (ref_stack.empty())
6269  {
6270  root = std::move(value);
6271  return {true, &root};
6272  }
6273 
6274  // skip this value if we already decided to skip the parent
6275  // (https://github.com/nlohmann/json/issues/971#issuecomment-413678360)
6276  if (!ref_stack.back())
6277  {
6278  return {false, nullptr};
6279  }
6280 
6281  // we now only expect arrays and objects
6282  JSON_ASSERT(ref_stack.back()->is_array() || ref_stack.back()->is_object());
6283 
6284  // array
6285  if (ref_stack.back()->is_array())
6286  {
6287  ref_stack.back()->m_value.array->emplace_back(std::move(value));
6288  return {true, &(ref_stack.back()->m_value.array->back())};
6289  }
6290 
6291  // object
6292  JSON_ASSERT(ref_stack.back()->is_object());
6293  // check if we should store an element for the current key
6294  JSON_ASSERT(!key_keep_stack.empty());
6295  const bool store_element = key_keep_stack.back();
6296  key_keep_stack.pop_back();
6297 
6298  if (!store_element)
6299  {
6300  return {false, nullptr};
6301  }
6302 
6303  JSON_ASSERT(object_element);
6304  *object_element = std::move(value);
6305  return {true, object_element};
6306  }
6307 
6309  BasicJsonType& root;
6311  std::vector<BasicJsonType*> ref_stack {};
6313  std::vector<bool> keep_stack {};
6315  std::vector<bool> key_keep_stack {};
6317  BasicJsonType* object_element = nullptr;
6319  bool errored = false;
6321  const parser_callback_t callback = nullptr;
6323  const bool allow_exceptions = true;
6325  BasicJsonType discarded = BasicJsonType::value_t::discarded;
6326 };
6327 
6328 template<typename BasicJsonType>
6329 class json_sax_acceptor
6330 {
6331  public:
6332  using number_integer_t = typename BasicJsonType::number_integer_t;
6333  using number_unsigned_t = typename BasicJsonType::number_unsigned_t;
6334  using number_float_t = typename BasicJsonType::number_float_t;
6335  using string_t = typename BasicJsonType::string_t;
6336  using binary_t = typename BasicJsonType::binary_t;
6337 
6338  bool null()
6339  {
6340  return true;
6341  }
6342 
6343  bool boolean(bool /*unused*/)
6344  {
6345  return true;
6346  }
6347 
6348  bool number_integer(number_integer_t /*unused*/)
6349  {
6350  return true;
6351  }
6352 
6353  bool number_unsigned(number_unsigned_t /*unused*/)
6354  {
6355  return true;
6356  }
6357 
6358  bool number_float(number_float_t /*unused*/, const string_t& /*unused*/)
6359  {
6360  return true;
6361  }
6362 
6363  bool string(string_t& /*unused*/)
6364  {
6365  return true;
6366  }
6367 
6368  bool binary(binary_t& /*unused*/)
6369  {
6370  return true;
6371  }
6372 
6373  bool start_object(std::size_t /*unused*/ = static_cast<std::size_t>(-1))
6374  {
6375  return true;
6376  }
6377 
6378  bool key(string_t& /*unused*/)
6379  {
6380  return true;
6381  }
6382 
6383  bool end_object()
6384  {
6385  return true;
6386  }
6387 
6388  bool start_array(std::size_t /*unused*/ = static_cast<std::size_t>(-1))
6389  {
6390  return true;
6391  }
6392 
6393  bool end_array()
6394  {
6395  return true;
6396  }
6397 
6398  bool parse_error(std::size_t /*unused*/, const std::string& /*unused*/, const detail::exception& /*unused*/)
6399  {
6400  return false;
6401  }
6402 };
6403 } // namespace detail
6404 
6405 } // namespace nlohmann
6406 
6407 // #include <nlohmann/detail/input/lexer.hpp>
6408 
6409 
6410 #include <array> // array
6411 #include <clocale> // localeconv
6412 #include <cstddef> // size_t
6413 #include <cstdio> // snprintf
6414 #include <cstdlib> // strtof, strtod, strtold, strtoll, strtoull
6415 #include <initializer_list> // initializer_list
6416 #include <string> // char_traits, string
6417 #include <utility> // move
6418 #include <vector> // vector
6419 
6420 // #include <nlohmann/detail/input/input_adapters.hpp>
6421 
6422 // #include <nlohmann/detail/input/position_t.hpp>
6423 
6424 // #include <nlohmann/detail/macro_scope.hpp>
6425 
6426 
6427 namespace nlohmann
6428 {
6429 namespace detail
6430 {
6432 // lexer //
6434 
6435 template<typename BasicJsonType>
6436 class lexer_base
6437 {
6438  public:
6440  enum class token_type
6441  {
6442  uninitialized,
6443  literal_true,
6444  literal_false,
6445  literal_null,
6446  value_string,
6447  value_unsigned,
6448  value_integer,
6449  value_float,
6450  begin_array,
6451  begin_object,
6452  end_array,
6453  end_object,
6454  name_separator,
6455  value_separator,
6456  parse_error,
6457  end_of_input,
6458  literal_or_value
6459  };
6460 
6462  JSON_HEDLEY_RETURNS_NON_NULL
6463  JSON_HEDLEY_CONST
6464  static const char* token_type_name(const token_type t) noexcept
6465  {
6466  switch (t)
6467  {
6468  case token_type::uninitialized:
6469  return "<uninitialized>";
6470  case token_type::literal_true:
6471  return "true literal";
6472  case token_type::literal_false:
6473  return "false literal";
6474  case token_type::literal_null:
6475  return "null literal";
6476  case token_type::value_string:
6477  return "string literal";
6478  case token_type::value_unsigned:
6479  case token_type::value_integer:
6480  case token_type::value_float:
6481  return "number literal";
6482  case token_type::begin_array:
6483  return "'['";
6484  case token_type::begin_object:
6485  return "'{'";
6486  case token_type::end_array:
6487  return "']'";
6488  case token_type::end_object:
6489  return "'}'";
6490  case token_type::name_separator:
6491  return "':'";
6492  case token_type::value_separator:
6493  return "','";
6494  case token_type::parse_error:
6495  return "<parse error>";
6496  case token_type::end_of_input:
6497  return "end of input";
6498  case token_type::literal_or_value:
6499  return "'[', '{', or a literal";
6500  // LCOV_EXCL_START
6501  default: // catch non-enum values
6502  return "unknown token";
6503  // LCOV_EXCL_STOP
6504  }
6505  }
6506 };
6512 template<typename BasicJsonType, typename InputAdapterType>
6513 class lexer : public lexer_base<BasicJsonType>
6514 {
6515  using number_integer_t = typename BasicJsonType::number_integer_t;
6516  using number_unsigned_t = typename BasicJsonType::number_unsigned_t;
6517  using number_float_t = typename BasicJsonType::number_float_t;
6518  using string_t = typename BasicJsonType::string_t;
6519  using char_type = typename InputAdapterType::char_type;
6520  using char_int_type = typename std::char_traits<char_type>::int_type;
6521 
6522  public:
6523  using token_type = typename lexer_base<BasicJsonType>::token_type;
6524 
6525  explicit lexer(InputAdapterType&& adapter, bool ignore_comments_ = false) noexcept
6526  : ia(std::move(adapter))
6527  , ignore_comments(ignore_comments_)
6528  , decimal_point_char(static_cast<char_int_type>(get_decimal_point()))
6529  {}
6530 
6531  // delete because of pointer members
6532  lexer(const lexer&) = delete;
6533  lexer(lexer&&) = default; // NOLINT(hicpp-noexcept-move,performance-noexcept-move-constructor)
6534  lexer& operator=(lexer&) = delete;
6535  lexer& operator=(lexer&&) = default; // NOLINT(hicpp-noexcept-move,performance-noexcept-move-constructor)
6536  ~lexer() = default;
6537 
6538  private:
6540  // locales
6542 
6544  JSON_HEDLEY_PURE
6545  static char get_decimal_point() noexcept
6546  {
6547  const auto* loc = localeconv();
6548  JSON_ASSERT(loc != nullptr);
6549  return (loc->decimal_point == nullptr) ? '.' : *(loc->decimal_point);
6550  }
6551 
6553  // scan functions
6555 
6571  int get_codepoint()
6572  {
6573  // this function only makes sense after reading `\u`
6574  JSON_ASSERT(current == 'u');
6575  int codepoint = 0;
6576 
6577  const auto factors = { 12u, 8u, 4u, 0u };
6578  for (const auto factor : factors)
6579  {
6580  get();
6581 
6582  if (current >= '0' && current <= '9')
6583  {
6584  codepoint += static_cast<int>((static_cast<unsigned int>(current) - 0x30u) << factor);
6585  }
6586  else if (current >= 'A' && current <= 'F')
6587  {
6588  codepoint += static_cast<int>((static_cast<unsigned int>(current) - 0x37u) << factor);
6589  }
6590  else if (current >= 'a' && current <= 'f')
6591  {
6592  codepoint += static_cast<int>((static_cast<unsigned int>(current) - 0x57u) << factor);
6593  }
6594  else
6595  {
6596  return -1;
6597  }
6598  }
6599 
6600  JSON_ASSERT(0x0000 <= codepoint && codepoint <= 0xFFFF);
6601  return codepoint;
6602  }
6603 
6619  bool next_byte_in_range(std::initializer_list<char_int_type> ranges)
6620  {
6621  JSON_ASSERT(ranges.size() == 2 || ranges.size() == 4 || ranges.size() == 6);
6622  add(current);
6623 
6624  for (auto range = ranges.begin(); range != ranges.end(); ++range)
6625  {
6626  get();
6627  if (JSON_HEDLEY_LIKELY(*range <= current && current <= *(++range)))
6628  {
6629  add(current);
6630  }
6631  else
6632  {
6633  error_message = "invalid string: ill-formed UTF-8 byte";
6634  return false;
6635  }
6636  }
6637 
6638  return true;
6639  }
6640 
6656  token_type scan_string()
6657  {
6658  // reset token_buffer (ignore opening quote)
6659  reset();
6660 
6661  // we entered the function by reading an open quote
6662  JSON_ASSERT(current == '\"');
6663 
6664  while (true)
6665  {
6666  // get next character
6667  switch (get())
6668  {
6669  // end of file while parsing string
6670  case std::char_traits<char_type>::eof():
6671  {
6672  error_message = "invalid string: missing closing quote";
6673  return token_type::parse_error;
6674  }
6675 
6676  // closing quote
6677  case '\"':
6678  {
6679  return token_type::value_string;
6680  }
6681 
6682  // escapes
6683  case '\\':
6684  {
6685  switch (get())
6686  {
6687  // quotation mark
6688  case '\"':
6689  add('\"');
6690  break;
6691  // reverse solidus
6692  case '\\':
6693  add('\\');
6694  break;
6695  // solidus
6696  case '/':
6697  add('/');
6698  break;
6699  // backspace
6700  case 'b':
6701  add('\b');
6702  break;
6703  // form feed
6704  case 'f':
6705  add('\f');
6706  break;
6707  // line feed
6708  case 'n':
6709  add('\n');
6710  break;
6711  // carriage return
6712  case 'r':
6713  add('\r');
6714  break;
6715  // tab
6716  case 't':
6717  add('\t');
6718  break;
6719 
6720  // unicode escapes
6721  case 'u':
6722  {
6723  const int codepoint1 = get_codepoint();
6724  int codepoint = codepoint1; // start with codepoint1
6725 
6726  if (JSON_HEDLEY_UNLIKELY(codepoint1 == -1))
6727  {
6728  error_message = "invalid string: '\\u' must be followed by 4 hex digits";
6729  return token_type::parse_error;
6730  }
6731 
6732  // check if code point is a high surrogate
6733  if (0xD800 <= codepoint1 && codepoint1 <= 0xDBFF)
6734  {
6735  // expect next \uxxxx entry
6736  if (JSON_HEDLEY_LIKELY(get() == '\\' && get() == 'u'))
6737  {
6738  const int codepoint2 = get_codepoint();
6739 
6740  if (JSON_HEDLEY_UNLIKELY(codepoint2 == -1))
6741  {
6742  error_message = "invalid string: '\\u' must be followed by 4 hex digits";
6743  return token_type::parse_error;
6744  }
6745 
6746  // check if codepoint2 is a low surrogate
6747  if (JSON_HEDLEY_LIKELY(0xDC00 <= codepoint2 && codepoint2 <= 0xDFFF))
6748  {
6749  // overwrite codepoint
6750  codepoint = static_cast<int>(
6751  // high surrogate occupies the most significant 22 bits
6752  (static_cast<unsigned int>(codepoint1) << 10u)
6753  // low surrogate occupies the least significant 15 bits
6754  + static_cast<unsigned int>(codepoint2)
6755  // there is still the 0xD800, 0xDC00 and 0x10000 noise
6756  // in the result, so we have to subtract with:
6757  // (0xD800 << 10) + DC00 - 0x10000 = 0x35FDC00
6758  - 0x35FDC00u);
6759  }
6760  else
6761  {
6762  error_message = "invalid string: surrogate U+D800..U+DBFF must be followed by U+DC00..U+DFFF";
6763  return token_type::parse_error;
6764  }
6765  }
6766  else
6767  {
6768  error_message = "invalid string: surrogate U+D800..U+DBFF must be followed by U+DC00..U+DFFF";
6769  return token_type::parse_error;
6770  }
6771  }
6772  else
6773  {
6774  if (JSON_HEDLEY_UNLIKELY(0xDC00 <= codepoint1 && codepoint1 <= 0xDFFF))
6775  {
6776  error_message = "invalid string: surrogate U+DC00..U+DFFF must follow U+D800..U+DBFF";
6777  return token_type::parse_error;
6778  }
6779  }
6780 
6781  // result of the above calculation yields a proper codepoint
6782  JSON_ASSERT(0x00 <= codepoint && codepoint <= 0x10FFFF);
6783 
6784  // translate codepoint into bytes
6785  if (codepoint < 0x80)
6786  {
6787  // 1-byte characters: 0xxxxxxx (ASCII)
6788  add(static_cast<char_int_type>(codepoint));
6789  }
6790  else if (codepoint <= 0x7FF)
6791  {
6792  // 2-byte characters: 110xxxxx 10xxxxxx
6793  add(static_cast<char_int_type>(0xC0u | (static_cast<unsigned int>(codepoint) >> 6u)));
6794  add(static_cast<char_int_type>(0x80u | (static_cast<unsigned int>(codepoint) & 0x3Fu)));
6795  }
6796  else if (codepoint <= 0xFFFF)
6797  {
6798  // 3-byte characters: 1110xxxx 10xxxxxx 10xxxxxx
6799  add(static_cast<char_int_type>(0xE0u | (static_cast<unsigned int>(codepoint) >> 12u)));
6800  add(static_cast<char_int_type>(0x80u | ((static_cast<unsigned int>(codepoint) >> 6u) & 0x3Fu)));
6801  add(static_cast<char_int_type>(0x80u | (static_cast<unsigned int>(codepoint) & 0x3Fu)));
6802  }
6803  else
6804  {
6805  // 4-byte characters: 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx
6806  add(static_cast<char_int_type>(0xF0u | (static_cast<unsigned int>(codepoint) >> 18u)));
6807  add(static_cast<char_int_type>(0x80u | ((static_cast<unsigned int>(codepoint) >> 12u) & 0x3Fu)));
6808  add(static_cast<char_int_type>(0x80u | ((static_cast<unsigned int>(codepoint) >> 6u) & 0x3Fu)));
6809  add(static_cast<char_int_type>(0x80u | (static_cast<unsigned int>(codepoint) & 0x3Fu)));
6810  }
6811 
6812  break;
6813  }
6814 
6815  // other characters after escape
6816  default:
6817  error_message = "invalid string: forbidden character after backslash";
6818  return token_type::parse_error;
6819  }
6820 
6821  break;
6822  }
6823 
6824  // invalid control characters
6825  case 0x00:
6826  {
6827  error_message = "invalid string: control character U+0000 (NUL) must be escaped to \\u0000";
6828  return token_type::parse_error;
6829  }
6830 
6831  case 0x01:
6832  {
6833  error_message = "invalid string: control character U+0001 (SOH) must be escaped to \\u0001";
6834  return token_type::parse_error;
6835  }
6836 
6837  case 0x02:
6838  {
6839  error_message = "invalid string: control character U+0002 (STX) must be escaped to \\u0002";
6840  return token_type::parse_error;
6841  }
6842 
6843  case 0x03:
6844  {
6845  error_message = "invalid string: control character U+0003 (ETX) must be escaped to \\u0003";
6846  return token_type::parse_error;
6847  }
6848 
6849  case 0x04:
6850  {
6851  error_message = "invalid string: control character U+0004 (EOT) must be escaped to \\u0004";
6852  return token_type::parse_error;
6853  }
6854 
6855  case 0x05:
6856  {
6857  error_message = "invalid string: control character U+0005 (ENQ) must be escaped to \\u0005";
6858  return token_type::parse_error;
6859  }
6860 
6861  case 0x06:
6862  {
6863  error_message = "invalid string: control character U+0006 (ACK) must be escaped to \\u0006";
6864  return token_type::parse_error;
6865  }
6866 
6867  case 0x07:
6868  {
6869  error_message = "invalid string: control character U+0007 (BEL) must be escaped to \\u0007";
6870  return token_type::parse_error;
6871  }
6872 
6873  case 0x08:
6874  {
6875  error_message = "invalid string: control character U+0008 (BS) must be escaped to \\u0008 or \\b";
6876  return token_type::parse_error;
6877  }
6878 
6879  case 0x09:
6880  {
6881  error_message = "invalid string: control character U+0009 (HT) must be escaped to \\u0009 or \\t";
6882  return token_type::parse_error;
6883  }
6884 
6885  case 0x0A:
6886  {
6887  error_message = "invalid string: control character U+000A (LF) must be escaped to \\u000A or \\n";
6888  return token_type::parse_error;
6889  }
6890 
6891  case 0x0B:
6892  {
6893  error_message = "invalid string: control character U+000B (VT) must be escaped to \\u000B";
6894  return token_type::parse_error;
6895  }
6896 
6897  case 0x0C:
6898  {
6899  error_message = "invalid string: control character U+000C (FF) must be escaped to \\u000C or \\f";
6900  return token_type::parse_error;
6901  }
6902 
6903  case 0x0D:
6904  {
6905  error_message = "invalid string: control character U+000D (CR) must be escaped to \\u000D or \\r";
6906  return token_type::parse_error;
6907  }
6908 
6909  case 0x0E:
6910  {
6911  error_message = "invalid string: control character U+000E (SO) must be escaped to \\u000E";
6912  return token_type::parse_error;
6913  }
6914 
6915  case 0x0F:
6916  {
6917  error_message = "invalid string: control character U+000F (SI) must be escaped to \\u000F";
6918  return token_type::parse_error;
6919  }
6920 
6921  case 0x10:
6922  {
6923  error_message = "invalid string: control character U+0010 (DLE) must be escaped to \\u0010";
6924  return token_type::parse_error;
6925  }
6926 
6927  case 0x11:
6928  {
6929  error_message = "invalid string: control character U+0011 (DC1) must be escaped to \\u0011";
6930  return token_type::parse_error;
6931  }
6932 
6933  case 0x12:
6934  {
6935  error_message = "invalid string: control character U+0012 (DC2) must be escaped to \\u0012";
6936  return token_type::parse_error;
6937  }
6938 
6939  case 0x13:
6940  {
6941  error_message = "invalid string: control character U+0013 (DC3) must be escaped to \\u0013";
6942  return token_type::parse_error;
6943  }
6944 
6945  case 0x14:
6946  {
6947  error_message = "invalid string: control character U+0014 (DC4) must be escaped to \\u0014";
6948  return token_type::parse_error;
6949  }
6950 
6951  case 0x15:
6952  {
6953  error_message = "invalid string: control character U+0015 (NAK) must be escaped to \\u0015";
6954  return token_type::parse_error;
6955  }
6956 
6957  case 0x16:
6958  {
6959  error_message = "invalid string: control character U+0016 (SYN) must be escaped to \\u0016";
6960  return token_type::parse_error;
6961  }
6962 
6963  case 0x17:
6964  {
6965  error_message = "invalid string: control character U+0017 (ETB) must be escaped to \\u0017";
6966  return token_type::parse_error;
6967  }
6968 
6969  case 0x18:
6970  {
6971  error_message = "invalid string: control character U+0018 (CAN) must be escaped to \\u0018";
6972  return token_type::parse_error;
6973  }
6974 
6975  case 0x19:
6976  {
6977  error_message = "invalid string: control character U+0019 (EM) must be escaped to \\u0019";
6978  return token_type::parse_error;
6979  }
6980 
6981  case 0x1A:
6982  {
6983  error_message = "invalid string: control character U+001A (SUB) must be escaped to \\u001A";
6984  return token_type::parse_error;
6985  }
6986 
6987  case 0x1B:
6988  {
6989  error_message = "invalid string: control character U+001B (ESC) must be escaped to \\u001B";
6990  return token_type::parse_error;
6991  }
6992 
6993  case 0x1C:
6994  {
6995  error_message = "invalid string: control character U+001C (FS) must be escaped to \\u001C";
6996  return token_type::parse_error;
6997  }
6998 
6999  case 0x1D:
7000  {
7001  error_message = "invalid string: control character U+001D (GS) must be escaped to \\u001D";
7002  return token_type::parse_error;
7003  }
7004 
7005  case 0x1E:
7006  {
7007  error_message = "invalid string: control character U+001E (RS) must be escaped to \\u001E";
7008  return token_type::parse_error;
7009  }
7010 
7011  case 0x1F:
7012  {
7013  error_message = "invalid string: control character U+001F (US) must be escaped to \\u001F";
7014  return token_type::parse_error;
7015  }
7016 
7017  // U+0020..U+007F (except U+0022 (quote) and U+005C (backspace))
7018  case 0x20:
7019  case 0x21:
7020  case 0x23:
7021  case 0x24:
7022  case 0x25:
7023  case 0x26:
7024  case 0x27:
7025  case 0x28:
7026  case 0x29:
7027  case 0x2A:
7028  case 0x2B:
7029  case 0x2C:
7030  case 0x2D:
7031  case 0x2E:
7032  case 0x2F:
7033  case 0x30:
7034  case 0x31:
7035  case 0x32:
7036  case 0x33:
7037  case 0x34:
7038  case 0x35:
7039  case 0x36:
7040  case 0x37:
7041  case 0x38:
7042  case 0x39:
7043  case 0x3A:
7044  case 0x3B:
7045  case 0x3C:
7046  case 0x3D:
7047  case 0x3E:
7048  case 0x3F:
7049  case 0x40:
7050  case 0x41:
7051  case 0x42:
7052  case 0x43:
7053  case 0x44:
7054  case 0x45:
7055  case 0x46:
7056  case 0x47:
7057  case 0x48:
7058  case 0x49:
7059  case 0x4A:
7060  case 0x4B:
7061  case 0x4C:
7062  case 0x4D:
7063  case 0x4E:
7064  case 0x4F:
7065  case 0x50:
7066  case 0x51:
7067  case 0x52:
7068  case 0x53:
7069  case 0x54:
7070  case 0x55:
7071  case 0x56:
7072  case 0x57:
7073  case 0x58:
7074  case 0x59:
7075  case 0x5A:
7076  case 0x5B:
7077  case 0x5D:
7078  case 0x5E:
7079  case 0x5F:
7080  case 0x60:
7081  case 0x61:
7082  case 0x62:
7083  case 0x63:
7084  case 0x64:
7085  case 0x65:
7086  case 0x66:
7087  case 0x67:
7088  case 0x68:
7089  case 0x69:
7090  case 0x6A:
7091  case 0x6B:
7092  case 0x6C:
7093  case 0x6D:
7094  case 0x6E:
7095  case 0x6F:
7096  case 0x70:
7097  case 0x71:
7098  case 0x72:
7099  case 0x73:
7100  case 0x74:
7101  case 0x75:
7102  case 0x76:
7103  case 0x77:
7104  case 0x78:
7105  case 0x79:
7106  case 0x7A:
7107  case 0x7B:
7108  case 0x7C:
7109  case 0x7D:
7110  case 0x7E:
7111  case 0x7F:
7112  {
7113  add(current);
7114  break;
7115  }
7116 
7117  // U+0080..U+07FF: bytes C2..DF 80..BF
7118  case 0xC2:
7119  case 0xC3:
7120  case 0xC4:
7121  case 0xC5:
7122  case 0xC6:
7123  case 0xC7:
7124  case 0xC8:
7125  case 0xC9:
7126  case 0xCA:
7127  case 0xCB:
7128  case 0xCC:
7129  case 0xCD:
7130  case 0xCE:
7131  case 0xCF:
7132  case 0xD0:
7133  case 0xD1:
7134  case 0xD2:
7135  case 0xD3:
7136  case 0xD4:
7137  case 0xD5:
7138  case 0xD6:
7139  case 0xD7:
7140  case 0xD8:
7141  case 0xD9:
7142  case 0xDA:
7143  case 0xDB:
7144  case 0xDC:
7145  case 0xDD:
7146  case 0xDE:
7147  case 0xDF:
7148  {
7149  if (JSON_HEDLEY_UNLIKELY(!next_byte_in_range({0x80, 0xBF})))
7150  {
7151  return token_type::parse_error;
7152  }
7153  break;
7154  }
7155 
7156  // U+0800..U+0FFF: bytes E0 A0..BF 80..BF
7157  case 0xE0:
7158  {
7159  if (JSON_HEDLEY_UNLIKELY(!(next_byte_in_range({0xA0, 0xBF, 0x80, 0xBF}))))
7160  {
7161  return token_type::parse_error;
7162  }
7163  break;
7164  }
7165 
7166  // U+1000..U+CFFF: bytes E1..EC 80..BF 80..BF
7167  // U+E000..U+FFFF: bytes EE..EF 80..BF 80..BF
7168  case 0xE1:
7169  case 0xE2:
7170  case 0xE3:
7171  case 0xE4:
7172  case 0xE5:
7173  case 0xE6:
7174  case 0xE7:
7175  case 0xE8:
7176  case 0xE9:
7177  case 0xEA:
7178  case 0xEB:
7179  case 0xEC:
7180  case 0xEE:
7181  case 0xEF:
7182  {
7183  if (JSON_HEDLEY_UNLIKELY(!(next_byte_in_range({0x80, 0xBF, 0x80, 0xBF}))))
7184  {
7185  return token_type::parse_error;
7186  }
7187  break;
7188  }
7189 
7190  // U+D000..U+D7FF: bytes ED 80..9F 80..BF
7191  case 0xED:
7192  {
7193  if (JSON_HEDLEY_UNLIKELY(!(next_byte_in_range({0x80, 0x9F, 0x80, 0xBF}))))
7194  {
7195  return token_type::parse_error;
7196  }
7197  break;
7198  }
7199 
7200  // U+10000..U+3FFFF F0 90..BF 80..BF 80..BF
7201  case 0xF0:
7202  {
7203  if (JSON_HEDLEY_UNLIKELY(!(next_byte_in_range({0x90, 0xBF, 0x80, 0xBF, 0x80, 0xBF}))))
7204  {
7205  return token_type::parse_error;
7206  }
7207  break;
7208  }
7209 
7210  // U+40000..U+FFFFF F1..F3 80..BF 80..BF 80..BF
7211  case 0xF1:
7212  case 0xF2:
7213  case 0xF3:
7214  {
7215  if (JSON_HEDLEY_UNLIKELY(!(next_byte_in_range({0x80, 0xBF, 0x80, 0xBF, 0x80, 0xBF}))))
7216  {
7217  return token_type::parse_error;
7218  }
7219  break;
7220  }
7221 
7222  // U+100000..U+10FFFF F4 80..8F 80..BF 80..BF
7223  case 0xF4:
7224  {
7225  if (JSON_HEDLEY_UNLIKELY(!(next_byte_in_range({0x80, 0x8F, 0x80, 0xBF, 0x80, 0xBF}))))
7226  {
7227  return token_type::parse_error;
7228  }
7229  break;
7230  }
7231 
7232  // remaining bytes (80..C1 and F5..FF) are ill-formed
7233  default:
7234  {
7235  error_message = "invalid string: ill-formed UTF-8 byte";
7236  return token_type::parse_error;
7237  }
7238  }
7239  }
7240  }
7241 
7246  bool scan_comment()
7247  {
7248  switch (get())
7249  {
7250  // single-line comments skip input until a newline or EOF is read
7251  case '/':
7252  {
7253  while (true)
7254  {
7255  switch (get())
7256  {
7257  case '\n':
7258  case '\r':
7259  case std::char_traits<char_type>::eof():
7260  case '\0':
7261  return true;
7262 
7263  default:
7264  break;
7265  }
7266  }
7267  }
7268 
7269  // multi-line comments skip input until */ is read
7270  case '*':
7271  {
7272  while (true)
7273  {
7274  switch (get())
7275  {
7276  case std::char_traits<char_type>::eof():
7277  case '\0':
7278  {
7279  error_message = "invalid comment; missing closing '*/'";
7280  return false;
7281  }
7282 
7283  case '*':
7284  {
7285  switch (get())
7286  {
7287  case '/':
7288  return true;
7289 
7290  default:
7291  {
7292  unget();
7293  continue;
7294  }
7295  }
7296  }
7297 
7298  default:
7299  continue;
7300  }
7301  }
7302  }
7303 
7304  // unexpected character after reading '/'
7305  default:
7306  {
7307  error_message = "invalid comment; expecting '/' or '*' after '/'";
7308  return false;
7309  }
7310  }
7311  }
7312 
7313  JSON_HEDLEY_NON_NULL(2)
7314  static void strtof(float& f, const char* str, char** endptr) noexcept
7315  {
7316  f = std::strtof(str, endptr);
7317  }
7318 
7319  JSON_HEDLEY_NON_NULL(2)
7320  static void strtof(double& f, const char* str, char** endptr) noexcept
7321  {
7322  f = std::strtod(str, endptr);
7323  }
7324 
7325  JSON_HEDLEY_NON_NULL(2)
7326  static void strtof(long double& f, const char* str, char** endptr) noexcept
7327  {
7328  f = std::strtold(str, endptr);
7329  }
7330 
7371  token_type scan_number() // lgtm [cpp/use-of-goto]
7372  {
7373  // reset token_buffer to store the number's bytes
7374  reset();
7375 
7376  // the type of the parsed number; initially set to unsigned; will be
7377  // changed if minus sign, decimal point or exponent is read
7378  token_type number_type = token_type::value_unsigned;
7379 
7380  // state (init): we just found out we need to scan a number
7381  switch (current)
7382  {
7383  case '-':
7384  {
7385  add(current);
7386  goto scan_number_minus;
7387  }
7388 
7389  case '0':
7390  {
7391  add(current);
7392  goto scan_number_zero;
7393  }
7394 
7395  case '1':
7396  case '2':
7397  case '3':
7398  case '4':
7399  case '5':
7400  case '6':
7401  case '7':
7402  case '8':
7403  case '9':
7404  {
7405  add(current);
7406  goto scan_number_any1;
7407  }
7408 
7409  // all other characters are rejected outside scan_number()
7410  default: // LCOV_EXCL_LINE
7411  JSON_ASSERT(false); // NOLINT(cert-dcl03-c,hicpp-static-assert,misc-static-assert) LCOV_EXCL_LINE
7412  }
7413 
7414 scan_number_minus:
7415  // state: we just parsed a leading minus sign
7416  number_type = token_type::value_integer;
7417  switch (get())
7418  {
7419  case '0':
7420  {
7421  add(current);
7422  goto scan_number_zero;
7423  }
7424 
7425  case '1':
7426  case '2':
7427  case '3':
7428  case '4':
7429  case '5':
7430  case '6':
7431  case '7':
7432  case '8':
7433  case '9':
7434  {
7435  add(current);
7436  goto scan_number_any1;
7437  }
7438 
7439  default:
7440  {
7441  error_message = "invalid number; expected digit after '-'";
7442  return token_type::parse_error;
7443  }
7444  }
7445 
7446 scan_number_zero:
7447  // state: we just parse a zero (maybe with a leading minus sign)
7448  switch (get())
7449  {
7450  case '.':
7451  {
7452  add(decimal_point_char);
7453  goto scan_number_decimal1;
7454  }
7455 
7456  case 'e':
7457  case 'E':
7458  {
7459  add(current);
7460  goto scan_number_exponent;
7461  }
7462 
7463  default:
7464  goto scan_number_done;
7465  }
7466 
7467 scan_number_any1:
7468  // state: we just parsed a number 0-9 (maybe with a leading minus sign)
7469  switch (get())
7470  {
7471  case '0':
7472  case '1':
7473  case '2':
7474  case '3':
7475  case '4':
7476  case '5':
7477  case '6':
7478  case '7':
7479  case '8':
7480  case '9':
7481  {
7482  add(current);
7483  goto scan_number_any1;
7484  }
7485 
7486  case '.':
7487  {
7488  add(decimal_point_char);
7489  goto scan_number_decimal1;
7490  }
7491 
7492  case 'e':
7493  case 'E':
7494  {
7495  add(current);
7496  goto scan_number_exponent;
7497  }
7498 
7499  default:
7500  goto scan_number_done;
7501  }
7502 
7503 scan_number_decimal1:
7504  // state: we just parsed a decimal point
7505  number_type = token_type::value_float;
7506  switch (get())
7507  {
7508  case '0':
7509  case '1':
7510  case '2':
7511  case '3':
7512  case '4':
7513  case '5':
7514  case '6':
7515  case '7':
7516  case '8':
7517  case '9':
7518  {
7519  add(current);
7520  goto scan_number_decimal2;
7521  }
7522 
7523  default:
7524  {
7525  error_message = "invalid number; expected digit after '.'";
7526  return token_type::parse_error;
7527  }
7528  }
7529 
7530 scan_number_decimal2:
7531  // we just parsed at least one number after a decimal point
7532  switch (get())
7533  {
7534  case '0':
7535  case '1':
7536  case '2':
7537  case '3':
7538  case '4':
7539  case '5':
7540  case '6':
7541  case '7':
7542  case '8':
7543  case '9':
7544  {
7545  add(current);
7546  goto scan_number_decimal2;
7547  }
7548 
7549  case 'e':
7550  case 'E':
7551  {
7552  add(current);
7553  goto scan_number_exponent;
7554  }
7555 
7556  default:
7557  goto scan_number_done;
7558  }
7559 
7560 scan_number_exponent:
7561  // we just parsed an exponent
7562  number_type = token_type::value_float;
7563  switch (get())
7564  {
7565  case '+':
7566  case '-':
7567  {
7568  add(current);
7569  goto scan_number_sign;
7570  }
7571 
7572  case '0':
7573  case '1':
7574  case '2':
7575  case '3':
7576  case '4':
7577  case '5':
7578  case '6':
7579  case '7':
7580  case '8':
7581  case '9':
7582  {
7583  add(current);
7584  goto scan_number_any2;
7585  }
7586 
7587  default:
7588  {
7589  error_message =
7590  "invalid number; expected '+', '-', or digit after exponent";
7591  return token_type::parse_error;
7592  }
7593  }
7594 
7595 scan_number_sign:
7596  // we just parsed an exponent sign
7597  switch (get())
7598  {
7599  case '0':
7600  case '1':
7601  case '2':
7602  case '3':
7603  case '4':
7604  case '5':
7605  case '6':
7606  case '7':
7607  case '8':
7608  case '9':
7609  {
7610  add(current);
7611  goto scan_number_any2;
7612  }
7613 
7614  default:
7615  {
7616  error_message = "invalid number; expected digit after exponent sign";
7617  return token_type::parse_error;
7618  }
7619  }
7620 
7621 scan_number_any2:
7622  // we just parsed a number after the exponent or exponent sign
7623  switch (get())
7624  {
7625  case '0':
7626  case '1':
7627  case '2':
7628  case '3':
7629  case '4':
7630  case '5':
7631  case '6':
7632  case '7':
7633  case '8':
7634  case '9':
7635  {
7636  add(current);
7637  goto scan_number_any2;
7638  }
7639 
7640  default:
7641  goto scan_number_done;
7642  }
7643 
7644 scan_number_done:
7645  // unget the character after the number (we only read it to know that
7646  // we are done scanning a number)
7647  unget();
7648 
7649  char* endptr = nullptr; // NOLINT(cppcoreguidelines-pro-type-vararg,hicpp-vararg)
7650  errno = 0;
7651 
7652  // try to parse integers first and fall back to floats
7653  if (number_type == token_type::value_unsigned)
7654  {
7655  const auto x = std::strtoull(token_buffer.data(), &endptr, 10);
7656 
7657  // we checked the number format before
7658  JSON_ASSERT(endptr == token_buffer.data() + token_buffer.size());
7659 
7660  if (errno == 0)
7661  {
7662  value_unsigned = static_cast<number_unsigned_t>(x);
7663  if (value_unsigned == x)
7664  {
7665  return token_type::value_unsigned;
7666  }
7667  }
7668  }
7669  else if (number_type == token_type::value_integer)
7670  {
7671  const auto x = std::strtoll(token_buffer.data(), &endptr, 10);
7672 
7673  // we checked the number format before
7674  JSON_ASSERT(endptr == token_buffer.data() + token_buffer.size());
7675 
7676  if (errno == 0)
7677  {
7678  value_integer = static_cast<number_integer_t>(x);
7679  if (value_integer == x)
7680  {
7681  return token_type::value_integer;
7682  }
7683  }
7684  }
7685 
7686  // this code is reached if we parse a floating-point number or if an
7687  // integer conversion above failed
7688  strtof(value_float, token_buffer.data(), &endptr);
7689 
7690  // we checked the number format before
7691  JSON_ASSERT(endptr == token_buffer.data() + token_buffer.size());
7692 
7693  return token_type::value_float;
7694  }
7695 
7701  JSON_HEDLEY_NON_NULL(2)
7702  token_type scan_literal(const char_type* literal_text, const std::size_t length,
7703  token_type return_type)
7704  {
7705  JSON_ASSERT(std::char_traits<char_type>::to_char_type(current) == literal_text[0]);
7706  for (std::size_t i = 1; i < length; ++i)
7707  {
7708  if (JSON_HEDLEY_UNLIKELY(std::char_traits<char_type>::to_char_type(get()) != literal_text[i]))
7709  {
7710  error_message = "invalid literal";
7711  return token_type::parse_error;
7712  }
7713  }
7714  return return_type;
7715  }
7716 
7718  // input management
7720 
7722  void reset() noexcept
7723  {
7724  token_buffer.clear();
7725  token_string.clear();
7726  token_string.push_back(std::char_traits<char_type>::to_char_type(current));
7727  }
7728 
7729  /*
7730  @brief get next character from the input
7731 
7732  This function provides the interface to the used input adapter. It does
7733  not throw in case the input reached EOF, but returns a
7734  `std::char_traits<char>::eof()` in that case. Stores the scanned characters
7735  for use in error messages.
7736 
7737  @return character read from the input
7738  */
7739  char_int_type get()
7740  {
7741  ++position.chars_read_total;
7742  ++position.chars_read_current_line;
7743 
7744  if (next_unget)
7745  {
7746  // just reset the next_unget variable and work with current
7747  next_unget = false;
7748  }
7749  else
7750  {
7751  current = ia.get_character();
7752  }
7753 
7754  if (JSON_HEDLEY_LIKELY(current != std::char_traits<char_type>::eof()))
7755  {
7756  token_string.push_back(std::char_traits<char_type>::to_char_type(current));
7757  }
7758 
7759  if (current == '\n')
7760  {
7761  ++position.lines_read;
7762  position.chars_read_current_line = 0;
7763  }
7764 
7765  return current;
7766  }
7767 
7776  void unget()
7777  {
7778  next_unget = true;
7779 
7780  --position.chars_read_total;
7781 
7782  // in case we "unget" a newline, we have to also decrement the lines_read
7783  if (position.chars_read_current_line == 0)
7784  {
7785  if (position.lines_read > 0)
7786  {
7787  --position.lines_read;
7788  }
7789  }
7790  else
7791  {
7792  --position.chars_read_current_line;
7793  }
7794 
7795  if (JSON_HEDLEY_LIKELY(current != std::char_traits<char_type>::eof()))
7796  {
7797  JSON_ASSERT(!token_string.empty());
7798  token_string.pop_back();
7799  }
7800  }
7801 
7803  void add(char_int_type c)
7804  {
7805  token_buffer.push_back(static_cast<typename string_t::value_type>(c));
7806  }
7807 
7808  public:
7810  // value getters
7812 
7814  constexpr number_integer_t get_number_integer() const noexcept
7815  {
7816  return value_integer;
7817  }
7818 
7820  constexpr number_unsigned_t get_number_unsigned() const noexcept
7821  {
7822  return value_unsigned;
7823  }
7824 
7826  constexpr number_float_t get_number_float() const noexcept
7827  {
7828  return value_float;
7829  }
7830 
7832  string_t& get_string()
7833  {
7834  return token_buffer;
7835  }
7836 
7838  // diagnostics
7840 
7842  constexpr position_t get_position() const noexcept
7843  {
7844  return position;
7845  }
7846 
7850  std::string get_token_string() const
7851  {
7852  // escape control characters
7853  std::string result;
7854  for (const auto c : token_string)
7855  {
7856  if (static_cast<unsigned char>(c) <= '\x1F')
7857  {
7858  // escape control characters
7859  std::array<char, 9> cs{{}};
7860  static_cast<void>((std::snprintf)(cs.data(), cs.size(), "<U+%.4X>", static_cast<unsigned char>(c))); // NOLINT(cppcoreguidelines-pro-type-vararg,hicpp-vararg)
7861  result += cs.data();
7862  }
7863  else
7864  {
7865  // add character as is
7866  result.push_back(static_cast<std::string::value_type>(c));
7867  }
7868  }
7869 
7870  return result;
7871  }
7872 
7874  JSON_HEDLEY_RETURNS_NON_NULL
7875  constexpr const char* get_error_message() const noexcept
7876  {
7877  return error_message;
7878  }
7879 
7881  // actual scanner
7883 
7888  bool skip_bom()
7889  {
7890  if (get() == 0xEF)
7891  {
7892  // check if we completely parse the BOM
7893  return get() == 0xBB && get() == 0xBF;
7894  }
7895 
7896  // the first character is not the beginning of the BOM; unget it to
7897  // process is later
7898  unget();
7899  return true;
7900  }
7901 
7902  void skip_whitespace()
7903  {
7904  do
7905  {
7906  get();
7907  }
7908  while (current == ' ' || current == '\t' || current == '\n' || current == '\r');
7909  }
7910 
7911  token_type scan()
7912  {
7913  // initially, skip the BOM
7914  if (position.chars_read_total == 0 && !skip_bom())
7915  {
7916  error_message = "invalid BOM; must be 0xEF 0xBB 0xBF if given";
7917  return token_type::parse_error;
7918  }
7919 
7920  // read next character and ignore whitespace
7921  skip_whitespace();
7922 
7923  // ignore comments
7924  while (ignore_comments && current == '/')
7925  {
7926  if (!scan_comment())
7927  {
7928  return token_type::parse_error;
7929  }
7930 
7931  // skip following whitespace
7932  skip_whitespace();
7933  }
7934 
7935  switch (current)
7936  {
7937  // structural characters
7938  case '[':
7939  return token_type::begin_array;
7940  case ']':
7941  return token_type::end_array;
7942  case '{':
7943  return token_type::begin_object;
7944  case '}':
7945  return token_type::end_object;
7946  case ':':
7947  return token_type::name_separator;
7948  case ',':
7949  return token_type::value_separator;
7950 
7951  // literals
7952  case 't':
7953  {
7954  std::array<char_type, 4> true_literal = {{static_cast<char_type>('t'), static_cast<char_type>('r'), static_cast<char_type>('u'), static_cast<char_type>('e')}};
7955  return scan_literal(true_literal.data(), true_literal.size(), token_type::literal_true);
7956  }
7957  case 'f':
7958  {
7959  std::array<char_type, 5> false_literal = {{static_cast<char_type>('f'), static_cast<char_type>('a'), static_cast<char_type>('l'), static_cast<char_type>('s'), static_cast<char_type>('e')}};
7960  return scan_literal(false_literal.data(), false_literal.size(), token_type::literal_false);
7961  }
7962  case 'n':
7963  {
7964  std::array<char_type, 4> null_literal = {{static_cast<char_type>('n'), static_cast<char_type>('u'), static_cast<char_type>('l'), static_cast<char_type>('l')}};
7965  return scan_literal(null_literal.data(), null_literal.size(), token_type::literal_null);
7966  }
7967 
7968  // string
7969  case '\"':
7970  return scan_string();
7971 
7972  // number
7973  case '-':
7974  case '0':
7975  case '1':
7976  case '2':
7977  case '3':
7978  case '4':
7979  case '5':
7980  case '6':
7981  case '7':
7982  case '8':
7983  case '9':
7984  return scan_number();
7985 
7986  // end of input (the null byte is needed when parsing from
7987  // string literals)
7988  case '\0':
7989  case std::char_traits<char_type>::eof():
7990  return token_type::end_of_input;
7991 
7992  // error
7993  default:
7994  error_message = "invalid literal";
7995  return token_type::parse_error;
7996  }
7997  }
7998 
7999  private:
8001  InputAdapterType ia;
8002 
8004  const bool ignore_comments = false;
8005 
8007  char_int_type current = std::char_traits<char_type>::eof();
8008 
8010  bool next_unget = false;
8011 
8013  position_t position {};
8014 
8016  std::vector<char_type> token_string {};
8017 
8019  string_t token_buffer {};
8020 
8022  const char* error_message = "";
8023 
8024  // number values
8025  number_integer_t value_integer = 0;
8026  number_unsigned_t value_unsigned = 0;
8027  number_float_t value_float = 0;
8028 
8030  const char_int_type decimal_point_char = '.';
8031 };
8032 } // namespace detail
8033 } // namespace nlohmann
8034 
8035 // #include <nlohmann/detail/macro_scope.hpp>
8036 
8037 // #include <nlohmann/detail/meta/is_sax.hpp>
8038 
8039 
8040 #include <cstdint> // size_t
8041 #include <utility> // declval
8042 #include <string> // string
8043 
8044 // #include <nlohmann/detail/meta/detected.hpp>
8045 
8046 // #include <nlohmann/detail/meta/type_traits.hpp>
8047 
8048 
8049 namespace nlohmann
8050 {
8051 namespace detail
8052 {
8053 template<typename T>
8054 using null_function_t = decltype(std::declval<T&>().null());
8055 
8056 template<typename T>
8057 using boolean_function_t =
8058  decltype(std::declval<T&>().boolean(std::declval<bool>()));
8059 
8060 template<typename T, typename Integer>
8061 using number_integer_function_t =
8062  decltype(std::declval<T&>().number_integer(std::declval<Integer>()));
8063 
8064 template<typename T, typename Unsigned>
8065 using number_unsigned_function_t =
8066  decltype(std::declval<T&>().number_unsigned(std::declval<Unsigned>()));
8067 
8068 template<typename T, typename Float, typename String>
8069 using number_float_function_t = decltype(std::declval<T&>().number_float(
8070  std::declval<Float>(), std::declval<const String&>()));
8071 
8072 template<typename T, typename String>
8073 using string_function_t =
8074  decltype(std::declval<T&>().string(std::declval<String&>()));
8075 
8076 template<typename T, typename Binary>
8077 using binary_function_t =
8078  decltype(std::declval<T&>().binary(std::declval<Binary&>()));
8079 
8080 template<typename T>
8081 using start_object_function_t =
8082  decltype(std::declval<T&>().start_object(std::declval<std::size_t>()));
8083 
8084 template<typename T, typename String>
8085 using key_function_t =
8086  decltype(std::declval<T&>().key(std::declval<String&>()));
8087 
8088 template<typename T>
8089 using end_object_function_t = decltype(std::declval<T&>().end_object());
8090 
8091 template<typename T>
8092 using start_array_function_t =
8093  decltype(std::declval<T&>().start_array(std::declval<std::size_t>()));
8094 
8095 template<typename T>
8096 using end_array_function_t = decltype(std::declval<T&>().end_array());
8097 
8098 template<typename T, typename Exception>
8099 using parse_error_function_t = decltype(std::declval<T&>().parse_error(
8100  std::declval<std::size_t>(), std::declval<const std::string&>(),
8101  std::declval<const Exception&>()));
8102 
8103 template<typename SAX, typename BasicJsonType>
8104 struct is_sax
8105 {
8106  private:
8107  static_assert(is_basic_json<BasicJsonType>::value,
8108  "BasicJsonType must be of type basic_json<...>");
8109 
8110  using number_integer_t = typename BasicJsonType::number_integer_t;
8111  using number_unsigned_t = typename BasicJsonType::number_unsigned_t;
8112  using number_float_t = typename BasicJsonType::number_float_t;
8113  using string_t = typename BasicJsonType::string_t;
8114  using binary_t = typename BasicJsonType::binary_t;
8115  using exception_t = typename BasicJsonType::exception;
8116 
8117  public:
8118  static constexpr bool value =
8119  is_detected_exact<bool, null_function_t, SAX>::value &&
8120  is_detected_exact<bool, boolean_function_t, SAX>::value &&
8121  is_detected_exact<bool, number_integer_function_t, SAX, number_integer_t>::value &&
8122  is_detected_exact<bool, number_unsigned_function_t, SAX, number_unsigned_t>::value &&
8123  is_detected_exact<bool, number_float_function_t, SAX, number_float_t, string_t>::value &&
8124  is_detected_exact<bool, string_function_t, SAX, string_t>::value &&
8125  is_detected_exact<bool, binary_function_t, SAX, binary_t>::value &&
8126  is_detected_exact<bool, start_object_function_t, SAX>::value &&
8127  is_detected_exact<bool, key_function_t, SAX, string_t>::value &&
8128  is_detected_exact<bool, end_object_function_t, SAX>::value &&
8129  is_detected_exact<bool, start_array_function_t, SAX>::value &&
8130  is_detected_exact<bool, end_array_function_t, SAX>::value &&
8131  is_detected_exact<bool, parse_error_function_t, SAX, exception_t>::value;
8132 };
8133 
8134 template<typename SAX, typename BasicJsonType>
8135 struct is_sax_static_asserts
8136 {
8137  private:
8138  static_assert(is_basic_json<BasicJsonType>::value,
8139  "BasicJsonType must be of type basic_json<...>");
8140 
8141  using number_integer_t = typename BasicJsonType::number_integer_t;
8142  using number_unsigned_t = typename BasicJsonType::number_unsigned_t;
8143  using number_float_t = typename BasicJsonType::number_float_t;
8144  using string_t = typename BasicJsonType::string_t;
8145  using binary_t = typename BasicJsonType::binary_t;
8146  using exception_t = typename BasicJsonType::exception;
8147 
8148  public:
8149  static_assert(is_detected_exact<bool, null_function_t, SAX>::value,
8150  "Missing/invalid function: bool null()");
8151  static_assert(is_detected_exact<bool, boolean_function_t, SAX>::value,
8152  "Missing/invalid function: bool boolean(bool)");
8153  static_assert(is_detected_exact<bool, boolean_function_t, SAX>::value,
8154  "Missing/invalid function: bool boolean(bool)");
8155  static_assert(
8156  is_detected_exact<bool, number_integer_function_t, SAX,
8157  number_integer_t>::value,
8158  "Missing/invalid function: bool number_integer(number_integer_t)");
8159  static_assert(
8160  is_detected_exact<bool, number_unsigned_function_t, SAX,
8161  number_unsigned_t>::value,
8162  "Missing/invalid function: bool number_unsigned(number_unsigned_t)");
8163  static_assert(is_detected_exact<bool, number_float_function_t, SAX,
8164  number_float_t, string_t>::value,
8165  "Missing/invalid function: bool number_float(number_float_t, const string_t&)");
8166  static_assert(
8167  is_detected_exact<bool, string_function_t, SAX, string_t>::value,
8168  "Missing/invalid function: bool string(string_t&)");
8169  static_assert(
8170  is_detected_exact<bool, binary_function_t, SAX, binary_t>::value,
8171  "Missing/invalid function: bool binary(binary_t&)");
8172  static_assert(is_detected_exact<bool, start_object_function_t, SAX>::value,
8173  "Missing/invalid function: bool start_object(std::size_t)");
8174  static_assert(is_detected_exact<bool, key_function_t, SAX, string_t>::value,
8175  "Missing/invalid function: bool key(string_t&)");
8176  static_assert(is_detected_exact<bool, end_object_function_t, SAX>::value,
8177  "Missing/invalid function: bool end_object()");
8178  static_assert(is_detected_exact<bool, start_array_function_t, SAX>::value,
8179  "Missing/invalid function: bool start_array(std::size_t)");
8180  static_assert(is_detected_exact<bool, end_array_function_t, SAX>::value,
8181  "Missing/invalid function: bool end_array()");
8182  static_assert(
8183  is_detected_exact<bool, parse_error_function_t, SAX, exception_t>::value,
8184  "Missing/invalid function: bool parse_error(std::size_t, const "
8185  "std::string&, const exception&)");
8186 };
8187 } // namespace detail
8188 } // namespace nlohmann
8189 
8190 // #include <nlohmann/detail/meta/type_traits.hpp>
8191 
8192 // #include <nlohmann/detail/value_t.hpp>
8193 
8194 
8195 namespace nlohmann
8196 {
8197 namespace detail
8198 {
8199 
8201 enum class cbor_tag_handler_t
8202 {
8203  error,
8204  ignore,
8205  store
8206 };
8207 
8215 static inline bool little_endianness(int num = 1) noexcept
8216 {
8217  return *reinterpret_cast<char*>(&num) == 1;
8218 }
8219 
8220 
8222 // binary reader //
8224 
8228 template<typename BasicJsonType, typename InputAdapterType, typename SAX = json_sax_dom_parser<BasicJsonType>>
8229 class binary_reader
8230 {
8231  using number_integer_t = typename BasicJsonType::number_integer_t;
8232  using number_unsigned_t = typename BasicJsonType::number_unsigned_t;
8233  using number_float_t = typename BasicJsonType::number_float_t;
8234  using string_t = typename BasicJsonType::string_t;
8235  using binary_t = typename BasicJsonType::binary_t;
8236  using json_sax_t = SAX;
8237  using char_type = typename InputAdapterType::char_type;
8238  using char_int_type = typename std::char_traits<char_type>::int_type;
8239 
8240  public:
8246  explicit binary_reader(InputAdapterType&& adapter) noexcept : ia(std::move(adapter))
8247  {
8248  (void)detail::is_sax_static_asserts<SAX, BasicJsonType> {};
8249  }
8250 
8251  // make class move-only
8252  binary_reader(const binary_reader&) = delete;
8253  binary_reader(binary_reader&&) = default; // NOLINT(hicpp-noexcept-move,performance-noexcept-move-constructor)
8254  binary_reader& operator=(const binary_reader&) = delete;
8255  binary_reader& operator=(binary_reader&&) = default; // NOLINT(hicpp-noexcept-move,performance-noexcept-move-constructor)
8256  ~binary_reader() = default;
8257 
8266  JSON_HEDLEY_NON_NULL(3)
8267  bool sax_parse(const input_format_t format,
8268  json_sax_t* sax_,
8269  const bool strict = true,
8270  const cbor_tag_handler_t tag_handler = cbor_tag_handler_t::error)
8271  {
8272  sax = sax_;
8273  bool result = false;
8274 
8275  switch (format)
8276  {
8277  case input_format_t::bson:
8278  result = parse_bson_internal();
8279  break;
8280 
8281  case input_format_t::cbor:
8282  result = parse_cbor_internal(true, tag_handler);
8283  break;
8284 
8285  case input_format_t::msgpack:
8286  result = parse_msgpack_internal();
8287  break;
8288 
8289  case input_format_t::ubjson:
8290  result = parse_ubjson_internal();
8291  break;
8292 
8293  case input_format_t::json: // LCOV_EXCL_LINE
8294  default: // LCOV_EXCL_LINE
8295  JSON_ASSERT(false); // NOLINT(cert-dcl03-c,hicpp-static-assert,misc-static-assert) LCOV_EXCL_LINE
8296  }
8297 
8298  // strict mode: next byte must be EOF
8299  if (result && strict)
8300  {
8301  if (format == input_format_t::ubjson)
8302  {
8303  get_ignore_noop();
8304  }
8305  else
8306  {
8307  get();
8308  }
8309 
8310  if (JSON_HEDLEY_UNLIKELY(current != std::char_traits<char_type>::eof()))
8311  {
8312  return sax->parse_error(chars_read, get_token_string(),
8313  parse_error::create(110, chars_read, exception_message(format, "expected end of input; last byte: 0x" + get_token_string(), "value"), BasicJsonType()));
8314  }
8315  }
8316 
8317  return result;
8318  }
8319 
8320  private:
8322  // BSON //
8324 
8329  bool parse_bson_internal()
8330  {
8331  std::int32_t document_size{};
8332  get_number<std::int32_t, true>(input_format_t::bson, document_size);
8333 
8334  if (JSON_HEDLEY_UNLIKELY(!sax->start_object(static_cast<std::size_t>(-1))))
8335  {
8336  return false;
8337  }
8338 
8339  if (JSON_HEDLEY_UNLIKELY(!parse_bson_element_list(/*is_array*/false)))
8340  {
8341  return false;
8342  }
8343 
8344  return sax->end_object();
8345  }
8346 
8354  bool get_bson_cstr(string_t& result)
8355  {
8356  auto out = std::back_inserter(result);
8357  while (true)
8358  {
8359  get();
8360  if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::bson, "cstring")))
8361  {
8362  return false;
8363  }
8364  if (current == 0x00)
8365  {
8366  return true;
8367  }
8368  *out++ = static_cast<typename string_t::value_type>(current);
8369  }
8370  }
8371 
8383  template<typename NumberType>
8384  bool get_bson_string(const NumberType len, string_t& result)
8385  {
8386  if (JSON_HEDLEY_UNLIKELY(len < 1))
8387  {
8388  auto last_token = get_token_string();
8389  return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::bson, "string length must be at least 1, is " + std::to_string(len), "string"), BasicJsonType()));
8390  }
8391 
8392  return get_string(input_format_t::bson, len - static_cast<NumberType>(1), result) && get() != std::char_traits<char_type>::eof();
8393  }
8394 
8404  template<typename NumberType>
8405  bool get_bson_binary(const NumberType len, binary_t& result)
8406  {
8407  if (JSON_HEDLEY_UNLIKELY(len < 0))
8408  {
8409  auto last_token = get_token_string();
8410  return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::bson, "byte array length cannot be negative, is " + std::to_string(len), "binary"), BasicJsonType()));
8411  }
8412 
8413  // All BSON binary values have a subtype
8414  std::uint8_t subtype{};
8415  get_number<std::uint8_t>(input_format_t::bson, subtype);
8416  result.set_subtype(subtype);
8417 
8418  return get_binary(input_format_t::bson, len, result);
8419  }
8420 
8431  bool parse_bson_element_internal(const char_int_type element_type,
8432  const std::size_t element_type_parse_position)
8433  {
8434  switch (element_type)
8435  {
8436  case 0x01: // double
8437  {
8438  double number{};
8439  return get_number<double, true>(input_format_t::bson, number) && sax->number_float(static_cast<number_float_t>(number), "");
8440  }
8441 
8442  case 0x02: // string
8443  {
8444  std::int32_t len{};
8445  string_t value;
8446  return get_number<std::int32_t, true>(input_format_t::bson, len) && get_bson_string(len, value) && sax->string(value);
8447  }
8448 
8449  case 0x03: // object
8450  {
8451  return parse_bson_internal();
8452  }
8453 
8454  case 0x04: // array
8455  {
8456  return parse_bson_array();
8457  }
8458 
8459  case 0x05: // binary
8460  {
8461  std::int32_t len{};
8462  binary_t value;
8463  return get_number<std::int32_t, true>(input_format_t::bson, len) && get_bson_binary(len, value) && sax->binary(value);
8464  }
8465 
8466  case 0x08: // boolean
8467  {
8468  return sax->boolean(get() != 0);
8469  }
8470 
8471  case 0x0A: // null
8472  {
8473  return sax->null();
8474  }
8475 
8476  case 0x10: // int32
8477  {
8478  std::int32_t value{};
8479  return get_number<std::int32_t, true>(input_format_t::bson, value) && sax->number_integer(value);
8480  }
8481 
8482  case 0x12: // int64
8483  {
8484  std::int64_t value{};
8485  return get_number<std::int64_t, true>(input_format_t::bson, value) && sax->number_integer(value);
8486  }
8487 
8488  default: // anything else not supported (yet)
8489  {
8490  std::array<char, 3> cr{{}};
8491  static_cast<void>((std::snprintf)(cr.data(), cr.size(), "%.2hhX", static_cast<unsigned char>(element_type))); // NOLINT(cppcoreguidelines-pro-type-vararg,hicpp-vararg)
8492  return sax->parse_error(element_type_parse_position, std::string(cr.data()), parse_error::create(114, element_type_parse_position, "Unsupported BSON record type 0x" + std::string(cr.data()), BasicJsonType()));
8493  }
8494  }
8495  }
8496 
8509  bool parse_bson_element_list(const bool is_array)
8510  {
8511  string_t key;
8512 
8513  while (auto element_type = get())
8514  {
8515  if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::bson, "element list")))
8516  {
8517  return false;
8518  }
8519 
8520  const std::size_t element_type_parse_position = chars_read;
8521  if (JSON_HEDLEY_UNLIKELY(!get_bson_cstr(key)))
8522  {
8523  return false;
8524  }
8525 
8526  if (!is_array && !sax->key(key))
8527  {
8528  return false;
8529  }
8530 
8531  if (JSON_HEDLEY_UNLIKELY(!parse_bson_element_internal(element_type, element_type_parse_position)))
8532  {
8533  return false;
8534  }
8535 
8536  // get_bson_cstr only appends
8537  key.clear();
8538  }
8539 
8540  return true;
8541  }
8542 
8547  bool parse_bson_array()
8548  {
8549  std::int32_t document_size{};
8550  get_number<std::int32_t, true>(input_format_t::bson, document_size);
8551 
8552  if (JSON_HEDLEY_UNLIKELY(!sax->start_array(static_cast<std::size_t>(-1))))
8553  {
8554  return false;
8555  }
8556 
8557  if (JSON_HEDLEY_UNLIKELY(!parse_bson_element_list(/*is_array*/true)))
8558  {
8559  return false;
8560  }
8561 
8562  return sax->end_array();
8563  }
8564 
8566  // CBOR //
8568 
8577  bool parse_cbor_internal(const bool get_char,
8578  const cbor_tag_handler_t tag_handler)
8579  {
8580  switch (get_char ? get() : current)
8581  {
8582  // EOF
8583  case std::char_traits<char_type>::eof():
8584  return unexpect_eof(input_format_t::cbor, "value");
8585 
8586  // Integer 0x00..0x17 (0..23)
8587  case 0x00:
8588  case 0x01:
8589  case 0x02:
8590  case 0x03:
8591  case 0x04:
8592  case 0x05:
8593  case 0x06:
8594  case 0x07:
8595  case 0x08:
8596  case 0x09:
8597  case 0x0A:
8598  case 0x0B:
8599  case 0x0C:
8600  case 0x0D:
8601  case 0x0E:
8602  case 0x0F:
8603  case 0x10:
8604  case 0x11:
8605  case 0x12:
8606  case 0x13:
8607  case 0x14:
8608  case 0x15:
8609  case 0x16:
8610  case 0x17:
8611  return sax->number_unsigned(static_cast<number_unsigned_t>(current));
8612 
8613  case 0x18: // Unsigned integer (one-byte uint8_t follows)
8614  {
8615  std::uint8_t number{};
8616  return get_number(input_format_t::cbor, number) && sax->number_unsigned(number);
8617  }
8618 
8619  case 0x19: // Unsigned integer (two-byte uint16_t follows)
8620  {
8621  std::uint16_t number{};
8622  return get_number(input_format_t::cbor, number) && sax->number_unsigned(number);
8623  }
8624 
8625  case 0x1A: // Unsigned integer (four-byte uint32_t follows)
8626  {
8627  std::uint32_t number{};
8628  return get_number(input_format_t::cbor, number) && sax->number_unsigned(number);
8629  }
8630 
8631  case 0x1B: // Unsigned integer (eight-byte uint64_t follows)
8632  {
8633  std::uint64_t number{};
8634  return get_number(input_format_t::cbor, number) && sax->number_unsigned(number);
8635  }
8636 
8637  // Negative integer -1-0x00..-1-0x17 (-1..-24)
8638  case 0x20:
8639  case 0x21:
8640  case 0x22:
8641  case 0x23:
8642  case 0x24:
8643  case 0x25:
8644  case 0x26:
8645  case 0x27:
8646  case 0x28:
8647  case 0x29:
8648  case 0x2A:
8649  case 0x2B:
8650  case 0x2C:
8651  case 0x2D:
8652  case 0x2E:
8653  case 0x2F:
8654  case 0x30:
8655  case 0x31:
8656  case 0x32:
8657  case 0x33:
8658  case 0x34:
8659  case 0x35:
8660  case 0x36:
8661  case 0x37:
8662  return sax->number_integer(static_cast<std::int8_t>(0x20 - 1 - current));
8663 
8664  case 0x38: // Negative integer (one-byte uint8_t follows)
8665  {
8666  std::uint8_t number{};
8667  return get_number(input_format_t::cbor, number) && sax->number_integer(static_cast<number_integer_t>(-1) - number);
8668  }
8669 
8670  case 0x39: // Negative integer -1-n (two-byte uint16_t follows)
8671  {
8672  std::uint16_t number{};
8673  return get_number(input_format_t::cbor, number) && sax->number_integer(static_cast<number_integer_t>(-1) - number);
8674  }
8675 
8676  case 0x3A: // Negative integer -1-n (four-byte uint32_t follows)
8677  {
8678  std::uint32_t number{};
8679  return get_number(input_format_t::cbor, number) && sax->number_integer(static_cast<number_integer_t>(-1) - number);
8680  }
8681 
8682  case 0x3B: // Negative integer -1-n (eight-byte uint64_t follows)
8683  {
8684  std::uint64_t number{};
8685  return get_number(input_format_t::cbor, number) && sax->number_integer(static_cast<number_integer_t>(-1)
8686  - static_cast<number_integer_t>(number));
8687  }
8688 
8689  // Binary data (0x00..0x17 bytes follow)
8690  case 0x40:
8691  case 0x41:
8692  case 0x42:
8693  case 0x43:
8694  case 0x44:
8695  case 0x45:
8696  case 0x46:
8697  case 0x47:
8698  case 0x48:
8699  case 0x49:
8700  case 0x4A:
8701  case 0x4B:
8702  case 0x4C:
8703  case 0x4D:
8704  case 0x4E:
8705  case 0x4F:
8706  case 0x50:
8707  case 0x51:
8708  case 0x52:
8709  case 0x53:
8710  case 0x54:
8711  case 0x55:
8712  case 0x56:
8713  case 0x57:
8714  case 0x58: // Binary data (one-byte uint8_t for n follows)
8715  case 0x59: // Binary data (two-byte uint16_t for n follow)
8716  case 0x5A: // Binary data (four-byte uint32_t for n follow)
8717  case 0x5B: // Binary data (eight-byte uint64_t for n follow)
8718  case 0x5F: // Binary data (indefinite length)
8719  {
8720  binary_t b;
8721  return get_cbor_binary(b) && sax->binary(b);
8722  }
8723 
8724  // UTF-8 string (0x00..0x17 bytes follow)
8725  case 0x60:
8726  case 0x61:
8727  case 0x62:
8728  case 0x63:
8729  case 0x64:
8730  case 0x65:
8731  case 0x66:
8732  case 0x67:
8733  case 0x68:
8734  case 0x69:
8735  case 0x6A:
8736  case 0x6B:
8737  case 0x6C:
8738  case 0x6D:
8739  case 0x6E:
8740  case 0x6F:
8741  case 0x70:
8742  case 0x71:
8743  case 0x72:
8744  case 0x73:
8745  case 0x74:
8746  case 0x75:
8747  case 0x76:
8748  case 0x77:
8749  case 0x78: // UTF-8 string (one-byte uint8_t for n follows)
8750  case 0x79: // UTF-8 string (two-byte uint16_t for n follow)
8751  case 0x7A: // UTF-8 string (four-byte uint32_t for n follow)
8752  case 0x7B: // UTF-8 string (eight-byte uint64_t for n follow)
8753  case 0x7F: // UTF-8 string (indefinite length)
8754  {
8755  string_t s;
8756  return get_cbor_string(s) && sax->string(s);
8757  }
8758 
8759  // array (0x00..0x17 data items follow)
8760  case 0x80:
8761  case 0x81:
8762  case 0x82:
8763  case 0x83:
8764  case 0x84:
8765  case 0x85:
8766  case 0x86:
8767  case 0x87:
8768  case 0x88:
8769  case 0x89:
8770  case 0x8A:
8771  case 0x8B:
8772  case 0x8C:
8773  case 0x8D:
8774  case 0x8E:
8775  case 0x8F:
8776  case 0x90:
8777  case 0x91:
8778  case 0x92:
8779  case 0x93:
8780  case 0x94:
8781  case 0x95:
8782  case 0x96:
8783  case 0x97:
8784  return get_cbor_array(static_cast<std::size_t>(static_cast<unsigned int>(current) & 0x1Fu), tag_handler);
8785 
8786  case 0x98: // array (one-byte uint8_t for n follows)
8787  {
8788  std::uint8_t len{};
8789  return get_number(input_format_t::cbor, len) && get_cbor_array(static_cast<std::size_t>(len), tag_handler);
8790  }
8791 
8792  case 0x99: // array (two-byte uint16_t for n follow)
8793  {
8794  std::uint16_t len{};
8795  return get_number(input_format_t::cbor, len) && get_cbor_array(static_cast<std::size_t>(len), tag_handler);
8796  }
8797 
8798  case 0x9A: // array (four-byte uint32_t for n follow)
8799  {
8800  std::uint32_t len{};
8801  return get_number(input_format_t::cbor, len) && get_cbor_array(static_cast<std::size_t>(len), tag_handler);
8802  }
8803 
8804  case 0x9B: // array (eight-byte uint64_t for n follow)
8805  {
8806  std::uint64_t len{};
8807  return get_number(input_format_t::cbor, len) && get_cbor_array(detail::conditional_static_cast<std::size_t>(len), tag_handler);
8808  }
8809 
8810  case 0x9F: // array (indefinite length)
8811  return get_cbor_array(static_cast<std::size_t>(-1), tag_handler);
8812 
8813  // map (0x00..0x17 pairs of data items follow)
8814  case 0xA0:
8815  case 0xA1:
8816  case 0xA2:
8817  case 0xA3:
8818  case 0xA4:
8819  case 0xA5:
8820  case 0xA6:
8821  case 0xA7:
8822  case 0xA8:
8823  case 0xA9:
8824  case 0xAA:
8825  case 0xAB:
8826  case 0xAC:
8827  case 0xAD:
8828  case 0xAE:
8829  case 0xAF:
8830  case 0xB0:
8831  case 0xB1:
8832  case 0xB2:
8833  case 0xB3:
8834  case 0xB4:
8835  case 0xB5:
8836  case 0xB6:
8837  case 0xB7:
8838  return get_cbor_object(static_cast<std::size_t>(static_cast<unsigned int>(current) & 0x1Fu), tag_handler);
8839 
8840  case 0xB8: // map (one-byte uint8_t for n follows)
8841  {
8842  std::uint8_t len{};
8843  return get_number(input_format_t::cbor, len) && get_cbor_object(static_cast<std::size_t>(len), tag_handler);
8844  }
8845 
8846  case 0xB9: // map (two-byte uint16_t for n follow)
8847  {
8848  std::uint16_t len{};
8849  return get_number(input_format_t::cbor, len) && get_cbor_object(static_cast<std::size_t>(len), tag_handler);
8850  }
8851 
8852  case 0xBA: // map (four-byte uint32_t for n follow)
8853  {
8854  std::uint32_t len{};
8855  return get_number(input_format_t::cbor, len) && get_cbor_object(static_cast<std::size_t>(len), tag_handler);
8856  }
8857 
8858  case 0xBB: // map (eight-byte uint64_t for n follow)
8859  {
8860  std::uint64_t len{};
8861  return get_number(input_format_t::cbor, len) && get_cbor_object(detail::conditional_static_cast<std::size_t>(len), tag_handler);
8862  }
8863 
8864  case 0xBF: // map (indefinite length)
8865  return get_cbor_object(static_cast<std::size_t>(-1), tag_handler);
8866 
8867  case 0xC6: // tagged item
8868  case 0xC7:
8869  case 0xC8:
8870  case 0xC9:
8871  case 0xCA:
8872  case 0xCB:
8873  case 0xCC:
8874  case 0xCD:
8875  case 0xCE:
8876  case 0xCF:
8877  case 0xD0:
8878  case 0xD1:
8879  case 0xD2:
8880  case 0xD3:
8881  case 0xD4:
8882  case 0xD8: // tagged item (1 bytes follow)
8883  case 0xD9: // tagged item (2 bytes follow)
8884  case 0xDA: // tagged item (4 bytes follow)
8885  case 0xDB: // tagged item (8 bytes follow)
8886  {
8887  switch (tag_handler)
8888  {
8889  case cbor_tag_handler_t::error:
8890  {
8891  auto last_token = get_token_string();
8892  return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::cbor, "invalid byte: 0x" + last_token, "value"), BasicJsonType()));
8893  }
8894 
8895  case cbor_tag_handler_t::ignore:
8896  {
8897  // ignore binary subtype
8898  switch (current)
8899  {
8900  case 0xD8:
8901  {
8902  std::uint8_t subtype_to_ignore{};
8903  get_number(input_format_t::cbor, subtype_to_ignore);
8904  break;
8905  }
8906  case 0xD9:
8907  {
8908  std::uint16_t subtype_to_ignore{};
8909  get_number(input_format_t::cbor, subtype_to_ignore);
8910  break;
8911  }
8912  case 0xDA:
8913  {
8914  std::uint32_t subtype_to_ignore{};
8915  get_number(input_format_t::cbor, subtype_to_ignore);
8916  break;
8917  }
8918  case 0xDB:
8919  {
8920  std::uint64_t subtype_to_ignore{};
8921  get_number(input_format_t::cbor, subtype_to_ignore);
8922  break;
8923  }
8924  default:
8925  break;
8926  }
8927  return parse_cbor_internal(true, tag_handler);
8928  }
8929 
8930  case cbor_tag_handler_t::store:
8931  {
8932  binary_t b;
8933  // use binary subtype and store in binary container
8934  switch (current)
8935  {
8936  case 0xD8:
8937  {
8938  std::uint8_t subtype{};
8939  get_number(input_format_t::cbor, subtype);
8940  b.set_subtype(detail::conditional_static_cast<typename binary_t::subtype_type>(subtype));
8941  break;
8942  }
8943  case 0xD9:
8944  {
8945  std::uint16_t subtype{};
8946  get_number(input_format_t::cbor, subtype);
8947  b.set_subtype(detail::conditional_static_cast<typename binary_t::subtype_type>(subtype));
8948  break;
8949  }
8950  case 0xDA:
8951  {
8952  std::uint32_t subtype{};
8953  get_number(input_format_t::cbor, subtype);
8954  b.set_subtype(detail::conditional_static_cast<typename binary_t::subtype_type>(subtype));
8955  break;
8956  }
8957  case 0xDB:
8958  {
8959  std::uint64_t subtype{};
8960  get_number(input_format_t::cbor, subtype);
8961  b.set_subtype(detail::conditional_static_cast<typename binary_t::subtype_type>(subtype));
8962  break;
8963  }
8964  default:
8965  return parse_cbor_internal(true, tag_handler);
8966  }
8967  get();
8968  return get_cbor_binary(b) && sax->binary(b);
8969  }
8970 
8971  default: // LCOV_EXCL_LINE
8972  JSON_ASSERT(false); // NOLINT(cert-dcl03-c,hicpp-static-assert,misc-static-assert) LCOV_EXCL_LINE
8973  return false; // LCOV_EXCL_LINE
8974  }
8975  }
8976 
8977  case 0xF4: // false
8978  return sax->boolean(false);
8979 
8980  case 0xF5: // true
8981  return sax->boolean(true);
8982 
8983  case 0xF6: // null
8984  return sax->null();
8985 
8986  case 0xF9: // Half-Precision Float (two-byte IEEE 754)
8987  {
8988  const auto byte1_raw = get();
8989  if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::cbor, "number")))
8990  {
8991  return false;
8992  }
8993  const auto byte2_raw = get();
8994  if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::cbor, "number")))
8995  {
8996  return false;
8997  }
8998 
8999  const auto byte1 = static_cast<unsigned char>(byte1_raw);
9000  const auto byte2 = static_cast<unsigned char>(byte2_raw);
9001 
9002  // code from RFC 7049, Appendix D, Figure 3:
9003  // As half-precision floating-point numbers were only added
9004  // to IEEE 754 in 2008, today's programming platforms often
9005  // still only have limited support for them. It is very
9006  // easy to include at least decoding support for them even
9007  // without such support. An example of a small decoder for
9008  // half-precision floating-point numbers in the C language
9009  // is shown in Fig. 3.
9010  const auto half = static_cast<unsigned int>((byte1 << 8u) + byte2);
9011  const double val = [&half]
9012  {
9013  const int exp = (half >> 10u) & 0x1Fu;
9014  const unsigned int mant = half & 0x3FFu;
9015  JSON_ASSERT(0 <= exp&& exp <= 32);
9016  JSON_ASSERT(mant <= 1024);
9017  switch (exp)
9018  {
9019  case 0:
9020  return std::ldexp(mant, -24);
9021  case 31:
9022  return (mant == 0)
9023  ? std::numeric_limits<double>::infinity()
9024  : std::numeric_limits<double>::quiet_NaN();
9025  default:
9026  return std::ldexp(mant + 1024, exp - 25);
9027  }
9028  }();
9029  return sax->number_float((half & 0x8000u) != 0
9030  ? static_cast<number_float_t>(-val)
9031  : static_cast<number_float_t>(val), "");
9032  }
9033 
9034  case 0xFA: // Single-Precision Float (four-byte IEEE 754)
9035  {
9036  float number{};
9037  return get_number(input_format_t::cbor, number) && sax->number_float(static_cast<number_float_t>(number), "");
9038  }
9039 
9040  case 0xFB: // Double-Precision Float (eight-byte IEEE 754)
9041  {
9042  double number{};
9043  return get_number(input_format_t::cbor, number) && sax->number_float(static_cast<number_float_t>(number), "");
9044  }
9045 
9046  default: // anything else (0xFF is handled inside the other types)
9047  {
9048  auto last_token = get_token_string();
9049  return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::cbor, "invalid byte: 0x" + last_token, "value"), BasicJsonType()));
9050  }
9051  }
9052  }
9053 
9065  bool get_cbor_string(string_t& result)
9066  {
9067  if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::cbor, "string")))
9068  {
9069  return false;
9070  }
9071 
9072  switch (current)
9073  {
9074  // UTF-8 string (0x00..0x17 bytes follow)
9075  case 0x60:
9076  case 0x61:
9077  case 0x62:
9078  case 0x63:
9079  case 0x64:
9080  case 0x65:
9081  case 0x66:
9082  case 0x67:
9083  case 0x68:
9084  case 0x69:
9085  case 0x6A:
9086  case 0x6B:
9087  case 0x6C:
9088  case 0x6D:
9089  case 0x6E:
9090  case 0x6F:
9091  case 0x70:
9092  case 0x71:
9093  case 0x72:
9094  case 0x73:
9095  case 0x74:
9096  case 0x75:
9097  case 0x76:
9098  case 0x77:
9099  {
9100  return get_string(input_format_t::cbor, static_cast<unsigned int>(current) & 0x1Fu, result);
9101  }
9102 
9103  case 0x78: // UTF-8 string (one-byte uint8_t for n follows)
9104  {
9105  std::uint8_t len{};
9106  return get_number(input_format_t::cbor, len) && get_string(input_format_t::cbor, len, result);
9107  }
9108 
9109  case 0x79: // UTF-8 string (two-byte uint16_t for n follow)
9110  {
9111  std::uint16_t len{};
9112  return get_number(input_format_t::cbor, len) && get_string(input_format_t::cbor, len, result);
9113  }
9114 
9115  case 0x7A: // UTF-8 string (four-byte uint32_t for n follow)
9116  {
9117  std::uint32_t len{};
9118  return get_number(input_format_t::cbor, len) && get_string(input_format_t::cbor, len, result);
9119  }
9120 
9121  case 0x7B: // UTF-8 string (eight-byte uint64_t for n follow)
9122  {
9123  std::uint64_t len{};
9124  return get_number(input_format_t::cbor, len) && get_string(input_format_t::cbor, len, result);
9125  }
9126 
9127  case 0x7F: // UTF-8 string (indefinite length)
9128  {
9129  while (get() != 0xFF)
9130  {
9131  string_t chunk;
9132  if (!get_cbor_string(chunk))
9133  {
9134  return false;
9135  }
9136  result.append(chunk);
9137  }
9138  return true;
9139  }
9140 
9141  default:
9142  {
9143  auto last_token = get_token_string();
9144  return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, exception_message(input_format_t::cbor, "expected length specification (0x60-0x7B) or indefinite string type (0x7F); last byte: 0x" + last_token, "string"), BasicJsonType()));
9145  }
9146  }
9147  }
9148 
9160  bool get_cbor_binary(binary_t& result)
9161  {
9162  if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::cbor, "binary")))
9163  {
9164  return false;
9165  }
9166 
9167  switch (current)
9168  {
9169  // Binary data (0x00..0x17 bytes follow)
9170  case 0x40:
9171  case 0x41:
9172  case 0x42:
9173  case 0x43:
9174  case 0x44:
9175  case 0x45:
9176  case 0x46:
9177  case 0x47:
9178  case 0x48:
9179  case 0x49:
9180  case 0x4A:
9181  case 0x4B:
9182  case 0x4C:
9183  case 0x4D:
9184  case 0x4E:
9185  case 0x4F:
9186  case 0x50:
9187  case 0x51:
9188  case 0x52:
9189  case 0x53:
9190  case 0x54:
9191  case 0x55:
9192  case 0x56:
9193  case 0x57:
9194  {
9195  return get_binary(input_format_t::cbor, static_cast<unsigned int>(current) & 0x1Fu, result);
9196  }
9197 
9198  case 0x58: // Binary data (one-byte uint8_t for n follows)
9199  {
9200  std::uint8_t len{};
9201  return get_number(input_format_t::cbor, len) &&
9202  get_binary(input_format_t::cbor, len, result);
9203  }
9204 
9205  case 0x59: // Binary data (two-byte uint16_t for n follow)
9206  {
9207  std::uint16_t len{};
9208  return get_number(input_format_t::cbor, len) &&
9209  get_binary(input_format_t::cbor, len, result);
9210  }
9211 
9212  case 0x5A: // Binary data (four-byte uint32_t for n follow)
9213  {
9214  std::uint32_t len{};
9215  return get_number(input_format_t::cbor, len) &&
9216  get_binary(input_format_t::cbor, len, result);
9217  }
9218 
9219  case 0x5B: // Binary data (eight-byte uint64_t for n follow)
9220  {
9221  std::uint64_t len{};
9222  return get_number(input_format_t::cbor, len) &&
9223  get_binary(input_format_t::cbor, len, result);
9224  }
9225 
9226  case 0x5F: // Binary data (indefinite length)
9227  {
9228  while (get() != 0xFF)
9229  {
9230  binary_t chunk;
9231  if (!get_cbor_binary(chunk))
9232  {
9233  return false;
9234  }
9235  result.insert(result.end(), chunk.begin(), chunk.end());
9236  }
9237  return true;
9238  }
9239 
9240  default:
9241  {
9242  auto last_token = get_token_string();
9243  return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, exception_message(input_format_t::cbor, "expected length specification (0x40-0x5B) or indefinite binary array type (0x5F); last byte: 0x" + last_token, "binary"), BasicJsonType()));
9244  }
9245  }
9246  }
9247 
9254  bool get_cbor_array(const std::size_t len,
9255  const cbor_tag_handler_t tag_handler)
9256  {
9257  if (JSON_HEDLEY_UNLIKELY(!sax->start_array(len)))
9258  {
9259  return false;
9260  }
9261 
9262  if (len != static_cast<std::size_t>(-1))
9263  {
9264  for (std::size_t i = 0; i < len; ++i)
9265  {
9266  if (JSON_HEDLEY_UNLIKELY(!parse_cbor_internal(true, tag_handler)))
9267  {
9268  return false;
9269  }
9270  }
9271  }
9272  else
9273  {
9274  while (get() != 0xFF)
9275  {
9276  if (JSON_HEDLEY_UNLIKELY(!parse_cbor_internal(false, tag_handler)))
9277  {
9278  return false;
9279  }
9280  }
9281  }
9282 
9283  return sax->end_array();
9284  }
9285 
9292  bool get_cbor_object(const std::size_t len,
9293  const cbor_tag_handler_t tag_handler)
9294  {
9295  if (JSON_HEDLEY_UNLIKELY(!sax->start_object(len)))
9296  {
9297  return false;
9298  }
9299 
9300  if (len != 0)
9301  {
9302  string_t key;
9303  if (len != static_cast<std::size_t>(-1))
9304  {
9305  for (std::size_t i = 0; i < len; ++i)
9306  {
9307  get();
9308  if (JSON_HEDLEY_UNLIKELY(!get_cbor_string(key) || !sax->key(key)))
9309  {
9310  return false;
9311  }
9312 
9313  if (JSON_HEDLEY_UNLIKELY(!parse_cbor_internal(true, tag_handler)))
9314  {
9315  return false;
9316  }
9317  key.clear();
9318  }
9319  }
9320  else
9321  {
9322  while (get() != 0xFF)
9323  {
9324  if (JSON_HEDLEY_UNLIKELY(!get_cbor_string(key) || !sax->key(key)))
9325  {
9326  return false;
9327  }
9328 
9329  if (JSON_HEDLEY_UNLIKELY(!parse_cbor_internal(true, tag_handler)))
9330  {
9331  return false;
9332  }
9333  key.clear();
9334  }
9335  }
9336  }
9337 
9338  return sax->end_object();
9339  }
9340 
9342  // MsgPack //
9344 
9348  bool parse_msgpack_internal()
9349  {
9350  switch (get())
9351  {
9352  // EOF
9353  case std::char_traits<char_type>::eof():
9354  return unexpect_eof(input_format_t::msgpack, "value");
9355 
9356  // positive fixint
9357  case 0x00:
9358  case 0x01:
9359  case 0x02:
9360  case 0x03:
9361  case 0x04:
9362  case 0x05:
9363  case 0x06:
9364  case 0x07:
9365  case 0x08:
9366  case 0x09:
9367  case 0x0A:
9368  case 0x0B:
9369  case 0x0C:
9370  case 0x0D:
9371  case 0x0E:
9372  case 0x0F:
9373  case 0x10:
9374  case 0x11:
9375  case 0x12:
9376  case 0x13:
9377  case 0x14:
9378  case 0x15:
9379  case 0x16:
9380  case 0x17:
9381  case 0x18:
9382  case 0x19:
9383  case 0x1A:
9384  case 0x1B:
9385  case 0x1C:
9386  case 0x1D:
9387  case 0x1E:
9388  case 0x1F:
9389  case 0x20:
9390  case 0x21:
9391  case 0x22:
9392  case 0x23:
9393  case 0x24:
9394  case 0x25:
9395  case 0x26:
9396  case 0x27:
9397  case 0x28:
9398  case 0x29:
9399  case 0x2A:
9400  case 0x2B:
9401  case 0x2C:
9402  case 0x2D:
9403  case 0x2E:
9404  case 0x2F:
9405  case 0x30:
9406  case 0x31:
9407  case 0x32:
9408  case 0x33:
9409  case 0x34:
9410  case 0x35:
9411  case 0x36:
9412  case 0x37:
9413  case 0x38:
9414  case 0x39:
9415  case 0x3A:
9416  case 0x3B:
9417  case 0x3C:
9418  case 0x3D:
9419  case 0x3E:
9420  case 0x3F:
9421  case 0x40:
9422  case 0x41:
9423  case 0x42:
9424  case 0x43:
9425  case 0x44:
9426  case 0x45:
9427  case 0x46:
9428  case 0x47:
9429  case 0x48:
9430  case 0x49:
9431  case 0x4A:
9432  case 0x4B:
9433  case 0x4C:
9434  case 0x4D:
9435  case 0x4E:
9436  case 0x4F:
9437  case 0x50:
9438  case 0x51:
9439  case 0x52:
9440  case 0x53:
9441  case 0x54:
9442  case 0x55:
9443  case 0x56:
9444  case 0x57:
9445  case 0x58:
9446  case 0x59:
9447  case 0x5A:
9448  case 0x5B:
9449  case 0x5C:
9450  case 0x5D:
9451  case 0x5E:
9452  case 0x5F:
9453  case 0x60:
9454  case 0x61:
9455  case 0x62:
9456  case 0x63:
9457  case 0x64:
9458  case 0x65:
9459  case 0x66:
9460  case 0x67:
9461  case 0x68:
9462  case 0x69:
9463  case 0x6A:
9464  case 0x6B:
9465  case 0x6C:
9466  case 0x6D:
9467  case 0x6E:
9468  case 0x6F:
9469  case 0x70:
9470  case 0x71:
9471  case 0x72:
9472  case 0x73:
9473  case 0x74:
9474  case 0x75:
9475  case 0x76:
9476  case 0x77:
9477  case 0x78:
9478  case 0x79:
9479  case 0x7A:
9480  case 0x7B:
9481  case 0x7C:
9482  case 0x7D:
9483  case 0x7E:
9484  case 0x7F:
9485  return sax->number_unsigned(static_cast<number_unsigned_t>(current));
9486 
9487  // fixmap
9488  case 0x80:
9489  case 0x81:
9490  case 0x82:
9491  case 0x83:
9492  case 0x84:
9493  case 0x85:
9494  case 0x86:
9495  case 0x87:
9496  case 0x88:
9497  case 0x89:
9498  case 0x8A:
9499  case 0x8B:
9500  case 0x8C:
9501  case 0x8D:
9502  case 0x8E:
9503  case 0x8F:
9504  return get_msgpack_object(static_cast<std::size_t>(static_cast<unsigned int>(current) & 0x0Fu));
9505 
9506  // fixarray
9507  case 0x90:
9508  case 0x91:
9509  case 0x92:
9510  case 0x93:
9511  case 0x94:
9512  case 0x95:
9513  case 0x96:
9514  case 0x97:
9515  case 0x98:
9516  case 0x99:
9517  case 0x9A:
9518  case 0x9B:
9519  case 0x9C:
9520  case 0x9D:
9521  case 0x9E:
9522  case 0x9F:
9523  return get_msgpack_array(static_cast<std::size_t>(static_cast<unsigned int>(current) & 0x0Fu));
9524 
9525  // fixstr
9526  case 0xA0:
9527  case 0xA1:
9528  case 0xA2:
9529  case 0xA3:
9530  case 0xA4:
9531  case 0xA5:
9532  case 0xA6:
9533  case 0xA7:
9534  case 0xA8:
9535  case 0xA9:
9536  case 0xAA:
9537  case 0xAB:
9538  case 0xAC:
9539  case 0xAD:
9540  case 0xAE:
9541  case 0xAF:
9542  case 0xB0:
9543  case 0xB1:
9544  case 0xB2:
9545  case 0xB3:
9546  case 0xB4:
9547  case 0xB5:
9548  case 0xB6:
9549  case 0xB7:
9550  case 0xB8:
9551  case 0xB9:
9552  case 0xBA:
9553  case 0xBB:
9554  case 0xBC:
9555  case 0xBD:
9556  case 0xBE:
9557  case 0xBF:
9558  case 0xD9: // str 8
9559  case 0xDA: // str 16
9560  case 0xDB: // str 32
9561  {
9562  string_t s;
9563  return get_msgpack_string(s) && sax->string(s);
9564  }
9565 
9566  case 0xC0: // nil
9567  return sax->null();
9568 
9569  case 0xC2: // false
9570  return sax->boolean(false);
9571 
9572  case 0xC3: // true
9573  return sax->boolean(true);
9574 
9575  case 0xC4: // bin 8
9576  case 0xC5: // bin 16
9577  case 0xC6: // bin 32
9578  case 0xC7: // ext 8
9579  case 0xC8: // ext 16
9580  case 0xC9: // ext 32
9581  case 0xD4: // fixext 1
9582  case 0xD5: // fixext 2
9583  case 0xD6: // fixext 4
9584  case 0xD7: // fixext 8
9585  case 0xD8: // fixext 16
9586  {
9587  binary_t b;
9588  return get_msgpack_binary(b) && sax->binary(b);
9589  }
9590 
9591  case 0xCA: // float 32
9592  {
9593  float number{};
9594  return get_number(input_format_t::msgpack, number) && sax->number_float(static_cast<number_float_t>(number), "");
9595  }
9596 
9597  case 0xCB: // float 64
9598  {
9599  double number{};
9600  return get_number(input_format_t::msgpack, number) && sax->number_float(static_cast<number_float_t>(number), "");
9601  }
9602 
9603  case 0xCC: // uint 8
9604  {
9605  std::uint8_t number{};
9606  return get_number(input_format_t::msgpack, number) && sax->number_unsigned(number);
9607  }
9608 
9609  case 0xCD: // uint 16
9610  {
9611  std::uint16_t number{};
9612  return get_number(input_format_t::msgpack, number) && sax->number_unsigned(number);
9613  }
9614 
9615  case 0xCE: // uint 32
9616  {
9617  std::uint32_t number{};
9618  return get_number(input_format_t::msgpack, number) && sax->number_unsigned(number);
9619  }
9620 
9621  case 0xCF: // uint 64
9622  {
9623  std::uint64_t number{};
9624  return get_number(input_format_t::msgpack, number) && sax->number_unsigned(number);
9625  }
9626 
9627  case 0xD0: // int 8
9628  {
9629  std::int8_t number{};
9630  return get_number(input_format_t::msgpack, number) && sax->number_integer(number);
9631  }
9632 
9633  case 0xD1: // int 16
9634  {
9635  std::int16_t number{};
9636  return get_number(input_format_t::msgpack, number) && sax->number_integer(number);
9637  }
9638 
9639  case 0xD2: // int 32
9640  {
9641  std::int32_t number{};
9642  return get_number(input_format_t::msgpack, number) && sax->number_integer(number);
9643  }
9644 
9645  case 0xD3: // int 64
9646  {
9647  std::int64_t number{};
9648  return get_number(input_format_t::msgpack, number) && sax->number_integer(number);
9649  }
9650 
9651  case 0xDC: // array 16
9652  {
9653  std::uint16_t len{};
9654  return get_number(input_format_t::msgpack, len) && get_msgpack_array(static_cast<std::size_t>(len));
9655  }
9656 
9657  case 0xDD: // array 32
9658  {
9659  std::uint32_t len{};
9660  return get_number(input_format_t::msgpack, len) && get_msgpack_array(static_cast<std::size_t>(len));
9661  }
9662 
9663  case 0xDE: // map 16
9664  {
9665  std::uint16_t len{};
9666  return get_number(input_format_t::msgpack, len) && get_msgpack_object(static_cast<std::size_t>(len));
9667  }
9668 
9669  case 0xDF: // map 32
9670  {
9671  std::uint32_t len{};
9672  return get_number(input_format_t::msgpack, len) && get_msgpack_object(static_cast<std::size_t>(len));
9673  }
9674 
9675  // negative fixint
9676  case 0xE0:
9677  case 0xE1:
9678  case 0xE2:
9679  case 0xE3:
9680  case 0xE4:
9681  case 0xE5:
9682  case 0xE6:
9683  case 0xE7:
9684  case 0xE8:
9685  case 0xE9:
9686  case 0xEA:
9687  case 0xEB:
9688  case 0xEC:
9689  case 0xED:
9690  case 0xEE:
9691  case 0xEF:
9692  case 0xF0:
9693  case 0xF1:
9694  case 0xF2:
9695  case 0xF3:
9696  case 0xF4:
9697  case 0xF5:
9698  case 0xF6:
9699  case 0xF7:
9700  case 0xF8:
9701  case 0xF9:
9702  case 0xFA:
9703  case 0xFB:
9704  case 0xFC:
9705  case 0xFD:
9706  case 0xFE:
9707  case 0xFF:
9708  return sax->number_integer(static_cast<std::int8_t>(current));
9709 
9710  default: // anything else
9711  {
9712  auto last_token = get_token_string();
9713  return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::msgpack, "invalid byte: 0x" + last_token, "value"), BasicJsonType()));
9714  }
9715  }
9716  }
9717 
9728  bool get_msgpack_string(string_t& result)
9729  {
9730  if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::msgpack, "string")))
9731  {
9732  return false;
9733  }
9734 
9735  switch (current)
9736  {
9737  // fixstr
9738  case 0xA0:
9739  case 0xA1:
9740  case 0xA2:
9741  case 0xA3:
9742  case 0xA4:
9743  case 0xA5:
9744  case 0xA6:
9745  case 0xA7:
9746  case 0xA8:
9747  case 0xA9:
9748  case 0xAA:
9749  case 0xAB:
9750  case 0xAC:
9751  case 0xAD:
9752  case 0xAE:
9753  case 0xAF:
9754  case 0xB0:
9755  case 0xB1:
9756  case 0xB2:
9757  case 0xB3:
9758  case 0xB4:
9759  case 0xB5:
9760  case 0xB6:
9761  case 0xB7:
9762  case 0xB8:
9763  case 0xB9:
9764  case 0xBA:
9765  case 0xBB:
9766  case 0xBC:
9767  case 0xBD:
9768  case 0xBE:
9769  case 0xBF:
9770  {
9771  return get_string(input_format_t::msgpack, static_cast<unsigned int>(current) & 0x1Fu, result);
9772  }
9773 
9774  case 0xD9: // str 8
9775  {
9776  std::uint8_t len{};
9777  return get_number(input_format_t::msgpack, len) && get_string(input_format_t::msgpack, len, result);
9778  }
9779 
9780  case 0xDA: // str 16
9781  {
9782  std::uint16_t len{};
9783  return get_number(input_format_t::msgpack, len) && get_string(input_format_t::msgpack, len, result);
9784  }
9785 
9786  case 0xDB: // str 32
9787  {
9788  std::uint32_t len{};
9789  return get_number(input_format_t::msgpack, len) && get_string(input_format_t::msgpack, len, result);
9790  }
9791 
9792  default:
9793  {
9794  auto last_token = get_token_string();
9795  return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, exception_message(input_format_t::msgpack, "expected length specification (0xA0-0xBF, 0xD9-0xDB); last byte: 0x" + last_token, "string"), BasicJsonType()));
9796  }
9797  }
9798  }
9799 
9810  bool get_msgpack_binary(binary_t& result)
9811  {
9812  // helper function to set the subtype
9813  auto assign_and_return_true = [&result](std::int8_t subtype)
9814  {
9815  result.set_subtype(static_cast<std::uint8_t>(subtype));
9816  return true;
9817  };
9818 
9819  switch (current)
9820  {
9821  case 0xC4: // bin 8
9822  {
9823  std::uint8_t len{};
9824  return get_number(input_format_t::msgpack, len) &&
9825  get_binary(input_format_t::msgpack, len, result);
9826  }
9827 
9828  case 0xC5: // bin 16
9829  {
9830  std::uint16_t len{};
9831  return get_number(input_format_t::msgpack, len) &&
9832  get_binary(input_format_t::msgpack, len, result);
9833  }
9834 
9835  case 0xC6: // bin 32
9836  {
9837  std::uint32_t len{};
9838  return get_number(input_format_t::msgpack, len) &&
9839  get_binary(input_format_t::msgpack, len, result);
9840  }
9841 
9842  case 0xC7: // ext 8
9843  {
9844  std::uint8_t len{};
9845  std::int8_t subtype{};
9846  return get_number(input_format_t::msgpack, len) &&
9847  get_number(input_format_t::msgpack, subtype) &&
9848  get_binary(input_format_t::msgpack, len, result) &&
9849  assign_and_return_true(subtype);
9850  }
9851 
9852  case 0xC8: // ext 16
9853  {
9854  std::uint16_t len{};
9855  std::int8_t subtype{};
9856  return get_number(input_format_t::msgpack, len) &&
9857  get_number(input_format_t::msgpack, subtype) &&
9858  get_binary(input_format_t::msgpack, len, result) &&
9859  assign_and_return_true(subtype);
9860  }
9861 
9862  case 0xC9: // ext 32
9863  {
9864  std::uint32_t len{};
9865  std::int8_t subtype{};
9866  return get_number(input_format_t::msgpack, len) &&
9867  get_number(input_format_t::msgpack, subtype) &&
9868  get_binary(input_format_t::msgpack, len, result) &&
9869  assign_and_return_true(subtype);
9870  }
9871 
9872  case 0xD4: // fixext 1
9873  {
9874  std::int8_t subtype{};
9875  return get_number(input_format_t::msgpack, subtype) &&
9876  get_binary(input_format_t::msgpack, 1, result) &&
9877  assign_and_return_true(subtype);
9878  }
9879 
9880  case 0xD5: // fixext 2
9881  {
9882  std::int8_t subtype{};
9883  return get_number(input_format_t::msgpack, subtype) &&
9884  get_binary(input_format_t::msgpack, 2, result) &&
9885  assign_and_return_true(subtype);
9886  }
9887 
9888  case 0xD6: // fixext 4
9889  {
9890  std::int8_t subtype{};
9891  return get_number(input_format_t::msgpack, subtype) &&
9892  get_binary(input_format_t::msgpack, 4, result) &&
9893  assign_and_return_true(subtype);
9894  }
9895 
9896  case 0xD7: // fixext 8
9897  {
9898  std::int8_t subtype{};
9899  return get_number(input_format_t::msgpack, subtype) &&
9900  get_binary(input_format_t::msgpack, 8, result) &&
9901  assign_and_return_true(subtype);
9902  }
9903 
9904  case 0xD8: // fixext 16
9905  {
9906  std::int8_t subtype{};
9907  return get_number(input_format_t::msgpack, subtype) &&
9908  get_binary(input_format_t::msgpack, 16, result) &&
9909  assign_and_return_true(subtype);
9910  }
9911 
9912  default: // LCOV_EXCL_LINE
9913  return false; // LCOV_EXCL_LINE
9914  }
9915  }
9916 
9921  bool get_msgpack_array(const std::size_t len)
9922  {
9923  if (JSON_HEDLEY_UNLIKELY(!sax->start_array(len)))
9924  {
9925  return false;
9926  }
9927 
9928  for (std::size_t i = 0; i < len; ++i)
9929  {
9930  if (JSON_HEDLEY_UNLIKELY(!parse_msgpack_internal()))
9931  {
9932  return false;
9933  }
9934  }
9935 
9936  return sax->end_array();
9937  }
9938 
9943  bool get_msgpack_object(const std::size_t len)
9944  {
9945  if (JSON_HEDLEY_UNLIKELY(!sax->start_object(len)))
9946  {
9947  return false;
9948  }
9949 
9950  string_t key;
9951  for (std::size_t i = 0; i < len; ++i)
9952  {
9953  get();
9954  if (JSON_HEDLEY_UNLIKELY(!get_msgpack_string(key) || !sax->key(key)))
9955  {
9956  return false;
9957  }
9958 
9959  if (JSON_HEDLEY_UNLIKELY(!parse_msgpack_internal()))
9960  {
9961  return false;
9962  }
9963  key.clear();
9964  }
9965 
9966  return sax->end_object();
9967  }
9968 
9970  // UBJSON //
9972 
9980  bool parse_ubjson_internal(const bool get_char = true)
9981  {
9982  return get_ubjson_value(get_char ? get_ignore_noop() : current);
9983  }
9984 
9999  bool get_ubjson_string(string_t& result, const bool get_char = true)
10000  {
10001  if (get_char)
10002  {
10003  get(); // TODO(niels): may we ignore N here?
10004  }
10005 
10006  if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::ubjson, "value")))
10007  {
10008  return false;
10009  }
10010 
10011  switch (current)
10012  {
10013  case 'U':
10014  {
10015  std::uint8_t len{};
10016  return get_number(input_format_t::ubjson, len) && get_string(input_format_t::ubjson, len, result);
10017  }
10018 
10019  case 'i':
10020  {
10021  std::int8_t len{};
10022  return get_number(input_format_t::ubjson, len) && get_string(input_format_t::ubjson, len, result);
10023  }
10024 
10025  case 'I':
10026  {
10027  std::int16_t len{};
10028  return get_number(input_format_t::ubjson, len) && get_string(input_format_t::ubjson, len, result);
10029  }
10030 
10031  case 'l':
10032  {
10033  std::int32_t len{};
10034  return get_number(input_format_t::ubjson, len) && get_string(input_format_t::ubjson, len, result);
10035  }
10036 
10037  case 'L':
10038  {
10039  std::int64_t len{};
10040  return get_number(input_format_t::ubjson, len) && get_string(input_format_t::ubjson, len, result);
10041  }
10042 
10043  default:
10044  auto last_token = get_token_string();
10045  return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, exception_message(input_format_t::ubjson, "expected length type specification (U, i, I, l, L); last byte: 0x" + last_token, "string"), BasicJsonType()));
10046  }
10047  }
10048 
10053  bool get_ubjson_size_value(std::size_t& result)
10054  {
10055  switch (get_ignore_noop())
10056  {
10057  case 'U':
10058  {
10059  std::uint8_t number{};
10060  if (JSON_HEDLEY_UNLIKELY(!get_number(input_format_t::ubjson, number)))
10061  {
10062  return false;
10063  }
10064  result = static_cast<std::size_t>(number);
10065  return true;
10066  }
10067 
10068  case 'i':
10069  {
10070  std::int8_t number{};
10071  if (JSON_HEDLEY_UNLIKELY(!get_number(input_format_t::ubjson, number)))
10072  {
10073  return false;
10074  }
10075  result = static_cast<std::size_t>(number); // NOLINT(bugprone-signed-char-misuse,cert-str34-c): number is not a char
10076  return true;
10077  }
10078 
10079  case 'I':
10080  {
10081  std::int16_t number{};
10082  if (JSON_HEDLEY_UNLIKELY(!get_number(input_format_t::ubjson, number)))
10083  {
10084  return false;
10085  }
10086  result = static_cast<std::size_t>(number);
10087  return true;
10088  }
10089 
10090  case 'l':
10091  {
10092  std::int32_t number{};
10093  if (JSON_HEDLEY_UNLIKELY(!get_number(input_format_t::ubjson, number)))
10094  {
10095  return false;
10096  }
10097  result = static_cast<std::size_t>(number);
10098  return true;
10099  }
10100 
10101  case 'L':
10102  {
10103  std::int64_t number{};
10104  if (JSON_HEDLEY_UNLIKELY(!get_number(input_format_t::ubjson, number)))
10105  {
10106  return false;
10107  }
10108  result = static_cast<std::size_t>(number);
10109  return true;
10110  }
10111 
10112  default:
10113  {
10114  auto last_token = get_token_string();
10115  return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, exception_message(input_format_t::ubjson, "expected length type specification (U, i, I, l, L) after '#'; last byte: 0x" + last_token, "size"), BasicJsonType()));
10116  }
10117  }
10118  }
10119 
10130  bool get_ubjson_size_type(std::pair<std::size_t, char_int_type>& result)
10131  {
10132  result.first = string_t::npos; // size
10133  result.second = 0; // type
10134 
10135  get_ignore_noop();
10136 
10137  if (current == '$')
10138  {
10139  result.second = get(); // must not ignore 'N', because 'N' maybe the type
10140  if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::ubjson, "type")))
10141  {
10142  return false;
10143  }
10144 
10145  get_ignore_noop();
10146  if (JSON_HEDLEY_UNLIKELY(current != '#'))
10147  {
10148  if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::ubjson, "value")))
10149  {
10150  return false;
10151  }
10152  auto last_token = get_token_string();
10153  return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::ubjson, "expected '#' after type information; last byte: 0x" + last_token, "size"), BasicJsonType()));
10154  }
10155 
10156  return get_ubjson_size_value(result.first);
10157  }
10158 
10159  if (current == '#')
10160  {
10161  return get_ubjson_size_value(result.first);
10162  }
10163 
10164  return true;
10165  }
10166 
10171  bool get_ubjson_value(const char_int_type prefix)
10172  {
10173  switch (prefix)
10174  {
10175  case std::char_traits<char_type>::eof(): // EOF
10176  return unexpect_eof(input_format_t::ubjson, "value");
10177 
10178  case 'T': // true
10179  return sax->boolean(true);
10180  case 'F': // false
10181  return sax->boolean(false);
10182 
10183  case 'Z': // null
10184  return sax->null();
10185 
10186  case 'U':
10187  {
10188  std::uint8_t number{};
10189  return get_number(input_format_t::ubjson, number) && sax->number_unsigned(number);
10190  }
10191 
10192  case 'i':
10193  {
10194  std::int8_t number{};
10195  return get_number(input_format_t::ubjson, number) && sax->number_integer(number);
10196  }
10197 
10198  case 'I':
10199  {
10200  std::int16_t number{};
10201  return get_number(input_format_t::ubjson, number) && sax->number_integer(number);
10202  }
10203 
10204  case 'l':
10205  {
10206  std::int32_t number{};
10207  return get_number(input_format_t::ubjson, number) && sax->number_integer(number);
10208  }
10209 
10210  case 'L':
10211  {
10212  std::int64_t number{};
10213  return get_number(input_format_t::ubjson, number) && sax->number_integer(number);
10214  }
10215 
10216  case 'd':
10217  {
10218  float number{};
10219  return get_number(input_format_t::ubjson, number) && sax->number_float(static_cast<number_float_t>(number), "");
10220  }
10221 
10222  case 'D':
10223  {
10224  double number{};
10225  return get_number(input_format_t::ubjson, number) && sax->number_float(static_cast<number_float_t>(number), "");
10226  }
10227 
10228  case 'H':
10229  {
10230  return get_ubjson_high_precision_number();
10231  }
10232 
10233  case 'C': // char
10234  {
10235  get();
10236  if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::ubjson, "char")))
10237  {
10238  return false;
10239  }
10240  if (JSON_HEDLEY_UNLIKELY(current > 127))
10241  {
10242  auto last_token = get_token_string();
10243  return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, exception_message(input_format_t::ubjson, "byte after 'C' must be in range 0x00..0x7F; last byte: 0x" + last_token, "char"), BasicJsonType()));
10244  }
10245  string_t s(1, static_cast<typename string_t::value_type>(current));
10246  return sax->string(s);
10247  }
10248 
10249  case 'S': // string
10250  {
10251  string_t s;
10252  return get_ubjson_string(s) && sax->string(s);
10253  }
10254 
10255  case '[': // array
10256  return get_ubjson_array();
10257 
10258  case '{': // object
10259  return get_ubjson_object();
10260 
10261  default: // anything else
10262  {
10263  auto last_token = get_token_string();
10264  return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::ubjson, "invalid byte: 0x" + last_token, "value"), BasicJsonType()));
10265  }
10266  }
10267  }
10268 
10272  bool get_ubjson_array()
10273  {
10274  std::pair<std::size_t, char_int_type> size_and_type;
10275  if (JSON_HEDLEY_UNLIKELY(!get_ubjson_size_type(size_and_type)))
10276  {
10277  return false;
10278  }
10279 
10280  if (size_and_type.first != string_t::npos)
10281  {
10282  if (JSON_HEDLEY_UNLIKELY(!sax->start_array(size_and_type.first)))
10283  {
10284  return false;
10285  }
10286 
10287  if (size_and_type.second != 0)
10288  {
10289  if (size_and_type.second != 'N')
10290  {
10291  for (std::size_t i = 0; i < size_and_type.first; ++i)
10292  {
10293  if (JSON_HEDLEY_UNLIKELY(!get_ubjson_value(size_and_type.second)))
10294  {
10295  return false;
10296  }
10297  }
10298  }
10299  }
10300  else
10301  {
10302  for (std::size_t i = 0; i < size_and_type.first; ++i)
10303  {
10304  if (JSON_HEDLEY_UNLIKELY(!parse_ubjson_internal()))
10305  {
10306  return false;
10307  }
10308  }
10309  }
10310  }
10311  else
10312  {
10313  if (JSON_HEDLEY_UNLIKELY(!sax->start_array(static_cast<std::size_t>(-1))))
10314  {
10315  return false;
10316  }
10317 
10318  while (current != ']')
10319  {
10320  if (JSON_HEDLEY_UNLIKELY(!parse_ubjson_internal(false)))
10321  {
10322  return false;
10323  }
10324  get_ignore_noop();
10325  }
10326  }
10327 
10328  return sax->end_array();
10329  }
10330 
10334  bool get_ubjson_object()
10335  {
10336  std::pair<std::size_t, char_int_type> size_and_type;
10337  if (JSON_HEDLEY_UNLIKELY(!get_ubjson_size_type(size_and_type)))
10338  {
10339  return false;
10340  }
10341 
10342  string_t key;
10343  if (size_and_type.first != string_t::npos)
10344  {
10345  if (JSON_HEDLEY_UNLIKELY(!sax->start_object(size_and_type.first)))
10346  {
10347  return false;
10348  }
10349 
10350  if (size_and_type.second != 0)
10351  {
10352  for (std::size_t i = 0; i < size_and_type.first; ++i)
10353  {
10354  if (JSON_HEDLEY_UNLIKELY(!get_ubjson_string(key) || !sax->key(key)))
10355  {
10356  return false;
10357  }
10358  if (JSON_HEDLEY_UNLIKELY(!get_ubjson_value(size_and_type.second)))
10359  {
10360  return false;
10361  }
10362  key.clear();
10363  }
10364  }
10365  else
10366  {
10367  for (std::size_t i = 0; i < size_and_type.first; ++i)
10368  {
10369  if (JSON_HEDLEY_UNLIKELY(!get_ubjson_string(key) || !sax->key(key)))
10370  {
10371  return false;
10372  }
10373  if (JSON_HEDLEY_UNLIKELY(!parse_ubjson_internal()))
10374  {
10375  return false;
10376  }
10377  key.clear();
10378  }
10379  }
10380  }
10381  else
10382  {
10383  if (JSON_HEDLEY_UNLIKELY(!sax->start_object(static_cast<std::size_t>(-1))))
10384  {
10385  return false;
10386  }
10387 
10388  while (current != '}')
10389  {
10390  if (JSON_HEDLEY_UNLIKELY(!get_ubjson_string(key, false) || !sax->key(key)))
10391  {
10392  return false;
10393  }
10394  if (JSON_HEDLEY_UNLIKELY(!parse_ubjson_internal()))
10395  {
10396  return false;
10397  }
10398  get_ignore_noop();
10399  key.clear();
10400  }
10401  }
10402 
10403  return sax->end_object();
10404  }
10405 
10406  // Note, no reader for UBJSON binary types is implemented because they do
10407  // not exist
10408 
10409  bool get_ubjson_high_precision_number()
10410  {
10411  // get size of following number string
10412  std::size_t size{};
10413  auto res = get_ubjson_size_value(size);
10414  if (JSON_HEDLEY_UNLIKELY(!res))
10415  {
10416  return res;
10417  }
10418 
10419  // get number string
10420  std::vector<char> number_vector;
10421  for (std::size_t i = 0; i < size; ++i)
10422  {
10423  get();
10424  if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::ubjson, "number")))
10425  {
10426  return false;
10427  }
10428  number_vector.push_back(static_cast<char>(current));
10429  }
10430 
10431  // parse number string
10432  using ia_type = decltype(detail::input_adapter(number_vector));
10433  auto number_lexer = detail::lexer<BasicJsonType, ia_type>(detail::input_adapter(number_vector), false);
10434  const auto result_number = number_lexer.scan();
10435  const auto number_string = number_lexer.get_token_string();
10436  const auto result_remainder = number_lexer.scan();
10437 
10438  using token_type = typename detail::lexer_base<BasicJsonType>::token_type;
10439 
10440  if (JSON_HEDLEY_UNLIKELY(result_remainder != token_type::end_of_input))
10441  {
10442  return sax->parse_error(chars_read, number_string, parse_error::create(115, chars_read, exception_message(input_format_t::ubjson, "invalid number text: " + number_lexer.get_token_string(), "high-precision number"), BasicJsonType()));
10443  }
10444 
10445  switch (result_number)
10446  {
10447  case token_type::value_integer:
10448  return sax->number_integer(number_lexer.get_number_integer());
10449  case token_type::value_unsigned:
10450  return sax->number_unsigned(number_lexer.get_number_unsigned());
10451  case token_type::value_float:
10452  return sax->number_float(number_lexer.get_number_float(), std::move(number_string));
10453  case token_type::uninitialized:
10454  case token_type::literal_true:
10455  case token_type::literal_false:
10456  case token_type::literal_null:
10457  case token_type::value_string:
10458  case token_type::begin_array:
10459  case token_type::begin_object:
10460  case token_type::end_array:
10461  case token_type::end_object:
10462  case token_type::name_separator:
10463  case token_type::value_separator:
10464  case token_type::parse_error:
10465  case token_type::end_of_input:
10466  case token_type::literal_or_value:
10467  default:
10468  return sax->parse_error(chars_read, number_string, parse_error::create(115, chars_read, exception_message(input_format_t::ubjson, "invalid number text: " + number_lexer.get_token_string(), "high-precision number"), BasicJsonType()));
10469  }
10470  }
10471 
10473  // Utility functions //
10475 
10485  char_int_type get()
10486  {
10487  ++chars_read;
10488  return current = ia.get_character();
10489  }
10490 
10494  char_int_type get_ignore_noop()
10495  {
10496  do
10497  {
10498  get();
10499  }
10500  while (current == 'N');
10501 
10502  return current;
10503  }
10504 
10505  /*
10506  @brief read a number from the input
10507 
10508  @tparam NumberType the type of the number
10509  @param[in] format the current format (for diagnostics)
10510  @param[out] result number of type @a NumberType
10511 
10512  @return whether conversion completed
10513 
10514  @note This function needs to respect the system's endianness, because
10515  bytes in CBOR, MessagePack, and UBJSON are stored in network order
10516  (big endian) and therefore need reordering on little endian systems.
10517  */
10518  template<typename NumberType, bool InputIsLittleEndian = false>
10519  bool get_number(const input_format_t format, NumberType& result)
10520  {
10521  // step 1: read input into array with system's byte order
10522  std::array<std::uint8_t, sizeof(NumberType)> vec{};
10523  for (std::size_t i = 0; i < sizeof(NumberType); ++i)
10524  {
10525  get();
10526  if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(format, "number")))
10527  {
10528  return false;
10529  }
10530 
10531  // reverse byte order prior to conversion if necessary
10532  if (is_little_endian != InputIsLittleEndian)
10533  {
10534  vec[sizeof(NumberType) - i - 1] = static_cast<std::uint8_t>(current);
10535  }
10536  else
10537  {
10538  vec[i] = static_cast<std::uint8_t>(current); // LCOV_EXCL_LINE
10539  }
10540  }
10541 
10542  // step 2: convert array into number of type T and return
10543  std::memcpy(&result, vec.data(), sizeof(NumberType));
10544  return true;
10545  }
10546 
10561  template<typename NumberType>
10562  bool get_string(const input_format_t format,
10563  const NumberType len,
10564  string_t& result)
10565  {
10566  bool success = true;
10567  for (NumberType i = 0; i < len; i++)
10568  {
10569  get();
10570  if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(format, "string")))
10571  {
10572  success = false;
10573  break;
10574  }
10575  result.push_back(static_cast<typename string_t::value_type>(current));
10576  }
10577  return success;
10578  }
10579 
10594  template<typename NumberType>
10595  bool get_binary(const input_format_t format,
10596  const NumberType len,
10597  binary_t& result)
10598  {
10599  bool success = true;
10600  for (NumberType i = 0; i < len; i++)
10601  {
10602  get();
10603  if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(format, "binary")))
10604  {
10605  success = false;
10606  break;
10607  }
10608  result.push_back(static_cast<std::uint8_t>(current));
10609  }
10610  return success;
10611  }
10612 
10618  JSON_HEDLEY_NON_NULL(3)
10619  bool unexpect_eof(const input_format_t format, const char* context) const
10620  {
10621  if (JSON_HEDLEY_UNLIKELY(current == std::char_traits<char_type>::eof()))
10622  {
10623  return sax->parse_error(chars_read, "<end of file>",
10624  parse_error::create(110, chars_read, exception_message(format, "unexpected end of input", context), BasicJsonType()));
10625  }
10626  return true;
10627  }
10628 
10632  std::string get_token_string() const
10633  {
10634  std::array<char, 3> cr{{}};
10635  static_cast<void>((std::snprintf)(cr.data(), cr.size(), "%.2hhX", static_cast<unsigned char>(current))); // NOLINT(cppcoreguidelines-pro-type-vararg,hicpp-vararg)
10636  return std::string{cr.data()};
10637  }
10638 
10645  std::string exception_message(const input_format_t format,
10646  const std::string& detail,
10647  const std::string& context) const
10648  {
10649  std::string error_msg = "syntax error while parsing ";
10650 
10651  switch (format)
10652  {
10653  case input_format_t::cbor:
10654  error_msg += "CBOR";
10655  break;
10656 
10657  case input_format_t::msgpack:
10658  error_msg += "MessagePack";
10659  break;
10660 
10661  case input_format_t::ubjson:
10662  error_msg += "UBJSON";
10663  break;
10664 
10665  case input_format_t::bson:
10666  error_msg += "BSON";
10667  break;
10668 
10669  case input_format_t::json: // LCOV_EXCL_LINE
10670  default: // LCOV_EXCL_LINE
10671  JSON_ASSERT(false); // NOLINT(cert-dcl03-c,hicpp-static-assert,misc-static-assert) LCOV_EXCL_LINE
10672  }
10673 
10674  return error_msg + " " + context + ": " + detail;
10675  }
10676 
10677  private:
10679  InputAdapterType ia;
10680 
10682  char_int_type current = std::char_traits<char_type>::eof();
10683 
10685  std::size_t chars_read = 0;
10686 
10688  const bool is_little_endian = little_endianness();
10689 
10691  json_sax_t* sax = nullptr;
10692 };
10693 } // namespace detail
10694 } // namespace nlohmann
10695 
10696 // #include <nlohmann/detail/input/input_adapters.hpp>
10697 
10698 // #include <nlohmann/detail/input/lexer.hpp>
10699 
10700 // #include <nlohmann/detail/input/parser.hpp>
10701 
10702 
10703 #include <cmath> // isfinite
10704 #include <cstdint> // uint8_t
10705 #include <functional> // function
10706 #include <string> // string
10707 #include <utility> // move
10708 #include <vector> // vector
10709 
10710 // #include <nlohmann/detail/exceptions.hpp>
10711 
10712 // #include <nlohmann/detail/input/input_adapters.hpp>
10713 
10714 // #include <nlohmann/detail/input/json_sax.hpp>
10715 
10716 // #include <nlohmann/detail/input/lexer.hpp>
10717 
10718 // #include <nlohmann/detail/macro_scope.hpp>
10719 
10720 // #include <nlohmann/detail/meta/is_sax.hpp>
10721 
10722 // #include <nlohmann/detail/value_t.hpp>
10723 
10724 
10725 namespace nlohmann
10726 {
10727 namespace detail
10728 {
10730 // parser //
10732 
10733 enum class parse_event_t : std::uint8_t
10734 {
10736  object_start,
10738  object_end,
10740  array_start,
10742  array_end,
10744  key,
10746  value
10747 };
10748 
10749 template<typename BasicJsonType>
10750 using parser_callback_t =
10751  std::function<bool(int /*depth*/, parse_event_t /*event*/, BasicJsonType& /*parsed*/)>;
10752 
10758 template<typename BasicJsonType, typename InputAdapterType>
10759 class parser
10760 {
10761  using number_integer_t = typename BasicJsonType::number_integer_t;
10762  using number_unsigned_t = typename BasicJsonType::number_unsigned_t;
10763  using number_float_t = typename BasicJsonType::number_float_t;
10764  using string_t = typename BasicJsonType::string_t;
10765  using lexer_t = lexer<BasicJsonType, InputAdapterType>;
10766  using token_type = typename lexer_t::token_type;
10767 
10768  public:
10770  explicit parser(InputAdapterType&& adapter,
10771  const parser_callback_t<BasicJsonType> cb = nullptr,
10772  const bool allow_exceptions_ = true,
10773  const bool skip_comments = false)
10774  : callback(cb)
10775  , m_lexer(std::move(adapter), skip_comments)
10776  , allow_exceptions(allow_exceptions_)
10777  {
10778  // read first token
10779  get_token();
10780  }
10781 
10792  void parse(const bool strict, BasicJsonType& result)
10793  {
10794  if (callback)
10795  {
10796  json_sax_dom_callback_parser<BasicJsonType> sdp(result, callback, allow_exceptions);
10797  sax_parse_internal(&sdp);
10798 
10799  // in strict mode, input must be completely read
10800  if (strict && (get_token() != token_type::end_of_input))
10801  {
10802  sdp.parse_error(m_lexer.get_position(),
10803  m_lexer.get_token_string(),
10804  parse_error::create(101, m_lexer.get_position(),
10805  exception_message(token_type::end_of_input, "value"), BasicJsonType()));
10806  }
10807 
10808  // in case of an error, return discarded value
10809  if (sdp.is_errored())
10810  {
10811  result = value_t::discarded;
10812  return;
10813  }
10814 
10815  // set top-level value to null if it was discarded by the callback
10816  // function
10817  if (result.is_discarded())
10818  {
10819  result = nullptr;
10820  }
10821  }
10822  else
10823  {
10824  json_sax_dom_parser<BasicJsonType> sdp(result, allow_exceptions);
10825  sax_parse_internal(&sdp);
10826 
10827  // in strict mode, input must be completely read
10828  if (strict && (get_token() != token_type::end_of_input))
10829  {
10830  sdp.parse_error(m_lexer.get_position(),
10831  m_lexer.get_token_string(),
10832  parse_error::create(101, m_lexer.get_position(), exception_message(token_type::end_of_input, "value"), BasicJsonType()));
10833  }
10834 
10835  // in case of an error, return discarded value
10836  if (sdp.is_errored())
10837  {
10838  result = value_t::discarded;
10839  return;
10840  }
10841  }
10842 
10843  result.assert_invariant();
10844  }
10845 
10852  bool accept(const bool strict = true)
10853  {
10854  json_sax_acceptor<BasicJsonType> sax_acceptor;
10855  return sax_parse(&sax_acceptor, strict);
10856  }
10857 
10858  template<typename SAX>
10859  JSON_HEDLEY_NON_NULL(2)
10860  bool sax_parse(SAX* sax, const bool strict = true)
10861  {
10862  (void)detail::is_sax_static_asserts<SAX, BasicJsonType> {};
10863  const bool result = sax_parse_internal(sax);
10864 
10865  // strict mode: next byte must be EOF
10866  if (result && strict && (get_token() != token_type::end_of_input))
10867  {
10868  return sax->parse_error(m_lexer.get_position(),
10869  m_lexer.get_token_string(),
10870  parse_error::create(101, m_lexer.get_position(), exception_message(token_type::end_of_input, "value"), BasicJsonType()));
10871  }
10872 
10873  return result;
10874  }
10875 
10876  private:
10877  template<typename SAX>
10878  JSON_HEDLEY_NON_NULL(2)
10879  bool sax_parse_internal(SAX* sax)
10880  {
10881  // stack to remember the hierarchy of structured values we are parsing
10882  // true = array; false = object
10883  std::vector<bool> states;
10884  // value to avoid a goto (see comment where set to true)
10885  bool skip_to_state_evaluation = false;
10886 
10887  while (true)
10888  {
10889  if (!skip_to_state_evaluation)
10890  {
10891  // invariant: get_token() was called before each iteration
10892  switch (last_token)
10893  {
10894  case token_type::begin_object:
10895  {
10896  if (JSON_HEDLEY_UNLIKELY(!sax->start_object(static_cast<std::size_t>(-1))))
10897  {
10898  return false;
10899  }
10900 
10901  // closing } -> we are done
10902  if (get_token() == token_type::end_object)
10903  {
10904  if (JSON_HEDLEY_UNLIKELY(!sax->end_object()))
10905  {
10906  return false;
10907  }
10908  break;
10909  }
10910 
10911  // parse key
10912  if (JSON_HEDLEY_UNLIKELY(last_token != token_type::value_string))
10913  {
10914  return sax->parse_error(m_lexer.get_position(),
10915  m_lexer.get_token_string(),
10916  parse_error::create(101, m_lexer.get_position(), exception_message(token_type::value_string, "object key"), BasicJsonType()));
10917  }
10918  if (JSON_HEDLEY_UNLIKELY(!sax->key(m_lexer.get_string())))
10919  {
10920  return false;
10921  }
10922 
10923  // parse separator (:)
10924  if (JSON_HEDLEY_UNLIKELY(get_token() != token_type::name_separator))
10925  {
10926  return sax->parse_error(m_lexer.get_position(),
10927  m_lexer.get_token_string(),
10928  parse_error::create(101, m_lexer.get_position(), exception_message(token_type::name_separator, "object separator"), BasicJsonType()));
10929  }
10930 
10931  // remember we are now inside an object
10932  states.push_back(false);
10933 
10934  // parse values
10935  get_token();
10936  continue;
10937  }
10938 
10939  case token_type::begin_array:
10940  {
10941  if (JSON_HEDLEY_UNLIKELY(!sax->start_array(static_cast<std::size_t>(-1))))
10942  {
10943  return false;
10944  }
10945 
10946  // closing ] -> we are done
10947  if (get_token() == token_type::end_array)
10948  {
10949  if (JSON_HEDLEY_UNLIKELY(!sax->end_array()))
10950  {
10951  return false;
10952  }
10953  break;
10954  }
10955 
10956  // remember we are now inside an array
10957  states.push_back(true);
10958 
10959  // parse values (no need to call get_token)
10960  continue;
10961  }
10962 
10963  case token_type::value_float:
10964  {
10965  const auto res = m_lexer.get_number_float();
10966 
10967  if (JSON_HEDLEY_UNLIKELY(!std::isfinite(res)))
10968  {
10969  return sax->parse_error(m_lexer.get_position(),
10970  m_lexer.get_token_string(),
10971  out_of_range::create(406, "number overflow parsing '" + m_lexer.get_token_string() + "'", BasicJsonType()));
10972  }
10973 
10974  if (JSON_HEDLEY_UNLIKELY(!sax->number_float(res, m_lexer.get_string())))
10975  {
10976  return false;
10977  }
10978 
10979  break;
10980  }
10981 
10982  case token_type::literal_false:
10983  {
10984  if (JSON_HEDLEY_UNLIKELY(!sax->boolean(false)))
10985  {
10986  return false;
10987  }
10988  break;
10989  }
10990 
10991  case token_type::literal_null:
10992  {
10993  if (JSON_HEDLEY_UNLIKELY(!sax->null()))
10994  {
10995  return false;
10996  }
10997  break;
10998  }
10999 
11000  case token_type::literal_true:
11001  {
11002  if (JSON_HEDLEY_UNLIKELY(!sax->boolean(true)))
11003  {
11004  return false;
11005  }
11006  break;
11007  }
11008 
11009  case token_type::value_integer:
11010  {
11011  if (JSON_HEDLEY_UNLIKELY(!sax->number_integer(m_lexer.get_number_integer())))
11012  {
11013  return false;
11014  }
11015  break;
11016  }
11017 
11018  case token_type::value_string:
11019  {
11020  if (JSON_HEDLEY_UNLIKELY(!sax->string(m_lexer.get_string())))
11021  {
11022  return false;
11023  }
11024  break;
11025  }
11026 
11027  case token_type::value_unsigned:
11028  {
11029  if (JSON_HEDLEY_UNLIKELY(!sax->number_unsigned(m_lexer.get_number_unsigned())))
11030  {
11031  return false;
11032  }
11033  break;
11034  }
11035 
11036  case token_type::parse_error:
11037  {
11038  // using "uninitialized" to avoid "expected" message
11039  return sax->parse_error(m_lexer.get_position(),
11040  m_lexer.get_token_string(),
11041  parse_error::create(101, m_lexer.get_position(), exception_message(token_type::uninitialized, "value"), BasicJsonType()));
11042  }
11043 
11044  case token_type::uninitialized:
11045  case token_type::end_array:
11046  case token_type::end_object:
11047  case token_type::name_separator:
11048  case token_type::value_separator:
11049  case token_type::end_of_input:
11050  case token_type::literal_or_value:
11051  default: // the last token was unexpected
11052  {
11053  return sax->parse_error(m_lexer.get_position(),
11054  m_lexer.get_token_string(),
11055  parse_error::create(101, m_lexer.get_position(), exception_message(token_type::literal_or_value, "value"), BasicJsonType()));
11056  }
11057  }
11058  }
11059  else
11060  {
11061  skip_to_state_evaluation = false;
11062  }
11063 
11064  // we reached this line after we successfully parsed a value
11065  if (states.empty())
11066  {
11067  // empty stack: we reached the end of the hierarchy: done
11068  return true;
11069  }
11070 
11071  if (states.back()) // array
11072  {
11073  // comma -> next value
11074  if (get_token() == token_type::value_separator)
11075  {
11076  // parse a new value
11077  get_token();
11078  continue;
11079  }
11080 
11081  // closing ]
11082  if (JSON_HEDLEY_LIKELY(last_token == token_type::end_array))
11083  {
11084  if (JSON_HEDLEY_UNLIKELY(!sax->end_array()))
11085  {
11086  return false;
11087  }
11088 
11089  // We are done with this array. Before we can parse a
11090  // new value, we need to evaluate the new state first.
11091  // By setting skip_to_state_evaluation to false, we
11092  // are effectively jumping to the beginning of this if.
11093  JSON_ASSERT(!states.empty());
11094  states.pop_back();
11095  skip_to_state_evaluation = true;
11096  continue;
11097  }
11098 
11099  return sax->parse_error(m_lexer.get_position(),
11100  m_lexer.get_token_string(),
11101  parse_error::create(101, m_lexer.get_position(), exception_message(token_type::end_array, "array"), BasicJsonType()));
11102  }
11103 
11104  // states.back() is false -> object
11105 
11106  // comma -> next value
11107  if (get_token() == token_type::value_separator)
11108  {
11109  // parse key
11110  if (JSON_HEDLEY_UNLIKELY(get_token() != token_type::value_string))
11111  {
11112  return sax->parse_error(m_lexer.get_position(),
11113  m_lexer.get_token_string(),
11114  parse_error::create(101, m_lexer.get_position(), exception_message(token_type::value_string, "object key"), BasicJsonType()));
11115  }
11116 
11117  if (JSON_HEDLEY_UNLIKELY(!sax->key(m_lexer.get_string())))
11118  {
11119  return false;
11120  }
11121 
11122  // parse separator (:)
11123  if (JSON_HEDLEY_UNLIKELY(get_token() != token_type::name_separator))
11124  {
11125  return sax->parse_error(m_lexer.get_position(),
11126  m_lexer.get_token_string(),
11127  parse_error::create(101, m_lexer.get_position(), exception_message(token_type::name_separator, "object separator"), BasicJsonType()));
11128  }
11129 
11130  // parse values
11131  get_token();
11132  continue;
11133  }
11134 
11135  // closing }
11136  if (JSON_HEDLEY_LIKELY(last_token == token_type::end_object))
11137  {
11138  if (JSON_HEDLEY_UNLIKELY(!sax->end_object()))
11139  {
11140  return false;
11141  }
11142 
11143  // We are done with this object. Before we can parse a
11144  // new value, we need to evaluate the new state first.
11145  // By setting skip_to_state_evaluation to false, we
11146  // are effectively jumping to the beginning of this if.
11147  JSON_ASSERT(!states.empty());
11148  states.pop_back();
11149  skip_to_state_evaluation = true;
11150  continue;
11151  }
11152 
11153  return sax->parse_error(m_lexer.get_position(),
11154  m_lexer.get_token_string(),
11155  parse_error::create(101, m_lexer.get_position(), exception_message(token_type::end_object, "object"), BasicJsonType()));
11156  }
11157  }
11158 
11160  token_type get_token()
11161  {
11162  return last_token = m_lexer.scan();
11163  }
11164 
11165  std::string exception_message(const token_type expected, const std::string& context)
11166  {
11167  std::string error_msg = "syntax error ";
11168 
11169  if (!context.empty())
11170  {
11171  error_msg += "while parsing " + context + " ";
11172  }
11173 
11174  error_msg += "- ";
11175 
11176  if (last_token == token_type::parse_error)
11177  {
11178  error_msg += std::string(m_lexer.get_error_message()) + "; last read: '" +
11179  m_lexer.get_token_string() + "'";
11180  }
11181  else
11182  {
11183  error_msg += "unexpected " + std::string(lexer_t::token_type_name(last_token));
11184  }
11185 
11186  if (expected != token_type::uninitialized)
11187  {
11188  error_msg += "; expected " + std::string(lexer_t::token_type_name(expected));
11189  }
11190 
11191  return error_msg;
11192  }
11193 
11194  private:
11196  const parser_callback_t<BasicJsonType> callback = nullptr;
11198  token_type last_token = token_type::uninitialized;
11200  lexer_t m_lexer;
11202  const bool allow_exceptions = true;
11203 };
11204 
11205 } // namespace detail
11206 } // namespace nlohmann
11207 
11208 // #include <nlohmann/detail/iterators/internal_iterator.hpp>
11209 
11210 
11211 // #include <nlohmann/detail/iterators/primitive_iterator.hpp>
11212 
11213 
11214 #include <cstddef> // ptrdiff_t
11215 #include <limits> // numeric_limits
11216 
11217 // #include <nlohmann/detail/macro_scope.hpp>
11218 
11219 
11220 namespace nlohmann
11221 {
11222 namespace detail
11223 {
11224 /*
11225 @brief an iterator for primitive JSON types
11226 
11227 This class models an iterator for primitive JSON types (boolean, number,
11228 string). It's only purpose is to allow the iterator/const_iterator classes
11229 to "iterate" over primitive values. Internally, the iterator is modeled by
11230 a `difference_type` variable. Value begin_value (`0`) models the begin,
11231 end_value (`1`) models past the end.
11232 */
11233 class primitive_iterator_t
11234 {
11235  private:
11236  using difference_type = std::ptrdiff_t;
11237  static constexpr difference_type begin_value = 0;
11238  static constexpr difference_type end_value = begin_value + 1;
11239 
11240  JSON_PRIVATE_UNLESS_TESTED:
11242  difference_type m_it = (std::numeric_limits<std::ptrdiff_t>::min)();
11243 
11244  public:
11245  constexpr difference_type get_value() const noexcept
11246  {
11247  return m_it;
11248  }
11249 
11251  void set_begin() noexcept
11252  {
11253  m_it = begin_value;
11254  }
11255 
11257  void set_end() noexcept
11258  {
11259  m_it = end_value;
11260  }
11261 
11263  constexpr bool is_begin() const noexcept
11264  {
11265  return m_it == begin_value;
11266  }
11267 
11269  constexpr bool is_end() const noexcept
11270  {
11271  return m_it == end_value;
11272  }
11273 
11274  friend constexpr bool operator==(primitive_iterator_t lhs, primitive_iterator_t rhs) noexcept
11275  {
11276  return lhs.m_it == rhs.m_it;
11277  }
11278 
11279  friend constexpr bool operator<(primitive_iterator_t lhs, primitive_iterator_t rhs) noexcept
11280  {
11281  return lhs.m_it < rhs.m_it;
11282  }
11283 
11284  primitive_iterator_t operator+(difference_type n) noexcept
11285  {
11286  auto result = *this;
11287  result += n;
11288  return result;
11289  }
11290 
11291  friend constexpr difference_type operator-(primitive_iterator_t lhs, primitive_iterator_t rhs) noexcept
11292  {
11293  return lhs.m_it - rhs.m_it;
11294  }
11295 
11296  primitive_iterator_t& operator++() noexcept
11297  {
11298  ++m_it;
11299  return *this;
11300  }
11301 
11302  primitive_iterator_t const operator++(int) noexcept // NOLINT(readability-const-return-type)
11303  {
11304  auto result = *this;
11305  ++m_it;
11306  return result;
11307  }
11308 
11309  primitive_iterator_t& operator--() noexcept
11310  {
11311  --m_it;
11312  return *this;
11313  }
11314 
11315  primitive_iterator_t const operator--(int) noexcept // NOLINT(readability-const-return-type)
11316  {
11317  auto result = *this;
11318  --m_it;
11319  return result;
11320  }
11321 
11322  primitive_iterator_t& operator+=(difference_type n) noexcept
11323  {
11324  m_it += n;
11325  return *this;
11326  }
11327 
11328  primitive_iterator_t& operator-=(difference_type n) noexcept
11329  {
11330  m_it -= n;
11331  return *this;
11332  }
11333 };
11334 } // namespace detail
11335 } // namespace nlohmann
11336 
11337 
11338 namespace nlohmann
11339 {
11340 namespace detail
11341 {
11348 template<typename BasicJsonType> struct internal_iterator
11349 {
11351  typename BasicJsonType::object_t::iterator object_iterator {};
11353  typename BasicJsonType::array_t::iterator array_iterator {};
11355  primitive_iterator_t primitive_iterator {};
11356 };
11357 } // namespace detail
11358 } // namespace nlohmann
11359 
11360 // #include <nlohmann/detail/iterators/iter_impl.hpp>
11361 
11362 
11363 #include <iterator> // iterator, random_access_iterator_tag, bidirectional_iterator_tag, advance, next
11364 #include <type_traits> // conditional, is_const, remove_const
11365 
11366 // #include <nlohmann/detail/exceptions.hpp>
11367 
11368 // #include <nlohmann/detail/iterators/internal_iterator.hpp>
11369 
11370 // #include <nlohmann/detail/iterators/primitive_iterator.hpp>
11371 
11372 // #include <nlohmann/detail/macro_scope.hpp>
11373 
11374 // #include <nlohmann/detail/meta/cpp_future.hpp>
11375 
11376 // #include <nlohmann/detail/meta/type_traits.hpp>
11377 
11378 // #include <nlohmann/detail/value_t.hpp>
11379 
11380 
11381 namespace nlohmann
11382 {
11383 namespace detail
11384 {
11385 // forward declare, to be able to friend it later on
11386 template<typename IteratorType> class iteration_proxy;
11387 template<typename IteratorType> class iteration_proxy_value;
11388 
11405 template<typename BasicJsonType>
11406 class iter_impl // NOLINT(cppcoreguidelines-special-member-functions,hicpp-special-member-functions)
11407 {
11409  using other_iter_impl = iter_impl<typename std::conditional<std::is_const<BasicJsonType>::value, typename std::remove_const<BasicJsonType>::type, const BasicJsonType>::type>;
11411  friend other_iter_impl;
11412  friend BasicJsonType;
11413  friend iteration_proxy<iter_impl>;
11414  friend iteration_proxy_value<iter_impl>;
11415 
11416  using object_t = typename BasicJsonType::object_t;
11417  using array_t = typename BasicJsonType::array_t;
11418  // make sure BasicJsonType is basic_json or const basic_json
11419  static_assert(is_basic_json<typename std::remove_const<BasicJsonType>::type>::value,
11420  "iter_impl only accepts (const) basic_json");
11421 
11422  public:
11423 
11429  using iterator_category = std::bidirectional_iterator_tag;
11430 
11432  using value_type = typename BasicJsonType::value_type;
11434  using difference_type = typename BasicJsonType::difference_type;
11436  using pointer = typename std::conditional<std::is_const<BasicJsonType>::value,
11437  typename BasicJsonType::const_pointer,
11438  typename BasicJsonType::pointer>::type;
11440  using reference =
11441  typename std::conditional<std::is_const<BasicJsonType>::value,
11442  typename BasicJsonType::const_reference,
11443  typename BasicJsonType::reference>::type;
11444 
11445  iter_impl() = default;
11446  ~iter_impl() = default;
11447  iter_impl(iter_impl&&) noexcept = default;
11448  iter_impl& operator=(iter_impl&&) noexcept = default;
11449 
11456  explicit iter_impl(pointer object) noexcept : m_object(object)
11457  {
11458  JSON_ASSERT(m_object != nullptr);
11459 
11460  switch (m_object->m_type)
11461  {
11462  case value_t::object:
11463  {
11464  m_it.object_iterator = typename object_t::iterator();
11465  break;
11466  }
11467 
11468  case value_t::array:
11469  {
11470  m_it.array_iterator = typename array_t::iterator();
11471  break;
11472  }
11473 
11474  case value_t::null:
11475  case value_t::string:
11476  case value_t::boolean:
11477  case value_t::number_integer:
11478  case value_t::number_unsigned:
11479  case value_t::number_float:
11480  case value_t::binary:
11481  case value_t::discarded:
11482  default:
11483  {
11484  m_it.primitive_iterator = primitive_iterator_t();
11485  break;
11486  }
11487  }
11488  }
11489 
11506  iter_impl(const iter_impl<const BasicJsonType>& other) noexcept
11507  : m_object(other.m_object), m_it(other.m_it)
11508  {}
11509 
11516  iter_impl& operator=(const iter_impl<const BasicJsonType>& other) noexcept
11517  {
11518  if (&other != this)
11519  {
11520  m_object = other.m_object;
11521  m_it = other.m_it;
11522  }
11523  return *this;
11524  }
11525 
11531  iter_impl(const iter_impl<typename std::remove_const<BasicJsonType>::type>& other) noexcept
11532  : m_object(other.m_object), m_it(other.m_it)
11533  {}
11534 
11541  iter_impl& operator=(const iter_impl<typename std::remove_const<BasicJsonType>::type>& other) noexcept // NOLINT(cert-oop54-cpp)
11542  {
11543  m_object = other.m_object;
11544  m_it = other.m_it;
11545  return *this;
11546  }
11547 
11548  JSON_PRIVATE_UNLESS_TESTED:
11553  void set_begin() noexcept
11554  {
11555  JSON_ASSERT(m_object != nullptr);
11556 
11557  switch (m_object->m_type)
11558  {
11559  case value_t::object:
11560  {
11561  m_it.object_iterator = m_object->m_value.object->begin();
11562  break;
11563  }
11564 
11565  case value_t::array:
11566  {
11567  m_it.array_iterator = m_object->m_value.array->begin();
11568  break;
11569  }
11570 
11571  case value_t::null:
11572  {
11573  // set to end so begin()==end() is true: null is empty
11574  m_it.primitive_iterator.set_end();
11575  break;
11576  }
11577 
11578  case value_t::string:
11579  case value_t::boolean:
11580  case value_t::number_integer:
11581  case value_t::number_unsigned:
11582  case value_t::number_float:
11583  case value_t::binary:
11584  case value_t::discarded:
11585  default:
11586  {
11587  m_it.primitive_iterator.set_begin();
11588  break;
11589  }
11590  }
11591  }
11592 
11597  void set_end() noexcept
11598  {
11599  JSON_ASSERT(m_object != nullptr);
11600 
11601  switch (m_object->m_type)
11602  {
11603  case value_t::object:
11604  {
11605  m_it.object_iterator = m_object->m_value.object->end();
11606  break;
11607  }
11608 
11609  case value_t::array:
11610  {
11611  m_it.array_iterator = m_object->m_value.array->end();
11612  break;
11613  }
11614 
11615  case value_t::null:
11616  case value_t::string:
11617  case value_t::boolean:
11618  case value_t::number_integer:
11619  case value_t::number_unsigned:
11620  case value_t::number_float:
11621  case value_t::binary:
11622  case value_t::discarded:
11623  default:
11624  {
11625  m_it.primitive_iterator.set_end();
11626  break;
11627  }
11628  }
11629  }
11630 
11631  public:
11636  reference operator*() const
11637  {
11638  JSON_ASSERT(m_object != nullptr);
11639 
11640  switch (m_object->m_type)
11641  {
11642  case value_t::object:
11643  {
11644  JSON_ASSERT(m_it.object_iterator != m_object->m_value.object->end());
11645  return m_it.object_iterator->second;
11646  }
11647 
11648  case value_t::array:
11649  {
11650  JSON_ASSERT(m_it.array_iterator != m_object->m_value.array->end());
11651  return *m_it.array_iterator;
11652  }
11653 
11654  case value_t::null:
11655  JSON_THROW(invalid_iterator::create(214, "cannot get value", *m_object));
11656 
11657  case value_t::string:
11658  case value_t::boolean:
11659  case value_t::number_integer:
11660  case value_t::number_unsigned:
11661  case value_t::number_float:
11662  case value_t::binary:
11663  case value_t::discarded:
11664  default:
11665  {
11666  if (JSON_HEDLEY_LIKELY(m_it.primitive_iterator.is_begin()))
11667  {
11668  return *m_object;
11669  }
11670 
11671  JSON_THROW(invalid_iterator::create(214, "cannot get value", *m_object));
11672  }
11673  }
11674  }
11675 
11680  pointer operator->() const
11681  {
11682  JSON_ASSERT(m_object != nullptr);
11683 
11684  switch (m_object->m_type)
11685  {
11686  case value_t::object:
11687  {
11688  JSON_ASSERT(m_it.object_iterator != m_object->m_value.object->end());
11689  return &(m_it.object_iterator->second);
11690  }
11691 
11692  case value_t::array:
11693  {
11694  JSON_ASSERT(m_it.array_iterator != m_object->m_value.array->end());
11695  return &*m_it.array_iterator;
11696  }
11697 
11698  case value_t::null:
11699  case value_t::string:
11700  case value_t::boolean:
11701  case value_t::number_integer:
11702  case value_t::number_unsigned:
11703  case value_t::number_float:
11704  case value_t::binary:
11705  case value_t::discarded:
11706  default:
11707  {
11708  if (JSON_HEDLEY_LIKELY(m_it.primitive_iterator.is_begin()))
11709  {
11710  return m_object;
11711  }
11712 
11713  JSON_THROW(invalid_iterator::create(214, "cannot get value", *m_object));
11714  }
11715  }
11716  }
11717 
11722  iter_impl const operator++(int) // NOLINT(readability-const-return-type)
11723  {
11724  auto result = *this;
11725  ++(*this);
11726  return result;
11727  }
11728 
11733  iter_impl& operator++()
11734  {
11735  JSON_ASSERT(m_object != nullptr);
11736 
11737  switch (m_object->m_type)
11738  {
11739  case value_t::object:
11740  {
11741  std::advance(m_it.object_iterator, 1);
11742  break;
11743  }
11744 
11745  case value_t::array:
11746  {
11747  std::advance(m_it.array_iterator, 1);
11748  break;
11749  }
11750 
11751  case value_t::null:
11752  case value_t::string:
11753  case value_t::boolean:
11754  case value_t::number_integer:
11755  case value_t::number_unsigned:
11756  case value_t::number_float:
11757  case value_t::binary:
11758  case value_t::discarded:
11759  default:
11760  {
11761  ++m_it.primitive_iterator;
11762  break;
11763  }
11764  }
11765 
11766  return *this;
11767  }
11768 
11773  iter_impl const operator--(int) // NOLINT(readability-const-return-type)
11774  {
11775  auto result = *this;
11776  --(*this);
11777  return result;
11778  }
11779 
11784  iter_impl& operator--()
11785  {
11786  JSON_ASSERT(m_object != nullptr);
11787 
11788  switch (m_object->m_type)
11789  {
11790  case value_t::object:
11791  {
11792  std::advance(m_it.object_iterator, -1);
11793  break;
11794  }
11795 
11796  case value_t::array:
11797  {
11798  std::advance(m_it.array_iterator, -1);
11799  break;
11800  }
11801 
11802  case value_t::null:
11803  case value_t::string:
11804  case value_t::boolean:
11805  case value_t::number_integer:
11806  case value_t::number_unsigned:
11807  case value_t::number_float:
11808  case value_t::binary:
11809  case value_t::discarded:
11810  default:
11811  {
11812  --m_it.primitive_iterator;
11813  break;
11814  }
11815  }
11816 
11817  return *this;
11818  }
11819 
11824  template < typename IterImpl, detail::enable_if_t < (std::is_same<IterImpl, iter_impl>::value || std::is_same<IterImpl, other_iter_impl>::value), std::nullptr_t > = nullptr >
11825  bool operator==(const IterImpl& other) const
11826  {
11827  // if objects are not the same, the comparison is undefined
11828  if (JSON_HEDLEY_UNLIKELY(m_object != other.m_object))
11829  {
11830  JSON_THROW(invalid_iterator::create(212, "cannot compare iterators of different containers", *m_object));
11831  }
11832 
11833  JSON_ASSERT(m_object != nullptr);
11834 
11835  switch (m_object->m_type)
11836  {
11837  case value_t::object:
11838  return (m_it.object_iterator == other.m_it.object_iterator);
11839 
11840  case value_t::array:
11841  return (m_it.array_iterator == other.m_it.array_iterator);
11842 
11843  case value_t::null:
11844  case value_t::string:
11845  case value_t::boolean:
11846  case value_t::number_integer:
11847  case value_t::number_unsigned:
11848  case value_t::number_float:
11849  case value_t::binary:
11850  case value_t::discarded:
11851  default:
11852  return (m_it.primitive_iterator == other.m_it.primitive_iterator);
11853  }
11854  }
11855 
11860  template < typename IterImpl, detail::enable_if_t < (std::is_same<IterImpl, iter_impl>::value || std::is_same<IterImpl, other_iter_impl>::value), std::nullptr_t > = nullptr >
11861  bool operator!=(const IterImpl& other) const
11862  {
11863  return !operator==(other);
11864  }
11865 
11870  bool operator<(const iter_impl& other) const
11871  {
11872  // if objects are not the same, the comparison is undefined
11873  if (JSON_HEDLEY_UNLIKELY(m_object != other.m_object))
11874  {
11875  JSON_THROW(invalid_iterator::create(212, "cannot compare iterators of different containers", *m_object));
11876  }
11877 
11878  JSON_ASSERT(m_object != nullptr);
11879 
11880  switch (m_object->m_type)
11881  {
11882  case value_t::object:
11883  JSON_THROW(invalid_iterator::create(213, "cannot compare order of object iterators", *m_object));
11884 
11885  case value_t::array:
11886  return (m_it.array_iterator < other.m_it.array_iterator);
11887 
11888  case value_t::null:
11889  case value_t::string:
11890  case value_t::boolean:
11891  case value_t::number_integer:
11892  case value_t::number_unsigned:
11893  case value_t::number_float:
11894  case value_t::binary:
11895  case value_t::discarded:
11896  default:
11897  return (m_it.primitive_iterator < other.m_it.primitive_iterator);
11898  }
11899  }
11900 
11905  bool operator<=(const iter_impl& other) const
11906  {
11907  return !other.operator < (*this);
11908  }
11909 
11914  bool operator>(const iter_impl& other) const
11915  {
11916  return !operator<=(other);
11917  }
11918 
11923  bool operator>=(const iter_impl& other) const
11924  {
11925  return !operator<(other);
11926  }
11927 
11932  iter_impl& operator+=(difference_type i)
11933  {
11934  JSON_ASSERT(m_object != nullptr);
11935 
11936  switch (m_object->m_type)
11937  {
11938  case value_t::object:
11939  JSON_THROW(invalid_iterator::create(209, "cannot use offsets with object iterators", *m_object));
11940 
11941  case value_t::array:
11942  {
11943  std::advance(m_it.array_iterator, i);
11944  break;
11945  }
11946 
11947  case value_t::null:
11948  case value_t::string:
11949  case value_t::boolean:
11950  case value_t::number_integer:
11951  case value_t::number_unsigned:
11952  case value_t::number_float:
11953  case value_t::binary:
11954  case value_t::discarded:
11955  default:
11956  {
11957  m_it.primitive_iterator += i;
11958  break;
11959  }
11960  }
11961 
11962  return *this;
11963  }
11964 
11969  iter_impl& operator-=(difference_type i)
11970  {
11971  return operator+=(-i);
11972  }
11973 
11978  iter_impl operator+(difference_type i) const
11979  {
11980  auto result = *this;
11981  result += i;
11982  return result;
11983  }
11984 
11989  friend iter_impl operator+(difference_type i, const iter_impl& it)
11990  {
11991  auto result = it;
11992  result += i;
11993  return result;
11994  }
11995 
12000  iter_impl operator-(difference_type i) const
12001  {
12002  auto result = *this;
12003  result -= i;
12004  return result;
12005  }
12006 
12011  difference_type operator-(const iter_impl& other) const
12012  {
12013  JSON_ASSERT(m_object != nullptr);
12014 
12015  switch (m_object->m_type)
12016  {
12017  case value_t::object:
12018  JSON_THROW(invalid_iterator::create(209, "cannot use offsets with object iterators", *m_object));
12019 
12020  case value_t::array:
12021  return m_it.array_iterator - other.m_it.array_iterator;
12022 
12023  case value_t::null:
12024  case value_t::string:
12025  case value_t::boolean:
12026  case value_t::number_integer:
12027  case value_t::number_unsigned:
12028  case value_t::number_float:
12029  case value_t::binary:
12030  case value_t::discarded:
12031  default:
12032  return m_it.primitive_iterator - other.m_it.primitive_iterator;
12033  }
12034  }
12035 
12040  reference operator[](difference_type n) const
12041  {
12042  JSON_ASSERT(m_object != nullptr);
12043 
12044  switch (m_object->m_type)
12045  {
12046  case value_t::object:
12047  JSON_THROW(invalid_iterator::create(208, "cannot use operator[] for object iterators", *m_object));
12048 
12049  case value_t::array:
12050  return *std::next(m_it.array_iterator, n);
12051 
12052  case value_t::null:
12053  JSON_THROW(invalid_iterator::create(214, "cannot get value", *m_object));
12054 
12055  case value_t::string:
12056  case value_t::boolean:
12057  case value_t::number_integer:
12058  case value_t::number_unsigned:
12059  case value_t::number_float:
12060  case value_t::binary:
12061  case value_t::discarded:
12062  default:
12063  {
12064  if (JSON_HEDLEY_LIKELY(m_it.primitive_iterator.get_value() == -n))
12065  {
12066  return *m_object;
12067  }
12068 
12069  JSON_THROW(invalid_iterator::create(214, "cannot get value", *m_object));
12070  }
12071  }
12072  }
12073 
12078  const typename object_t::key_type& key() const
12079  {
12080  JSON_ASSERT(m_object != nullptr);
12081 
12082  if (JSON_HEDLEY_LIKELY(m_object->is_object()))
12083  {
12084  return m_it.object_iterator->first;
12085  }
12086 
12087  JSON_THROW(invalid_iterator::create(207, "cannot use key() for non-object iterators", *m_object));
12088  }
12089 
12094  reference value() const
12095  {
12096  return operator*();
12097  }
12098 
12099  JSON_PRIVATE_UNLESS_TESTED:
12101  pointer m_object = nullptr;
12103  internal_iterator<typename std::remove_const<BasicJsonType>::type> m_it {};
12104 };
12105 } // namespace detail
12106 } // namespace nlohmann
12107 
12108 // #include <nlohmann/detail/iterators/iteration_proxy.hpp>
12109 
12110 // #include <nlohmann/detail/iterators/json_reverse_iterator.hpp>
12111 
12112 
12113 #include <cstddef> // ptrdiff_t
12114 #include <iterator> // reverse_iterator
12115 #include <utility> // declval
12116 
12117 namespace nlohmann
12118 {
12119 namespace detail
12120 {
12122 // reverse_iterator //
12124 
12143 template<typename Base>
12144 class json_reverse_iterator : public std::reverse_iterator<Base>
12145 {
12146  public:
12147  using difference_type = std::ptrdiff_t;
12149  using base_iterator = std::reverse_iterator<Base>;
12151  using reference = typename Base::reference;
12152 
12154  explicit json_reverse_iterator(const typename base_iterator::iterator_type& it) noexcept
12155  : base_iterator(it) {}
12156 
12158  explicit json_reverse_iterator(const base_iterator& it) noexcept : base_iterator(it) {}
12159 
12161  json_reverse_iterator const operator++(int) // NOLINT(readability-const-return-type)
12162  {
12163  return static_cast<json_reverse_iterator>(base_iterator::operator++(1));
12164  }
12165 
12167  json_reverse_iterator& operator++()
12168  {
12169  return static_cast<json_reverse_iterator&>(base_iterator::operator++());
12170  }
12171 
12173  json_reverse_iterator const operator--(int) // NOLINT(readability-const-return-type)
12174  {
12175  return static_cast<json_reverse_iterator>(base_iterator::operator--(1));
12176  }
12177 
12179  json_reverse_iterator& operator--()
12180  {
12181  return static_cast<json_reverse_iterator&>(base_iterator::operator--());
12182  }
12183 
12185  json_reverse_iterator& operator+=(difference_type i)
12186  {
12187  return static_cast<json_reverse_iterator&>(base_iterator::operator+=(i));
12188  }
12189 
12191  json_reverse_iterator operator+(difference_type i) const
12192  {
12193  return static_cast<json_reverse_iterator>(base_iterator::operator+(i));
12194  }
12195 
12197  json_reverse_iterator operator-(difference_type i) const
12198  {
12199  return static_cast<json_reverse_iterator>(base_iterator::operator-(i));
12200  }
12201 
12203  difference_type operator-(const json_reverse_iterator& other) const
12204  {
12205  return base_iterator(*this) - base_iterator(other);
12206  }
12207 
12209  reference operator[](difference_type n) const
12210  {
12211  return *(this->operator+(n));
12212  }
12213 
12215  auto key() const -> decltype(std::declval<Base>().key())
12216  {
12217  auto it = --this->base();
12218  return it.key();
12219  }
12220 
12222  reference value() const
12223  {
12224  auto it = --this->base();
12225  return it.operator * ();
12226  }
12227 };
12228 } // namespace detail
12229 } // namespace nlohmann
12230 
12231 // #include <nlohmann/detail/iterators/primitive_iterator.hpp>
12232 
12233 // #include <nlohmann/detail/json_pointer.hpp>
12234 
12235 
12236 #include <algorithm> // all_of
12237 #include <cctype> // isdigit
12238 #include <limits> // max
12239 #include <numeric> // accumulate
12240 #include <string> // string
12241 #include <utility> // move
12242 #include <vector> // vector
12243 
12244 // #include <nlohmann/detail/exceptions.hpp>
12245 
12246 // #include <nlohmann/detail/macro_scope.hpp>
12247 
12248 // #include <nlohmann/detail/string_escape.hpp>
12249 
12250 // #include <nlohmann/detail/value_t.hpp>
12251 
12252 
12253 namespace nlohmann
12254 {
12255 
12258 template<typename BasicJsonType>
12259 class json_pointer
12260 {
12261  // allow basic_json to access private members
12262  NLOHMANN_BASIC_JSON_TPL_DECLARATION
12263  friend class basic_json;
12264 
12265  public:
12268  explicit json_pointer(const std::string& s = "")
12269  : reference_tokens(split(s))
12270  {}
12271 
12274  std::string to_string() const
12275  {
12276  return std::accumulate(reference_tokens.begin(), reference_tokens.end(),
12277  std::string{},
12278  [](const std::string & a, const std::string & b)
12279  {
12280  return a + "/" + detail::escape(b);
12281  });
12282  }
12283 
12286  operator std::string() const
12287  {
12288  return to_string();
12289  }
12290 
12293  json_pointer& operator/=(const json_pointer& ptr)
12294  {
12295  reference_tokens.insert(reference_tokens.end(),
12296  ptr.reference_tokens.begin(),
12297  ptr.reference_tokens.end());
12298  return *this;
12299  }
12300 
12303  json_pointer& operator/=(std::string token)
12304  {
12305  push_back(std::move(token));
12306  return *this;
12307  }
12308 
12311  json_pointer& operator/=(std::size_t array_idx)
12312  {
12313  return *this /= std::to_string(array_idx);
12314  }
12315 
12318  friend json_pointer operator/(const json_pointer& lhs,
12319  const json_pointer& rhs)
12320  {
12321  return json_pointer(lhs) /= rhs;
12322  }
12323 
12326  friend json_pointer operator/(const json_pointer& lhs, std::string token) // NOLINT(performance-unnecessary-value-param)
12327  {
12328  return json_pointer(lhs) /= std::move(token);
12329  }
12330 
12333  friend json_pointer operator/(const json_pointer& lhs, std::size_t array_idx)
12334  {
12335  return json_pointer(lhs) /= array_idx;
12336  }
12337 
12340  json_pointer parent_pointer() const
12341  {
12342  if (empty())
12343  {
12344  return *this;
12345  }
12346 
12347  json_pointer res = *this;
12348  res.pop_back();
12349  return res;
12350  }
12351 
12354  void pop_back()
12355  {
12356  if (JSON_HEDLEY_UNLIKELY(empty()))
12357  {
12358  JSON_THROW(detail::out_of_range::create(405, "JSON pointer has no parent", BasicJsonType()));
12359  }
12360 
12361  reference_tokens.pop_back();
12362  }
12363 
12366  const std::string& back() const
12367  {
12368  if (JSON_HEDLEY_UNLIKELY(empty()))
12369  {
12370  JSON_THROW(detail::out_of_range::create(405, "JSON pointer has no parent", BasicJsonType()));
12371  }
12372 
12373  return reference_tokens.back();
12374  }
12375 
12378  void push_back(const std::string& token)
12379  {
12380  reference_tokens.push_back(token);
12381  }
12382 
12385  void push_back(std::string&& token)
12386  {
12387  reference_tokens.push_back(std::move(token));
12388  }
12389 
12392  bool empty() const noexcept
12393  {
12394  return reference_tokens.empty();
12395  }
12396 
12397  private:
12408  static typename BasicJsonType::size_type array_index(const std::string& s)
12409  {
12410  using size_type = typename BasicJsonType::size_type;
12411 
12412  // error condition (cf. RFC 6901, Sect. 4)
12413  if (JSON_HEDLEY_UNLIKELY(s.size() > 1 && s[0] == '0'))
12414  {
12415  JSON_THROW(detail::parse_error::create(106, 0, "array index '" + s + "' must not begin with '0'", BasicJsonType()));
12416  }
12417 
12418  // error condition (cf. RFC 6901, Sect. 4)
12419  if (JSON_HEDLEY_UNLIKELY(s.size() > 1 && !(s[0] >= '1' && s[0] <= '9')))
12420  {
12421  JSON_THROW(detail::parse_error::create(109, 0, "array index '" + s + "' is not a number", BasicJsonType()));
12422  }
12423 
12424  std::size_t processed_chars = 0;
12425  unsigned long long res = 0; // NOLINT(runtime/int)
12426  JSON_TRY
12427  {
12428  res = std::stoull(s, &processed_chars);
12429  }
12430  JSON_CATCH(std::out_of_range&)
12431  {
12432  JSON_THROW(detail::out_of_range::create(404, "unresolved reference token '" + s + "'", BasicJsonType()));
12433  }
12434 
12435  // check if the string was completely read
12436  if (JSON_HEDLEY_UNLIKELY(processed_chars != s.size()))
12437  {
12438  JSON_THROW(detail::out_of_range::create(404, "unresolved reference token '" + s + "'", BasicJsonType()));
12439  }
12440 
12441  // only triggered on special platforms (like 32bit), see also
12442  // https://github.com/nlohmann/json/pull/2203
12443  if (res >= static_cast<unsigned long long>((std::numeric_limits<size_type>::max)())) // NOLINT(runtime/int)
12444  {
12445  JSON_THROW(detail::out_of_range::create(410, "array index " + s + " exceeds size_type", BasicJsonType())); // LCOV_EXCL_LINE
12446  }
12447 
12448  return static_cast<size_type>(res);
12449  }
12450 
12451  JSON_PRIVATE_UNLESS_TESTED:
12452  json_pointer top() const
12453  {
12454  if (JSON_HEDLEY_UNLIKELY(empty()))
12455  {
12456  JSON_THROW(detail::out_of_range::create(405, "JSON pointer has no parent", BasicJsonType()));
12457  }
12458 
12459  json_pointer result = *this;
12460  result.reference_tokens = {reference_tokens[0]};
12461  return result;
12462  }
12463 
12464  private:
12473  BasicJsonType& get_and_create(BasicJsonType& j) const
12474  {
12475  auto* result = &j;
12476 
12477  // in case no reference tokens exist, return a reference to the JSON value
12478  // j which will be overwritten by a primitive value
12479  for (const auto& reference_token : reference_tokens)
12480  {
12481  switch (result->type())
12482  {
12483  case detail::value_t::null:
12484  {
12485  if (reference_token == "0")
12486  {
12487  // start a new array if reference token is 0
12488  result = &result->operator[](0);
12489  }
12490  else
12491  {
12492  // start a new object otherwise
12493  result = &result->operator[](reference_token);
12494  }
12495  break;
12496  }
12497 
12498  case detail::value_t::object:
12499  {
12500  // create an entry in the object
12501  result = &result->operator[](reference_token);
12502  break;
12503  }
12504 
12505  case detail::value_t::array:
12506  {
12507  // create an entry in the array
12508  result = &result->operator[](array_index(reference_token));
12509  break;
12510  }
12511 
12512  /*
12513  The following code is only reached if there exists a reference
12514  token _and_ the current value is primitive. In this case, we have
12515  an error situation, because primitive values may only occur as
12516  single value; that is, with an empty list of reference tokens.
12517  */
12518  case detail::value_t::string:
12519  case detail::value_t::boolean:
12520  case detail::value_t::number_integer:
12521  case detail::value_t::number_unsigned:
12522  case detail::value_t::number_float:
12523  case detail::value_t::binary:
12524  case detail::value_t::discarded:
12525  default:
12526  JSON_THROW(detail::type_error::create(313, "invalid value to unflatten", j));
12527  }
12528  }
12529 
12530  return *result;
12531  }
12532 
12552  BasicJsonType& get_unchecked(BasicJsonType* ptr) const
12553  {
12554  for (const auto& reference_token : reference_tokens)
12555  {
12556  // convert null values to arrays or objects before continuing
12557  if (ptr->is_null())
12558  {
12559  // check if reference token is a number
12560  const bool nums =
12561  std::all_of(reference_token.begin(), reference_token.end(),
12562  [](const unsigned char x)
12563  {
12564  return std::isdigit(x);
12565  });
12566 
12567  // change value to array for numbers or "-" or to object otherwise
12568  *ptr = (nums || reference_token == "-")
12569  ? detail::value_t::array
12570  : detail::value_t::object;
12571  }
12572 
12573  switch (ptr->type())
12574  {
12575  case detail::value_t::object:
12576  {
12577  // use unchecked object access
12578  ptr = &ptr->operator[](reference_token);
12579  break;
12580  }
12581 
12582  case detail::value_t::array:
12583  {
12584  if (reference_token == "-")
12585  {
12586  // explicitly treat "-" as index beyond the end
12587  ptr = &ptr->operator[](ptr->m_value.array->size());
12588  }
12589  else
12590  {
12591  // convert array index to number; unchecked access
12592  ptr = &ptr->operator[](array_index(reference_token));
12593  }
12594  break;
12595  }
12596 
12597  case detail::value_t::null:
12598  case detail::value_t::string:
12599  case detail::value_t::boolean:
12600  case detail::value_t::number_integer:
12601  case detail::value_t::number_unsigned:
12602  case detail::value_t::number_float:
12603  case detail::value_t::binary:
12604  case detail::value_t::discarded:
12605  default:
12606  JSON_THROW(detail::out_of_range::create(404, "unresolved reference token '" + reference_token + "'", *ptr));
12607  }
12608  }
12609 
12610  return *ptr;
12611  }
12612 
12619  BasicJsonType& get_checked(BasicJsonType* ptr) const
12620  {
12621  for (const auto& reference_token : reference_tokens)
12622  {
12623  switch (ptr->type())
12624  {
12625  case detail::value_t::object:
12626  {
12627  // note: at performs range check
12628  ptr = &ptr->at(reference_token);
12629  break;
12630  }
12631 
12632  case detail::value_t::array:
12633  {
12634  if (JSON_HEDLEY_UNLIKELY(reference_token == "-"))
12635  {
12636  // "-" always fails the range check
12637  JSON_THROW(detail::out_of_range::create(402,
12638  "array index '-' (" + std::to_string(ptr->m_value.array->size()) +
12639  ") is out of range", *ptr));
12640  }
12641 
12642  // note: at performs range check
12643  ptr = &ptr->at(array_index(reference_token));
12644  break;
12645  }
12646 
12647  case detail::value_t::null:
12648  case detail::value_t::string:
12649  case detail::value_t::boolean:
12650  case detail::value_t::number_integer:
12651  case detail::value_t::number_unsigned:
12652  case detail::value_t::number_float:
12653  case detail::value_t::binary:
12654  case detail::value_t::discarded:
12655  default:
12656  JSON_THROW(detail::out_of_range::create(404, "unresolved reference token '" + reference_token + "'", *ptr));
12657  }
12658  }
12659 
12660  return *ptr;
12661  }
12662 
12676  const BasicJsonType& get_unchecked(const BasicJsonType* ptr) const
12677  {
12678  for (const auto& reference_token : reference_tokens)
12679  {
12680  switch (ptr->type())
12681  {
12682  case detail::value_t::object:
12683  {
12684  // use unchecked object access
12685  ptr = &ptr->operator[](reference_token);
12686  break;
12687  }
12688 
12689  case detail::value_t::array:
12690  {
12691  if (JSON_HEDLEY_UNLIKELY(reference_token == "-"))
12692  {
12693  // "-" cannot be used for const access
12694  JSON_THROW(detail::out_of_range::create(402, "array index '-' (" + std::to_string(ptr->m_value.array->size()) + ") is out of range", *ptr));
12695  }
12696 
12697  // use unchecked array access
12698  ptr = &ptr->operator[](array_index(reference_token));
12699  break;
12700  }
12701 
12702  case detail::value_t::null:
12703  case detail::value_t::string:
12704  case detail::value_t::boolean:
12705  case detail::value_t::number_integer:
12706  case detail::value_t::number_unsigned:
12707  case detail::value_t::number_float:
12708  case detail::value_t::binary:
12709  case detail::value_t::discarded:
12710  default:
12711  JSON_THROW(detail::out_of_range::create(404, "unresolved reference token '" + reference_token + "'", *ptr));
12712  }
12713  }
12714 
12715  return *ptr;
12716  }
12717 
12724  const BasicJsonType& get_checked(const BasicJsonType* ptr) const
12725  {
12726  for (const auto& reference_token : reference_tokens)
12727  {
12728  switch (ptr->type())
12729  {
12730  case detail::value_t::object:
12731  {
12732  // note: at performs range check
12733  ptr = &ptr->at(reference_token);
12734  break;
12735  }
12736 
12737  case detail::value_t::array:
12738  {
12739  if (JSON_HEDLEY_UNLIKELY(reference_token == "-"))
12740  {
12741  // "-" always fails the range check
12742  JSON_THROW(detail::out_of_range::create(402,
12743  "array index '-' (" + std::to_string(ptr->m_value.array->size()) +
12744  ") is out of range", *ptr));
12745  }
12746 
12747  // note: at performs range check
12748  ptr = &ptr->at(array_index(reference_token));
12749  break;
12750  }
12751 
12752  case detail::value_t::null:
12753  case detail::value_t::string:
12754  case detail::value_t::boolean:
12755  case detail::value_t::number_integer:
12756  case detail::value_t::number_unsigned:
12757  case detail::value_t::number_float:
12758  case detail::value_t::binary:
12759  case detail::value_t::discarded:
12760  default:
12761  JSON_THROW(detail::out_of_range::create(404, "unresolved reference token '" + reference_token + "'", *ptr));
12762  }
12763  }
12764 
12765  return *ptr;
12766  }
12767 
12772  bool contains(const BasicJsonType* ptr) const
12773  {
12774  for (const auto& reference_token : reference_tokens)
12775  {
12776  switch (ptr->type())
12777  {
12778  case detail::value_t::object:
12779  {
12780  if (!ptr->contains(reference_token))
12781  {
12782  // we did not find the key in the object
12783  return false;
12784  }
12785 
12786  ptr = &ptr->operator[](reference_token);
12787  break;
12788  }
12789 
12790  case detail::value_t::array:
12791  {
12792  if (JSON_HEDLEY_UNLIKELY(reference_token == "-"))
12793  {
12794  // "-" always fails the range check
12795  return false;
12796  }
12797  if (JSON_HEDLEY_UNLIKELY(reference_token.size() == 1 && !("0" <= reference_token && reference_token <= "9")))
12798  {
12799  // invalid char
12800  return false;
12801  }
12802  if (JSON_HEDLEY_UNLIKELY(reference_token.size() > 1))
12803  {
12804  if (JSON_HEDLEY_UNLIKELY(!('1' <= reference_token[0] && reference_token[0] <= '9')))
12805  {
12806  // first char should be between '1' and '9'
12807  return false;
12808  }
12809  for (std::size_t i = 1; i < reference_token.size(); i++)
12810  {
12811  if (JSON_HEDLEY_UNLIKELY(!('0' <= reference_token[i] && reference_token[i] <= '9')))
12812  {
12813  // other char should be between '0' and '9'
12814  return false;
12815  }
12816  }
12817  }
12818 
12819  const auto idx = array_index(reference_token);
12820  if (idx >= ptr->size())
12821  {
12822  // index out of range
12823  return false;
12824  }
12825 
12826  ptr = &ptr->operator[](idx);
12827  break;
12828  }
12829 
12830  case detail::value_t::null:
12831  case detail::value_t::string:
12832  case detail::value_t::boolean:
12833  case detail::value_t::number_integer:
12834  case detail::value_t::number_unsigned:
12835  case detail::value_t::number_float:
12836  case detail::value_t::binary:
12837  case detail::value_t::discarded:
12838  default:
12839  {
12840  // we do not expect primitive values if there is still a
12841  // reference token to process
12842  return false;
12843  }
12844  }
12845  }
12846 
12847  // no reference token left means we found a primitive value
12848  return true;
12849  }
12850 
12860  static std::vector<std::string> split(const std::string& reference_string)
12861  {
12862  std::vector<std::string> result;
12863 
12864  // special case: empty reference string -> no reference tokens
12865  if (reference_string.empty())
12866  {
12867  return result;
12868  }
12869 
12870  // check if nonempty reference string begins with slash
12871  if (JSON_HEDLEY_UNLIKELY(reference_string[0] != '/'))
12872  {
12873  JSON_THROW(detail::parse_error::create(107, 1, "JSON pointer must be empty or begin with '/' - was: '" + reference_string + "'", BasicJsonType()));
12874  }
12875 
12876  // extract the reference tokens:
12877  // - slash: position of the last read slash (or end of string)
12878  // - start: position after the previous slash
12879  for (
12880  // search for the first slash after the first character
12881  std::size_t slash = reference_string.find_first_of('/', 1),
12882  // set the beginning of the first reference token
12883  start = 1;
12884  // we can stop if start == 0 (if slash == std::string::npos)
12885  start != 0;
12886  // set the beginning of the next reference token
12887  // (will eventually be 0 if slash == std::string::npos)
12888  start = (slash == std::string::npos) ? 0 : slash + 1,
12889  // find next slash
12890  slash = reference_string.find_first_of('/', start))
12891  {
12892  // use the text between the beginning of the reference token
12893  // (start) and the last slash (slash).
12894  auto reference_token = reference_string.substr(start, slash - start);
12895 
12896  // check reference tokens are properly escaped
12897  for (std::size_t pos = reference_token.find_first_of('~');
12898  pos != std::string::npos;
12899  pos = reference_token.find_first_of('~', pos + 1))
12900  {
12901  JSON_ASSERT(reference_token[pos] == '~');
12902 
12903  // ~ must be followed by 0 or 1
12904  if (JSON_HEDLEY_UNLIKELY(pos == reference_token.size() - 1 ||
12905  (reference_token[pos + 1] != '0' &&
12906  reference_token[pos + 1] != '1')))
12907  {
12908  JSON_THROW(detail::parse_error::create(108, 0, "escape character '~' must be followed with '0' or '1'", BasicJsonType()));
12909  }
12910  }
12911 
12912  // finally, store the reference token
12913  detail::unescape(reference_token);
12914  result.push_back(reference_token);
12915  }
12916 
12917  return result;
12918  }
12919 
12920  private:
12928  static void flatten(const std::string& reference_string,
12929  const BasicJsonType& value,
12930  BasicJsonType& result)
12931  {
12932  switch (value.type())
12933  {
12934  case detail::value_t::array:
12935  {
12936  if (value.m_value.array->empty())
12937  {
12938  // flatten empty array as null
12939  result[reference_string] = nullptr;
12940  }
12941  else
12942  {
12943  // iterate array and use index as reference string
12944  for (std::size_t i = 0; i < value.m_value.array->size(); ++i)
12945  {
12946  flatten(reference_string + "/" + std::to_string(i),
12947  value.m_value.array->operator[](i), result);
12948  }
12949  }
12950  break;
12951  }
12952 
12953  case detail::value_t::object:
12954  {
12955  if (value.m_value.object->empty())
12956  {
12957  // flatten empty object as null
12958  result[reference_string] = nullptr;
12959  }
12960  else
12961  {
12962  // iterate object and use keys as reference string
12963  for (const auto& element : *value.m_value.object)
12964  {
12965  flatten(reference_string + "/" + detail::escape(element.first), element.second, result);
12966  }
12967  }
12968  break;
12969  }
12970 
12971  case detail::value_t::null:
12972  case detail::value_t::string:
12973  case detail::value_t::boolean:
12974  case detail::value_t::number_integer:
12975  case detail::value_t::number_unsigned:
12976  case detail::value_t::number_float:
12977  case detail::value_t::binary:
12978  case detail::value_t::discarded:
12979  default:
12980  {
12981  // add primitive value with its reference string
12982  result[reference_string] = value;
12983  break;
12984  }
12985  }
12986  }
12987 
12998  static BasicJsonType
12999  unflatten(const BasicJsonType& value)
13000  {
13001  if (JSON_HEDLEY_UNLIKELY(!value.is_object()))
13002  {
13003  JSON_THROW(detail::type_error::create(314, "only objects can be unflattened", value));
13004  }
13005 
13006  BasicJsonType result;
13007 
13008  // iterate the JSON object values
13009  for (const auto& element : *value.m_value.object)
13010  {
13011  if (JSON_HEDLEY_UNLIKELY(!element.second.is_primitive()))
13012  {
13013  JSON_THROW(detail::type_error::create(315, "values in object must be primitive", element.second));
13014  }
13015 
13016  // assign value to reference pointed to by JSON pointer; Note that if
13017  // the JSON pointer is "" (i.e., points to the whole value), function
13018  // get_and_create returns a reference to result itself. An assignment
13019  // will then create a primitive value.
13020  json_pointer(element.first).get_and_create(result) = element.second;
13021  }
13022 
13023  return result;
13024  }
13025 
13037  friend bool operator==(json_pointer const& lhs,
13038  json_pointer const& rhs) noexcept
13039  {
13040  return lhs.reference_tokens == rhs.reference_tokens;
13041  }
13042 
13054  friend bool operator!=(json_pointer const& lhs,
13055  json_pointer const& rhs) noexcept
13056  {
13057  return !(lhs == rhs);
13058  }
13059 
13061  std::vector<std::string> reference_tokens;
13062 };
13063 } // namespace nlohmann
13064 
13065 // #include <nlohmann/detail/json_ref.hpp>
13066 
13067 
13068 #include <initializer_list>
13069 #include <utility>
13070 
13071 // #include <nlohmann/detail/meta/type_traits.hpp>
13072 
13073 
13074 namespace nlohmann
13075 {
13076 namespace detail
13077 {
13078 template<typename BasicJsonType>
13079 class json_ref
13080 {
13081  public:
13082  using value_type = BasicJsonType;
13083 
13084  json_ref(value_type&& value)
13085  : owned_value(std::move(value))
13086  {}
13087 
13088  json_ref(const value_type& value)
13089  : value_ref(&value)
13090  {}
13091 
13092  json_ref(std::initializer_list<json_ref> init)
13093  : owned_value(init)
13094  {}
13095 
13096  template <
13097  class... Args,
13098  enable_if_t<std::is_constructible<value_type, Args...>::value, int> = 0 >
13099  json_ref(Args && ... args)
13100  : owned_value(std::forward<Args>(args)...)
13101  {}
13102 
13103  // class should be movable only
13104  json_ref(json_ref&&) noexcept = default;
13105  json_ref(const json_ref&) = delete;
13106  json_ref& operator=(const json_ref&) = delete;
13107  json_ref& operator=(json_ref&&) = delete;
13108  ~json_ref() = default;
13109 
13110  value_type moved_or_copied() const
13111  {
13112  if (value_ref == nullptr)
13113  {
13114  return std::move(owned_value);
13115  }
13116  return *value_ref;
13117  }
13118 
13119  value_type const& operator*() const
13120  {
13121  return value_ref ? *value_ref : owned_value;
13122  }
13123 
13124  value_type const* operator->() const
13125  {
13126  return &** this;
13127  }
13128 
13129  private:
13130  mutable value_type owned_value = nullptr;
13131  value_type const* value_ref = nullptr;
13132 };
13133 } // namespace detail
13134 } // namespace nlohmann
13135 
13136 // #include <nlohmann/detail/macro_scope.hpp>
13137 
13138 // #include <nlohmann/detail/string_escape.hpp>
13139 
13140 // #include <nlohmann/detail/meta/cpp_future.hpp>
13141 
13142 // #include <nlohmann/detail/meta/type_traits.hpp>
13143 
13144 // #include <nlohmann/detail/output/binary_writer.hpp>
13145 
13146 
13147 #include <algorithm> // reverse
13148 #include <array> // array
13149 #include <cmath> // isnan, isinf
13150 #include <cstdint> // uint8_t, uint16_t, uint32_t, uint64_t
13151 #include <cstring> // memcpy
13152 #include <limits> // numeric_limits
13153 #include <string> // string
13154 #include <utility> // move
13155 
13156 // #include <nlohmann/detail/input/binary_reader.hpp>
13157 
13158 // #include <nlohmann/detail/macro_scope.hpp>
13159 
13160 // #include <nlohmann/detail/output/output_adapters.hpp>
13161 
13162 
13163 #include <algorithm> // copy
13164 #include <cstddef> // size_t
13165 #include <iterator> // back_inserter
13166 #include <memory> // shared_ptr, make_shared
13167 #include <string> // basic_string
13168 #include <vector> // vector
13169 
13170 #ifndef JSON_NO_IO
13171  #include <ios> // streamsize
13172  #include <ostream> // basic_ostream
13173 #endif // JSON_NO_IO
13174 
13175 // #include <nlohmann/detail/macro_scope.hpp>
13176 
13177 
13178 namespace nlohmann
13179 {
13180 namespace detail
13181 {
13183 template<typename CharType> struct output_adapter_protocol
13184 {
13185  virtual void write_character(CharType c) = 0;
13186  virtual void write_characters(const CharType* s, std::size_t length) = 0;
13187  virtual ~output_adapter_protocol() = default;
13188 
13189  output_adapter_protocol() = default;
13190  output_adapter_protocol(const output_adapter_protocol&) = default;
13191  output_adapter_protocol(output_adapter_protocol&&) noexcept = default;
13192  output_adapter_protocol& operator=(const output_adapter_protocol&) = default;
13193  output_adapter_protocol& operator=(output_adapter_protocol&&) noexcept = default;
13194 };
13195 
13197 template<typename CharType>
13198 using output_adapter_t = std::shared_ptr<output_adapter_protocol<CharType>>;
13199 
13201 template<typename CharType, typename AllocatorType = std::allocator<CharType>>
13202 class output_vector_adapter : public output_adapter_protocol<CharType>
13203 {
13204  public:
13205  explicit output_vector_adapter(std::vector<CharType, AllocatorType>& vec) noexcept
13206  : v(vec)
13207  {}
13208 
13209  void write_character(CharType c) override
13210  {
13211  v.push_back(c);
13212  }
13213 
13214  JSON_HEDLEY_NON_NULL(2)
13215  void write_characters(const CharType* s, std::size_t length) override
13216  {
13217  std::copy(s, s + length, std::back_inserter(v));
13218  }
13219 
13220  private:
13221  std::vector<CharType, AllocatorType>& v;
13222 };
13223 
13224 #ifndef JSON_NO_IO
13226 template<typename CharType>
13227 class output_stream_adapter : public output_adapter_protocol<CharType>
13228 {
13229  public:
13230  explicit output_stream_adapter(std::basic_ostream<CharType>& s) noexcept
13231  : stream(s)
13232  {}
13233 
13234  void write_character(CharType c) override
13235  {
13236  stream.put(c);
13237  }
13238 
13239  JSON_HEDLEY_NON_NULL(2)
13240  void write_characters(const CharType* s, std::size_t length) override
13241  {
13242  stream.write(s, static_cast<std::streamsize>(length));
13243  }
13244 
13245  private:
13246  std::basic_ostream<CharType>& stream;
13247 };
13248 #endif // JSON_NO_IO
13249 
13251 template<typename CharType, typename StringType = std::basic_string<CharType>>
13252 class output_string_adapter : public output_adapter_protocol<CharType>
13253 {
13254  public:
13255  explicit output_string_adapter(StringType& s) noexcept
13256  : str(s)
13257  {}
13258 
13259  void write_character(CharType c) override
13260  {
13261  str.push_back(c);
13262  }
13263 
13264  JSON_HEDLEY_NON_NULL(2)
13265  void write_characters(const CharType* s, std::size_t length) override
13266  {
13267  str.append(s, length);
13268  }
13269 
13270  private:
13271  StringType& str;
13272 };
13273 
13274 template<typename CharType, typename StringType = std::basic_string<CharType>>
13275 class output_adapter
13276 {
13277  public:
13278  template<typename AllocatorType = std::allocator<CharType>>
13279  output_adapter(std::vector<CharType, AllocatorType>& vec)
13280  : oa(std::make_shared<output_vector_adapter<CharType, AllocatorType>>(vec)) {}
13281 
13282 #ifndef JSON_NO_IO
13283  output_adapter(std::basic_ostream<CharType>& s)
13284  : oa(std::make_shared<output_stream_adapter<CharType>>(s)) {}
13285 #endif // JSON_NO_IO
13286 
13287  output_adapter(StringType& s)
13288  : oa(std::make_shared<output_string_adapter<CharType, StringType>>(s)) {}
13289 
13290  operator output_adapter_t<CharType>()
13291  {
13292  return oa;
13293  }
13294 
13295  private:
13296  output_adapter_t<CharType> oa = nullptr;
13297 };
13298 } // namespace detail
13299 } // namespace nlohmann
13300 
13301 
13302 namespace nlohmann
13303 {
13304 namespace detail
13305 {
13307 // binary writer //
13309 
13313 template<typename BasicJsonType, typename CharType>
13314 class binary_writer
13315 {
13316  using string_t = typename BasicJsonType::string_t;
13317  using binary_t = typename BasicJsonType::binary_t;
13318  using number_float_t = typename BasicJsonType::number_float_t;
13319 
13320  public:
13326  explicit binary_writer(output_adapter_t<CharType> adapter) : oa(std::move(adapter))
13327  {
13328  JSON_ASSERT(oa);
13329  }
13330 
13335  void write_bson(const BasicJsonType& j)
13336  {
13337  switch (j.type())
13338  {
13339  case value_t::object:
13340  {
13341  write_bson_object(*j.m_value.object);
13342  break;
13343  }
13344 
13345  case value_t::null:
13346  case value_t::array:
13347  case value_t::string:
13348  case value_t::boolean:
13349  case value_t::number_integer:
13350  case value_t::number_unsigned:
13351  case value_t::number_float:
13352  case value_t::binary:
13353  case value_t::discarded:
13354  default:
13355  {
13356  JSON_THROW(type_error::create(317, "to serialize to BSON, top-level type must be object, but is " + std::string(j.type_name()), j));
13357  }
13358  }
13359  }
13360 
13364  void write_cbor(const BasicJsonType& j)
13365  {
13366  switch (j.type())
13367  {
13368  case value_t::null:
13369  {
13370  oa->write_character(to_char_type(0xF6));
13371  break;
13372  }
13373 
13374  case value_t::boolean:
13375  {
13376  oa->write_character(j.m_value.boolean
13377  ? to_char_type(0xF5)
13378  : to_char_type(0xF4));
13379  break;
13380  }
13381 
13382  case value_t::number_integer:
13383  {
13384  if (j.m_value.number_integer >= 0)
13385  {
13386  // CBOR does not differentiate between positive signed
13387  // integers and unsigned integers. Therefore, we used the
13388  // code from the value_t::number_unsigned case here.
13389  if (j.m_value.number_integer <= 0x17)
13390  {
13391  write_number(static_cast<std::uint8_t>(j.m_value.number_integer));
13392  }
13393  else if (j.m_value.number_integer <= (std::numeric_limits<std::uint8_t>::max)())
13394  {
13395  oa->write_character(to_char_type(0x18));
13396  write_number(static_cast<std::uint8_t>(j.m_value.number_integer));
13397  }
13398  else if (j.m_value.number_integer <= (std::numeric_limits<std::uint16_t>::max)())
13399  {
13400  oa->write_character(to_char_type(0x19));
13401  write_number(static_cast<std::uint16_t>(j.m_value.number_integer));
13402  }
13403  else if (j.m_value.number_integer <= (std::numeric_limits<std::uint32_t>::max)())
13404  {
13405  oa->write_character(to_char_type(0x1A));
13406  write_number(static_cast<std::uint32_t>(j.m_value.number_integer));
13407  }
13408  else
13409  {
13410  oa->write_character(to_char_type(0x1B));
13411  write_number(static_cast<std::uint64_t>(j.m_value.number_integer));
13412  }
13413  }
13414  else
13415  {
13416  // The conversions below encode the sign in the first
13417  // byte, and the value is converted to a positive number.
13418  const auto positive_number = -1 - j.m_value.number_integer;
13419  if (j.m_value.number_integer >= -24)
13420  {
13421  write_number(static_cast<std::uint8_t>(0x20 + positive_number));
13422  }
13423  else if (positive_number <= (std::numeric_limits<std::uint8_t>::max)())
13424  {
13425  oa->write_character(to_char_type(0x38));
13426  write_number(static_cast<std::uint8_t>(positive_number));
13427  }
13428  else if (positive_number <= (std::numeric_limits<std::uint16_t>::max)())
13429  {
13430  oa->write_character(to_char_type(0x39));
13431  write_number(static_cast<std::uint16_t>(positive_number));
13432  }
13433  else if (positive_number <= (std::numeric_limits<std::uint32_t>::max)())
13434  {
13435  oa->write_character(to_char_type(0x3A));
13436  write_number(static_cast<std::uint32_t>(positive_number));
13437  }
13438  else
13439  {
13440  oa->write_character(to_char_type(0x3B));
13441  write_number(static_cast<std::uint64_t>(positive_number));
13442  }
13443  }
13444  break;
13445  }
13446 
13447  case value_t::number_unsigned:
13448  {
13449  if (j.m_value.number_unsigned <= 0x17)
13450  {
13451  write_number(static_cast<std::uint8_t>(j.m_value.number_unsigned));
13452  }
13453  else if (j.m_value.number_unsigned <= (std::numeric_limits<std::uint8_t>::max)())
13454  {
13455  oa->write_character(to_char_type(0x18));
13456  write_number(static_cast<std::uint8_t>(j.m_value.number_unsigned));
13457  }
13458  else if (j.m_value.number_unsigned <= (std::numeric_limits<std::uint16_t>::max)())
13459  {
13460  oa->write_character(to_char_type(0x19));
13461  write_number(static_cast<std::uint16_t>(j.m_value.number_unsigned));
13462  }
13463  else if (j.m_value.number_unsigned <= (std::numeric_limits<std::uint32_t>::max)())
13464  {
13465  oa->write_character(to_char_type(0x1A));
13466  write_number(static_cast<std::uint32_t>(j.m_value.number_unsigned));
13467  }
13468  else
13469  {
13470  oa->write_character(to_char_type(0x1B));
13471  write_number(static_cast<std::uint64_t>(j.m_value.number_unsigned));
13472  }
13473  break;
13474  }
13475 
13476  case value_t::number_float:
13477  {
13478  if (std::isnan(j.m_value.number_float))
13479  {
13480  // NaN is 0xf97e00 in CBOR
13481  oa->write_character(to_char_type(0xF9));
13482  oa->write_character(to_char_type(0x7E));
13483  oa->write_character(to_char_type(0x00));
13484  }
13485  else if (std::isinf(j.m_value.number_float))
13486  {
13487  // Infinity is 0xf97c00, -Infinity is 0xf9fc00
13488  oa->write_character(to_char_type(0xf9));
13489  oa->write_character(j.m_value.number_float > 0 ? to_char_type(0x7C) : to_char_type(0xFC));
13490  oa->write_character(to_char_type(0x00));
13491  }
13492  else
13493  {
13494  write_compact_float(j.m_value.number_float, detail::input_format_t::cbor);
13495  }
13496  break;
13497  }
13498 
13499  case value_t::string:
13500  {
13501  // step 1: write control byte and the string length
13502  const auto N = j.m_value.string->size();
13503  if (N <= 0x17)
13504  {
13505  write_number(static_cast<std::uint8_t>(0x60 + N));
13506  }
13507  else if (N <= (std::numeric_limits<std::uint8_t>::max)())
13508  {
13509  oa->write_character(to_char_type(0x78));
13510  write_number(static_cast<std::uint8_t>(N));
13511  }
13512  else if (N <= (std::numeric_limits<std::uint16_t>::max)())
13513  {
13514  oa->write_character(to_char_type(0x79));
13515  write_number(static_cast<std::uint16_t>(N));
13516  }
13517  else if (N <= (std::numeric_limits<std::uint32_t>::max)())
13518  {
13519  oa->write_character(to_char_type(0x7A));
13520  write_number(static_cast<std::uint32_t>(N));
13521  }
13522  // LCOV_EXCL_START
13523  else if (N <= (std::numeric_limits<std::uint64_t>::max)())
13524  {
13525  oa->write_character(to_char_type(0x7B));
13526  write_number(static_cast<std::uint64_t>(N));
13527  }
13528  // LCOV_EXCL_STOP
13529 
13530  // step 2: write the string
13531  oa->write_characters(
13532  reinterpret_cast<const CharType*>(j.m_value.string->c_str()),
13533  j.m_value.string->size());
13534  break;
13535  }
13536 
13537  case value_t::array:
13538  {
13539  // step 1: write control byte and the array size
13540  const auto N = j.m_value.array->size();
13541  if (N <= 0x17)
13542  {
13543  write_number(static_cast<std::uint8_t>(0x80 + N));
13544  }
13545  else if (N <= (std::numeric_limits<std::uint8_t>::max)())
13546  {
13547  oa->write_character(to_char_type(0x98));
13548  write_number(static_cast<std::uint8_t>(N));
13549  }
13550  else if (N <= (std::numeric_limits<std::uint16_t>::max)())
13551  {
13552  oa->write_character(to_char_type(0x99));
13553  write_number(static_cast<std::uint16_t>(N));
13554  }
13555  else if (N <= (std::numeric_limits<std::uint32_t>::max)())
13556  {
13557  oa->write_character(to_char_type(0x9A));
13558  write_number(static_cast<std::uint32_t>(N));
13559  }
13560  // LCOV_EXCL_START
13561  else if (N <= (std::numeric_limits<std::uint64_t>::max)())
13562  {
13563  oa->write_character(to_char_type(0x9B));
13564  write_number(static_cast<std::uint64_t>(N));
13565  }
13566  // LCOV_EXCL_STOP
13567 
13568  // step 2: write each element
13569  for (const auto& el : *j.m_value.array)
13570  {
13571  write_cbor(el);
13572  }
13573  break;
13574  }
13575 
13576  case value_t::binary:
13577  {
13578  if (j.m_value.binary->has_subtype())
13579  {
13580  if (j.m_value.binary->subtype() <= (std::numeric_limits<std::uint8_t>::max)())
13581  {
13582  write_number(static_cast<std::uint8_t>(0xd8));
13583  write_number(static_cast<std::uint8_t>(j.m_value.binary->subtype()));
13584  }
13585  else if (j.m_value.binary->subtype() <= (std::numeric_limits<std::uint16_t>::max)())
13586  {
13587  write_number(static_cast<std::uint8_t>(0xd9));
13588  write_number(static_cast<std::uint16_t>(j.m_value.binary->subtype()));
13589  }
13590  else if (j.m_value.binary->subtype() <= (std::numeric_limits<std::uint32_t>::max)())
13591  {
13592  write_number(static_cast<std::uint8_t>(0xda));
13593  write_number(static_cast<std::uint32_t>(j.m_value.binary->subtype()));
13594  }
13595  else if (j.m_value.binary->subtype() <= (std::numeric_limits<std::uint64_t>::max)())
13596  {
13597  write_number(static_cast<std::uint8_t>(0xdb));
13598  write_number(static_cast<std::uint64_t>(j.m_value.binary->subtype()));
13599  }
13600  }
13601 
13602  // step 1: write control byte and the binary array size
13603  const auto N = j.m_value.binary->size();
13604  if (N <= 0x17)
13605  {
13606  write_number(static_cast<std::uint8_t>(0x40 + N));
13607  }
13608  else if (N <= (std::numeric_limits<std::uint8_t>::max)())
13609  {
13610  oa->write_character(to_char_type(0x58));
13611  write_number(static_cast<std::uint8_t>(N));
13612  }
13613  else if (N <= (std::numeric_limits<std::uint16_t>::max)())
13614  {
13615  oa->write_character(to_char_type(0x59));
13616  write_number(static_cast<std::uint16_t>(N));
13617  }
13618  else if (N <= (std::numeric_limits<std::uint32_t>::max)())
13619  {
13620  oa->write_character(to_char_type(0x5A));
13621  write_number(static_cast<std::uint32_t>(N));
13622  }
13623  // LCOV_EXCL_START
13624  else if (N <= (std::numeric_limits<std::uint64_t>::max)())
13625  {
13626  oa->write_character(to_char_type(0x5B));
13627  write_number(static_cast<std::uint64_t>(N));
13628  }
13629  // LCOV_EXCL_STOP
13630 
13631  // step 2: write each element
13632  oa->write_characters(
13633  reinterpret_cast<const CharType*>(j.m_value.binary->data()),
13634  N);
13635 
13636  break;
13637  }
13638 
13639  case value_t::object:
13640  {
13641  // step 1: write control byte and the object size
13642  const auto N = j.m_value.object->size();
13643  if (N <= 0x17)
13644  {
13645  write_number(static_cast<std::uint8_t>(0xA0 + N));
13646  }
13647  else if (N <= (std::numeric_limits<std::uint8_t>::max)())
13648  {
13649  oa->write_character(to_char_type(0xB8));
13650  write_number(static_cast<std::uint8_t>(N));
13651  }
13652  else if (N <= (std::numeric_limits<std::uint16_t>::max)())
13653  {
13654  oa->write_character(to_char_type(0xB9));
13655  write_number(static_cast<std::uint16_t>(N));
13656  }
13657  else if (N <= (std::numeric_limits<std::uint32_t>::max)())
13658  {
13659  oa->write_character(to_char_type(0xBA));
13660  write_number(static_cast<std::uint32_t>(N));
13661  }
13662  // LCOV_EXCL_START
13663  else if (N <= (std::numeric_limits<std::uint64_t>::max)())
13664  {
13665  oa->write_character(to_char_type(0xBB));
13666  write_number(static_cast<std::uint64_t>(N));
13667  }
13668  // LCOV_EXCL_STOP
13669 
13670  // step 2: write each element
13671  for (const auto& el : *j.m_value.object)
13672  {
13673  write_cbor(el.first);
13674  write_cbor(el.second);
13675  }
13676  break;
13677  }
13678 
13679  case value_t::discarded:
13680  default:
13681  break;
13682  }
13683  }
13684 
13688  void write_msgpack(const BasicJsonType& j)
13689  {
13690  switch (j.type())
13691  {
13692  case value_t::null: // nil
13693  {
13694  oa->write_character(to_char_type(0xC0));
13695  break;
13696  }
13697 
13698  case value_t::boolean: // true and false
13699  {
13700  oa->write_character(j.m_value.boolean
13701  ? to_char_type(0xC3)
13702  : to_char_type(0xC2));
13703  break;
13704  }
13705 
13706  case value_t::number_integer:
13707  {
13708  if (j.m_value.number_integer >= 0)
13709  {
13710  // MessagePack does not differentiate between positive
13711  // signed integers and unsigned integers. Therefore, we used
13712  // the code from the value_t::number_unsigned case here.
13713  if (j.m_value.number_unsigned < 128)
13714  {
13715  // positive fixnum
13716  write_number(static_cast<std::uint8_t>(j.m_value.number_integer));
13717  }
13718  else if (j.m_value.number_unsigned <= (std::numeric_limits<std::uint8_t>::max)())
13719  {
13720  // uint 8
13721  oa->write_character(to_char_type(0xCC));
13722  write_number(static_cast<std::uint8_t>(j.m_value.number_integer));
13723  }
13724  else if (j.m_value.number_unsigned <= (std::numeric_limits<std::uint16_t>::max)())
13725  {
13726  // uint 16
13727  oa->write_character(to_char_type(0xCD));
13728  write_number(static_cast<std::uint16_t>(j.m_value.number_integer));
13729  }
13730  else if (j.m_value.number_unsigned <= (std::numeric_limits<std::uint32_t>::max)())
13731  {
13732  // uint 32
13733  oa->write_character(to_char_type(0xCE));
13734  write_number(static_cast<std::uint32_t>(j.m_value.number_integer));
13735  }
13736  else if (j.m_value.number_unsigned <= (std::numeric_limits<std::uint64_t>::max)())
13737  {
13738  // uint 64
13739  oa->write_character(to_char_type(0xCF));
13740  write_number(static_cast<std::uint64_t>(j.m_value.number_integer));
13741  }
13742  }
13743  else
13744  {
13745  if (j.m_value.number_integer >= -32)
13746  {
13747  // negative fixnum
13748  write_number(static_cast<std::int8_t>(j.m_value.number_integer));
13749  }
13750  else if (j.m_value.number_integer >= (std::numeric_limits<std::int8_t>::min)() &&
13751  j.m_value.number_integer <= (std::numeric_limits<std::int8_t>::max)())
13752  {
13753  // int 8
13754  oa->write_character(to_char_type(0xD0));
13755  write_number(static_cast<std::int8_t>(j.m_value.number_integer));
13756  }
13757  else if (j.m_value.number_integer >= (std::numeric_limits<std::int16_t>::min)() &&
13758  j.m_value.number_integer <= (std::numeric_limits<std::int16_t>::max)())
13759  {
13760  // int 16
13761  oa->write_character(to_char_type(0xD1));
13762  write_number(static_cast<std::int16_t>(j.m_value.number_integer));
13763  }
13764  else if (j.m_value.number_integer >= (std::numeric_limits<std::int32_t>::min)() &&
13765  j.m_value.number_integer <= (std::numeric_limits<std::int32_t>::max)())
13766  {
13767  // int 32
13768  oa->write_character(to_char_type(0xD2));
13769  write_number(static_cast<std::int32_t>(j.m_value.number_integer));
13770  }
13771  else if (j.m_value.number_integer >= (std::numeric_limits<std::int64_t>::min)() &&
13772  j.m_value.number_integer <= (std::numeric_limits<std::int64_t>::max)())
13773  {
13774  // int 64
13775  oa->write_character(to_char_type(0xD3));
13776  write_number(static_cast<std::int64_t>(j.m_value.number_integer));
13777  }
13778  }
13779  break;
13780  }
13781 
13782  case value_t::number_unsigned:
13783  {
13784  if (j.m_value.number_unsigned < 128)
13785  {
13786  // positive fixnum
13787  write_number(static_cast<std::uint8_t>(j.m_value.number_integer));
13788  }
13789  else if (j.m_value.number_unsigned <= (std::numeric_limits<std::uint8_t>::max)())
13790  {
13791  // uint 8
13792  oa->write_character(to_char_type(0xCC));
13793  write_number(static_cast<std::uint8_t>(j.m_value.number_integer));
13794  }
13795  else if (j.m_value.number_unsigned <= (std::numeric_limits<std::uint16_t>::max)())
13796  {
13797  // uint 16
13798  oa->write_character(to_char_type(0xCD));
13799  write_number(static_cast<std::uint16_t>(j.m_value.number_integer));
13800  }
13801  else if (j.m_value.number_unsigned <= (std::numeric_limits<std::uint32_t>::max)())
13802  {
13803  // uint 32
13804  oa->write_character(to_char_type(0xCE));
13805  write_number(static_cast<std::uint32_t>(j.m_value.number_integer));
13806  }
13807  else if (j.m_value.number_unsigned <= (std::numeric_limits<std::uint64_t>::max)())
13808  {
13809  // uint 64
13810  oa->write_character(to_char_type(0xCF));
13811  write_number(static_cast<std::uint64_t>(j.m_value.number_integer));
13812  }
13813  break;
13814  }
13815 
13816  case value_t::number_float:
13817  {
13818  write_compact_float(j.m_value.number_float, detail::input_format_t::msgpack);
13819  break;
13820  }
13821 
13822  case value_t::string:
13823  {
13824  // step 1: write control byte and the string length
13825  const auto N = j.m_value.string->size();
13826  if (N <= 31)
13827  {
13828  // fixstr
13829  write_number(static_cast<std::uint8_t>(0xA0 | N));
13830  }
13831  else if (N <= (std::numeric_limits<std::uint8_t>::max)())
13832  {
13833  // str 8
13834  oa->write_character(to_char_type(0xD9));
13835  write_number(static_cast<std::uint8_t>(N));
13836  }
13837  else if (N <= (std::numeric_limits<std::uint16_t>::max)())
13838  {
13839  // str 16
13840  oa->write_character(to_char_type(0xDA));
13841  write_number(static_cast<std::uint16_t>(N));
13842  }
13843  else if (N <= (std::numeric_limits<std::uint32_t>::max)())
13844  {
13845  // str 32
13846  oa->write_character(to_char_type(0xDB));
13847  write_number(static_cast<std::uint32_t>(N));
13848  }
13849 
13850  // step 2: write the string
13851  oa->write_characters(
13852  reinterpret_cast<const CharType*>(j.m_value.string->c_str()),
13853  j.m_value.string->size());
13854  break;
13855  }
13856 
13857  case value_t::array:
13858  {
13859  // step 1: write control byte and the array size
13860  const auto N = j.m_value.array->size();
13861  if (N <= 15)
13862  {
13863  // fixarray
13864  write_number(static_cast<std::uint8_t>(0x90 | N));
13865  }
13866  else if (N <= (std::numeric_limits<std::uint16_t>::max)())
13867  {
13868  // array 16
13869  oa->write_character(to_char_type(0xDC));
13870  write_number(static_cast<std::uint16_t>(N));
13871  }
13872  else if (N <= (std::numeric_limits<std::uint32_t>::max)())
13873  {
13874  // array 32
13875  oa->write_character(to_char_type(0xDD));
13876  write_number(static_cast<std::uint32_t>(N));
13877  }
13878 
13879  // step 2: write each element
13880  for (const auto& el : *j.m_value.array)
13881  {
13882  write_msgpack(el);
13883  }
13884  break;
13885  }
13886 
13887  case value_t::binary:
13888  {
13889  // step 0: determine if the binary type has a set subtype to
13890  // determine whether or not to use the ext or fixext types
13891  const bool use_ext = j.m_value.binary->has_subtype();
13892 
13893  // step 1: write control byte and the byte string length
13894  const auto N = j.m_value.binary->size();
13895  if (N <= (std::numeric_limits<std::uint8_t>::max)())
13896  {
13897  std::uint8_t output_type{};
13898  bool fixed = true;
13899  if (use_ext)
13900  {
13901  switch (N)
13902  {
13903  case 1:
13904  output_type = 0xD4; // fixext 1
13905  break;
13906  case 2:
13907  output_type = 0xD5; // fixext 2
13908  break;
13909  case 4:
13910  output_type = 0xD6; // fixext 4
13911  break;
13912  case 8:
13913  output_type = 0xD7; // fixext 8
13914  break;
13915  case 16:
13916  output_type = 0xD8; // fixext 16
13917  break;
13918  default:
13919  output_type = 0xC7; // ext 8
13920  fixed = false;
13921  break;
13922  }
13923 
13924  }
13925  else
13926  {
13927  output_type = 0xC4; // bin 8
13928  fixed = false;
13929  }
13930 
13931  oa->write_character(to_char_type(output_type));
13932  if (!fixed)
13933  {
13934  write_number(static_cast<std::uint8_t>(N));
13935  }
13936  }
13937  else if (N <= (std::numeric_limits<std::uint16_t>::max)())
13938  {
13939  std::uint8_t output_type = use_ext
13940  ? 0xC8 // ext 16
13941  : 0xC5; // bin 16
13942 
13943  oa->write_character(to_char_type(output_type));
13944  write_number(static_cast<std::uint16_t>(N));
13945  }
13946  else if (N <= (std::numeric_limits<std::uint32_t>::max)())
13947  {
13948  std::uint8_t output_type = use_ext
13949  ? 0xC9 // ext 32
13950  : 0xC6; // bin 32
13951 
13952  oa->write_character(to_char_type(output_type));
13953  write_number(static_cast<std::uint32_t>(N));
13954  }
13955 
13956  // step 1.5: if this is an ext type, write the subtype
13957  if (use_ext)
13958  {
13959  write_number(static_cast<std::int8_t>(j.m_value.binary->subtype()));
13960  }
13961 
13962  // step 2: write the byte string
13963  oa->write_characters(
13964  reinterpret_cast<const CharType*>(j.m_value.binary->data()),
13965  N);
13966 
13967  break;
13968  }
13969 
13970  case value_t::object:
13971  {
13972  // step 1: write control byte and the object size
13973  const auto N = j.m_value.object->size();
13974  if (N <= 15)
13975  {
13976  // fixmap
13977  write_number(static_cast<std::uint8_t>(0x80 | (N & 0xF)));
13978  }
13979  else if (N <= (std::numeric_limits<std::uint16_t>::max)())
13980  {
13981  // map 16
13982  oa->write_character(to_char_type(0xDE));
13983  write_number(static_cast<std::uint16_t>(N));
13984  }
13985  else if (N <= (std::numeric_limits<std::uint32_t>::max)())
13986  {
13987  // map 32
13988  oa->write_character(to_char_type(0xDF));
13989  write_number(static_cast<std::uint32_t>(N));
13990  }
13991 
13992  // step 2: write each element
13993  for (const auto& el : *j.m_value.object)
13994  {
13995  write_msgpack(el.first);
13996  write_msgpack(el.second);
13997  }
13998  break;
13999  }
14000 
14001  case value_t::discarded:
14002  default:
14003  break;
14004  }
14005  }
14006 
14013  void write_ubjson(const BasicJsonType& j, const bool use_count,
14014  const bool use_type, const bool add_prefix = true)
14015  {
14016  switch (j.type())
14017  {
14018  case value_t::null:
14019  {
14020  if (add_prefix)
14021  {
14022  oa->write_character(to_char_type('Z'));
14023  }
14024  break;
14025  }
14026 
14027  case value_t::boolean:
14028  {
14029  if (add_prefix)
14030  {
14031  oa->write_character(j.m_value.boolean
14032  ? to_char_type('T')
14033  : to_char_type('F'));
14034  }
14035  break;
14036  }
14037 
14038  case value_t::number_integer:
14039  {
14040  write_number_with_ubjson_prefix(j.m_value.number_integer, add_prefix);
14041  break;
14042  }
14043 
14044  case value_t::number_unsigned:
14045  {
14046  write_number_with_ubjson_prefix(j.m_value.number_unsigned, add_prefix);
14047  break;
14048  }
14049 
14050  case value_t::number_float:
14051  {
14052  write_number_with_ubjson_prefix(j.m_value.number_float, add_prefix);
14053  break;
14054  }
14055 
14056  case value_t::string:
14057  {
14058  if (add_prefix)
14059  {
14060  oa->write_character(to_char_type('S'));
14061  }
14062  write_number_with_ubjson_prefix(j.m_value.string->size(), true);
14063  oa->write_characters(
14064  reinterpret_cast<const CharType*>(j.m_value.string->c_str()),
14065  j.m_value.string->size());
14066  break;
14067  }
14068 
14069  case value_t::array:
14070  {
14071  if (add_prefix)
14072  {
14073  oa->write_character(to_char_type('['));
14074  }
14075 
14076  bool prefix_required = true;
14077  if (use_type && !j.m_value.array->empty())
14078  {
14079  JSON_ASSERT(use_count);
14080  const CharType first_prefix = ubjson_prefix(j.front());
14081  const bool same_prefix = std::all_of(j.begin() + 1, j.end(),
14082  [this, first_prefix](const BasicJsonType & v)
14083  {
14084  return ubjson_prefix(v) == first_prefix;
14085  });
14086 
14087  if (same_prefix)
14088  {
14089  prefix_required = false;
14090  oa->write_character(to_char_type('$'));
14091  oa->write_character(first_prefix);
14092  }
14093  }
14094 
14095  if (use_count)
14096  {
14097  oa->write_character(to_char_type('#'));
14098  write_number_with_ubjson_prefix(j.m_value.array->size(), true);
14099  }
14100 
14101  for (const auto& el : *j.m_value.array)
14102  {
14103  write_ubjson(el, use_count, use_type, prefix_required);
14104  }
14105 
14106  if (!use_count)
14107  {
14108  oa->write_character(to_char_type(']'));
14109  }
14110 
14111  break;
14112  }
14113 
14114  case value_t::binary:
14115  {
14116  if (add_prefix)
14117  {
14118  oa->write_character(to_char_type('['));
14119  }
14120 
14121  if (use_type && !j.m_value.binary->empty())
14122  {
14123  JSON_ASSERT(use_count);
14124  oa->write_character(to_char_type('$'));
14125  oa->write_character('U');
14126  }
14127 
14128  if (use_count)
14129  {
14130  oa->write_character(to_char_type('#'));
14131  write_number_with_ubjson_prefix(j.m_value.binary->size(), true);
14132  }
14133 
14134  if (use_type)
14135  {
14136  oa->write_characters(
14137  reinterpret_cast<const CharType*>(j.m_value.binary->data()),
14138  j.m_value.binary->size());
14139  }
14140  else
14141  {
14142  for (size_t i = 0; i < j.m_value.binary->size(); ++i)
14143  {
14144  oa->write_character(to_char_type('U'));
14145  oa->write_character(j.m_value.binary->data()[i]);
14146  }
14147  }
14148 
14149  if (!use_count)
14150  {
14151  oa->write_character(to_char_type(']'));
14152  }
14153 
14154  break;
14155  }
14156 
14157  case value_t::object:
14158  {
14159  if (add_prefix)
14160  {
14161  oa->write_character(to_char_type('{'));
14162  }
14163 
14164  bool prefix_required = true;
14165  if (use_type && !j.m_value.object->empty())
14166  {
14167  JSON_ASSERT(use_count);
14168  const CharType first_prefix = ubjson_prefix(j.front());
14169  const bool same_prefix = std::all_of(j.begin(), j.end(),
14170  [this, first_prefix](const BasicJsonType & v)
14171  {
14172  return ubjson_prefix(v) == first_prefix;
14173  });
14174 
14175  if (same_prefix)
14176  {
14177  prefix_required = false;
14178  oa->write_character(to_char_type('$'));
14179  oa->write_character(first_prefix);
14180  }
14181  }
14182 
14183  if (use_count)
14184  {
14185  oa->write_character(to_char_type('#'));
14186  write_number_with_ubjson_prefix(j.m_value.object->size(), true);
14187  }
14188 
14189  for (const auto& el : *j.m_value.object)
14190  {
14191  write_number_with_ubjson_prefix(el.first.size(), true);
14192  oa->write_characters(
14193  reinterpret_cast<const CharType*>(el.first.c_str()),
14194  el.first.size());
14195  write_ubjson(el.second, use_count, use_type, prefix_required);
14196  }
14197 
14198  if (!use_count)
14199  {
14200  oa->write_character(to_char_type('}'));
14201  }
14202 
14203  break;
14204  }
14205 
14206  case value_t::discarded:
14207  default:
14208  break;
14209  }
14210  }
14211 
14212  private:
14214  // BSON //
14216 
14221  static std::size_t calc_bson_entry_header_size(const string_t& name, const BasicJsonType& j)
14222  {
14223  const auto it = name.find(static_cast<typename string_t::value_type>(0));
14224  if (JSON_HEDLEY_UNLIKELY(it != BasicJsonType::string_t::npos))
14225  {
14226  JSON_THROW(out_of_range::create(409, "BSON key cannot contain code point U+0000 (at byte " + std::to_string(it) + ")", j));
14227  static_cast<void>(j);
14228  }
14229 
14230  return /*id*/ 1ul + name.size() + /*zero-terminator*/1u;
14231  }
14232 
14236  void write_bson_entry_header(const string_t& name,
14237  const std::uint8_t element_type)
14238  {
14239  oa->write_character(to_char_type(element_type)); // boolean
14240  oa->write_characters(
14241  reinterpret_cast<const CharType*>(name.c_str()),
14242  name.size() + 1u);
14243  }
14244 
14248  void write_bson_boolean(const string_t& name,
14249  const bool value)
14250  {
14251  write_bson_entry_header(name, 0x08);
14252  oa->write_character(value ? to_char_type(0x01) : to_char_type(0x00));
14253  }
14254 
14258  void write_bson_double(const string_t& name,
14259  const double value)
14260  {
14261  write_bson_entry_header(name, 0x01);
14262  write_number<double, true>(value);
14263  }
14264 
14268  static std::size_t calc_bson_string_size(const string_t& value)
14269  {
14270  return sizeof(std::int32_t) + value.size() + 1ul;
14271  }
14272 
14276  void write_bson_string(const string_t& name,
14277  const string_t& value)
14278  {
14279  write_bson_entry_header(name, 0x02);
14280 
14281  write_number<std::int32_t, true>(static_cast<std::int32_t>(value.size() + 1ul));
14282  oa->write_characters(
14283  reinterpret_cast<const CharType*>(value.c_str()),
14284  value.size() + 1);
14285  }
14286 
14290  void write_bson_null(const string_t& name)
14291  {
14292  write_bson_entry_header(name, 0x0A);
14293  }
14294 
14298  static std::size_t calc_bson_integer_size(const std::int64_t value)
14299  {
14300  return (std::numeric_limits<std::int32_t>::min)() <= value && value <= (std::numeric_limits<std::int32_t>::max)()
14301  ? sizeof(std::int32_t)
14302  : sizeof(std::int64_t);
14303  }
14304 
14308  void write_bson_integer(const string_t& name,
14309  const std::int64_t value)
14310  {
14311  if ((std::numeric_limits<std::int32_t>::min)() <= value && value <= (std::numeric_limits<std::int32_t>::max)())
14312  {
14313  write_bson_entry_header(name, 0x10); // int32
14314  write_number<std::int32_t, true>(static_cast<std::int32_t>(value));
14315  }
14316  else
14317  {
14318  write_bson_entry_header(name, 0x12); // int64
14319  write_number<std::int64_t, true>(static_cast<std::int64_t>(value));
14320  }
14321  }
14322 
14326  static constexpr std::size_t calc_bson_unsigned_size(const std::uint64_t value) noexcept
14327  {
14328  return (value <= static_cast<std::uint64_t>((std::numeric_limits<std::int32_t>::max)()))
14329  ? sizeof(std::int32_t)
14330  : sizeof(std::int64_t);
14331  }
14332 
14336  void write_bson_unsigned(const string_t& name,
14337  const BasicJsonType& j)
14338  {
14339  if (j.m_value.number_unsigned <= static_cast<std::uint64_t>((std::numeric_limits<std::int32_t>::max)()))
14340  {
14341  write_bson_entry_header(name, 0x10 /* int32 */);
14342  write_number<std::int32_t, true>(static_cast<std::int32_t>(j.m_value.number_unsigned));
14343  }
14344  else if (j.m_value.number_unsigned <= static_cast<std::uint64_t>((std::numeric_limits<std::int64_t>::max)()))
14345  {
14346  write_bson_entry_header(name, 0x12 /* int64 */);
14347  write_number<std::int64_t, true>(static_cast<std::int64_t>(j.m_value.number_unsigned));
14348  }
14349  else
14350  {
14351  JSON_THROW(out_of_range::create(407, "integer number " + std::to_string(j.m_value.number_unsigned) + " cannot be represented by BSON as it does not fit int64", j));
14352  }
14353  }
14354 
14358  void write_bson_object_entry(const string_t& name,
14359  const typename BasicJsonType::object_t& value)
14360  {
14361  write_bson_entry_header(name, 0x03); // object
14362  write_bson_object(value);
14363  }
14364 
14368  static std::size_t calc_bson_array_size(const typename BasicJsonType::array_t& value)
14369  {
14370  std::size_t array_index = 0ul;
14371 
14372  const std::size_t embedded_document_size = std::accumulate(std::begin(value), std::end(value), static_cast<std::size_t>(0), [&array_index](std::size_t result, const typename BasicJsonType::array_t::value_type & el)
14373  {
14374  return result + calc_bson_element_size(std::to_string(array_index++), el);
14375  });
14376 
14377  return sizeof(std::int32_t) + embedded_document_size + 1ul;
14378  }
14379 
14383  static std::size_t calc_bson_binary_size(const typename BasicJsonType::binary_t& value)
14384  {
14385  return sizeof(std::int32_t) + value.size() + 1ul;
14386  }
14387 
14391  void write_bson_array(const string_t& name,
14392  const typename BasicJsonType::array_t& value)
14393  {
14394  write_bson_entry_header(name, 0x04); // array
14395  write_number<std::int32_t, true>(static_cast<std::int32_t>(calc_bson_array_size(value)));
14396 
14397  std::size_t array_index = 0ul;
14398 
14399  for (const auto& el : value)
14400  {
14401  write_bson_element(std::to_string(array_index++), el);
14402  }
14403 
14404  oa->write_character(to_char_type(0x00));
14405  }
14406 
14410  void write_bson_binary(const string_t& name,
14411  const binary_t& value)
14412  {
14413  write_bson_entry_header(name, 0x05);
14414 
14415  write_number<std::int32_t, true>(static_cast<std::int32_t>(value.size()));
14416  write_number(value.has_subtype() ? static_cast<std::uint8_t>(value.subtype()) : static_cast<std::uint8_t>(0x00));
14417 
14418  oa->write_characters(reinterpret_cast<const CharType*>(value.data()), value.size());
14419  }
14420 
14425  static std::size_t calc_bson_element_size(const string_t& name,
14426  const BasicJsonType& j)
14427  {
14428  const auto header_size = calc_bson_entry_header_size(name, j);
14429  switch (j.type())
14430  {
14431  case value_t::object:
14432  return header_size + calc_bson_object_size(*j.m_value.object);
14433 
14434  case value_t::array:
14435  return header_size + calc_bson_array_size(*j.m_value.array);
14436 
14437  case value_t::binary:
14438  return header_size + calc_bson_binary_size(*j.m_value.binary);
14439 
14440  case value_t::boolean:
14441  return header_size + 1ul;
14442 
14443  case value_t::number_float:
14444  return header_size + 8ul;
14445 
14446  case value_t::number_integer:
14447  return header_size + calc_bson_integer_size(j.m_value.number_integer);
14448 
14449  case value_t::number_unsigned:
14450  return header_size + calc_bson_unsigned_size(j.m_value.number_unsigned);
14451 
14452  case value_t::string:
14453  return header_size + calc_bson_string_size(*j.m_value.string);
14454 
14455  case value_t::null:
14456  return header_size + 0ul;
14457 
14458  // LCOV_EXCL_START
14459  case value_t::discarded:
14460  default:
14461  JSON_ASSERT(false); // NOLINT(cert-dcl03-c,hicpp-static-assert,misc-static-assert)
14462  return 0ul;
14463  // LCOV_EXCL_STOP
14464  }
14465  }
14466 
14473  void write_bson_element(const string_t& name,
14474  const BasicJsonType& j)
14475  {
14476  switch (j.type())
14477  {
14478  case value_t::object:
14479  return write_bson_object_entry(name, *j.m_value.object);
14480 
14481  case value_t::array:
14482  return write_bson_array(name, *j.m_value.array);
14483 
14484  case value_t::binary:
14485  return write_bson_binary(name, *j.m_value.binary);
14486 
14487  case value_t::boolean:
14488  return write_bson_boolean(name, j.m_value.boolean);
14489 
14490  case value_t::number_float:
14491  return write_bson_double(name, j.m_value.number_float);
14492 
14493  case value_t::number_integer:
14494  return write_bson_integer(name, j.m_value.number_integer);
14495 
14496  case value_t::number_unsigned:
14497  return write_bson_unsigned(name, j);
14498 
14499  case value_t::string:
14500  return write_bson_string(name, *j.m_value.string);
14501 
14502  case value_t::null:
14503  return write_bson_null(name);
14504 
14505  // LCOV_EXCL_START
14506  case value_t::discarded:
14507  default:
14508  JSON_ASSERT(false); // NOLINT(cert-dcl03-c,hicpp-static-assert,misc-static-assert)
14509  return;
14510  // LCOV_EXCL_STOP
14511  }
14512  }
14513 
14520  static std::size_t calc_bson_object_size(const typename BasicJsonType::object_t& value)
14521  {
14522  std::size_t document_size = std::accumulate(value.begin(), value.end(), static_cast<std::size_t>(0),
14523  [](size_t result, const typename BasicJsonType::object_t::value_type & el)
14524  {
14525  return result += calc_bson_element_size(el.first, el.second);
14526  });
14527 
14528  return sizeof(std::int32_t) + document_size + 1ul;
14529  }
14530 
14535  void write_bson_object(const typename BasicJsonType::object_t& value)
14536  {
14537  write_number<std::int32_t, true>(static_cast<std::int32_t>(calc_bson_object_size(value)));
14538 
14539  for (const auto& el : value)
14540  {
14541  write_bson_element(el.first, el.second);
14542  }
14543 
14544  oa->write_character(to_char_type(0x00));
14545  }
14546 
14548  // CBOR //
14550 
14551  static constexpr CharType get_cbor_float_prefix(float /*unused*/)
14552  {
14553  return to_char_type(0xFA); // Single-Precision Float
14554  }
14555 
14556  static constexpr CharType get_cbor_float_prefix(double /*unused*/)
14557  {
14558  return to_char_type(0xFB); // Double-Precision Float
14559  }
14560 
14562  // MsgPack //
14564 
14565  static constexpr CharType get_msgpack_float_prefix(float /*unused*/)
14566  {
14567  return to_char_type(0xCA); // float 32
14568  }
14569 
14570  static constexpr CharType get_msgpack_float_prefix(double /*unused*/)
14571  {
14572  return to_char_type(0xCB); // float 64
14573  }
14574 
14576  // UBJSON //
14578 
14579  // UBJSON: write number (floating point)
14580  template<typename NumberType, typename std::enable_if<
14581  std::is_floating_point<NumberType>::value, int>::type = 0>
14582  void write_number_with_ubjson_prefix(const NumberType n,
14583  const bool add_prefix)
14584  {
14585  if (add_prefix)
14586  {
14587  oa->write_character(get_ubjson_float_prefix(n));
14588  }
14589  write_number(n);
14590  }
14591 
14592  // UBJSON: write number (unsigned integer)
14593  template<typename NumberType, typename std::enable_if<
14594  std::is_unsigned<NumberType>::value, int>::type = 0>
14595  void write_number_with_ubjson_prefix(const NumberType n,
14596  const bool add_prefix)
14597  {
14598  if (n <= static_cast<std::uint64_t>((std::numeric_limits<std::int8_t>::max)()))
14599  {
14600  if (add_prefix)
14601  {
14602  oa->write_character(to_char_type('i')); // int8
14603  }
14604  write_number(static_cast<std::uint8_t>(n));
14605  }
14606  else if (n <= (std::numeric_limits<std::uint8_t>::max)())
14607  {
14608  if (add_prefix)
14609  {
14610  oa->write_character(to_char_type('U')); // uint8
14611  }
14612  write_number(static_cast<std::uint8_t>(n));
14613  }
14614  else if (n <= static_cast<std::uint64_t>((std::numeric_limits<std::int16_t>::max)()))
14615  {
14616  if (add_prefix)
14617  {
14618  oa->write_character(to_char_type('I')); // int16
14619  }
14620  write_number(static_cast<std::int16_t>(n));
14621  }
14622  else if (n <= static_cast<std::uint64_t>((std::numeric_limits<std::int32_t>::max)()))
14623  {
14624  if (add_prefix)
14625  {
14626  oa->write_character(to_char_type('l')); // int32
14627  }
14628  write_number(static_cast<std::int32_t>(n));
14629  }
14630  else if (n <= static_cast<std::uint64_t>((std::numeric_limits<std::int64_t>::max)()))
14631  {
14632  if (add_prefix)
14633  {
14634  oa->write_character(to_char_type('L')); // int64
14635  }
14636  write_number(static_cast<std::int64_t>(n));
14637  }
14638  else
14639  {
14640  if (add_prefix)
14641  {
14642  oa->write_character(to_char_type('H')); // high-precision number
14643  }
14644 
14645  const auto number = BasicJsonType(n).dump();
14646  write_number_with_ubjson_prefix(number.size(), true);
14647  for (std::size_t i = 0; i < number.size(); ++i)
14648  {
14649  oa->write_character(to_char_type(static_cast<std::uint8_t>(number[i])));
14650  }
14651  }
14652  }
14653 
14654  // UBJSON: write number (signed integer)
14655  template < typename NumberType, typename std::enable_if <
14656  std::is_signed<NumberType>::value&&
14657  !std::is_floating_point<NumberType>::value, int >::type = 0 >
14658  void write_number_with_ubjson_prefix(const NumberType n,
14659  const bool add_prefix)
14660  {
14661  if ((std::numeric_limits<std::int8_t>::min)() <= n && n <= (std::numeric_limits<std::int8_t>::max)())
14662  {
14663  if (add_prefix)
14664  {
14665  oa->write_character(to_char_type('i')); // int8
14666  }
14667  write_number(static_cast<std::int8_t>(n));
14668  }
14669  else if (static_cast<std::int64_t>((std::numeric_limits<std::uint8_t>::min)()) <= n && n <= static_cast<std::int64_t>((std::numeric_limits<std::uint8_t>::max)()))
14670  {
14671  if (add_prefix)
14672  {
14673  oa->write_character(to_char_type('U')); // uint8
14674  }
14675  write_number(static_cast<std::uint8_t>(n));
14676  }
14677  else if ((std::numeric_limits<std::int16_t>::min)() <= n && n <= (std::numeric_limits<std::int16_t>::max)())
14678  {
14679  if (add_prefix)
14680  {
14681  oa->write_character(to_char_type('I')); // int16
14682  }
14683  write_number(static_cast<std::int16_t>(n));
14684  }
14685  else if ((std::numeric_limits<std::int32_t>::min)() <= n && n <= (std::numeric_limits<std::int32_t>::max)())
14686  {
14687  if (add_prefix)
14688  {
14689  oa->write_character(to_char_type('l')); // int32
14690  }
14691  write_number(static_cast<std::int32_t>(n));
14692  }
14693  else if ((std::numeric_limits<std::int64_t>::min)() <= n && n <= (std::numeric_limits<std::int64_t>::max)())
14694  {
14695  if (add_prefix)
14696  {
14697  oa->write_character(to_char_type('L')); // int64
14698  }
14699  write_number(static_cast<std::int64_t>(n));
14700  }
14701  // LCOV_EXCL_START
14702  else
14703  {
14704  if (add_prefix)
14705  {
14706  oa->write_character(to_char_type('H')); // high-precision number
14707  }
14708 
14709  const auto number = BasicJsonType(n).dump();
14710  write_number_with_ubjson_prefix(number.size(), true);
14711  for (std::size_t i = 0; i < number.size(); ++i)
14712  {
14713  oa->write_character(to_char_type(static_cast<std::uint8_t>(number[i])));
14714  }
14715  }
14716  // LCOV_EXCL_STOP
14717  }
14718 
14722  CharType ubjson_prefix(const BasicJsonType& j) const noexcept
14723  {
14724  switch (j.type())
14725  {
14726  case value_t::null:
14727  return 'Z';
14728 
14729  case value_t::boolean:
14730  return j.m_value.boolean ? 'T' : 'F';
14731 
14732  case value_t::number_integer:
14733  {
14734  if ((std::numeric_limits<std::int8_t>::min)() <= j.m_value.number_integer && j.m_value.number_integer <= (std::numeric_limits<std::int8_t>::max)())
14735  {
14736  return 'i';
14737  }
14738  if ((std::numeric_limits<std::uint8_t>::min)() <= j.m_value.number_integer && j.m_value.number_integer <= (std::numeric_limits<std::uint8_t>::max)())
14739  {
14740  return 'U';
14741  }
14742  if ((std::numeric_limits<std::int16_t>::min)() <= j.m_value.number_integer && j.m_value.number_integer <= (std::numeric_limits<std::int16_t>::max)())
14743  {
14744  return 'I';
14745  }
14746  if ((std::numeric_limits<std::int32_t>::min)() <= j.m_value.number_integer && j.m_value.number_integer <= (std::numeric_limits<std::int32_t>::max)())
14747  {
14748  return 'l';
14749  }
14750  if ((std::numeric_limits<std::int64_t>::min)() <= j.m_value.number_integer && j.m_value.number_integer <= (std::numeric_limits<std::int64_t>::max)())
14751  {
14752  return 'L';
14753  }
14754  // anything else is treated as high-precision number
14755  return 'H'; // LCOV_EXCL_LINE
14756  }
14757 
14758  case value_t::number_unsigned:
14759  {
14760  if (j.m_value.number_unsigned <= static_cast<std::uint64_t>((std::numeric_limits<std::int8_t>::max)()))
14761  {
14762  return 'i';
14763  }
14764  if (j.m_value.number_unsigned <= static_cast<std::uint64_t>((std::numeric_limits<std::uint8_t>::max)()))
14765  {
14766  return 'U';
14767  }
14768  if (j.m_value.number_unsigned <= static_cast<std::uint64_t>((std::numeric_limits<std::int16_t>::max)()))
14769  {
14770  return 'I';
14771  }
14772  if (j.m_value.number_unsigned <= static_cast<std::uint64_t>((std::numeric_limits<std::int32_t>::max)()))
14773  {
14774  return 'l';
14775  }
14776  if (j.m_value.number_unsigned <= static_cast<std::uint64_t>((std::numeric_limits<std::int64_t>::max)()))
14777  {
14778  return 'L';
14779  }
14780  // anything else is treated as high-precision number
14781  return 'H'; // LCOV_EXCL_LINE
14782  }
14783 
14784  case value_t::number_float:
14785  return get_ubjson_float_prefix(j.m_value.number_float);
14786 
14787  case value_t::string:
14788  return 'S';
14789 
14790  case value_t::array: // fallthrough
14791  case value_t::binary:
14792  return '[';
14793 
14794  case value_t::object:
14795  return '{';
14796 
14797  case value_t::discarded:
14798  default: // discarded values
14799  return 'N';
14800  }
14801  }
14802 
14803  static constexpr CharType get_ubjson_float_prefix(float /*unused*/)
14804  {
14805  return 'd'; // float 32
14806  }
14807 
14808  static constexpr CharType get_ubjson_float_prefix(double /*unused*/)
14809  {
14810  return 'D'; // float 64
14811  }
14812 
14814  // Utility functions //
14816 
14817  /*
14818  @brief write a number to output input
14819  @param[in] n number of type @a NumberType
14820  @tparam NumberType the type of the number
14821  @tparam OutputIsLittleEndian Set to true if output data is
14822  required to be little endian
14823 
14824  @note This function needs to respect the system's endianness, because bytes
14825  in CBOR, MessagePack, and UBJSON are stored in network order (big
14826  endian) and therefore need reordering on little endian systems.
14827  */
14828  template<typename NumberType, bool OutputIsLittleEndian = false>
14829  void write_number(const NumberType n)
14830  {
14831  // step 1: write number to array of length NumberType
14832  std::array<CharType, sizeof(NumberType)> vec{};
14833  std::memcpy(vec.data(), &n, sizeof(NumberType));
14834 
14835  // step 2: write array to output (with possible reordering)
14836  if (is_little_endian != OutputIsLittleEndian)
14837  {
14838  // reverse byte order prior to conversion if necessary
14839  std::reverse(vec.begin(), vec.end());
14840  }
14841 
14842  oa->write_characters(vec.data(), sizeof(NumberType));
14843  }
14844 
14845  void write_compact_float(const number_float_t n, detail::input_format_t format)
14846  {
14847 #ifdef __GNUC__
14848 #pragma GCC diagnostic push
14849 #pragma GCC diagnostic ignored "-Wfloat-equal"
14850 #endif
14851  if (static_cast<double>(n) >= static_cast<double>(std::numeric_limits<float>::lowest()) &&
14852  static_cast<double>(n) <= static_cast<double>((std::numeric_limits<float>::max)()) &&
14853  static_cast<double>(static_cast<float>(n)) == static_cast<double>(n))
14854  {
14855  oa->write_character(format == detail::input_format_t::cbor
14856  ? get_cbor_float_prefix(static_cast<float>(n))
14857  : get_msgpack_float_prefix(static_cast<float>(n)));
14858  write_number(static_cast<float>(n));
14859  }
14860  else
14861  {
14862  oa->write_character(format == detail::input_format_t::cbor
14863  ? get_cbor_float_prefix(n)
14864  : get_msgpack_float_prefix(n));
14865  write_number(n);
14866  }
14867 #ifdef __GNUC__
14868 #pragma GCC diagnostic pop
14869 #endif
14870  }
14871 
14872  public:
14873  // The following to_char_type functions are implement the conversion
14874  // between uint8_t and CharType. In case CharType is not unsigned,
14875  // such a conversion is required to allow values greater than 128.
14876  // See <https://github.com/nlohmann/json/issues/1286> for a discussion.
14877  template < typename C = CharType,
14878  enable_if_t < std::is_signed<C>::value && std::is_signed<char>::value > * = nullptr >
14879  static constexpr CharType to_char_type(std::uint8_t x) noexcept
14880  {
14881  return *reinterpret_cast<char*>(&x);
14882  }
14883 
14884  template < typename C = CharType,
14885  enable_if_t < std::is_signed<C>::value && std::is_unsigned<char>::value > * = nullptr >
14886  static CharType to_char_type(std::uint8_t x) noexcept
14887  {
14888  static_assert(sizeof(std::uint8_t) == sizeof(CharType), "size of CharType must be equal to std::uint8_t");
14889  static_assert(std::is_trivial<CharType>::value, "CharType must be trivial");
14890  CharType result;
14891  std::memcpy(&result, &x, sizeof(x));
14892  return result;
14893  }
14894 
14895  template<typename C = CharType,
14896  enable_if_t<std::is_unsigned<C>::value>* = nullptr>
14897  static constexpr CharType to_char_type(std::uint8_t x) noexcept
14898  {
14899  return x;
14900  }
14901 
14902  template < typename InputCharType, typename C = CharType,
14903  enable_if_t <
14904  std::is_signed<C>::value &&
14905  std::is_signed<char>::value &&
14906  std::is_same<char, typename std::remove_cv<InputCharType>::type>::value
14907  > * = nullptr >
14908  static constexpr CharType to_char_type(InputCharType x) noexcept
14909  {
14910  return x;
14911  }
14912 
14913  private:
14915  const bool is_little_endian = little_endianness();
14916 
14918  output_adapter_t<CharType> oa = nullptr;
14919 };
14920 } // namespace detail
14921 } // namespace nlohmann
14922 
14923 // #include <nlohmann/detail/output/output_adapters.hpp>
14924 
14925 // #include <nlohmann/detail/output/serializer.hpp>
14926 
14927 
14928 #include <algorithm> // reverse, remove, fill, find, none_of
14929 #include <array> // array
14930 #include <clocale> // localeconv, lconv
14931 #include <cmath> // labs, isfinite, isnan, signbit
14932 #include <cstddef> // size_t, ptrdiff_t
14933 #include <cstdint> // uint8_t
14934 #include <cstdio> // snprintf
14935 #include <limits> // numeric_limits
14936 #include <string> // string, char_traits
14937 #include <iomanip> // setfill, setw
14938 #include <sstream> // stringstream
14939 #include <type_traits> // is_same
14940 #include <utility> // move
14941 
14942 // #include <nlohmann/detail/conversions/to_chars.hpp>
14943 
14944 
14945 #include <array> // array
14946 #include <cmath> // signbit, isfinite
14947 #include <cstdint> // intN_t, uintN_t
14948 #include <cstring> // memcpy, memmove
14949 #include <limits> // numeric_limits
14950 #include <type_traits> // conditional
14951 
14952 // #include <nlohmann/detail/macro_scope.hpp>
14953 
14954 
14955 namespace nlohmann
14956 {
14957 namespace detail
14958 {
14959 
14979 namespace dtoa_impl
14980 {
14981 
14982 template<typename Target, typename Source>
14983 Target reinterpret_bits(const Source source)
14984 {
14985  static_assert(sizeof(Target) == sizeof(Source), "size mismatch");
14986 
14987  Target target;
14988  std::memcpy(&target, &source, sizeof(Source));
14989  return target;
14990 }
14991 
14992 struct diyfp // f * 2^e
14993 {
14994  static constexpr int kPrecision = 64; // = q
14995 
14996  std::uint64_t f = 0;
14997  int e = 0;
14998 
14999  constexpr diyfp(std::uint64_t f_, int e_) noexcept : f(f_), e(e_) {}
15000 
15005  static diyfp sub(const diyfp& x, const diyfp& y) noexcept
15006  {
15007  JSON_ASSERT(x.e == y.e);
15008  JSON_ASSERT(x.f >= y.f);
15009 
15010  return {x.f - y.f, x.e};
15011  }
15012 
15017  static diyfp mul(const diyfp& x, const diyfp& y) noexcept
15018  {
15019  static_assert(kPrecision == 64, "internal error");
15020 
15021  // Computes:
15022  // f = round((x.f * y.f) / 2^q)
15023  // e = x.e + y.e + q
15024 
15025  // Emulate the 64-bit * 64-bit multiplication:
15026  //
15027  // p = u * v
15028  // = (u_lo + 2^32 u_hi) (v_lo + 2^32 v_hi)
15029  // = (u_lo v_lo ) + 2^32 ((u_lo v_hi ) + (u_hi v_lo )) + 2^64 (u_hi v_hi )
15030  // = (p0 ) + 2^32 ((p1 ) + (p2 )) + 2^64 (p3 )
15031  // = (p0_lo + 2^32 p0_hi) + 2^32 ((p1_lo + 2^32 p1_hi) + (p2_lo + 2^32 p2_hi)) + 2^64 (p3 )
15032  // = (p0_lo ) + 2^32 (p0_hi + p1_lo + p2_lo ) + 2^64 (p1_hi + p2_hi + p3)
15033  // = (p0_lo ) + 2^32 (Q ) + 2^64 (H )
15034  // = (p0_lo ) + 2^32 (Q_lo + 2^32 Q_hi ) + 2^64 (H )
15035  //
15036  // (Since Q might be larger than 2^32 - 1)
15037  //
15038  // = (p0_lo + 2^32 Q_lo) + 2^64 (Q_hi + H)
15039  //
15040  // (Q_hi + H does not overflow a 64-bit int)
15041  //
15042  // = p_lo + 2^64 p_hi
15043 
15044  const std::uint64_t u_lo = x.f & 0xFFFFFFFFu;
15045  const std::uint64_t u_hi = x.f >> 32u;
15046  const std::uint64_t v_lo = y.f & 0xFFFFFFFFu;
15047  const std::uint64_t v_hi = y.f >> 32u;
15048 
15049  const std::uint64_t p0 = u_lo * v_lo;
15050  const std::uint64_t p1 = u_lo * v_hi;
15051  const std::uint64_t p2 = u_hi * v_lo;
15052  const std::uint64_t p3 = u_hi * v_hi;
15053 
15054  const std::uint64_t p0_hi = p0 >> 32u;
15055  const std::uint64_t p1_lo = p1 & 0xFFFFFFFFu;
15056  const std::uint64_t p1_hi = p1 >> 32u;
15057  const std::uint64_t p2_lo = p2 & 0xFFFFFFFFu;
15058  const std::uint64_t p2_hi = p2 >> 32u;
15059 
15060  std::uint64_t Q = p0_hi + p1_lo + p2_lo;
15061 
15062  // The full product might now be computed as
15063  //
15064  // p_hi = p3 + p2_hi + p1_hi + (Q >> 32)
15065  // p_lo = p0_lo + (Q << 32)
15066  //
15067  // But in this particular case here, the full p_lo is not required.
15068  // Effectively we only need to add the highest bit in p_lo to p_hi (and
15069  // Q_hi + 1 does not overflow).
15070 
15071  Q += std::uint64_t{1} << (64u - 32u - 1u); // round, ties up
15072 
15073  const std::uint64_t h = p3 + p2_hi + p1_hi + (Q >> 32u);
15074 
15075  return {h, x.e + y.e + 64};
15076  }
15077 
15082  static diyfp normalize(diyfp x) noexcept
15083  {
15084  JSON_ASSERT(x.f != 0);
15085 
15086  while ((x.f >> 63u) == 0)
15087  {
15088  x.f <<= 1u;
15089  x.e--;
15090  }
15091 
15092  return x;
15093  }
15094 
15099  static diyfp normalize_to(const diyfp& x, const int target_exponent) noexcept
15100  {
15101  const int delta = x.e - target_exponent;
15102 
15103  JSON_ASSERT(delta >= 0);
15104  JSON_ASSERT(((x.f << delta) >> delta) == x.f);
15105 
15106  return {x.f << delta, target_exponent};
15107  }
15108 };
15109 
15110 struct boundaries
15111 {
15112  diyfp w;
15113  diyfp minus;
15114  diyfp plus;
15115 };
15116 
15123 template<typename FloatType>
15124 boundaries compute_boundaries(FloatType value)
15125 {
15126  JSON_ASSERT(std::isfinite(value));
15127  JSON_ASSERT(value > 0);
15128 
15129  // Convert the IEEE representation into a diyfp.
15130  //
15131  // If v is denormal:
15132  // value = 0.F * 2^(1 - bias) = ( F) * 2^(1 - bias - (p-1))
15133  // If v is normalized:
15134  // value = 1.F * 2^(E - bias) = (2^(p-1) + F) * 2^(E - bias - (p-1))
15135 
15136  static_assert(std::numeric_limits<FloatType>::is_iec559,
15137  "internal error: dtoa_short requires an IEEE-754 floating-point implementation");
15138 
15139  constexpr int kPrecision = std::numeric_limits<FloatType>::digits; // = p (includes the hidden bit)
15140  constexpr int kBias = std::numeric_limits<FloatType>::max_exponent - 1 + (kPrecision - 1);
15141  constexpr int kMinExp = 1 - kBias;
15142  constexpr std::uint64_t kHiddenBit = std::uint64_t{1} << (kPrecision - 1); // = 2^(p-1)
15143 
15144  using bits_type = typename std::conditional<kPrecision == 24, std::uint32_t, std::uint64_t >::type;
15145 
15146  const auto bits = static_cast<std::uint64_t>(reinterpret_bits<bits_type>(value));
15147  const std::uint64_t E = bits >> (kPrecision - 1);
15148  const std::uint64_t F = bits & (kHiddenBit - 1);
15149 
15150  const bool is_denormal = E == 0;
15151  const diyfp v = is_denormal
15152  ? diyfp(F, kMinExp)
15153  : diyfp(F + kHiddenBit, static_cast<int>(E) - kBias);
15154 
15155  // Compute the boundaries m- and m+ of the floating-point value
15156  // v = f * 2^e.
15157  //
15158  // Determine v- and v+, the floating-point predecessor and successor if v,
15159  // respectively.
15160  //
15161  // v- = v - 2^e if f != 2^(p-1) or e == e_min (A)
15162  // = v - 2^(e-1) if f == 2^(p-1) and e > e_min (B)
15163  //
15164  // v+ = v + 2^e
15165  //
15166  // Let m- = (v- + v) / 2 and m+ = (v + v+) / 2. All real numbers _strictly_
15167  // between m- and m+ round to v, regardless of how the input rounding
15168  // algorithm breaks ties.
15169  //
15170  // ---+-------------+-------------+-------------+-------------+--- (A)
15171  // v- m- v m+ v+
15172  //
15173  // -----------------+------+------+-------------+-------------+--- (B)
15174  // v- m- v m+ v+
15175 
15176  const bool lower_boundary_is_closer = F == 0 && E > 1;
15177  const diyfp m_plus = diyfp(2 * v.f + 1, v.e - 1);
15178  const diyfp m_minus = lower_boundary_is_closer
15179  ? diyfp(4 * v.f - 1, v.e - 2) // (B)
15180  : diyfp(2 * v.f - 1, v.e - 1); // (A)
15181 
15182  // Determine the normalized w+ = m+.
15183  const diyfp w_plus = diyfp::normalize(m_plus);
15184 
15185  // Determine w- = m- such that e_(w-) = e_(w+).
15186  const diyfp w_minus = diyfp::normalize_to(m_minus, w_plus.e);
15187 
15188  return {diyfp::normalize(v), w_minus, w_plus};
15189 }
15190 
15191 // Given normalized diyfp w, Grisu needs to find a (normalized) cached
15192 // power-of-ten c, such that the exponent of the product c * w = f * 2^e lies
15193 // within a certain range [alpha, gamma] (Definition 3.2 from [1])
15194 //
15195 // alpha <= e = e_c + e_w + q <= gamma
15196 //
15197 // or
15198 //
15199 // f_c * f_w * 2^alpha <= f_c 2^(e_c) * f_w 2^(e_w) * 2^q
15200 // <= f_c * f_w * 2^gamma
15201 //
15202 // Since c and w are normalized, i.e. 2^(q-1) <= f < 2^q, this implies
15203 //
15204 // 2^(q-1) * 2^(q-1) * 2^alpha <= c * w * 2^q < 2^q * 2^q * 2^gamma
15205 //
15206 // or
15207 //
15208 // 2^(q - 2 + alpha) <= c * w < 2^(q + gamma)
15209 //
15210 // The choice of (alpha,gamma) determines the size of the table and the form of
15211 // the digit generation procedure. Using (alpha,gamma)=(-60,-32) works out well
15212 // in practice:
15213 //
15214 // The idea is to cut the number c * w = f * 2^e into two parts, which can be
15215 // processed independently: An integral part p1, and a fractional part p2:
15216 //
15217 // f * 2^e = ( (f div 2^-e) * 2^-e + (f mod 2^-e) ) * 2^e
15218 // = (f div 2^-e) + (f mod 2^-e) * 2^e
15219 // = p1 + p2 * 2^e
15220 //
15221 // The conversion of p1 into decimal form requires a series of divisions and
15222 // modulos by (a power of) 10. These operations are faster for 32-bit than for
15223 // 64-bit integers, so p1 should ideally fit into a 32-bit integer. This can be
15224 // achieved by choosing
15225 //
15226 // -e >= 32 or e <= -32 := gamma
15227 //
15228 // In order to convert the fractional part
15229 //
15230 // p2 * 2^e = p2 / 2^-e = d[-1] / 10^1 + d[-2] / 10^2 + ...
15231 //
15232 // into decimal form, the fraction is repeatedly multiplied by 10 and the digits
15233 // d[-i] are extracted in order:
15234 //
15235 // (10 * p2) div 2^-e = d[-1]
15236 // (10 * p2) mod 2^-e = d[-2] / 10^1 + ...
15237 //
15238 // The multiplication by 10 must not overflow. It is sufficient to choose
15239 //
15240 // 10 * p2 < 16 * p2 = 2^4 * p2 <= 2^64.
15241 //
15242 // Since p2 = f mod 2^-e < 2^-e,
15243 //
15244 // -e <= 60 or e >= -60 := alpha
15245 
15246 constexpr int kAlpha = -60;
15247 constexpr int kGamma = -32;
15248 
15249 struct cached_power // c = f * 2^e ~= 10^k
15250 {
15251  std::uint64_t f;
15252  int e;
15253  int k;
15254 };
15255 
15263 inline cached_power get_cached_power_for_binary_exponent(int e)
15264 {
15265  // Now
15266  //
15267  // alpha <= e_c + e + q <= gamma (1)
15268  // ==> f_c * 2^alpha <= c * 2^e * 2^q
15269  //
15270  // and since the c's are normalized, 2^(q-1) <= f_c,
15271  //
15272  // ==> 2^(q - 1 + alpha) <= c * 2^(e + q)
15273  // ==> 2^(alpha - e - 1) <= c
15274  //
15275  // If c were an exact power of ten, i.e. c = 10^k, one may determine k as
15276  //
15277  // k = ceil( log_10( 2^(alpha - e - 1) ) )
15278  // = ceil( (alpha - e - 1) * log_10(2) )
15279  //
15280  // From the paper:
15281  // "In theory the result of the procedure could be wrong since c is rounded,
15282  // and the computation itself is approximated [...]. In practice, however,
15283  // this simple function is sufficient."
15284  //
15285  // For IEEE double precision floating-point numbers converted into
15286  // normalized diyfp's w = f * 2^e, with q = 64,
15287  //
15288  // e >= -1022 (min IEEE exponent)
15289  // -52 (p - 1)
15290  // -52 (p - 1, possibly normalize denormal IEEE numbers)
15291  // -11 (normalize the diyfp)
15292  // = -1137
15293  //
15294  // and
15295  //
15296  // e <= +1023 (max IEEE exponent)
15297  // -52 (p - 1)
15298  // -11 (normalize the diyfp)
15299  // = 960
15300  //
15301  // This binary exponent range [-1137,960] results in a decimal exponent
15302  // range [-307,324]. One does not need to store a cached power for each
15303  // k in this range. For each such k it suffices to find a cached power
15304  // such that the exponent of the product lies in [alpha,gamma].
15305  // This implies that the difference of the decimal exponents of adjacent
15306  // table entries must be less than or equal to
15307  //
15308  // floor( (gamma - alpha) * log_10(2) ) = 8.
15309  //
15310  // (A smaller distance gamma-alpha would require a larger table.)
15311 
15312  // NB:
15313  // Actually this function returns c, such that -60 <= e_c + e + 64 <= -34.
15314 
15315  constexpr int kCachedPowersMinDecExp = -300;
15316  constexpr int kCachedPowersDecStep = 8;
15317 
15318  static constexpr std::array<cached_power, 79> kCachedPowers =
15319  {
15320  {
15321  { 0xAB70FE17C79AC6CA, -1060, -300 },
15322  { 0xFF77B1FCBEBCDC4F, -1034, -292 },
15323  { 0xBE5691EF416BD60C, -1007, -284 },
15324  { 0x8DD01FAD907FFC3C, -980, -276 },
15325  { 0xD3515C2831559A83, -954, -268 },
15326  { 0x9D71AC8FADA6C9B5, -927, -260 },
15327  { 0xEA9C227723EE8BCB, -901, -252 },
15328  { 0xAECC49914078536D, -874, -244 },
15329  { 0x823C12795DB6CE57, -847, -236 },
15330  { 0xC21094364DFB5637, -821, -228 },
15331  { 0x9096EA6F3848984F, -794, -220 },
15332  { 0xD77485CB25823AC7, -768, -212 },
15333  { 0xA086CFCD97BF97F4, -741, -204 },
15334  { 0xEF340A98172AACE5, -715, -196 },
15335  { 0xB23867FB2A35B28E, -688, -188 },
15336  { 0x84C8D4DFD2C63F3B, -661, -180 },
15337  { 0xC5DD44271AD3CDBA, -635, -172 },
15338  { 0x936B9FCEBB25C996, -608, -164 },
15339  { 0xDBAC6C247D62A584, -582, -156 },
15340  { 0xA3AB66580D5FDAF6, -555, -148 },
15341  { 0xF3E2F893DEC3F126, -529, -140 },
15342  { 0xB5B5ADA8AAFF80B8, -502, -132 },
15343  { 0x87625F056C7C4A8B, -475, -124 },
15344  { 0xC9BCFF6034C13053, -449, -116 },
15345  { 0x964E858C91BA2655, -422, -108 },
15346  { 0xDFF9772470297EBD, -396, -100 },
15347  { 0xA6DFBD9FB8E5B88F, -369, -92 },
15348  { 0xF8A95FCF88747D94, -343, -84 },
15349  { 0xB94470938FA89BCF, -316, -76 },
15350  { 0x8A08F0F8BF0F156B, -289, -68 },
15351  { 0xCDB02555653131B6, -263, -60 },
15352  { 0x993FE2C6D07B7FAC, -236, -52 },
15353  { 0xE45C10C42A2B3B06, -210, -44 },
15354  { 0xAA242499697392D3, -183, -36 },
15355  { 0xFD87B5F28300CA0E, -157, -28 },
15356  { 0xBCE5086492111AEB, -130, -20 },
15357  { 0x8CBCCC096F5088CC, -103, -12 },
15358  { 0xD1B71758E219652C, -77, -4 },
15359  { 0x9C40000000000000, -50, 4 },
15360  { 0xE8D4A51000000000, -24, 12 },
15361  { 0xAD78EBC5AC620000, 3, 20 },
15362  { 0x813F3978F8940984, 30, 28 },
15363  { 0xC097CE7BC90715B3, 56, 36 },
15364  { 0x8F7E32CE7BEA5C70, 83, 44 },
15365  { 0xD5D238A4ABE98068, 109, 52 },
15366  { 0x9F4F2726179A2245, 136, 60 },
15367  { 0xED63A231D4C4FB27, 162, 68 },
15368  { 0xB0DE65388CC8ADA8, 189, 76 },
15369  { 0x83C7088E1AAB65DB, 216, 84 },
15370  { 0xC45D1DF942711D9A, 242, 92 },
15371  { 0x924D692CA61BE758, 269, 100 },
15372  { 0xDA01EE641A708DEA, 295, 108 },
15373  { 0xA26DA3999AEF774A, 322, 116 },
15374  { 0xF209787BB47D6B85, 348, 124 },
15375  { 0xB454E4A179DD1877, 375, 132 },
15376  { 0x865B86925B9BC5C2, 402, 140 },
15377  { 0xC83553C5C8965D3D, 428, 148 },
15378  { 0x952AB45CFA97A0B3, 455, 156 },
15379  { 0xDE469FBD99A05FE3, 481, 164 },
15380  { 0xA59BC234DB398C25, 508, 172 },
15381  { 0xF6C69A72A3989F5C, 534, 180 },
15382  { 0xB7DCBF5354E9BECE, 561, 188 },
15383  { 0x88FCF317F22241E2, 588, 196 },
15384  { 0xCC20CE9BD35C78A5, 614, 204 },
15385  { 0x98165AF37B2153DF, 641, 212 },
15386  { 0xE2A0B5DC971F303A, 667, 220 },
15387  { 0xA8D9D1535CE3B396, 694, 228 },
15388  { 0xFB9B7CD9A4A7443C, 720, 236 },
15389  { 0xBB764C4CA7A44410, 747, 244 },
15390  { 0x8BAB8EEFB6409C1A, 774, 252 },
15391  { 0xD01FEF10A657842C, 800, 260 },
15392  { 0x9B10A4E5E9913129, 827, 268 },
15393  { 0xE7109BFBA19C0C9D, 853, 276 },
15394  { 0xAC2820D9623BF429, 880, 284 },
15395  { 0x80444B5E7AA7CF85, 907, 292 },
15396  { 0xBF21E44003ACDD2D, 933, 300 },
15397  { 0x8E679C2F5E44FF8F, 960, 308 },
15398  { 0xD433179D9C8CB841, 986, 316 },
15399  { 0x9E19DB92B4E31BA9, 1013, 324 },
15400  }
15401  };
15402 
15403  // This computation gives exactly the same results for k as
15404  // k = ceil((kAlpha - e - 1) * 0.30102999566398114)
15405  // for |e| <= 1500, but doesn't require floating-point operations.
15406  // NB: log_10(2) ~= 78913 / 2^18
15407  JSON_ASSERT(e >= -1500);
15408  JSON_ASSERT(e <= 1500);
15409  const int f = kAlpha - e - 1;
15410  const int k = (f * 78913) / (1 << 18) + static_cast<int>(f > 0);
15411 
15412  const int index = (-kCachedPowersMinDecExp + k + (kCachedPowersDecStep - 1)) / kCachedPowersDecStep;
15413  JSON_ASSERT(index >= 0);
15414  JSON_ASSERT(static_cast<std::size_t>(index) < kCachedPowers.size());
15415 
15416  const cached_power cached = kCachedPowers[static_cast<std::size_t>(index)];
15417  JSON_ASSERT(kAlpha <= cached.e + e + 64);
15418  JSON_ASSERT(kGamma >= cached.e + e + 64);
15419 
15420  return cached;
15421 }
15422 
15427 inline int find_largest_pow10(const std::uint32_t n, std::uint32_t& pow10)
15428 {
15429  // LCOV_EXCL_START
15430  if (n >= 1000000000)
15431  {
15432  pow10 = 1000000000;
15433  return 10;
15434  }
15435  // LCOV_EXCL_STOP
15436  if (n >= 100000000)
15437  {
15438  pow10 = 100000000;
15439  return 9;
15440  }
15441  if (n >= 10000000)
15442  {
15443  pow10 = 10000000;
15444  return 8;
15445  }
15446  if (n >= 1000000)
15447  {
15448  pow10 = 1000000;
15449  return 7;
15450  }
15451  if (n >= 100000)
15452  {
15453  pow10 = 100000;
15454  return 6;
15455  }
15456  if (n >= 10000)
15457  {
15458  pow10 = 10000;
15459  return 5;
15460  }
15461  if (n >= 1000)
15462  {
15463  pow10 = 1000;
15464  return 4;
15465  }
15466  if (n >= 100)
15467  {
15468  pow10 = 100;
15469  return 3;
15470  }
15471  if (n >= 10)
15472  {
15473  pow10 = 10;
15474  return 2;
15475  }
15476 
15477  pow10 = 1;
15478  return 1;
15479 }
15480 
15481 inline void grisu2_round(char* buf, int len, std::uint64_t dist, std::uint64_t delta,
15482  std::uint64_t rest, std::uint64_t ten_k)
15483 {
15484  JSON_ASSERT(len >= 1);
15485  JSON_ASSERT(dist <= delta);
15486  JSON_ASSERT(rest <= delta);
15487  JSON_ASSERT(ten_k > 0);
15488 
15489  // <--------------------------- delta ---->
15490  // <---- dist --------->
15491  // --------------[------------------+-------------------]--------------
15492  // M- w M+
15493  //
15494  // ten_k
15495  // <------>
15496  // <---- rest ---->
15497  // --------------[------------------+----+--------------]--------------
15498  // w V
15499  // = buf * 10^k
15500  //
15501  // ten_k represents a unit-in-the-last-place in the decimal representation
15502  // stored in buf.
15503  // Decrement buf by ten_k while this takes buf closer to w.
15504 
15505  // The tests are written in this order to avoid overflow in unsigned
15506  // integer arithmetic.
15507 
15508  while (rest < dist
15509  && delta - rest >= ten_k
15510  && (rest + ten_k < dist || dist - rest > rest + ten_k - dist))
15511  {
15512  JSON_ASSERT(buf[len - 1] != '0');
15513  buf[len - 1]--;
15514  rest += ten_k;
15515  }
15516 }
15517 
15522 inline void grisu2_digit_gen(char* buffer, int& length, int& decimal_exponent,
15523  diyfp M_minus, diyfp w, diyfp M_plus)
15524 {
15525  static_assert(kAlpha >= -60, "internal error");
15526  static_assert(kGamma <= -32, "internal error");
15527 
15528  // Generates the digits (and the exponent) of a decimal floating-point
15529  // number V = buffer * 10^decimal_exponent in the range [M-, M+]. The diyfp's
15530  // w, M- and M+ share the same exponent e, which satisfies alpha <= e <= gamma.
15531  //
15532  // <--------------------------- delta ---->
15533  // <---- dist --------->
15534  // --------------[------------------+-------------------]--------------
15535  // M- w M+
15536  //
15537  // Grisu2 generates the digits of M+ from left to right and stops as soon as
15538  // V is in [M-,M+].
15539 
15540  JSON_ASSERT(M_plus.e >= kAlpha);
15541  JSON_ASSERT(M_plus.e <= kGamma);
15542 
15543  std::uint64_t delta = diyfp::sub(M_plus, M_minus).f; // (significand of (M+ - M-), implicit exponent is e)
15544  std::uint64_t dist = diyfp::sub(M_plus, w ).f; // (significand of (M+ - w ), implicit exponent is e)
15545 
15546  // Split M+ = f * 2^e into two parts p1 and p2 (note: e < 0):
15547  //
15548  // M+ = f * 2^e
15549  // = ((f div 2^-e) * 2^-e + (f mod 2^-e)) * 2^e
15550  // = ((p1 ) * 2^-e + (p2 )) * 2^e
15551  // = p1 + p2 * 2^e
15552 
15553  const diyfp one(std::uint64_t{1} << -M_plus.e, M_plus.e);
15554 
15555  auto p1 = static_cast<std::uint32_t>(M_plus.f >> -one.e); // p1 = f div 2^-e (Since -e >= 32, p1 fits into a 32-bit int.)
15556  std::uint64_t p2 = M_plus.f & (one.f - 1); // p2 = f mod 2^-e
15557 
15558  // 1)
15559  //
15560  // Generate the digits of the integral part p1 = d[n-1]...d[1]d[0]
15561 
15562  JSON_ASSERT(p1 > 0);
15563 
15564  std::uint32_t pow10{};
15565  const int k = find_largest_pow10(p1, pow10);
15566 
15567  // 10^(k-1) <= p1 < 10^k, pow10 = 10^(k-1)
15568  //
15569  // p1 = (p1 div 10^(k-1)) * 10^(k-1) + (p1 mod 10^(k-1))
15570  // = (d[k-1] ) * 10^(k-1) + (p1 mod 10^(k-1))
15571  //
15572  // M+ = p1 + p2 * 2^e
15573  // = d[k-1] * 10^(k-1) + (p1 mod 10^(k-1)) + p2 * 2^e
15574  // = d[k-1] * 10^(k-1) + ((p1 mod 10^(k-1)) * 2^-e + p2) * 2^e
15575  // = d[k-1] * 10^(k-1) + ( rest) * 2^e
15576  //
15577  // Now generate the digits d[n] of p1 from left to right (n = k-1,...,0)
15578  //
15579  // p1 = d[k-1]...d[n] * 10^n + d[n-1]...d[0]
15580  //
15581  // but stop as soon as
15582  //
15583  // rest * 2^e = (d[n-1]...d[0] * 2^-e + p2) * 2^e <= delta * 2^e
15584 
15585  int n = k;
15586  while (n > 0)
15587  {
15588  // Invariants:
15589  // M+ = buffer * 10^n + (p1 + p2 * 2^e) (buffer = 0 for n = k)
15590  // pow10 = 10^(n-1) <= p1 < 10^n
15591  //
15592  const std::uint32_t d = p1 / pow10; // d = p1 div 10^(n-1)
15593  const std::uint32_t r = p1 % pow10; // r = p1 mod 10^(n-1)
15594  //
15595  // M+ = buffer * 10^n + (d * 10^(n-1) + r) + p2 * 2^e
15596  // = (buffer * 10 + d) * 10^(n-1) + (r + p2 * 2^e)
15597  //
15598  JSON_ASSERT(d <= 9);
15599  buffer[length++] = static_cast<char>('0' + d); // buffer := buffer * 10 + d
15600  //
15601  // M+ = buffer * 10^(n-1) + (r + p2 * 2^e)
15602  //
15603  p1 = r;
15604  n--;
15605  //
15606  // M+ = buffer * 10^n + (p1 + p2 * 2^e)
15607  // pow10 = 10^n
15608  //
15609 
15610  // Now check if enough digits have been generated.
15611  // Compute
15612  //
15613  // p1 + p2 * 2^e = (p1 * 2^-e + p2) * 2^e = rest * 2^e
15614  //
15615  // Note:
15616  // Since rest and delta share the same exponent e, it suffices to
15617  // compare the significands.
15618  const std::uint64_t rest = (std::uint64_t{p1} << -one.e) + p2;
15619  if (rest <= delta)
15620  {
15621  // V = buffer * 10^n, with M- <= V <= M+.
15622 
15623  decimal_exponent += n;
15624 
15625  // We may now just stop. But instead look if the buffer could be
15626  // decremented to bring V closer to w.
15627  //
15628  // pow10 = 10^n is now 1 ulp in the decimal representation V.
15629  // The rounding procedure works with diyfp's with an implicit
15630  // exponent of e.
15631  //
15632  // 10^n = (10^n * 2^-e) * 2^e = ulp * 2^e
15633  //
15634  const std::uint64_t ten_n = std::uint64_t{pow10} << -one.e;
15635  grisu2_round(buffer, length, dist, delta, rest, ten_n);
15636 
15637  return;
15638  }
15639 
15640  pow10 /= 10;
15641  //
15642  // pow10 = 10^(n-1) <= p1 < 10^n
15643  // Invariants restored.
15644  }
15645 
15646  // 2)
15647  //
15648  // The digits of the integral part have been generated:
15649  //
15650  // M+ = d[k-1]...d[1]d[0] + p2 * 2^e
15651  // = buffer + p2 * 2^e
15652  //
15653  // Now generate the digits of the fractional part p2 * 2^e.
15654  //
15655  // Note:
15656  // No decimal point is generated: the exponent is adjusted instead.
15657  //
15658  // p2 actually represents the fraction
15659  //
15660  // p2 * 2^e
15661  // = p2 / 2^-e
15662  // = d[-1] / 10^1 + d[-2] / 10^2 + ...
15663  //
15664  // Now generate the digits d[-m] of p1 from left to right (m = 1,2,...)
15665  //
15666  // p2 * 2^e = d[-1]d[-2]...d[-m] * 10^-m
15667  // + 10^-m * (d[-m-1] / 10^1 + d[-m-2] / 10^2 + ...)
15668  //
15669  // using
15670  //
15671  // 10^m * p2 = ((10^m * p2) div 2^-e) * 2^-e + ((10^m * p2) mod 2^-e)
15672  // = ( d) * 2^-e + ( r)
15673  //
15674  // or
15675  // 10^m * p2 * 2^e = d + r * 2^e
15676  //
15677  // i.e.
15678  //
15679  // M+ = buffer + p2 * 2^e
15680  // = buffer + 10^-m * (d + r * 2^e)
15681  // = (buffer * 10^m + d) * 10^-m + 10^-m * r * 2^e
15682  //
15683  // and stop as soon as 10^-m * r * 2^e <= delta * 2^e
15684 
15685  JSON_ASSERT(p2 > delta);
15686 
15687  int m = 0;
15688  for (;;)
15689  {
15690  // Invariant:
15691  // M+ = buffer * 10^-m + 10^-m * (d[-m-1] / 10 + d[-m-2] / 10^2 + ...) * 2^e
15692  // = buffer * 10^-m + 10^-m * (p2 ) * 2^e
15693  // = buffer * 10^-m + 10^-m * (1/10 * (10 * p2) ) * 2^e
15694  // = buffer * 10^-m + 10^-m * (1/10 * ((10*p2 div 2^-e) * 2^-e + (10*p2 mod 2^-e)) * 2^e
15695  //
15696  JSON_ASSERT(p2 <= (std::numeric_limits<std::uint64_t>::max)() / 10);
15697  p2 *= 10;
15698  const std::uint64_t d = p2 >> -one.e; // d = (10 * p2) div 2^-e
15699  const std::uint64_t r = p2 & (one.f - 1); // r = (10 * p2) mod 2^-e
15700  //
15701  // M+ = buffer * 10^-m + 10^-m * (1/10 * (d * 2^-e + r) * 2^e
15702  // = buffer * 10^-m + 10^-m * (1/10 * (d + r * 2^e))
15703  // = (buffer * 10 + d) * 10^(-m-1) + 10^(-m-1) * r * 2^e
15704  //
15705  JSON_ASSERT(d <= 9);
15706  buffer[length++] = static_cast<char>('0' + d); // buffer := buffer * 10 + d
15707  //
15708  // M+ = buffer * 10^(-m-1) + 10^(-m-1) * r * 2^e
15709  //
15710  p2 = r;
15711  m++;
15712  //
15713  // M+ = buffer * 10^-m + 10^-m * p2 * 2^e
15714  // Invariant restored.
15715 
15716  // Check if enough digits have been generated.
15717  //
15718  // 10^-m * p2 * 2^e <= delta * 2^e
15719  // p2 * 2^e <= 10^m * delta * 2^e
15720  // p2 <= 10^m * delta
15721  delta *= 10;
15722  dist *= 10;
15723  if (p2 <= delta)
15724  {
15725  break;
15726  }
15727  }
15728 
15729  // V = buffer * 10^-m, with M- <= V <= M+.
15730 
15731  decimal_exponent -= m;
15732 
15733  // 1 ulp in the decimal representation is now 10^-m.
15734  // Since delta and dist are now scaled by 10^m, we need to do the
15735  // same with ulp in order to keep the units in sync.
15736  //
15737  // 10^m * 10^-m = 1 = 2^-e * 2^e = ten_m * 2^e
15738  //
15739  const std::uint64_t ten_m = one.f;
15740  grisu2_round(buffer, length, dist, delta, p2, ten_m);
15741 
15742  // By construction this algorithm generates the shortest possible decimal
15743  // number (Loitsch, Theorem 6.2) which rounds back to w.
15744  // For an input number of precision p, at least
15745  //
15746  // N = 1 + ceil(p * log_10(2))
15747  //
15748  // decimal digits are sufficient to identify all binary floating-point
15749  // numbers (Matula, "In-and-Out conversions").
15750  // This implies that the algorithm does not produce more than N decimal
15751  // digits.
15752  //
15753  // N = 17 for p = 53 (IEEE double precision)
15754  // N = 9 for p = 24 (IEEE single precision)
15755 }
15756 
15762 JSON_HEDLEY_NON_NULL(1)
15763 inline void grisu2(char* buf, int& len, int& decimal_exponent,
15764  diyfp m_minus, diyfp v, diyfp m_plus)
15765 {
15766  JSON_ASSERT(m_plus.e == m_minus.e);
15767  JSON_ASSERT(m_plus.e == v.e);
15768 
15769  // --------(-----------------------+-----------------------)-------- (A)
15770  // m- v m+
15771  //
15772  // --------------------(-----------+-----------------------)-------- (B)
15773  // m- v m+
15774  //
15775  // First scale v (and m- and m+) such that the exponent is in the range
15776  // [alpha, gamma].
15777 
15778  const cached_power cached = get_cached_power_for_binary_exponent(m_plus.e);
15779 
15780  const diyfp c_minus_k(cached.f, cached.e); // = c ~= 10^-k
15781 
15782  // The exponent of the products is = v.e + c_minus_k.e + q and is in the range [alpha,gamma]
15783  const diyfp w = diyfp::mul(v, c_minus_k);
15784  const diyfp w_minus = diyfp::mul(m_minus, c_minus_k);
15785  const diyfp w_plus = diyfp::mul(m_plus, c_minus_k);
15786 
15787  // ----(---+---)---------------(---+---)---------------(---+---)----
15788  // w- w w+
15789  // = c*m- = c*v = c*m+
15790  //
15791  // diyfp::mul rounds its result and c_minus_k is approximated too. w, w- and
15792  // w+ are now off by a small amount.
15793  // In fact:
15794  //
15795  // w - v * 10^k < 1 ulp
15796  //
15797  // To account for this inaccuracy, add resp. subtract 1 ulp.
15798  //
15799  // --------+---[---------------(---+---)---------------]---+--------
15800  // w- M- w M+ w+
15801  //
15802  // Now any number in [M-, M+] (bounds included) will round to w when input,
15803  // regardless of how the input rounding algorithm breaks ties.
15804  //
15805  // And digit_gen generates the shortest possible such number in [M-, M+].
15806  // Note that this does not mean that Grisu2 always generates the shortest
15807  // possible number in the interval (m-, m+).
15808  const diyfp M_minus(w_minus.f + 1, w_minus.e);
15809  const diyfp M_plus (w_plus.f - 1, w_plus.e );
15810 
15811  decimal_exponent = -cached.k; // = -(-k) = k
15812 
15813  grisu2_digit_gen(buf, len, decimal_exponent, M_minus, w, M_plus);
15814 }
15815 
15821 template<typename FloatType>
15822 JSON_HEDLEY_NON_NULL(1)
15823 void grisu2(char* buf, int& len, int& decimal_exponent, FloatType value)
15824 {
15825  static_assert(diyfp::kPrecision >= std::numeric_limits<FloatType>::digits + 3,
15826  "internal error: not enough precision");
15827 
15828  JSON_ASSERT(std::isfinite(value));
15829  JSON_ASSERT(value > 0);
15830 
15831  // If the neighbors (and boundaries) of 'value' are always computed for double-precision
15832  // numbers, all float's can be recovered using strtod (and strtof). However, the resulting
15833  // decimal representations are not exactly "short".
15834  //
15835  // The documentation for 'std::to_chars' (https://en.cppreference.com/w/cpp/utility/to_chars)
15836  // says "value is converted to a string as if by std::sprintf in the default ("C") locale"
15837  // and since sprintf promotes floats to doubles, I think this is exactly what 'std::to_chars'
15838  // does.
15839  // On the other hand, the documentation for 'std::to_chars' requires that "parsing the
15840  // representation using the corresponding std::from_chars function recovers value exactly". That
15841  // indicates that single precision floating-point numbers should be recovered using
15842  // 'std::strtof'.
15843  //
15844  // NB: If the neighbors are computed for single-precision numbers, there is a single float
15845  // (7.0385307e-26f) which can't be recovered using strtod. The resulting double precision
15846  // value is off by 1 ulp.
15847 #if 0
15848  const boundaries w = compute_boundaries(static_cast<double>(value));
15849 #else
15850  const boundaries w = compute_boundaries(value);
15851 #endif
15852 
15853  grisu2(buf, len, decimal_exponent, w.minus, w.w, w.plus);
15854 }
15855 
15861 JSON_HEDLEY_NON_NULL(1)
15862 JSON_HEDLEY_RETURNS_NON_NULL
15863 inline char* append_exponent(char* buf, int e)
15864 {
15865  JSON_ASSERT(e > -1000);
15866  JSON_ASSERT(e < 1000);
15867 
15868  if (e < 0)
15869  {
15870  e = -e;
15871  *buf++ = '-';
15872  }
15873  else
15874  {
15875  *buf++ = '+';
15876  }
15877 
15878  auto k = static_cast<std::uint32_t>(e);
15879  if (k < 10)
15880  {
15881  // Always print at least two digits in the exponent.
15882  // This is for compatibility with printf("%g").
15883  *buf++ = '0';
15884  *buf++ = static_cast<char>('0' + k);
15885  }
15886  else if (k < 100)
15887  {
15888  *buf++ = static_cast<char>('0' + k / 10);
15889  k %= 10;
15890  *buf++ = static_cast<char>('0' + k);
15891  }
15892  else
15893  {
15894  *buf++ = static_cast<char>('0' + k / 100);
15895  k %= 100;
15896  *buf++ = static_cast<char>('0' + k / 10);
15897  k %= 10;
15898  *buf++ = static_cast<char>('0' + k);
15899  }
15900 
15901  return buf;
15902 }
15903 
15913 JSON_HEDLEY_NON_NULL(1)
15914 JSON_HEDLEY_RETURNS_NON_NULL
15915 inline char* format_buffer(char* buf, int len, int decimal_exponent,
15916  int min_exp, int max_exp)
15917 {
15918  JSON_ASSERT(min_exp < 0);
15919  JSON_ASSERT(max_exp > 0);
15920 
15921  const int k = len;
15922  const int n = len + decimal_exponent;
15923 
15924  // v = buf * 10^(n-k)
15925  // k is the length of the buffer (number of decimal digits)
15926  // n is the position of the decimal point relative to the start of the buffer.
15927 
15928  if (k <= n && n <= max_exp)
15929  {
15930  // digits[000]
15931  // len <= max_exp + 2
15932 
15933  std::memset(buf + k, '0', static_cast<size_t>(n) - static_cast<size_t>(k));
15934  // Make it look like a floating-point number (#362, #378)
15935  buf[n + 0] = '.';
15936  buf[n + 1] = '0';
15937  return buf + (static_cast<size_t>(n) + 2);
15938  }
15939 
15940  if (0 < n && n <= max_exp)
15941  {
15942  // dig.its
15943  // len <= max_digits10 + 1
15944 
15945  JSON_ASSERT(k > n);
15946 
15947  std::memmove(buf + (static_cast<size_t>(n) + 1), buf + n, static_cast<size_t>(k) - static_cast<size_t>(n));
15948  buf[n] = '.';
15949  return buf + (static_cast<size_t>(k) + 1U);
15950  }
15951 
15952  if (min_exp < n && n <= 0)
15953  {
15954  // 0.[000]digits
15955  // len <= 2 + (-min_exp - 1) + max_digits10
15956 
15957  std::memmove(buf + (2 + static_cast<size_t>(-n)), buf, static_cast<size_t>(k));
15958  buf[0] = '0';
15959  buf[1] = '.';
15960  std::memset(buf + 2, '0', static_cast<size_t>(-n));
15961  return buf + (2U + static_cast<size_t>(-n) + static_cast<size_t>(k));
15962  }
15963 
15964  if (k == 1)
15965  {
15966  // dE+123
15967  // len <= 1 + 5
15968 
15969  buf += 1;
15970  }
15971  else
15972  {
15973  // d.igitsE+123
15974  // len <= max_digits10 + 1 + 5
15975 
15976  std::memmove(buf + 2, buf + 1, static_cast<size_t>(k) - 1);
15977  buf[1] = '.';
15978  buf += 1 + static_cast<size_t>(k);
15979  }
15980 
15981  *buf++ = 'e';
15982  return append_exponent(buf, n - 1);
15983 }
15984 
15985 } // namespace dtoa_impl
15986 
15997 template<typename FloatType>
15998 JSON_HEDLEY_NON_NULL(1, 2)
15999 JSON_HEDLEY_RETURNS_NON_NULL
16000 char* to_chars(char* first, const char* last, FloatType value)
16001 {
16002  static_cast<void>(last); // maybe unused - fix warning
16003  JSON_ASSERT(std::isfinite(value));
16004 
16005  // Use signbit(value) instead of (value < 0) since signbit works for -0.
16006  if (std::signbit(value))
16007  {
16008  value = -value;
16009  *first++ = '-';
16010  }
16011 
16012 #ifdef __GNUC__
16013 #pragma GCC diagnostic push
16014 #pragma GCC diagnostic ignored "-Wfloat-equal"
16015 #endif
16016  if (value == 0) // +-0
16017  {
16018  *first++ = '0';
16019  // Make it look like a floating-point number (#362, #378)
16020  *first++ = '.';
16021  *first++ = '0';
16022  return first;
16023  }
16024 #ifdef __GNUC__
16025 #pragma GCC diagnostic pop
16026 #endif
16027 
16028  JSON_ASSERT(last - first >= std::numeric_limits<FloatType>::max_digits10);
16029 
16030  // Compute v = buffer * 10^decimal_exponent.
16031  // The decimal digits are stored in the buffer, which needs to be interpreted
16032  // as an unsigned decimal integer.
16033  // len is the length of the buffer, i.e. the number of decimal digits.
16034  int len = 0;
16035  int decimal_exponent = 0;
16036  dtoa_impl::grisu2(first, len, decimal_exponent, value);
16037 
16038  JSON_ASSERT(len <= std::numeric_limits<FloatType>::max_digits10);
16039 
16040  // Format the buffer like printf("%.*g", prec, value)
16041  constexpr int kMinExp = -4;
16042  // Use digits10 here to increase compatibility with version 2.
16043  constexpr int kMaxExp = std::numeric_limits<FloatType>::digits10;
16044 
16045  JSON_ASSERT(last - first >= kMaxExp + 2);
16046  JSON_ASSERT(last - first >= 2 + (-kMinExp - 1) + std::numeric_limits<FloatType>::max_digits10);
16047  JSON_ASSERT(last - first >= std::numeric_limits<FloatType>::max_digits10 + 6);
16048 
16049  return dtoa_impl::format_buffer(first, len, decimal_exponent, kMinExp, kMaxExp);
16050 }
16051 
16052 } // namespace detail
16053 } // namespace nlohmann
16054 
16055 // #include <nlohmann/detail/exceptions.hpp>
16056 
16057 // #include <nlohmann/detail/macro_scope.hpp>
16058 
16059 // #include <nlohmann/detail/meta/cpp_future.hpp>
16060 
16061 // #include <nlohmann/detail/output/binary_writer.hpp>
16062 
16063 // #include <nlohmann/detail/output/output_adapters.hpp>
16064 
16065 // #include <nlohmann/detail/value_t.hpp>
16066 
16067 
16068 namespace nlohmann
16069 {
16070 namespace detail
16071 {
16073 // serialization //
16075 
16077 enum class error_handler_t
16078 {
16079  strict,
16080  replace,
16081  ignore
16082 };
16083 
16084 template<typename BasicJsonType>
16085 class serializer
16086 {
16087  using string_t = typename BasicJsonType::string_t;
16088  using number_float_t = typename BasicJsonType::number_float_t;
16089  using number_integer_t = typename BasicJsonType::number_integer_t;
16090  using number_unsigned_t = typename BasicJsonType::number_unsigned_t;
16091  using binary_char_t = typename BasicJsonType::binary_t::value_type;
16092  static constexpr std::uint8_t UTF8_ACCEPT = 0;
16093  static constexpr std::uint8_t UTF8_REJECT = 1;
16094 
16095  public:
16101  serializer(output_adapter_t<char> s, const char ichar,
16102  error_handler_t error_handler_ = error_handler_t::strict)
16103  : o(std::move(s))
16104  , loc(std::localeconv())
16105  , thousands_sep(loc->thousands_sep == nullptr ? '\0' : std::char_traits<char>::to_char_type(* (loc->thousands_sep)))
16106  , decimal_point(loc->decimal_point == nullptr ? '\0' : std::char_traits<char>::to_char_type(* (loc->decimal_point)))
16107  , indent_char(ichar)
16108  , indent_string(512, indent_char)
16109  , error_handler(error_handler_)
16110  {}
16111 
16112  // delete because of pointer members
16113  serializer(const serializer&) = delete;
16114  serializer& operator=(const serializer&) = delete;
16115  serializer(serializer&&) = delete;
16116  serializer& operator=(serializer&&) = delete;
16117  ~serializer() = default;
16118 
16141  void dump(const BasicJsonType& val,
16142  const bool pretty_print,
16143  const bool ensure_ascii,
16144  const unsigned int indent_step,
16145  const unsigned int current_indent = 0)
16146  {
16147  switch (val.m_type)
16148  {
16149  case value_t::object:
16150  {
16151  if (val.m_value.object->empty())
16152  {
16153  o->write_characters("{}", 2);
16154  return;
16155  }
16156 
16157  if (pretty_print)
16158  {
16159  o->write_characters("{\n", 2);
16160 
16161  // variable to hold indentation for recursive calls
16162  const auto new_indent = current_indent + indent_step;
16163  if (JSON_HEDLEY_UNLIKELY(indent_string.size() < new_indent))
16164  {
16165  indent_string.resize(indent_string.size() * 2, ' ');
16166  }
16167 
16168  // first n-1 elements
16169  auto i = val.m_value.object->cbegin();
16170  for (std::size_t cnt = 0; cnt < val.m_value.object->size() - 1; ++cnt, ++i)
16171  {
16172  o->write_characters(indent_string.c_str(), new_indent);
16173  o->write_character('\"');
16174  dump_escaped(i->first, ensure_ascii);
16175  o->write_characters("\": ", 3);
16176  dump(i->second, true, ensure_ascii, indent_step, new_indent);
16177  o->write_characters(",\n", 2);
16178  }
16179 
16180  // last element
16181  JSON_ASSERT(i != val.m_value.object->cend());
16182  JSON_ASSERT(std::next(i) == val.m_value.object->cend());
16183  o->write_characters(indent_string.c_str(), new_indent);
16184  o->write_character('\"');
16185  dump_escaped(i->first, ensure_ascii);
16186  o->write_characters("\": ", 3);
16187  dump(i->second, true, ensure_ascii, indent_step, new_indent);
16188 
16189  o->write_character('\n');
16190  o->write_characters(indent_string.c_str(), current_indent);
16191  o->write_character('}');
16192  }
16193  else
16194  {
16195  o->write_character('{');
16196 
16197  // first n-1 elements
16198  auto i = val.m_value.object->cbegin();
16199  for (std::size_t cnt = 0; cnt < val.m_value.object->size() - 1; ++cnt, ++i)
16200  {
16201  o->write_character('\"');
16202  dump_escaped(i->first, ensure_ascii);
16203  o->write_characters("\":", 2);
16204  dump(i->second, false, ensure_ascii, indent_step, current_indent);
16205  o->write_character(',');
16206  }
16207 
16208  // last element
16209  JSON_ASSERT(i != val.m_value.object->cend());
16210  JSON_ASSERT(std::next(i) == val.m_value.object->cend());
16211  o->write_character('\"');
16212  dump_escaped(i->first, ensure_ascii);
16213  o->write_characters("\":", 2);
16214  dump(i->second, false, ensure_ascii, indent_step, current_indent);
16215 
16216  o->write_character('}');
16217  }
16218 
16219  return;
16220  }
16221 
16222  case value_t::array:
16223  {
16224  if (val.m_value.array->empty())
16225  {
16226  o->write_characters("[]", 2);
16227  return;
16228  }
16229 
16230  if (pretty_print)
16231  {
16232  o->write_characters("[\n", 2);
16233 
16234  // variable to hold indentation for recursive calls
16235  const auto new_indent = current_indent + indent_step;
16236  if (JSON_HEDLEY_UNLIKELY(indent_string.size() < new_indent))
16237  {
16238  indent_string.resize(indent_string.size() * 2, ' ');
16239  }
16240 
16241  // first n-1 elements
16242  for (auto i = val.m_value.array->cbegin();
16243  i != val.m_value.array->cend() - 1; ++i)
16244  {
16245  o->write_characters(indent_string.c_str(), new_indent);
16246  dump(*i, true, ensure_ascii, indent_step, new_indent);
16247  o->write_characters(",\n", 2);
16248  }
16249 
16250  // last element
16251  JSON_ASSERT(!val.m_value.array->empty());
16252  o->write_characters(indent_string.c_str(), new_indent);
16253  dump(val.m_value.array->back(), true, ensure_ascii, indent_step, new_indent);
16254 
16255  o->write_character('\n');
16256  o->write_characters(indent_string.c_str(), current_indent);
16257  o->write_character(']');
16258  }
16259  else
16260  {
16261  o->write_character('[');
16262 
16263  // first n-1 elements
16264  for (auto i = val.m_value.array->cbegin();
16265  i != val.m_value.array->cend() - 1; ++i)
16266  {
16267  dump(*i, false, ensure_ascii, indent_step, current_indent);
16268  o->write_character(',');
16269  }
16270 
16271  // last element
16272  JSON_ASSERT(!val.m_value.array->empty());
16273  dump(val.m_value.array->back(), false, ensure_ascii, indent_step, current_indent);
16274 
16275  o->write_character(']');
16276  }
16277 
16278  return;
16279  }
16280 
16281  case value_t::string:
16282  {
16283  o->write_character('\"');
16284  dump_escaped(*val.m_value.string, ensure_ascii);
16285  o->write_character('\"');
16286  return;
16287  }
16288 
16289  case value_t::binary:
16290  {
16291  if (pretty_print)
16292  {
16293  o->write_characters("{\n", 2);
16294 
16295  // variable to hold indentation for recursive calls
16296  const auto new_indent = current_indent + indent_step;
16297  if (JSON_HEDLEY_UNLIKELY(indent_string.size() < new_indent))
16298  {
16299  indent_string.resize(indent_string.size() * 2, ' ');
16300  }
16301 
16302  o->write_characters(indent_string.c_str(), new_indent);
16303 
16304  o->write_characters("\"bytes\": [", 10);
16305 
16306  if (!val.m_value.binary->empty())
16307  {
16308  for (auto i = val.m_value.binary->cbegin();
16309  i != val.m_value.binary->cend() - 1; ++i)
16310  {
16311  dump_integer(*i);
16312  o->write_characters(", ", 2);
16313  }
16314  dump_integer(val.m_value.binary->back());
16315  }
16316 
16317  o->write_characters("],\n", 3);
16318  o->write_characters(indent_string.c_str(), new_indent);
16319 
16320  o->write_characters("\"subtype\": ", 11);
16321  if (val.m_value.binary->has_subtype())
16322  {
16323  dump_integer(val.m_value.binary->subtype());
16324  }
16325  else
16326  {
16327  o->write_characters("null", 4);
16328  }
16329  o->write_character('\n');
16330  o->write_characters(indent_string.c_str(), current_indent);
16331  o->write_character('}');
16332  }
16333  else
16334  {
16335  o->write_characters("{\"bytes\":[", 10);
16336 
16337  if (!val.m_value.binary->empty())
16338  {
16339  for (auto i = val.m_value.binary->cbegin();
16340  i != val.m_value.binary->cend() - 1; ++i)
16341  {
16342  dump_integer(*i);
16343  o->write_character(',');
16344  }
16345  dump_integer(val.m_value.binary->back());
16346  }
16347 
16348  o->write_characters("],\"subtype\":", 12);
16349  if (val.m_value.binary->has_subtype())
16350  {
16351  dump_integer(val.m_value.binary->subtype());
16352  o->write_character('}');
16353  }
16354  else
16355  {
16356  o->write_characters("null}", 5);
16357  }
16358  }
16359  return;
16360  }
16361 
16362  case value_t::boolean:
16363  {
16364  if (val.m_value.boolean)
16365  {
16366  o->write_characters("true", 4);
16367  }
16368  else
16369  {
16370  o->write_characters("false", 5);
16371  }
16372  return;
16373  }
16374 
16375  case value_t::number_integer:
16376  {
16377  dump_integer(val.m_value.number_integer);
16378  return;
16379  }
16380 
16381  case value_t::number_unsigned:
16382  {
16383  dump_integer(val.m_value.number_unsigned);
16384  return;
16385  }
16386 
16387  case value_t::number_float:
16388  {
16389  dump_float(val.m_value.number_float);
16390  return;
16391  }
16392 
16393  case value_t::discarded:
16394  {
16395  o->write_characters("<discarded>", 11);
16396  return;
16397  }
16398 
16399  case value_t::null:
16400  {
16401  o->write_characters("null", 4);
16402  return;
16403  }
16404 
16405  default: // LCOV_EXCL_LINE
16406  JSON_ASSERT(false); // NOLINT(cert-dcl03-c,hicpp-static-assert,misc-static-assert) LCOV_EXCL_LINE
16407  }
16408  }
16409 
16410  JSON_PRIVATE_UNLESS_TESTED:
16425  void dump_escaped(const string_t& s, const bool ensure_ascii)
16426  {
16427  std::uint32_t codepoint{};
16428  std::uint8_t state = UTF8_ACCEPT;
16429  std::size_t bytes = 0; // number of bytes written to string_buffer
16430 
16431  // number of bytes written at the point of the last valid byte
16432  std::size_t bytes_after_last_accept = 0;
16433  std::size_t undumped_chars = 0;
16434 
16435  for (std::size_t i = 0; i < s.size(); ++i)
16436  {
16437  const auto byte = static_cast<std::uint8_t>(s[i]);
16438 
16439  switch (decode(state, codepoint, byte))
16440  {
16441  case UTF8_ACCEPT: // decode found a new code point
16442  {
16443  switch (codepoint)
16444  {
16445  case 0x08: // backspace
16446  {
16447  string_buffer[bytes++] = '\\';
16448  string_buffer[bytes++] = 'b';
16449  break;
16450  }
16451 
16452  case 0x09: // horizontal tab
16453  {
16454  string_buffer[bytes++] = '\\';
16455  string_buffer[bytes++] = 't';
16456  break;
16457  }
16458 
16459  case 0x0A: // newline
16460  {
16461  string_buffer[bytes++] = '\\';
16462  string_buffer[bytes++] = 'n';
16463  break;
16464  }
16465 
16466  case 0x0C: // formfeed
16467  {
16468  string_buffer[bytes++] = '\\';
16469  string_buffer[bytes++] = 'f';
16470  break;
16471  }
16472 
16473  case 0x0D: // carriage return
16474  {
16475  string_buffer[bytes++] = '\\';
16476  string_buffer[bytes++] = 'r';
16477  break;
16478  }
16479 
16480  case 0x22: // quotation mark
16481  {
16482  string_buffer[bytes++] = '\\';
16483  string_buffer[bytes++] = '\"';
16484  break;
16485  }
16486 
16487  case 0x5C: // reverse solidus
16488  {
16489  string_buffer[bytes++] = '\\';
16490  string_buffer[bytes++] = '\\';
16491  break;
16492  }
16493 
16494  default:
16495  {
16496  // escape control characters (0x00..0x1F) or, if
16497  // ensure_ascii parameter is used, non-ASCII characters
16498  if ((codepoint <= 0x1F) || (ensure_ascii && (codepoint >= 0x7F)))
16499  {
16500  if (codepoint <= 0xFFFF)
16501  {
16502  // NOLINTNEXTLINE(cppcoreguidelines-pro-type-vararg,hicpp-vararg)
16503  static_cast<void>((std::snprintf)(string_buffer.data() + bytes, 7, "\\u%04x",
16504  static_cast<std::uint16_t>(codepoint)));
16505  bytes += 6;
16506  }
16507  else
16508  {
16509  // NOLINTNEXTLINE(cppcoreguidelines-pro-type-vararg,hicpp-vararg)
16510  static_cast<void>((std::snprintf)(string_buffer.data() + bytes, 13, "\\u%04x\\u%04x",
16511  static_cast<std::uint16_t>(0xD7C0u + (codepoint >> 10u)),
16512  static_cast<std::uint16_t>(0xDC00u + (codepoint & 0x3FFu))));
16513  bytes += 12;
16514  }
16515  }
16516  else
16517  {
16518  // copy byte to buffer (all previous bytes
16519  // been copied have in default case above)
16520  string_buffer[bytes++] = s[i];
16521  }
16522  break;
16523  }
16524  }
16525 
16526  // write buffer and reset index; there must be 13 bytes
16527  // left, as this is the maximal number of bytes to be
16528  // written ("\uxxxx\uxxxx\0") for one code point
16529  if (string_buffer.size() - bytes < 13)
16530  {
16531  o->write_characters(string_buffer.data(), bytes);
16532  bytes = 0;
16533  }
16534 
16535  // remember the byte position of this accept
16536  bytes_after_last_accept = bytes;
16537  undumped_chars = 0;
16538  break;
16539  }
16540 
16541  case UTF8_REJECT: // decode found invalid UTF-8 byte
16542  {
16543  switch (error_handler)
16544  {
16545  case error_handler_t::strict:
16546  {
16547  std::stringstream ss;
16548  ss << std::uppercase << std::setfill('0') << std::setw(2) << std::hex << (byte | 0);
16549  JSON_THROW(type_error::create(316, "invalid UTF-8 byte at index " + std::to_string(i) + ": 0x" + ss.str(), BasicJsonType()));
16550  }
16551 
16552  case error_handler_t::ignore:
16553  case error_handler_t::replace:
16554  {
16555  // in case we saw this character the first time, we
16556  // would like to read it again, because the byte
16557  // may be OK for itself, but just not OK for the
16558  // previous sequence
16559  if (undumped_chars > 0)
16560  {
16561  --i;
16562  }
16563 
16564  // reset length buffer to the last accepted index;
16565  // thus removing/ignoring the invalid characters
16566  bytes = bytes_after_last_accept;
16567 
16568  if (error_handler == error_handler_t::replace)
16569  {
16570  // add a replacement character
16571  if (ensure_ascii)
16572  {
16573  string_buffer[bytes++] = '\\';
16574  string_buffer[bytes++] = 'u';
16575  string_buffer[bytes++] = 'f';
16576  string_buffer[bytes++] = 'f';
16577  string_buffer[bytes++] = 'f';
16578  string_buffer[bytes++] = 'd';
16579  }
16580  else
16581  {
16582  string_buffer[bytes++] = detail::binary_writer<BasicJsonType, char>::to_char_type('\xEF');
16583  string_buffer[bytes++] = detail::binary_writer<BasicJsonType, char>::to_char_type('\xBF');
16584  string_buffer[bytes++] = detail::binary_writer<BasicJsonType, char>::to_char_type('\xBD');
16585  }
16586 
16587  // write buffer and reset index; there must be 13 bytes
16588  // left, as this is the maximal number of bytes to be
16589  // written ("\uxxxx\uxxxx\0") for one code point
16590  if (string_buffer.size() - bytes < 13)
16591  {
16592  o->write_characters(string_buffer.data(), bytes);
16593  bytes = 0;
16594  }
16595 
16596  bytes_after_last_accept = bytes;
16597  }
16598 
16599  undumped_chars = 0;
16600 
16601  // continue processing the string
16602  state = UTF8_ACCEPT;
16603  break;
16604  }
16605 
16606  default: // LCOV_EXCL_LINE
16607  JSON_ASSERT(false); // NOLINT(cert-dcl03-c,hicpp-static-assert,misc-static-assert) LCOV_EXCL_LINE
16608  }
16609  break;
16610  }
16611 
16612  default: // decode found yet incomplete multi-byte code point
16613  {
16614  if (!ensure_ascii)
16615  {
16616  // code point will not be escaped - copy byte to buffer
16617  string_buffer[bytes++] = s[i];
16618  }
16619  ++undumped_chars;
16620  break;
16621  }
16622  }
16623  }
16624 
16625  // we finished processing the string
16626  if (JSON_HEDLEY_LIKELY(state == UTF8_ACCEPT))
16627  {
16628  // write buffer
16629  if (bytes > 0)
16630  {
16631  o->write_characters(string_buffer.data(), bytes);
16632  }
16633  }
16634  else
16635  {
16636  // we finish reading, but do not accept: string was incomplete
16637  switch (error_handler)
16638  {
16639  case error_handler_t::strict:
16640  {
16641  std::stringstream ss;
16642  ss << std::uppercase << std::setfill('0') << std::setw(2) << std::hex << (static_cast<std::uint8_t>(s.back()) | 0);
16643  JSON_THROW(type_error::create(316, "incomplete UTF-8 string; last byte: 0x" + ss.str(), BasicJsonType()));
16644  }
16645 
16646  case error_handler_t::ignore:
16647  {
16648  // write all accepted bytes
16649  o->write_characters(string_buffer.data(), bytes_after_last_accept);
16650  break;
16651  }
16652 
16653  case error_handler_t::replace:
16654  {
16655  // write all accepted bytes
16656  o->write_characters(string_buffer.data(), bytes_after_last_accept);
16657  // add a replacement character
16658  if (ensure_ascii)
16659  {
16660  o->write_characters("\\ufffd", 6);
16661  }
16662  else
16663  {
16664  o->write_characters("\xEF\xBF\xBD", 3);
16665  }
16666  break;
16667  }
16668 
16669  default: // LCOV_EXCL_LINE
16670  JSON_ASSERT(false); // NOLINT(cert-dcl03-c,hicpp-static-assert,misc-static-assert) LCOV_EXCL_LINE
16671  }
16672  }
16673  }
16674 
16675  private:
16684  inline unsigned int count_digits(number_unsigned_t x) noexcept
16685  {
16686  unsigned int n_digits = 1;
16687  for (;;)
16688  {
16689  if (x < 10)
16690  {
16691  return n_digits;
16692  }
16693  if (x < 100)
16694  {
16695  return n_digits + 1;
16696  }
16697  if (x < 1000)
16698  {
16699  return n_digits + 2;
16700  }
16701  if (x < 10000)
16702  {
16703  return n_digits + 3;
16704  }
16705  x = x / 10000u;
16706  n_digits += 4;
16707  }
16708  }
16709 
16710  // templates to avoid warnings about useless casts
16711  template <typename NumberType, enable_if_t<std::is_signed<NumberType>::value, int> = 0>
16712  bool is_negative_number(NumberType x)
16713  {
16714  return x < 0;
16715  }
16716 
16717  template < typename NumberType, enable_if_t <std::is_unsigned<NumberType>::value, int > = 0 >
16718  bool is_negative_number(NumberType /*unused*/)
16719  {
16720  return false;
16721  }
16722 
16732  template < typename NumberType, detail::enable_if_t <
16733  std::is_integral<NumberType>::value ||
16734  std::is_same<NumberType, number_unsigned_t>::value ||
16735  std::is_same<NumberType, number_integer_t>::value ||
16736  std::is_same<NumberType, binary_char_t>::value,
16737  int > = 0 >
16738  void dump_integer(NumberType x)
16739  {
16740  static constexpr std::array<std::array<char, 2>, 100> digits_to_99
16741  {
16742  {
16743  {{'0', '0'}}, {{'0', '1'}}, {{'0', '2'}}, {{'0', '3'}}, {{'0', '4'}}, {{'0', '5'}}, {{'0', '6'}}, {{'0', '7'}}, {{'0', '8'}}, {{'0', '9'}},
16744  {{'1', '0'}}, {{'1', '1'}}, {{'1', '2'}}, {{'1', '3'}}, {{'1', '4'}}, {{'1', '5'}}, {{'1', '6'}}, {{'1', '7'}}, {{'1', '8'}}, {{'1', '9'}},
16745  {{'2', '0'}}, {{'2', '1'}}, {{'2', '2'}}, {{'2', '3'}}, {{'2', '4'}}, {{'2', '5'}}, {{'2', '6'}}, {{'2', '7'}}, {{'2', '8'}}, {{'2', '9'}},
16746  {{'3', '0'}}, {{'3', '1'}}, {{'3', '2'}}, {{'3', '3'}}, {{'3', '4'}}, {{'3', '5'}}, {{'3', '6'}}, {{'3', '7'}}, {{'3', '8'}}, {{'3', '9'}},
16747  {{'4', '0'}}, {{'4', '1'}}, {{'4', '2'}}, {{'4', '3'}}, {{'4', '4'}}, {{'4', '5'}}, {{'4', '6'}}, {{'4', '7'}}, {{'4', '8'}}, {{'4', '9'}},
16748  {{'5', '0'}}, {{'5', '1'}}, {{'5', '2'}}, {{'5', '3'}}, {{'5', '4'}}, {{'5', '5'}}, {{'5', '6'}}, {{'5', '7'}}, {{'5', '8'}}, {{'5', '9'}},
16749  {{'6', '0'}}, {{'6', '1'}}, {{'6', '2'}}, {{'6', '3'}}, {{'6', '4'}}, {{'6', '5'}}, {{'6', '6'}}, {{'6', '7'}}, {{'6', '8'}}, {{'6', '9'}},
16750  {{'7', '0'}}, {{'7', '1'}}, {{'7', '2'}}, {{'7', '3'}}, {{'7', '4'}}, {{'7', '5'}}, {{'7', '6'}}, {{'7', '7'}}, {{'7', '8'}}, {{'7', '9'}},
16751  {{'8', '0'}}, {{'8', '1'}}, {{'8', '2'}}, {{'8', '3'}}, {{'8', '4'}}, {{'8', '5'}}, {{'8', '6'}}, {{'8', '7'}}, {{'8', '8'}}, {{'8', '9'}},
16752  {{'9', '0'}}, {{'9', '1'}}, {{'9', '2'}}, {{'9', '3'}}, {{'9', '4'}}, {{'9', '5'}}, {{'9', '6'}}, {{'9', '7'}}, {{'9', '8'}}, {{'9', '9'}},
16753  }
16754  };
16755 
16756  // special case for "0"
16757  if (x == 0)
16758  {
16759  o->write_character('0');
16760  return;
16761  }
16762 
16763  // use a pointer to fill the buffer
16764  auto buffer_ptr = number_buffer.begin(); // NOLINT(llvm-qualified-auto,readability-qualified-auto,cppcoreguidelines-pro-type-vararg,hicpp-vararg)
16765 
16766  number_unsigned_t abs_value;
16767 
16768  unsigned int n_chars{};
16769 
16770  if (is_negative_number(x))
16771  {
16772  *buffer_ptr = '-';
16773  abs_value = remove_sign(static_cast<number_integer_t>(x));
16774 
16775  // account one more byte for the minus sign
16776  n_chars = 1 + count_digits(abs_value);
16777  }
16778  else
16779  {
16780  abs_value = static_cast<number_unsigned_t>(x);
16781  n_chars = count_digits(abs_value);
16782  }
16783 
16784  // spare 1 byte for '\0'
16785  JSON_ASSERT(n_chars < number_buffer.size() - 1);
16786 
16787  // jump to the end to generate the string from backward,
16788  // so we later avoid reversing the result
16789  buffer_ptr += n_chars;
16790 
16791  // Fast int2ascii implementation inspired by "Fastware" talk by Andrei Alexandrescu
16792  // See: https://www.youtube.com/watch?v=o4-CwDo2zpg
16793  while (abs_value >= 100)
16794  {
16795  const auto digits_index = static_cast<unsigned>((abs_value % 100));
16796  abs_value /= 100;
16797  *(--buffer_ptr) = digits_to_99[digits_index][1];
16798  *(--buffer_ptr) = digits_to_99[digits_index][0];
16799  }
16800 
16801  if (abs_value >= 10)
16802  {
16803  const auto digits_index = static_cast<unsigned>(abs_value);
16804  *(--buffer_ptr) = digits_to_99[digits_index][1];
16805  *(--buffer_ptr) = digits_to_99[digits_index][0];
16806  }
16807  else
16808  {
16809  *(--buffer_ptr) = static_cast<char>('0' + abs_value);
16810  }
16811 
16812  o->write_characters(number_buffer.data(), n_chars);
16813  }
16814 
16823  void dump_float(number_float_t x)
16824  {
16825  // NaN / inf
16826  if (!std::isfinite(x))
16827  {
16828  o->write_characters("null", 4);
16829  return;
16830  }
16831 
16832  // If number_float_t is an IEEE-754 single or double precision number,
16833  // use the Grisu2 algorithm to produce short numbers which are
16834  // guaranteed to round-trip, using strtof and strtod, resp.
16835  //
16836  // NB: The test below works if <long double> == <double>.
16837  static constexpr bool is_ieee_single_or_double
16838  = (std::numeric_limits<number_float_t>::is_iec559 && std::numeric_limits<number_float_t>::digits == 24 && std::numeric_limits<number_float_t>::max_exponent == 128) ||
16839  (std::numeric_limits<number_float_t>::is_iec559 && std::numeric_limits<number_float_t>::digits == 53 && std::numeric_limits<number_float_t>::max_exponent == 1024);
16840 
16841  dump_float(x, std::integral_constant<bool, is_ieee_single_or_double>());
16842  }
16843 
16844  void dump_float(number_float_t x, std::true_type /*is_ieee_single_or_double*/)
16845  {
16846  auto* begin = number_buffer.data();
16847  auto* end = ::nlohmann::detail::to_chars(begin, begin + number_buffer.size(), x);
16848 
16849  o->write_characters(begin, static_cast<size_t>(end - begin));
16850  }
16851 
16852  void dump_float(number_float_t x, std::false_type /*is_ieee_single_or_double*/)
16853  {
16854  // get number of digits for a float -> text -> float round-trip
16855  static constexpr auto d = std::numeric_limits<number_float_t>::max_digits10;
16856 
16857  // the actual conversion
16858  // NOLINTNEXTLINE(cppcoreguidelines-pro-type-vararg,hicpp-vararg)
16859  std::ptrdiff_t len = (std::snprintf)(number_buffer.data(), number_buffer.size(), "%.*g", d, x);
16860 
16861  // negative value indicates an error
16862  JSON_ASSERT(len > 0);
16863  // check if buffer was large enough
16864  JSON_ASSERT(static_cast<std::size_t>(len) < number_buffer.size());
16865 
16866  // erase thousands separator
16867  if (thousands_sep != '\0')
16868  {
16869  // NOLINTNEXTLINE(readability-qualified-auto,llvm-qualified-auto): std::remove returns an iterator, see https://github.com/nlohmann/json/issues/3081
16870  const auto end = std::remove(number_buffer.begin(), number_buffer.begin() + len, thousands_sep);
16871  std::fill(end, number_buffer.end(), '\0');
16872  JSON_ASSERT((end - number_buffer.begin()) <= len);
16873  len = (end - number_buffer.begin());
16874  }
16875 
16876  // convert decimal point to '.'
16877  if (decimal_point != '\0' && decimal_point != '.')
16878  {
16879  // NOLINTNEXTLINE(readability-qualified-auto,llvm-qualified-auto): std::find returns an iterator, see https://github.com/nlohmann/json/issues/3081
16880  const auto dec_pos = std::find(number_buffer.begin(), number_buffer.end(), decimal_point);
16881  if (dec_pos != number_buffer.end())
16882  {
16883  *dec_pos = '.';
16884  }
16885  }
16886 
16887  o->write_characters(number_buffer.data(), static_cast<std::size_t>(len));
16888 
16889  // determine if we need to append ".0"
16890  const bool value_is_int_like =
16891  std::none_of(number_buffer.begin(), number_buffer.begin() + len + 1,
16892  [](char c)
16893  {
16894  return c == '.' || c == 'e';
16895  });
16896 
16897  if (value_is_int_like)
16898  {
16899  o->write_characters(".0", 2);
16900  }
16901  }
16902 
16924  static std::uint8_t decode(std::uint8_t& state, std::uint32_t& codep, const std::uint8_t byte) noexcept
16925  {
16926  static const std::array<std::uint8_t, 400> utf8d =
16927  {
16928  {
16929  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 00..1F
16930  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 20..3F
16931  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 40..5F
16932  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 60..7F
16933  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, // 80..9F
16934  7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, // A0..BF
16935  8, 8, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, // C0..DF
16936  0xA, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x4, 0x3, 0x3, // E0..EF
16937  0xB, 0x6, 0x6, 0x6, 0x5, 0x8, 0x8, 0x8, 0x8, 0x8, 0x8, 0x8, 0x8, 0x8, 0x8, 0x8, // F0..FF
16938  0x0, 0x1, 0x2, 0x3, 0x5, 0x8, 0x7, 0x1, 0x1, 0x1, 0x4, 0x6, 0x1, 0x1, 0x1, 0x1, // s0..s0
16939  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, // s1..s2
16940  1, 2, 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, // s3..s4
16941  1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 3, 1, 3, 1, 1, 1, 1, 1, 1, // s5..s6
16942  1, 3, 1, 1, 1, 1, 1, 3, 1, 3, 1, 1, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 // s7..s8
16943  }
16944  };
16945 
16946  JSON_ASSERT(byte < utf8d.size());
16947  const std::uint8_t type = utf8d[byte];
16948 
16949  codep = (state != UTF8_ACCEPT)
16950  ? (byte & 0x3fu) | (codep << 6u)
16951  : (0xFFu >> type) & (byte);
16952 
16953  std::size_t index = 256u + static_cast<size_t>(state) * 16u + static_cast<size_t>(type);
16954  JSON_ASSERT(index < 400);
16955  state = utf8d[index];
16956  return state;
16957  }
16958 
16959  /*
16960  * Overload to make the compiler happy while it is instantiating
16961  * dump_integer for number_unsigned_t.
16962  * Must never be called.
16963  */
16964  number_unsigned_t remove_sign(number_unsigned_t x)
16965  {
16966  JSON_ASSERT(false); // NOLINT(cert-dcl03-c,hicpp-static-assert,misc-static-assert) LCOV_EXCL_LINE
16967  return x; // LCOV_EXCL_LINE
16968  }
16969 
16970  /*
16971  * Helper function for dump_integer
16972  *
16973  * This function takes a negative signed integer and returns its absolute
16974  * value as unsigned integer. The plus/minus shuffling is necessary as we can
16975  * not directly remove the sign of an arbitrary signed integer as the
16976  * absolute values of INT_MIN and INT_MAX are usually not the same. See
16977  * #1708 for details.
16978  */
16979  inline number_unsigned_t remove_sign(number_integer_t x) noexcept
16980  {
16981  JSON_ASSERT(x < 0 && x < (std::numeric_limits<number_integer_t>::max)()); // NOLINT(misc-redundant-expression)
16982  return static_cast<number_unsigned_t>(-(x + 1)) + 1;
16983  }
16984 
16985  private:
16987  output_adapter_t<char> o = nullptr;
16988 
16990  std::array<char, 64> number_buffer{{}};
16991 
16993  const std::lconv* loc = nullptr;
16995  const char thousands_sep = '\0';
16997  const char decimal_point = '\0';
16998 
17000  std::array<char, 512> string_buffer{{}};
17001 
17003  const char indent_char;
17005  string_t indent_string;
17006 
17008  const error_handler_t error_handler;
17009 };
17010 } // namespace detail
17011 } // namespace nlohmann
17012 
17013 // #include <nlohmann/detail/value_t.hpp>
17014 
17015 // #include <nlohmann/json_fwd.hpp>
17016 
17017 // #include <nlohmann/ordered_map.hpp>
17018 
17019 
17020 #include <functional> // less
17021 #include <initializer_list> // initializer_list
17022 #include <iterator> // input_iterator_tag, iterator_traits
17023 #include <memory> // allocator
17024 #include <stdexcept> // for out_of_range
17025 #include <type_traits> // enable_if, is_convertible
17026 #include <utility> // pair
17027 #include <vector> // vector
17028 
17029 // #include <nlohmann/detail/macro_scope.hpp>
17030 
17031 
17032 namespace nlohmann
17033 {
17034 
17037 template <class Key, class T, class IgnoredLess = std::less<Key>,
17038  class Allocator = std::allocator<std::pair<const Key, T>>>
17039  struct ordered_map : std::vector<std::pair<const Key, T>, Allocator>
17040 {
17041  using key_type = Key;
17042  using mapped_type = T;
17043  using Container = std::vector<std::pair<const Key, T>, Allocator>;
17044  using iterator = typename Container::iterator;
17045  using const_iterator = typename Container::const_iterator;
17046  using size_type = typename Container::size_type;
17047  using value_type = typename Container::value_type;
17048 
17049  // Explicit constructors instead of `using Container::Container`
17050  // otherwise older compilers choke on it (GCC <= 5.5, xcode <= 9.4)
17051  ordered_map(const Allocator& alloc = Allocator()) : Container{alloc} {}
17052  template <class It>
17053  ordered_map(It first, It last, const Allocator& alloc = Allocator())
17054  : Container{first, last, alloc} {}
17055  ordered_map(std::initializer_list<T> init, const Allocator& alloc = Allocator() )
17056  : Container{init, alloc} {}
17057 
17058  std::pair<iterator, bool> emplace(const key_type& key, T&& t)
17059  {
17060  for (auto it = this->begin(); it != this->end(); ++it)
17061  {
17062  if (it->first == key)
17063  {
17064  return {it, false};
17065  }
17066  }
17067  Container::emplace_back(key, t);
17068  return {--this->end(), true};
17069  }
17070 
17071  T& operator[](const Key& key)
17072  {
17073  return emplace(key, T{}).first->second;
17074  }
17075 
17076  const T& operator[](const Key& key) const
17077  {
17078  return at(key);
17079  }
17080 
17081  T& at(const Key& key)
17082  {
17083  for (auto it = this->begin(); it != this->end(); ++it)
17084  {
17085  if (it->first == key)
17086  {
17087  return it->second;
17088  }
17089  }
17090 
17091  JSON_THROW(std::out_of_range("key not found"));
17092  }
17093 
17094  const T& at(const Key& key) const
17095  {
17096  for (auto it = this->begin(); it != this->end(); ++it)
17097  {
17098  if (it->first == key)
17099  {
17100  return it->second;
17101  }
17102  }
17103 
17104  JSON_THROW(std::out_of_range("key not found"));
17105  }
17106 
17107  size_type erase(const Key& key)
17108  {
17109  for (auto it = this->begin(); it != this->end(); ++it)
17110  {
17111  if (it->first == key)
17112  {
17113  // Since we cannot move const Keys, re-construct them in place
17114  for (auto next = it; ++next != this->end(); ++it)
17115  {
17116  it->~value_type(); // Destroy but keep allocation
17117  new (&*it) value_type{std::move(*next)};
17118  }
17119  Container::pop_back();
17120  return 1;
17121  }
17122  }
17123  return 0;
17124  }
17125 
17126  iterator erase(iterator pos)
17127  {
17128  return erase(pos, std::next(pos));
17129  }
17130 
17131  iterator erase(iterator first, iterator last)
17132  {
17133  const auto elements_affected = std::distance(first, last);
17134  const auto offset = std::distance(Container::begin(), first);
17135 
17136  // This is the start situation. We need to delete elements_affected
17137  // elements (3 in this example: e, f, g), and need to return an
17138  // iterator past the last deleted element (h in this example).
17139  // Note that offset is the distance from the start of the vector
17140  // to first. We will need this later.
17141 
17142  // [ a, b, c, d, e, f, g, h, i, j ]
17143  // ^ ^
17144  // first last
17145 
17146  // Since we cannot move const Keys, we re-construct them in place.
17147  // We start at first and re-construct (viz. copy) the elements from
17148  // the back of the vector. Example for first iteration:
17149 
17150  // ,--------.
17151  // v | destroy e and re-construct with h
17152  // [ a, b, c, d, e, f, g, h, i, j ]
17153  // ^ ^
17154  // it it + elements_affected
17155 
17156  for (auto it = first; std::next(it, elements_affected) != Container::end(); ++it)
17157  {
17158  it->~value_type(); // destroy but keep allocation
17159  new (&*it) value_type{std::move(*std::next(it, elements_affected))}; // "move" next element to it
17160  }
17161 
17162  // [ a, b, c, d, h, i, j, h, i, j ]
17163  // ^ ^
17164  // first last
17165 
17166  // remove the unneeded elements at the end of the vector
17167  Container::resize(this->size() - static_cast<size_type>(elements_affected));
17168 
17169  // [ a, b, c, d, h, i, j ]
17170  // ^ ^
17171  // first last
17172 
17173  // first is now pointing past the last deleted element, but we cannot
17174  // use this iterator, because it may have been invalidated by the
17175  // resize call. Instead, we can return begin() + offset.
17176  return Container::begin() + offset;
17177  }
17178 
17179  size_type count(const Key& key) const
17180  {
17181  for (auto it = this->begin(); it != this->end(); ++it)
17182  {
17183  if (it->first == key)
17184  {
17185  return 1;
17186  }
17187  }
17188  return 0;
17189  }
17190 
17191  iterator find(const Key& key)
17192  {
17193  for (auto it = this->begin(); it != this->end(); ++it)
17194  {
17195  if (it->first == key)
17196  {
17197  return it;
17198  }
17199  }
17200  return Container::end();
17201  }
17202 
17203  const_iterator find(const Key& key) const
17204  {
17205  for (auto it = this->begin(); it != this->end(); ++it)
17206  {
17207  if (it->first == key)
17208  {
17209  return it;
17210  }
17211  }
17212  return Container::end();
17213  }
17214 
17215  std::pair<iterator, bool> insert( value_type&& value )
17216  {
17217  return emplace(value.first, std::move(value.second));
17218  }
17219 
17220  std::pair<iterator, bool> insert( const value_type& value )
17221  {
17222  for (auto it = this->begin(); it != this->end(); ++it)
17223  {
17224  if (it->first == value.first)
17225  {
17226  return {it, false};
17227  }
17228  }
17229  Container::push_back(value);
17230  return {--this->end(), true};
17231  }
17232 
17233  template<typename InputIt>
17234  using require_input_iter = typename std::enable_if<std::is_convertible<typename std::iterator_traits<InputIt>::iterator_category,
17235  std::input_iterator_tag>::value>::type;
17236 
17237  template<typename InputIt, typename = require_input_iter<InputIt>>
17238  void insert(InputIt first, InputIt last)
17239  {
17240  for (auto it = first; it != last; ++it)
17241  {
17242  insert(*it);
17243  }
17244  }
17245 };
17246 
17247 } // namespace nlohmann
17248 
17249 
17250 #if defined(JSON_HAS_CPP_17)
17251  #include <string_view>
17252 #endif
17253 
17259 namespace nlohmann
17260 {
17261 
17280 NLOHMANN_BASIC_JSON_TPL_DECLARATION
17281 class basic_json // NOLINT(cppcoreguidelines-special-member-functions,hicpp-special-member-functions)
17282 {
17283  private:
17284  template<detail::value_t> friend struct detail::external_constructor;
17285  friend ::nlohmann::json_pointer<basic_json>;
17286 
17287  template<typename BasicJsonType, typename InputType>
17288  friend class ::nlohmann::detail::parser;
17289  friend ::nlohmann::detail::serializer<basic_json>;
17290  template<typename BasicJsonType>
17291  friend class ::nlohmann::detail::iter_impl;
17292  template<typename BasicJsonType, typename CharType>
17293  friend class ::nlohmann::detail::binary_writer;
17294  template<typename BasicJsonType, typename InputType, typename SAX>
17295  friend class ::nlohmann::detail::binary_reader;
17296  template<typename BasicJsonType>
17297  friend class ::nlohmann::detail::json_sax_dom_parser;
17298  template<typename BasicJsonType>
17299  friend class ::nlohmann::detail::json_sax_dom_callback_parser;
17300  friend class ::nlohmann::detail::exception;
17301 
17303  using basic_json_t = NLOHMANN_BASIC_JSON_TPL;
17304 
17305  JSON_PRIVATE_UNLESS_TESTED:
17306  // convenience aliases for types residing in namespace detail;
17307  using lexer = ::nlohmann::detail::lexer_base<basic_json>;
17308 
17309  template<typename InputAdapterType>
17310  static ::nlohmann::detail::parser<basic_json, InputAdapterType> parser(
17311  InputAdapterType adapter,
17312  detail::parser_callback_t<basic_json>cb = nullptr,
17313  const bool allow_exceptions = true,
17314  const bool ignore_comments = false
17315  )
17316  {
17317  return ::nlohmann::detail::parser<basic_json, InputAdapterType>(std::move(adapter),
17318  std::move(cb), allow_exceptions, ignore_comments);
17319  }
17320 
17321  private:
17322  using primitive_iterator_t = ::nlohmann::detail::primitive_iterator_t;
17323  template<typename BasicJsonType>
17324  using internal_iterator = ::nlohmann::detail::internal_iterator<BasicJsonType>;
17325  template<typename BasicJsonType>
17326  using iter_impl = ::nlohmann::detail::iter_impl<BasicJsonType>;
17327  template<typename Iterator>
17328  using iteration_proxy = ::nlohmann::detail::iteration_proxy<Iterator>;
17329  template<typename Base> using json_reverse_iterator = ::nlohmann::detail::json_reverse_iterator<Base>;
17330 
17331  template<typename CharType>
17332  using output_adapter_t = ::nlohmann::detail::output_adapter_t<CharType>;
17333 
17334  template<typename InputType>
17335  using binary_reader = ::nlohmann::detail::binary_reader<basic_json, InputType>;
17336  template<typename CharType> using binary_writer = ::nlohmann::detail::binary_writer<basic_json, CharType>;
17337 
17338  JSON_PRIVATE_UNLESS_TESTED:
17339  using serializer = ::nlohmann::detail::serializer<basic_json>;
17340 
17341  public:
17342  using value_t = detail::value_t;
17344  using json_pointer = ::nlohmann::json_pointer<basic_json>;
17345  template<typename T, typename SFINAE>
17346  using json_serializer = JSONSerializer<T, SFINAE>;
17348  using error_handler_t = detail::error_handler_t;
17350  using cbor_tag_handler_t = detail::cbor_tag_handler_t;
17352  using initializer_list_t = std::initializer_list<detail::json_ref<basic_json>>;
17353 
17354  using input_format_t = detail::input_format_t;
17356  using json_sax_t = json_sax<basic_json>;
17357 
17359  // exceptions //
17361 
17365 
17366  using exception = detail::exception;
17367  using parse_error = detail::parse_error;
17368  using invalid_iterator = detail::invalid_iterator;
17369  using type_error = detail::type_error;
17370  using out_of_range = detail::out_of_range;
17371  using other_error = detail::other_error;
17372 
17374 
17375 
17377  // container types //
17379 
17384 
17386  using value_type = basic_json;
17387 
17389  using reference = value_type&;
17391  using const_reference = const value_type&;
17392 
17394  using difference_type = std::ptrdiff_t;
17396  using size_type = std::size_t;
17397 
17399  using allocator_type = AllocatorType<basic_json>;
17400 
17402  using pointer = typename std::allocator_traits<allocator_type>::pointer;
17404  using const_pointer = typename std::allocator_traits<allocator_type>::const_pointer;
17405 
17407  using iterator = iter_impl<basic_json>;
17409  using const_iterator = iter_impl<const basic_json>;
17411  using reverse_iterator = json_reverse_iterator<typename basic_json::iterator>;
17413  using const_reverse_iterator = json_reverse_iterator<typename basic_json::const_iterator>;
17414 
17416 
17417 
17420  static allocator_type get_allocator()
17421  {
17422  return allocator_type();
17423  }
17424 
17427  JSON_HEDLEY_WARN_UNUSED_RESULT
17428  static basic_json meta()
17429  {
17430  basic_json result;
17431 
17432  result["copyright"] = "(C) 2013-2022 Niels Lohmann";
17433  result["name"] = "JSON for Modern C++";
17434  result["url"] = "https://github.com/nlohmann/json";
17435  result["version"]["string"] =
17436  std::to_string(NLOHMANN_JSON_VERSION_MAJOR) + "." +
17437  std::to_string(NLOHMANN_JSON_VERSION_MINOR) + "." +
17438  std::to_string(NLOHMANN_JSON_VERSION_PATCH);
17439  result["version"]["major"] = NLOHMANN_JSON_VERSION_MAJOR;
17440  result["version"]["minor"] = NLOHMANN_JSON_VERSION_MINOR;
17441  result["version"]["patch"] = NLOHMANN_JSON_VERSION_PATCH;
17442 
17443 #ifdef _WIN32
17444  result["platform"] = "win32";
17445 #elif defined __linux__
17446  result["platform"] = "linux";
17447 #elif defined __APPLE__
17448  result["platform"] = "apple";
17449 #elif defined __unix__
17450  result["platform"] = "unix";
17451 #else
17452  result["platform"] = "unknown";
17453 #endif
17454 
17455 #if defined(__ICC) || defined(__INTEL_COMPILER)
17456  result["compiler"] = {{"family", "icc"}, {"version", __INTEL_COMPILER}};
17457 #elif defined(__clang__)
17458  result["compiler"] = {{"family", "clang"}, {"version", __clang_version__}};
17459 #elif defined(__GNUC__) || defined(__GNUG__)
17460  result["compiler"] = {{"family", "gcc"}, {"version", std::to_string(__GNUC__) + "." + std::to_string(__GNUC_MINOR__) + "." + std::to_string(__GNUC_PATCHLEVEL__)}};
17461 #elif defined(__HP_cc) || defined(__HP_aCC)
17462  result["compiler"] = "hp"
17463 #elif defined(__IBMCPP__)
17464  result["compiler"] = {{"family", "ilecpp"}, {"version", __IBMCPP__}};
17465 #elif defined(_MSC_VER)
17466  result["compiler"] = {{"family", "msvc"}, {"version", _MSC_VER}};
17467 #elif defined(__PGI)
17468  result["compiler"] = {{"family", "pgcpp"}, {"version", __PGI}};
17469 #elif defined(__SUNPRO_CC)
17470  result["compiler"] = {{"family", "sunpro"}, {"version", __SUNPRO_CC}};
17471 #else
17472  result["compiler"] = {{"family", "unknown"}, {"version", "unknown"}};
17473 #endif
17474 
17475 #ifdef __cplusplus
17476  result["compiler"]["c++"] = std::to_string(__cplusplus);
17477 #else
17478  result["compiler"]["c++"] = "unknown";
17479 #endif
17480  return result;
17481  }
17482 
17483 
17485  // JSON value data types //
17487 
17492 
17495 #if defined(JSON_HAS_CPP_14)
17496  // Use transparent comparator if possible, combined with perfect forwarding
17497  // on find() and count() calls prevents unnecessary string construction.
17498  using object_comparator_t = std::less<>;
17499 #else
17500  using object_comparator_t = std::less<StringType>;
17501 #endif
17502 
17505  using object_t = ObjectType<StringType,
17506  basic_json,
17507  object_comparator_t,
17508  AllocatorType<std::pair<const StringType,
17509  basic_json>>>;
17510 
17513  using array_t = ArrayType<basic_json, AllocatorType<basic_json>>;
17514 
17517  using string_t = StringType;
17518 
17521  using boolean_t = BooleanType;
17522 
17525  using number_integer_t = NumberIntegerType;
17526 
17529  using number_unsigned_t = NumberUnsignedType;
17530 
17533  using number_float_t = NumberFloatType;
17534 
17537  using binary_t = nlohmann::byte_container_with_subtype<BinaryType>;
17538 
17540 
17541  private:
17542 
17544  template<typename T, typename... Args>
17545  JSON_HEDLEY_RETURNS_NON_NULL
17546  static T* create(Args&& ... args)
17547  {
17548  AllocatorType<T> alloc;
17549  using AllocatorTraits = std::allocator_traits<AllocatorType<T>>;
17550 
17551  auto deleter = [&](T * obj)
17552  {
17553  AllocatorTraits::deallocate(alloc, obj, 1);
17554  };
17555  std::unique_ptr<T, decltype(deleter)> obj(AllocatorTraits::allocate(alloc, 1), deleter);
17556  AllocatorTraits::construct(alloc, obj.get(), std::forward<Args>(args)...);
17557  JSON_ASSERT(obj != nullptr);
17558  return obj.release();
17559  }
17560 
17562  // JSON value storage //
17564 
17565  JSON_PRIVATE_UNLESS_TESTED:
17591  union json_value
17592  {
17594  object_t* object;
17596  array_t* array;
17598  string_t* string;
17600  binary_t* binary;
17602  boolean_t boolean;
17604  number_integer_t number_integer;
17606  number_unsigned_t number_unsigned;
17608  number_float_t number_float;
17609 
17611  json_value() = default;
17613  json_value(boolean_t v) noexcept : boolean(v) {}
17615  json_value(number_integer_t v) noexcept : number_integer(v) {}
17617  json_value(number_unsigned_t v) noexcept : number_unsigned(v) {}
17619  json_value(number_float_t v) noexcept : number_float(v) {}
17621  json_value(value_t t)
17622  {
17623  switch (t)
17624  {
17625  case value_t::object:
17626  {
17627  object = create<object_t>();
17628  break;
17629  }
17630 
17631  case value_t::array:
17632  {
17633  array = create<array_t>();
17634  break;
17635  }
17636 
17637  case value_t::string:
17638  {
17639  string = create<string_t>("");
17640  break;
17641  }
17642 
17643  case value_t::binary:
17644  {
17645  binary = create<binary_t>();
17646  break;
17647  }
17648 
17649  case value_t::boolean:
17650  {
17651  boolean = static_cast<boolean_t>(false);
17652  break;
17653  }
17654 
17655  case value_t::number_integer:
17656  {
17657  number_integer = static_cast<number_integer_t>(0);
17658  break;
17659  }
17660 
17661  case value_t::number_unsigned:
17662  {
17663  number_unsigned = static_cast<number_unsigned_t>(0);
17664  break;
17665  }
17666 
17667  case value_t::number_float:
17668  {
17669  number_float = static_cast<number_float_t>(0.0);
17670  break;
17671  }
17672 
17673  case value_t::null:
17674  {
17675  object = nullptr; // silence warning, see #821
17676  break;
17677  }
17678 
17679  case value_t::discarded:
17680  default:
17681  {
17682  object = nullptr; // silence warning, see #821
17683  if (JSON_HEDLEY_UNLIKELY(t == value_t::null))
17684  {
17685  JSON_THROW(other_error::create(500, "961c151d2e87f2686a955a9be24d316f1362bf21 3.10.5", basic_json())); // LCOV_EXCL_LINE
17686  }
17687  break;
17688  }
17689  }
17690  }
17691 
17693  json_value(const string_t& value) : string(create<string_t>(value)) {}
17694 
17696  json_value(string_t&& value) : string(create<string_t>(std::move(value))) {}
17697 
17699  json_value(const object_t& value) : object(create<object_t>(value)) {}
17700 
17702  json_value(object_t&& value) : object(create<object_t>(std::move(value))) {}
17703 
17705  json_value(const array_t& value) : array(create<array_t>(value)) {}
17706 
17708  json_value(array_t&& value) : array(create<array_t>(std::move(value))) {}
17709 
17711  json_value(const typename binary_t::container_type& value) : binary(create<binary_t>(value)) {}
17712 
17714  json_value(typename binary_t::container_type&& value) : binary(create<binary_t>(std::move(value))) {}
17715 
17717  json_value(const binary_t& value) : binary(create<binary_t>(value)) {}
17718 
17720  json_value(binary_t&& value) : binary(create<binary_t>(std::move(value))) {}
17721 
17722  void destroy(value_t t)
17723  {
17724  if (t == value_t::array || t == value_t::object)
17725  {
17726  // flatten the current json_value to a heap-allocated stack
17727  std::vector<basic_json> stack;
17728 
17729  // move the top-level items to stack
17730  if (t == value_t::array)
17731  {
17732  stack.reserve(array->size());
17733  std::move(array->begin(), array->end(), std::back_inserter(stack));
17734  }
17735  else
17736  {
17737  stack.reserve(object->size());
17738  for (auto&& it : *object)
17739  {
17740  stack.push_back(std::move(it.second));
17741  }
17742  }
17743 
17744  while (!stack.empty())
17745  {
17746  // move the last item to local variable to be processed
17747  basic_json current_item(std::move(stack.back()));
17748  stack.pop_back();
17749 
17750  // if current_item is array/object, move
17751  // its children to the stack to be processed later
17752  if (current_item.is_array())
17753  {
17754  std::move(current_item.m_value.array->begin(), current_item.m_value.array->end(), std::back_inserter(stack));
17755 
17756  current_item.m_value.array->clear();
17757  }
17758  else if (current_item.is_object())
17759  {
17760  for (auto&& it : *current_item.m_value.object)
17761  {
17762  stack.push_back(std::move(it.second));
17763  }
17764 
17765  current_item.m_value.object->clear();
17766  }
17767 
17768  // it's now safe that current_item get destructed
17769  // since it doesn't have any children
17770  }
17771  }
17772 
17773  switch (t)
17774  {
17775  case value_t::object:
17776  {
17777  AllocatorType<object_t> alloc;
17778  std::allocator_traits<decltype(alloc)>::destroy(alloc, object);
17779  std::allocator_traits<decltype(alloc)>::deallocate(alloc, object, 1);
17780  break;
17781  }
17782 
17783  case value_t::array:
17784  {
17785  AllocatorType<array_t> alloc;
17786  std::allocator_traits<decltype(alloc)>::destroy(alloc, array);
17787  std::allocator_traits<decltype(alloc)>::deallocate(alloc, array, 1);
17788  break;
17789  }
17790 
17791  case value_t::string:
17792  {
17793  AllocatorType<string_t> alloc;
17794  std::allocator_traits<decltype(alloc)>::destroy(alloc, string);
17795  std::allocator_traits<decltype(alloc)>::deallocate(alloc, string, 1);
17796  break;
17797  }
17798 
17799  case value_t::binary:
17800  {
17801  AllocatorType<binary_t> alloc;
17802  std::allocator_traits<decltype(alloc)>::destroy(alloc, binary);
17803  std::allocator_traits<decltype(alloc)>::deallocate(alloc, binary, 1);
17804  break;
17805  }
17806 
17807  case value_t::null:
17808  case value_t::boolean:
17809  case value_t::number_integer:
17810  case value_t::number_unsigned:
17811  case value_t::number_float:
17812  case value_t::discarded:
17813  default:
17814  {
17815  break;
17816  }
17817  }
17818  }
17819  };
17820 
17821  private:
17840  void assert_invariant(bool check_parents = true) const noexcept
17841  {
17842  JSON_ASSERT(m_type != value_t::object || m_value.object != nullptr);
17843  JSON_ASSERT(m_type != value_t::array || m_value.array != nullptr);
17844  JSON_ASSERT(m_type != value_t::string || m_value.string != nullptr);
17845  JSON_ASSERT(m_type != value_t::binary || m_value.binary != nullptr);
17846 
17847 #if JSON_DIAGNOSTICS
17848  JSON_TRY
17849  {
17850  // cppcheck-suppress assertWithSideEffect
17851  JSON_ASSERT(!check_parents || !is_structured() || std::all_of(begin(), end(), [this](const basic_json & j)
17852  {
17853  return j.m_parent == this;
17854  }));
17855  }
17856  JSON_CATCH(...) {} // LCOV_EXCL_LINE
17857 #endif
17858  static_cast<void>(check_parents);
17859  }
17860 
17861  void set_parents()
17862  {
17863 #if JSON_DIAGNOSTICS
17864  switch (m_type)
17865  {
17866  case value_t::array:
17867  {
17868  for (auto& element : *m_value.array)
17869  {
17870  element.m_parent = this;
17871  }
17872  break;
17873  }
17874 
17875  case value_t::object:
17876  {
17877  for (auto& element : *m_value.object)
17878  {
17879  element.second.m_parent = this;
17880  }
17881  break;
17882  }
17883 
17884  case value_t::null:
17885  case value_t::string:
17886  case value_t::boolean:
17887  case value_t::number_integer:
17888  case value_t::number_unsigned:
17889  case value_t::number_float:
17890  case value_t::binary:
17891  case value_t::discarded:
17892  default:
17893  break;
17894  }
17895 #endif
17896  }
17897 
17898  iterator set_parents(iterator it, typename iterator::difference_type count_set_parents)
17899  {
17900 #if JSON_DIAGNOSTICS
17901  for (typename iterator::difference_type i = 0; i < count_set_parents; ++i)
17902  {
17903  (it + i)->m_parent = this;
17904  }
17905 #else
17906  static_cast<void>(count_set_parents);
17907 #endif
17908  return it;
17909  }
17910 
17911  reference set_parent(reference j, std::size_t old_capacity = static_cast<std::size_t>(-1))
17912  {
17913 #if JSON_DIAGNOSTICS
17914  if (old_capacity != static_cast<std::size_t>(-1))
17915  {
17916  // see https://github.com/nlohmann/json/issues/2838
17917  JSON_ASSERT(type() == value_t::array);
17918  if (JSON_HEDLEY_UNLIKELY(m_value.array->capacity() != old_capacity))
17919  {
17920  // capacity has changed: update all parents
17921  set_parents();
17922  return j;
17923  }
17924  }
17925 
17926  // ordered_json uses a vector internally, so pointers could have
17927  // been invalidated; see https://github.com/nlohmann/json/issues/2962
17928 #ifdef JSON_HEDLEY_MSVC_VERSION
17929 #pragma warning(push )
17930 #pragma warning(disable : 4127) // ignore warning to replace if with if constexpr
17931 #endif
17932  if (detail::is_ordered_map<object_t>::value)
17933  {
17934  set_parents();
17935  return j;
17936  }
17937 #ifdef JSON_HEDLEY_MSVC_VERSION
17938 #pragma warning( pop )
17939 #endif
17940 
17941  j.m_parent = this;
17942 #else
17943  static_cast<void>(j);
17944  static_cast<void>(old_capacity);
17945 #endif
17946  return j;
17947  }
17948 
17949  public:
17951  // JSON parser callback //
17953 
17956  using parse_event_t = detail::parse_event_t;
17957 
17960  using parser_callback_t = detail::parser_callback_t<basic_json>;
17961 
17963  // constructors //
17965 
17970 
17973  basic_json(const value_t v)
17974  : m_type(v), m_value(v)
17975  {
17976  assert_invariant();
17977  }
17978 
17981  basic_json(std::nullptr_t = nullptr) noexcept
17982  : basic_json(value_t::null)
17983  {
17984  assert_invariant();
17985  }
17986 
17989  template < typename CompatibleType,
17990  typename U = detail::uncvref_t<CompatibleType>,
17991  detail::enable_if_t <
17992  !detail::is_basic_json<U>::value && detail::is_compatible_type<basic_json_t, U>::value, int > = 0 >
17993  basic_json(CompatibleType && val) noexcept(noexcept( // NOLINT(bugprone-forwarding-reference-overload,bugprone-exception-escape)
17994  JSONSerializer<U>::to_json(std::declval<basic_json_t&>(),
17995  std::forward<CompatibleType>(val))))
17996  {
17997  JSONSerializer<U>::to_json(*this, std::forward<CompatibleType>(val));
17998  set_parents();
17999  assert_invariant();
18000  }
18001 
18004  template < typename BasicJsonType,
18005  detail::enable_if_t <
18006  detail::is_basic_json<BasicJsonType>::value&& !std::is_same<basic_json, BasicJsonType>::value, int > = 0 >
18007  basic_json(const BasicJsonType& val)
18008  {
18009  using other_boolean_t = typename BasicJsonType::boolean_t;
18010  using other_number_float_t = typename BasicJsonType::number_float_t;
18011  using other_number_integer_t = typename BasicJsonType::number_integer_t;
18012  using other_number_unsigned_t = typename BasicJsonType::number_unsigned_t;
18013  using other_string_t = typename BasicJsonType::string_t;
18014  using other_object_t = typename BasicJsonType::object_t;
18015  using other_array_t = typename BasicJsonType::array_t;
18016  using other_binary_t = typename BasicJsonType::binary_t;
18017 
18018  switch (val.type())
18019  {
18020  case value_t::boolean:
18021  JSONSerializer<other_boolean_t>::to_json(*this, val.template get<other_boolean_t>());
18022  break;
18023  case value_t::number_float:
18024  JSONSerializer<other_number_float_t>::to_json(*this, val.template get<other_number_float_t>());
18025  break;
18026  case value_t::number_integer:
18027  JSONSerializer<other_number_integer_t>::to_json(*this, val.template get<other_number_integer_t>());
18028  break;
18029  case value_t::number_unsigned:
18030  JSONSerializer<other_number_unsigned_t>::to_json(*this, val.template get<other_number_unsigned_t>());
18031  break;
18032  case value_t::string:
18033  JSONSerializer<other_string_t>::to_json(*this, val.template get_ref<const other_string_t&>());
18034  break;
18035  case value_t::object:
18036  JSONSerializer<other_object_t>::to_json(*this, val.template get_ref<const other_object_t&>());
18037  break;
18038  case value_t::array:
18039  JSONSerializer<other_array_t>::to_json(*this, val.template get_ref<const other_array_t&>());
18040  break;
18041  case value_t::binary:
18042  JSONSerializer<other_binary_t>::to_json(*this, val.template get_ref<const other_binary_t&>());
18043  break;
18044  case value_t::null:
18045  *this = nullptr;
18046  break;
18047  case value_t::discarded:
18048  m_type = value_t::discarded;
18049  break;
18050  default: // LCOV_EXCL_LINE
18051  JSON_ASSERT(false); // NOLINT(cert-dcl03-c,hicpp-static-assert,misc-static-assert) LCOV_EXCL_LINE
18052  }
18053  set_parents();
18054  assert_invariant();
18055  }
18056 
18059  basic_json(initializer_list_t init,
18060  bool type_deduction = true,
18061  value_t manual_type = value_t::array)
18062  {
18063  // check if each element is an array with two elements whose first
18064  // element is a string
18065  bool is_an_object = std::all_of(init.begin(), init.end(),
18066  [](const detail::json_ref<basic_json>& element_ref)
18067  {
18068  return element_ref->is_array() && element_ref->size() == 2 && (*element_ref)[0].is_string();
18069  });
18070 
18071  // adjust type if type deduction is not wanted
18072  if (!type_deduction)
18073  {
18074  // if array is wanted, do not create an object though possible
18075  if (manual_type == value_t::array)
18076  {
18077  is_an_object = false;
18078  }
18079 
18080  // if object is wanted but impossible, throw an exception
18081  if (JSON_HEDLEY_UNLIKELY(manual_type == value_t::object && !is_an_object))
18082  {
18083  JSON_THROW(type_error::create(301, "cannot create object from initializer list", basic_json()));
18084  }
18085  }
18086 
18087  if (is_an_object)
18088  {
18089  // the initializer list is a list of pairs -> create object
18090  m_type = value_t::object;
18091  m_value = value_t::object;
18092 
18093  for (auto& element_ref : init)
18094  {
18095  auto element = element_ref.moved_or_copied();
18096  m_value.object->emplace(
18097  std::move(*((*element.m_value.array)[0].m_value.string)),
18098  std::move((*element.m_value.array)[1]));
18099  }
18100  }
18101  else
18102  {
18103  // the initializer list describes an array -> create array
18104  m_type = value_t::array;
18105  m_value.array = create<array_t>(init.begin(), init.end());
18106  }
18107 
18108  set_parents();
18109  assert_invariant();
18110  }
18111 
18114  JSON_HEDLEY_WARN_UNUSED_RESULT
18115  static basic_json binary(const typename binary_t::container_type& init)
18116  {
18117  auto res = basic_json();
18118  res.m_type = value_t::binary;
18119  res.m_value = init;
18120  return res;
18121  }
18122 
18125  JSON_HEDLEY_WARN_UNUSED_RESULT
18126  static basic_json binary(const typename binary_t::container_type& init, typename binary_t::subtype_type subtype)
18127  {
18128  auto res = basic_json();
18129  res.m_type = value_t::binary;
18130  res.m_value = binary_t(init, subtype);
18131  return res;
18132  }
18133 
18136  JSON_HEDLEY_WARN_UNUSED_RESULT
18137  static basic_json binary(typename binary_t::container_type&& init)
18138  {
18139  auto res = basic_json();
18140  res.m_type = value_t::binary;
18141  res.m_value = std::move(init);
18142  return res;
18143  }
18144 
18147  JSON_HEDLEY_WARN_UNUSED_RESULT
18148  static basic_json binary(typename binary_t::container_type&& init, typename binary_t::subtype_type subtype)
18149  {
18150  auto res = basic_json();
18151  res.m_type = value_t::binary;
18152  res.m_value = binary_t(std::move(init), subtype);
18153  return res;
18154  }
18155 
18158  JSON_HEDLEY_WARN_UNUSED_RESULT
18159  static basic_json array(initializer_list_t init = {})
18160  {
18161  return basic_json(init, false, value_t::array);
18162  }
18163 
18166  JSON_HEDLEY_WARN_UNUSED_RESULT
18167  static basic_json object(initializer_list_t init = {})
18168  {
18169  return basic_json(init, false, value_t::object);
18170  }
18171 
18174  basic_json(size_type cnt, const basic_json& val)
18175  : m_type(value_t::array)
18176  {
18177  m_value.array = create<array_t>(cnt, val);
18178  set_parents();
18179  assert_invariant();
18180  }
18181 
18184  template < class InputIT, typename std::enable_if <
18185  std::is_same<InputIT, typename basic_json_t::iterator>::value ||
18186  std::is_same<InputIT, typename basic_json_t::const_iterator>::value, int >::type = 0 >
18187  basic_json(InputIT first, InputIT last)
18188  {
18189  JSON_ASSERT(first.m_object != nullptr);
18190  JSON_ASSERT(last.m_object != nullptr);
18191 
18192  // make sure iterator fits the current value
18193  if (JSON_HEDLEY_UNLIKELY(first.m_object != last.m_object))
18194  {
18195  JSON_THROW(invalid_iterator::create(201, "iterators are not compatible", basic_json()));
18196  }
18197 
18198  // copy type from first iterator
18199  m_type = first.m_object->m_type;
18200 
18201  // check if iterator range is complete for primitive values
18202  switch (m_type)
18203  {
18204  case value_t::boolean:
18205  case value_t::number_float:
18206  case value_t::number_integer:
18207  case value_t::number_unsigned:
18208  case value_t::string:
18209  {
18210  if (JSON_HEDLEY_UNLIKELY(!first.m_it.primitive_iterator.is_begin()
18211  || !last.m_it.primitive_iterator.is_end()))
18212  {
18213  JSON_THROW(invalid_iterator::create(204, "iterators out of range", *first.m_object));
18214  }
18215  break;
18216  }
18217 
18218  case value_t::null:
18219  case value_t::object:
18220  case value_t::array:
18221  case value_t::binary:
18222  case value_t::discarded:
18223  default:
18224  break;
18225  }
18226 
18227  switch (m_type)
18228  {
18229  case value_t::number_integer:
18230  {
18231  m_value.number_integer = first.m_object->m_value.number_integer;
18232  break;
18233  }
18234 
18235  case value_t::number_unsigned:
18236  {
18237  m_value.number_unsigned = first.m_object->m_value.number_unsigned;
18238  break;
18239  }
18240 
18241  case value_t::number_float:
18242  {
18243  m_value.number_float = first.m_object->m_value.number_float;
18244  break;
18245  }
18246 
18247  case value_t::boolean:
18248  {
18249  m_value.boolean = first.m_object->m_value.boolean;
18250  break;
18251  }
18252 
18253  case value_t::string:
18254  {
18255  m_value = *first.m_object->m_value.string;
18256  break;
18257  }
18258 
18259  case value_t::object:
18260  {
18261  m_value.object = create<object_t>(first.m_it.object_iterator,
18262  last.m_it.object_iterator);
18263  break;
18264  }
18265 
18266  case value_t::array:
18267  {
18268  m_value.array = create<array_t>(first.m_it.array_iterator,
18269  last.m_it.array_iterator);
18270  break;
18271  }
18272 
18273  case value_t::binary:
18274  {
18275  m_value = *first.m_object->m_value.binary;
18276  break;
18277  }
18278 
18279  case value_t::null:
18280  case value_t::discarded:
18281  default:
18282  JSON_THROW(invalid_iterator::create(206, "cannot construct with iterators from " + std::string(first.m_object->type_name()), *first.m_object));
18283  }
18284 
18285  set_parents();
18286  assert_invariant();
18287  }
18288 
18289 
18291  // other constructors and destructor //
18293 
18294  template<typename JsonRef,
18295  detail::enable_if_t<detail::conjunction<detail::is_json_ref<JsonRef>,
18296  std::is_same<typename JsonRef::value_type, basic_json>>::value, int> = 0 >
18297  basic_json(const JsonRef& ref) : basic_json(ref.moved_or_copied()) {}
18298 
18301  basic_json(const basic_json& other)
18302  : m_type(other.m_type)
18303  {
18304  // check of passed value is valid
18305  other.assert_invariant();
18306 
18307  switch (m_type)
18308  {
18309  case value_t::object:
18310  {
18311  m_value = *other.m_value.object;
18312  break;
18313  }
18314 
18315  case value_t::array:
18316  {
18317  m_value = *other.m_value.array;
18318  break;
18319  }
18320 
18321  case value_t::string:
18322  {
18323  m_value = *other.m_value.string;
18324  break;
18325  }
18326 
18327  case value_t::boolean:
18328  {
18329  m_value = other.m_value.boolean;
18330  break;
18331  }
18332 
18333  case value_t::number_integer:
18334  {
18335  m_value = other.m_value.number_integer;
18336  break;
18337  }
18338 
18339  case value_t::number_unsigned:
18340  {
18341  m_value = other.m_value.number_unsigned;
18342  break;
18343  }
18344 
18345  case value_t::number_float:
18346  {
18347  m_value = other.m_value.number_float;
18348  break;
18349  }
18350 
18351  case value_t::binary:
18352  {
18353  m_value = *other.m_value.binary;
18354  break;
18355  }
18356 
18357  case value_t::null:
18358  case value_t::discarded:
18359  default:
18360  break;
18361  }
18362 
18363  set_parents();
18364  assert_invariant();
18365  }
18366 
18369  basic_json(basic_json&& other) noexcept
18370  : m_type(std::move(other.m_type)),
18371  m_value(std::move(other.m_value))
18372  {
18373  // check that passed value is valid
18374  other.assert_invariant(false);
18375 
18376  // invalidate payload
18377  other.m_type = value_t::null;
18378  other.m_value = {};
18379 
18380  set_parents();
18381  assert_invariant();
18382  }
18383 
18386  basic_json& operator=(basic_json other) noexcept (
18387  std::is_nothrow_move_constructible<value_t>::value&&
18388  std::is_nothrow_move_assignable<value_t>::value&&
18389  std::is_nothrow_move_constructible<json_value>::value&&
18390  std::is_nothrow_move_assignable<json_value>::value
18391  )
18392  {
18393  // check that passed value is valid
18394  other.assert_invariant();
18395 
18396  using std::swap;
18397  swap(m_type, other.m_type);
18398  swap(m_value, other.m_value);
18399 
18400  set_parents();
18401  assert_invariant();
18402  return *this;
18403  }
18404 
18407  ~basic_json() noexcept
18408  {
18409  assert_invariant(false);
18410  m_value.destroy(m_type);
18411  }
18412 
18414 
18415  public:
18417  // object inspection //
18419 
18423 
18426  string_t dump(const int indent = -1,
18427  const char indent_char = ' ',
18428  const bool ensure_ascii = false,
18429  const error_handler_t error_handler = error_handler_t::strict) const
18430  {
18431  string_t result;
18432  serializer s(detail::output_adapter<char, string_t>(result), indent_char, error_handler);
18433 
18434  if (indent >= 0)
18435  {
18436  s.dump(*this, true, ensure_ascii, static_cast<unsigned int>(indent));
18437  }
18438  else
18439  {
18440  s.dump(*this, false, ensure_ascii, 0);
18441  }
18442 
18443  return result;
18444  }
18445 
18448  constexpr value_t type() const noexcept
18449  {
18450  return m_type;
18451  }
18452 
18455  constexpr bool is_primitive() const noexcept
18456  {
18457  return is_null() || is_string() || is_boolean() || is_number() || is_binary();
18458  }
18459 
18462  constexpr bool is_structured() const noexcept
18463  {
18464  return is_array() || is_object();
18465  }
18466 
18469  constexpr bool is_null() const noexcept
18470  {
18471  return m_type == value_t::null;
18472  }
18473 
18476  constexpr bool is_boolean() const noexcept
18477  {
18478  return m_type == value_t::boolean;
18479  }
18480 
18483  constexpr bool is_number() const noexcept
18484  {
18485  return is_number_integer() || is_number_float();
18486  }
18487 
18490  constexpr bool is_number_integer() const noexcept
18491  {
18492  return m_type == value_t::number_integer || m_type == value_t::number_unsigned;
18493  }
18494 
18497  constexpr bool is_number_unsigned() const noexcept
18498  {
18499  return m_type == value_t::number_unsigned;
18500  }
18501 
18504  constexpr bool is_number_float() const noexcept
18505  {
18506  return m_type == value_t::number_float;
18507  }
18508 
18511  constexpr bool is_object() const noexcept
18512  {
18513  return m_type == value_t::object;
18514  }
18515 
18518  constexpr bool is_array() const noexcept
18519  {
18520  return m_type == value_t::array;
18521  }
18522 
18525  constexpr bool is_string() const noexcept
18526  {
18527  return m_type == value_t::string;
18528  }
18529 
18532  constexpr bool is_binary() const noexcept
18533  {
18534  return m_type == value_t::binary;
18535  }
18536 
18539  constexpr bool is_discarded() const noexcept
18540  {
18541  return m_type == value_t::discarded;
18542  }
18543 
18546  constexpr operator value_t() const noexcept
18547  {
18548  return m_type;
18549  }
18550 
18552 
18553  private:
18555  // value access //
18557 
18559  boolean_t get_impl(boolean_t* /*unused*/) const
18560  {
18561  if (JSON_HEDLEY_LIKELY(is_boolean()))
18562  {
18563  return m_value.boolean;
18564  }
18565 
18566  JSON_THROW(type_error::create(302, "type must be boolean, but is " + std::string(type_name()), *this));
18567  }
18568 
18570  object_t* get_impl_ptr(object_t* /*unused*/) noexcept
18571  {
18572  return is_object() ? m_value.object : nullptr;
18573  }
18574 
18576  constexpr const object_t* get_impl_ptr(const object_t* /*unused*/) const noexcept
18577  {
18578  return is_object() ? m_value.object : nullptr;
18579  }
18580 
18582  array_t* get_impl_ptr(array_t* /*unused*/) noexcept
18583  {
18584  return is_array() ? m_value.array : nullptr;
18585  }
18586 
18588  constexpr const array_t* get_impl_ptr(const array_t* /*unused*/) const noexcept
18589  {
18590  return is_array() ? m_value.array : nullptr;
18591  }
18592 
18594  string_t* get_impl_ptr(string_t* /*unused*/) noexcept
18595  {
18596  return is_string() ? m_value.string : nullptr;
18597  }
18598 
18600  constexpr const string_t* get_impl_ptr(const string_t* /*unused*/) const noexcept
18601  {
18602  return is_string() ? m_value.string : nullptr;
18603  }
18604 
18606  boolean_t* get_impl_ptr(boolean_t* /*unused*/) noexcept
18607  {
18608  return is_boolean() ? &m_value.boolean : nullptr;
18609  }
18610 
18612  constexpr const boolean_t* get_impl_ptr(const boolean_t* /*unused*/) const noexcept
18613  {
18614  return is_boolean() ? &m_value.boolean : nullptr;
18615  }
18616 
18618  number_integer_t* get_impl_ptr(number_integer_t* /*unused*/) noexcept
18619  {
18620  return is_number_integer() ? &m_value.number_integer : nullptr;
18621  }
18622 
18624  constexpr const number_integer_t* get_impl_ptr(const number_integer_t* /*unused*/) const noexcept
18625  {
18626  return is_number_integer() ? &m_value.number_integer : nullptr;
18627  }
18628 
18630  number_unsigned_t* get_impl_ptr(number_unsigned_t* /*unused*/) noexcept
18631  {
18632  return is_number_unsigned() ? &m_value.number_unsigned : nullptr;
18633  }
18634 
18636  constexpr const number_unsigned_t* get_impl_ptr(const number_unsigned_t* /*unused*/) const noexcept
18637  {
18638  return is_number_unsigned() ? &m_value.number_unsigned : nullptr;
18639  }
18640 
18642  number_float_t* get_impl_ptr(number_float_t* /*unused*/) noexcept
18643  {
18644  return is_number_float() ? &m_value.number_float : nullptr;
18645  }
18646 
18648  constexpr const number_float_t* get_impl_ptr(const number_float_t* /*unused*/) const noexcept
18649  {
18650  return is_number_float() ? &m_value.number_float : nullptr;
18651  }
18652 
18654  binary_t* get_impl_ptr(binary_t* /*unused*/) noexcept
18655  {
18656  return is_binary() ? m_value.binary : nullptr;
18657  }
18658 
18660  constexpr const binary_t* get_impl_ptr(const binary_t* /*unused*/) const noexcept
18661  {
18662  return is_binary() ? m_value.binary : nullptr;
18663  }
18664 
18676  template<typename ReferenceType, typename ThisType>
18677  static ReferenceType get_ref_impl(ThisType& obj)
18678  {
18679  // delegate the call to get_ptr<>()
18680  auto* ptr = obj.template get_ptr<typename std::add_pointer<ReferenceType>::type>();
18681 
18682  if (JSON_HEDLEY_LIKELY(ptr != nullptr))
18683  {
18684  return *ptr;
18685  }
18686 
18687  JSON_THROW(type_error::create(303, "incompatible ReferenceType for get_ref, actual type is " + std::string(obj.type_name()), obj));
18688  }
18689 
18690  public:
18694 
18697  template<typename PointerType, typename std::enable_if<
18698  std::is_pointer<PointerType>::value, int>::type = 0>
18699  auto get_ptr() noexcept -> decltype(std::declval<basic_json_t&>().get_impl_ptr(std::declval<PointerType>()))
18700  {
18701  // delegate the call to get_impl_ptr<>()
18702  return get_impl_ptr(static_cast<PointerType>(nullptr));
18703  }
18704 
18707  template < typename PointerType, typename std::enable_if <
18708  std::is_pointer<PointerType>::value&&
18709  std::is_const<typename std::remove_pointer<PointerType>::type>::value, int >::type = 0 >
18710  constexpr auto get_ptr() const noexcept -> decltype(std::declval<const basic_json_t&>().get_impl_ptr(std::declval<PointerType>()))
18711  {
18712  // delegate the call to get_impl_ptr<>() const
18713  return get_impl_ptr(static_cast<PointerType>(nullptr));
18714  }
18715 
18716  private:
18755  template < typename ValueType,
18756  detail::enable_if_t <
18757  detail::is_default_constructible<ValueType>::value&&
18758  detail::has_from_json<basic_json_t, ValueType>::value,
18759  int > = 0 >
18760  ValueType get_impl(detail::priority_tag<0> /*unused*/) const noexcept(noexcept(
18761  JSONSerializer<ValueType>::from_json(std::declval<const basic_json_t&>(), std::declval<ValueType&>())))
18762  {
18763  auto ret = ValueType();
18764  JSONSerializer<ValueType>::from_json(*this, ret);
18765  return ret;
18766  }
18767 
18798  template < typename ValueType,
18799  detail::enable_if_t <
18800  detail::has_non_default_from_json<basic_json_t, ValueType>::value,
18801  int > = 0 >
18802  ValueType get_impl(detail::priority_tag<1> /*unused*/) const noexcept(noexcept(
18803  JSONSerializer<ValueType>::from_json(std::declval<const basic_json_t&>())))
18804  {
18805  return JSONSerializer<ValueType>::from_json(*this);
18806  }
18807 
18823  template < typename BasicJsonType,
18824  detail::enable_if_t <
18825  detail::is_basic_json<BasicJsonType>::value,
18826  int > = 0 >
18827  BasicJsonType get_impl(detail::priority_tag<2> /*unused*/) const
18828  {
18829  return *this;
18830  }
18831 
18846  template<typename BasicJsonType,
18847  detail::enable_if_t<
18848  std::is_same<BasicJsonType, basic_json_t>::value,
18849  int> = 0>
18850  basic_json get_impl(detail::priority_tag<3> /*unused*/) const
18851  {
18852  return *this;
18853  }
18854 
18859  template<typename PointerType,
18860  detail::enable_if_t<
18861  std::is_pointer<PointerType>::value,
18862  int> = 0>
18863  constexpr auto get_impl(detail::priority_tag<4> /*unused*/) const noexcept
18864  -> decltype(std::declval<const basic_json_t&>().template get_ptr<PointerType>())
18865  {
18866  // delegate the call to get_ptr
18867  return get_ptr<PointerType>();
18868  }
18869 
18870  public:
18894  template < typename ValueTypeCV, typename ValueType = detail::uncvref_t<ValueTypeCV>>
18895 #if defined(JSON_HAS_CPP_14)
18896  constexpr
18897 #endif
18898  auto get() const noexcept(
18899  noexcept(std::declval<const basic_json_t&>().template get_impl<ValueType>(detail::priority_tag<4> {})))
18900  -> decltype(std::declval<const basic_json_t&>().template get_impl<ValueType>(detail::priority_tag<4> {}))
18901  {
18902  // we cannot static_assert on ValueTypeCV being non-const, because
18903  // there is support for get<const basic_json_t>(), which is why we
18904  // still need the uncvref
18905  static_assert(!std::is_reference<ValueTypeCV>::value,
18906  "get() cannot be used with reference types, you might want to use get_ref()");
18907  return get_impl<ValueType>(detail::priority_tag<4> {});
18908  }
18909 
18937  template<typename PointerType, typename std::enable_if<
18938  std::is_pointer<PointerType>::value, int>::type = 0>
18939  auto get() noexcept -> decltype(std::declval<basic_json_t&>().template get_ptr<PointerType>())
18940  {
18941  // delegate the call to get_ptr
18942  return get_ptr<PointerType>();
18943  }
18944 
18947  template < typename ValueType,
18948  detail::enable_if_t <
18949  !detail::is_basic_json<ValueType>::value&&
18950  detail::has_from_json<basic_json_t, ValueType>::value,
18951  int > = 0 >
18952  ValueType & get_to(ValueType& v) const noexcept(noexcept(
18953  JSONSerializer<ValueType>::from_json(std::declval<const basic_json_t&>(), v)))
18954  {
18955  JSONSerializer<ValueType>::from_json(*this, v);
18956  return v;
18957  }
18958 
18959  // specialization to allow calling get_to with a basic_json value
18960  // see https://github.com/nlohmann/json/issues/2175
18961  template<typename ValueType,
18962  detail::enable_if_t <
18963  detail::is_basic_json<ValueType>::value,
18964  int> = 0>
18965  ValueType & get_to(ValueType& v) const
18966  {
18967  v = *this;
18968  return v;
18969  }
18970 
18971  template <
18972  typename T, std::size_t N,
18973  typename Array = T (&)[N], // NOLINT(cppcoreguidelines-avoid-c-arrays,hicpp-avoid-c-arrays,modernize-avoid-c-arrays)
18974  detail::enable_if_t <
18975  detail::has_from_json<basic_json_t, Array>::value, int > = 0 >
18976  Array get_to(T (&v)[N]) const // NOLINT(cppcoreguidelines-avoid-c-arrays,hicpp-avoid-c-arrays,modernize-avoid-c-arrays)
18977  noexcept(noexcept(JSONSerializer<Array>::from_json(
18978  std::declval<const basic_json_t&>(), v)))
18979  {
18980  JSONSerializer<Array>::from_json(*this, v);
18981  return v;
18982  }
18983 
18986  template<typename ReferenceType, typename std::enable_if<
18987  std::is_reference<ReferenceType>::value, int>::type = 0>
18988  ReferenceType get_ref()
18989  {
18990  // delegate call to get_ref_impl
18991  return get_ref_impl<ReferenceType>(*this);
18992  }
18993 
18996  template < typename ReferenceType, typename std::enable_if <
18997  std::is_reference<ReferenceType>::value&&
18998  std::is_const<typename std::remove_reference<ReferenceType>::type>::value, int >::type = 0 >
18999  ReferenceType get_ref() const
19000  {
19001  // delegate call to get_ref_impl
19002  return get_ref_impl<ReferenceType>(*this);
19003  }
19004 
19034  template < typename ValueType, typename std::enable_if <
19035  detail::conjunction <
19036  detail::negation<std::is_pointer<ValueType>>,
19037  detail::negation<std::is_same<ValueType, detail::json_ref<basic_json>>>,
19038  detail::negation<std::is_same<ValueType, typename string_t::value_type>>,
19039  detail::negation<detail::is_basic_json<ValueType>>,
19040  detail::negation<std::is_same<ValueType, std::initializer_list<typename string_t::value_type>>>,
19041 
19042 #if defined(JSON_HAS_CPP_17) && (defined(__GNUC__) || (defined(_MSC_VER) && _MSC_VER >= 1910 && _MSC_VER <= 1914))
19043  detail::negation<std::is_same<ValueType, std::string_view>>,
19044 #endif
19045  detail::is_detected_lazy<detail::get_template_function, const basic_json_t&, ValueType>
19046  >::value, int >::type = 0 >
19047  JSON_EXPLICIT operator ValueType() const
19048  {
19049  // delegate the call to get<>() const
19050  return get<ValueType>();
19051  }
19052 
19055  binary_t& get_binary()
19056  {
19057  if (!is_binary())
19058  {
19059  JSON_THROW(type_error::create(302, "type must be binary, but is " + std::string(type_name()), *this));
19060  }
19061 
19062  return *get_ptr<binary_t*>();
19063  }
19064 
19067  const binary_t& get_binary() const
19068  {
19069  if (!is_binary())
19070  {
19071  JSON_THROW(type_error::create(302, "type must be binary, but is " + std::string(type_name()), *this));
19072  }
19073 
19074  return *get_ptr<const binary_t*>();
19075  }
19076 
19078 
19079 
19081  // element access //
19083 
19087 
19090  reference at(size_type idx)
19091  {
19092  // at only works for arrays
19093  if (JSON_HEDLEY_LIKELY(is_array()))
19094  {
19095  JSON_TRY
19096  {
19097  return set_parent(m_value.array->at(idx));
19098  }
19099  JSON_CATCH (std::out_of_range&)
19100  {
19101  // create better exception explanation
19102  JSON_THROW(out_of_range::create(401, "array index " + std::to_string(idx) + " is out of range", *this));
19103  }
19104  }
19105  else
19106  {
19107  JSON_THROW(type_error::create(304, "cannot use at() with " + std::string(type_name()), *this));
19108  }
19109  }
19110 
19113  const_reference at(size_type idx) const
19114  {
19115  // at only works for arrays
19116  if (JSON_HEDLEY_LIKELY(is_array()))
19117  {
19118  JSON_TRY
19119  {
19120  return m_value.array->at(idx);
19121  }
19122  JSON_CATCH (std::out_of_range&)
19123  {
19124  // create better exception explanation
19125  JSON_THROW(out_of_range::create(401, "array index " + std::to_string(idx) + " is out of range", *this));
19126  }
19127  }
19128  else
19129  {
19130  JSON_THROW(type_error::create(304, "cannot use at() with " + std::string(type_name()), *this));
19131  }
19132  }
19133 
19136  reference at(const typename object_t::key_type& key)
19137  {
19138  // at only works for objects
19139  if (JSON_HEDLEY_LIKELY(is_object()))
19140  {
19141  JSON_TRY
19142  {
19143  return set_parent(m_value.object->at(key));
19144  }
19145  JSON_CATCH (std::out_of_range&)
19146  {
19147  // create better exception explanation
19148  JSON_THROW(out_of_range::create(403, "key '" + key + "' not found", *this));
19149  }
19150  }
19151  else
19152  {
19153  JSON_THROW(type_error::create(304, "cannot use at() with " + std::string(type_name()), *this));
19154  }
19155  }
19156 
19159  const_reference at(const typename object_t::key_type& key) const
19160  {
19161  // at only works for objects
19162  if (JSON_HEDLEY_LIKELY(is_object()))
19163  {
19164  JSON_TRY
19165  {
19166  return m_value.object->at(key);
19167  }
19168  JSON_CATCH (std::out_of_range&)
19169  {
19170  // create better exception explanation
19171  JSON_THROW(out_of_range::create(403, "key '" + key + "' not found", *this));
19172  }
19173  }
19174  else
19175  {
19176  JSON_THROW(type_error::create(304, "cannot use at() with " + std::string(type_name()), *this));
19177  }
19178  }
19179 
19182  reference operator[](size_type idx)
19183  {
19184  // implicitly convert null value to an empty array
19185  if (is_null())
19186  {
19187  m_type = value_t::array;
19188  m_value.array = create<array_t>();
19189  assert_invariant();
19190  }
19191 
19192  // operator[] only works for arrays
19193  if (JSON_HEDLEY_LIKELY(is_array()))
19194  {
19195  // fill up array with null values if given idx is outside range
19196  if (idx >= m_value.array->size())
19197  {
19198 #if JSON_DIAGNOSTICS
19199  // remember array size & capacity before resizing
19200  const auto old_size = m_value.array->size();
19201  const auto old_capacity = m_value.array->capacity();
19202 #endif
19203  m_value.array->resize(idx + 1);
19204 
19205 #if JSON_DIAGNOSTICS
19206  if (JSON_HEDLEY_UNLIKELY(m_value.array->capacity() != old_capacity))
19207  {
19208  // capacity has changed: update all parents
19209  set_parents();
19210  }
19211  else
19212  {
19213  // set parent for values added above
19214  set_parents(begin() + static_cast<typename iterator::difference_type>(old_size), static_cast<typename iterator::difference_type>(idx + 1 - old_size));
19215  }
19216 #endif
19217  assert_invariant();
19218  }
19219 
19220  return m_value.array->operator[](idx);
19221  }
19222 
19223  JSON_THROW(type_error::create(305, "cannot use operator[] with a numeric argument with " + std::string(type_name()), *this));
19224  }
19225 
19228  const_reference operator[](size_type idx) const
19229  {
19230  // const operator[] only works for arrays
19231  if (JSON_HEDLEY_LIKELY(is_array()))
19232  {
19233  return m_value.array->operator[](idx);
19234  }
19235 
19236  JSON_THROW(type_error::create(305, "cannot use operator[] with a numeric argument with " + std::string(type_name()), *this));
19237  }
19238 
19241  reference operator[](const typename object_t::key_type& key)
19242  {
19243  // implicitly convert null value to an empty object
19244  if (is_null())
19245  {
19246  m_type = value_t::object;
19247  m_value.object = create<object_t>();
19248  assert_invariant();
19249  }
19250 
19251  // operator[] only works for objects
19252  if (JSON_HEDLEY_LIKELY(is_object()))
19253  {
19254  return set_parent(m_value.object->operator[](key));
19255  }
19256 
19257  JSON_THROW(type_error::create(305, "cannot use operator[] with a string argument with " + std::string(type_name()), *this));
19258  }
19259 
19262  const_reference operator[](const typename object_t::key_type& key) const
19263  {
19264  // const operator[] only works for objects
19265  if (JSON_HEDLEY_LIKELY(is_object()))
19266  {
19267  JSON_ASSERT(m_value.object->find(key) != m_value.object->end());
19268  return m_value.object->find(key)->second;
19269  }
19270 
19271  JSON_THROW(type_error::create(305, "cannot use operator[] with a string argument with " + std::string(type_name()), *this));
19272  }
19273 
19276  template<typename T>
19277  JSON_HEDLEY_NON_NULL(2)
19278  reference operator[](T* key)
19279  {
19280  // implicitly convert null to object
19281  if (is_null())
19282  {
19283  m_type = value_t::object;
19284  m_value = value_t::object;
19285  assert_invariant();
19286  }
19287 
19288  // at only works for objects
19289  if (JSON_HEDLEY_LIKELY(is_object()))
19290  {
19291  return set_parent(m_value.object->operator[](key));
19292  }
19293 
19294  JSON_THROW(type_error::create(305, "cannot use operator[] with a string argument with " + std::string(type_name()), *this));
19295  }
19296 
19299  template<typename T>
19300  JSON_HEDLEY_NON_NULL(2)
19301  const_reference operator[](T* key) const
19302  {
19303  // at only works for objects
19304  if (JSON_HEDLEY_LIKELY(is_object()))
19305  {
19306  JSON_ASSERT(m_value.object->find(key) != m_value.object->end());
19307  return m_value.object->find(key)->second;
19308  }
19309 
19310  JSON_THROW(type_error::create(305, "cannot use operator[] with a string argument with " + std::string(type_name()), *this));
19311  }
19312 
19316  template < class ValueType, typename std::enable_if <
19317  detail::is_getable<basic_json_t, ValueType>::value
19318  && !std::is_same<value_t, ValueType>::value, int >::type = 0 >
19319  ValueType value(const typename object_t::key_type& key, const ValueType& default_value) const
19320  {
19321  // at only works for objects
19322  if (JSON_HEDLEY_LIKELY(is_object()))
19323  {
19324  // if key is found, return value and given default value otherwise
19325  const auto it = find(key);
19326  if (it != end())
19327  {
19328  return it->template get<ValueType>();
19329  }
19330 
19331  return default_value;
19332  }
19333 
19334  JSON_THROW(type_error::create(306, "cannot use value() with " + std::string(type_name()), *this));
19335  }
19336 
19340  string_t value(const typename object_t::key_type& key, const char* default_value) const
19341  {
19342  return value(key, string_t(default_value));
19343  }
19344 
19347  template<class ValueType, typename std::enable_if<
19348  detail::is_getable<basic_json_t, ValueType>::value, int>::type = 0>
19349  ValueType value(const json_pointer& ptr, const ValueType& default_value) const
19350  {
19351  // at only works for objects
19352  if (JSON_HEDLEY_LIKELY(is_object()))
19353  {
19354  // if pointer resolves a value, return it or use default value
19355  JSON_TRY
19356  {
19357  return ptr.get_checked(this).template get<ValueType>();
19358  }
19359  JSON_INTERNAL_CATCH (out_of_range&)
19360  {
19361  return default_value;
19362  }
19363  }
19364 
19365  JSON_THROW(type_error::create(306, "cannot use value() with " + std::string(type_name()), *this));
19366  }
19367 
19371  JSON_HEDLEY_NON_NULL(3)
19372  string_t value(const json_pointer& ptr, const char* default_value) const
19373  {
19374  return value(ptr, string_t(default_value));
19375  }
19376 
19379  reference front()
19380  {
19381  return *begin();
19382  }
19383 
19386  const_reference front() const
19387  {
19388  return *cbegin();
19389  }
19390 
19393  reference back()
19394  {
19395  auto tmp = end();
19396  --tmp;
19397  return *tmp;
19398  }
19399 
19402  const_reference back() const
19403  {
19404  auto tmp = cend();
19405  --tmp;
19406  return *tmp;
19407  }
19408 
19411  template < class IteratorType, typename std::enable_if <
19412  std::is_same<IteratorType, typename basic_json_t::iterator>::value ||
19413  std::is_same<IteratorType, typename basic_json_t::const_iterator>::value, int >::type
19414  = 0 >
19415  IteratorType erase(IteratorType pos)
19416  {
19417  // make sure iterator fits the current value
19418  if (JSON_HEDLEY_UNLIKELY(this != pos.m_object))
19419  {
19420  JSON_THROW(invalid_iterator::create(202, "iterator does not fit current value", *this));
19421  }
19422 
19423  IteratorType result = end();
19424 
19425  switch (m_type)
19426  {
19427  case value_t::boolean:
19428  case value_t::number_float:
19429  case value_t::number_integer:
19430  case value_t::number_unsigned:
19431  case value_t::string:
19432  case value_t::binary:
19433  {
19434  if (JSON_HEDLEY_UNLIKELY(!pos.m_it.primitive_iterator.is_begin()))
19435  {
19436  JSON_THROW(invalid_iterator::create(205, "iterator out of range", *this));
19437  }
19438 
19439  if (is_string())
19440  {
19441  AllocatorType<string_t> alloc;
19442  std::allocator_traits<decltype(alloc)>::destroy(alloc, m_value.string);
19443  std::allocator_traits<decltype(alloc)>::deallocate(alloc, m_value.string, 1);
19444  m_value.string = nullptr;
19445  }
19446  else if (is_binary())
19447  {
19448  AllocatorType<binary_t> alloc;
19449  std::allocator_traits<decltype(alloc)>::destroy(alloc, m_value.binary);
19450  std::allocator_traits<decltype(alloc)>::deallocate(alloc, m_value.binary, 1);
19451  m_value.binary = nullptr;
19452  }
19453 
19454  m_type = value_t::null;
19455  assert_invariant();
19456  break;
19457  }
19458 
19459  case value_t::object:
19460  {
19461  result.m_it.object_iterator = m_value.object->erase(pos.m_it.object_iterator);
19462  break;
19463  }
19464 
19465  case value_t::array:
19466  {
19467  result.m_it.array_iterator = m_value.array->erase(pos.m_it.array_iterator);
19468  break;
19469  }
19470 
19471  case value_t::null:
19472  case value_t::discarded:
19473  default:
19474  JSON_THROW(type_error::create(307, "cannot use erase() with " + std::string(type_name()), *this));
19475  }
19476 
19477  return result;
19478  }
19479 
19482  template < class IteratorType, typename std::enable_if <
19483  std::is_same<IteratorType, typename basic_json_t::iterator>::value ||
19484  std::is_same<IteratorType, typename basic_json_t::const_iterator>::value, int >::type
19485  = 0 >
19486  IteratorType erase(IteratorType first, IteratorType last)
19487  {
19488  // make sure iterator fits the current value
19489  if (JSON_HEDLEY_UNLIKELY(this != first.m_object || this != last.m_object))
19490  {
19491  JSON_THROW(invalid_iterator::create(203, "iterators do not fit current value", *this));
19492  }
19493 
19494  IteratorType result = end();
19495 
19496  switch (m_type)
19497  {
19498  case value_t::boolean:
19499  case value_t::number_float:
19500  case value_t::number_integer:
19501  case value_t::number_unsigned:
19502  case value_t::string:
19503  case value_t::binary:
19504  {
19505  if (JSON_HEDLEY_LIKELY(!first.m_it.primitive_iterator.is_begin()
19506  || !last.m_it.primitive_iterator.is_end()))
19507  {
19508  JSON_THROW(invalid_iterator::create(204, "iterators out of range", *this));
19509  }
19510 
19511  if (is_string())
19512  {
19513  AllocatorType<string_t> alloc;
19514  std::allocator_traits<decltype(alloc)>::destroy(alloc, m_value.string);
19515  std::allocator_traits<decltype(alloc)>::deallocate(alloc, m_value.string, 1);
19516  m_value.string = nullptr;
19517  }
19518  else if (is_binary())
19519  {
19520  AllocatorType<binary_t> alloc;
19521  std::allocator_traits<decltype(alloc)>::destroy(alloc, m_value.binary);
19522  std::allocator_traits<decltype(alloc)>::deallocate(alloc, m_value.binary, 1);
19523  m_value.binary = nullptr;
19524  }
19525 
19526  m_type = value_t::null;
19527  assert_invariant();
19528  break;
19529  }
19530 
19531  case value_t::object:
19532  {
19533  result.m_it.object_iterator = m_value.object->erase(first.m_it.object_iterator,
19534  last.m_it.object_iterator);
19535  break;
19536  }
19537 
19538  case value_t::array:
19539  {
19540  result.m_it.array_iterator = m_value.array->erase(first.m_it.array_iterator,
19541  last.m_it.array_iterator);
19542  break;
19543  }
19544 
19545  case value_t::null:
19546  case value_t::discarded:
19547  default:
19548  JSON_THROW(type_error::create(307, "cannot use erase() with " + std::string(type_name()), *this));
19549  }
19550 
19551  return result;
19552  }
19553 
19556  size_type erase(const typename object_t::key_type& key)
19557  {
19558  // this erase only works for objects
19559  if (JSON_HEDLEY_LIKELY(is_object()))
19560  {
19561  return m_value.object->erase(key);
19562  }
19563 
19564  JSON_THROW(type_error::create(307, "cannot use erase() with " + std::string(type_name()), *this));
19565  }
19566 
19569  void erase(const size_type idx)
19570  {
19571  // this erase only works for arrays
19572  if (JSON_HEDLEY_LIKELY(is_array()))
19573  {
19574  if (JSON_HEDLEY_UNLIKELY(idx >= size()))
19575  {
19576  JSON_THROW(out_of_range::create(401, "array index " + std::to_string(idx) + " is out of range", *this));
19577  }
19578 
19579  m_value.array->erase(m_value.array->begin() + static_cast<difference_type>(idx));
19580  }
19581  else
19582  {
19583  JSON_THROW(type_error::create(307, "cannot use erase() with " + std::string(type_name()), *this));
19584  }
19585  }
19586 
19588 
19589 
19591  // lookup //
19593 
19596 
19599  template<typename KeyT>
19600  iterator find(KeyT&& key)
19601  {
19602  auto result = end();
19603 
19604  if (is_object())
19605  {
19606  result.m_it.object_iterator = m_value.object->find(std::forward<KeyT>(key));
19607  }
19608 
19609  return result;
19610  }
19611 
19614  template<typename KeyT>
19615  const_iterator find(KeyT&& key) const
19616  {
19617  auto result = cend();
19618 
19619  if (is_object())
19620  {
19621  result.m_it.object_iterator = m_value.object->find(std::forward<KeyT>(key));
19622  }
19623 
19624  return result;
19625  }
19626 
19629  template<typename KeyT>
19630  size_type count(KeyT&& key) const
19631  {
19632  // return 0 for all nonobject types
19633  return is_object() ? m_value.object->count(std::forward<KeyT>(key)) : 0;
19634  }
19635 
19638  template < typename KeyT, typename std::enable_if <
19639  !std::is_same<typename std::decay<KeyT>::type, json_pointer>::value, int >::type = 0 >
19640  bool contains(KeyT && key) const
19641  {
19642  return is_object() && m_value.object->find(std::forward<KeyT>(key)) != m_value.object->end();
19643  }
19644 
19647  bool contains(const json_pointer& ptr) const
19648  {
19649  return ptr.contains(this);
19650  }
19651 
19653 
19654 
19656  // iterators //
19658 
19661 
19664  iterator begin() noexcept
19665  {
19666  iterator result(this);
19667  result.set_begin();
19668  return result;
19669  }
19670 
19673  const_iterator begin() const noexcept
19674  {
19675  return cbegin();
19676  }
19677 
19680  const_iterator cbegin() const noexcept
19681  {
19682  const_iterator result(this);
19683  result.set_begin();
19684  return result;
19685  }
19686 
19689  iterator end() noexcept
19690  {
19691  iterator result(this);
19692  result.set_end();
19693  return result;
19694  }
19695 
19698  const_iterator end() const noexcept
19699  {
19700  return cend();
19701  }
19702 
19705  const_iterator cend() const noexcept
19706  {
19707  const_iterator result(this);
19708  result.set_end();
19709  return result;
19710  }
19711 
19714  reverse_iterator rbegin() noexcept
19715  {
19716  return reverse_iterator(end());
19717  }
19718 
19721  const_reverse_iterator rbegin() const noexcept
19722  {
19723  return crbegin();
19724  }
19725 
19728  reverse_iterator rend() noexcept
19729  {
19730  return reverse_iterator(begin());
19731  }
19732 
19735  const_reverse_iterator rend() const noexcept
19736  {
19737  return crend();
19738  }
19739 
19742  const_reverse_iterator crbegin() const noexcept
19743  {
19744  return const_reverse_iterator(cend());
19745  }
19746 
19749  const_reverse_iterator crend() const noexcept
19750  {
19751  return const_reverse_iterator(cbegin());
19752  }
19753 
19754  public:
19760  JSON_HEDLEY_DEPRECATED_FOR(3.1.0, items())
19761  static iteration_proxy<iterator> iterator_wrapper(reference ref) noexcept
19762  {
19763  return ref.items();
19764  }
19765 
19771  JSON_HEDLEY_DEPRECATED_FOR(3.1.0, items())
19772  static iteration_proxy<const_iterator> iterator_wrapper(const_reference ref) noexcept
19773  {
19774  return ref.items();
19775  }
19776 
19779  iteration_proxy<iterator> items() noexcept
19780  {
19781  return iteration_proxy<iterator>(*this);
19782  }
19783 
19786  iteration_proxy<const_iterator> items() const noexcept
19787  {
19788  return iteration_proxy<const_iterator>(*this);
19789  }
19790 
19792 
19793 
19795  // capacity //
19797 
19800 
19803  bool empty() const noexcept
19804  {
19805  switch (m_type)
19806  {
19807  case value_t::null:
19808  {
19809  // null values are empty
19810  return true;
19811  }
19812 
19813  case value_t::array:
19814  {
19815  // delegate call to array_t::empty()
19816  return m_value.array->empty();
19817  }
19818 
19819  case value_t::object:
19820  {
19821  // delegate call to object_t::empty()
19822  return m_value.object->empty();
19823  }
19824 
19825  case value_t::string:
19826  case value_t::boolean:
19827  case value_t::number_integer:
19828  case value_t::number_unsigned:
19829  case value_t::number_float:
19830  case value_t::binary:
19831  case value_t::discarded:
19832  default:
19833  {
19834  // all other types are nonempty
19835  return false;
19836  }
19837  }
19838  }
19839 
19842  size_type size() const noexcept
19843  {
19844  switch (m_type)
19845  {
19846  case value_t::null:
19847  {
19848  // null values are empty
19849  return 0;
19850  }
19851 
19852  case value_t::array:
19853  {
19854  // delegate call to array_t::size()
19855  return m_value.array->size();
19856  }
19857 
19858  case value_t::object:
19859  {
19860  // delegate call to object_t::size()
19861  return m_value.object->size();
19862  }
19863 
19864  case value_t::string:
19865  case value_t::boolean:
19866  case value_t::number_integer:
19867  case value_t::number_unsigned:
19868  case value_t::number_float:
19869  case value_t::binary:
19870  case value_t::discarded:
19871  default:
19872  {
19873  // all other types have size 1
19874  return 1;
19875  }
19876  }
19877  }
19878 
19881  size_type max_size() const noexcept
19882  {
19883  switch (m_type)
19884  {
19885  case value_t::array:
19886  {
19887  // delegate call to array_t::max_size()
19888  return m_value.array->max_size();
19889  }
19890 
19891  case value_t::object:
19892  {
19893  // delegate call to object_t::max_size()
19894  return m_value.object->max_size();
19895  }
19896 
19897  case value_t::null:
19898  case value_t::string:
19899  case value_t::boolean:
19900  case value_t::number_integer:
19901  case value_t::number_unsigned:
19902  case value_t::number_float:
19903  case value_t::binary:
19904  case value_t::discarded:
19905  default:
19906  {
19907  // all other types have max_size() == size()
19908  return size();
19909  }
19910  }
19911  }
19912 
19914 
19915 
19917  // modifiers //
19919 
19922 
19925  void clear() noexcept
19926  {
19927  switch (m_type)
19928  {
19929  case value_t::number_integer:
19930  {
19931  m_value.number_integer = 0;
19932  break;
19933  }
19934 
19935  case value_t::number_unsigned:
19936  {
19937  m_value.number_unsigned = 0;
19938  break;
19939  }
19940 
19941  case value_t::number_float:
19942  {
19943  m_value.number_float = 0.0;
19944  break;
19945  }
19946 
19947  case value_t::boolean:
19948  {
19949  m_value.boolean = false;
19950  break;
19951  }
19952 
19953  case value_t::string:
19954  {
19955  m_value.string->clear();
19956  break;
19957  }
19958 
19959  case value_t::binary:
19960  {
19961  m_value.binary->clear();
19962  break;
19963  }
19964 
19965  case value_t::array:
19966  {
19967  m_value.array->clear();
19968  break;
19969  }
19970 
19971  case value_t::object:
19972  {
19973  m_value.object->clear();
19974  break;
19975  }
19976 
19977  case value_t::null:
19978  case value_t::discarded:
19979  default:
19980  break;
19981  }
19982  }
19983 
19986  void push_back(basic_json&& val)
19987  {
19988  // push_back only works for null objects or arrays
19989  if (JSON_HEDLEY_UNLIKELY(!(is_null() || is_array())))
19990  {
19991  JSON_THROW(type_error::create(308, "cannot use push_back() with " + std::string(type_name()), *this));
19992  }
19993 
19994  // transform null object into an array
19995  if (is_null())
19996  {
19997  m_type = value_t::array;
19998  m_value = value_t::array;
19999  assert_invariant();
20000  }
20001 
20002  // add element to array (move semantics)
20003  const auto old_capacity = m_value.array->capacity();
20004  m_value.array->push_back(std::move(val));
20005  set_parent(m_value.array->back(), old_capacity);
20006  // if val is moved from, basic_json move constructor marks it null, so we do not call the destructor
20007  }
20008 
20011  reference operator+=(basic_json&& val)
20012  {
20013  push_back(std::move(val));
20014  return *this;
20015  }
20016 
20019  void push_back(const basic_json& val)
20020  {
20021  // push_back only works for null objects or arrays
20022  if (JSON_HEDLEY_UNLIKELY(!(is_null() || is_array())))
20023  {
20024  JSON_THROW(type_error::create(308, "cannot use push_back() with " + std::string(type_name()), *this));
20025  }
20026 
20027  // transform null object into an array
20028  if (is_null())
20029  {
20030  m_type = value_t::array;
20031  m_value = value_t::array;
20032  assert_invariant();
20033  }
20034 
20035  // add element to array
20036  const auto old_capacity = m_value.array->capacity();
20037  m_value.array->push_back(val);
20038  set_parent(m_value.array->back(), old_capacity);
20039  }
20040 
20043  reference operator+=(const basic_json& val)
20044  {
20045  push_back(val);
20046  return *this;
20047  }
20048 
20051  void push_back(const typename object_t::value_type& val)
20052  {
20053  // push_back only works for null objects or objects
20054  if (JSON_HEDLEY_UNLIKELY(!(is_null() || is_object())))
20055  {
20056  JSON_THROW(type_error::create(308, "cannot use push_back() with " + std::string(type_name()), *this));
20057  }
20058 
20059  // transform null object into an object
20060  if (is_null())
20061  {
20062  m_type = value_t::object;
20063  m_value = value_t::object;
20064  assert_invariant();
20065  }
20066 
20067  // add element to object
20068  auto res = m_value.object->insert(val);
20069  set_parent(res.first->second);
20070  }
20071 
20074  reference operator+=(const typename object_t::value_type& val)
20075  {
20076  push_back(val);
20077  return *this;
20078  }
20079 
20082  void push_back(initializer_list_t init)
20083  {
20084  if (is_object() && init.size() == 2 && (*init.begin())->is_string())
20085  {
20086  basic_json&& key = init.begin()->moved_or_copied();
20087  push_back(typename object_t::value_type(
20088  std::move(key.get_ref<string_t&>()), (init.begin() + 1)->moved_or_copied()));
20089  }
20090  else
20091  {
20092  push_back(basic_json(init));
20093  }
20094  }
20095 
20098  reference operator+=(initializer_list_t init)
20099  {
20100  push_back(init);
20101  return *this;
20102  }
20103 
20106  template<class... Args>
20107  reference emplace_back(Args&& ... args)
20108  {
20109  // emplace_back only works for null objects or arrays
20110  if (JSON_HEDLEY_UNLIKELY(!(is_null() || is_array())))
20111  {
20112  JSON_THROW(type_error::create(311, "cannot use emplace_back() with " + std::string(type_name()), *this));
20113  }
20114 
20115  // transform null object into an array
20116  if (is_null())
20117  {
20118  m_type = value_t::array;
20119  m_value = value_t::array;
20120  assert_invariant();
20121  }
20122 
20123  // add element to array (perfect forwarding)
20124  const auto old_capacity = m_value.array->capacity();
20125  m_value.array->emplace_back(std::forward<Args>(args)...);
20126  return set_parent(m_value.array->back(), old_capacity);
20127  }
20128 
20131  template<class... Args>
20132  std::pair<iterator, bool> emplace(Args&& ... args)
20133  {
20134  // emplace only works for null objects or arrays
20135  if (JSON_HEDLEY_UNLIKELY(!(is_null() || is_object())))
20136  {
20137  JSON_THROW(type_error::create(311, "cannot use emplace() with " + std::string(type_name()), *this));
20138  }
20139 
20140  // transform null object into an object
20141  if (is_null())
20142  {
20143  m_type = value_t::object;
20144  m_value = value_t::object;
20145  assert_invariant();
20146  }
20147 
20148  // add element to array (perfect forwarding)
20149  auto res = m_value.object->emplace(std::forward<Args>(args)...);
20150  set_parent(res.first->second);
20151 
20152  // create result iterator and set iterator to the result of emplace
20153  auto it = begin();
20154  it.m_it.object_iterator = res.first;
20155 
20156  // return pair of iterator and boolean
20157  return {it, res.second};
20158  }
20159 
20163  template<typename... Args>
20164  iterator insert_iterator(const_iterator pos, Args&& ... args)
20165  {
20166  iterator result(this);
20167  JSON_ASSERT(m_value.array != nullptr);
20168 
20169  auto insert_pos = std::distance(m_value.array->begin(), pos.m_it.array_iterator);
20170  m_value.array->insert(pos.m_it.array_iterator, std::forward<Args>(args)...);
20171  result.m_it.array_iterator = m_value.array->begin() + insert_pos;
20172 
20173  // This could have been written as:
20174  // result.m_it.array_iterator = m_value.array->insert(pos.m_it.array_iterator, cnt, val);
20175  // but the return value of insert is missing in GCC 4.8, so it is written this way instead.
20176 
20177  set_parents();
20178  return result;
20179  }
20180 
20183  iterator insert(const_iterator pos, const basic_json& val)
20184  {
20185  // insert only works for arrays
20186  if (JSON_HEDLEY_LIKELY(is_array()))
20187  {
20188  // check if iterator pos fits to this JSON value
20189  if (JSON_HEDLEY_UNLIKELY(pos.m_object != this))
20190  {
20191  JSON_THROW(invalid_iterator::create(202, "iterator does not fit current value", *this));
20192  }
20193 
20194  // insert to array and return iterator
20195  return insert_iterator(pos, val);
20196  }
20197 
20198  JSON_THROW(type_error::create(309, "cannot use insert() with " + std::string(type_name()), *this));
20199  }
20200 
20203  iterator insert(const_iterator pos, basic_json&& val)
20204  {
20205  return insert(pos, val);
20206  }
20207 
20210  iterator insert(const_iterator pos, size_type cnt, const basic_json& val)
20211  {
20212  // insert only works for arrays
20213  if (JSON_HEDLEY_LIKELY(is_array()))
20214  {
20215  // check if iterator pos fits to this JSON value
20216  if (JSON_HEDLEY_UNLIKELY(pos.m_object != this))
20217  {
20218  JSON_THROW(invalid_iterator::create(202, "iterator does not fit current value", *this));
20219  }
20220 
20221  // insert to array and return iterator
20222  return insert_iterator(pos, cnt, val);
20223  }
20224 
20225  JSON_THROW(type_error::create(309, "cannot use insert() with " + std::string(type_name()), *this));
20226  }
20227 
20230  iterator insert(const_iterator pos, const_iterator first, const_iterator last)
20231  {
20232  // insert only works for arrays
20233  if (JSON_HEDLEY_UNLIKELY(!is_array()))
20234  {
20235  JSON_THROW(type_error::create(309, "cannot use insert() with " + std::string(type_name()), *this));
20236  }
20237 
20238  // check if iterator pos fits to this JSON value
20239  if (JSON_HEDLEY_UNLIKELY(pos.m_object != this))
20240  {
20241  JSON_THROW(invalid_iterator::create(202, "iterator does not fit current value", *this));
20242  }
20243 
20244  // check if range iterators belong to the same JSON object
20245  if (JSON_HEDLEY_UNLIKELY(first.m_object != last.m_object))
20246  {
20247  JSON_THROW(invalid_iterator::create(210, "iterators do not fit", *this));
20248  }
20249 
20250  if (JSON_HEDLEY_UNLIKELY(first.m_object == this))
20251  {
20252  JSON_THROW(invalid_iterator::create(211, "passed iterators may not belong to container", *this));
20253  }
20254 
20255  // insert to array and return iterator
20256  return insert_iterator(pos, first.m_it.array_iterator, last.m_it.array_iterator);
20257  }
20258 
20261  iterator insert(const_iterator pos, initializer_list_t ilist)
20262  {
20263  // insert only works for arrays
20264  if (JSON_HEDLEY_UNLIKELY(!is_array()))
20265  {
20266  JSON_THROW(type_error::create(309, "cannot use insert() with " + std::string(type_name()), *this));
20267  }
20268 
20269  // check if iterator pos fits to this JSON value
20270  if (JSON_HEDLEY_UNLIKELY(pos.m_object != this))
20271  {
20272  JSON_THROW(invalid_iterator::create(202, "iterator does not fit current value", *this));
20273  }
20274 
20275  // insert to array and return iterator
20276  return insert_iterator(pos, ilist.begin(), ilist.end());
20277  }
20278 
20281  void insert(const_iterator first, const_iterator last)
20282  {
20283  // insert only works for objects
20284  if (JSON_HEDLEY_UNLIKELY(!is_object()))
20285  {
20286  JSON_THROW(type_error::create(309, "cannot use insert() with " + std::string(type_name()), *this));
20287  }
20288 
20289  // check if range iterators belong to the same JSON object
20290  if (JSON_HEDLEY_UNLIKELY(first.m_object != last.m_object))
20291  {
20292  JSON_THROW(invalid_iterator::create(210, "iterators do not fit", *this));
20293  }
20294 
20295  // passed iterators must belong to objects
20296  if (JSON_HEDLEY_UNLIKELY(!first.m_object->is_object()))
20297  {
20298  JSON_THROW(invalid_iterator::create(202, "iterators first and last must point to objects", *this));
20299  }
20300 
20301  m_value.object->insert(first.m_it.object_iterator, last.m_it.object_iterator);
20302  }
20303 
20306  void update(const_reference j, bool merge_objects = false)
20307  {
20308  update(j.begin(), j.end(), merge_objects);
20309  }
20310 
20313  void update(const_iterator first, const_iterator last, bool merge_objects = false)
20314  {
20315  // implicitly convert null value to an empty object
20316  if (is_null())
20317  {
20318  m_type = value_t::object;
20319  m_value.object = create<object_t>();
20320  assert_invariant();
20321  }
20322 
20323  if (JSON_HEDLEY_UNLIKELY(!is_object()))
20324  {
20325  JSON_THROW(type_error::create(312, "cannot use update() with " + std::string(type_name()), *this));
20326  }
20327 
20328  // check if range iterators belong to the same JSON object
20329  if (JSON_HEDLEY_UNLIKELY(first.m_object != last.m_object))
20330  {
20331  JSON_THROW(invalid_iterator::create(210, "iterators do not fit", *this));
20332  }
20333 
20334  // passed iterators must belong to objects
20335  if (JSON_HEDLEY_UNLIKELY(!first.m_object->is_object()))
20336  {
20337  JSON_THROW(type_error::create(312, "cannot use update() with " + std::string(first.m_object->type_name()), *first.m_object));
20338  }
20339 
20340  for (auto it = first; it != last; ++it)
20341  {
20342  if (merge_objects && it.value().is_object())
20343  {
20344  auto it2 = m_value.object->find(it.key());
20345  if (it2 != m_value.object->end())
20346  {
20347  it2->second.update(it.value(), true);
20348  continue;
20349  }
20350  }
20351  m_value.object->operator[](it.key()) = it.value();
20352 #if JSON_DIAGNOSTICS
20353  m_value.object->operator[](it.key()).m_parent = this;
20354 #endif
20355  }
20356  }
20357 
20360  void swap(reference other) noexcept (
20361  std::is_nothrow_move_constructible<value_t>::value&&
20362  std::is_nothrow_move_assignable<value_t>::value&&
20363  std::is_nothrow_move_constructible<json_value>::value&&
20364  std::is_nothrow_move_assignable<json_value>::value
20365  )
20366  {
20367  std::swap(m_type, other.m_type);
20368  std::swap(m_value, other.m_value);
20369 
20370  set_parents();
20371  other.set_parents();
20372  assert_invariant();
20373  }
20374 
20377  friend void swap(reference left, reference right) noexcept (
20378  std::is_nothrow_move_constructible<value_t>::value&&
20379  std::is_nothrow_move_assignable<value_t>::value&&
20380  std::is_nothrow_move_constructible<json_value>::value&&
20381  std::is_nothrow_move_assignable<json_value>::value
20382  )
20383  {
20384  left.swap(right);
20385  }
20386 
20389  void swap(array_t& other) // NOLINT(bugprone-exception-escape)
20390  {
20391  // swap only works for arrays
20392  if (JSON_HEDLEY_LIKELY(is_array()))
20393  {
20394  std::swap(*(m_value.array), other);
20395  }
20396  else
20397  {
20398  JSON_THROW(type_error::create(310, "cannot use swap() with " + std::string(type_name()), *this));
20399  }
20400  }
20401 
20404  void swap(object_t& other) // NOLINT(bugprone-exception-escape)
20405  {
20406  // swap only works for objects
20407  if (JSON_HEDLEY_LIKELY(is_object()))
20408  {
20409  std::swap(*(m_value.object), other);
20410  }
20411  else
20412  {
20413  JSON_THROW(type_error::create(310, "cannot use swap() with " + std::string(type_name()), *this));
20414  }
20415  }
20416 
20419  void swap(string_t& other) // NOLINT(bugprone-exception-escape)
20420  {
20421  // swap only works for strings
20422  if (JSON_HEDLEY_LIKELY(is_string()))
20423  {
20424  std::swap(*(m_value.string), other);
20425  }
20426  else
20427  {
20428  JSON_THROW(type_error::create(310, "cannot use swap() with " + std::string(type_name()), *this));
20429  }
20430  }
20431 
20434  void swap(binary_t& other) // NOLINT(bugprone-exception-escape)
20435  {
20436  // swap only works for strings
20437  if (JSON_HEDLEY_LIKELY(is_binary()))
20438  {
20439  std::swap(*(m_value.binary), other);
20440  }
20441  else
20442  {
20443  JSON_THROW(type_error::create(310, "cannot use swap() with " + std::string(type_name()), *this));
20444  }
20445  }
20446 
20449  void swap(typename binary_t::container_type& other) // NOLINT(bugprone-exception-escape)
20450  {
20451  // swap only works for strings
20452  if (JSON_HEDLEY_LIKELY(is_binary()))
20453  {
20454  std::swap(*(m_value.binary), other);
20455  }
20456  else
20457  {
20458  JSON_THROW(type_error::create(310, "cannot use swap() with " + std::string(type_name()), *this));
20459  }
20460  }
20461 
20463 
20464  public:
20466  // lexicographical comparison operators //
20468 
20471 
20474  friend bool operator==(const_reference lhs, const_reference rhs) noexcept
20475  {
20476 #ifdef __GNUC__
20477 #pragma GCC diagnostic push
20478 #pragma GCC diagnostic ignored "-Wfloat-equal"
20479 #endif
20480  const auto lhs_type = lhs.type();
20481  const auto rhs_type = rhs.type();
20482 
20483  if (lhs_type == rhs_type)
20484  {
20485  switch (lhs_type)
20486  {
20487  case value_t::array:
20488  return *lhs.m_value.array == *rhs.m_value.array;
20489 
20490  case value_t::object:
20491  return *lhs.m_value.object == *rhs.m_value.object;
20492 
20493  case value_t::null:
20494  return true;
20495 
20496  case value_t::string:
20497  return *lhs.m_value.string == *rhs.m_value.string;
20498 
20499  case value_t::boolean:
20500  return lhs.m_value.boolean == rhs.m_value.boolean;
20501 
20502  case value_t::number_integer:
20503  return lhs.m_value.number_integer == rhs.m_value.number_integer;
20504 
20505  case value_t::number_unsigned:
20506  return lhs.m_value.number_unsigned == rhs.m_value.number_unsigned;
20507 
20508  case value_t::number_float:
20509  return lhs.m_value.number_float == rhs.m_value.number_float;
20510 
20511  case value_t::binary:
20512  return *lhs.m_value.binary == *rhs.m_value.binary;
20513 
20514  case value_t::discarded:
20515  default:
20516  return false;
20517  }
20518  }
20519  else if (lhs_type == value_t::number_integer && rhs_type == value_t::number_float)
20520  {
20521  return static_cast<number_float_t>(lhs.m_value.number_integer) == rhs.m_value.number_float;
20522  }
20523  else if (lhs_type == value_t::number_float && rhs_type == value_t::number_integer)
20524  {
20525  return lhs.m_value.number_float == static_cast<number_float_t>(rhs.m_value.number_integer);
20526  }
20527  else if (lhs_type == value_t::number_unsigned && rhs_type == value_t::number_float)
20528  {
20529  return static_cast<number_float_t>(lhs.m_value.number_unsigned) == rhs.m_value.number_float;
20530  }
20531  else if (lhs_type == value_t::number_float && rhs_type == value_t::number_unsigned)
20532  {
20533  return lhs.m_value.number_float == static_cast<number_float_t>(rhs.m_value.number_unsigned);
20534  }
20535  else if (lhs_type == value_t::number_unsigned && rhs_type == value_t::number_integer)
20536  {
20537  return static_cast<number_integer_t>(lhs.m_value.number_unsigned) == rhs.m_value.number_integer;
20538  }
20539  else if (lhs_type == value_t::number_integer && rhs_type == value_t::number_unsigned)
20540  {
20541  return lhs.m_value.number_integer == static_cast<number_integer_t>(rhs.m_value.number_unsigned);
20542  }
20543 
20544  return false;
20545 #ifdef __GNUC__
20546 #pragma GCC diagnostic pop
20547 #endif
20548  }
20549 
20552  template<typename ScalarType, typename std::enable_if<
20553  std::is_scalar<ScalarType>::value, int>::type = 0>
20554  friend bool operator==(const_reference lhs, ScalarType rhs) noexcept
20555  {
20556  return lhs == basic_json(rhs);
20557  }
20558 
20561  template<typename ScalarType, typename std::enable_if<
20562  std::is_scalar<ScalarType>::value, int>::type = 0>
20563  friend bool operator==(ScalarType lhs, const_reference rhs) noexcept
20564  {
20565  return basic_json(lhs) == rhs;
20566  }
20567 
20570  friend bool operator!=(const_reference lhs, const_reference rhs) noexcept
20571  {
20572  return !(lhs == rhs);
20573  }
20574 
20577  template<typename ScalarType, typename std::enable_if<
20578  std::is_scalar<ScalarType>::value, int>::type = 0>
20579  friend bool operator!=(const_reference lhs, ScalarType rhs) noexcept
20580  {
20581  return lhs != basic_json(rhs);
20582  }
20583 
20586  template<typename ScalarType, typename std::enable_if<
20587  std::is_scalar<ScalarType>::value, int>::type = 0>
20588  friend bool operator!=(ScalarType lhs, const_reference rhs) noexcept
20589  {
20590  return basic_json(lhs) != rhs;
20591  }
20592 
20595  friend bool operator<(const_reference lhs, const_reference rhs) noexcept
20596  {
20597  const auto lhs_type = lhs.type();
20598  const auto rhs_type = rhs.type();
20599 
20600  if (lhs_type == rhs_type)
20601  {
20602  switch (lhs_type)
20603  {
20604  case value_t::array:
20605  // note parentheses are necessary, see
20606  // https://github.com/nlohmann/json/issues/1530
20607  return (*lhs.m_value.array) < (*rhs.m_value.array);
20608 
20609  case value_t::object:
20610  return (*lhs.m_value.object) < (*rhs.m_value.object);
20611 
20612  case value_t::null:
20613  return false;
20614 
20615  case value_t::string:
20616  return (*lhs.m_value.string) < (*rhs.m_value.string);
20617 
20618  case value_t::boolean:
20619  return (lhs.m_value.boolean) < (rhs.m_value.boolean);
20620 
20621  case value_t::number_integer:
20622  return (lhs.m_value.number_integer) < (rhs.m_value.number_integer);
20623 
20624  case value_t::number_unsigned:
20625  return (lhs.m_value.number_unsigned) < (rhs.m_value.number_unsigned);
20626 
20627  case value_t::number_float:
20628  return (lhs.m_value.number_float) < (rhs.m_value.number_float);
20629 
20630  case value_t::binary:
20631  return (*lhs.m_value.binary) < (*rhs.m_value.binary);
20632 
20633  case value_t::discarded:
20634  default:
20635  return false;
20636  }
20637  }
20638  else if (lhs_type == value_t::number_integer && rhs_type == value_t::number_float)
20639  {
20640  return static_cast<number_float_t>(lhs.m_value.number_integer) < rhs.m_value.number_float;
20641  }
20642  else if (lhs_type == value_t::number_float && rhs_type == value_t::number_integer)
20643  {
20644  return lhs.m_value.number_float < static_cast<number_float_t>(rhs.m_value.number_integer);
20645  }
20646  else if (lhs_type == value_t::number_unsigned && rhs_type == value_t::number_float)
20647  {
20648  return static_cast<number_float_t>(lhs.m_value.number_unsigned) < rhs.m_value.number_float;
20649  }
20650  else if (lhs_type == value_t::number_float && rhs_type == value_t::number_unsigned)
20651  {
20652  return lhs.m_value.number_float < static_cast<number_float_t>(rhs.m_value.number_unsigned);
20653  }
20654  else if (lhs_type == value_t::number_integer && rhs_type == value_t::number_unsigned)
20655  {
20656  return lhs.m_value.number_integer < static_cast<number_integer_t>(rhs.m_value.number_unsigned);
20657  }
20658  else if (lhs_type == value_t::number_unsigned && rhs_type == value_t::number_integer)
20659  {
20660  return static_cast<number_integer_t>(lhs.m_value.number_unsigned) < rhs.m_value.number_integer;
20661  }
20662 
20663  // We only reach this line if we cannot compare values. In that case,
20664  // we compare types. Note we have to call the operator explicitly,
20665  // because MSVC has problems otherwise.
20666  return operator<(lhs_type, rhs_type);
20667  }
20668 
20671  template<typename ScalarType, typename std::enable_if<
20672  std::is_scalar<ScalarType>::value, int>::type = 0>
20673  friend bool operator<(const_reference lhs, ScalarType rhs) noexcept
20674  {
20675  return lhs < basic_json(rhs);
20676  }
20677 
20680  template<typename ScalarType, typename std::enable_if<
20681  std::is_scalar<ScalarType>::value, int>::type = 0>
20682  friend bool operator<(ScalarType lhs, const_reference rhs) noexcept
20683  {
20684  return basic_json(lhs) < rhs;
20685  }
20686 
20689  friend bool operator<=(const_reference lhs, const_reference rhs) noexcept
20690  {
20691  return !(rhs < lhs);
20692  }
20693 
20696  template<typename ScalarType, typename std::enable_if<
20697  std::is_scalar<ScalarType>::value, int>::type = 0>
20698  friend bool operator<=(const_reference lhs, ScalarType rhs) noexcept
20699  {
20700  return lhs <= basic_json(rhs);
20701  }
20702 
20705  template<typename ScalarType, typename std::enable_if<
20706  std::is_scalar<ScalarType>::value, int>::type = 0>
20707  friend bool operator<=(ScalarType lhs, const_reference rhs) noexcept
20708  {
20709  return basic_json(lhs) <= rhs;
20710  }
20711 
20714  friend bool operator>(const_reference lhs, const_reference rhs) noexcept
20715  {
20716  return !(lhs <= rhs);
20717  }
20718 
20721  template<typename ScalarType, typename std::enable_if<
20722  std::is_scalar<ScalarType>::value, int>::type = 0>
20723  friend bool operator>(const_reference lhs, ScalarType rhs) noexcept
20724  {
20725  return lhs > basic_json(rhs);
20726  }
20727 
20730  template<typename ScalarType, typename std::enable_if<
20731  std::is_scalar<ScalarType>::value, int>::type = 0>
20732  friend bool operator>(ScalarType lhs, const_reference rhs) noexcept
20733  {
20734  return basic_json(lhs) > rhs;
20735  }
20736 
20739  friend bool operator>=(const_reference lhs, const_reference rhs) noexcept
20740  {
20741  return !(lhs < rhs);
20742  }
20743 
20746  template<typename ScalarType, typename std::enable_if<
20747  std::is_scalar<ScalarType>::value, int>::type = 0>
20748  friend bool operator>=(const_reference lhs, ScalarType rhs) noexcept
20749  {
20750  return lhs >= basic_json(rhs);
20751  }
20752 
20755  template<typename ScalarType, typename std::enable_if<
20756  std::is_scalar<ScalarType>::value, int>::type = 0>
20757  friend bool operator>=(ScalarType lhs, const_reference rhs) noexcept
20758  {
20759  return basic_json(lhs) >= rhs;
20760  }
20761 
20763 
20765  // serialization //
20767 
20770 #ifndef JSON_NO_IO
20773  friend std::ostream& operator<<(std::ostream& o, const basic_json& j)
20774  {
20775  // read width member and use it as indentation parameter if nonzero
20776  const bool pretty_print = o.width() > 0;
20777  const auto indentation = pretty_print ? o.width() : 0;
20778 
20779  // reset width to 0 for subsequent calls to this stream
20780  o.width(0);
20781 
20782  // do the actual serialization
20783  serializer s(detail::output_adapter<char>(o), o.fill());
20784  s.dump(j, pretty_print, false, static_cast<unsigned int>(indentation));
20785  return o;
20786  }
20787 
20794  JSON_HEDLEY_DEPRECATED_FOR(3.0.0, operator<<(std::ostream&, const basic_json&))
20795  friend std::ostream& operator>>(const basic_json& j, std::ostream& o)
20796  {
20797  return o << j;
20798  }
20799 #endif // JSON_NO_IO
20801 
20802 
20804  // deserialization //
20806 
20809 
20812  template<typename InputType>
20813  JSON_HEDLEY_WARN_UNUSED_RESULT
20814  static basic_json parse(InputType&& i,
20815  const parser_callback_t cb = nullptr,
20816  const bool allow_exceptions = true,
20817  const bool ignore_comments = false)
20818  {
20819  basic_json result;
20820  parser(detail::input_adapter(std::forward<InputType>(i)), cb, allow_exceptions, ignore_comments).parse(true, result);
20821  return result;
20822  }
20823 
20826  template<typename IteratorType>
20827  JSON_HEDLEY_WARN_UNUSED_RESULT
20828  static basic_json parse(IteratorType first,
20829  IteratorType last,
20830  const parser_callback_t cb = nullptr,
20831  const bool allow_exceptions = true,
20832  const bool ignore_comments = false)
20833  {
20834  basic_json result;
20835  parser(detail::input_adapter(std::move(first), std::move(last)), cb, allow_exceptions, ignore_comments).parse(true, result);
20836  return result;
20837  }
20838 
20839  JSON_HEDLEY_WARN_UNUSED_RESULT
20840  JSON_HEDLEY_DEPRECATED_FOR(3.8.0, parse(ptr, ptr + len))
20841  static basic_json parse(detail::span_input_adapter&& i,
20842  const parser_callback_t cb = nullptr,
20843  const bool allow_exceptions = true,
20844  const bool ignore_comments = false)
20845  {
20846  basic_json result;
20847  parser(i.get(), cb, allow_exceptions, ignore_comments).parse(true, result);
20848  return result;
20849  }
20850 
20853  template<typename InputType>
20854  static bool accept(InputType&& i,
20855  const bool ignore_comments = false)
20856  {
20857  return parser(detail::input_adapter(std::forward<InputType>(i)), nullptr, false, ignore_comments).accept(true);
20858  }
20859 
20862  template<typename IteratorType>
20863  static bool accept(IteratorType first, IteratorType last,
20864  const bool ignore_comments = false)
20865  {
20866  return parser(detail::input_adapter(std::move(first), std::move(last)), nullptr, false, ignore_comments).accept(true);
20867  }
20868 
20869  JSON_HEDLEY_WARN_UNUSED_RESULT
20870  JSON_HEDLEY_DEPRECATED_FOR(3.8.0, accept(ptr, ptr + len))
20871  static bool accept(detail::span_input_adapter&& i,
20872  const bool ignore_comments = false)
20873  {
20874  return parser(i.get(), nullptr, false, ignore_comments).accept(true);
20875  }
20876 
20879  template <typename InputType, typename SAX>
20880  JSON_HEDLEY_NON_NULL(2)
20881  static bool sax_parse(InputType&& i, SAX* sax,
20882  input_format_t format = input_format_t::json,
20883  const bool strict = true,
20884  const bool ignore_comments = false)
20885  {
20886  auto ia = detail::input_adapter(std::forward<InputType>(i));
20887  return format == input_format_t::json
20888  ? parser(std::move(ia), nullptr, true, ignore_comments).sax_parse(sax, strict)
20889  : detail::binary_reader<basic_json, decltype(ia), SAX>(std::move(ia)).sax_parse(format, sax, strict);
20890  }
20891 
20894  template<class IteratorType, class SAX>
20895  JSON_HEDLEY_NON_NULL(3)
20896  static bool sax_parse(IteratorType first, IteratorType last, SAX* sax,
20897  input_format_t format = input_format_t::json,
20898  const bool strict = true,
20899  const bool ignore_comments = false)
20900  {
20901  auto ia = detail::input_adapter(std::move(first), std::move(last));
20902  return format == input_format_t::json
20903  ? parser(std::move(ia), nullptr, true, ignore_comments).sax_parse(sax, strict)
20904  : detail::binary_reader<basic_json, decltype(ia), SAX>(std::move(ia)).sax_parse(format, sax, strict);
20905  }
20906 
20912  template <typename SAX>
20913  JSON_HEDLEY_DEPRECATED_FOR(3.8.0, sax_parse(ptr, ptr + len, ...))
20914  JSON_HEDLEY_NON_NULL(2)
20915  static bool sax_parse(detail::span_input_adapter&& i, SAX* sax,
20916  input_format_t format = input_format_t::json,
20917  const bool strict = true,
20918  const bool ignore_comments = false)
20919  {
20920  auto ia = i.get();
20921  return format == input_format_t::json
20922  // NOLINTNEXTLINE(hicpp-move-const-arg,performance-move-const-arg)
20923  ? parser(std::move(ia), nullptr, true, ignore_comments).sax_parse(sax, strict)
20924  // NOLINTNEXTLINE(hicpp-move-const-arg,performance-move-const-arg)
20925  : detail::binary_reader<basic_json, decltype(ia), SAX>(std::move(ia)).sax_parse(format, sax, strict);
20926  }
20927 #ifndef JSON_NO_IO
20934  JSON_HEDLEY_DEPRECATED_FOR(3.0.0, operator>>(std::istream&, basic_json&))
20935  friend std::istream& operator<<(basic_json& j, std::istream& i)
20936  {
20937  return operator>>(i, j);
20938  }
20939 
20942  friend std::istream& operator>>(std::istream& i, basic_json& j)
20943  {
20944  parser(detail::input_adapter(i)).parse(false, j);
20945  return i;
20946  }
20947 #endif // JSON_NO_IO
20949 
20951  // convenience functions //
20953 
20956  JSON_HEDLEY_RETURNS_NON_NULL
20957  const char* type_name() const noexcept
20958  {
20959  switch (m_type)
20960  {
20961  case value_t::null:
20962  return "null";
20963  case value_t::object:
20964  return "object";
20965  case value_t::array:
20966  return "array";
20967  case value_t::string:
20968  return "string";
20969  case value_t::boolean:
20970  return "boolean";
20971  case value_t::binary:
20972  return "binary";
20973  case value_t::discarded:
20974  return "discarded";
20975  case value_t::number_integer:
20976  case value_t::number_unsigned:
20977  case value_t::number_float:
20978  default:
20979  return "number";
20980  }
20981  }
20982 
20983 
20984  JSON_PRIVATE_UNLESS_TESTED:
20986  // member variables //
20988 
20990  value_t m_type = value_t::null;
20991 
20993  json_value m_value = {};
20994 
20995 #if JSON_DIAGNOSTICS
20997  basic_json* m_parent = nullptr;
20998 #endif
20999 
21001  // binary serialization/deserialization //
21003 
21006 
21007  public:
21010  static std::vector<std::uint8_t> to_cbor(const basic_json& j)
21011  {
21012  std::vector<std::uint8_t> result;
21013  to_cbor(j, result);
21014  return result;
21015  }
21016 
21019  static void to_cbor(const basic_json& j, detail::output_adapter<std::uint8_t> o)
21020  {
21021  binary_writer<std::uint8_t>(o).write_cbor(j);
21022  }
21023 
21026  static void to_cbor(const basic_json& j, detail::output_adapter<char> o)
21027  {
21028  binary_writer<char>(o).write_cbor(j);
21029  }
21030 
21033  static std::vector<std::uint8_t> to_msgpack(const basic_json& j)
21034  {
21035  std::vector<std::uint8_t> result;
21036  to_msgpack(j, result);
21037  return result;
21038  }
21039 
21042  static void to_msgpack(const basic_json& j, detail::output_adapter<std::uint8_t> o)
21043  {
21044  binary_writer<std::uint8_t>(o).write_msgpack(j);
21045  }
21046 
21049  static void to_msgpack(const basic_json& j, detail::output_adapter<char> o)
21050  {
21051  binary_writer<char>(o).write_msgpack(j);
21052  }
21053 
21056  static std::vector<std::uint8_t> to_ubjson(const basic_json& j,
21057  const bool use_size = false,
21058  const bool use_type = false)
21059  {
21060  std::vector<std::uint8_t> result;
21061  to_ubjson(j, result, use_size, use_type);
21062  return result;
21063  }
21064 
21067  static void to_ubjson(const basic_json& j, detail::output_adapter<std::uint8_t> o,
21068  const bool use_size = false, const bool use_type = false)
21069  {
21070  binary_writer<std::uint8_t>(o).write_ubjson(j, use_size, use_type);
21071  }
21072 
21075  static void to_ubjson(const basic_json& j, detail::output_adapter<char> o,
21076  const bool use_size = false, const bool use_type = false)
21077  {
21078  binary_writer<char>(o).write_ubjson(j, use_size, use_type);
21079  }
21080 
21083  static std::vector<std::uint8_t> to_bson(const basic_json& j)
21084  {
21085  std::vector<std::uint8_t> result;
21086  to_bson(j, result);
21087  return result;
21088  }
21089 
21092  static void to_bson(const basic_json& j, detail::output_adapter<std::uint8_t> o)
21093  {
21094  binary_writer<std::uint8_t>(o).write_bson(j);
21095  }
21096 
21099  static void to_bson(const basic_json& j, detail::output_adapter<char> o)
21100  {
21101  binary_writer<char>(o).write_bson(j);
21102  }
21103 
21106  template<typename InputType>
21107  JSON_HEDLEY_WARN_UNUSED_RESULT
21108  static basic_json from_cbor(InputType&& i,
21109  const bool strict = true,
21110  const bool allow_exceptions = true,
21111  const cbor_tag_handler_t tag_handler = cbor_tag_handler_t::error)
21112  {
21113  basic_json result;
21114  detail::json_sax_dom_parser<basic_json> sdp(result, allow_exceptions);
21115  auto ia = detail::input_adapter(std::forward<InputType>(i));
21116  const bool res = binary_reader<decltype(ia)>(std::move(ia)).sax_parse(input_format_t::cbor, &sdp, strict, tag_handler);
21117  return res ? result : basic_json(value_t::discarded);
21118  }
21119 
21122  template<typename IteratorType>
21123  JSON_HEDLEY_WARN_UNUSED_RESULT
21124  static basic_json from_cbor(IteratorType first, IteratorType last,
21125  const bool strict = true,
21126  const bool allow_exceptions = true,
21127  const cbor_tag_handler_t tag_handler = cbor_tag_handler_t::error)
21128  {
21129  basic_json result;
21130  detail::json_sax_dom_parser<basic_json> sdp(result, allow_exceptions);
21131  auto ia = detail::input_adapter(std::move(first), std::move(last));
21132  const bool res = binary_reader<decltype(ia)>(std::move(ia)).sax_parse(input_format_t::cbor, &sdp, strict, tag_handler);
21133  return res ? result : basic_json(value_t::discarded);
21134  }
21135 
21136  template<typename T>
21137  JSON_HEDLEY_WARN_UNUSED_RESULT
21138  JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_cbor(ptr, ptr + len))
21139  static basic_json from_cbor(const T* ptr, std::size_t len,
21140  const bool strict = true,
21141  const bool allow_exceptions = true,
21142  const cbor_tag_handler_t tag_handler = cbor_tag_handler_t::error)
21143  {
21144  return from_cbor(ptr, ptr + len, strict, allow_exceptions, tag_handler);
21145  }
21146 
21147 
21148  JSON_HEDLEY_WARN_UNUSED_RESULT
21149  JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_cbor(ptr, ptr + len))
21150  static basic_json from_cbor(detail::span_input_adapter&& i,
21151  const bool strict = true,
21152  const bool allow_exceptions = true,
21153  const cbor_tag_handler_t tag_handler = cbor_tag_handler_t::error)
21154  {
21155  basic_json result;
21156  detail::json_sax_dom_parser<basic_json> sdp(result, allow_exceptions);
21157  auto ia = i.get();
21158  // NOLINTNEXTLINE(hicpp-move-const-arg,performance-move-const-arg)
21159  const bool res = binary_reader<decltype(ia)>(std::move(ia)).sax_parse(input_format_t::cbor, &sdp, strict, tag_handler);
21160  return res ? result : basic_json(value_t::discarded);
21161  }
21162 
21165  template<typename InputType>
21166  JSON_HEDLEY_WARN_UNUSED_RESULT
21167  static basic_json from_msgpack(InputType&& i,
21168  const bool strict = true,
21169  const bool allow_exceptions = true)
21170  {
21171  basic_json result;
21172  detail::json_sax_dom_parser<basic_json> sdp(result, allow_exceptions);
21173  auto ia = detail::input_adapter(std::forward<InputType>(i));
21174  const bool res = binary_reader<decltype(ia)>(std::move(ia)).sax_parse(input_format_t::msgpack, &sdp, strict);
21175  return res ? result : basic_json(value_t::discarded);
21176  }
21177 
21180  template<typename IteratorType>
21181  JSON_HEDLEY_WARN_UNUSED_RESULT
21182  static basic_json from_msgpack(IteratorType first, IteratorType last,
21183  const bool strict = true,
21184  const bool allow_exceptions = true)
21185  {
21186  basic_json result;
21187  detail::json_sax_dom_parser<basic_json> sdp(result, allow_exceptions);
21188  auto ia = detail::input_adapter(std::move(first), std::move(last));
21189  const bool res = binary_reader<decltype(ia)>(std::move(ia)).sax_parse(input_format_t::msgpack, &sdp, strict);
21190  return res ? result : basic_json(value_t::discarded);
21191  }
21192 
21193  template<typename T>
21194  JSON_HEDLEY_WARN_UNUSED_RESULT
21195  JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_msgpack(ptr, ptr + len))
21196  static basic_json from_msgpack(const T* ptr, std::size_t len,
21197  const bool strict = true,
21198  const bool allow_exceptions = true)
21199  {
21200  return from_msgpack(ptr, ptr + len, strict, allow_exceptions);
21201  }
21202 
21203  JSON_HEDLEY_WARN_UNUSED_RESULT
21204  JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_msgpack(ptr, ptr + len))
21205  static basic_json from_msgpack(detail::span_input_adapter&& i,
21206  const bool strict = true,
21207  const bool allow_exceptions = true)
21208  {
21209  basic_json result;
21210  detail::json_sax_dom_parser<basic_json> sdp(result, allow_exceptions);
21211  auto ia = i.get();
21212  // NOLINTNEXTLINE(hicpp-move-const-arg,performance-move-const-arg)
21213  const bool res = binary_reader<decltype(ia)>(std::move(ia)).sax_parse(input_format_t::msgpack, &sdp, strict);
21214  return res ? result : basic_json(value_t::discarded);
21215  }
21216 
21219  template<typename InputType>
21220  JSON_HEDLEY_WARN_UNUSED_RESULT
21221  static basic_json from_ubjson(InputType&& i,
21222  const bool strict = true,
21223  const bool allow_exceptions = true)
21224  {
21225  basic_json result;
21226  detail::json_sax_dom_parser<basic_json> sdp(result, allow_exceptions);
21227  auto ia = detail::input_adapter(std::forward<InputType>(i));
21228  const bool res = binary_reader<decltype(ia)>(std::move(ia)).sax_parse(input_format_t::ubjson, &sdp, strict);
21229  return res ? result : basic_json(value_t::discarded);
21230  }
21231 
21234  template<typename IteratorType>
21235  JSON_HEDLEY_WARN_UNUSED_RESULT
21236  static basic_json from_ubjson(IteratorType first, IteratorType last,
21237  const bool strict = true,
21238  const bool allow_exceptions = true)
21239  {
21240  basic_json result;
21241  detail::json_sax_dom_parser<basic_json> sdp(result, allow_exceptions);
21242  auto ia = detail::input_adapter(std::move(first), std::move(last));
21243  const bool res = binary_reader<decltype(ia)>(std::move(ia)).sax_parse(input_format_t::ubjson, &sdp, strict);
21244  return res ? result : basic_json(value_t::discarded);
21245  }
21246 
21247  template<typename T>
21248  JSON_HEDLEY_WARN_UNUSED_RESULT
21249  JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_ubjson(ptr, ptr + len))
21250  static basic_json from_ubjson(const T* ptr, std::size_t len,
21251  const bool strict = true,
21252  const bool allow_exceptions = true)
21253  {
21254  return from_ubjson(ptr, ptr + len, strict, allow_exceptions);
21255  }
21256 
21257  JSON_HEDLEY_WARN_UNUSED_RESULT
21258  JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_ubjson(ptr, ptr + len))
21259  static basic_json from_ubjson(detail::span_input_adapter&& i,
21260  const bool strict = true,
21261  const bool allow_exceptions = true)
21262  {
21263  basic_json result;
21264  detail::json_sax_dom_parser<basic_json> sdp(result, allow_exceptions);
21265  auto ia = i.get();
21266  // NOLINTNEXTLINE(hicpp-move-const-arg,performance-move-const-arg)
21267  const bool res = binary_reader<decltype(ia)>(std::move(ia)).sax_parse(input_format_t::ubjson, &sdp, strict);
21268  return res ? result : basic_json(value_t::discarded);
21269  }
21270 
21273  template<typename InputType>
21274  JSON_HEDLEY_WARN_UNUSED_RESULT
21275  static basic_json from_bson(InputType&& i,
21276  const bool strict = true,
21277  const bool allow_exceptions = true)
21278  {
21279  basic_json result;
21280  detail::json_sax_dom_parser<basic_json> sdp(result, allow_exceptions);
21281  auto ia = detail::input_adapter(std::forward<InputType>(i));
21282  const bool res = binary_reader<decltype(ia)>(std::move(ia)).sax_parse(input_format_t::bson, &sdp, strict);
21283  return res ? result : basic_json(value_t::discarded);
21284  }
21285 
21288  template<typename IteratorType>
21289  JSON_HEDLEY_WARN_UNUSED_RESULT
21290  static basic_json from_bson(IteratorType first, IteratorType last,
21291  const bool strict = true,
21292  const bool allow_exceptions = true)
21293  {
21294  basic_json result;
21295  detail::json_sax_dom_parser<basic_json> sdp(result, allow_exceptions);
21296  auto ia = detail::input_adapter(std::move(first), std::move(last));
21297  const bool res = binary_reader<decltype(ia)>(std::move(ia)).sax_parse(input_format_t::bson, &sdp, strict);
21298  return res ? result : basic_json(value_t::discarded);
21299  }
21300 
21301  template<typename T>
21302  JSON_HEDLEY_WARN_UNUSED_RESULT
21303  JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_bson(ptr, ptr + len))
21304  static basic_json from_bson(const T* ptr, std::size_t len,
21305  const bool strict = true,
21306  const bool allow_exceptions = true)
21307  {
21308  return from_bson(ptr, ptr + len, strict, allow_exceptions);
21309  }
21310 
21311  JSON_HEDLEY_WARN_UNUSED_RESULT
21312  JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_bson(ptr, ptr + len))
21313  static basic_json from_bson(detail::span_input_adapter&& i,
21314  const bool strict = true,
21315  const bool allow_exceptions = true)
21316  {
21317  basic_json result;
21318  detail::json_sax_dom_parser<basic_json> sdp(result, allow_exceptions);
21319  auto ia = i.get();
21320  // NOLINTNEXTLINE(hicpp-move-const-arg,performance-move-const-arg)
21321  const bool res = binary_reader<decltype(ia)>(std::move(ia)).sax_parse(input_format_t::bson, &sdp, strict);
21322  return res ? result : basic_json(value_t::discarded);
21323  }
21325 
21327  // JSON Pointer support //
21329 
21332 
21335  reference operator[](const json_pointer& ptr)
21336  {
21337  return ptr.get_unchecked(this);
21338  }
21339 
21342  const_reference operator[](const json_pointer& ptr) const
21343  {
21344  return ptr.get_unchecked(this);
21345  }
21346 
21349  reference at(const json_pointer& ptr)
21350  {
21351  return ptr.get_checked(this);
21352  }
21353 
21356  const_reference at(const json_pointer& ptr) const
21357  {
21358  return ptr.get_checked(this);
21359  }
21360 
21363  basic_json flatten() const
21364  {
21365  basic_json result(value_t::object);
21366  json_pointer::flatten("", *this, result);
21367  return result;
21368  }
21369 
21372  basic_json unflatten() const
21373  {
21374  return json_pointer::unflatten(*this);
21375  }
21376 
21378 
21380  // JSON Patch functions //
21382 
21385 
21388  basic_json patch(const basic_json& json_patch) const
21389  {
21390  // make a working copy to apply the patch to
21391  basic_json result = *this;
21392 
21393  // the valid JSON Patch operations
21394  enum class patch_operations {add, remove, replace, move, copy, test, invalid};
21395 
21396  const auto get_op = [](const std::string & op)
21397  {
21398  if (op == "add")
21399  {
21400  return patch_operations::add;
21401  }
21402  if (op == "remove")
21403  {
21404  return patch_operations::remove;
21405  }
21406  if (op == "replace")
21407  {
21408  return patch_operations::replace;
21409  }
21410  if (op == "move")
21411  {
21412  return patch_operations::move;
21413  }
21414  if (op == "copy")
21415  {
21416  return patch_operations::copy;
21417  }
21418  if (op == "test")
21419  {
21420  return patch_operations::test;
21421  }
21422 
21423  return patch_operations::invalid;
21424  };
21425 
21426  // wrapper for "add" operation; add value at ptr
21427  const auto operation_add = [&result](json_pointer & ptr, basic_json val)
21428  {
21429  // adding to the root of the target document means replacing it
21430  if (ptr.empty())
21431  {
21432  result = val;
21433  return;
21434  }
21435 
21436  // make sure the top element of the pointer exists
21437  json_pointer top_pointer = ptr.top();
21438  if (top_pointer != ptr)
21439  {
21440  result.at(top_pointer);
21441  }
21442 
21443  // get reference to parent of JSON pointer ptr
21444  const auto last_path = ptr.back();
21445  ptr.pop_back();
21446  basic_json& parent = result[ptr];
21447 
21448  switch (parent.m_type)
21449  {
21450  case value_t::null:
21451  case value_t::object:
21452  {
21453  // use operator[] to add value
21454  parent[last_path] = val;
21455  break;
21456  }
21457 
21458  case value_t::array:
21459  {
21460  if (last_path == "-")
21461  {
21462  // special case: append to back
21463  parent.push_back(val);
21464  }
21465  else
21466  {
21467  const auto idx = json_pointer::array_index(last_path);
21468  if (JSON_HEDLEY_UNLIKELY(idx > parent.size()))
21469  {
21470  // avoid undefined behavior
21471  JSON_THROW(out_of_range::create(401, "array index " + std::to_string(idx) + " is out of range", parent));
21472  }
21473 
21474  // default case: insert add offset
21475  parent.insert(parent.begin() + static_cast<difference_type>(idx), val);
21476  }
21477  break;
21478  }
21479 
21480  // if there exists a parent it cannot be primitive
21481  case value_t::string: // LCOV_EXCL_LINE
21482  case value_t::boolean: // LCOV_EXCL_LINE
21483  case value_t::number_integer: // LCOV_EXCL_LINE
21484  case value_t::number_unsigned: // LCOV_EXCL_LINE
21485  case value_t::number_float: // LCOV_EXCL_LINE
21486  case value_t::binary: // LCOV_EXCL_LINE
21487  case value_t::discarded: // LCOV_EXCL_LINE
21488  default: // LCOV_EXCL_LINE
21489  JSON_ASSERT(false); // NOLINT(cert-dcl03-c,hicpp-static-assert,misc-static-assert) LCOV_EXCL_LINE
21490  }
21491  };
21492 
21493  // wrapper for "remove" operation; remove value at ptr
21494  const auto operation_remove = [this, &result](json_pointer & ptr)
21495  {
21496  // get reference to parent of JSON pointer ptr
21497  const auto last_path = ptr.back();
21498  ptr.pop_back();
21499  basic_json& parent = result.at(ptr);
21500 
21501  // remove child
21502  if (parent.is_object())
21503  {
21504  // perform range check
21505  auto it = parent.find(last_path);
21506  if (JSON_HEDLEY_LIKELY(it != parent.end()))
21507  {
21508  parent.erase(it);
21509  }
21510  else
21511  {
21512  JSON_THROW(out_of_range::create(403, "key '" + last_path + "' not found", *this));
21513  }
21514  }
21515  else if (parent.is_array())
21516  {
21517  // note erase performs range check
21518  parent.erase(json_pointer::array_index(last_path));
21519  }
21520  };
21521 
21522  // type check: top level value must be an array
21523  if (JSON_HEDLEY_UNLIKELY(!json_patch.is_array()))
21524  {
21525  JSON_THROW(parse_error::create(104, 0, "JSON patch must be an array of objects", json_patch));
21526  }
21527 
21528  // iterate and apply the operations
21529  for (const auto& val : json_patch)
21530  {
21531  // wrapper to get a value for an operation
21532  const auto get_value = [&val](const std::string & op,
21533  const std::string & member,
21534  bool string_type) -> basic_json &
21535  {
21536  // find value
21537  auto it = val.m_value.object->find(member);
21538 
21539  // context-sensitive error message
21540  const auto error_msg = (op == "op") ? "operation" : "operation '" + op + "'";
21541 
21542  // check if desired value is present
21543  if (JSON_HEDLEY_UNLIKELY(it == val.m_value.object->end()))
21544  {
21545  // NOLINTNEXTLINE(performance-inefficient-string-concatenation)
21546  JSON_THROW(parse_error::create(105, 0, error_msg + " must have member '" + member + "'", val));
21547  }
21548 
21549  // check if result is of type string
21550  if (JSON_HEDLEY_UNLIKELY(string_type && !it->second.is_string()))
21551  {
21552  // NOLINTNEXTLINE(performance-inefficient-string-concatenation)
21553  JSON_THROW(parse_error::create(105, 0, error_msg + " must have string member '" + member + "'", val));
21554  }
21555 
21556  // no error: return value
21557  return it->second;
21558  };
21559 
21560  // type check: every element of the array must be an object
21561  if (JSON_HEDLEY_UNLIKELY(!val.is_object()))
21562  {
21563  JSON_THROW(parse_error::create(104, 0, "JSON patch must be an array of objects", val));
21564  }
21565 
21566  // collect mandatory members
21567  const auto op = get_value("op", "op", true).template get<std::string>();
21568  const auto path = get_value(op, "path", true).template get<std::string>();
21569  json_pointer ptr(path);
21570 
21571  switch (get_op(op))
21572  {
21573  case patch_operations::add:
21574  {
21575  operation_add(ptr, get_value("add", "value", false));
21576  break;
21577  }
21578 
21579  case patch_operations::remove:
21580  {
21581  operation_remove(ptr);
21582  break;
21583  }
21584 
21585  case patch_operations::replace:
21586  {
21587  // the "path" location must exist - use at()
21588  result.at(ptr) = get_value("replace", "value", false);
21589  break;
21590  }
21591 
21592  case patch_operations::move:
21593  {
21594  const auto from_path = get_value("move", "from", true).template get<std::string>();
21595  json_pointer from_ptr(from_path);
21596 
21597  // the "from" location must exist - use at()
21598  basic_json v = result.at(from_ptr);
21599 
21600  // The move operation is functionally identical to a
21601  // "remove" operation on the "from" location, followed
21602  // immediately by an "add" operation at the target
21603  // location with the value that was just removed.
21604  operation_remove(from_ptr);
21605  operation_add(ptr, v);
21606  break;
21607  }
21608 
21609  case patch_operations::copy:
21610  {
21611  const auto from_path = get_value("copy", "from", true).template get<std::string>();
21612  const json_pointer from_ptr(from_path);
21613 
21614  // the "from" location must exist - use at()
21615  basic_json v = result.at(from_ptr);
21616 
21617  // The copy is functionally identical to an "add"
21618  // operation at the target location using the value
21619  // specified in the "from" member.
21620  operation_add(ptr, v);
21621  break;
21622  }
21623 
21624  case patch_operations::test:
21625  {
21626  bool success = false;
21627  JSON_TRY
21628  {
21629  // check if "value" matches the one at "path"
21630  // the "path" location must exist - use at()
21631  success = (result.at(ptr) == get_value("test", "value", false));
21632  }
21633  JSON_INTERNAL_CATCH (out_of_range&)
21634  {
21635  // ignore out of range errors: success remains false
21636  }
21637 
21638  // throw an exception if test fails
21639  if (JSON_HEDLEY_UNLIKELY(!success))
21640  {
21641  JSON_THROW(other_error::create(501, "unsuccessful: " + val.dump(), val));
21642  }
21643 
21644  break;
21645  }
21646 
21647  case patch_operations::invalid:
21648  default:
21649  {
21650  // op must be "add", "remove", "replace", "move", "copy", or
21651  // "test"
21652  JSON_THROW(parse_error::create(105, 0, "operation value '" + op + "' is invalid", val));
21653  }
21654  }
21655  }
21656 
21657  return result;
21658  }
21659 
21662  JSON_HEDLEY_WARN_UNUSED_RESULT
21663  static basic_json diff(const basic_json& source, const basic_json& target,
21664  const std::string& path = "")
21665  {
21666  // the patch
21667  basic_json result(value_t::array);
21668 
21669  // if the values are the same, return empty patch
21670  if (source == target)
21671  {
21672  return result;
21673  }
21674 
21675  if (source.type() != target.type())
21676  {
21677  // different types: replace value
21678  result.push_back(
21679  {
21680  {"op", "replace"}, {"path", path}, {"value", target}
21681  });
21682  return result;
21683  }
21684 
21685  switch (source.type())
21686  {
21687  case value_t::array:
21688  {
21689  // first pass: traverse common elements
21690  std::size_t i = 0;
21691  while (i < source.size() && i < target.size())
21692  {
21693  // recursive call to compare array values at index i
21694  auto temp_diff = diff(source[i], target[i], path + "/" + std::to_string(i));
21695  result.insert(result.end(), temp_diff.begin(), temp_diff.end());
21696  ++i;
21697  }
21698 
21699  // We now reached the end of at least one array
21700  // in a second pass, traverse the remaining elements
21701 
21702  // remove my remaining elements
21703  const auto end_index = static_cast<difference_type>(result.size());
21704  while (i < source.size())
21705  {
21706  // add operations in reverse order to avoid invalid
21707  // indices
21708  result.insert(result.begin() + end_index, object(
21709  {
21710  {"op", "remove"},
21711  {"path", path + "/" + std::to_string(i)}
21712  }));
21713  ++i;
21714  }
21715 
21716  // add other remaining elements
21717  while (i < target.size())
21718  {
21719  result.push_back(
21720  {
21721  {"op", "add"},
21722  {"path", path + "/-"},
21723  {"value", target[i]}
21724  });
21725  ++i;
21726  }
21727 
21728  break;
21729  }
21730 
21731  case value_t::object:
21732  {
21733  // first pass: traverse this object's elements
21734  for (auto it = source.cbegin(); it != source.cend(); ++it)
21735  {
21736  // escape the key name to be used in a JSON patch
21737  const auto path_key = path + "/" + detail::escape(it.key());
21738 
21739  if (target.find(it.key()) != target.end())
21740  {
21741  // recursive call to compare object values at key it
21742  auto temp_diff = diff(it.value(), target[it.key()], path_key);
21743  result.insert(result.end(), temp_diff.begin(), temp_diff.end());
21744  }
21745  else
21746  {
21747  // found a key that is not in o -> remove it
21748  result.push_back(object(
21749  {
21750  {"op", "remove"}, {"path", path_key}
21751  }));
21752  }
21753  }
21754 
21755  // second pass: traverse other object's elements
21756  for (auto it = target.cbegin(); it != target.cend(); ++it)
21757  {
21758  if (source.find(it.key()) == source.end())
21759  {
21760  // found a key that is not in this -> add it
21761  const auto path_key = path + "/" + detail::escape(it.key());
21762  result.push_back(
21763  {
21764  {"op", "add"}, {"path", path_key},
21765  {"value", it.value()}
21766  });
21767  }
21768  }
21769 
21770  break;
21771  }
21772 
21773  case value_t::null:
21774  case value_t::string:
21775  case value_t::boolean:
21776  case value_t::number_integer:
21777  case value_t::number_unsigned:
21778  case value_t::number_float:
21779  case value_t::binary:
21780  case value_t::discarded:
21781  default:
21782  {
21783  // both primitive type: replace value
21784  result.push_back(
21785  {
21786  {"op", "replace"}, {"path", path}, {"value", target}
21787  });
21788  break;
21789  }
21790  }
21791 
21792  return result;
21793  }
21794 
21796 
21798  // JSON Merge Patch functions //
21800 
21803 
21806  void merge_patch(const basic_json& apply_patch)
21807  {
21808  if (apply_patch.is_object())
21809  {
21810  if (!is_object())
21811  {
21812  *this = object();
21813  }
21814  for (auto it = apply_patch.begin(); it != apply_patch.end(); ++it)
21815  {
21816  if (it.value().is_null())
21817  {
21818  erase(it.key());
21819  }
21820  else
21821  {
21822  operator[](it.key()).merge_patch(it.value());
21823  }
21824  }
21825  }
21826  else
21827  {
21828  *this = apply_patch;
21829  }
21830  }
21831 
21833 };
21834 
21837 NLOHMANN_BASIC_JSON_TPL_DECLARATION
21838 std::string to_string(const NLOHMANN_BASIC_JSON_TPL& j)
21839 {
21840  return j.dump();
21841 }
21842 
21843 } // namespace nlohmann
21844 
21846 // nonmember support //
21848 
21849 namespace std // NOLINT(cert-dcl58-cpp)
21850 {
21851 
21854 NLOHMANN_BASIC_JSON_TPL_DECLARATION
21855 struct hash<nlohmann::NLOHMANN_BASIC_JSON_TPL>
21856 {
21857  std::size_t operator()(const nlohmann::NLOHMANN_BASIC_JSON_TPL& j) const
21858  {
21859  return nlohmann::detail::hash(j);
21860  }
21861 };
21862 
21863 // specialization for std::less<value_t>
21864 template<>
21865 struct less< ::nlohmann::detail::value_t> // do not remove the space after '<', see https://github.com/nlohmann/json/pull/679
21866 {
21871  bool operator()(nlohmann::detail::value_t lhs,
21872  nlohmann::detail::value_t rhs) const noexcept
21873  {
21874  return nlohmann::detail::operator<(lhs, rhs);
21875  }
21876 };
21877 
21878 // C++20 prohibit function specialization in the std namespace.
21879 #ifndef JSON_HAS_CPP_20
21880 
21883 NLOHMANN_BASIC_JSON_TPL_DECLARATION
21884 inline void swap(nlohmann::NLOHMANN_BASIC_JSON_TPL& j1, nlohmann::NLOHMANN_BASIC_JSON_TPL& j2) noexcept( // NOLINT(readability-inconsistent-declaration-parameter-name)
21885  is_nothrow_move_constructible<nlohmann::NLOHMANN_BASIC_JSON_TPL>::value&& // NOLINT(misc-redundant-expression)
21886  is_nothrow_move_assignable<nlohmann::NLOHMANN_BASIC_JSON_TPL>::value)
21887 {
21888  j1.swap(j2);
21889 }
21890 
21891 #endif
21892 
21893 } // namespace std
21894 
21897 JSON_HEDLEY_NON_NULL(1)
21898 inline nlohmann::json operator "" _json(const char* s, std::size_t n)
21899 {
21900  return nlohmann::json::parse(s, s + n);
21901 }
21902 
21905 JSON_HEDLEY_NON_NULL(1)
21906 inline nlohmann::json::json_pointer operator "" _json_pointer(const char* s, std::size_t n)
21907 {
21908  return nlohmann::json::json_pointer(std::string(s, n));
21909 }
21910 
21911 // #include <nlohmann/detail/macro_unscope.hpp>
21912 
21913 
21914 // restore clang diagnostic settings
21915 #if defined(__clang__)
21916  #pragma clang diagnostic pop
21917 #endif
21918 
21919 // clean up
21920 #undef JSON_ASSERT
21921 #undef JSON_INTERNAL_CATCH
21922 #undef JSON_CATCH
21923 #undef JSON_THROW
21924 #undef JSON_TRY
21925 #undef JSON_PRIVATE_UNLESS_TESTED
21926 #undef JSON_HAS_CPP_11
21927 #undef JSON_HAS_CPP_14
21928 #undef JSON_HAS_CPP_17
21929 #undef JSON_HAS_CPP_20
21930 #undef JSON_HAS_FILESYSTEM
21931 #undef JSON_HAS_EXPERIMENTAL_FILESYSTEM
21932 #undef NLOHMANN_BASIC_JSON_TPL_DECLARATION
21933 #undef NLOHMANN_BASIC_JSON_TPL
21934 #undef JSON_EXPLICIT
21935 #undef NLOHMANN_CAN_CALL_STD_FUNC_IMPL
21936 
21937 // #include <nlohmann/thirdparty/hedley/hedley_undef.hpp>
21938 
21939 
21940 #undef JSON_HEDLEY_ALWAYS_INLINE
21941 #undef JSON_HEDLEY_ARM_VERSION
21942 #undef JSON_HEDLEY_ARM_VERSION_CHECK
21943 #undef JSON_HEDLEY_ARRAY_PARAM
21944 #undef JSON_HEDLEY_ASSUME
21945 #undef JSON_HEDLEY_BEGIN_C_DECLS
21946 #undef JSON_HEDLEY_CLANG_HAS_ATTRIBUTE
21947 #undef JSON_HEDLEY_CLANG_HAS_BUILTIN
21948 #undef JSON_HEDLEY_CLANG_HAS_CPP_ATTRIBUTE
21949 #undef JSON_HEDLEY_CLANG_HAS_DECLSPEC_DECLSPEC_ATTRIBUTE
21950 #undef JSON_HEDLEY_CLANG_HAS_EXTENSION
21951 #undef JSON_HEDLEY_CLANG_HAS_FEATURE
21952 #undef JSON_HEDLEY_CLANG_HAS_WARNING
21953 #undef JSON_HEDLEY_COMPCERT_VERSION
21954 #undef JSON_HEDLEY_COMPCERT_VERSION_CHECK
21955 #undef JSON_HEDLEY_CONCAT
21956 #undef JSON_HEDLEY_CONCAT3
21957 #undef JSON_HEDLEY_CONCAT3_EX
21958 #undef JSON_HEDLEY_CONCAT_EX
21959 #undef JSON_HEDLEY_CONST
21960 #undef JSON_HEDLEY_CONSTEXPR
21961 #undef JSON_HEDLEY_CONST_CAST
21962 #undef JSON_HEDLEY_CPP_CAST
21963 #undef JSON_HEDLEY_CRAY_VERSION
21964 #undef JSON_HEDLEY_CRAY_VERSION_CHECK
21965 #undef JSON_HEDLEY_C_DECL
21966 #undef JSON_HEDLEY_DEPRECATED
21967 #undef JSON_HEDLEY_DEPRECATED_FOR
21968 #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL
21969 #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_
21970 #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED
21971 #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES
21972 #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS
21973 #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION
21974 #undef JSON_HEDLEY_DIAGNOSTIC_POP
21975 #undef JSON_HEDLEY_DIAGNOSTIC_PUSH
21976 #undef JSON_HEDLEY_DMC_VERSION
21977 #undef JSON_HEDLEY_DMC_VERSION_CHECK
21978 #undef JSON_HEDLEY_EMPTY_BASES
21979 #undef JSON_HEDLEY_EMSCRIPTEN_VERSION
21980 #undef JSON_HEDLEY_EMSCRIPTEN_VERSION_CHECK
21981 #undef JSON_HEDLEY_END_C_DECLS
21982 #undef JSON_HEDLEY_FLAGS
21983 #undef JSON_HEDLEY_FLAGS_CAST
21984 #undef JSON_HEDLEY_GCC_HAS_ATTRIBUTE
21985 #undef JSON_HEDLEY_GCC_HAS_BUILTIN
21986 #undef JSON_HEDLEY_GCC_HAS_CPP_ATTRIBUTE
21987 #undef JSON_HEDLEY_GCC_HAS_DECLSPEC_ATTRIBUTE
21988 #undef JSON_HEDLEY_GCC_HAS_EXTENSION
21989 #undef JSON_HEDLEY_GCC_HAS_FEATURE
21990 #undef JSON_HEDLEY_GCC_HAS_WARNING
21991 #undef JSON_HEDLEY_GCC_NOT_CLANG_VERSION_CHECK
21992 #undef JSON_HEDLEY_GCC_VERSION
21993 #undef JSON_HEDLEY_GCC_VERSION_CHECK
21994 #undef JSON_HEDLEY_GNUC_HAS_ATTRIBUTE
21995 #undef JSON_HEDLEY_GNUC_HAS_BUILTIN
21996 #undef JSON_HEDLEY_GNUC_HAS_CPP_ATTRIBUTE
21997 #undef JSON_HEDLEY_GNUC_HAS_DECLSPEC_ATTRIBUTE
21998 #undef JSON_HEDLEY_GNUC_HAS_EXTENSION
21999 #undef JSON_HEDLEY_GNUC_HAS_FEATURE
22000 #undef JSON_HEDLEY_GNUC_HAS_WARNING
22001 #undef JSON_HEDLEY_GNUC_VERSION
22002 #undef JSON_HEDLEY_GNUC_VERSION_CHECK
22003 #undef JSON_HEDLEY_HAS_ATTRIBUTE
22004 #undef JSON_HEDLEY_HAS_BUILTIN
22005 #undef JSON_HEDLEY_HAS_CPP_ATTRIBUTE
22006 #undef JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS
22007 #undef JSON_HEDLEY_HAS_DECLSPEC_ATTRIBUTE
22008 #undef JSON_HEDLEY_HAS_EXTENSION
22009 #undef JSON_HEDLEY_HAS_FEATURE
22010 #undef JSON_HEDLEY_HAS_WARNING
22011 #undef JSON_HEDLEY_IAR_VERSION
22012 #undef JSON_HEDLEY_IAR_VERSION_CHECK
22013 #undef JSON_HEDLEY_IBM_VERSION
22014 #undef JSON_HEDLEY_IBM_VERSION_CHECK
22015 #undef JSON_HEDLEY_IMPORT
22016 #undef JSON_HEDLEY_INLINE
22017 #undef JSON_HEDLEY_INTEL_CL_VERSION
22018 #undef JSON_HEDLEY_INTEL_CL_VERSION_CHECK
22019 #undef JSON_HEDLEY_INTEL_VERSION
22020 #undef JSON_HEDLEY_INTEL_VERSION_CHECK
22021 #undef JSON_HEDLEY_IS_CONSTANT
22022 #undef JSON_HEDLEY_IS_CONSTEXPR_
22023 #undef JSON_HEDLEY_LIKELY
22024 #undef JSON_HEDLEY_MALLOC
22025 #undef JSON_HEDLEY_MCST_LCC_VERSION
22026 #undef JSON_HEDLEY_MCST_LCC_VERSION_CHECK
22027 #undef JSON_HEDLEY_MESSAGE
22028 #undef JSON_HEDLEY_MSVC_VERSION
22029 #undef JSON_HEDLEY_MSVC_VERSION_CHECK
22030 #undef JSON_HEDLEY_NEVER_INLINE
22031 #undef JSON_HEDLEY_NON_NULL
22032 #undef JSON_HEDLEY_NO_ESCAPE
22033 #undef JSON_HEDLEY_NO_RETURN
22034 #undef JSON_HEDLEY_NO_THROW
22035 #undef JSON_HEDLEY_NULL
22036 #undef JSON_HEDLEY_PELLES_VERSION
22037 #undef JSON_HEDLEY_PELLES_VERSION_CHECK
22038 #undef JSON_HEDLEY_PGI_VERSION
22039 #undef JSON_HEDLEY_PGI_VERSION_CHECK
22040 #undef JSON_HEDLEY_PREDICT
22041 #undef JSON_HEDLEY_PRINTF_FORMAT
22042 #undef JSON_HEDLEY_PRIVATE
22043 #undef JSON_HEDLEY_PUBLIC
22044 #undef JSON_HEDLEY_PURE
22045 #undef JSON_HEDLEY_REINTERPRET_CAST
22046 #undef JSON_HEDLEY_REQUIRE
22047 #undef JSON_HEDLEY_REQUIRE_CONSTEXPR
22048 #undef JSON_HEDLEY_REQUIRE_MSG
22049 #undef JSON_HEDLEY_RESTRICT
22050 #undef JSON_HEDLEY_RETURNS_NON_NULL
22051 #undef JSON_HEDLEY_SENTINEL
22052 #undef JSON_HEDLEY_STATIC_ASSERT
22053 #undef JSON_HEDLEY_STATIC_CAST
22054 #undef JSON_HEDLEY_STRINGIFY
22055 #undef JSON_HEDLEY_STRINGIFY_EX
22056 #undef JSON_HEDLEY_SUNPRO_VERSION
22057 #undef JSON_HEDLEY_SUNPRO_VERSION_CHECK
22058 #undef JSON_HEDLEY_TINYC_VERSION
22059 #undef JSON_HEDLEY_TINYC_VERSION_CHECK
22060 #undef JSON_HEDLEY_TI_ARMCL_VERSION
22061 #undef JSON_HEDLEY_TI_ARMCL_VERSION_CHECK
22062 #undef JSON_HEDLEY_TI_CL2000_VERSION
22063 #undef JSON_HEDLEY_TI_CL2000_VERSION_CHECK
22064 #undef JSON_HEDLEY_TI_CL430_VERSION
22065 #undef JSON_HEDLEY_TI_CL430_VERSION_CHECK
22066 #undef JSON_HEDLEY_TI_CL6X_VERSION
22067 #undef JSON_HEDLEY_TI_CL6X_VERSION_CHECK
22068 #undef JSON_HEDLEY_TI_CL7X_VERSION
22069 #undef JSON_HEDLEY_TI_CL7X_VERSION_CHECK
22070 #undef JSON_HEDLEY_TI_CLPRU_VERSION
22071 #undef JSON_HEDLEY_TI_CLPRU_VERSION_CHECK
22072 #undef JSON_HEDLEY_TI_VERSION
22073 #undef JSON_HEDLEY_TI_VERSION_CHECK
22074 #undef JSON_HEDLEY_UNAVAILABLE
22075 #undef JSON_HEDLEY_UNLIKELY
22076 #undef JSON_HEDLEY_UNPREDICTABLE
22077 #undef JSON_HEDLEY_UNREACHABLE
22078 #undef JSON_HEDLEY_UNREACHABLE_RETURN
22079 #undef JSON_HEDLEY_VERSION
22080 #undef JSON_HEDLEY_VERSION_DECODE_MAJOR
22081 #undef JSON_HEDLEY_VERSION_DECODE_MINOR
22082 #undef JSON_HEDLEY_VERSION_DECODE_REVISION
22083 #undef JSON_HEDLEY_VERSION_ENCODE
22084 #undef JSON_HEDLEY_WARNING
22085 #undef JSON_HEDLEY_WARN_UNUSED_RESULT
22086 #undef JSON_HEDLEY_WARN_UNUSED_RESULT_MSG
22087 #undef JSON_HEDLEY_FALL_THROUGH
22088 
22089 
22090 
22091 #endif // INCLUDE_NLOHMANN_JSON_HPP_
nlohmann::basic_json
a class to store JSON values
Definition: json.hpp:17282
nlohmann::basic_json::insert
void insert(const_iterator first, const_iterator last)
inserts range of elements into object
Definition: json.hpp:20281
nlohmann::basic_json::parser_callback_t
detail::parser_callback_t< basic_json > parser_callback_t
per-element parser callback type
Definition: json.hpp:17960
nlohmann::basic_json::contains
bool contains(KeyT &&key) const
check the existence of an element in a JSON object
Definition: json.hpp:19640
nlohmann::basic_json::crbegin
const_reverse_iterator crbegin() const noexcept
returns a const reverse iterator to the last element
Definition: json.hpp:19742
nlohmann::basic_json::number_unsigned
number_unsigned_t number_unsigned
number (unsigned integer)
Definition: json.hpp:17606
nlohmann::basic_json::operator[]
const_reference operator[](const json_pointer &ptr) const
access specified element via JSON Pointer
Definition: json.hpp:21342
nlohmann::basic_json::operator[]
reference operator[](const json_pointer &ptr)
access specified element via JSON Pointer
Definition: json.hpp:21335
nlohmann::basic_json::operator==
friend bool operator==(const_reference lhs, ScalarType rhs) noexcept
comparison: equal
Definition: json.hpp:20554
nlohmann::basic_json::value
ValueType value(const typename object_t::key_type &key, const ValueType &default_value) const
access specified object element with default value
Definition: json.hpp:19319
nlohmann::basic_json::is_number_float
constexpr bool is_number_float() const noexcept
return whether value is a floating-point number
Definition: json.hpp:18504
nlohmann::basic_json::number_integer_t
NumberIntegerType number_integer_t
a type for a number (integer)
Definition: json.hpp:17525
nlohmann::basic_json::operator==
friend bool operator==(const_reference lhs, const_reference rhs) noexcept
comparison: equal
Definition: json.hpp:20474
nlohmann::basic_json::basic_json_t
NLOHMANN_BASIC_JSON_TPL basic_json_t
workaround type for MSVC
Definition: json.hpp:17303
nlohmann::basic_json::update
void update(const_reference j, bool merge_objects=false)
updates a JSON object from another object, overwriting existing keys
Definition: json.hpp:20306
nlohmann::basic_json::sax_parse
static bool sax_parse(InputType &&i, SAX *sax, input_format_t format=input_format_t::json, const bool strict=true, const bool ignore_comments=false)
generate SAX events
Definition: json.hpp:20881
nlohmann::basic_json::get_impl_ptr
constexpr const number_integer_t * get_impl_ptr(const number_integer_t *) const noexcept
get a pointer to the value (integer number)
Definition: json.hpp:18624
nlohmann::basic_json::get_ref
ReferenceType get_ref()
get a reference value (implicit)
Definition: json.hpp:18988
nlohmann::basic_json::parse
static JSON_HEDLEY_WARN_UNUSED_RESULT basic_json parse(InputType &&i, const parser_callback_t cb=nullptr, const bool allow_exceptions=true, const bool ignore_comments=false)
deserialize from a compatible input
Definition: json.hpp:20814
nlohmann::basic_json::emplace_back
reference emplace_back(Args &&... args)
add an object to an array
Definition: json.hpp:20107
nlohmann::basic_json::find
const_iterator find(KeyT &&key) const
find an element in a JSON object
Definition: json.hpp:19615
nlohmann::basic_json::basic_json
basic_json(const value_t v)
create an empty value with a given type
Definition: json.hpp:17973
nlohmann::basic_json::operator=
basic_json & operator=(basic_json other) noexcept(std::is_nothrow_move_constructible< value_t >::value &&std::is_nothrow_move_assignable< value_t >::value &&std::is_nothrow_move_constructible< json_value >::value &&std::is_nothrow_move_assignable< json_value >::value)
copy assignment
Definition: json.hpp:18386
nlohmann::basic_json::max_size
size_type max_size() const noexcept
returns the maximum possible number of elements
Definition: json.hpp:19881
nlohmann::basic_json::diff
static JSON_HEDLEY_WARN_UNUSED_RESULT basic_json diff(const basic_json &source, const basic_json &target, const std::string &path="")
creates a diff as a JSON patch
Definition: json.hpp:21663
nlohmann::basic_json::erase
void erase(const size_type idx)
remove element from a JSON array given an index
Definition: json.hpp:19569
nlohmann::basic_json::crend
const_reverse_iterator crend() const noexcept
returns a const reverse iterator to one before the first
Definition: json.hpp:19749
nlohmann::basic_json::at
const_reference at(const typename object_t::key_type &key) const
access specified object element with bounds checking
Definition: json.hpp:19159
nlohmann::basic_json::iterator_wrapper
static iteration_proxy< iterator > iterator_wrapper(reference ref) noexcept
wrapper to access iterator member functions in range-based for
Definition: json.hpp:19761
nlohmann::basic_json::at
reference at(const typename object_t::key_type &key)
access specified object element with bounds checking
Definition: json.hpp:19136
nlohmann::basic_json::begin
iterator begin() noexcept
returns an iterator to the first element
Definition: json.hpp:19664
nlohmann::basic_json::basic_json
basic_json(InputIT first, InputIT last)
construct a JSON container given an iterator range
Definition: json.hpp:18187
nlohmann::basic_json::operator==
friend bool operator==(ScalarType lhs, const_reference rhs) noexcept
comparison: equal
Definition: json.hpp:20563
nlohmann::basic_json::json_value
json_value(object_t &&value)
constructor for rvalue objects
Definition: json.hpp:17702
nlohmann::basic_json::get_impl_ptr
boolean_t * get_impl_ptr(boolean_t *) noexcept
get a pointer to the value (boolean)
Definition: json.hpp:18606
nlohmann::basic_json::basic_json
basic_json(const JsonRef &ref)
Definition: json.hpp:18297
nlohmann::basic_json::to_ubjson
static std::vector< std::uint8_t > to_ubjson(const basic_json &j, const bool use_size=false, const bool use_type=false)
create a UBJSON serialization of a given JSON value
Definition: json.hpp:21056
nlohmann::basic_json::get_impl_ptr
string_t * get_impl_ptr(string_t *) noexcept
get a pointer to the value (string)
Definition: json.hpp:18594
nlohmann::basic_json::array
static JSON_HEDLEY_WARN_UNUSED_RESULT basic_json array(initializer_list_t init={})
explicitly create an array from an initializer list
Definition: json.hpp:18159
nlohmann::basic_json::json_value
json_value(number_float_t v) noexcept
constructor for numbers (floating-point)
Definition: json.hpp:17619
nlohmann::basic_json::rend
const_reverse_iterator rend() const noexcept
returns an iterator to the reverse-end
Definition: json.hpp:19735
nlohmann::basic_json::assert_invariant
void assert_invariant(bool check_parents=true) const noexcept
checks the class invariants
Definition: json.hpp:17840
nlohmann::basic_json::json_value
json_value(string_t &&value)
constructor for rvalue strings
Definition: json.hpp:17696
nlohmann::basic_json::cend
const_iterator cend() const noexcept
returns an iterator to one past the last element
Definition: json.hpp:19705
nlohmann::basic_json::json_value
json_value(number_integer_t v) noexcept
constructor for numbers (integer)
Definition: json.hpp:17615
nlohmann::basic_json::back
reference back()
access the last element
Definition: json.hpp:19393
nlohmann::basic_json::accept
static bool accept(InputType &&i, const bool ignore_comments=false)
check if the input is valid JSON
Definition: json.hpp:20854
nlohmann::basic_json::string_t
StringType string_t
a type for a string
Definition: json.hpp:17517
nlohmann::basic_json::size
size_type size() const noexcept
returns the number of elements
Definition: json.hpp:19842
nlohmann::basic_json::push_back
void push_back(const basic_json &val)
add an object to an array
Definition: json.hpp:20019
nlohmann::basic_json::operator>>
friend std::ostream & operator>>(const basic_json &j, std::ostream &o)
serialize to stream
Definition: json.hpp:20795
nlohmann::basic_json::meta
static JSON_HEDLEY_WARN_UNUSED_RESULT basic_json meta()
returns version information on the library
Definition: json.hpp:17428
nlohmann::basic_json::value
ValueType value(const json_pointer &ptr, const ValueType &default_value) const
access specified object element via JSON Pointer with default value
Definition: json.hpp:19349
nlohmann::basic_json::get_impl_ptr
constexpr const binary_t * get_impl_ptr(const binary_t *) const noexcept
get a pointer to the value (binary)
Definition: json.hpp:18660
nlohmann::basic_json::size_type
std::size_t size_type
a type to represent container sizes
Definition: json.hpp:17396
nlohmann::basic_json::get_impl_ptr
array_t * get_impl_ptr(array_t *) noexcept
get a pointer to the value (array)
Definition: json.hpp:18582
nlohmann::basic_json::difference_type
std::ptrdiff_t difference_type
a type to represent differences between iterators
Definition: json.hpp:17394
nlohmann::basic_json::binary
static JSON_HEDLEY_WARN_UNUSED_RESULT basic_json binary(const typename binary_t::container_type &init)
explicitly create a binary array (without subtype)
Definition: json.hpp:18115
nlohmann::basic_json::operator[]
reference operator[](const typename object_t::key_type &key)
access specified object element
Definition: json.hpp:19241
nlohmann::basic_json::get_impl_ptr
number_float_t * get_impl_ptr(number_float_t *) noexcept
get a pointer to the value (floating-point number)
Definition: json.hpp:18642
nlohmann::basic_json::json_value
json_value(number_unsigned_t v) noexcept
constructor for numbers (unsigned)
Definition: json.hpp:17617
nlohmann::basic_json::operator+=
reference operator+=(basic_json &&val)
add an object to an array
Definition: json.hpp:20011
nlohmann::basic_json::basic_json
basic_json(const BasicJsonType &val)
create a JSON value from an existing one
Definition: json.hpp:18007
nlohmann::basic_json::const_pointer
typename std::allocator_traits< allocator_type >::const_pointer const_pointer
the type of an element const pointer
Definition: json.hpp:17404
nlohmann::basic_json::from_bson
static JSON_HEDLEY_WARN_UNUSED_RESULT basic_json from_bson(IteratorType first, IteratorType last, const bool strict=true, const bool allow_exceptions=true)
create a JSON value from an input in BSON format
Definition: json.hpp:21290
nlohmann::basic_json::pointer
typename std::allocator_traits< allocator_type >::pointer pointer
the type of an element pointer
Definition: json.hpp:17402
nlohmann::basic_json::from_cbor
static JSON_HEDLEY_WARN_UNUSED_RESULT basic_json from_cbor(InputType &&i, const bool strict=true, const bool allow_exceptions=true, const cbor_tag_handler_t tag_handler=cbor_tag_handler_t::error)
create a JSON value from an input in CBOR format
Definition: json.hpp:21108
nlohmann::basic_json::boolean_t
BooleanType boolean_t
a type for a boolean
Definition: json.hpp:17521
nlohmann::basic_json::set_parents
iterator set_parents(iterator it, typename iterator::difference_type count_set_parents)
Definition: json.hpp:17898
nlohmann::basic_json::push_back
void push_back(initializer_list_t init)
add an object to an object
Definition: json.hpp:20082
nlohmann::basic_json::type_name
JSON_HEDLEY_RETURNS_NON_NULL const char * type_name() const noexcept
return the type as string
Definition: json.hpp:20957
nlohmann::basic_json::get_impl
boolean_t get_impl(boolean_t *) const
get a boolean (explicit)
Definition: json.hpp:18559
nlohmann::basic_json::dump
string_t dump(const int indent=-1, const char indent_char=' ', const bool ensure_ascii=false, const error_handler_t error_handler=error_handler_t::strict) const
serialization
Definition: json.hpp:18426
nlohmann::basic_json::accept
static bool accept(IteratorType first, IteratorType last, const bool ignore_comments=false)
check if the input is valid JSON
Definition: json.hpp:20863
nlohmann::basic_json::erase
IteratorType erase(IteratorType pos)
remove element given an iterator
Definition: json.hpp:19415
nlohmann::basic_json::to_bson
static void to_bson(const basic_json &j, detail::output_adapter< std::uint8_t > o)
create a BSON serialization of a given JSON value
Definition: json.hpp:21092
nlohmann::basic_json::operator!=
friend bool operator!=(const_reference lhs, ScalarType rhs) noexcept
comparison: not equal
Definition: json.hpp:20579
nlohmann::basic_json::from_bson
static JSON_HEDLEY_WARN_UNUSED_RESULT basic_json from_bson(InputType &&i, const bool strict=true, const bool allow_exceptions=true)
create a JSON value from an input in BSON format
Definition: json.hpp:21275
nlohmann::basic_json::is_structured
constexpr bool is_structured() const noexcept
return whether type is structured
Definition: json.hpp:18462
nlohmann::basic_json::operator<=
friend bool operator<=(ScalarType lhs, const_reference rhs) noexcept
comparison: less than or equal
Definition: json.hpp:20707
nlohmann::basic_json::begin
const_iterator begin() const noexcept
returns an iterator to the first element
Definition: json.hpp:19673
nlohmann::basic_json::items
iteration_proxy< const_iterator > items() const noexcept
helper to access iterator member functions in range-based for
Definition: json.hpp:19786
nlohmann::basic_json::update
void update(const_iterator first, const_iterator last, bool merge_objects=false)
updates a JSON object from another object, overwriting existing keys
Definition: json.hpp:20313
nlohmann::basic_json::operator<
friend bool operator<(const_reference lhs, ScalarType rhs) noexcept
comparison: less than
Definition: json.hpp:20673
nlohmann::basic_json::at
reference at(size_type idx)
access specified array element with bounds checking
Definition: json.hpp:19090
nlohmann::basic_json::binary
static JSON_HEDLEY_WARN_UNUSED_RESULT basic_json binary(typename binary_t::container_type &&init, typename binary_t::subtype_type subtype)
explicitly create a binary array (with subtype)
Definition: json.hpp:18148
nlohmann::basic_json::front
reference front()
access the first element
Definition: json.hpp:19379
nlohmann::basic_json::is_primitive
constexpr bool is_primitive() const noexcept
return whether type is primitive
Definition: json.hpp:18455
nlohmann::basic_json::is_number_unsigned
constexpr bool is_number_unsigned() const noexcept
return whether value is an unsigned integer number
Definition: json.hpp:18497
nlohmann::basic_json::to_cbor
static void to_cbor(const basic_json &j, detail::output_adapter< char > o)
create a CBOR serialization of a given JSON value
Definition: json.hpp:21026
nlohmann::basic_json::swap
void swap(object_t &other)
exchanges the values
Definition: json.hpp:20404
nlohmann::basic_json::is_object
constexpr bool is_object() const noexcept
return whether value is an object
Definition: json.hpp:18511
nlohmann::basic_json::front
const_reference front() const
access the first element
Definition: json.hpp:19386
nlohmann::basic_json::get_impl_ptr
binary_t * get_impl_ptr(binary_t *) noexcept
get a pointer to the value (binary)
Definition: json.hpp:18654
nlohmann::basic_json::to_bson
static std::vector< std::uint8_t > to_bson(const basic_json &j)
create a BSON serialization of a given JSON value
Definition: json.hpp:21083
nlohmann::basic_json::type
constexpr value_t type() const noexcept
return the type of the JSON value (explicit)
Definition: json.hpp:18448
nlohmann::basic_json::number_float_t
NumberFloatType number_float_t
a type for a number (floating-point)
Definition: json.hpp:17533
nlohmann::basic_json::reverse_iterator
json_reverse_iterator< typename basic_json::iterator > reverse_iterator
a reverse iterator for a basic_json container
Definition: json.hpp:17411
nlohmann::basic_json::operator<=
friend bool operator<=(const_reference lhs, const_reference rhs) noexcept
comparison: less than or equal
Definition: json.hpp:20689
nlohmann::basic_json::empty
bool empty() const noexcept
checks whether the container is empty.
Definition: json.hpp:19803
nlohmann::basic_json::get_impl_ptr
constexpr const number_unsigned_t * get_impl_ptr(const number_unsigned_t *) const noexcept
get a pointer to the value (unsigned number)
Definition: json.hpp:18636
nlohmann::basic_json::operator<<
friend std::ostream & operator<<(std::ostream &o, const basic_json &j)
serialize to stream
Definition: json.hpp:20773
nlohmann::basic_json::json_value
json_value(value_t t)
constructor for empty values of a given type
Definition: json.hpp:17621
nlohmann::basic_json::basic_json
basic_json(const basic_json &other)
copy constructor
Definition: json.hpp:18301
nlohmann::basic_json::get_impl_ptr
constexpr const boolean_t * get_impl_ptr(const boolean_t *) const noexcept
get a pointer to the value (boolean)
Definition: json.hpp:18612
nlohmann::basic_json::~basic_json
~basic_json() noexcept
destructor
Definition: json.hpp:18407
nlohmann::basic_json::basic_json
basic_json(basic_json &&other) noexcept
move constructor
Definition: json.hpp:18369
nlohmann::basic_json::operator>
friend bool operator>(ScalarType lhs, const_reference rhs) noexcept
comparison: greater than
Definition: json.hpp:20732
nlohmann::basic_json::set_parent
reference set_parent(reference j, std::size_t old_capacity=static_cast< std::size_t >(-1))
Definition: json.hpp:17911
nlohmann::basic_json::get_impl
BasicJsonType get_impl(detail::priority_tag< 2 >) const
get special-case overload
Definition: json.hpp:18827
nlohmann::basic_json::to_ubjson
static void to_ubjson(const basic_json &j, detail::output_adapter< char > o, const bool use_size=false, const bool use_type=false)
create a UBJSON serialization of a given JSON value
Definition: json.hpp:21075
nlohmann::basic_json::operator!=
friend bool operator!=(const_reference lhs, const_reference rhs) noexcept
comparison: not equal
Definition: json.hpp:20570
nlohmann::basic_json::insert
iterator insert(const_iterator pos, size_type cnt, const basic_json &val)
inserts copies of element into array
Definition: json.hpp:20210
nlohmann::basic_json::operator<
friend bool operator<(ScalarType lhs, const_reference rhs) noexcept
comparison: less than
Definition: json.hpp:20682
nlohmann::basic_json::m_value
json_value m_value
the value of the current element
Definition: json.hpp:20993
nlohmann::basic_json::boolean
boolean_t boolean
boolean
Definition: json.hpp:17602
nlohmann::basic_json::swap
void swap(typename binary_t::container_type &other)
exchanges the values
Definition: json.hpp:20449
nlohmann::basic_json::operator>=
friend bool operator>=(const_reference lhs, const_reference rhs) noexcept
comparison: greater than or equal
Definition: json.hpp:20739
nlohmann::basic_json::get_impl_ptr
constexpr const object_t * get_impl_ptr(const object_t *) const noexcept
get a pointer to the value (object)
Definition: json.hpp:18576
nlohmann::basic_json::swap
void swap(array_t &other)
exchanges the values
Definition: json.hpp:20389
nlohmann::basic_json::get_impl
ValueType get_impl(detail::priority_tag< 0 >) const noexcept(noexcept(JSONSerializer< ValueType >::from_json(std::declval< const basic_json_t & >(), std::declval< ValueType & >())))
get a value (explicit)
Definition: json.hpp:18760
nlohmann::basic_json::rend
reverse_iterator rend() noexcept
returns an iterator to the reverse-end
Definition: json.hpp:19728
nlohmann::basic_json::binary
static JSON_HEDLEY_WARN_UNUSED_RESULT basic_json binary(const typename binary_t::container_type &init, typename binary_t::subtype_type subtype)
explicitly create a binary array (with subtype)
Definition: json.hpp:18126
nlohmann::basic_json::to_cbor
static std::vector< std::uint8_t > to_cbor(const basic_json &j)
create a CBOR serialization of a given JSON value
Definition: json.hpp:21010
nlohmann::basic_json::json_value
json_value(const string_t &value)
constructor for strings
Definition: json.hpp:17693
nlohmann::basic_json::json_value
json_value(const binary_t &value)
constructor for binary arrays (internal type)
Definition: json.hpp:17717
nlohmann::basic_json::get_ref
ReferenceType get_ref() const
get a reference value (implicit)
Definition: json.hpp:18999
nlohmann::basic_json::json_value
json_value(const array_t &value)
constructor for arrays
Definition: json.hpp:17705
nlohmann::basic_json::insert
iterator insert(const_iterator pos, const_iterator first, const_iterator last)
inserts range of elements into array
Definition: json.hpp:20230
nlohmann::basic_json::get
auto get() noexcept -> decltype(std::declval< basic_json_t & >().template get_ptr< PointerType >())
get a pointer value (explicit)
Definition: json.hpp:18939
nlohmann::basic_json::at
const_reference at(const json_pointer &ptr) const
access specified element via JSON Pointer
Definition: json.hpp:21356
nlohmann::basic_json::end
const_iterator end() const noexcept
returns an iterator to one past the last element
Definition: json.hpp:19698
nlohmann::basic_json::merge_patch
void merge_patch(const basic_json &apply_patch)
applies a JSON Merge Patch
Definition: json.hpp:21806
nlohmann::basic_json::get_ptr
auto get_ptr() noexcept -> decltype(std::declval< basic_json_t & >().get_impl_ptr(std::declval< PointerType >()))
get a pointer value (implicit)
Definition: json.hpp:18699
nlohmann::basic_json::insert
iterator insert(const_iterator pos, initializer_list_t ilist)
inserts elements from initializer list into array
Definition: json.hpp:20261
nlohmann::basic_json::array_t
ArrayType< basic_json, AllocatorType< basic_json > > array_t
a type for an array
Definition: json.hpp:17513
nlohmann::basic_json::get_to
Array get_to(T(&v)[N]) const noexcept(noexcept(JSONSerializer< Array >::from_json(std::declval< const basic_json_t & >(), v)))
Definition: json.hpp:18976
nlohmann::basic_json::operator>
friend bool operator>(const_reference lhs, const_reference rhs) noexcept
comparison: greater than
Definition: json.hpp:20714
nlohmann::basic_json::destroy
void destroy(value_t t)
Definition: json.hpp:17722
nlohmann::basic_json::json_value
json_value(const object_t &value)
constructor for objects
Definition: json.hpp:17699
nlohmann::basic_json::erase
IteratorType erase(IteratorType first, IteratorType last)
remove elements given an iterator range
Definition: json.hpp:19486
nlohmann::basic_json::get_impl_ptr
object_t * get_impl_ptr(object_t *) noexcept
get a pointer to the value (object)
Definition: json.hpp:18570
nlohmann::basic_json::json_value
json_value(typename binary_t::container_type &&value)
constructor for rvalue binary arrays
Definition: json.hpp:17714
nlohmann::basic_json::json_value
json_value(boolean_t v) noexcept
constructor for booleans
Definition: json.hpp:17613
nlohmann::basic_json::is_boolean
constexpr bool is_boolean() const noexcept
return whether value is a boolean
Definition: json.hpp:18476
nlohmann::basic_json::items
iteration_proxy< iterator > items() noexcept
helper to access iterator member functions in range-based for
Definition: json.hpp:19779
nlohmann::basic_json::end
iterator end() noexcept
returns an iterator to one past the last element
Definition: json.hpp:19689
nlohmann::basic_json::swap
void swap(reference other) noexcept(std::is_nothrow_move_constructible< value_t >::value &&std::is_nothrow_move_assignable< value_t >::value &&std::is_nothrow_move_constructible< json_value >::value &&std::is_nothrow_move_assignable< json_value >::value)
exchanges the values
Definition: json.hpp:20360
nlohmann::basic_json::clear
void clear() noexcept
clears the contents
Definition: json.hpp:19925
nlohmann::basic_json::operator>=
friend bool operator>=(ScalarType lhs, const_reference rhs) noexcept
comparison: greater than or equal
Definition: json.hpp:20757
nlohmann::basic_json::from_msgpack
static JSON_HEDLEY_WARN_UNUSED_RESULT basic_json from_msgpack(IteratorType first, IteratorType last, const bool strict=true, const bool allow_exceptions=true)
create a JSON value from an input in MessagePack format
Definition: json.hpp:21182
nlohmann::basic_json::is_binary
constexpr bool is_binary() const noexcept
return whether value is a binary array
Definition: json.hpp:18532
nlohmann::basic_json::binary
binary_t * binary
binary (stored with pointer to save storage)
Definition: json.hpp:17600
nlohmann::basic_json::object
static JSON_HEDLEY_WARN_UNUSED_RESULT basic_json object(initializer_list_t init={})
explicitly create an object from an initializer list
Definition: json.hpp:18167
nlohmann::basic_json::get_impl_ptr
constexpr const number_float_t * get_impl_ptr(const number_float_t *) const noexcept
get a pointer to the value (floating-point number)
Definition: json.hpp:18648
nlohmann::basic_json::insert
iterator insert(const_iterator pos, basic_json &&val)
inserts element into array
Definition: json.hpp:20203
nlohmann::basic_json::from_ubjson
static JSON_HEDLEY_WARN_UNUSED_RESULT basic_json from_ubjson(IteratorType first, IteratorType last, const bool strict=true, const bool allow_exceptions=true)
create a JSON value from an input in UBJSON format
Definition: json.hpp:21236
nlohmann::basic_json::operator[]
reference operator[](size_type idx)
access specified array element
Definition: json.hpp:19182
nlohmann::basic_json::operator>
friend bool operator>(const_reference lhs, ScalarType rhs) noexcept
comparison: greater than
Definition: json.hpp:20723
nlohmann::basic_json::to_bson
static void to_bson(const basic_json &j, detail::output_adapter< char > o)
create a BSON serialization of a given JSON value
Definition: json.hpp:21099
nlohmann::basic_json::at
reference at(const json_pointer &ptr)
access specified element via JSON Pointer
Definition: json.hpp:21349
nlohmann::basic_json::get_to
ValueType & get_to(ValueType &v) const noexcept(noexcept(JSONSerializer< ValueType >::from_json(std::declval< const basic_json_t & >(), v)))
get a value (explicit)
Definition: json.hpp:18952
nlohmann::basic_json::swap
void swap(binary_t &other)
exchanges the values
Definition: json.hpp:20434
nlohmann::basic_json::const_reverse_iterator
json_reverse_iterator< typename basic_json::const_iterator > const_reverse_iterator
a const reverse iterator for a basic_json container
Definition: json.hpp:17413
nlohmann::basic_json::from_ubjson
static JSON_HEDLEY_WARN_UNUSED_RESULT basic_json from_ubjson(InputType &&i, const bool strict=true, const bool allow_exceptions=true)
create a JSON value from an input in UBJSON format
Definition: json.hpp:21221
nlohmann::basic_json::json_pointer
::nlohmann::json_pointer< basic_json > json_pointer
JSON Pointer, see nlohmann::json_pointer.
Definition: json.hpp:17344
nlohmann::basic_json::operator!=
friend bool operator!=(ScalarType lhs, const_reference rhs) noexcept
comparison: not equal
Definition: json.hpp:20588
nlohmann::basic_json::to_ubjson
static void to_ubjson(const basic_json &j, detail::output_adapter< std::uint8_t > o, const bool use_size=false, const bool use_type=false)
create a UBJSON serialization of a given JSON value
Definition: json.hpp:21067
nlohmann::basic_json::parser
static ::nlohmann::detail::parser< basic_json, InputAdapterType > parser(InputAdapterType adapter, detail::parser_callback_t< basic_json >cb=nullptr, const bool allow_exceptions=true, const bool ignore_comments=false)
Definition: json.hpp:17310
nlohmann::basic_json::get_impl_ptr
number_unsigned_t * get_impl_ptr(number_unsigned_t *) noexcept
get a pointer to the value (unsigned number)
Definition: json.hpp:18630
nlohmann::basic_json::rbegin
const_reverse_iterator rbegin() const noexcept
returns an iterator to the reverse-beginning
Definition: json.hpp:19721
nlohmann::basic_json::get_binary
binary_t & get_binary()
get a binary value
Definition: json.hpp:19055
nlohmann::basic_json::swap
void swap(string_t &other)
exchanges the values
Definition: json.hpp:20419
nlohmann::basic_json::back
const_reference back() const
access the last element
Definition: json.hpp:19402
nlohmann::basic_json::operator<
friend bool operator<(const_reference lhs, const_reference rhs) noexcept
comparison: less than
Definition: json.hpp:20595
nlohmann::basic_json::get_impl
ValueType get_impl(detail::priority_tag< 1 >) const noexcept(noexcept(JSONSerializer< ValueType >::from_json(std::declval< const basic_json_t & >())))
get a value (explicit); special case
Definition: json.hpp:18802
nlohmann::basic_json::operator>>
friend std::istream & operator>>(std::istream &i, basic_json &j)
deserialize from stream
Definition: json.hpp:20942
nlohmann::basic_json::binary
static JSON_HEDLEY_WARN_UNUSED_RESULT basic_json binary(typename binary_t::container_type &&init)
explicitly create a binary array
Definition: json.hpp:18137
nlohmann::basic_json::is_string
constexpr bool is_string() const noexcept
return whether value is a string
Definition: json.hpp:18525
nlohmann::basic_json::get_impl_ptr
number_integer_t * get_impl_ptr(number_integer_t *) noexcept
get a pointer to the value (integer number)
Definition: json.hpp:18618
nlohmann::basic_json::is_array
constexpr bool is_array() const noexcept
return whether value is an array
Definition: json.hpp:18518
nlohmann::basic_json::insert_iterator
iterator insert_iterator(const_iterator pos, Args &&... args)
Definition: json.hpp:20164
nlohmann::basic_json::flatten
basic_json flatten() const
return flattened JSON value
Definition: json.hpp:21363
nlohmann::basic_json::operator>=
friend bool operator>=(const_reference lhs, ScalarType rhs) noexcept
comparison: greater than or equal
Definition: json.hpp:20748
nlohmann::basic_json::push_back
void push_back(basic_json &&val)
add an object to an array
Definition: json.hpp:19986
nlohmann::basic_json::from_cbor
static JSON_HEDLEY_WARN_UNUSED_RESULT basic_json from_cbor(IteratorType first, IteratorType last, const bool strict=true, const bool allow_exceptions=true, const cbor_tag_handler_t tag_handler=cbor_tag_handler_t::error)
create a JSON value from an input in CBOR format
Definition: json.hpp:21124
nlohmann::basic_json::count
size_type count(KeyT &&key) const
returns the number of occurrences of a key in a JSON object
Definition: json.hpp:19630
nlohmann::basic_json::json_value
json_value(const typename binary_t::container_type &value)
constructor for binary arrays
Definition: json.hpp:17711
nlohmann::basic_json::get_binary
const binary_t & get_binary() const
get a binary value
Definition: json.hpp:19067
nlohmann::basic_json::json_value
json_value()=default
default constructor (for null values)
nlohmann::basic_json::is_number
constexpr bool is_number() const noexcept
return whether value is a number
Definition: json.hpp:18483
nlohmann::basic_json::number_float
number_float_t number_float
number (floating-point)
Definition: json.hpp:17608
nlohmann::basic_json::object_comparator_t
std::less< StringType > object_comparator_t
object key comparator type
Definition: json.hpp:17500
nlohmann::basic_json::string
string_t * string
string (stored with pointer to save storage)
Definition: json.hpp:17598
nlohmann::basic_json::emplace
std::pair< iterator, bool > emplace(Args &&... args)
add an object to an object if key does not exist
Definition: json.hpp:20132
nlohmann::basic_json::operator+=
reference operator+=(initializer_list_t init)
add an object to an object
Definition: json.hpp:20098
nlohmann::basic_json::output_adapter_t
::nlohmann::detail::output_adapter_t< CharType > output_adapter_t
Definition: json.hpp:17332
nlohmann::basic_json::is_number_integer
constexpr bool is_number_integer() const noexcept
return whether value is an integer number
Definition: json.hpp:18490
nlohmann::basic_json::create
static JSON_HEDLEY_RETURNS_NON_NULL T * create(Args &&... args)
helper for exception-safe object creation
Definition: json.hpp:17546
nlohmann::basic_json::initializer_list_t
std::initializer_list< detail::json_ref< basic_json > > initializer_list_t
helper type for initializer lists of basic_json values
Definition: json.hpp:17352
nlohmann::basic_json::get_impl_ptr
constexpr const array_t * get_impl_ptr(const array_t *) const noexcept
get a pointer to the value (array)
Definition: json.hpp:18588
nlohmann::basic_json::to_cbor
static void to_cbor(const basic_json &j, detail::output_adapter< std::uint8_t > o)
create a CBOR serialization of a given JSON value
Definition: json.hpp:21019
nlohmann::basic_json::value_t
detail::value_t value_t
Definition: json.hpp:17342
nlohmann::basic_json::get_to
ValueType & get_to(ValueType &v) const
Definition: json.hpp:18965
nlohmann::basic_json::json_value
json_value(binary_t &&value)
constructor for rvalue binary arrays (internal type)
Definition: json.hpp:17720
nlohmann::basic_json::to_msgpack
static void to_msgpack(const basic_json &j, detail::output_adapter< char > o)
create a MessagePack serialization of a given JSON value
Definition: json.hpp:21049
nlohmann::basic_json::operator[]
const_reference operator[](const typename object_t::key_type &key) const
access specified object element
Definition: json.hpp:19262
nlohmann::basic_json::find
iterator find(KeyT &&key)
find an element in a JSON object
Definition: json.hpp:19600
nlohmann::basic_json::basic_json
basic_json(std::nullptr_t=nullptr) noexcept
create a null object
Definition: json.hpp:17981
nlohmann::basic_json::operator[]
const_reference operator[](size_type idx) const
access specified array element
Definition: json.hpp:19228
nlohmann::basic_json::array
array_t * array
array (stored with pointer to save storage)
Definition: json.hpp:17596
nlohmann::basic_json::allocator_type
AllocatorType< basic_json > allocator_type
the allocator type
Definition: json.hpp:17399
nlohmann::basic_json::get_impl
basic_json get_impl(detail::priority_tag< 3 >) const
get special-case overload
Definition: json.hpp:18850
nlohmann::basic_json::binary_t
nlohmann::byte_container_with_subtype< BinaryType > binary_t
a type for a packed binary type
Definition: json.hpp:17537
nlohmann::basic_json::json_serializer
JSONSerializer< T, SFINAE > json_serializer
Definition: json.hpp:17346
nlohmann::basic_json::push_back
void push_back(const typename object_t::value_type &val)
add an object to an object
Definition: json.hpp:20051
nlohmann::basic_json::parse
static JSON_HEDLEY_WARN_UNUSED_RESULT basic_json parse(IteratorType first, IteratorType last, const parser_callback_t cb=nullptr, const bool allow_exceptions=true, const bool ignore_comments=false)
deserialize from a pair of character iterators
Definition: json.hpp:20828
nlohmann::basic_json::number_integer
number_integer_t number_integer
number (integer)
Definition: json.hpp:17604
nlohmann::basic_json::get_impl_ptr
constexpr const string_t * get_impl_ptr(const string_t *) const noexcept
get a pointer to the value (string)
Definition: json.hpp:18600
nlohmann::basic_json::contains
bool contains(const json_pointer &ptr) const
check the existence of an element in a JSON object given a JSON pointer
Definition: json.hpp:19647
nlohmann::basic_json::from_msgpack
static JSON_HEDLEY_WARN_UNUSED_RESULT basic_json from_msgpack(InputType &&i, const bool strict=true, const bool allow_exceptions=true)
create a JSON value from an input in MessagePack format
Definition: json.hpp:21167
nlohmann::basic_json::patch
basic_json patch(const basic_json &json_patch) const
applies a JSON patch
Definition: json.hpp:21388
nlohmann::basic_json::value
string_t value(const typename object_t::key_type &key, const char *default_value) const
access specified object element with default value
Definition: json.hpp:19340
nlohmann::basic_json::basic_json
basic_json(CompatibleType &&val) noexcept(noexcept(//NOLINT(bugprone-forwarding-reference-overload, bugprone-exception-escape) JSONSerializer< U >::to_json(std::declval< basic_json_t & >(), std::forward< CompatibleType >(val))))
create a JSON value from compatible types
Definition: json.hpp:17993
nlohmann::basic_json::set_parents
void set_parents()
Definition: json.hpp:17861
nlohmann::basic_json::unflatten
basic_json unflatten() const
unflatten a previously flattened JSON value
Definition: json.hpp:21372
nlohmann::basic_json::number_unsigned_t
NumberUnsignedType number_unsigned_t
a type for a number (unsigned)
Definition: json.hpp:17529
nlohmann::basic_json::operator+=
reference operator+=(const typename object_t::value_type &val)
add an object to an object
Definition: json.hpp:20074
nlohmann::basic_json::to_msgpack
static std::vector< std::uint8_t > to_msgpack(const basic_json &j)
create a MessagePack serialization of a given JSON value
Definition: json.hpp:21033
nlohmann::basic_json::cbegin
const_iterator cbegin() const noexcept
returns a const iterator to the first element
Definition: json.hpp:19680
nlohmann::basic_json::operator<=
friend bool operator<=(const_reference lhs, ScalarType rhs) noexcept
comparison: less than or equal
Definition: json.hpp:20698
nlohmann::basic_json::json_value
json_value(array_t &&value)
constructor for rvalue arrays
Definition: json.hpp:17708
nlohmann::basic_json::basic_json
basic_json(initializer_list_t init, bool type_deduction=true, value_t manual_type=value_t::array)
create a container (array or object) from an initializer list
Definition: json.hpp:18059
nlohmann::basic_json::at
const_reference at(size_type idx) const
access specified array element with bounds checking
Definition: json.hpp:19113
nlohmann::basic_json::insert
iterator insert(const_iterator pos, const basic_json &val)
inserts element into array
Definition: json.hpp:20183
nlohmann::basic_json::is_discarded
constexpr bool is_discarded() const noexcept
return whether value is discarded
Definition: json.hpp:18539
nlohmann::basic_json::get_impl
constexpr auto get_impl(detail::priority_tag< 4 >) const noexcept -> decltype(std::declval< const basic_json_t & >().template get_ptr< PointerType >())
get a pointer value (explicit)
Definition: json.hpp:18863
nlohmann::basic_json::is_null
constexpr bool is_null() const noexcept
return whether value is null
Definition: json.hpp:18469
nlohmann::basic_json::swap
friend void swap(reference left, reference right) noexcept(std::is_nothrow_move_constructible< value_t >::value &&std::is_nothrow_move_assignable< value_t >::value &&std::is_nothrow_move_constructible< json_value >::value &&std::is_nothrow_move_assignable< json_value >::value)
exchanges the values
Definition: json.hpp:20377
nlohmann::basic_json::object_t
ObjectType< StringType, basic_json, object_comparator_t, AllocatorType< std::pair< const StringType, basic_json > >> object_t
a type for an object
Definition: json.hpp:17509
nlohmann::basic_json::get
auto get() const noexcept(noexcept(std::declval< const basic_json_t & >().template get_impl< ValueType >(detail::priority_tag< 4 > {}))) -> decltype(std::declval< const basic_json_t & >().template get_impl< ValueType >(detail::priority_tag< 4 > {}))
get a (pointer) value (explicit)
Definition: json.hpp:18898
nlohmann::basic_json::to_msgpack
static void to_msgpack(const basic_json &j, detail::output_adapter< std::uint8_t > o)
create a MessagePack serialization of a given JSON value
Definition: json.hpp:21042
nlohmann::basic_json::operator+=
reference operator+=(const basic_json &val)
add an object to an array
Definition: json.hpp:20043
nlohmann::basic_json::erase
size_type erase(const typename object_t::key_type &key)
remove element from a JSON object given a key
Definition: json.hpp:19556
nlohmann::basic_json::get_ref_impl
static ReferenceType get_ref_impl(ThisType &obj)
helper function to implement get_ref()
Definition: json.hpp:18677
nlohmann::basic_json::basic_json
basic_json(size_type cnt, const basic_json &val)
construct an array with count copies of given value
Definition: json.hpp:18174
nlohmann::basic_json::get_allocator
static allocator_type get_allocator()
returns the allocator associated with the container
Definition: json.hpp:17420
nlohmann::basic_json::get_ptr
constexpr auto get_ptr() const noexcept -> decltype(std::declval< const basic_json_t & >().get_impl_ptr(std::declval< PointerType >()))
get a pointer value (implicit)
Definition: json.hpp:18710
nlohmann::basic_json::rbegin
reverse_iterator rbegin() noexcept
returns an iterator to the reverse-beginning
Definition: json.hpp:19714
nlohmann::byte_container_with_subtype
an internal type for a backed binary type
Definition: json.hpp:4973
nlohmann::byte_container_with_subtype::byte_container_with_subtype
byte_container_with_subtype(const container_type &b, subtype_type subtype_) noexcept(noexcept(container_type(b)))
Definition: json.hpp:4994
nlohmann::byte_container_with_subtype::container_type
BinaryType container_type
Definition: json.hpp:4975
nlohmann::byte_container_with_subtype::byte_container_with_subtype
byte_container_with_subtype(const container_type &b) noexcept(noexcept(container_type(b)))
Definition: json.hpp:4984
nlohmann::byte_container_with_subtype::m_has_subtype
bool m_has_subtype
Definition: json.hpp:5050
nlohmann::byte_container_with_subtype::byte_container_with_subtype
byte_container_with_subtype(container_type &&b) noexcept(noexcept(container_type(std::move(b))))
Definition: json.hpp:4989
nlohmann::byte_container_with_subtype::operator!=
bool operator!=(const byte_container_with_subtype &rhs) const
Definition: json.hpp:5013
nlohmann::byte_container_with_subtype::clear_subtype
void clear_subtype() noexcept
clears the binary subtype
Definition: json.hpp:5042
nlohmann::byte_container_with_subtype::byte_container_with_subtype
byte_container_with_subtype() noexcept(noexcept(container_type()))
Definition: json.hpp:4979
nlohmann::byte_container_with_subtype::byte_container_with_subtype
byte_container_with_subtype(container_type &&b, subtype_type subtype_) noexcept(noexcept(container_type(std::move(b))))
Definition: json.hpp:5001
nlohmann::byte_container_with_subtype::has_subtype
constexpr bool has_subtype() const noexcept
return whether the value has a subtype
Definition: json.hpp:5035
nlohmann::byte_container_with_subtype::set_subtype
void set_subtype(subtype_type subtype_) noexcept
sets the binary subtype
Definition: json.hpp:5020
nlohmann::byte_container_with_subtype::subtype
constexpr subtype_type subtype() const noexcept
return the binary subtype
Definition: json.hpp:5028
nlohmann::byte_container_with_subtype::subtype_type
std::uint64_t subtype_type
Definition: json.hpp:4976
nlohmann::byte_container_with_subtype::m_subtype
subtype_type m_subtype
Definition: json.hpp:5049
nlohmann::byte_container_with_subtype::operator==
bool operator==(const byte_container_with_subtype &rhs) const
Definition: json.hpp:5007
nlohmann::detail::binary_reader
deserialization of CBOR, MessagePack, and UBJSON values
Definition: json.hpp:8230
nlohmann::detail::binary_reader::number_unsigned_t
typename BasicJsonType::number_unsigned_t number_unsigned_t
Definition: json.hpp:8232
nlohmann::detail::binary_reader::get_msgpack_array
bool get_msgpack_array(const std::size_t len)
Definition: json.hpp:9921
nlohmann::detail::binary_reader::get_bson_string
bool get_bson_string(const NumberType len, string_t &result)
Parses a zero-terminated string of length len from the BSON input.
Definition: json.hpp:8384
nlohmann::detail::binary_reader::parse_bson_element_internal
bool parse_bson_element_internal(const char_int_type element_type, const std::size_t element_type_parse_position)
Read a BSON document element of the given element_type.
Definition: json.hpp:8431
nlohmann::detail::binary_reader::parse_bson_array
bool parse_bson_array()
Reads an array from the BSON input and passes it to the SAX-parser.
Definition: json.hpp:8547
nlohmann::detail::binary_reader::get_ignore_noop
char_int_type get_ignore_noop()
Definition: json.hpp:10494
nlohmann::detail::binary_reader::get_ubjson_high_precision_number
bool get_ubjson_high_precision_number()
Definition: json.hpp:10409
nlohmann::detail::binary_reader::binary_reader
binary_reader(InputAdapterType &&adapter) noexcept
create a binary reader
Definition: json.hpp:8246
nlohmann::detail::binary_reader::number_integer_t
typename BasicJsonType::number_integer_t number_integer_t
Definition: json.hpp:8231
nlohmann::detail::binary_reader::get_bson_cstr
bool get_bson_cstr(string_t &result)
Parses a C-style string from the BSON input.
Definition: json.hpp:8354
nlohmann::detail::binary_reader::~binary_reader
~binary_reader()=default
nlohmann::detail::binary_reader::operator=
binary_reader & operator=(const binary_reader &)=delete
nlohmann::detail::binary_reader::get_cbor_array
bool get_cbor_array(const std::size_t len, const cbor_tag_handler_t tag_handler)
Definition: json.hpp:9254
nlohmann::detail::binary_reader::get_msgpack_binary
bool get_msgpack_binary(binary_t &result)
reads a MessagePack byte array
Definition: json.hpp:9810
nlohmann::detail::binary_reader::get_cbor_object
bool get_cbor_object(const std::size_t len, const cbor_tag_handler_t tag_handler)
Definition: json.hpp:9292
nlohmann::detail::binary_reader::get_ubjson_string
bool get_ubjson_string(string_t &result, const bool get_char=true)
reads a UBJSON string
Definition: json.hpp:9999
nlohmann::detail::binary_reader::json_sax_t
SAX json_sax_t
Definition: json.hpp:8236
nlohmann::detail::binary_reader::parse_bson_element_list
bool parse_bson_element_list(const bool is_array)
Read a BSON element list (as specified in the BSON-spec)
Definition: json.hpp:8509
nlohmann::detail::binary_reader::parse_cbor_internal
bool parse_cbor_internal(const bool get_char, const cbor_tag_handler_t tag_handler)
Definition: json.hpp:8577
nlohmann::detail::binary_reader::get_string
bool get_string(const input_format_t format, const NumberType len, string_t &result)
create a string by reading characters from the input
Definition: json.hpp:10562
nlohmann::detail::binary_reader::get_cbor_string
bool get_cbor_string(string_t &result)
reads a CBOR string
Definition: json.hpp:9065
nlohmann::detail::binary_reader::ia
InputAdapterType ia
input adapter
Definition: json.hpp:10679
nlohmann::detail::binary_reader::get_binary
bool get_binary(const input_format_t format, const NumberType len, binary_t &result)
create a byte array by reading bytes from the input
Definition: json.hpp:10595
nlohmann::detail::binary_reader::parse_ubjson_internal
bool parse_ubjson_internal(const bool get_char=true)
Definition: json.hpp:9980
nlohmann::detail::binary_reader::unexpect_eof
bool unexpect_eof(const input_format_t format, const char *context) const
Definition: json.hpp:10619
nlohmann::detail::binary_reader::get_ubjson_size_type
bool get_ubjson_size_type(std::pair< std::size_t, char_int_type > &result)
determine the type and size for a container
Definition: json.hpp:10130
nlohmann::detail::binary_reader::get_token_string
std::string get_token_string() const
Definition: json.hpp:10632
nlohmann::detail::binary_reader::get_ubjson_value
bool get_ubjson_value(const char_int_type prefix)
Definition: json.hpp:10171
nlohmann::detail::binary_reader::string_t
typename BasicJsonType::string_t string_t
Definition: json.hpp:8234
nlohmann::detail::binary_reader::get_msgpack_object
bool get_msgpack_object(const std::size_t len)
Definition: json.hpp:9943
nlohmann::detail::binary_reader::get_bson_binary
bool get_bson_binary(const NumberType len, binary_t &result)
Parses a byte array input of length len from the BSON input.
Definition: json.hpp:8405
nlohmann::detail::binary_reader::exception_message
std::string exception_message(const input_format_t format, const std::string &detail, const std::string &context) const
Definition: json.hpp:10645
nlohmann::detail::binary_reader::chars_read
std::size_t chars_read
the number of characters read
Definition: json.hpp:10685
nlohmann::detail::binary_reader::char_int_type
typename std::char_traits< char_type >::int_type char_int_type
Definition: json.hpp:8238
nlohmann::detail::binary_reader::binary_reader
binary_reader(const binary_reader &)=delete
nlohmann::detail::binary_reader::current
char_int_type current
the current character
Definition: json.hpp:10682
nlohmann::detail::binary_reader::sax_parse
bool sax_parse(const input_format_t format, json_sax_t *sax_, const bool strict=true, const cbor_tag_handler_t tag_handler=cbor_tag_handler_t::error)
Definition: json.hpp:8267
nlohmann::detail::binary_reader::sax
json_sax_t * sax
the SAX parser
Definition: json.hpp:10691
nlohmann::detail::binary_reader::get_ubjson_size_value
bool get_ubjson_size_value(std::size_t &result)
Definition: json.hpp:10053
nlohmann::detail::binary_reader::char_type
typename InputAdapterType::char_type char_type
Definition: json.hpp:8237
nlohmann::detail::binary_reader::parse_bson_internal
bool parse_bson_internal()
Reads in a BSON-object and passes it to the SAX-parser.
Definition: json.hpp:8329
nlohmann::detail::binary_reader::get_number
bool get_number(const input_format_t format, NumberType &result)
Definition: json.hpp:10519
nlohmann::detail::binary_reader::get_cbor_binary
bool get_cbor_binary(binary_t &result)
reads a CBOR byte array
Definition: json.hpp:9160
nlohmann::detail::binary_reader::binary_reader
binary_reader(binary_reader &&)=default
nlohmann::detail::binary_reader::binary_t
typename BasicJsonType::binary_t binary_t
Definition: json.hpp:8235
nlohmann::detail::binary_reader::get
char_int_type get()
get next character from the input
Definition: json.hpp:10485
nlohmann::detail::binary_reader::operator=
binary_reader & operator=(binary_reader &&)=default
nlohmann::detail::binary_reader::is_little_endian
const bool is_little_endian
whether we can assume little endianness
Definition: json.hpp:10688
nlohmann::detail::binary_reader::get_msgpack_string
bool get_msgpack_string(string_t &result)
reads a MessagePack string
Definition: json.hpp:9728
nlohmann::detail::binary_reader::get_ubjson_object
bool get_ubjson_object()
Definition: json.hpp:10334
nlohmann::detail::binary_reader::parse_msgpack_internal
bool parse_msgpack_internal()
Definition: json.hpp:9348
nlohmann::detail::binary_reader::number_float_t
typename BasicJsonType::number_float_t number_float_t
Definition: json.hpp:8233
nlohmann::detail::binary_reader::get_ubjson_array
bool get_ubjson_array()
Definition: json.hpp:10272
nlohmann::detail::binary_writer
serialization to CBOR and MessagePack values
Definition: json.hpp:13315
nlohmann::detail::binary_writer::write_bson_array
void write_bson_array(const string_t &name, const typename BasicJsonType::array_t &value)
Writes a BSON element with key name and array value.
Definition: json.hpp:14391
nlohmann::detail::binary_writer::write_number_with_ubjson_prefix
void write_number_with_ubjson_prefix(const NumberType n, const bool add_prefix)
Definition: json.hpp:14582
nlohmann::detail::binary_writer::write_ubjson
void write_ubjson(const BasicJsonType &j, const bool use_count, const bool use_type, const bool add_prefix=true)
Definition: json.hpp:14013
nlohmann::detail::binary_writer::calc_bson_entry_header_size
static std::size_t calc_bson_entry_header_size(const string_t &name, const BasicJsonType &j)
Definition: json.hpp:14221
nlohmann::detail::binary_writer::get_ubjson_float_prefix
static constexpr CharType get_ubjson_float_prefix(double)
Definition: json.hpp:14808
nlohmann::detail::binary_writer::write_bson_entry_header
void write_bson_entry_header(const string_t &name, const std::uint8_t element_type)
Writes the given element_type and name to the output adapter.
Definition: json.hpp:14236
nlohmann::detail::binary_writer::calc_bson_element_size
static std::size_t calc_bson_element_size(const string_t &name, const BasicJsonType &j)
Calculates the size necessary to serialize the JSON value j with its name.
Definition: json.hpp:14425
nlohmann::detail::binary_writer::write_bson_double
void write_bson_double(const string_t &name, const double value)
Writes a BSON element with key name and double value value.
Definition: json.hpp:14258
nlohmann::detail::binary_writer::write_bson_object
void write_bson_object(const typename BasicJsonType::object_t &value)
Definition: json.hpp:14535
nlohmann::detail::binary_writer::string_t
typename BasicJsonType::string_t string_t
Definition: json.hpp:13316
nlohmann::detail::binary_writer::get_cbor_float_prefix
static constexpr CharType get_cbor_float_prefix(float)
Definition: json.hpp:14551
nlohmann::detail::binary_writer::to_char_type
static constexpr CharType to_char_type(InputCharType x) noexcept
Definition: json.hpp:14908
nlohmann::detail::binary_writer::binary_t
typename BasicJsonType::binary_t binary_t
Definition: json.hpp:13317
nlohmann::detail::binary_writer::binary_writer
binary_writer(output_adapter_t< CharType > adapter)
create a binary writer
Definition: json.hpp:13326
nlohmann::detail::binary_writer::get_msgpack_float_prefix
static constexpr CharType get_msgpack_float_prefix(double)
Definition: json.hpp:14570
nlohmann::detail::binary_writer::ubjson_prefix
CharType ubjson_prefix(const BasicJsonType &j) const noexcept
determine the type prefix of container values
Definition: json.hpp:14722
nlohmann::detail::binary_writer::write_bson_integer
void write_bson_integer(const string_t &name, const std::int64_t value)
Writes a BSON element with key name and integer value.
Definition: json.hpp:14308
nlohmann::detail::binary_writer::to_char_type
static CharType to_char_type(std::uint8_t x) noexcept
Definition: json.hpp:14886
nlohmann::detail::binary_writer::write_bson_string
void write_bson_string(const string_t &name, const string_t &value)
Writes a BSON element with key name and string value value.
Definition: json.hpp:14276
nlohmann::detail::binary_writer::write_bson_object_entry
void write_bson_object_entry(const string_t &name, const typename BasicJsonType::object_t &value)
Writes a BSON element with key name and object value.
Definition: json.hpp:14358
nlohmann::detail::binary_writer::get_ubjson_float_prefix
static constexpr CharType get_ubjson_float_prefix(float)
Definition: json.hpp:14803
nlohmann::detail::binary_writer::write_number
void write_number(const NumberType n)
Definition: json.hpp:14829
nlohmann::detail::binary_writer::write_bson_element
void write_bson_element(const string_t &name, const BasicJsonType &j)
Serializes the JSON value j to BSON and associates it with the key name.
Definition: json.hpp:14473
nlohmann::detail::binary_writer::write_bson_binary
void write_bson_binary(const string_t &name, const binary_t &value)
Writes a BSON element with key name and binary value value.
Definition: json.hpp:14410
nlohmann::detail::binary_writer::write_bson_null
void write_bson_null(const string_t &name)
Writes a BSON element with key name and null value.
Definition: json.hpp:14290
nlohmann::detail::binary_writer::calc_bson_binary_size
static std::size_t calc_bson_binary_size(const typename BasicJsonType::binary_t &value)
Definition: json.hpp:14383
nlohmann::detail::binary_writer::write_bson
void write_bson(const BasicJsonType &j)
Definition: json.hpp:13335
nlohmann::detail::binary_writer::write_cbor
void write_cbor(const BasicJsonType &j)
Definition: json.hpp:13364
nlohmann::detail::binary_writer::calc_bson_unsigned_size
static constexpr std::size_t calc_bson_unsigned_size(const std::uint64_t value) noexcept
Definition: json.hpp:14326
nlohmann::detail::binary_writer::to_char_type
static constexpr CharType to_char_type(std::uint8_t x) noexcept
Definition: json.hpp:14879
nlohmann::detail::binary_writer::number_float_t
typename BasicJsonType::number_float_t number_float_t
Definition: json.hpp:13318
nlohmann::detail::binary_writer::write_bson_unsigned
void write_bson_unsigned(const string_t &name, const BasicJsonType &j)
Writes a BSON element with key name and unsigned value.
Definition: json.hpp:14336
nlohmann::detail::binary_writer::calc_bson_object_size
static std::size_t calc_bson_object_size(const typename BasicJsonType::object_t &value)
Calculates the size of the BSON serialization of the given JSON-object j.
Definition: json.hpp:14520
nlohmann::detail::binary_writer::get_msgpack_float_prefix
static constexpr CharType get_msgpack_float_prefix(float)
Definition: json.hpp:14565
nlohmann::detail::binary_writer::write_bson_boolean
void write_bson_boolean(const string_t &name, const bool value)
Writes a BSON element with key name and boolean value value.
Definition: json.hpp:14248
nlohmann::detail::binary_writer::write_msgpack
void write_msgpack(const BasicJsonType &j)
Definition: json.hpp:13688
nlohmann::detail::binary_writer::write_compact_float
void write_compact_float(const number_float_t n, detail::input_format_t format)
Definition: json.hpp:14845
nlohmann::detail::binary_writer::calc_bson_string_size
static std::size_t calc_bson_string_size(const string_t &value)
Definition: json.hpp:14268
nlohmann::detail::binary_writer::calc_bson_integer_size
static std::size_t calc_bson_integer_size(const std::int64_t value)
Definition: json.hpp:14298
nlohmann::detail::binary_writer::calc_bson_array_size
static std::size_t calc_bson_array_size(const typename BasicJsonType::array_t &value)
Definition: json.hpp:14368
nlohmann::detail::binary_writer::get_cbor_float_prefix
static constexpr CharType get_cbor_float_prefix(double)
Definition: json.hpp:14556
nlohmann::detail::exception
general exception of the basic_json class
Definition: json.hpp:2809
nlohmann::detail::exception::what
const char * what() const noexcept override
returns the explanatory string
Definition: json.hpp:2812
nlohmann::detail::exception::id
const int id
the id of the exception
Definition: json.hpp:2818
nlohmann::detail::exception::diagnostics
static std::string diagnostics(const BasicJsonType &leaf_element)
Definition: json.hpp:2830
nlohmann::detail::exception::name
static std::string name(const std::string &ename, int id_)
Definition: json.hpp:2824
nlohmann::detail::exception::m
std::runtime_error m
an exception object as storage for error messages
Definition: json.hpp:2895
nlohmann::detail::file_input_adapter
Definition: json.hpp:5245
nlohmann::detail::file_input_adapter::m_file
std::FILE * m_file
the file pointer to read from
Definition: json.hpp:5268
nlohmann::detail::file_input_adapter::get_character
std::char_traits< char >::int_type get_character() noexcept
Definition: json.hpp:5261
nlohmann::detail::file_input_adapter::file_input_adapter
file_input_adapter(const file_input_adapter &)=delete
nlohmann::detail::file_input_adapter::file_input_adapter
file_input_adapter(file_input_adapter &&) noexcept=default
nlohmann::detail::file_input_adapter::char_type
char char_type
Definition: json.hpp:5247
nlohmann::detail::input_stream_adapter
Definition: json.hpp:5282
nlohmann::detail::input_stream_adapter::input_stream_adapter
input_stream_adapter(input_stream_adapter &&rhs) noexcept
Definition: json.hpp:5305
nlohmann::detail::input_stream_adapter::~input_stream_adapter
~input_stream_adapter()
Definition: json.hpp:5286
nlohmann::detail::input_stream_adapter::operator=
input_stream_adapter & operator=(input_stream_adapter &&)=delete
nlohmann::detail::input_stream_adapter::input_stream_adapter
input_stream_adapter(const input_stream_adapter &)=delete
nlohmann::detail::input_stream_adapter::is
std::istream * is
the associated input stream
Definition: json.hpp:5328
nlohmann::detail::input_stream_adapter::char_type
char char_type
Definition: json.hpp:5284
nlohmann::detail::input_stream_adapter::sb
std::streambuf * sb
Definition: json.hpp:5329
nlohmann::detail::input_stream_adapter::get_character
std::char_traits< char >::int_type get_character()
Definition: json.hpp:5315
nlohmann::detail::input_stream_adapter::operator=
input_stream_adapter & operator=(input_stream_adapter &)=delete
nlohmann::detail::input_stream_adapter::input_stream_adapter
input_stream_adapter(std::istream &i)
Definition: json.hpp:5296
nlohmann::detail::invalid_iterator
exception indicating errors with iterators
Definition: json.hpp:2954
nlohmann::detail::invalid_iterator::create
static invalid_iterator create(int id_, const std::string &what_arg, const BasicJsonType &context)
Definition: json.hpp:2957
nlohmann::detail::iter_impl
a template for a bidirectional iterator for the basic_json class This class implements a both iterato...
Definition: json.hpp:11407
nlohmann::detail::iter_impl::operator<
bool operator<(const iter_impl &other) const
comparison: smaller
Definition: json.hpp:11870
nlohmann::detail::iter_impl::operator-
iter_impl operator-(difference_type i) const
subtract from iterator
Definition: json.hpp:12000
nlohmann::detail::iter_impl::key
const object_t::key_type & key() const
return the key of an object iterator
Definition: json.hpp:12078
nlohmann::detail::iter_impl::operator!=
bool operator!=(const IterImpl &other) const
comparison: not equal
Definition: json.hpp:11861
nlohmann::detail::iter_impl::operator--
iter_impl const operator--(int)
post-decrement (it–)
Definition: json.hpp:11773
nlohmann::detail::iter_impl::set_end
void set_end() noexcept
set the iterator past the last value
Definition: json.hpp:11597
nlohmann::detail::iter_impl::difference_type
typename BasicJsonType::difference_type difference_type
a type to represent differences between iterators
Definition: json.hpp:11434
nlohmann::detail::iter_impl::iter_impl
iter_impl()=default
nlohmann::detail::iter_impl::operator+=
iter_impl & operator+=(difference_type i)
add to iterator
Definition: json.hpp:11932
nlohmann::detail::iter_impl::~iter_impl
~iter_impl()=default
nlohmann::detail::iter_impl::operator-
difference_type operator-(const iter_impl &other) const
return difference
Definition: json.hpp:12011
nlohmann::detail::iter_impl::reference
typename std::conditional< std::is_const< BasicJsonType >::value, typename BasicJsonType::const_reference, typename BasicJsonType::reference >::type reference
defines a reference to the type iterated over (value_type)
Definition: json.hpp:11443
nlohmann::detail::iter_impl::operator*
reference operator*() const
return a reference to the value pointed to by the iterator
Definition: json.hpp:11636
nlohmann::detail::iter_impl::iter_impl
iter_impl(iter_impl &&) noexcept=default
nlohmann::detail::iter_impl::operator>=
bool operator>=(const iter_impl &other) const
comparison: greater than or equal
Definition: json.hpp:11923
nlohmann::detail::iter_impl::pointer
typename std::conditional< std::is_const< BasicJsonType >::value, typename BasicJsonType::const_pointer, typename BasicJsonType::pointer >::type pointer
defines a pointer to the type iterated over (value_type)
Definition: json.hpp:11438
nlohmann::detail::iter_impl::operator->
pointer operator->() const
dereference the iterator
Definition: json.hpp:11680
nlohmann::detail::iter_impl::operator=
iter_impl & operator=(const iter_impl< typename std::remove_const< BasicJsonType >::type > &other) noexcept
converting assignment
Definition: json.hpp:11541
nlohmann::detail::iter_impl::iter_impl
iter_impl(const iter_impl< const BasicJsonType > &other) noexcept
const copy constructor
Definition: json.hpp:11506
nlohmann::detail::iter_impl::operator++
iter_impl const operator++(int)
post-increment (it++)
Definition: json.hpp:11722
nlohmann::detail::iter_impl::operator--
iter_impl & operator--()
pre-decrement (–it)
Definition: json.hpp:11784
nlohmann::detail::iter_impl::iter_impl
iter_impl(const iter_impl< typename std::remove_const< BasicJsonType >::type > &other) noexcept
converting constructor
Definition: json.hpp:11531
nlohmann::detail::iter_impl::m_it
internal_iterator< typename std::remove_const< BasicJsonType >::type > m_it
the actual iterator of the associated instance
Definition: json.hpp:12103
nlohmann::detail::iter_impl::operator+
iter_impl operator+(difference_type i) const
add to iterator
Definition: json.hpp:11978
nlohmann::detail::iter_impl::operator+
friend iter_impl operator+(difference_type i, const iter_impl &it)
addition of distance and iterator
Definition: json.hpp:11989
nlohmann::detail::iter_impl::operator=
iter_impl & operator=(const iter_impl< const BasicJsonType > &other) noexcept
converting assignment
Definition: json.hpp:11516
nlohmann::detail::iter_impl::operator==
bool operator==(const IterImpl &other) const
comparison: equal
Definition: json.hpp:11825
nlohmann::detail::iter_impl::operator>
bool operator>(const iter_impl &other) const
comparison: greater than
Definition: json.hpp:11914
nlohmann::detail::iter_impl::value_type
typename BasicJsonType::value_type value_type
the type of the values when the iterator is dereferenced
Definition: json.hpp:11432
nlohmann::detail::iter_impl::value
reference value() const
return the value of an iterator
Definition: json.hpp:12094
nlohmann::detail::iter_impl::object_t
typename BasicJsonType::object_t object_t
Definition: json.hpp:11416
nlohmann::detail::iter_impl::other_iter_impl
friend other_iter_impl
allow basic_json to access private members
Definition: json.hpp:11411
nlohmann::detail::iter_impl::operator-=
iter_impl & operator-=(difference_type i)
subtract from iterator
Definition: json.hpp:11969
nlohmann::detail::iter_impl::operator++
iter_impl & operator++()
pre-increment (++it)
Definition: json.hpp:11733
nlohmann::detail::iter_impl::BasicJsonType
friend BasicJsonType
Definition: json.hpp:11412
nlohmann::detail::iter_impl::operator[]
reference operator[](difference_type n) const
access to successor
Definition: json.hpp:12040
nlohmann::detail::iter_impl::operator<=
bool operator<=(const iter_impl &other) const
comparison: less than or equal
Definition: json.hpp:11905
nlohmann::detail::iter_impl::iterator_category
std::bidirectional_iterator_tag iterator_category
Definition: json.hpp:11429
nlohmann::detail::iter_impl::array_t
typename BasicJsonType::array_t array_t
Definition: json.hpp:11417
nlohmann::detail::iteration_proxy_value
Definition: json.hpp:4327
nlohmann::detail::iteration_proxy_value::anchor
IteratorType anchor
the iterator
Definition: json.hpp:4338
nlohmann::detail::iteration_proxy_value::operator*
iteration_proxy_value & operator*()
dereference operator (needed for range-based for)
Definition: json.hpp:4354
nlohmann::detail::iteration_proxy_value::iterator_category
std::input_iterator_tag iterator_category
Definition: json.hpp:4333
nlohmann::detail::iteration_proxy_value::string_type
typename std::remove_cv< typename std::remove_reference< decltype(std::declval< IteratorType >().key()) >::type >::type string_type
Definition: json.hpp:4334
nlohmann::detail::iteration_proxy_value::empty_str
const string_type empty_str
an empty string (to return a reference for primitive values)
Definition: json.hpp:4346
nlohmann::detail::iteration_proxy_value::iteration_proxy_value
iteration_proxy_value(IteratorType it) noexcept
Definition: json.hpp:4349
nlohmann::detail::iteration_proxy_value::operator!=
bool operator!=(const iteration_proxy_value &o) const
inequality operator (needed for range-based for)
Definition: json.hpp:4375
nlohmann::detail::iteration_proxy_value::array_index_last
std::size_t array_index_last
last stringified array index
Definition: json.hpp:4342
nlohmann::detail::iteration_proxy_value::array_index_str
string_type array_index_str
a string representation of the array index
Definition: json.hpp:4344
nlohmann::detail::iteration_proxy_value::value
IteratorType::reference value() const
return value of the iterator
Definition: json.hpp:4417
nlohmann::detail::iteration_proxy_value::array_index
std::size_t array_index
an index for arrays (used to create key names)
Definition: json.hpp:4340
nlohmann::detail::iteration_proxy_value::difference_type
std::ptrdiff_t difference_type
Definition: json.hpp:4329
nlohmann::detail::iteration_proxy_value::operator++
iteration_proxy_value & operator++()
increment operator (needed for range-based for)
Definition: json.hpp:4360
nlohmann::detail::iteration_proxy_value::key
const string_type & key() const
return key of the iterator
Definition: json.hpp:4381
nlohmann::detail::iteration_proxy_value::operator==
bool operator==(const iteration_proxy_value &o) const
equality operator (needed for InputIterator)
Definition: json.hpp:4369
nlohmann::detail::iteration_proxy
proxy class for the items() function
Definition: json.hpp:4425
nlohmann::detail::iteration_proxy::begin
iteration_proxy_value< IteratorType > begin() noexcept
return iterator begin (needed for range-based for)
Definition: json.hpp:4436
nlohmann::detail::iteration_proxy::container
IteratorType::reference container
the container to iterate
Definition: json.hpp:4428
nlohmann::detail::iteration_proxy::end
iteration_proxy_value< IteratorType > end() noexcept
return iterator end (needed for range-based for)
Definition: json.hpp:4442
nlohmann::detail::iteration_proxy::iteration_proxy
iteration_proxy(typename IteratorType::reference cont) noexcept
construct iteration proxy from a container
Definition: json.hpp:4432
nlohmann::detail::iterator_input_adapter
Definition: json.hpp:5337
nlohmann::detail::iterator_input_adapter::get_character
std::char_traits< char_type >::int_type get_character()
Definition: json.hpp:5345
nlohmann::detail::iterator_input_adapter::char_type
typename std::iterator_traits< IteratorType >::value_type char_type
Definition: json.hpp:5339
nlohmann::detail::iterator_input_adapter::end
IteratorType end
Definition: json.hpp:5359
nlohmann::detail::iterator_input_adapter::current
IteratorType current
Definition: json.hpp:5358
nlohmann::detail::iterator_input_adapter::iterator_input_adapter
iterator_input_adapter(IteratorType first, IteratorType last)
Definition: json.hpp:5341
nlohmann::detail::iterator_input_adapter::empty
bool empty() const
Definition: json.hpp:5364
nlohmann::detail::json_ref
Definition: json.hpp:13080
nlohmann::detail::json_ref::value_ref
value_type const * value_ref
Definition: json.hpp:13131
nlohmann::detail::json_ref::json_ref
json_ref(json_ref &&) noexcept=default
nlohmann::detail::json_ref::owned_value
value_type owned_value
Definition: json.hpp:13130
nlohmann::detail::json_ref::value_type
BasicJsonType value_type
Definition: json.hpp:13082
nlohmann::detail::json_ref::json_ref
json_ref(Args &&... args)
Definition: json.hpp:13099
nlohmann::detail::json_ref::json_ref
json_ref(const value_type &value)
Definition: json.hpp:13088
nlohmann::detail::json_ref::operator*
value_type const & operator*() const
Definition: json.hpp:13119
nlohmann::detail::json_ref::operator->
value_type const * operator->() const
Definition: json.hpp:13124
nlohmann::detail::json_ref::json_ref
json_ref(std::initializer_list< json_ref > init)
Definition: json.hpp:13092
nlohmann::detail::json_ref::json_ref
json_ref(value_type &&value)
Definition: json.hpp:13084
nlohmann::detail::json_ref::moved_or_copied
value_type moved_or_copied() const
Definition: json.hpp:13110
nlohmann::detail::json_reverse_iterator
a template for a reverse iterator class
Definition: json.hpp:12145
nlohmann::detail::json_reverse_iterator::json_reverse_iterator
json_reverse_iterator(const typename base_iterator::iterator_type &it) noexcept
create reverse iterator from iterator
Definition: json.hpp:12154
nlohmann::detail::json_reverse_iterator::operator--
json_reverse_iterator & operator--()
pre-decrement (–it)
Definition: json.hpp:12179
nlohmann::detail::json_reverse_iterator::operator++
json_reverse_iterator & operator++()
pre-increment (++it)
Definition: json.hpp:12167
nlohmann::detail::json_reverse_iterator::operator--
json_reverse_iterator const operator--(int)
post-decrement (it–)
Definition: json.hpp:12173
nlohmann::detail::json_reverse_iterator::reference
typename Base::reference reference
the reference type for the pointed-to element
Definition: json.hpp:12151
nlohmann::detail::json_reverse_iterator::operator+=
json_reverse_iterator & operator+=(difference_type i)
add to iterator
Definition: json.hpp:12185
nlohmann::detail::json_reverse_iterator::operator-
json_reverse_iterator operator-(difference_type i) const
subtract from iterator
Definition: json.hpp:12197
nlohmann::detail::json_reverse_iterator::base_iterator
std::reverse_iterator< Base > base_iterator
shortcut to the reverse iterator adapter
Definition: json.hpp:12149
nlohmann::detail::json_reverse_iterator::json_reverse_iterator
json_reverse_iterator(const base_iterator &it) noexcept
create reverse iterator from base class
Definition: json.hpp:12158
nlohmann::detail::json_reverse_iterator::operator[]
reference operator[](difference_type n) const
access to successor
Definition: json.hpp:12209
nlohmann::detail::json_reverse_iterator::difference_type
std::ptrdiff_t difference_type
Definition: json.hpp:12147
nlohmann::detail::json_reverse_iterator::operator-
difference_type operator-(const json_reverse_iterator &other) const
return difference
Definition: json.hpp:12203
nlohmann::detail::json_reverse_iterator::operator+
json_reverse_iterator operator+(difference_type i) const
add to iterator
Definition: json.hpp:12191
nlohmann::detail::json_reverse_iterator::operator++
json_reverse_iterator const operator++(int)
post-increment (it++)
Definition: json.hpp:12161
nlohmann::detail::json_reverse_iterator::key
auto key() const -> decltype(std::declval< Base >().key())
return the key of an object iterator
Definition: json.hpp:12215
nlohmann::detail::json_reverse_iterator::value
reference value() const
return the value of an iterator
Definition: json.hpp:12222
nlohmann::detail::json_sax_acceptor
Definition: json.hpp:6330
nlohmann::detail::json_sax_acceptor::end_array
bool end_array()
Definition: json.hpp:6393
nlohmann::detail::json_sax_acceptor::start_object
bool start_object(std::size_t=static_cast< std::size_t >(-1))
Definition: json.hpp:6373
nlohmann::detail::json_sax_acceptor::string_t
typename BasicJsonType::string_t string_t
Definition: json.hpp:6335
nlohmann::detail::json_sax_acceptor::binary
bool binary(binary_t &)
Definition: json.hpp:6368
nlohmann::detail::json_sax_acceptor::boolean
bool boolean(bool)
Definition: json.hpp:6343
nlohmann::detail::json_sax_acceptor::number_integer_t
typename BasicJsonType::number_integer_t number_integer_t
Definition: json.hpp:6332
nlohmann::detail::json_sax_acceptor::number_float_t
typename BasicJsonType::number_float_t number_float_t
Definition: json.hpp:6334
nlohmann::detail::json_sax_acceptor::binary_t
typename BasicJsonType::binary_t binary_t
Definition: json.hpp:6336
nlohmann::detail::json_sax_acceptor::key
bool key(string_t &)
Definition: json.hpp:6378
nlohmann::detail::json_sax_acceptor::end_object
bool end_object()
Definition: json.hpp:6383
nlohmann::detail::json_sax_acceptor::start_array
bool start_array(std::size_t=static_cast< std::size_t >(-1))
Definition: json.hpp:6388
nlohmann::detail::json_sax_acceptor::parse_error
bool parse_error(std::size_t, const std::string &, const detail::exception &)
Definition: json.hpp:6398
nlohmann::detail::json_sax_acceptor::number_integer
bool number_integer(number_integer_t)
Definition: json.hpp:6348
nlohmann::detail::json_sax_acceptor::string
bool string(string_t &)
Definition: json.hpp:6363
nlohmann::detail::json_sax_acceptor::number_unsigned
bool number_unsigned(number_unsigned_t)
Definition: json.hpp:6353
nlohmann::detail::json_sax_acceptor::number_unsigned_t
typename BasicJsonType::number_unsigned_t number_unsigned_t
Definition: json.hpp:6333
nlohmann::detail::json_sax_acceptor::number_float
bool number_float(number_float_t, const string_t &)
Definition: json.hpp:6358
nlohmann::detail::json_sax_dom_callback_parser
Definition: json.hpp:6023
nlohmann::detail::json_sax_dom_callback_parser::string_t
typename BasicJsonType::string_t string_t
Definition: json.hpp:6028
nlohmann::detail::json_sax_dom_callback_parser::start_object
bool start_object(std::size_t len)
Definition: json.hpp:6090
nlohmann::detail::json_sax_dom_callback_parser::key
bool key(string_t &val)
Definition: json.hpp:6108
nlohmann::detail::json_sax_dom_callback_parser::is_errored
constexpr bool is_errored() const
Definition: json.hpp:6223
nlohmann::detail::json_sax_dom_callback_parser::number_unsigned_t
typename BasicJsonType::number_unsigned_t number_unsigned_t
Definition: json.hpp:6026
nlohmann::detail::json_sax_dom_callback_parser::number_integer_t
typename BasicJsonType::number_integer_t number_integer_t
Definition: json.hpp:6025
nlohmann::detail::json_sax_dom_callback_parser::parser_callback_t
typename BasicJsonType::parser_callback_t parser_callback_t
Definition: json.hpp:6030
nlohmann::detail::json_sax_dom_callback_parser::start_array
bool start_array(std::size_t len)
Definition: json.hpp:6161
nlohmann::detail::json_sax_dom_callback_parser::~json_sax_dom_callback_parser
~json_sax_dom_callback_parser()=default
nlohmann::detail::json_sax_dom_callback_parser::json_sax_dom_callback_parser
json_sax_dom_callback_parser(const json_sax_dom_callback_parser &)=delete
nlohmann::detail::json_sax_dom_callback_parser::binary_t
typename BasicJsonType::binary_t binary_t
Definition: json.hpp:6029
nlohmann::detail::json_sax_dom_callback_parser::operator=
json_sax_dom_callback_parser & operator=(const json_sax_dom_callback_parser &)=delete
nlohmann::detail::json_sax_dom_callback_parser::operator=
json_sax_dom_callback_parser & operator=(json_sax_dom_callback_parser &&)=default
nlohmann::detail::json_sax_dom_callback_parser::binary
bool binary(binary_t &val)
Definition: json.hpp:6084
nlohmann::detail::json_sax_dom_callback_parser::number_integer
bool number_integer(number_integer_t val)
Definition: json.hpp:6060
nlohmann::detail::json_sax_dom_callback_parser::root
BasicJsonType & root
the parsed JSON value
Definition: json.hpp:6309
nlohmann::detail::json_sax_dom_callback_parser::handle_value
std::pair< bool, BasicJsonType * > handle_value(Value &&v, const bool skip_callback=false)
Definition: json.hpp:6245
nlohmann::detail::json_sax_dom_callback_parser::number_float_t
typename BasicJsonType::number_float_t number_float_t
Definition: json.hpp:6027
nlohmann::detail::json_sax_dom_callback_parser::end_array
bool end_array()
Definition: json.hpp:6178
nlohmann::detail::json_sax_dom_callback_parser::parse_event_t
typename BasicJsonType::parse_event_t parse_event_t
Definition: json.hpp:6031
nlohmann::detail::json_sax_dom_callback_parser::boolean
bool boolean(bool val)
Definition: json.hpp:6054
nlohmann::detail::json_sax_dom_callback_parser::number_unsigned
bool number_unsigned(number_unsigned_t val)
Definition: json.hpp:6066
nlohmann::detail::json_sax_dom_callback_parser::string
bool string(string_t &val)
Definition: json.hpp:6078
nlohmann::detail::json_sax_dom_callback_parser::number_float
bool number_float(number_float_t val, const string_t &)
Definition: json.hpp:6072
nlohmann::detail::json_sax_dom_callback_parser::end_object
bool end_object()
Definition: json.hpp:6125
nlohmann::detail::json_sax_dom_callback_parser::json_sax_dom_callback_parser
json_sax_dom_callback_parser(json_sax_dom_callback_parser &&)=default
nlohmann::detail::json_sax_dom_callback_parser::parse_error
bool parse_error(std::size_t, const std::string &, const Exception &ex)
Definition: json.hpp:6211
nlohmann::detail::json_sax_dom_callback_parser::json_sax_dom_callback_parser
json_sax_dom_callback_parser(BasicJsonType &r, const parser_callback_t cb, const bool allow_exceptions_=true)
Definition: json.hpp:6033
nlohmann::detail::json_sax_dom_parser
SAX implementation to create a JSON value from SAX events.
Definition: json.hpp:5849
nlohmann::detail::json_sax_dom_parser::start_array
bool start_array(std::size_t len)
Definition: json.hpp:5941
nlohmann::detail::json_sax_dom_parser::json_sax_dom_parser
json_sax_dom_parser(const json_sax_dom_parser &)=delete
nlohmann::detail::json_sax_dom_parser::binary_t
typename BasicJsonType::binary_t binary_t
Definition: json.hpp:5855
nlohmann::detail::json_sax_dom_parser::number_unsigned
bool number_unsigned(number_unsigned_t val)
Definition: json.hpp:5891
nlohmann::detail::json_sax_dom_parser::number_integer_t
typename BasicJsonType::number_integer_t number_integer_t
Definition: json.hpp:5851
nlohmann::detail::json_sax_dom_parser::boolean
bool boolean(bool val)
Definition: json.hpp:5879
nlohmann::detail::json_sax_dom_parser::~json_sax_dom_parser
~json_sax_dom_parser()=default
nlohmann::detail::json_sax_dom_parser::parse_error
bool parse_error(std::size_t, const std::string &, const Exception &ex)
Definition: json.hpp:5961
nlohmann::detail::json_sax_dom_parser::string
bool string(string_t &val)
Definition: json.hpp:5903
nlohmann::detail::json_sax_dom_parser::end_object
bool end_object()
Definition: json.hpp:5934
nlohmann::detail::json_sax_dom_parser::number_unsigned_t
typename BasicJsonType::number_unsigned_t number_unsigned_t
Definition: json.hpp:5852
nlohmann::detail::json_sax_dom_parser::operator=
json_sax_dom_parser & operator=(const json_sax_dom_parser &)=delete
nlohmann::detail::json_sax_dom_parser::start_object
bool start_object(std::size_t len)
Definition: json.hpp:5915
nlohmann::detail::json_sax_dom_parser::handle_value
JSON_HEDLEY_RETURNS_NON_NULL BasicJsonType * handle_value(Value &&v)
Definition: json.hpp:5987
nlohmann::detail::json_sax_dom_parser::binary
bool binary(binary_t &val)
Definition: json.hpp:5909
nlohmann::detail::json_sax_dom_parser::is_errored
constexpr bool is_errored() const
Definition: json.hpp:5973
nlohmann::detail::json_sax_dom_parser::key
bool key(string_t &val)
Definition: json.hpp:5927
nlohmann::detail::json_sax_dom_parser::json_sax_dom_parser
json_sax_dom_parser(json_sax_dom_parser &&)=default
nlohmann::detail::json_sax_dom_parser::number_float_t
typename BasicJsonType::number_float_t number_float_t
Definition: json.hpp:5853
nlohmann::detail::json_sax_dom_parser::root
BasicJsonType & root
the parsed JSON value
Definition: json.hpp:6010
nlohmann::detail::json_sax_dom_parser::number_float
bool number_float(number_float_t val, const string_t &)
Definition: json.hpp:5897
nlohmann::detail::json_sax_dom_parser::end_array
bool end_array()
Definition: json.hpp:5953
nlohmann::detail::json_sax_dom_parser::json_sax_dom_parser
json_sax_dom_parser(BasicJsonType &r, const bool allow_exceptions_=true)
Definition: json.hpp:5862
nlohmann::detail::json_sax_dom_parser::string_t
typename BasicJsonType::string_t string_t
Definition: json.hpp:5854
nlohmann::detail::json_sax_dom_parser::number_integer
bool number_integer(number_integer_t val)
Definition: json.hpp:5885
nlohmann::detail::json_sax_dom_parser::operator=
json_sax_dom_parser & operator=(json_sax_dom_parser &&)=default
nlohmann::detail::lexer_base
Definition: json.hpp:6437
nlohmann::detail::lexer_base::token_type
token_type
token types for the parser
Definition: json.hpp:6441
nlohmann::detail::lexer_base::token_type::value_float
@ value_float
an floating point number – use get_number_float() for actual value
nlohmann::detail::lexer_base::token_type::begin_array
@ begin_array
the character for array begin [
nlohmann::detail::lexer_base::token_type::value_string
@ value_string
a string – use get_string() for actual value
nlohmann::detail::lexer_base::token_type::end_array
@ end_array
the character for array end ]
nlohmann::detail::lexer_base::token_type::uninitialized
@ uninitialized
indicating the scanner is uninitialized
nlohmann::detail::lexer_base::token_type::parse_error
@ parse_error
indicating a parse error
nlohmann::detail::lexer_base::token_type::value_integer
@ value_integer
a signed integer – use get_number_integer() for actual value
nlohmann::detail::lexer_base::token_type::value_separator
@ value_separator
the value separator ,
nlohmann::detail::lexer_base::token_type::end_object
@ end_object
the character for object end }
nlohmann::detail::lexer_base::token_type::literal_true
@ literal_true
the true literal
nlohmann::detail::lexer_base::token_type::begin_object
@ begin_object
the character for object begin {
nlohmann::detail::lexer_base::token_type::value_unsigned
@ value_unsigned
an unsigned integer – use get_number_unsigned() for actual value
nlohmann::detail::lexer_base::token_type::literal_null
@ literal_null
the null literal
nlohmann::detail::lexer_base::token_type::end_of_input
@ end_of_input
indicating the end of the input buffer
nlohmann::detail::lexer_base::token_type::name_separator
@ name_separator
the name separator :
nlohmann::detail::lexer_base::token_type::literal_or_value
@ literal_or_value
a literal or the begin of a value (only for diagnostics)
nlohmann::detail::lexer_base::token_type::literal_false
@ literal_false
the false literal
nlohmann::detail::lexer_base::token_type_name
JSON_HEDLEY_RETURNS_NON_NULL static JSON_HEDLEY_CONST const char * token_type_name(const token_type t) noexcept
return name of values of type token_type (only used for errors)
Definition: json.hpp:6464
nlohmann::detail::lexer
lexical analysis
Definition: json.hpp:6514
nlohmann::detail::lexer::value_float
number_float_t value_float
Definition: json.hpp:8027
nlohmann::detail::lexer::ignore_comments
const bool ignore_comments
whether comments should be ignored (true) or signaled as errors (false)
Definition: json.hpp:8004
nlohmann::detail::lexer::operator=
lexer & operator=(lexer &&)=default
nlohmann::detail::lexer::add
void add(char_int_type c)
add a character to token_buffer
Definition: json.hpp:7803
nlohmann::detail::lexer::reset
void reset() noexcept
reset token_buffer; current character is beginning of token
Definition: json.hpp:7722
nlohmann::detail::lexer::scan
token_type scan()
Definition: json.hpp:7911
nlohmann::detail::lexer::next_unget
bool next_unget
whether the next get() call should just return current
Definition: json.hpp:8010
nlohmann::detail::lexer::current
char_int_type current
the current character
Definition: json.hpp:8007
nlohmann::detail::lexer::number_float_t
typename BasicJsonType::number_float_t number_float_t
Definition: json.hpp:6517
nlohmann::detail::lexer::char_int_type
typename std::char_traits< char_type >::int_type char_int_type
Definition: json.hpp:6520
nlohmann::detail::lexer::get_decimal_point
static JSON_HEDLEY_PURE char get_decimal_point() noexcept
return the locale-dependent decimal point
Definition: json.hpp:6545
nlohmann::detail::lexer::value_integer
number_integer_t value_integer
Definition: json.hpp:8025
nlohmann::detail::lexer::ia
InputAdapterType ia
input adapter
Definition: json.hpp:8001
nlohmann::detail::lexer::number_integer_t
typename BasicJsonType::number_integer_t number_integer_t
Definition: json.hpp:6515
nlohmann::detail::lexer::strtof
static void strtof(float &f, const char *str, char **endptr) noexcept
Definition: json.hpp:7314
nlohmann::detail::lexer::decimal_point_char
const char_int_type decimal_point_char
the decimal point
Definition: json.hpp:8030
nlohmann::detail::lexer::get_string
string_t & get_string()
return current string value (implicitly resets the token; useful only once)
Definition: json.hpp:7832
nlohmann::detail::lexer::skip_bom
bool skip_bom()
skip the UTF-8 byte order mark
Definition: json.hpp:7888
nlohmann::detail::lexer::error_message
const char * error_message
a description of occurred lexer errors
Definition: json.hpp:8022
nlohmann::detail::lexer::lexer
lexer(InputAdapterType &&adapter, bool ignore_comments_=false) noexcept
Definition: json.hpp:6525
nlohmann::detail::lexer::position
position_t position
the start position of the current token
Definition: json.hpp:8013
nlohmann::detail::lexer::get_position
constexpr position_t get_position() const noexcept
return position of last read token
Definition: json.hpp:7842
nlohmann::detail::lexer::token_string
std::vector< char_type > token_string
raw input token string (for error messages)
Definition: json.hpp:8016
nlohmann::detail::lexer::get_number_integer
constexpr number_integer_t get_number_integer() const noexcept
return integer value
Definition: json.hpp:7814
nlohmann::detail::lexer::get_error_message
constexpr JSON_HEDLEY_RETURNS_NON_NULL const char * get_error_message() const noexcept
return syntax error message
Definition: json.hpp:7875
nlohmann::detail::lexer::token_type
typename lexer_base< BasicJsonType >::token_type token_type
Definition: json.hpp:6523
nlohmann::detail::lexer::char_type
typename InputAdapterType::char_type char_type
Definition: json.hpp:6519
nlohmann::detail::lexer::get
char_int_type get()
Definition: json.hpp:7739
nlohmann::detail::lexer::scan_number
token_type scan_number()
scan a number literal
Definition: json.hpp:7371
nlohmann::detail::lexer::unget
void unget()
unget current character (read it again on next get)
Definition: json.hpp:7776
nlohmann::detail::lexer::scan_string
token_type scan_string()
scan a string literal
Definition: json.hpp:6656
nlohmann::detail::lexer::lexer
lexer(const lexer &)=delete
nlohmann::detail::lexer::get_number_unsigned
constexpr number_unsigned_t get_number_unsigned() const noexcept
return unsigned integer value
Definition: json.hpp:7820
nlohmann::detail::lexer::token_buffer
string_t token_buffer
buffer for variable-length tokens (numbers, strings)
Definition: json.hpp:8019
nlohmann::detail::lexer::scan_literal
token_type scan_literal(const char_type *literal_text, const std::size_t length, token_type return_type)
Definition: json.hpp:7702
nlohmann::detail::lexer::get_number_float
constexpr number_float_t get_number_float() const noexcept
return floating-point value
Definition: json.hpp:7826
nlohmann::detail::lexer::get_codepoint
int get_codepoint()
get codepoint from 4 hex characters following \u
Definition: json.hpp:6571
nlohmann::detail::lexer::get_token_string
std::string get_token_string() const
Definition: json.hpp:7850
nlohmann::detail::lexer::value_unsigned
number_unsigned_t value_unsigned
Definition: json.hpp:8026
nlohmann::detail::lexer::lexer
lexer(lexer &&)=default
nlohmann::detail::lexer::number_unsigned_t
typename BasicJsonType::number_unsigned_t number_unsigned_t
Definition: json.hpp:6516
nlohmann::detail::lexer::next_byte_in_range
bool next_byte_in_range(std::initializer_list< char_int_type > ranges)
check if the next byte(s) are inside a given range
Definition: json.hpp:6619
nlohmann::detail::lexer::operator=
lexer & operator=(lexer &)=delete
nlohmann::detail::lexer::string_t
typename BasicJsonType::string_t string_t
Definition: json.hpp:6518
nlohmann::detail::lexer::scan_comment
bool scan_comment()
scan a comment
Definition: json.hpp:7246
nlohmann::detail::other_error
exception indicating other library errors
Definition: json.hpp:3006
nlohmann::detail::other_error::create
static other_error create(int id_, const std::string &what_arg, const BasicJsonType &context)
Definition: json.hpp:3009
nlohmann::detail::out_of_range
exception indicating access out of the defined range
Definition: json.hpp:2989
nlohmann::detail::out_of_range::create
static out_of_range create(int id_, const std::string &what_arg, const BasicJsonType &context)
Definition: json.hpp:2992
nlohmann::detail::output_adapter
Definition: json.hpp:13276
nlohmann::detail::output_adapter::output_adapter
output_adapter(std::basic_ostream< CharType > &s)
Definition: json.hpp:13283
nlohmann::detail::output_adapter::output_adapter
output_adapter(std::vector< CharType, AllocatorType > &vec)
Definition: json.hpp:13279
nlohmann::detail::output_adapter::output_adapter
output_adapter(StringType &s)
Definition: json.hpp:13287
nlohmann::detail::output_stream_adapter
output adapter for output streams
Definition: json.hpp:13228
nlohmann::detail::output_stream_adapter::write_character
void write_character(CharType c) override
Definition: json.hpp:13234
nlohmann::detail::output_stream_adapter::stream
std::basic_ostream< CharType > & stream
Definition: json.hpp:13246
nlohmann::detail::output_stream_adapter::output_stream_adapter
output_stream_adapter(std::basic_ostream< CharType > &s) noexcept
Definition: json.hpp:13230
nlohmann::detail::output_string_adapter
output adapter for basic_string
Definition: json.hpp:13253
nlohmann::detail::output_string_adapter::write_character
void write_character(CharType c) override
Definition: json.hpp:13259
nlohmann::detail::output_string_adapter::str
StringType & str
Definition: json.hpp:13271
nlohmann::detail::output_string_adapter::output_string_adapter
output_string_adapter(StringType &s) noexcept
Definition: json.hpp:13255
nlohmann::detail::output_vector_adapter
output adapter for byte vectors
Definition: json.hpp:13203
nlohmann::detail::output_vector_adapter::output_vector_adapter
output_vector_adapter(std::vector< CharType, AllocatorType > &vec) noexcept
Definition: json.hpp:13205
nlohmann::detail::output_vector_adapter::write_character
void write_character(CharType c) override
Definition: json.hpp:13209
nlohmann::detail::output_vector_adapter::v
std::vector< CharType, AllocatorType > & v
Definition: json.hpp:13221
nlohmann::detail::parse_error
exception indicating a parse error
Definition: json.hpp:2901
nlohmann::detail::parse_error::parse_error
parse_error(int id_, std::size_t byte_, const char *what_arg)
Definition: json.hpp:2941
nlohmann::detail::parse_error::create
static parse_error create(int id_, std::size_t byte_, const std::string &what_arg, const BasicJsonType &context)
Definition: json.hpp:2921
nlohmann::detail::parse_error::byte
const std::size_t byte
byte index of the parse error
Definition: json.hpp:2938
nlohmann::detail::parse_error::create
static parse_error create(int id_, const position_t &pos, const std::string &what_arg, const BasicJsonType &context)
create a parse error exception
Definition: json.hpp:2913
nlohmann::detail::parse_error::position_string
static std::string position_string(const position_t &pos)
Definition: json.hpp:2944
nlohmann::detail::parser
syntax analysis
Definition: json.hpp:10760
nlohmann::detail::parser::m_lexer
lexer_t m_lexer
the lexer
Definition: json.hpp:11200
nlohmann::detail::parser::sax_parse
bool sax_parse(SAX *sax, const bool strict=true)
Definition: json.hpp:10860
nlohmann::detail::parser::get_token
token_type get_token()
get next token from lexer
Definition: json.hpp:11160
nlohmann::detail::parser::last_token
token_type last_token
the type of the last read token
Definition: json.hpp:11198
nlohmann::detail::parser::parser
parser(InputAdapterType &&adapter, const parser_callback_t< BasicJsonType > cb=nullptr, const bool allow_exceptions_=true, const bool skip_comments=false)
a parser reading from an input adapter
Definition: json.hpp:10770
nlohmann::detail::parser::accept
bool accept(const bool strict=true)
public accept interface
Definition: json.hpp:10852
nlohmann::detail::parser::string_t
typename BasicJsonType::string_t string_t
Definition: json.hpp:10764
nlohmann::detail::parser::number_unsigned_t
typename BasicJsonType::number_unsigned_t number_unsigned_t
Definition: json.hpp:10762
nlohmann::detail::parser::token_type
typename lexer_t::token_type token_type
Definition: json.hpp:10766
nlohmann::detail::parser::sax_parse_internal
bool sax_parse_internal(SAX *sax)
Definition: json.hpp:10879
nlohmann::detail::parser::callback
const parser_callback_t< BasicJsonType > callback
callback function
Definition: json.hpp:11196
nlohmann::detail::parser::parse
void parse(const bool strict, BasicJsonType &result)
public parser interface
Definition: json.hpp:10792
nlohmann::detail::parser::exception_message
std::string exception_message(const token_type expected, const std::string &context)
Definition: json.hpp:11165
nlohmann::detail::parser::number_float_t
typename BasicJsonType::number_float_t number_float_t
Definition: json.hpp:10763
nlohmann::detail::parser::allow_exceptions
const bool allow_exceptions
whether to throw exceptions in case of errors
Definition: json.hpp:11202
nlohmann::detail::parser::number_integer_t
typename BasicJsonType::number_integer_t number_integer_t
Definition: json.hpp:10761
nlohmann::detail::primitive_iterator_t
Definition: json.hpp:11234
nlohmann::detail::primitive_iterator_t::operator+
primitive_iterator_t operator+(difference_type n) noexcept
Definition: json.hpp:11284
nlohmann::detail::primitive_iterator_t::operator-=
primitive_iterator_t & operator-=(difference_type n) noexcept
Definition: json.hpp:11328
nlohmann::detail::primitive_iterator_t::is_end
constexpr bool is_end() const noexcept
return whether the iterator is at end
Definition: json.hpp:11269
nlohmann::detail::primitive_iterator_t::operator<
constexpr friend bool operator<(primitive_iterator_t lhs, primitive_iterator_t rhs) noexcept
Definition: json.hpp:11279
nlohmann::detail::primitive_iterator_t::operator-
constexpr friend difference_type operator-(primitive_iterator_t lhs, primitive_iterator_t rhs) noexcept
Definition: json.hpp:11291
nlohmann::detail::primitive_iterator_t::is_begin
constexpr bool is_begin() const noexcept
return whether the iterator can be dereferenced
Definition: json.hpp:11263
nlohmann::detail::primitive_iterator_t::set_begin
void set_begin() noexcept
set iterator to a defined beginning
Definition: json.hpp:11251
nlohmann::detail::primitive_iterator_t::operator++
primitive_iterator_t const operator++(int) noexcept
Definition: json.hpp:11302
nlohmann::detail::primitive_iterator_t::end_value
static constexpr difference_type end_value
Definition: json.hpp:11238
nlohmann::detail::primitive_iterator_t::operator--
primitive_iterator_t & operator--() noexcept
Definition: json.hpp:11309
nlohmann::detail::primitive_iterator_t::operator++
primitive_iterator_t & operator++() noexcept
Definition: json.hpp:11296
nlohmann::detail::primitive_iterator_t::set_end
void set_end() noexcept
set iterator to a defined past the end
Definition: json.hpp:11257
nlohmann::detail::primitive_iterator_t::get_value
constexpr difference_type get_value() const noexcept
Definition: json.hpp:11245
nlohmann::detail::primitive_iterator_t::operator+=
primitive_iterator_t & operator+=(difference_type n) noexcept
Definition: json.hpp:11322
nlohmann::detail::primitive_iterator_t::operator--
primitive_iterator_t const operator--(int) noexcept
Definition: json.hpp:11315
nlohmann::detail::primitive_iterator_t::difference_type
std::ptrdiff_t difference_type
Definition: json.hpp:11236
nlohmann::detail::primitive_iterator_t::operator==
constexpr friend bool operator==(primitive_iterator_t lhs, primitive_iterator_t rhs) noexcept
Definition: json.hpp:11274
nlohmann::detail::primitive_iterator_t::begin_value
static constexpr difference_type begin_value
Definition: json.hpp:11237
nlohmann::detail::serializer::error_handler
const error_handler_t error_handler
error_handler how to react on decoding errors
Definition: json.hpp:17008
nlohmann::detail::serializer::number_unsigned_t
typename BasicJsonType::number_unsigned_t number_unsigned_t
Definition: json.hpp:16090
nlohmann::detail::serializer::loc
const std::lconv * loc
the locale
Definition: json.hpp:16993
nlohmann::detail::serializer::number_buffer
std::array< char, 64 > number_buffer
a (hopefully) large enough character buffer
Definition: json.hpp:16990
nlohmann::detail::serializer::UTF8_ACCEPT
static constexpr std::uint8_t UTF8_ACCEPT
Definition: json.hpp:16092
nlohmann::detail::serializer::serializer
serializer(serializer &&)=delete
nlohmann::detail::serializer::decimal_point
const char decimal_point
the locale's decimal point character
Definition: json.hpp:16997
nlohmann::detail::serializer::number_float_t
typename BasicJsonType::number_float_t number_float_t
Definition: json.hpp:16088
nlohmann::detail::serializer::operator=
serializer & operator=(const serializer &)=delete
nlohmann::detail::serializer::thousands_sep
const char thousands_sep
the locale's thousand separator character
Definition: json.hpp:16995
nlohmann::detail::serializer::UTF8_REJECT
static constexpr std::uint8_t UTF8_REJECT
Definition: json.hpp:16093
nlohmann::detail::serializer::dump
void dump(const BasicJsonType &val, const bool pretty_print, const bool ensure_ascii, const unsigned int indent_step, const unsigned int current_indent=0)
internal implementation of the serialization function
Definition: json.hpp:16141
nlohmann::detail::serializer::indent_char
const char indent_char
the indentation character
Definition: json.hpp:17003
nlohmann::detail::serializer::bytes_after_last_accept
std::size_t bytes_after_last_accept
Definition: json.hpp:16432
nlohmann::detail::serializer::string_buffer
std::array< char, 512 > string_buffer
string buffer
Definition: json.hpp:17000
nlohmann::detail::serializer::binary_char_t
typename BasicJsonType::binary_t::value_type binary_char_t
Definition: json.hpp:16091
nlohmann::detail::serializer::ensure_ascii
JSON_PRIVATE_UNLESS_TESTED const bool ensure_ascii
Definition: json.hpp:16426
nlohmann::detail::serializer::serializer
serializer(output_adapter_t< char > s, const char ichar, error_handler_t error_handler_=error_handler_t::strict)
Definition: json.hpp:16101
nlohmann::detail::serializer::operator=
serializer & operator=(serializer &&)=delete
nlohmann::detail::serializer::string_t
typename BasicJsonType::string_t string_t
Definition: json.hpp:16087
nlohmann::detail::serializer::serializer
serializer(const serializer &)=delete
nlohmann::detail::serializer::number_integer_t
typename BasicJsonType::number_integer_t number_integer_t
Definition: json.hpp:16089
nlohmann::detail::serializer::indent_string
string_t indent_string
the indentation string
Definition: json.hpp:17005
nlohmann::detail::span_input_adapter
Definition: json.hpp:5663
nlohmann::detail::span_input_adapter::span_input_adapter
span_input_adapter(CharT b, std::size_t l)
Definition: json.hpp:5671
nlohmann::detail::span_input_adapter::ia
contiguous_bytes_input_adapter ia
Definition: json.hpp:5687
nlohmann::detail::span_input_adapter::get
contiguous_bytes_input_adapter && get()
Definition: json.hpp:5681
nlohmann::detail::span_input_adapter::span_input_adapter
span_input_adapter(IteratorType first, IteratorType last)
Definition: json.hpp:5678
nlohmann::detail::type_error
exception indicating executing a member function with a wrong type
Definition: json.hpp:2972
nlohmann::detail::type_error::create
static type_error create(int id_, const std::string &what_arg, const BasicJsonType &context)
Definition: json.hpp:2975
nlohmann::detail::wide_string_input_adapter
Definition: json.hpp:5497
nlohmann::detail::wide_string_input_adapter::fill_buffer
void fill_buffer()
Definition: json.hpp:5525
nlohmann::detail::wide_string_input_adapter::utf8_bytes_index
std::size_t utf8_bytes_index
index to the utf8_codes array for the next valid byte
Definition: json.hpp:5534
nlohmann::detail::wide_string_input_adapter::get_character
std::char_traits< char >::int_type get_character() noexcept
Definition: json.hpp:5504
nlohmann::detail::wide_string_input_adapter::base_adapter
BaseInputAdapter base_adapter
Definition: json.hpp:5522
nlohmann::detail::wide_string_input_adapter::char_type
char char_type
Definition: json.hpp:5499
nlohmann::detail::wide_string_input_adapter::utf8_bytes_filled
std::size_t utf8_bytes_filled
number of valid bytes in the utf8_codes array
Definition: json.hpp:5536
nlohmann::detail::wide_string_input_adapter::wide_string_input_adapter
wide_string_input_adapter(BaseInputAdapter base)
Definition: json.hpp:5501
nlohmann::detail::wide_string_input_adapter::utf8_bytes
std::array< std::char_traits< char >::int_type, 4 > utf8_bytes
a buffer for UTF-8 bytes
Definition: json.hpp:5531
nlohmann::json_pointer
JSON Pointer defines a string syntax for identifying a specific value within a JSON document.
Definition: json.hpp:12260
nlohmann::json_pointer::reference_tokens
std::vector< std::string > reference_tokens
the reference tokens
Definition: json.hpp:13061
nlohmann::json_pointer::BasicJsonType
JSON_PRIVATE_UNLESS_TESTED JSON pointer has no BasicJsonType()))
nlohmann::json_pointer::back
const std::string & back() const
return last reference token
Definition: json.hpp:12366
nlohmann::json_pointer::operator/
friend json_pointer operator/(const json_pointer &lhs, std::size_t array_idx)
create a new JSON pointer by appending the array-index-token at the end of the JSON pointer
Definition: json.hpp:12333
nlohmann::json_pointer::get_checked
BasicJsonType & get_checked(BasicJsonType *ptr) const
Definition: json.hpp:12619
nlohmann::json_pointer::to_string
std::string to_string() const
return a string representation of the JSON pointer
Definition: json.hpp:12274
nlohmann::json_pointer::operator==
friend bool operator==(json_pointer const &lhs, json_pointer const &rhs) noexcept
compares two JSON pointers for equality
Definition: json.hpp:13037
nlohmann::json_pointer::reference_tokens
result reference_tokens
Definition: json.hpp:12460
nlohmann::json_pointer::pop_back
void pop_back()
remove last reference token
Definition: json.hpp:12354
nlohmann::json_pointer::get_checked
const BasicJsonType & get_checked(const BasicJsonType *ptr) const
Definition: json.hpp:12724
nlohmann::json_pointer::get_unchecked
BasicJsonType & get_unchecked(BasicJsonType *ptr) const
return a reference to the pointed to value
Definition: json.hpp:12552
nlohmann::json_pointer::get_and_create
BasicJsonType & get_and_create(BasicJsonType &j) const
create and return a reference to the pointed to value
Definition: json.hpp:12473
nlohmann::json_pointer::empty
bool empty() const noexcept
return whether pointer points to the root document
Definition: json.hpp:12392
nlohmann::json_pointer::operator!=
friend bool operator!=(json_pointer const &lhs, json_pointer const &rhs) noexcept
compares two JSON pointers for inequality
Definition: json.hpp:13054
nlohmann::json_pointer::push_back
void push_back(const std::string &token)
append an unescaped token at the end of the reference pointer
Definition: json.hpp:12378
nlohmann::json_pointer::operator/=
json_pointer & operator/=(const json_pointer &ptr)
append another JSON pointer at the end of this JSON pointer
Definition: json.hpp:12293
nlohmann::json_pointer::operator/=
json_pointer & operator/=(std::size_t array_idx)
append an array index at the end of this JSON pointer
Definition: json.hpp:12311
nlohmann::json_pointer::json_pointer
json_pointer(const std::string &s="")
create JSON pointer
Definition: json.hpp:12268
nlohmann::json_pointer::result
return result
Definition: json.hpp:12461
nlohmann::json_pointer::operator/
friend json_pointer operator/(const json_pointer &lhs, const json_pointer &rhs)
create a new JSON pointer by appending the right JSON pointer at the end of the left JSON pointer
Definition: json.hpp:12318
nlohmann::json_pointer::contains
bool contains(const BasicJsonType *ptr) const
Definition: json.hpp:12772
nlohmann::json_pointer::unflatten
static BasicJsonType unflatten(const BasicJsonType &value)
Definition: json.hpp:12999
nlohmann::json_pointer::operator/
friend json_pointer operator/(const json_pointer &lhs, std::string token)
create a new JSON pointer by appending the unescaped token at the end of the JSON pointer
Definition: json.hpp:12326
nlohmann::json_pointer::flatten
static void flatten(const std::string &reference_string, const BasicJsonType &value, BasicJsonType &result)
Definition: json.hpp:12928
nlohmann::json_pointer::operator/=
json_pointer & operator/=(std::string token)
append an unescaped reference token at the end of this JSON pointer
Definition: json.hpp:12303
nlohmann::json_pointer::push_back
void push_back(std::string &&token)
append an unescaped token at the end of the reference pointer
Definition: json.hpp:12385
nlohmann::json_pointer::get_unchecked
const BasicJsonType & get_unchecked(const BasicJsonType *ptr) const
return a const reference to the pointed to value
Definition: json.hpp:12676
nlohmann::json_pointer::split
static std::vector< std::string > split(const std::string &reference_string)
split the string input to reference tokens
Definition: json.hpp:12860
nlohmann::json_pointer::array_index
static BasicJsonType::size_type array_index(const std::string &s)
Definition: json.hpp:12408
nlohmann::json_pointer::result
json_pointer result
Definition: json.hpp:12459
nlohmann::json_pointer::parent_pointer
json_pointer parent_pointer() const
returns the parent of this JSON pointer
Definition: json.hpp:12340
std::tuple_element< N, ::nlohmann::detail::iteration_proxy_value< IteratorType > >::type
decltype(get< N >(std::declval< ::nlohmann::detail::iteration_proxy_value< IteratorType > >())) type
Definition: json.hpp:4487
NLOHMANN_BASIC_JSON_TPL_DECLARATION
#define NLOHMANN_BASIC_JSON_TPL_DECLARATION
Definition: json.hpp:2485
JSON_HEDLEY_CONST
#define JSON_HEDLEY_CONST
Definition: json.hpp:1679
JSON_HEDLEY_DIAGNOSTIC_PUSH
#define JSON_HEDLEY_DIAGNOSTIC_PUSH
Definition: json.hpp:963
JSON_HEDLEY_WARN_UNUSED_RESULT
#define JSON_HEDLEY_WARN_UNUSED_RESULT
Definition: json.hpp:1309
JSON_PRIVATE_UNLESS_TESTED
#define JSON_PRIVATE_UNLESS_TESTED
Definition: json.hpp:2448
NLOHMANN_JSON_VERSION_PATCH
#define NLOHMANN_JSON_VERSION_PATCH
Definition: json.hpp:44
JSON_HEDLEY_LIKELY
#define JSON_HEDLEY_LIKELY(expr)
Definition: json.hpp:1574
JSON_HEDLEY_NON_NULL
#define JSON_HEDLEY_NON_NULL(...)
Definition: json.hpp:1467
JSON_INTERNAL_CATCH
#define JSON_INTERNAL_CATCH(exception)
Definition: json.hpp:2415
JSON_HEDLEY_RETURNS_NON_NULL
#define JSON_HEDLEY_RETURNS_NON_NULL
Definition: json.hpp:1908
JSON_CATCH
#define JSON_CATCH(exception)
Definition: json.hpp:2414
JSON_ASSERT
#define JSON_ASSERT(x)
Definition: json.hpp:2441
JSON_THROW
#define JSON_THROW(exception)
Definition: json.hpp:2412
NLOHMANN_JSON_VERSION_MAJOR
#define NLOHMANN_JSON_VERSION_MAJOR
Definition: json.hpp:42
NLOHMANN_BASIC_JSON_TPL
#define NLOHMANN_BASIC_JSON_TPL
Definition: json.hpp:2494
JSON_HEDLEY_UNLIKELY
#define JSON_HEDLEY_UNLIKELY(expr)
Definition: json.hpp:1575
JSON_TRY
#define JSON_TRY
Definition: json.hpp:2413
NLOHMANN_JSON_VERSION_MINOR
#define NLOHMANN_JSON_VERSION_MINOR
Definition: json.hpp:43
JSON_HEDLEY_DIAGNOSTIC_POP
#define JSON_HEDLEY_DIAGNOSTIC_POP
Definition: json.hpp:964
JSON_EXPLICIT
#define JSON_EXPLICIT
Definition: json.hpp:2697
JSON_HEDLEY_DEPRECATED_FOR
#define JSON_HEDLEY_DEPRECATED_FOR(since, replacement)
Definition: json.hpp:1257
JSON_HEDLEY_PURE
#define JSON_HEDLEY_PURE
Definition: json.hpp:1648
nlohmann::detail::dtoa_impl::grisu2
void grisu2(char *buf, int &len, int &decimal_exponent, diyfp m_minus, diyfp v, diyfp m_plus)
Definition: json.hpp:15763
nlohmann::detail::dtoa_impl::reinterpret_bits
Target reinterpret_bits(const Source source)
Definition: json.hpp:14983
nlohmann::detail::dtoa_impl::compute_boundaries
boundaries compute_boundaries(FloatType value)
Definition: json.hpp:15124
nlohmann::detail::dtoa_impl::find_largest_pow10
int find_largest_pow10(const std::uint32_t n, std::uint32_t &pow10)
Definition: json.hpp:15427
nlohmann::detail::dtoa_impl::kGamma
constexpr int kGamma
Definition: json.hpp:15247
nlohmann::detail::dtoa_impl::grisu2_round
void grisu2_round(char *buf, int len, std::uint64_t dist, std::uint64_t delta, std::uint64_t rest, std::uint64_t ten_k)
Definition: json.hpp:15481
nlohmann::detail::dtoa_impl::grisu2_digit_gen
void grisu2_digit_gen(char *buffer, int &length, int &decimal_exponent, diyfp M_minus, diyfp w, diyfp M_plus)
Definition: json.hpp:15522
nlohmann::detail::dtoa_impl::format_buffer
JSON_HEDLEY_RETURNS_NON_NULL char * format_buffer(char *buf, int len, int decimal_exponent, int min_exp, int max_exp)
prettify v = buf * 10^decimal_exponent
Definition: json.hpp:15915
nlohmann::detail::dtoa_impl::kAlpha
constexpr int kAlpha
Definition: json.hpp:15246
nlohmann::detail::dtoa_impl::append_exponent
JSON_HEDLEY_RETURNS_NON_NULL char * append_exponent(char *buf, int e)
appends a decimal representation of e to buf
Definition: json.hpp:15863
nlohmann::detail::dtoa_impl::get_cached_power_for_binary_exponent
cached_power get_cached_power_for_binary_exponent(int e)
Definition: json.hpp:15263
nlohmann::detail
detail namespace with internal helper functions
Definition: json.hpp:100
nlohmann::detail::enable_if_t
typename std::enable_if< B, T >::type enable_if_t
Definition: json.hpp:3055
nlohmann::detail::reference_t
typename T::reference reference_t
Definition: json.hpp:3416
nlohmann::detail::operator<
bool operator<(const value_t lhs, const value_t rhs) noexcept
comparison operator for JSON types
Definition: json.hpp:156
nlohmann::detail::unescape
static void unescape(std::string &s)
string unescaping as described in RFC 6901 (Sect. 4)
Definition: json.hpp:2757
nlohmann::detail::from_json_function
decltype(T::from_json(std::declval< Args >()...)) from_json_function
Definition: json.hpp:3425
nlohmann::detail::to_json
void to_json(BasicJsonType &j, T b) noexcept
Definition: json.hpp:4753
nlohmann::detail::range_value_t
value_type_t< iterator_traits< iterator_t< T > >> range_value_t
Definition: json.hpp:3579
nlohmann::detail::value_t
value_t
the JSON type enumeration
Definition: json.hpp:130
nlohmann::detail::value_t::number_integer
@ number_integer
number value (signed integer)
nlohmann::detail::value_t::discarded
@ discarded
discarded by the parser callback function
nlohmann::detail::value_t::binary
@ binary
binary array (ordered collection of bytes)
nlohmann::detail::value_t::object
@ object
object (unordered set of name/value pairs)
nlohmann::detail::value_t::number_float
@ number_float
number value (floating-point)
nlohmann::detail::value_t::number_unsigned
@ number_unsigned
number value (unsigned integer)
nlohmann::detail::value_t::array
@ array
array (ordered collection of values)
nlohmann::detail::from_json
void from_json(const BasicJsonType &j, typename std::nullptr_t &n)
Definition: json.hpp:3834
nlohmann::detail::index_sequence_for
make_index_sequence< sizeof...(Ts)> index_sequence_for
Definition: json.hpp:3159
nlohmann::detail::parse_error_function_t
decltype(std::declval< T & >().parse_error(std::declval< std::size_t >(), std::declval< const std::string & >(), std::declval< const Exception & >())) parse_error_function_t
Definition: json.hpp:8101
nlohmann::detail::pointer_t
typename T::pointer pointer_t
Definition: json.hpp:3413
nlohmann::detail::string_function_t
decltype(std::declval< T & >().string(std::declval< String & >())) string_function_t
Definition: json.hpp:8074
nlohmann::detail::parser_callback_t
std::function< bool(int, parse_event_t, BasicJsonType &)> parser_callback_t
Definition: json.hpp:10751
nlohmann::detail::difference_type_t
typename T::difference_type difference_type_t
Definition: json.hpp:3410
nlohmann::detail::detected_t
typename detector< nonesuch, void, Op, Args... >::type detected_t
Definition: json.hpp:2286
nlohmann::detail::int_to_string
void int_to_string(string_type &target, std::size_t value)
Definition: json.hpp:4320
nlohmann::detail::from_json_array_impl
void from_json_array_impl(const BasicJsonType &j, typename BasicJsonType::array_t &arr, priority_tag< 3 >)
Definition: json.hpp:3989
nlohmann::detail::index_sequence
integer_sequence< size_t, Ints... > index_sequence
Definition: json.hpp:3097
nlohmann::detail::key_function_t
decltype(std::declval< T & >().key(std::declval< String & >())) key_function_t
Definition: json.hpp:8086
nlohmann::detail::boolean_function_t
decltype(std::declval< T & >().boolean(std::declval< bool >())) boolean_function_t
Definition: json.hpp:8058
nlohmann::detail::binary_function_t
decltype(std::declval< T & >().binary(std::declval< Binary & >())) binary_function_t
Definition: json.hpp:8078
nlohmann::detail::number_integer_function_t
decltype(std::declval< T & >().number_integer(std::declval< Integer >())) number_integer_function_t
Definition: json.hpp:8062
nlohmann::detail::to_json_tuple_impl
void to_json_tuple_impl(BasicJsonType &j, const Tuple &t, index_sequence< Idx... >)
Definition: json.hpp:4876
nlohmann::detail::iterator_t
enable_if_t< is_range< R >::value, result_of_begin< decltype(std::declval< R & >())> > iterator_t
Definition: json.hpp:3576
nlohmann::detail::is_detected_convertible
std::is_convertible< detected_t< Op, Args... >, To > is_detected_convertible
Definition: json.hpp:2299
nlohmann::detail::uncvref_t
typename std::remove_cv< typename std::remove_reference< T >::type >::type uncvref_t
Definition: json.hpp:3041
nlohmann::detail::cbor_tag_handler_t
cbor_tag_handler_t
how to treat CBOR tags
Definition: json.hpp:8202
nlohmann::detail::cbor_tag_handler_t::store
@ store
store tags as binary type
nlohmann::detail::cbor_tag_handler_t::error
@ error
throw a parse_error exception in case of a tag
nlohmann::detail::parse_event_t::value
@ value
the parser finished reading a JSON value
nlohmann::detail::parse_event_t::key
@ key
the parser read a key of a value in an object
nlohmann::detail::parse_event_t::array_end
@ array_end
the parser read ] and finished processing a JSON array
nlohmann::detail::parse_event_t::array_start
@ array_start
the parser read [ and started to process a JSON array
nlohmann::detail::parse_event_t::object_start
@ object_start
the parser read { and started to process a JSON object
nlohmann::detail::parse_event_t::object_end
@ object_end
the parser read } and finished processing a JSON object
nlohmann::detail::error_handler_t
error_handler_t
how to treat decoding errors
Definition: json.hpp:16078
nlohmann::detail::error_handler_t::strict
@ strict
throw a type_error exception in case of invalid UTF-8
nlohmann::detail::error_handler_t::ignore
@ ignore
ignore invalid UTF-8 sequences
nlohmann::detail::error_handler_t::replace
@ replace
replace invalid UTF-8 sequences with U+FFFD
nlohmann::detail::start_object_function_t
decltype(std::declval< T & >().start_object(std::declval< std::size_t >())) start_object_function_t
Definition: json.hpp:8082
nlohmann::detail::key_type_t
typename T::key_type key_type_t
Definition: json.hpp:3404
nlohmann::detail::combine
std::size_t combine(std::size_t seed, std::size_t h) noexcept
Definition: json.hpp:5079
nlohmann::detail::hash
std::size_t hash(const BasicJsonType &j)
hash a JSON value
Definition: json.hpp:5097
nlohmann::detail::to_chars
JSON_HEDLEY_RETURNS_NON_NULL char * to_chars(char *first, const char *last, FloatType value)
generates a decimal representation of the floating-point number value in [first, last).
Definition: json.hpp:16000
nlohmann::detail::little_endianness
static bool little_endianness(int num=1) noexcept
determine system byte order
Definition: json.hpp:8215
nlohmann::detail::make_integer_sequence
typename utility_internal::Gen< T, N >::type make_integer_sequence
Definition: json.hpp:3143
nlohmann::detail::number_unsigned_function_t
decltype(std::declval< T & >().number_unsigned(std::declval< Unsigned >())) number_unsigned_function_t
Definition: json.hpp:8066
nlohmann::detail::is_detected_exact
std::is_same< Expected, detected_t< Op, Args... > > is_detected_exact
Definition: json.hpp:2295
nlohmann::detail::detected_or_t
typename detected_or< Default, Op, Args... >::type detected_or_t
Definition: json.hpp:2292
nlohmann::detail::start_array_function_t
decltype(std::declval< T & >().start_array(std::declval< std::size_t >())) start_array_function_t
Definition: json.hpp:8093
nlohmann::detail::get_arithmetic_value
void get_arithmetic_value(const BasicJsonType &j, ArithmeticType &val)
Definition: json.hpp:3848
nlohmann::detail::from_json_inplace_array_impl
std::array< T, sizeof...(Idx)> from_json_inplace_array_impl(BasicJsonType &&j, identity_tag< std::array< T, sizeof...(Idx)>>, index_sequence< Idx... >)
Definition: json.hpp:4072
nlohmann::detail::is_detected
typename detector< nonesuch, void, Op, Args... >::value_t is_detected
Definition: json.hpp:2280
nlohmann::detail::void_t
typename make_void< Ts... >::type void_t
Definition: json.hpp:2242
nlohmann::detail::make_index_sequence
make_integer_sequence< size_t, N > make_index_sequence
Definition: json.hpp:3151
nlohmann::detail::output_adapter_t
std::shared_ptr< output_adapter_protocol< CharType > > output_adapter_t
a type to simplify interfaces
Definition: json.hpp:13198
nlohmann::detail::mapped_type_t
typename T::mapped_type mapped_type_t
Definition: json.hpp:3401
nlohmann::detail::escape
std::string escape(std::string s)
string escaping as described in RFC 6901 (Sect. 4)
Definition: json.hpp:2743
nlohmann::detail::input_format_t
input_format_t
the supported input formats
Definition: json.hpp:5233
nlohmann::detail::to_json
void to_json(BasicJsonType &j, const T &b)
Definition: json.hpp:4870
nlohmann::detail::from_json_tuple_impl_base
std::tuple< Args... > from_json_tuple_impl_base(BasicJsonType &&j, index_sequence< Idx... >)
Definition: json.hpp:4172
nlohmann::detail::get_template_function
decltype(std::declval< T >().template get< U >()) get_template_function
Definition: json.hpp:3428
nlohmann::detail::contiguous_bytes_input_adapter
decltype(input_adapter(std::declval< const char * >(), std::declval< const char * >())) contiguous_bytes_input_adapter
Definition: json.hpp:5636
nlohmann::detail::null_function_t
decltype(std::declval< T & >().null()) null_function_t
Definition: json.hpp:8054
nlohmann::detail::get
auto get(const nlohmann::detail::iteration_proxy_value< IteratorType > &i) -> decltype(i.key())
Definition: json.hpp:4451
nlohmann::detail::replace_substring
void replace_substring(std::string &s, const std::string &f, const std::string &t)
replace all occurrences of a substring by another string
Definition: json.hpp:2725
nlohmann::detail::input_adapter
iterator_input_adapter_factory< IteratorType >::adapter_type input_adapter(IteratorType first, IteratorType last)
Definition: json.hpp:5579
nlohmann::detail::iterator_category_t
typename T::iterator_category iterator_category_t
Definition: json.hpp:3419
nlohmann::detail::number_float_function_t
decltype(std::declval< T & >().number_float(std::declval< Float >(), std::declval< const String & >())) number_float_function_t
Definition: json.hpp:8070
nlohmann::detail::end_array_function_t
decltype(std::declval< T & >().end_array()) end_array_function_t
Definition: json.hpp:8096
nlohmann::detail::from_json
void from_json(const BasicJsonType &j, std::unordered_map< Key, Value, Hash, KeyEqual, Allocator > &m)
Definition: json.hpp:4237
nlohmann::detail::from_json_tuple_impl
std::pair< A1, A2 > from_json_tuple_impl(BasicJsonType &&j, identity_tag< std::pair< A1, A2 >>, priority_tag< 0 >)
Definition: json.hpp:4178
nlohmann::detail::end_object_function_t
decltype(std::declval< T & >().end_object()) end_object_function_t
Definition: json.hpp:8089
nlohmann::detail::conditional_static_cast
T conditional_static_cast(U value)
Definition: json.hpp:3798
nlohmann::detail::to_json_function
decltype(T::to_json(std::declval< Args >()...)) to_json_function
Definition: json.hpp:3422
nlohmann::detail::value_type_t
typename T::value_type value_type_t
Definition: json.hpp:3407
nlohmann
namespace for Niels Lohmann
Definition: json.hpp:98
nlohmann::json
basic_json<> json
default specialization
Definition: json.hpp:3337
nlohmann::to_string
NLOHMANN_BASIC_JSON_TPL_DECLARATION std::string to_string(const NLOHMANN_BASIC_JSON_TPL &j)
user-defined to_string function for JSON values
Definition: json.hpp:21838
nlohmann::NLOHMANN_CAN_CALL_STD_FUNC_IMPL
NLOHMANN_CAN_CALL_STD_FUNC_IMPL(begin)
std
Definition: json.hpp:4471
std::swap
NLOHMANN_BASIC_JSON_TPL_DECLARATION void swap(nlohmann::NLOHMANN_BASIC_JSON_TPL &j1, nlohmann::NLOHMANN_BASIC_JSON_TPL &j2) noexcept(//NOLINT(readability-inconsistent-declaration-parameter-name) is_nothrow_move_constructible< nlohmann::NLOHMANN_BASIC_JSON_TPL >::value &&//NOLINT(misc-redundant-expression) is_nothrow_move_assignable< nlohmann::NLOHMANN_BASIC_JSON_TPL >::value)
exchanges the values of two JSON objects
Definition: json.hpp:21884
class
every row value
nlohmann::adl_serializer
default JSONSerializer template argument
Definition: json.hpp:4926
nlohmann::adl_serializer::from_json
static auto from_json(BasicJsonType &&j, TargetType &val) noexcept(noexcept(::nlohmann::from_json(std::forward< BasicJsonType >(j), val))) -> decltype(::nlohmann::from_json(std::forward< BasicJsonType >(j), val), void())
convert a JSON value to any value type
Definition: json.hpp:4930
nlohmann::adl_serializer::from_json
static auto from_json(BasicJsonType &&j) noexcept(noexcept(::nlohmann::from_json(std::forward< BasicJsonType >(j), detail::identity_tag< TargetType > {}))) -> decltype(::nlohmann::from_json(std::forward< BasicJsonType >(j), detail::identity_tag< TargetType > {}))
convert a JSON value to any value type
Definition: json.hpp:4940
nlohmann::adl_serializer::to_json
static auto to_json(BasicJsonType &j, TargetType &&val) noexcept(noexcept(::nlohmann::to_json(j, std::forward< TargetType >(val)))) -> decltype(::nlohmann::to_json(j, std::forward< TargetType >(val)), void())
convert any value type to a JSON value
Definition: json.hpp:4950
nlohmann::detail::container_input_adapter_factory_impl::container_input_adapter_factory< ContainerType, void_t< decltype(begin(std::declval< ContainerType >()), end(std::declval< ContainerType >()))> >::create
static adapter_type create(const ContainerType &container)
Definition: json.hpp:5604
nlohmann::detail::container_input_adapter_factory_impl::container_input_adapter_factory< ContainerType, void_t< decltype(begin(std::declval< ContainerType >()), end(std::declval< ContainerType >()))> >::adapter_type
decltype(input_adapter(begin(std::declval< ContainerType >()), end(std::declval< ContainerType >()))) adapter_type
Definition: json.hpp:5602
nlohmann::detail::container_input_adapter_factory_impl::container_input_adapter_factory
Definition: json.hpp:5596
nlohmann::detail::detector< Default, void_t< Op< Args... > >, Op, Args... >::type
Op< Args... > type
Definition: json.hpp:2276
nlohmann::detail::detector< Default, void_t< Op< Args... > >, Op, Args... >::value_t
std::true_type value_t
Definition: json.hpp:2275
nlohmann::detail::detector::value_t
std::false_type value_t
Definition: json.hpp:2268
nlohmann::detail::dtoa_impl::boundaries
Definition: json.hpp:15111
nlohmann::detail::dtoa_impl::boundaries::plus
diyfp plus
Definition: json.hpp:15114
nlohmann::detail::dtoa_impl::boundaries::w
diyfp w
Definition: json.hpp:15112
nlohmann::detail::dtoa_impl::boundaries::minus
diyfp minus
Definition: json.hpp:15113
nlohmann::detail::dtoa_impl::cached_power
Definition: json.hpp:15250
nlohmann::detail::dtoa_impl::cached_power::f
std::uint64_t f
Definition: json.hpp:15251
nlohmann::detail::dtoa_impl::cached_power::k
int k
Definition: json.hpp:15253
nlohmann::detail::dtoa_impl::cached_power::e
int e
Definition: json.hpp:15252
nlohmann::detail::dtoa_impl::diyfp
Definition: json.hpp:14993
nlohmann::detail::dtoa_impl::diyfp::kPrecision
static constexpr int kPrecision
Definition: json.hpp:14994
nlohmann::detail::dtoa_impl::diyfp::normalize
static diyfp normalize(diyfp x) noexcept
normalize x such that the significand is >= 2^(q-1)
Definition: json.hpp:15082
nlohmann::detail::dtoa_impl::diyfp::normalize_to
static diyfp normalize_to(const diyfp &x, const int target_exponent) noexcept
normalize x such that the result has the exponent E
Definition: json.hpp:15099
nlohmann::detail::dtoa_impl::diyfp::mul
static diyfp mul(const diyfp &x, const diyfp &y) noexcept
returns x * y
Definition: json.hpp:15017
nlohmann::detail::dtoa_impl::diyfp::diyfp
constexpr diyfp(std::uint64_t f_, int e_) noexcept
Definition: json.hpp:14999
nlohmann::detail::dtoa_impl::diyfp::e
int e
Definition: json.hpp:14997
nlohmann::detail::dtoa_impl::diyfp::f
std::uint64_t f
Definition: json.hpp:14996
nlohmann::detail::dtoa_impl::diyfp::sub
static diyfp sub(const diyfp &x, const diyfp &y) noexcept
returns x - y
Definition: json.hpp:15005
nlohmann::detail::external_constructor< value_t::array >::construct
static void construct(BasicJsonType &j, const CompatibleArrayType &arr)
Definition: json.hpp:4665
nlohmann::detail::external_constructor< value_t::array >::construct
static void construct(BasicJsonType &j, const std::valarray< T > &arr)
Definition: json.hpp:4694
nlohmann::detail::external_constructor< value_t::array >::construct
static void construct(BasicJsonType &j, const std::vector< bool > &arr)
Definition: json.hpp:4678
nlohmann::detail::external_constructor< value_t::array >::construct
static void construct(BasicJsonType &j, typename BasicJsonType::array_t &&arr)
Definition: json.hpp:4653
nlohmann::detail::external_constructor< value_t::array >::construct
static void construct(BasicJsonType &j, const typename BasicJsonType::array_t &arr)
Definition: json.hpp:4643
nlohmann::detail::external_constructor< value_t::binary >::construct
static void construct(BasicJsonType &j, const typename BasicJsonType::binary_t &b)
Definition: json.hpp:4582
nlohmann::detail::external_constructor< value_t::binary >::construct
static void construct(BasicJsonType &j, typename BasicJsonType::binary_t &&b)
Definition: json.hpp:4591
nlohmann::detail::external_constructor< value_t::boolean >::construct
static void construct(BasicJsonType &j, typename BasicJsonType::boolean_t b) noexcept
Definition: json.hpp:4536
nlohmann::detail::external_constructor< value_t::number_float >::construct
static void construct(BasicJsonType &j, typename BasicJsonType::number_float_t val) noexcept
Definition: json.hpp:4604
nlohmann::detail::external_constructor< value_t::number_integer >::construct
static void construct(BasicJsonType &j, typename BasicJsonType::number_integer_t val) noexcept
Definition: json.hpp:4630
nlohmann::detail::external_constructor< value_t::number_unsigned >::construct
static void construct(BasicJsonType &j, typename BasicJsonType::number_unsigned_t val) noexcept
Definition: json.hpp:4617
nlohmann::detail::external_constructor< value_t::object >::construct
static void construct(BasicJsonType &j, typename BasicJsonType::object_t &&obj)
Definition: json.hpp:4723
nlohmann::detail::external_constructor< value_t::object >::construct
static void construct(BasicJsonType &j, const typename BasicJsonType::object_t &obj)
Definition: json.hpp:4713
nlohmann::detail::external_constructor< value_t::object >::construct
static void construct(BasicJsonType &j, const CompatibleObjectType &obj)
Definition: json.hpp:4734
nlohmann::detail::external_constructor< value_t::string >::construct
static void construct(BasicJsonType &j, typename BasicJsonType::string_t &&s)
Definition: json.hpp:4558
nlohmann::detail::external_constructor< value_t::string >::construct
static void construct(BasicJsonType &j, const CompatibleStringType &str)
Definition: json.hpp:4569
nlohmann::detail::external_constructor< value_t::string >::construct
static void construct(BasicJsonType &j, const typename BasicJsonType::string_t &s)
Definition: json.hpp:4549
nlohmann::detail::external_constructor
Definition: json.hpp:4530
nlohmann::detail::from_json_fn
Definition: json.hpp:4267
nlohmann::detail::from_json_fn::operator()
auto operator()(const BasicJsonType &j, T &&val) const noexcept(noexcept(from_json(j, std::forward< T >(val)))) -> decltype(from_json(j, std::forward< T >(val)))
Definition: json.hpp:4269
nlohmann::detail::has_from_json< BasicJsonType, T, enable_if_t< !is_basic_json< T >::value > >::serializer
typename BasicJsonType::template json_serializer< T, void > serializer
Definition: json.hpp:3447
nlohmann::detail::has_from_json
Definition: json.hpp:3432
nlohmann::detail::has_non_default_from_json< BasicJsonType, T, enable_if_t< !is_basic_json< T >::value > >::serializer
typename BasicJsonType::template json_serializer< T, void > serializer
Definition: json.hpp:3462
nlohmann::detail::has_non_default_from_json
Definition: json.hpp:3457
nlohmann::detail::has_to_json< BasicJsonType, T, enable_if_t< !is_basic_json< T >::value > >::serializer
typename BasicJsonType::template json_serializer< T, void > serializer
Definition: json.hpp:3477
nlohmann::detail::has_to_json
Definition: json.hpp:3472
nlohmann::detail::identity_tag
Definition: json.hpp:3190
nlohmann::detail::integer_sequence
Definition: json.hpp:3083
nlohmann::detail::integer_sequence::value_type
T value_type
Definition: json.hpp:3084
nlohmann::detail::integer_sequence::size
static constexpr std::size_t size() noexcept
Definition: json.hpp:3085
nlohmann::detail::internal_iterator
an iterator value
Definition: json.hpp:11349
nlohmann::detail::internal_iterator::primitive_iterator
primitive_iterator_t primitive_iterator
generic iterator for all other types
Definition: json.hpp:11355
nlohmann::detail::internal_iterator::array_iterator
BasicJsonType::array_t::iterator array_iterator
iterator for JSON arrays
Definition: json.hpp:11353
nlohmann::detail::internal_iterator::object_iterator
BasicJsonType::object_t::iterator object_iterator
iterator for JSON objects
Definition: json.hpp:11351
nlohmann::detail::is_basic_json
Definition: json.hpp:3378
nlohmann::detail::is_compatible_array_type_impl
Definition: json.hpp:3664
nlohmann::detail::is_compatible_array_type
Definition: json.hpp:3683
nlohmann::detail::is_compatible_integer_type_impl< RealIntegerType, CompatibleNumberIntegerType, enable_if_t< std::is_integral< RealIntegerType >::value &&std::is_integral< CompatibleNumberIntegerType >::value &&!std::is_same< bool, CompatibleNumberIntegerType >::value > >::CompatibleLimits
std::numeric_limits< CompatibleNumberIntegerType > CompatibleLimits
Definition: json.hpp:3742
nlohmann::detail::is_compatible_integer_type_impl< RealIntegerType, CompatibleNumberIntegerType, enable_if_t< std::is_integral< RealIntegerType >::value &&std::is_integral< CompatibleNumberIntegerType >::value &&!std::is_same< bool, CompatibleNumberIntegerType >::value > >::RealLimits
std::numeric_limits< RealIntegerType > RealLimits
Definition: json.hpp:3741
nlohmann::detail::is_compatible_integer_type_impl
Definition: json.hpp:3731
nlohmann::detail::is_compatible_integer_type
Definition: json.hpp:3754
nlohmann::detail::is_compatible_object_type_impl< BasicJsonType, CompatibleObjectType, enable_if_t< is_detected< mapped_type_t, CompatibleObjectType >::value &&is_detected< key_type_t, CompatibleObjectType >::value > >::object_t
typename BasicJsonType::object_t object_t
Definition: json.hpp:3601
nlohmann::detail::is_compatible_object_type_impl
Definition: json.hpp:3593
nlohmann::detail::is_compatible_object_type
Definition: json.hpp:3613
nlohmann::detail::is_compatible_string_type
Definition: json.hpp:3650
nlohmann::detail::is_compatible_string_type::value
static constexpr auto value
Definition: json.hpp:3651
nlohmann::detail::is_compatible_type_impl
Definition: json.hpp:3757
nlohmann::detail::is_compatible_type
Definition: json.hpp:3770
nlohmann::detail::is_complete_type
Definition: json.hpp:3586
nlohmann::detail::is_constructible_array_type_impl< BasicJsonType, ConstructibleArrayType, enable_if_t< !std::is_same< ConstructibleArrayType, typename BasicJsonType::value_type >::value &&!is_compatible_string_type< BasicJsonType, ConstructibleArrayType >::value &&is_default_constructible< ConstructibleArrayType >::value &&(std::is_move_assignable< ConstructibleArrayType >::value||std::is_copy_assignable< ConstructibleArrayType >::value)&&is_detected< iterator_t, ConstructibleArrayType >::value &&is_iterator_traits< iterator_traits< detected_t< iterator_t, ConstructibleArrayType > > >::value &&is_detected< range_value_t, ConstructibleArrayType >::value &&!std::is_same< ConstructibleArrayType, detected_t< range_value_t, ConstructibleArrayType > >::value &&is_complete_type< detected_t< range_value_t, ConstructibleArrayType > >::value > >::value_type
range_value_t< ConstructibleArrayType > value_type
Definition: json.hpp:3713
nlohmann::detail::is_constructible_array_type_impl
Definition: json.hpp:3686
nlohmann::detail::is_constructible_array_type
Definition: json.hpp:3727
nlohmann::detail::is_constructible_object_type_impl< BasicJsonType, ConstructibleObjectType, enable_if_t< is_detected< mapped_type_t, ConstructibleObjectType >::value &&is_detected< key_type_t, ConstructibleObjectType >::value > >::object_t
typename BasicJsonType::object_t object_t
Definition: json.hpp:3625
nlohmann::detail::is_constructible_object_type_impl
Definition: json.hpp:3617
nlohmann::detail::is_constructible_object_type
Definition: json.hpp:3646
nlohmann::detail::is_constructible_string_type
Definition: json.hpp:3657
nlohmann::detail::is_constructible_string_type::value
static constexpr auto value
Definition: json.hpp:3658
nlohmann::detail::is_constructible_tuple
Definition: json.hpp:3773
nlohmann::detail::is_constructible
Definition: json.hpp:3523
nlohmann::detail::is_default_constructible
Definition: json.hpp:3503
nlohmann::detail::is_detected_lazy
Definition: json.hpp:2283
nlohmann::detail::is_getable
Definition: json.hpp:3440
nlohmann::detail::is_getable::value
static constexpr bool value
Definition: json.hpp:3441
nlohmann::detail::is_iterator_of_multibyte
Definition: json.hpp:5555
nlohmann::detail::is_iterator_of_multibyte::value_type
typename std::iterator_traits< T >::value_type value_type
Definition: json.hpp:5556
nlohmann::detail::is_iterator_traits
Definition: json.hpp:3539
nlohmann::detail::is_json_ref
Definition: json.hpp:3391
nlohmann::detail::is_ordered_map::two
Definition: json.hpp:3786
nlohmann::detail::is_ordered_map::two::x
char x[2]
Definition: json.hpp:3787
nlohmann::detail::is_ordered_map
Definition: json.hpp:3782
nlohmann::detail::is_ordered_map::value
@ value
Definition: json.hpp:3793
nlohmann::detail::is_ordered_map::one
char one
Definition: json.hpp:3783
nlohmann::detail::is_ordered_map::test
static two test(...)
nlohmann::detail::is_ordered_map::test
static one test(decltype(&C::capacity))
nlohmann::detail::is_range
Definition: json.hpp:3558
nlohmann::detail::is_range::sentinel
detected_t< result_of_end, t_ref > sentinel
Definition: json.hpp:3563
nlohmann::detail::is_range::iterator
detected_t< result_of_begin, t_ref > iterator
Definition: json.hpp:3562
nlohmann::detail::is_range::is_iterator_begin
static constexpr auto is_iterator_begin
Definition: json.hpp:3568
nlohmann::detail::is_range::t_ref
typename std::add_lvalue_reference< T >::type t_ref
Definition: json.hpp:3560
nlohmann::detail::is_range::value
static constexpr bool value
Definition: json.hpp:3572
nlohmann::detail::is_sax_static_asserts
Definition: json.hpp:8136
nlohmann::detail::is_sax_static_asserts::string_t
typename BasicJsonType::string_t string_t
Definition: json.hpp:8144
nlohmann::detail::is_sax_static_asserts::exception_t
typename BasicJsonType::exception exception_t
Definition: json.hpp:8146
nlohmann::detail::is_sax_static_asserts::number_integer_t
typename BasicJsonType::number_integer_t number_integer_t
Definition: json.hpp:8141
nlohmann::detail::is_sax_static_asserts::number_float_t
typename BasicJsonType::number_float_t number_float_t
Definition: json.hpp:8143
nlohmann::detail::is_sax_static_asserts::binary_t
typename BasicJsonType::binary_t binary_t
Definition: json.hpp:8145
nlohmann::detail::is_sax_static_asserts::number_unsigned_t
typename BasicJsonType::number_unsigned_t number_unsigned_t
Definition: json.hpp:8142
nlohmann::detail::is_sax
Definition: json.hpp:8105
nlohmann::detail::is_sax::number_float_t
typename BasicJsonType::number_float_t number_float_t
Definition: json.hpp:8112
nlohmann::detail::is_sax::number_unsigned_t
typename BasicJsonType::number_unsigned_t number_unsigned_t
Definition: json.hpp:8111
nlohmann::detail::is_sax::exception_t
typename BasicJsonType::exception exception_t
Definition: json.hpp:8115
nlohmann::detail::is_sax::value
static constexpr bool value
Definition: json.hpp:8118
nlohmann::detail::is_sax::number_integer_t
typename BasicJsonType::number_integer_t number_integer_t
Definition: json.hpp:8110
nlohmann::detail::is_sax::string_t
typename BasicJsonType::string_t string_t
Definition: json.hpp:8113
nlohmann::detail::is_sax::binary_t
typename BasicJsonType::binary_t binary_t
Definition: json.hpp:8114
nlohmann::detail::iterator_input_adapter_factory< IteratorType, enable_if_t< is_iterator_of_multibyte< IteratorType >::value > >::iterator_type
IteratorType iterator_type
Definition: json.hpp:5566
nlohmann::detail::iterator_input_adapter_factory< IteratorType, enable_if_t< is_iterator_of_multibyte< IteratorType >::value > >::create
static adapter_type create(IteratorType first, IteratorType last)
Definition: json.hpp:5571
nlohmann::detail::iterator_input_adapter_factory< IteratorType, enable_if_t< is_iterator_of_multibyte< IteratorType >::value > >::char_type
typename std::iterator_traits< iterator_type >::value_type char_type
Definition: json.hpp:5567
nlohmann::detail::iterator_input_adapter_factory
Definition: json.hpp:5542
nlohmann::detail::iterator_input_adapter_factory::char_type
typename std::iterator_traits< iterator_type >::value_type char_type
Definition: json.hpp:5544
nlohmann::detail::iterator_input_adapter_factory::create
static adapter_type create(IteratorType first, IteratorType last)
Definition: json.hpp:5547
nlohmann::detail::iterator_input_adapter_factory::adapter_type
iterator_input_adapter< iterator_type > adapter_type
Definition: json.hpp:5545
nlohmann::detail::iterator_input_adapter_factory::iterator_type
IteratorType iterator_type
Definition: json.hpp:5543
nlohmann::detail::iterator_traits< T *, enable_if_t< std::is_object< T >::value > >::reference
T & reference
Definition: json.hpp:3255
nlohmann::detail::iterator_traits< T *, enable_if_t< std::is_object< T >::value > >::pointer
T * pointer
Definition: json.hpp:3254
nlohmann::detail::iterator_traits< T *, enable_if_t< std::is_object< T >::value > >::value_type
T value_type
Definition: json.hpp:3252
nlohmann::detail::iterator_traits< T *, enable_if_t< std::is_object< T >::value > >::iterator_category
std::random_access_iterator_tag iterator_category
Definition: json.hpp:3251
nlohmann::detail::iterator_traits< T *, enable_if_t< std::is_object< T >::value > >::difference_type
ptrdiff_t difference_type
Definition: json.hpp:3253
nlohmann::detail::iterator_traits
Definition: json.hpp:3239
nlohmann::detail::iterator_types< It, void_t< typename It::difference_type, typename It::value_type, typename It::pointer, typename It::reference, typename It::iterator_category > >::difference_type
typename It::difference_type difference_type
Definition: json.hpp:3228
nlohmann::detail::iterator_types< It, void_t< typename It::difference_type, typename It::value_type, typename It::pointer, typename It::reference, typename It::iterator_category > >::reference
typename It::reference reference
Definition: json.hpp:3231
nlohmann::detail::iterator_types< It, void_t< typename It::difference_type, typename It::value_type, typename It::pointer, typename It::reference, typename It::iterator_category > >::iterator_category
typename It::iterator_category iterator_category
Definition: json.hpp:3232
nlohmann::detail::iterator_types< It, void_t< typename It::difference_type, typename It::value_type, typename It::pointer, typename It::reference, typename It::iterator_category > >::pointer
typename It::pointer pointer
Definition: json.hpp:3230
nlohmann::detail::iterator_types< It, void_t< typename It::difference_type, typename It::value_type, typename It::pointer, typename It::reference, typename It::iterator_category > >::value_type
typename It::value_type value_type
Definition: json.hpp:3229
nlohmann::detail::iterator_types
Definition: json.hpp:3220
nlohmann::detail::make_void
Definition: json.hpp:2239
nlohmann::detail::make_void::type
void type
Definition: json.hpp:2240
nlohmann::detail::nonesuch::nonesuch
nonesuch(nonesuch const &)=delete
nlohmann::detail::nonesuch::operator=
void operator=(nonesuch &&)=delete
nlohmann::detail::nonesuch::nonesuch
nonesuch(nonesuch const &&)=delete
nlohmann::detail::nonesuch::operator=
void operator=(nonesuch const &)=delete
nlohmann::detail::output_adapter_protocol
abstract output adapter interface
Definition: json.hpp:13184
nlohmann::detail::output_adapter_protocol::write_characters
virtual void write_characters(const CharType *s, std::size_t length)=0
nlohmann::detail::output_adapter_protocol::write_character
virtual void write_character(CharType c)=0
nlohmann::detail::output_adapter_protocol::output_adapter_protocol
output_adapter_protocol(output_adapter_protocol &&) noexcept=default
nlohmann::detail::output_adapter_protocol::~output_adapter_protocol
virtual ~output_adapter_protocol()=default
nlohmann::detail::output_adapter_protocol::output_adapter_protocol
output_adapter_protocol(const output_adapter_protocol &)=default
nlohmann::detail::output_adapter_protocol::output_adapter_protocol
output_adapter_protocol()=default
nlohmann::detail::position_t
struct to capture the start position of the current token
Definition: json.hpp:2777
nlohmann::detail::position_t::lines_read
std::size_t lines_read
the number of lines read
Definition: json.hpp:2783
nlohmann::detail::position_t::chars_read_current_line
std::size_t chars_read_current_line
the number of characters read in the current line
Definition: json.hpp:2781
nlohmann::detail::position_t::chars_read_total
std::size_t chars_read_total
the total number of characters read
Definition: json.hpp:2779
nlohmann::detail::priority_tag< 0 >
Definition: json.hpp:3167
nlohmann::detail::priority_tag
Definition: json.hpp:3166
nlohmann::detail::static_const
Definition: json.hpp:3172
nlohmann::detail::static_const::value
static constexpr T value
Definition: json.hpp:3173
nlohmann::detail::to_json_fn
Definition: json.hpp:4896
nlohmann::detail::to_json_fn::operator()
auto operator()(BasicJsonType &j, T &&val) const noexcept(noexcept(to_json(j, std::forward< T >(val)))) -> decltype(to_json(j, std::forward< T >(val)), void())
Definition: json.hpp:4898
nlohmann::detail::utility_internal::Extend
Definition: json.hpp:3103
nlohmann::detail::utility_internal::Gen
Definition: json.hpp:3122
nlohmann::detail::utility_internal::Gen::type
typename Extend< typename Gen< T, N/2 >::type, N/2, N % 2 >::type type
Definition: json.hpp:3124
nlohmann::detail::wide_string_input_helper< BaseInputAdapter, 2 >::fill_buffer
static void fill_buffer(BaseInputAdapter &input, std::array< std::char_traits< char >::int_type, 4 > &utf8_bytes, size_t &utf8_bytes_index, size_t &utf8_bytes_filled)
Definition: json.hpp:5436
nlohmann::detail::wide_string_input_helper< BaseInputAdapter, 4 >::fill_buffer
static void fill_buffer(BaseInputAdapter &input, std::array< std::char_traits< char >::int_type, 4 > &utf8_bytes, size_t &utf8_bytes_index, size_t &utf8_bytes_filled)
Definition: json.hpp:5378
nlohmann::detail::wide_string_input_helper
Definition: json.hpp:5372
nlohmann::json_sax
SAX interface.
Definition: json.hpp:5718
nlohmann::json_sax::start_object
virtual bool start_object(std::size_t elements)=0
the beginning of an object was read
nlohmann::json_sax::string
virtual bool string(string_t &val)=0
a string value was read
nlohmann::json_sax::number_integer_t
typename BasicJsonType::number_integer_t number_integer_t
Definition: json.hpp:5719
nlohmann::json_sax::binary_t
typename BasicJsonType::binary_t binary_t
Definition: json.hpp:5723
nlohmann::json_sax::end_array
virtual bool end_array()=0
the end of an array was read
nlohmann::json_sax::key
virtual bool key(string_t &val)=0
an object key was read
nlohmann::json_sax::number_unsigned_t
typename BasicJsonType::number_unsigned_t number_unsigned_t
Definition: json.hpp:5720
nlohmann::json_sax::binary
virtual bool binary(binary_t &val)=0
a binary value was read
nlohmann::json_sax::number_float_t
typename BasicJsonType::number_float_t number_float_t
Definition: json.hpp:5721
nlohmann::json_sax::start_array
virtual bool start_array(std::size_t elements)=0
the beginning of an array was read
nlohmann::json_sax::parse_error
virtual bool parse_error(std::size_t position, const std::string &last_token, const detail::exception &ex)=0
a parse error occurred
nlohmann::json_sax::json_sax
json_sax(json_sax &&) noexcept=default
nlohmann::json_sax::boolean
virtual bool boolean(bool val)=0
a boolean value was read
nlohmann::json_sax::json_sax
json_sax(const json_sax &)=default
nlohmann::json_sax::json_sax
json_sax()=default
nlohmann::json_sax::end_object
virtual bool end_object()=0
the end of an object was read
nlohmann::json_sax::number_unsigned
virtual bool number_unsigned(number_unsigned_t val)=0
an unsigned integer number was read
nlohmann::json_sax::string_t
typename BasicJsonType::string_t string_t
Definition: json.hpp:5722
nlohmann::json_sax::number_float
virtual bool number_float(number_float_t val, const string_t &s)=0
a floating-point number was read
nlohmann::json_sax::number_integer
virtual bool number_integer(number_integer_t val)=0
an integer number was read
nlohmann::ordered_map
a minimal map-like container that preserves insertion order
Definition: json.hpp:17040
nlohmann::ordered_map::insert
std::pair< iterator, bool > insert(const value_type &value)
Definition: json.hpp:17220
nlohmann::ordered_map::ordered_map
ordered_map(std::initializer_list< T > init, const Allocator &alloc=Allocator())
Definition: json.hpp:17055
nlohmann::ordered_map::Container
std::vector< std::pair< const Key, T >, Allocator > Container
Definition: json.hpp:17043
nlohmann::ordered_map::mapped_type
T mapped_type
Definition: json.hpp:17042
nlohmann::ordered_map::find
iterator find(const Key &key)
Definition: json.hpp:17191
nlohmann::ordered_map::erase
iterator erase(iterator pos)
Definition: json.hpp:17126
nlohmann::ordered_map::insert
void insert(InputIt first, InputIt last)
Definition: json.hpp:17238
nlohmann::ordered_map::emplace
std::pair< iterator, bool > emplace(const key_type &key, T &&t)
Definition: json.hpp:17058
nlohmann::ordered_map::find
const_iterator find(const Key &key) const
Definition: json.hpp:17203
nlohmann::ordered_map::insert
std::pair< iterator, bool > insert(value_type &&value)
Definition: json.hpp:17215
nlohmann::ordered_map::key_type
Key key_type
Definition: json.hpp:17041
nlohmann::ordered_map::erase
size_type erase(const Key &key)
Definition: json.hpp:17107
nlohmann::ordered_map::operator[]
const T & operator[](const Key &key) const
Definition: json.hpp:17076
nlohmann::ordered_map::erase
iterator erase(iterator first, iterator last)
Definition: json.hpp:17131
nlohmann::ordered_map::const_iterator
typename Container::const_iterator const_iterator
Definition: json.hpp:17045
nlohmann::ordered_map::ordered_map
ordered_map(const Allocator &alloc=Allocator())
Definition: json.hpp:17051
nlohmann::ordered_map::require_input_iter
typename std::enable_if< std::is_convertible< typename std::iterator_traits< InputIt >::iterator_category, std::input_iterator_tag >::value >::type require_input_iter
Definition: json.hpp:17235
nlohmann::ordered_map::at
const T & at(const Key &key) const
Definition: json.hpp:17094
nlohmann::ordered_map::ordered_map
ordered_map(It first, It last, const Allocator &alloc=Allocator())
Definition: json.hpp:17053
nlohmann::ordered_map::size_type
typename Container::size_type size_type
Definition: json.hpp:17046
nlohmann::ordered_map::at
T & at(const Key &key)
Definition: json.hpp:17081
nlohmann::ordered_map::value_type
typename Container::value_type value_type
Definition: json.hpp:17047
nlohmann::ordered_map::operator[]
T & operator[](const Key &key)
Definition: json.hpp:17071
nlohmann::ordered_map::count
size_type count(const Key &key) const
Definition: json.hpp:17179
nlohmann::ordered_map::iterator
typename Container::iterator iterator
Definition: json.hpp:17044
std::hash< nlohmann::NLOHMANN_BASIC_JSON_TPL >::operator()
std::size_t operator()(const nlohmann::NLOHMANN_BASIC_JSON_TPL &j) const
Definition: json.hpp:21857
std::less< ::nlohmann::detail::value_t >::operator()
bool operator()(nlohmann::detail::value_t lhs, nlohmann::detail::value_t rhs) const noexcept
compare two value_t enum values
Definition: json.hpp:21871