diff --git a/CMakeLists.txt b/CMakeLists.txt index 7bb88560b..eeb2e83b6 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -21,7 +21,7 @@ # Project setup ######################################################################## -cmake_minimum_required(VERSION 3.2) +cmake_minimum_required(VERSION 3.12) project(Trunk-Recorder LANGUAGES CXX C VERSION "4.6.0") configure_file(cmake.h.in "${PROJECT_BINARY_DIR}/cmake.h" @ONLY) @@ -248,6 +248,7 @@ list(APPEND trunk_recorder_sources trunk-recorder/recorders/p25_recorder_qpsk_demod.cc trunk-recorder/recorders/p25_recorder_decode.cc trunk-recorder/csv_helper.cc + trunk-recorder/config.cc trunk-recorder/talkgroup.cc trunk-recorder/talkgroups.cc trunk-recorder/unit_tag.cc @@ -280,6 +281,11 @@ list(APPEND trunk_recorder_sources trunk-recorder/call.h trunk-recorder/plugin_manager/plugin_api.h ) + + list(APPEND 3p_headers + lib/nlohmann/json.hpp + lib/csv-parser/csv.hpp + ) set_source_files_properties(lib/lfsr/lfsr.cxx COMPILE_FLAGS "-w") @@ -293,6 +299,15 @@ include(GNUInstallDirs) add_subdirectory(lib/op25_repeater) +#set(JSON_Install OFF CACHE INTERNAL "") + +#add_subdirectory(lib/nlohmann_json) + +#include(FetchContent) + +#FetchContent_Declare(json URL https://github.com/nlohmann/json/releases/download/v3.11.2/json.tar.xz) +#FetchContent_MakeAvailable(json) + #target_compile_options( # imbe_vocoder PRIVATE # "-w" @@ -312,7 +327,7 @@ set_property( set_target_properties(trunk_recorder_library PROPERTIES OUTPUT_NAME "trunk-recorder") set_target_properties(trunk_recorder_library PROPERTIES PUBLIC_HEADER "${trunk_recorder_headers}") - +set_target_properties(trunk_recorder_library PROPERTIES PRIVATE_HEADER "${3p_headers}") # Weird - when I add LIBRARY before the DESTINATION, it installs in the /usr/local/lib dir on a mac install(TARGETS trunk_recorder_library @@ -340,7 +355,9 @@ add_subdirectory(plugins/simplestream) add_executable(trunk-recorder trunk-recorder/main.cc) # ${trunk_recorder_sources}) -target_link_libraries(trunk-recorder git trunk_recorder_library gnuradio-op25_repeater ${CMAKE_DL_LIBS} ssl crypto ${CURL_LIBRARIES} ${Boost_LIBRARIES} ${GNURADIO_PMT_LIBRARIES} ${GNURADIO_RUNTIME_LIBRARIES} ${GNURADIO_FILTER_LIBRARIES} ${GNURADIO_DIGITAL_LIBRARIES} ${GNURADIO_ANALOG_LIBRARIES} ${GNURADIO_AUDIO_LIBRARIES} ${GNURADIO_UHD_LIBRARIES} ${UHD_LIBRARIES} ${GNURADIO_BLOCKS_LIBRARIES} ${GNURADIO_OSMOSDR_LIBRARIES} ) # gRPC::grpc++_reflection protobuf::libprotobuf) +target_link_libraries(trunk-recorder git trunk_recorder_library gnuradio-op25_repeater ${CMAKE_DL_LIBS} ssl crypto ${CURL_LIBRARIES} ${Boost_LIBRARIES} ${GNURADIO_PMT_LIBRARIES} ${GNURADIO_RUNTIME_LIBRARIES} ${GNURADIO_FILTER_LIBRARIES} ${GNURADIO_DIGITAL_LIBRARIES} ${GNURADIO_ANALOG_LIBRARIES} ${GNURADIO_AUDIO_LIBRARIES} ${GNURADIO_UHD_LIBRARIES} ${UHD_LIBRARIES} ${GNURADIO_BLOCKS_LIBRARIES} ${GNURADIO_OSMOSDR_LIBRARIES} ) # gRPC::grpc++_reflection protobuf::libprotobuf) + +#target_link_libraries(trunk-recorder PRIVATE nlohmann_json::nlohmann_json ) message(STATUS "All libraries:" ${GNURADIO_ALL_LIBRARIES}) if(NOT Gnuradio_VERSION VERSION_LESS "3.8") diff --git a/docs/CONFIGURE.md b/docs/CONFIGURE.md index 95bb6c9cd..6bfe00dc9 100644 --- a/docs/CONFIGURE.md +++ b/docs/CONFIGURE.md @@ -411,22 +411,34 @@ The matching simplestream config to send audio from talkgroup 58918 to TCP port This file provides info on the different talkgroups in a trunking system. A lot of this info can be found on the [Radio Reference](http://www.radioreference.com/) website. You need to be a Radio Reference member to download the table for your system preformatted as a CSV file. You can also try clicking on the "List All in one table" link, selecting everything in the table and copying it into a spreadsheet program, and then exporting or saving as a CSV file. -**Note:** You can use the direct CSV from Radio Reference for talk groups, but setting priority is not supported with this file format. If you need to use the Priority field, you'll need to reorder the CSV to match the format described below. +**Note:** You can use the direct CSV from Radio Reference for talk groups. You will need to add the Priority column if you are going to be using that. -You may add an additional column that adds a priority for each talkgroup. The priority field specifies the number of recorders the system must have available to record a new call for the talkgroup. For example, a priority of 1, the highest means as long as at least a single recorder is available, the system will record the new call. If the priority is 2, the system would at least 2 free recorders to record the new call, and so on. If there is no priority set for a talkgroup entry, a prioity of 1 is assumed. +A Header row is required on the first line of the CSV file. The supported column names are: "Decimal", "Mode", "Description","Alpha Tag", "Hex", "Category", "Tag", "Priority", "Preferred NAC" -Talkgroups assigned a priority of -1 will never be recorded, regardless of the number of available recorders. +The first column must be the "Decimal" column. -Trunk Recorder really only uses the priority information and the decimal talkgroup ID. The Website uses the same file though to help display information about each talkgroup. +The columns are: -Here are the column headers and some sample data: NOTE: If you are adding the Priority to a RR csv, as well as changing order you must use a heading for the first column other than "Decimal" eg DEC for TR to detect you are supplying this layout. +| Column Name | Required | Value | +|-------------|----------|-------| +| Decimal | ✔️ | The Talkgroup Number formatted as a decimal number. | +| Mode | ✔️ | Mode defines the type of transmission broadcast on this talkgroup. Analog transmissions are standard voice, Digital and TDMA transmissions are digitally modulated.
A = Analog Talkgroup
D = Digital Talkgroup
M = Mixed Analog/Digital
T = TDMA Capable Talkgroup
--
A trailing lowercase e represents partial encryption. A trailing uppercase E represents full encryption. | +| Description | ✔️ | The description of the talkgroup | +| Alpha Tag | | A 16 character description that is intended as a shortened display on radio displays | +| Hex | | The Talkgroup Number formatted as a hex number. This value is currently not used. | +| Category | | The category for the Talkgroup | +| Tag | | The Service Tag for the Talkgroup | +| Priority | | The priority field specifies the number of recorders the system must have available to record a new call for the talkgroup. For example, a priority of 1, the highest means as long as at least a single recorder is available, the system will record the new call. If the priority is 2, the system would at least 2 free recorders to record the new call, and so on. If there is no priority set for a talkgroup entry, a prioity of 1 is assumed.
Talkgroups assigned a priority of -1 will never be recorded, regardless of the number of available recorders. | +| Preferred NAC | | In Multi-Site mode, the preferred NAC for a specific talk group is used to specify the site you prefer the talk group to be recorded from.| +| Comment | | Use this field to capture comments about a talkgroup. It will be ignored by Trunk Recorder. | -| DEC | HEX | Mode | Alpha Tag | Description | Tag | Group | Priority | PreferredNAC (optional) | +Here are the column headers and some sample data: + +| Decimal | Hex | Mode | Alpha Tag | Description | Tag | Category | Priority | Preferred NAC | |-----|-----|------|--------------|----------------|----------------|----------|----------|-------------------------| |101 | 065 | D | DCFD 01 Disp | 01 Dispatch | Fire Dispatch | Fire | 1 | 1000 | |2227 | 8b3 | D | DC StcarYard | Streetcar Yard | Transportation | Services | 3 | 1001 | - In Multi-Site mode, the preferred NAC for a specific talk group is used to specify the site you prefer the talk group to be recorded from. ## channelFile @@ -434,12 +446,25 @@ This file allows for you to specify additional information about conventional ch *Tone based squelch is currently not supported.* + +| Column Name | Required | Value | +|-------------|----------|-------| +| TG Number | ✔️ | The Talkgroup Number formatted as a decimal number. This has to be the first column | +| Frequency | ✔️ | The frequency in Hz for the channel | +| Tone | ✔️ | The Tone for the talkgroup. This value is not used. *Tone based squelch is currently not supported.* | +| Alpha Tag | | A 16 character description that is intended as a shortened display on radio displays | +| Category | | The category for the Talkgroup | +| Tag | | The Service Tag for the Talkgroup | +| Comment | | Use this field to capture comments about a talkgroup. It will be ignored by Trunk Recorder. | +| Enable | | Set to 'false' if you do not want this talkgroup/channel to created | + + The **Enable** Column is optional and defaults to *True*. It only needs to be added to rows that you do not want to have recorded. For those rows, set **Enable** to *False*. -| TG Number | Frequency | Tone | Alpha Tag | Description | Tag | Group | Enable (*optional*) | +| TG Number | Frequency | Tone | Alpha Tag | Description | Tag | Category | Enable (*optional*) | | --------- | --------- | -------- | ------------- | ---------------------- | ------ | ------ | ------------------- | -| 300 | 462275000 | 94.8 PL | Town A Police | Town A Police Dispatch | Police | Town A | | -| 325 | 462275000 | 151.4 PL | Town B DPW | Town B Trash Dispatch | DPW | Town B | False | +| 300 | 462275000 | 94.8 | Town A Police | Town A Police Dispatch | Police | Town A | | +| 325 | 462275000 | 151.4 | Town B DPW | Town B Trash Dispatch | DPW | Town B | False | ## unitTagsFile diff --git a/lib/csv-parser/csv.hpp b/lib/csv-parser/csv.hpp new file mode 100644 index 000000000..9cebfc2b0 --- /dev/null +++ b/lib/csv-parser/csv.hpp @@ -0,0 +1,8486 @@ +#pragma once +/* +CSV for C++, version 2.1.3 +https://github.com/vincentlaucsb/csv-parser + +MIT License + +Copyright (c) 2017-2020 Vincent La + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#ifndef CSV_HPP +#define CSV_HPP + +/** @file + * @brief Defines functionality needed for basic CSV parsing + */ + + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +/* Copyright 2017 https://github.com/mandreyel + * + * Permission is hereby granted, free of charge, to any person obtaining a copy of this + * software and associated documentation files (the "Software"), to deal in the Software + * without restriction, including without limitation the rights to use, copy, modify, + * merge, publish, distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be included in all copies + * or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A + * PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF + * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE + * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef MIO_MMAP_HEADER +#define MIO_MMAP_HEADER + +// #include "mio/page.hpp" +/* Copyright 2017 https://github.com/mandreyel + * + * Permission is hereby granted, free of charge, to any person obtaining a copy of this + * software and associated documentation files (the "Software"), to deal in the Software + * without restriction, including without limitation the rights to use, copy, modify, + * merge, publish, distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be included in all copies + * or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A + * PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF + * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE + * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef MIO_PAGE_HEADER +#define MIO_PAGE_HEADER + +#ifdef _WIN32 +# include +#else +# include +#endif + +namespace mio { + +/** + * This is used by `basic_mmap` to determine whether to create a read-only or + * a read-write memory mapping. + */ +enum class access_mode +{ + read, + write +}; + +/** + * Determines the operating system's page allocation granularity. + * + * On the first call to this function, it invokes the operating system specific syscall + * to determine the page size, caches the value, and returns it. Any subsequent call to + * this function serves the cached value, so no further syscalls are made. + */ +inline size_t page_size() +{ + static const size_t page_size = [] + { +#ifdef _WIN32 + SYSTEM_INFO SystemInfo; + GetSystemInfo(&SystemInfo); + return SystemInfo.dwAllocationGranularity; +#else + return sysconf(_SC_PAGE_SIZE); +#endif + }(); + return page_size; +} + +/** + * Alligns `offset` to the operating's system page size such that it subtracts the + * difference until the nearest page boundary before `offset`, or does nothing if + * `offset` is already page aligned. + */ +inline size_t make_offset_page_aligned(size_t offset) noexcept +{ + const size_t page_size_ = page_size(); + // Use integer division to round down to the nearest page alignment. + return offset / page_size_ * page_size_; +} + +} // namespace mio + +#endif // MIO_PAGE_HEADER + + +#include +#include +#include +#include + +#ifdef _WIN32 +# ifndef WIN32_LEAN_AND_MEAN +# define WIN32_LEAN_AND_MEAN +# endif // WIN32_LEAN_AND_MEAN +# include +#else // ifdef _WIN32 +# define INVALID_HANDLE_VALUE -1 +#endif // ifdef _WIN32 + +namespace mio { + +// This value may be provided as the `length` parameter to the constructor or +// `map`, in which case a memory mapping of the entire file is created. +enum { map_entire_file = 0 }; + +#ifdef _WIN32 +using file_handle_type = HANDLE; +#else +using file_handle_type = int; +#endif + +// This value represents an invalid file handle type. This can be used to +// determine whether `basic_mmap::file_handle` is valid, for example. +const static file_handle_type invalid_handle = INVALID_HANDLE_VALUE; + +template +struct basic_mmap +{ + using value_type = ByteT; + using size_type = size_t; + using reference = value_type&; + using const_reference = const value_type&; + using pointer = value_type*; + using const_pointer = const value_type*; + using difference_type = std::ptrdiff_t; + using iterator = pointer; + using const_iterator = const_pointer; + using reverse_iterator = std::reverse_iterator; + using const_reverse_iterator = std::reverse_iterator; + using iterator_category = std::random_access_iterator_tag; + using handle_type = file_handle_type; + + static_assert(sizeof(ByteT) == sizeof(char), "ByteT must be the same size as char."); + +private: + // Points to the first requested byte, and not to the actual start of the mapping. + pointer data_ = nullptr; + + // Length--in bytes--requested by user (which may not be the length of the + // full mapping) and the length of the full mapping. + size_type length_ = 0; + size_type mapped_length_ = 0; + + // Letting user map a file using both an existing file handle and a path + // introcudes some complexity (see `is_handle_internal_`). + // On POSIX, we only need a file handle to create a mapping, while on + // Windows systems the file handle is necessary to retrieve a file mapping + // handle, but any subsequent operations on the mapped region must be done + // through the latter. + handle_type file_handle_ = INVALID_HANDLE_VALUE; +#ifdef _WIN32 + handle_type file_mapping_handle_ = INVALID_HANDLE_VALUE; +#endif + + // Letting user map a file using both an existing file handle and a path + // introcudes some complexity in that we must not close the file handle if + // user provided it, but we must close it if we obtained it using the + // provided path. For this reason, this flag is used to determine when to + // close `file_handle_`. + bool is_handle_internal_; + +public: + /** + * The default constructed mmap object is in a non-mapped state, that is, + * any operation that attempts to access nonexistent underlying data will + * result in undefined behaviour/segmentation faults. + */ + basic_mmap() = default; + +#ifdef __cpp_exceptions + /** + * The same as invoking the `map` function, except any error that may occur + * while establishing the mapping is wrapped in a `std::system_error` and is + * thrown. + */ + template + basic_mmap(const String& path, const size_type offset = 0, const size_type length = map_entire_file) + { + std::error_code error; + map(path, offset, length, error); + if(error) { throw std::system_error(error); } + } + + /** + * The same as invoking the `map` function, except any error that may occur + * while establishing the mapping is wrapped in a `std::system_error` and is + * thrown. + */ + basic_mmap(const handle_type handle, const size_type offset = 0, const size_type length = map_entire_file) + { + std::error_code error; + map(handle, offset, length, error); + if(error) { throw std::system_error(error); } + } +#endif // __cpp_exceptions + + /** + * `basic_mmap` has single-ownership semantics, so transferring ownership + * may only be accomplished by moving the object. + */ + basic_mmap(const basic_mmap&) = delete; + basic_mmap(basic_mmap&&); + basic_mmap& operator=(const basic_mmap&) = delete; + basic_mmap& operator=(basic_mmap&&); + + /** + * If this is a read-write mapping, the destructor invokes sync. Regardless + * of the access mode, unmap is invoked as a final step. + */ + ~basic_mmap(); + + /** + * On UNIX systems 'file_handle' and 'mapping_handle' are the same. On Windows, + * however, a mapped region of a file gets its own handle, which is returned by + * 'mapping_handle'. + */ + handle_type file_handle() const noexcept { return file_handle_; } + handle_type mapping_handle() const noexcept; + + /** Returns whether a valid memory mapping has been created. */ + bool is_open() const noexcept { return file_handle_ != invalid_handle; } + + /** + * Returns true if no mapping was established, that is, conceptually the + * same as though the length that was mapped was 0. This function is + * provided so that this class has Container semantics. + */ + bool empty() const noexcept { return length() == 0; } + + /** Returns true if a mapping was established. */ + bool is_mapped() const noexcept; + + /** + * `size` and `length` both return the logical length, i.e. the number of bytes + * user requested to be mapped, while `mapped_length` returns the actual number of + * bytes that were mapped which is a multiple of the underlying operating system's + * page allocation granularity. + */ + size_type size() const noexcept { return length(); } + size_type length() const noexcept { return length_; } + size_type mapped_length() const noexcept { return mapped_length_; } + + /** Returns the offset relative to the start of the mapping. */ + size_type mapping_offset() const noexcept + { + return mapped_length_ - length_; + } + + /** + * Returns a pointer to the first requested byte, or `nullptr` if no memory mapping + * exists. + */ + template< + access_mode A = AccessMode, + typename = typename std::enable_if::type + > pointer data() noexcept { return data_; } + const_pointer data() const noexcept { return data_; } + + /** + * Returns an iterator to the first requested byte, if a valid memory mapping + * exists, otherwise this function call is undefined behaviour. + */ + template< + access_mode A = AccessMode, + typename = typename std::enable_if::type + > iterator begin() noexcept { return data(); } + const_iterator begin() const noexcept { return data(); } + const_iterator cbegin() const noexcept { return data(); } + + /** + * Returns an iterator one past the last requested byte, if a valid memory mapping + * exists, otherwise this function call is undefined behaviour. + */ + template< + access_mode A = AccessMode, + typename = typename std::enable_if::type + > iterator end() noexcept { return data() + length(); } + const_iterator end() const noexcept { return data() + length(); } + const_iterator cend() const noexcept { return data() + length(); } + + /** + * Returns a reverse iterator to the last memory mapped byte, if a valid + * memory mapping exists, otherwise this function call is undefined + * behaviour. + */ + template< + access_mode A = AccessMode, + typename = typename std::enable_if::type + > reverse_iterator rbegin() noexcept { return reverse_iterator(end()); } + const_reverse_iterator rbegin() const noexcept + { return const_reverse_iterator(end()); } + const_reverse_iterator crbegin() const noexcept + { return const_reverse_iterator(end()); } + + /** + * Returns a reverse iterator past the first mapped byte, if a valid memory + * mapping exists, otherwise this function call is undefined behaviour. + */ + template< + access_mode A = AccessMode, + typename = typename std::enable_if::type + > reverse_iterator rend() noexcept { return reverse_iterator(begin()); } + const_reverse_iterator rend() const noexcept + { return const_reverse_iterator(begin()); } + const_reverse_iterator crend() const noexcept + { return const_reverse_iterator(begin()); } + + /** + * Returns a reference to the `i`th byte from the first requested byte (as returned + * by `data`). If this is invoked when no valid memory mapping has been created + * prior to this call, undefined behaviour ensues. + */ + reference operator[](const size_type i) noexcept { return data_[i]; } + const_reference operator[](const size_type i) const noexcept { return data_[i]; } + + /** + * Establishes a memory mapping with AccessMode. If the mapping is unsuccesful, the + * reason is reported via `error` and the object remains in a state as if this + * function hadn't been called. + * + * `path`, which must be a path to an existing file, is used to retrieve a file + * handle (which is closed when the object destructs or `unmap` is called), which is + * then used to memory map the requested region. Upon failure, `error` is set to + * indicate the reason and the object remains in an unmapped state. + * + * `offset` is the number of bytes, relative to the start of the file, where the + * mapping should begin. When specifying it, there is no need to worry about + * providing a value that is aligned with the operating system's page allocation + * granularity. This is adjusted by the implementation such that the first requested + * byte (as returned by `data` or `begin`), so long as `offset` is valid, will be at + * `offset` from the start of the file. + * + * `length` is the number of bytes to map. It may be `map_entire_file`, in which + * case a mapping of the entire file is created. + */ + template + void map(const String& path, const size_type offset, + const size_type length, std::error_code& error); + + /** + * Establishes a memory mapping with AccessMode. If the mapping is unsuccesful, the + * reason is reported via `error` and the object remains in a state as if this + * function hadn't been called. + * + * `path`, which must be a path to an existing file, is used to retrieve a file + * handle (which is closed when the object destructs or `unmap` is called), which is + * then used to memory map the requested region. Upon failure, `error` is set to + * indicate the reason and the object remains in an unmapped state. + * + * The entire file is mapped. + */ + template + void map(const String& path, std::error_code& error) + { + map(path, 0, map_entire_file, error); + } + + /** + * Establishes a memory mapping with AccessMode. If the mapping is + * unsuccesful, the reason is reported via `error` and the object remains in + * a state as if this function hadn't been called. + * + * `handle`, which must be a valid file handle, which is used to memory map the + * requested region. Upon failure, `error` is set to indicate the reason and the + * object remains in an unmapped state. + * + * `offset` is the number of bytes, relative to the start of the file, where the + * mapping should begin. When specifying it, there is no need to worry about + * providing a value that is aligned with the operating system's page allocation + * granularity. This is adjusted by the implementation such that the first requested + * byte (as returned by `data` or `begin`), so long as `offset` is valid, will be at + * `offset` from the start of the file. + * + * `length` is the number of bytes to map. It may be `map_entire_file`, in which + * case a mapping of the entire file is created. + */ + void map(const handle_type handle, const size_type offset, + const size_type length, std::error_code& error); + + /** + * Establishes a memory mapping with AccessMode. If the mapping is + * unsuccesful, the reason is reported via `error` and the object remains in + * a state as if this function hadn't been called. + * + * `handle`, which must be a valid file handle, which is used to memory map the + * requested region. Upon failure, `error` is set to indicate the reason and the + * object remains in an unmapped state. + * + * The entire file is mapped. + */ + void map(const handle_type handle, std::error_code& error) + { + map(handle, 0, map_entire_file, error); + } + + /** + * If a valid memory mapping has been created prior to this call, this call + * instructs the kernel to unmap the memory region and disassociate this object + * from the file. + * + * The file handle associated with the file that is mapped is only closed if the + * mapping was created using a file path. If, on the other hand, an existing + * file handle was used to create the mapping, the file handle is not closed. + */ + void unmap(); + + void swap(basic_mmap& other); + + /** Flushes the memory mapped page to disk. Errors are reported via `error`. */ + template + typename std::enable_if::type + sync(std::error_code& error); + + /** + * All operators compare the address of the first byte and size of the two mapped + * regions. + */ + +private: + template< + access_mode A = AccessMode, + typename = typename std::enable_if::type + > pointer get_mapping_start() noexcept + { + return !data() ? nullptr : data() - mapping_offset(); + } + + const_pointer get_mapping_start() const noexcept + { + return !data() ? nullptr : data() - mapping_offset(); + } + + /** + * The destructor syncs changes to disk if `AccessMode` is `write`, but not + * if it's `read`, but since the destructor cannot be templated, we need to + * do SFINAE in a dedicated function, where one syncs and the other is a noop. + */ + template + typename std::enable_if::type + conditional_sync(); + template + typename std::enable_if::type conditional_sync(); +}; + +template +bool operator==(const basic_mmap& a, + const basic_mmap& b); + +template +bool operator!=(const basic_mmap& a, + const basic_mmap& b); + +template +bool operator<(const basic_mmap& a, + const basic_mmap& b); + +template +bool operator<=(const basic_mmap& a, + const basic_mmap& b); + +template +bool operator>(const basic_mmap& a, + const basic_mmap& b); + +template +bool operator>=(const basic_mmap& a, + const basic_mmap& b); + +/** + * This is the basis for all read-only mmap objects and should be preferred over + * directly using `basic_mmap`. + */ +template +using basic_mmap_source = basic_mmap; + +/** + * This is the basis for all read-write mmap objects and should be preferred over + * directly using `basic_mmap`. + */ +template +using basic_mmap_sink = basic_mmap; + +/** + * These aliases cover the most common use cases, both representing a raw byte stream + * (either with a char or an unsigned char/uint8_t). + */ +using mmap_source = basic_mmap_source; +using ummap_source = basic_mmap_source; + +using mmap_sink = basic_mmap_sink; +using ummap_sink = basic_mmap_sink; + +/** + * Convenience factory method that constructs a mapping for any `basic_mmap` or + * `basic_mmap` type. + */ +template< + typename MMap, + typename MappingToken +> MMap make_mmap(const MappingToken& token, + int64_t offset, int64_t length, std::error_code& error) +{ + MMap mmap; + mmap.map(token, offset, length, error); + return mmap; +} + +/** + * Convenience factory method. + * + * MappingToken may be a String (`std::string`, `std::string_view`, `const char*`, + * `std::filesystem::path`, `std::vector`, or similar), or a + * `mmap_source::handle_type`. + */ +template +mmap_source make_mmap_source(const MappingToken& token, mmap_source::size_type offset, + mmap_source::size_type length, std::error_code& error) +{ + return make_mmap(token, offset, length, error); +} + +template +mmap_source make_mmap_source(const MappingToken& token, std::error_code& error) +{ + return make_mmap_source(token, 0, map_entire_file, error); +} + +/** + * Convenience factory method. + * + * MappingToken may be a String (`std::string`, `std::string_view`, `const char*`, + * `std::filesystem::path`, `std::vector`, or similar), or a + * `mmap_sink::handle_type`. + */ +template +mmap_sink make_mmap_sink(const MappingToken& token, mmap_sink::size_type offset, + mmap_sink::size_type length, std::error_code& error) +{ + return make_mmap(token, offset, length, error); +} + +template +mmap_sink make_mmap_sink(const MappingToken& token, std::error_code& error) +{ + return make_mmap_sink(token, 0, map_entire_file, error); +} + +} // namespace mio + +// #include "detail/mmap.ipp" +/* Copyright 2017 https://github.com/mandreyel + * + * Permission is hereby granted, free of charge, to any person obtaining a copy of this + * software and associated documentation files (the "Software"), to deal in the Software + * without restriction, including without limitation the rights to use, copy, modify, + * merge, publish, distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be included in all copies + * or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A + * PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF + * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE + * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef MIO_BASIC_MMAP_IMPL +#define MIO_BASIC_MMAP_IMPL + +// #include "mio/mmap.hpp" + +// #include "mio/page.hpp" + +// #include "mio/detail/string_util.hpp" +/* Copyright 2017 https://github.com/mandreyel + * + * Permission is hereby granted, free of charge, to any person obtaining a copy of this + * software and associated documentation files (the "Software"), to deal in the Software + * without restriction, including without limitation the rights to use, copy, modify, + * merge, publish, distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be included in all copies + * or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A + * PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF + * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE + * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef MIO_STRING_UTIL_HEADER +#define MIO_STRING_UTIL_HEADER + +#include + +namespace mio { +namespace detail { + +template< + typename S, + typename C = typename std::decay::type, + typename = decltype(std::declval().data()), + typename = typename std::enable_if< + std::is_same::value +#ifdef _WIN32 + || std::is_same::value +#endif + >::type +> struct char_type_helper { + using type = typename C::value_type; +}; + +template +struct char_type { + using type = typename char_type_helper::type; +}; + +// TODO: can we avoid this brute force approach? +template<> +struct char_type { + using type = char; +}; + +template<> +struct char_type { + using type = char; +}; + +template +struct char_type { + using type = char; +}; + +template +struct char_type { + using type = char; +}; + +#ifdef _WIN32 +template<> +struct char_type { + using type = wchar_t; +}; + +template<> +struct char_type { + using type = wchar_t; +}; + +template +struct char_type { + using type = wchar_t; +}; + +template +struct char_type { + using type = wchar_t; +}; +#endif // _WIN32 + +template +struct is_c_str_helper +{ + static constexpr bool value = std::is_same< + CharT*, + // TODO: I'm so sorry for this... Can this be made cleaner? + typename std::add_pointer< + typename std::remove_cv< + typename std::remove_pointer< + typename std::decay< + S + >::type + >::type + >::type + >::type + >::value; +}; + +template +struct is_c_str +{ + static constexpr bool value = is_c_str_helper::value; +}; + +#ifdef _WIN32 +template +struct is_c_wstr +{ + static constexpr bool value = is_c_str_helper::value; +}; +#endif // _WIN32 + +template +struct is_c_str_or_c_wstr +{ + static constexpr bool value = is_c_str::value +#ifdef _WIN32 + || is_c_wstr::value +#endif + ; +}; + +template< + typename String, + typename = decltype(std::declval().data()), + typename = typename std::enable_if::value>::type +> const typename char_type::type* c_str(const String& path) +{ + return path.data(); +} + +template< + typename String, + typename = decltype(std::declval().empty()), + typename = typename std::enable_if::value>::type +> bool empty(const String& path) +{ + return path.empty(); +} + +template< + typename String, + typename = typename std::enable_if::value>::type +> const typename char_type::type* c_str(String path) +{ + return path; +} + +template< + typename String, + typename = typename std::enable_if::value>::type +> bool empty(String path) +{ + return !path || (*path == 0); +} + +} // namespace detail +} // namespace mio + +#endif // MIO_STRING_UTIL_HEADER + + +#include + +#ifndef _WIN32 +# include +# include +# include +# include +#endif + +namespace mio { +namespace detail { + +#ifdef _WIN32 +namespace win { + +/** Returns the 4 upper bytes of an 8-byte integer. */ +inline DWORD int64_high(int64_t n) noexcept +{ + return n >> 32; +} + +/** Returns the 4 lower bytes of an 8-byte integer. */ +inline DWORD int64_low(int64_t n) noexcept +{ + return n & 0xffffffff; +} + +template< + typename String, + typename = typename std::enable_if< + std::is_same::type, char>::value + >::type +> file_handle_type open_file_helper(const String& path, const access_mode mode) +{ + return ::CreateFileA(c_str(path), + mode == access_mode::read ? GENERIC_READ : GENERIC_READ | GENERIC_WRITE, + FILE_SHARE_READ | FILE_SHARE_WRITE, + 0, + OPEN_EXISTING, + FILE_ATTRIBUTE_NORMAL, + 0); +} + +template +typename std::enable_if< + std::is_same::type, wchar_t>::value, + file_handle_type +>::type open_file_helper(const String& path, const access_mode mode) +{ + return ::CreateFileW(c_str(path), + mode == access_mode::read ? GENERIC_READ : GENERIC_READ | GENERIC_WRITE, + FILE_SHARE_READ | FILE_SHARE_WRITE, + 0, + OPEN_EXISTING, + FILE_ATTRIBUTE_NORMAL, + 0); +} + +} // win +#endif // _WIN32 + +/** + * Returns the last platform specific system error (errno on POSIX and + * GetLastError on Win) as a `std::error_code`. + */ +inline std::error_code last_error() noexcept +{ + std::error_code error; +#ifdef _WIN32 + error.assign(GetLastError(), std::system_category()); +#else + error.assign(errno, std::system_category()); +#endif + return error; +} + +template +file_handle_type open_file(const String& path, const access_mode mode, + std::error_code& error) +{ + error.clear(); + if(detail::empty(path)) + { + error = std::make_error_code(std::errc::invalid_argument); + return invalid_handle; + } +#ifdef _WIN32 + const auto handle = win::open_file_helper(path, mode); +#else // POSIX + const auto handle = ::open(c_str(path), + mode == access_mode::read ? O_RDONLY : O_RDWR); +#endif + if(handle == invalid_handle) + { + error = detail::last_error(); + } + return handle; +} + +inline size_t query_file_size(file_handle_type handle, std::error_code& error) +{ + error.clear(); +#ifdef _WIN32 + LARGE_INTEGER file_size; + if(::GetFileSizeEx(handle, &file_size) == 0) + { + error = detail::last_error(); + return 0; + } + return static_cast(file_size.QuadPart); +#else // POSIX + struct stat sbuf; + if(::fstat(handle, &sbuf) == -1) + { + error = detail::last_error(); + return 0; + } + return sbuf.st_size; +#endif +} + +struct mmap_context +{ + char* data; + int64_t length; + int64_t mapped_length; +#ifdef _WIN32 + file_handle_type file_mapping_handle; +#endif +}; + +inline mmap_context memory_map(const file_handle_type file_handle, const int64_t offset, + const int64_t length, const access_mode mode, std::error_code& error) +{ + const int64_t aligned_offset = make_offset_page_aligned(offset); + const int64_t length_to_map = offset - aligned_offset + length; +#ifdef _WIN32 + const int64_t max_file_size = offset + length; + const auto file_mapping_handle = ::CreateFileMapping( + file_handle, + 0, + mode == access_mode::read ? PAGE_READONLY : PAGE_READWRITE, + win::int64_high(max_file_size), + win::int64_low(max_file_size), + 0); + if(file_mapping_handle == invalid_handle) + { + error = detail::last_error(); + return {}; + } + char* mapping_start = static_cast(::MapViewOfFile( + file_mapping_handle, + mode == access_mode::read ? FILE_MAP_READ : FILE_MAP_WRITE, + win::int64_high(aligned_offset), + win::int64_low(aligned_offset), + length_to_map)); + if(mapping_start == nullptr) + { + // Close file handle if mapping it failed. + ::CloseHandle(file_mapping_handle); + error = detail::last_error(); + return {}; + } +#else // POSIX + char* mapping_start = static_cast(::mmap( + 0, // Don't give hint as to where to map. + length_to_map, + mode == access_mode::read ? PROT_READ : PROT_WRITE, + MAP_SHARED, + file_handle, + aligned_offset)); + if(mapping_start == MAP_FAILED) + { + error = detail::last_error(); + return {}; + } +#endif + mmap_context ctx; + ctx.data = mapping_start + offset - aligned_offset; + ctx.length = length; + ctx.mapped_length = length_to_map; +#ifdef _WIN32 + ctx.file_mapping_handle = file_mapping_handle; +#endif + return ctx; +} + +} // namespace detail + +// -- basic_mmap -- + +template +basic_mmap::~basic_mmap() +{ + conditional_sync(); + unmap(); +} + +template +basic_mmap::basic_mmap(basic_mmap&& other) + : data_(std::move(other.data_)) + , length_(std::move(other.length_)) + , mapped_length_(std::move(other.mapped_length_)) + , file_handle_(std::move(other.file_handle_)) +#ifdef _WIN32 + , file_mapping_handle_(std::move(other.file_mapping_handle_)) +#endif + , is_handle_internal_(std::move(other.is_handle_internal_)) +{ + other.data_ = nullptr; + other.length_ = other.mapped_length_ = 0; + other.file_handle_ = invalid_handle; +#ifdef _WIN32 + other.file_mapping_handle_ = invalid_handle; +#endif +} + +template +basic_mmap& +basic_mmap::operator=(basic_mmap&& other) +{ + if(this != &other) + { + // First the existing mapping needs to be removed. + unmap(); + data_ = std::move(other.data_); + length_ = std::move(other.length_); + mapped_length_ = std::move(other.mapped_length_); + file_handle_ = std::move(other.file_handle_); +#ifdef _WIN32 + file_mapping_handle_ = std::move(other.file_mapping_handle_); +#endif + is_handle_internal_ = std::move(other.is_handle_internal_); + + // The moved from basic_mmap's fields need to be reset, because + // otherwise other's destructor will unmap the same mapping that was + // just moved into this. + other.data_ = nullptr; + other.length_ = other.mapped_length_ = 0; + other.file_handle_ = invalid_handle; +#ifdef _WIN32 + other.file_mapping_handle_ = invalid_handle; +#endif + other.is_handle_internal_ = false; + } + return *this; +} + +template +typename basic_mmap::handle_type +basic_mmap::mapping_handle() const noexcept +{ +#ifdef _WIN32 + return file_mapping_handle_; +#else + return file_handle_; +#endif +} + +template +template +void basic_mmap::map(const String& path, const size_type offset, + const size_type length, std::error_code& error) +{ + error.clear(); + if(detail::empty(path)) + { + error = std::make_error_code(std::errc::invalid_argument); + return; + } + const auto handle = detail::open_file(path, AccessMode, error); + if(error) + { + return; + } + + map(handle, offset, length, error); + // This MUST be after the call to map, as that sets this to true. + if(!error) + { + is_handle_internal_ = true; + } +} + +template +void basic_mmap::map(const handle_type handle, + const size_type offset, const size_type length, std::error_code& error) +{ + error.clear(); + if(handle == invalid_handle) + { + error = std::make_error_code(std::errc::bad_file_descriptor); + return; + } + + const auto file_size = detail::query_file_size(handle, error); + if(error) + { + return; + } + + if(offset + length > file_size) + { + error = std::make_error_code(std::errc::invalid_argument); + return; + } + + const auto ctx = detail::memory_map(handle, offset, + length == map_entire_file ? (file_size - offset) : length, + AccessMode, error); + if(!error) + { + // We must unmap the previous mapping that may have existed prior to this call. + // Note that this must only be invoked after a new mapping has been created in + // order to provide the strong guarantee that, should the new mapping fail, the + // `map` function leaves this instance in a state as though the function had + // never been invoked. + unmap(); + file_handle_ = handle; + is_handle_internal_ = false; + data_ = reinterpret_cast(ctx.data); + length_ = ctx.length; + mapped_length_ = ctx.mapped_length; +#ifdef _WIN32 + file_mapping_handle_ = ctx.file_mapping_handle; +#endif + } +} + +template +template +typename std::enable_if::type +basic_mmap::sync(std::error_code& error) +{ + error.clear(); + if(!is_open()) + { + error = std::make_error_code(std::errc::bad_file_descriptor); + return; + } + + if(data()) + { +#ifdef _WIN32 + if(::FlushViewOfFile(get_mapping_start(), mapped_length_) == 0 + || ::FlushFileBuffers(file_handle_) == 0) +#else // POSIX + if(::msync(get_mapping_start(), mapped_length_, MS_SYNC) != 0) +#endif + { + error = detail::last_error(); + return; + } + } +#ifdef _WIN32 + if(::FlushFileBuffers(file_handle_) == 0) + { + error = detail::last_error(); + } +#endif +} + +template +void basic_mmap::unmap() +{ + if(!is_open()) { return; } + // TODO do we care about errors here? +#ifdef _WIN32 + if(is_mapped()) + { + ::UnmapViewOfFile(get_mapping_start()); + ::CloseHandle(file_mapping_handle_); + } +#else // POSIX + if(data_) { ::munmap(const_cast(get_mapping_start()), mapped_length_); } +#endif + + // If `file_handle_` was obtained by our opening it (when map is called with + // a path, rather than an existing file handle), we need to close it, + // otherwise it must not be closed as it may still be used outside this + // instance. + if(is_handle_internal_) + { +#ifdef _WIN32 + ::CloseHandle(file_handle_); +#else // POSIX + ::close(file_handle_); +#endif + } + + // Reset fields to their default values. + data_ = nullptr; + length_ = mapped_length_ = 0; + file_handle_ = invalid_handle; +#ifdef _WIN32 + file_mapping_handle_ = invalid_handle; +#endif +} + +template +bool basic_mmap::is_mapped() const noexcept +{ +#ifdef _WIN32 + return file_mapping_handle_ != invalid_handle; +#else // POSIX + return is_open(); +#endif +} + +template +void basic_mmap::swap(basic_mmap& other) +{ + if(this != &other) + { + using std::swap; + swap(data_, other.data_); + swap(file_handle_, other.file_handle_); +#ifdef _WIN32 + swap(file_mapping_handle_, other.file_mapping_handle_); +#endif + swap(length_, other.length_); + swap(mapped_length_, other.mapped_length_); + swap(is_handle_internal_, other.is_handle_internal_); + } +} + +template +template +typename std::enable_if::type +basic_mmap::conditional_sync() +{ + // This is invoked from the destructor, so not much we can do about + // failures here. + std::error_code ec; + sync(ec); +} + +template +template +typename std::enable_if::type +basic_mmap::conditional_sync() +{ + // noop +} + +template +bool operator==(const basic_mmap& a, + const basic_mmap& b) +{ + return a.data() == b.data() + && a.size() == b.size(); +} + +template +bool operator!=(const basic_mmap& a, + const basic_mmap& b) +{ + return !(a == b); +} + +template +bool operator<(const basic_mmap& a, + const basic_mmap& b) +{ + if(a.data() == b.data()) { return a.size() < b.size(); } + return a.data() < b.data(); +} + +template +bool operator<=(const basic_mmap& a, + const basic_mmap& b) +{ + return !(a > b); +} + +template +bool operator>(const basic_mmap& a, + const basic_mmap& b) +{ + if(a.data() == b.data()) { return a.size() > b.size(); } + return a.data() > b.data(); +} + +template +bool operator>=(const basic_mmap& a, + const basic_mmap& b) +{ + return !(a < b); +} + +} // namespace mio + +#endif // MIO_BASIC_MMAP_IMPL + + +#endif // MIO_MMAP_HEADER +/* Copyright 2017 https://github.com/mandreyel + * + * Permission is hereby granted, free of charge, to any person obtaining a copy of this + * software and associated documentation files (the "Software"), to deal in the Software + * without restriction, including without limitation the rights to use, copy, modify, + * merge, publish, distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be included in all copies + * or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A + * PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF + * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE + * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef MIO_PAGE_HEADER +#define MIO_PAGE_HEADER + +#ifdef _WIN32 +# include +#else +# include +#endif + +namespace mio { + +/** + * This is used by `basic_mmap` to determine whether to create a read-only or + * a read-write memory mapping. + */ +enum class access_mode +{ + read, + write +}; + +/** + * Determines the operating system's page allocation granularity. + * + * On the first call to this function, it invokes the operating system specific syscall + * to determine the page size, caches the value, and returns it. Any subsequent call to + * this function serves the cached value, so no further syscalls are made. + */ +inline size_t page_size() +{ + static const size_t page_size = [] + { +#ifdef _WIN32 + SYSTEM_INFO SystemInfo; + GetSystemInfo(&SystemInfo); + return SystemInfo.dwAllocationGranularity; +#else + return sysconf(_SC_PAGE_SIZE); +#endif + }(); + return page_size; +} + +/** + * Alligns `offset` to the operating's system page size such that it subtracts the + * difference until the nearest page boundary before `offset`, or does nothing if + * `offset` is already page aligned. + */ +inline size_t make_offset_page_aligned(size_t offset) noexcept +{ + const size_t page_size_ = page_size(); + // Use integer division to round down to the nearest page alignment. + return offset / page_size_ * page_size_; +} + +} // namespace mio + +#endif // MIO_PAGE_HEADER +/* Copyright 2017 https://github.com/mandreyel + * + * Permission is hereby granted, free of charge, to any person obtaining a copy of this + * software and associated documentation files (the "Software"), to deal in the Software + * without restriction, including without limitation the rights to use, copy, modify, + * merge, publish, distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be included in all copies + * or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A + * PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF + * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE + * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef MIO_SHARED_MMAP_HEADER +#define MIO_SHARED_MMAP_HEADER + +// #include "mio/mmap.hpp" + + +#include // std::error_code +#include // std::shared_ptr + +namespace mio { + +/** + * Exposes (nearly) the same interface as `basic_mmap`, but endowes it with + * `std::shared_ptr` semantics. + * + * This is not the default behaviour of `basic_mmap` to avoid allocating on the heap if + * shared semantics are not required. + */ +template< + access_mode AccessMode, + typename ByteT +> class basic_shared_mmap +{ + using impl_type = basic_mmap; + std::shared_ptr pimpl_; + +public: + using value_type = typename impl_type::value_type; + using size_type = typename impl_type::size_type; + using reference = typename impl_type::reference; + using const_reference = typename impl_type::const_reference; + using pointer = typename impl_type::pointer; + using const_pointer = typename impl_type::const_pointer; + using difference_type = typename impl_type::difference_type; + using iterator = typename impl_type::iterator; + using const_iterator = typename impl_type::const_iterator; + using reverse_iterator = typename impl_type::reverse_iterator; + using const_reverse_iterator = typename impl_type::const_reverse_iterator; + using iterator_category = typename impl_type::iterator_category; + using handle_type = typename impl_type::handle_type; + using mmap_type = impl_type; + + basic_shared_mmap() = default; + basic_shared_mmap(const basic_shared_mmap&) = default; + basic_shared_mmap& operator=(const basic_shared_mmap&) = default; + basic_shared_mmap(basic_shared_mmap&&) = default; + basic_shared_mmap& operator=(basic_shared_mmap&&) = default; + + /** Takes ownership of an existing mmap object. */ + basic_shared_mmap(mmap_type&& mmap) + : pimpl_(std::make_shared(std::move(mmap))) + {} + + /** Takes ownership of an existing mmap object. */ + basic_shared_mmap& operator=(mmap_type&& mmap) + { + pimpl_ = std::make_shared(std::move(mmap)); + return *this; + } + + /** Initializes this object with an already established shared mmap. */ + basic_shared_mmap(std::shared_ptr mmap) : pimpl_(std::move(mmap)) {} + + /** Initializes this object with an already established shared mmap. */ + basic_shared_mmap& operator=(std::shared_ptr mmap) + { + pimpl_ = std::move(mmap); + return *this; + } + +#ifdef __cpp_exceptions + /** + * The same as invoking the `map` function, except any error that may occur + * while establishing the mapping is wrapped in a `std::system_error` and is + * thrown. + */ + template + basic_shared_mmap(const String& path, const size_type offset = 0, const size_type length = map_entire_file) + { + std::error_code error; + map(path, offset, length, error); + if(error) { throw std::system_error(error); } + } + + /** + * The same as invoking the `map` function, except any error that may occur + * while establishing the mapping is wrapped in a `std::system_error` and is + * thrown. + */ + basic_shared_mmap(const handle_type handle, const size_type offset = 0, const size_type length = map_entire_file) + { + std::error_code error; + map(handle, offset, length, error); + if(error) { throw std::system_error(error); } + } +#endif // __cpp_exceptions + + /** + * If this is a read-write mapping and the last reference to the mapping, + * the destructor invokes sync. Regardless of the access mode, unmap is + * invoked as a final step. + */ + ~basic_shared_mmap() = default; + + /** Returns the underlying `std::shared_ptr` instance that holds the mmap. */ + std::shared_ptr get_shared_ptr() { return pimpl_; } + + /** + * On UNIX systems 'file_handle' and 'mapping_handle' are the same. On Windows, + * however, a mapped region of a file gets its own handle, which is returned by + * 'mapping_handle'. + */ + handle_type file_handle() const noexcept + { + return pimpl_ ? pimpl_->file_handle() : invalid_handle; + } + + handle_type mapping_handle() const noexcept + { + return pimpl_ ? pimpl_->mapping_handle() : invalid_handle; + } + + /** Returns whether a valid memory mapping has been created. */ + bool is_open() const noexcept { return pimpl_ && pimpl_->is_open(); } + + /** + * Returns true if no mapping was established, that is, conceptually the + * same as though the length that was mapped was 0. This function is + * provided so that this class has Container semantics. + */ + bool empty() const noexcept { return !pimpl_ || pimpl_->empty(); } + + /** + * `size` and `length` both return the logical length, i.e. the number of bytes + * user requested to be mapped, while `mapped_length` returns the actual number of + * bytes that were mapped which is a multiple of the underlying operating system's + * page allocation granularity. + */ + size_type size() const noexcept { return pimpl_ ? pimpl_->length() : 0; } + size_type length() const noexcept { return pimpl_ ? pimpl_->length() : 0; } + size_type mapped_length() const noexcept + { + return pimpl_ ? pimpl_->mapped_length() : 0; + } + + /** + * Returns a pointer to the first requested byte, or `nullptr` if no memory mapping + * exists. + */ + template< + access_mode A = AccessMode, + typename = typename std::enable_if::type + > pointer data() noexcept { return pimpl_->data(); } + const_pointer data() const noexcept { return pimpl_ ? pimpl_->data() : nullptr; } + + /** + * Returns an iterator to the first requested byte, if a valid memory mapping + * exists, otherwise this function call is undefined behaviour. + */ + iterator begin() noexcept { return pimpl_->begin(); } + const_iterator begin() const noexcept { return pimpl_->begin(); } + const_iterator cbegin() const noexcept { return pimpl_->cbegin(); } + + /** + * Returns an iterator one past the last requested byte, if a valid memory mapping + * exists, otherwise this function call is undefined behaviour. + */ + template< + access_mode A = AccessMode, + typename = typename std::enable_if::type + > iterator end() noexcept { return pimpl_->end(); } + const_iterator end() const noexcept { return pimpl_->end(); } + const_iterator cend() const noexcept { return pimpl_->cend(); } + + /** + * Returns a reverse iterator to the last memory mapped byte, if a valid + * memory mapping exists, otherwise this function call is undefined + * behaviour. + */ + template< + access_mode A = AccessMode, + typename = typename std::enable_if::type + > reverse_iterator rbegin() noexcept { return pimpl_->rbegin(); } + const_reverse_iterator rbegin() const noexcept { return pimpl_->rbegin(); } + const_reverse_iterator crbegin() const noexcept { return pimpl_->crbegin(); } + + /** + * Returns a reverse iterator past the first mapped byte, if a valid memory + * mapping exists, otherwise this function call is undefined behaviour. + */ + template< + access_mode A = AccessMode, + typename = typename std::enable_if::type + > reverse_iterator rend() noexcept { return pimpl_->rend(); } + const_reverse_iterator rend() const noexcept { return pimpl_->rend(); } + const_reverse_iterator crend() const noexcept { return pimpl_->crend(); } + + /** + * Returns a reference to the `i`th byte from the first requested byte (as returned + * by `data`). If this is invoked when no valid memory mapping has been created + * prior to this call, undefined behaviour ensues. + */ + reference operator[](const size_type i) noexcept { return (*pimpl_)[i]; } + const_reference operator[](const size_type i) const noexcept { return (*pimpl_)[i]; } + + /** + * Establishes a memory mapping with AccessMode. If the mapping is unsuccesful, the + * reason is reported via `error` and the object remains in a state as if this + * function hadn't been called. + * + * `path`, which must be a path to an existing file, is used to retrieve a file + * handle (which is closed when the object destructs or `unmap` is called), which is + * then used to memory map the requested region. Upon failure, `error` is set to + * indicate the reason and the object remains in an unmapped state. + * + * `offset` is the number of bytes, relative to the start of the file, where the + * mapping should begin. When specifying it, there is no need to worry about + * providing a value that is aligned with the operating system's page allocation + * granularity. This is adjusted by the implementation such that the first requested + * byte (as returned by `data` or `begin`), so long as `offset` is valid, will be at + * `offset` from the start of the file. + * + * `length` is the number of bytes to map. It may be `map_entire_file`, in which + * case a mapping of the entire file is created. + */ + template + void map(const String& path, const size_type offset, + const size_type length, std::error_code& error) + { + map_impl(path, offset, length, error); + } + + /** + * Establishes a memory mapping with AccessMode. If the mapping is unsuccesful, the + * reason is reported via `error` and the object remains in a state as if this + * function hadn't been called. + * + * `path`, which must be a path to an existing file, is used to retrieve a file + * handle (which is closed when the object destructs or `unmap` is called), which is + * then used to memory map the requested region. Upon failure, `error` is set to + * indicate the reason and the object remains in an unmapped state. + * + * The entire file is mapped. + */ + template + void map(const String& path, std::error_code& error) + { + map_impl(path, 0, map_entire_file, error); + } + + /** + * Establishes a memory mapping with AccessMode. If the mapping is unsuccesful, the + * reason is reported via `error` and the object remains in a state as if this + * function hadn't been called. + * + * `handle`, which must be a valid file handle, which is used to memory map the + * requested region. Upon failure, `error` is set to indicate the reason and the + * object remains in an unmapped state. + * + * `offset` is the number of bytes, relative to the start of the file, where the + * mapping should begin. When specifying it, there is no need to worry about + * providing a value that is aligned with the operating system's page allocation + * granularity. This is adjusted by the implementation such that the first requested + * byte (as returned by `data` or `begin`), so long as `offset` is valid, will be at + * `offset` from the start of the file. + * + * `length` is the number of bytes to map. It may be `map_entire_file`, in which + * case a mapping of the entire file is created. + */ + void map(const handle_type handle, const size_type offset, + const size_type length, std::error_code& error) + { + map_impl(handle, offset, length, error); + } + + /** + * Establishes a memory mapping with AccessMode. If the mapping is unsuccesful, the + * reason is reported via `error` and the object remains in a state as if this + * function hadn't been called. + * + * `handle`, which must be a valid file handle, which is used to memory map the + * requested region. Upon failure, `error` is set to indicate the reason and the + * object remains in an unmapped state. + * + * The entire file is mapped. + */ + void map(const handle_type handle, std::error_code& error) + { + map_impl(handle, 0, map_entire_file, error); + } + + /** + * If a valid memory mapping has been created prior to this call, this call + * instructs the kernel to unmap the memory region and disassociate this object + * from the file. + * + * The file handle associated with the file that is mapped is only closed if the + * mapping was created using a file path. If, on the other hand, an existing + * file handle was used to create the mapping, the file handle is not closed. + */ + void unmap() { if(pimpl_) pimpl_->unmap(); } + + void swap(basic_shared_mmap& other) { pimpl_.swap(other.pimpl_); } + + /** Flushes the memory mapped page to disk. Errors are reported via `error`. */ + template< + access_mode A = AccessMode, + typename = typename std::enable_if::type + > void sync(std::error_code& error) { if(pimpl_) pimpl_->sync(error); } + + /** All operators compare the underlying `basic_mmap`'s addresses. */ + + friend bool operator==(const basic_shared_mmap& a, const basic_shared_mmap& b) + { + return a.pimpl_ == b.pimpl_; + } + + friend bool operator!=(const basic_shared_mmap& a, const basic_shared_mmap& b) + { + return !(a == b); + } + + friend bool operator<(const basic_shared_mmap& a, const basic_shared_mmap& b) + { + return a.pimpl_ < b.pimpl_; + } + + friend bool operator<=(const basic_shared_mmap& a, const basic_shared_mmap& b) + { + return a.pimpl_ <= b.pimpl_; + } + + friend bool operator>(const basic_shared_mmap& a, const basic_shared_mmap& b) + { + return a.pimpl_ > b.pimpl_; + } + + friend bool operator>=(const basic_shared_mmap& a, const basic_shared_mmap& b) + { + return a.pimpl_ >= b.pimpl_; + } + +private: + template + void map_impl(const MappingToken& token, const size_type offset, + const size_type length, std::error_code& error) + { + if(!pimpl_) + { + mmap_type mmap = make_mmap(token, offset, length, error); + if(error) { return; } + pimpl_ = std::make_shared(std::move(mmap)); + } + else + { + pimpl_->map(token, offset, length, error); + } + } +}; + +/** + * This is the basis for all read-only mmap objects and should be preferred over + * directly using basic_shared_mmap. + */ +template +using basic_shared_mmap_source = basic_shared_mmap; + +/** + * This is the basis for all read-write mmap objects and should be preferred over + * directly using basic_shared_mmap. + */ +template +using basic_shared_mmap_sink = basic_shared_mmap; + +/** + * These aliases cover the most common use cases, both representing a raw byte stream + * (either with a char or an unsigned char/uint8_t). + */ +using shared_mmap_source = basic_shared_mmap_source; +using shared_ummap_source = basic_shared_mmap_source; + +using shared_mmap_sink = basic_shared_mmap_sink; +using shared_ummap_sink = basic_shared_mmap_sink; + +} // namespace mio + +#endif // MIO_SHARED_MMAP_HEADER + +/** @file + * @brief Contains the main CSV parsing algorithm and various utility functions + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +/** @file + * A standalone header file containing shared code + */ + +#include +#include +#include +#include +#include + +#if defined(_WIN32) +# ifndef WIN32_LEAN_AND_MEAN +# define WIN32_LEAN_AND_MEAN +# endif +# include +# undef max +# undef min +#elif defined(__linux__) +# include +#endif + + /** Helper macro which should be #defined as "inline" + * in the single header version + */ +#define CSV_INLINE inline + +#include + +// Copyright 2017-2019 by Martin Moene +// +// string-view lite, a C++17-like string_view for C++98 and later. +// For more information see https://github.com/martinmoene/string-view-lite +// +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE.txt or copy at http://www.boost.org/LICENSE_1_0.txt) + + +#ifndef NONSTD_SV_LITE_H_INCLUDED +#define NONSTD_SV_LITE_H_INCLUDED + +#define string_view_lite_MAJOR 1 +#define string_view_lite_MINOR 1 +#define string_view_lite_PATCH 0 + +#define string_view_lite_VERSION nssv_STRINGIFY(string_view_lite_MAJOR) "." nssv_STRINGIFY(string_view_lite_MINOR) "." nssv_STRINGIFY(string_view_lite_PATCH) + +#define nssv_STRINGIFY( x ) nssv_STRINGIFY_( x ) +#define nssv_STRINGIFY_( x ) #x + +// string-view lite configuration: + +#define nssv_STRING_VIEW_DEFAULT 0 +#define nssv_STRING_VIEW_NONSTD 1 +#define nssv_STRING_VIEW_STD 2 + +#if !defined( nssv_CONFIG_SELECT_STRING_VIEW ) +# define nssv_CONFIG_SELECT_STRING_VIEW ( nssv_HAVE_STD_STRING_VIEW ? nssv_STRING_VIEW_STD : nssv_STRING_VIEW_NONSTD ) +#endif + +#if defined( nssv_CONFIG_SELECT_STD_STRING_VIEW ) || defined( nssv_CONFIG_SELECT_NONSTD_STRING_VIEW ) +# error nssv_CONFIG_SELECT_STD_STRING_VIEW and nssv_CONFIG_SELECT_NONSTD_STRING_VIEW are deprecated and removed, please use nssv_CONFIG_SELECT_STRING_VIEW=nssv_STRING_VIEW_... +#endif + +#ifndef nssv_CONFIG_STD_SV_OPERATOR +# define nssv_CONFIG_STD_SV_OPERATOR 0 +#endif + +#ifndef nssv_CONFIG_USR_SV_OPERATOR +# define nssv_CONFIG_USR_SV_OPERATOR 1 +#endif + +#ifdef nssv_CONFIG_CONVERSION_STD_STRING +# define nssv_CONFIG_CONVERSION_STD_STRING_CLASS_METHODS nssv_CONFIG_CONVERSION_STD_STRING +# define nssv_CONFIG_CONVERSION_STD_STRING_FREE_FUNCTIONS nssv_CONFIG_CONVERSION_STD_STRING +#endif + +#ifndef nssv_CONFIG_CONVERSION_STD_STRING_CLASS_METHODS +# define nssv_CONFIG_CONVERSION_STD_STRING_CLASS_METHODS 1 +#endif + +#ifndef nssv_CONFIG_CONVERSION_STD_STRING_FREE_FUNCTIONS +# define nssv_CONFIG_CONVERSION_STD_STRING_FREE_FUNCTIONS 1 +#endif + +// Control presence of exception handling (try and auto discover): + +#ifndef nssv_CONFIG_NO_EXCEPTIONS +# if defined(__cpp_exceptions) || defined(__EXCEPTIONS) || defined(_CPPUNWIND) +# define nssv_CONFIG_NO_EXCEPTIONS 0 +# else +# define nssv_CONFIG_NO_EXCEPTIONS 1 +# endif +#endif + +// C++ language version detection (C++20 is speculative): +// Note: VC14.0/1900 (VS2015) lacks too much from C++14. + +#ifndef nssv_CPLUSPLUS +# if defined(_MSVC_LANG ) && !defined(__clang__) +# define nssv_CPLUSPLUS (_MSC_VER == 1900 ? 201103L : _MSVC_LANG ) +# else +# define nssv_CPLUSPLUS __cplusplus +# endif +#endif + +#define nssv_CPP98_OR_GREATER ( nssv_CPLUSPLUS >= 199711L ) +#define nssv_CPP11_OR_GREATER ( nssv_CPLUSPLUS >= 201103L ) +#define nssv_CPP11_OR_GREATER_ ( nssv_CPLUSPLUS >= 201103L ) +#define nssv_CPP14_OR_GREATER ( nssv_CPLUSPLUS >= 201402L ) +#define nssv_CPP17_OR_GREATER ( nssv_CPLUSPLUS >= 201703L ) +#define nssv_CPP20_OR_GREATER ( nssv_CPLUSPLUS >= 202000L ) + +// use C++17 std::string_view if available and requested: + +#if nssv_CPP17_OR_GREATER && defined(__has_include ) +# if __has_include( ) +# define nssv_HAVE_STD_STRING_VIEW 1 +# else +# define nssv_HAVE_STD_STRING_VIEW 0 +# endif +#else +# define nssv_HAVE_STD_STRING_VIEW 0 +#endif + +#define nssv_USES_STD_STRING_VIEW ( (nssv_CONFIG_SELECT_STRING_VIEW == nssv_STRING_VIEW_STD) || ((nssv_CONFIG_SELECT_STRING_VIEW == nssv_STRING_VIEW_DEFAULT) && nssv_HAVE_STD_STRING_VIEW) ) + +#define nssv_HAVE_STARTS_WITH ( nssv_CPP20_OR_GREATER || !nssv_USES_STD_STRING_VIEW ) +#define nssv_HAVE_ENDS_WITH nssv_HAVE_STARTS_WITH + +// +// Use C++17 std::string_view: +// + +#if nssv_USES_STD_STRING_VIEW + +#include + +// Extensions for std::string: + +#if nssv_CONFIG_CONVERSION_STD_STRING_FREE_FUNCTIONS + +namespace nonstd { + +template< class CharT, class Traits, class Allocator = std::allocator > +std::basic_string +to_string( std::basic_string_view v, Allocator const & a = Allocator() ) +{ + return std::basic_string( v.begin(), v.end(), a ); +} + +template< class CharT, class Traits, class Allocator > +std::basic_string_view +to_string_view( std::basic_string const & s ) +{ + return std::basic_string_view( s.data(), s.size() ); +} + +// Literal operators sv and _sv: + +#if nssv_CONFIG_STD_SV_OPERATOR + +using namespace std::literals::string_view_literals; + +#endif + +#if nssv_CONFIG_USR_SV_OPERATOR + +inline namespace literals { +inline namespace string_view_literals { + + +constexpr std::string_view operator "" _sv( const char* str, size_t len ) noexcept // (1) +{ + return std::string_view{ str, len }; +} + +constexpr std::u16string_view operator "" _sv( const char16_t* str, size_t len ) noexcept // (2) +{ + return std::u16string_view{ str, len }; +} + +constexpr std::u32string_view operator "" _sv( const char32_t* str, size_t len ) noexcept // (3) +{ + return std::u32string_view{ str, len }; +} + +constexpr std::wstring_view operator "" _sv( const wchar_t* str, size_t len ) noexcept // (4) +{ + return std::wstring_view{ str, len }; +} + +}} // namespace literals::string_view_literals + +#endif // nssv_CONFIG_USR_SV_OPERATOR + +} // namespace nonstd + +#endif // nssv_CONFIG_CONVERSION_STD_STRING_FREE_FUNCTIONS + +namespace nonstd { + +using std::string_view; +using std::wstring_view; +using std::u16string_view; +using std::u32string_view; +using std::basic_string_view; + +// literal "sv" and "_sv", see above + +using std::operator==; +using std::operator!=; +using std::operator<; +using std::operator<=; +using std::operator>; +using std::operator>=; + +using std::operator<<; + +} // namespace nonstd + +#else // nssv_HAVE_STD_STRING_VIEW + +// +// Before C++17: use string_view lite: +// + +// Compiler versions: +// +// MSVC++ 6.0 _MSC_VER == 1200 (Visual Studio 6.0) +// MSVC++ 7.0 _MSC_VER == 1300 (Visual Studio .NET 2002) +// MSVC++ 7.1 _MSC_VER == 1310 (Visual Studio .NET 2003) +// MSVC++ 8.0 _MSC_VER == 1400 (Visual Studio 2005) +// MSVC++ 9.0 _MSC_VER == 1500 (Visual Studio 2008) +// MSVC++ 10.0 _MSC_VER == 1600 (Visual Studio 2010) +// MSVC++ 11.0 _MSC_VER == 1700 (Visual Studio 2012) +// MSVC++ 12.0 _MSC_VER == 1800 (Visual Studio 2013) +// MSVC++ 14.0 _MSC_VER == 1900 (Visual Studio 2015) +// MSVC++ 14.1 _MSC_VER >= 1910 (Visual Studio 2017) + +#if defined(_MSC_VER ) && !defined(__clang__) +# define nssv_COMPILER_MSVC_VER (_MSC_VER ) +# define nssv_COMPILER_MSVC_VERSION (_MSC_VER / 10 - 10 * ( 5 + (_MSC_VER < 1900 ) ) ) +#else +# define nssv_COMPILER_MSVC_VER 0 +# define nssv_COMPILER_MSVC_VERSION 0 +#endif + +#define nssv_COMPILER_VERSION( major, minor, patch ) (10 * ( 10 * major + minor) + patch) + +#if defined(__clang__) +# define nssv_COMPILER_CLANG_VERSION nssv_COMPILER_VERSION(__clang_major__, __clang_minor__, __clang_patchlevel__) +#else +# define nssv_COMPILER_CLANG_VERSION 0 +#endif + +#if defined(__GNUC__) && !defined(__clang__) +# define nssv_COMPILER_GNUC_VERSION nssv_COMPILER_VERSION(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__) +#else +# define nssv_COMPILER_GNUC_VERSION 0 +#endif + +// half-open range [lo..hi): +#define nssv_BETWEEN( v, lo, hi ) ( (lo) <= (v) && (v) < (hi) ) + +// Presence of language and library features: + +#ifdef _HAS_CPP0X +# define nssv_HAS_CPP0X _HAS_CPP0X +#else +# define nssv_HAS_CPP0X 0 +#endif + +// Unless defined otherwise below, consider VC14 as C++11 for variant-lite: + +#if nssv_COMPILER_MSVC_VER >= 1900 +# undef nssv_CPP11_OR_GREATER +# define nssv_CPP11_OR_GREATER 1 +#endif + +#define nssv_CPP11_90 (nssv_CPP11_OR_GREATER_ || nssv_COMPILER_MSVC_VER >= 1500) +#define nssv_CPP11_100 (nssv_CPP11_OR_GREATER_ || nssv_COMPILER_MSVC_VER >= 1600) +#define nssv_CPP11_110 (nssv_CPP11_OR_GREATER_ || nssv_COMPILER_MSVC_VER >= 1700) +#define nssv_CPP11_120 (nssv_CPP11_OR_GREATER_ || nssv_COMPILER_MSVC_VER >= 1800) +#define nssv_CPP11_140 (nssv_CPP11_OR_GREATER_ || nssv_COMPILER_MSVC_VER >= 1900) +#define nssv_CPP11_141 (nssv_CPP11_OR_GREATER_ || nssv_COMPILER_MSVC_VER >= 1910) + +#define nssv_CPP14_000 (nssv_CPP14_OR_GREATER) +#define nssv_CPP17_000 (nssv_CPP17_OR_GREATER) + +// Presence of C++11 language features: + +#define nssv_HAVE_CONSTEXPR_11 nssv_CPP11_140 +#define nssv_HAVE_EXPLICIT_CONVERSION nssv_CPP11_140 +#define nssv_HAVE_INLINE_NAMESPACE nssv_CPP11_140 +#define nssv_HAVE_NOEXCEPT nssv_CPP11_140 +#define nssv_HAVE_NULLPTR nssv_CPP11_100 +#define nssv_HAVE_REF_QUALIFIER nssv_CPP11_140 +#define nssv_HAVE_UNICODE_LITERALS nssv_CPP11_140 +#define nssv_HAVE_USER_DEFINED_LITERALS nssv_CPP11_140 +#define nssv_HAVE_WCHAR16_T nssv_CPP11_100 +#define nssv_HAVE_WCHAR32_T nssv_CPP11_100 + +#if ! ( ( nssv_CPP11 && nssv_COMPILER_CLANG_VERSION ) || nssv_BETWEEN( nssv_COMPILER_CLANG_VERSION, 300, 400 ) ) +# define nssv_HAVE_STD_DEFINED_LITERALS nssv_CPP11_140 +#endif + +// Presence of C++14 language features: + +#define nssv_HAVE_CONSTEXPR_14 nssv_CPP14_000 + +// Presence of C++17 language features: + +#define nssv_HAVE_NODISCARD nssv_CPP17_000 + +// Presence of C++ library features: + +#define nssv_HAVE_STD_HASH nssv_CPP11_120 + +// C++ feature usage: + +#if nssv_HAVE_CONSTEXPR_11 +# define nssv_constexpr constexpr +#else +# define nssv_constexpr /*constexpr*/ +#endif + +#if nssv_HAVE_CONSTEXPR_14 +# define nssv_constexpr14 constexpr +#else +# define nssv_constexpr14 /*constexpr*/ +#endif + +#if nssv_HAVE_EXPLICIT_CONVERSION +# define nssv_explicit explicit +#else +# define nssv_explicit /*explicit*/ +#endif + +#if nssv_HAVE_INLINE_NAMESPACE +# define nssv_inline_ns inline +#else +# define nssv_inline_ns /*inline*/ +#endif + +#if nssv_HAVE_NOEXCEPT +# define nssv_noexcept noexcept +#else +# define nssv_noexcept /*noexcept*/ +#endif + +//#if nssv_HAVE_REF_QUALIFIER +//# define nssv_ref_qual & +//# define nssv_refref_qual && +//#else +//# define nssv_ref_qual /*&*/ +//# define nssv_refref_qual /*&&*/ +//#endif + +#if nssv_HAVE_NULLPTR +# define nssv_nullptr nullptr +#else +# define nssv_nullptr NULL +#endif + +#if nssv_HAVE_NODISCARD +# define nssv_nodiscard [[nodiscard]] +#else +# define nssv_nodiscard /*[[nodiscard]]*/ +#endif + +// Additional includes: + +#include +#include +#include +#include +#include +#include // std::char_traits<> + +#if ! nssv_CONFIG_NO_EXCEPTIONS +# include +#endif + +#if nssv_CPP11_OR_GREATER +# include +#endif + +// Clang, GNUC, MSVC warning suppression macros: + +#if defined(__clang__) +# pragma clang diagnostic ignored "-Wreserved-user-defined-literal" +# pragma clang diagnostic push +# pragma clang diagnostic ignored "-Wuser-defined-literals" +#elif defined(__GNUC__) +# pragma GCC diagnostic push +# pragma GCC diagnostic ignored "-Wliteral-suffix" +#endif // __clang__ + +#if nssv_COMPILER_MSVC_VERSION >= 140 +# define nssv_SUPPRESS_MSGSL_WARNING(expr) [[gsl::suppress(expr)]] +# define nssv_SUPPRESS_MSVC_WARNING(code, descr) __pragma(warning(suppress: code) ) +# define nssv_DISABLE_MSVC_WARNINGS(codes) __pragma(warning(push)) __pragma(warning(disable: codes)) +#else +# define nssv_SUPPRESS_MSGSL_WARNING(expr) +# define nssv_SUPPRESS_MSVC_WARNING(code, descr) +# define nssv_DISABLE_MSVC_WARNINGS(codes) +#endif + +#if defined(__clang__) +# define nssv_RESTORE_WARNINGS() _Pragma("clang diagnostic pop") +#elif defined(__GNUC__) +# define nssv_RESTORE_WARNINGS() _Pragma("GCC diagnostic pop") +#elif nssv_COMPILER_MSVC_VERSION >= 140 +# define nssv_RESTORE_WARNINGS() __pragma(warning(pop )) +#else +# define nssv_RESTORE_WARNINGS() +#endif + +// Suppress the following MSVC (GSL) warnings: +// - C4455, non-gsl : 'operator ""sv': literal suffix identifiers that do not +// start with an underscore are reserved +// - C26472, gsl::t.1 : don't use a static_cast for arithmetic conversions; +// use brace initialization, gsl::narrow_cast or gsl::narow +// - C26481: gsl::b.1 : don't use pointer arithmetic. Use span instead + +nssv_DISABLE_MSVC_WARNINGS( 4455 26481 26472 ) +//nssv_DISABLE_CLANG_WARNINGS( "-Wuser-defined-literals" ) +//nssv_DISABLE_GNUC_WARNINGS( -Wliteral-suffix ) + +namespace nonstd { namespace sv_lite { + +template +< + class CharT, + class Traits = std::char_traits +> +class basic_string_view; + +// +// basic_string_view: +// + +template +< + class CharT, + class Traits /* = std::char_traits */ +> +class basic_string_view +{ +public: + // Member types: + + typedef Traits traits_type; + typedef CharT value_type; + + typedef CharT * pointer; + typedef CharT const * const_pointer; + typedef CharT & reference; + typedef CharT const & const_reference; + + typedef const_pointer iterator; + typedef const_pointer const_iterator; + typedef std::reverse_iterator< const_iterator > reverse_iterator; + typedef std::reverse_iterator< const_iterator > const_reverse_iterator; + + typedef std::size_t size_type; + typedef std::ptrdiff_t difference_type; + + // 24.4.2.1 Construction and assignment: + + nssv_constexpr basic_string_view() nssv_noexcept + : data_( nssv_nullptr ) + , size_( 0 ) + {} + +#if nssv_CPP11_OR_GREATER + nssv_constexpr basic_string_view( basic_string_view const & other ) nssv_noexcept = default; +#else + nssv_constexpr basic_string_view( basic_string_view const & other ) nssv_noexcept + : data_( other.data_) + , size_( other.size_) + {} +#endif + + nssv_constexpr basic_string_view( CharT const * s, size_type count ) + : data_( s ) + , size_( count ) + {} + + nssv_constexpr basic_string_view( CharT const * s) + : data_( s ) + , size_( Traits::length(s) ) + {} + + // Assignment: + +#if nssv_CPP11_OR_GREATER + nssv_constexpr14 basic_string_view & operator=( basic_string_view const & other ) nssv_noexcept = default; +#else + nssv_constexpr14 basic_string_view & operator=( basic_string_view const & other ) nssv_noexcept + { + data_ = other.data_; + size_ = other.size_; + return *this; + } +#endif + + // 24.4.2.2 Iterator support: + + nssv_constexpr const_iterator begin() const nssv_noexcept { return data_; } + nssv_constexpr const_iterator end() const nssv_noexcept { return data_ + size_; } + + nssv_constexpr const_iterator cbegin() const nssv_noexcept { return begin(); } + nssv_constexpr const_iterator cend() const nssv_noexcept { return end(); } + + nssv_constexpr const_reverse_iterator rbegin() const nssv_noexcept { return const_reverse_iterator( end() ); } + nssv_constexpr const_reverse_iterator rend() const nssv_noexcept { return const_reverse_iterator( begin() ); } + + nssv_constexpr const_reverse_iterator crbegin() const nssv_noexcept { return rbegin(); } + nssv_constexpr const_reverse_iterator crend() const nssv_noexcept { return rend(); } + + // 24.4.2.3 Capacity: + + nssv_constexpr size_type size() const nssv_noexcept { return size_; } + nssv_constexpr size_type length() const nssv_noexcept { return size_; } + nssv_constexpr size_type max_size() const nssv_noexcept { return (std::numeric_limits< size_type >::max)(); } + + // since C++20 + nssv_nodiscard nssv_constexpr bool empty() const nssv_noexcept + { + return 0 == size_; + } + + // 24.4.2.4 Element access: + + nssv_constexpr const_reference operator[]( size_type pos ) const + { + return data_at( pos ); + } + + nssv_constexpr14 const_reference at( size_type pos ) const + { +#if nssv_CONFIG_NO_EXCEPTIONS + assert( pos < size() ); +#else + if ( pos >= size() ) + { + throw std::out_of_range("nonst::string_view::at()"); + } +#endif + return data_at( pos ); + } + + nssv_constexpr const_reference front() const { return data_at( 0 ); } + nssv_constexpr const_reference back() const { return data_at( size() - 1 ); } + + nssv_constexpr const_pointer data() const nssv_noexcept { return data_; } + + // 24.4.2.5 Modifiers: + + nssv_constexpr14 void remove_prefix( size_type n ) + { + assert( n <= size() ); + data_ += n; + size_ -= n; + } + + nssv_constexpr14 void remove_suffix( size_type n ) + { + assert( n <= size() ); + size_ -= n; + } + + nssv_constexpr14 void swap( basic_string_view & other ) nssv_noexcept + { + using std::swap; + swap( data_, other.data_ ); + swap( size_, other.size_ ); + } + + // 24.4.2.6 String operations: + + size_type copy( CharT * dest, size_type n, size_type pos = 0 ) const + { +#if nssv_CONFIG_NO_EXCEPTIONS + assert( pos <= size() ); +#else + if ( pos > size() ) + { + throw std::out_of_range("nonst::string_view::copy()"); + } +#endif + const size_type rlen = (std::min)( n, size() - pos ); + + (void) Traits::copy( dest, data() + pos, rlen ); + + return rlen; + } + + nssv_constexpr14 basic_string_view substr( size_type pos = 0, size_type n = npos ) const + { +#if nssv_CONFIG_NO_EXCEPTIONS + assert( pos <= size() ); +#else + if ( pos > size() ) + { + throw std::out_of_range("nonst::string_view::substr()"); + } +#endif + return basic_string_view( data() + pos, (std::min)( n, size() - pos ) ); + } + + // compare(), 6x: + + nssv_constexpr14 int compare( basic_string_view other ) const nssv_noexcept // (1) + { + if ( const int result = Traits::compare( data(), other.data(), (std::min)( size(), other.size() ) ) ) + return result; + + return size() == other.size() ? 0 : size() < other.size() ? -1 : 1; + } + + nssv_constexpr int compare( size_type pos1, size_type n1, basic_string_view other ) const // (2) + { + return substr( pos1, n1 ).compare( other ); + } + + nssv_constexpr int compare( size_type pos1, size_type n1, basic_string_view other, size_type pos2, size_type n2 ) const // (3) + { + return substr( pos1, n1 ).compare( other.substr( pos2, n2 ) ); + } + + nssv_constexpr int compare( CharT const * s ) const // (4) + { + return compare( basic_string_view( s ) ); + } + + nssv_constexpr int compare( size_type pos1, size_type n1, CharT const * s ) const // (5) + { + return substr( pos1, n1 ).compare( basic_string_view( s ) ); + } + + nssv_constexpr int compare( size_type pos1, size_type n1, CharT const * s, size_type n2 ) const // (6) + { + return substr( pos1, n1 ).compare( basic_string_view( s, n2 ) ); + } + + // 24.4.2.7 Searching: + + // starts_with(), 3x, since C++20: + + nssv_constexpr bool starts_with( basic_string_view v ) const nssv_noexcept // (1) + { + return size() >= v.size() && compare( 0, v.size(), v ) == 0; + } + + nssv_constexpr bool starts_with( CharT c ) const nssv_noexcept // (2) + { + return starts_with( basic_string_view( &c, 1 ) ); + } + + nssv_constexpr bool starts_with( CharT const * s ) const // (3) + { + return starts_with( basic_string_view( s ) ); + } + + // ends_with(), 3x, since C++20: + + nssv_constexpr bool ends_with( basic_string_view v ) const nssv_noexcept // (1) + { + return size() >= v.size() && compare( size() - v.size(), npos, v ) == 0; + } + + nssv_constexpr bool ends_with( CharT c ) const nssv_noexcept // (2) + { + return ends_with( basic_string_view( &c, 1 ) ); + } + + nssv_constexpr bool ends_with( CharT const * s ) const // (3) + { + return ends_with( basic_string_view( s ) ); + } + + // find(), 4x: + + nssv_constexpr14 size_type find( basic_string_view v, size_type pos = 0 ) const nssv_noexcept // (1) + { + return assert( v.size() == 0 || v.data() != nssv_nullptr ) + , pos >= size() + ? npos + : to_pos( std::search( cbegin() + pos, cend(), v.cbegin(), v.cend(), Traits::eq ) ); + } + + nssv_constexpr14 size_type find( CharT c, size_type pos = 0 ) const nssv_noexcept // (2) + { + return find( basic_string_view( &c, 1 ), pos ); + } + + nssv_constexpr14 size_type find( CharT const * s, size_type pos, size_type n ) const // (3) + { + return find( basic_string_view( s, n ), pos ); + } + + nssv_constexpr14 size_type find( CharT const * s, size_type pos = 0 ) const // (4) + { + return find( basic_string_view( s ), pos ); + } + + // rfind(), 4x: + + nssv_constexpr14 size_type rfind( basic_string_view v, size_type pos = npos ) const nssv_noexcept // (1) + { + if ( size() < v.size() ) + return npos; + + if ( v.empty() ) + return (std::min)( size(), pos ); + + const_iterator last = cbegin() + (std::min)( size() - v.size(), pos ) + v.size(); + const_iterator result = std::find_end( cbegin(), last, v.cbegin(), v.cend(), Traits::eq ); + + return result != last ? size_type( result - cbegin() ) : npos; + } + + nssv_constexpr14 size_type rfind( CharT c, size_type pos = npos ) const nssv_noexcept // (2) + { + return rfind( basic_string_view( &c, 1 ), pos ); + } + + nssv_constexpr14 size_type rfind( CharT const * s, size_type pos, size_type n ) const // (3) + { + return rfind( basic_string_view( s, n ), pos ); + } + + nssv_constexpr14 size_type rfind( CharT const * s, size_type pos = npos ) const // (4) + { + return rfind( basic_string_view( s ), pos ); + } + + // find_first_of(), 4x: + + nssv_constexpr size_type find_first_of( basic_string_view v, size_type pos = 0 ) const nssv_noexcept // (1) + { + return pos >= size() + ? npos + : to_pos( std::find_first_of( cbegin() + pos, cend(), v.cbegin(), v.cend(), Traits::eq ) ); + } + + nssv_constexpr size_type find_first_of( CharT c, size_type pos = 0 ) const nssv_noexcept // (2) + { + return find_first_of( basic_string_view( &c, 1 ), pos ); + } + + nssv_constexpr size_type find_first_of( CharT const * s, size_type pos, size_type n ) const // (3) + { + return find_first_of( basic_string_view( s, n ), pos ); + } + + nssv_constexpr size_type find_first_of( CharT const * s, size_type pos = 0 ) const // (4) + { + return find_first_of( basic_string_view( s ), pos ); + } + + // find_last_of(), 4x: + + nssv_constexpr size_type find_last_of( basic_string_view v, size_type pos = npos ) const nssv_noexcept // (1) + { + return empty() + ? npos + : pos >= size() + ? find_last_of( v, size() - 1 ) + : to_pos( std::find_first_of( const_reverse_iterator( cbegin() + pos + 1 ), crend(), v.cbegin(), v.cend(), Traits::eq ) ); + } + + nssv_constexpr size_type find_last_of( CharT c, size_type pos = npos ) const nssv_noexcept // (2) + { + return find_last_of( basic_string_view( &c, 1 ), pos ); + } + + nssv_constexpr size_type find_last_of( CharT const * s, size_type pos, size_type count ) const // (3) + { + return find_last_of( basic_string_view( s, count ), pos ); + } + + nssv_constexpr size_type find_last_of( CharT const * s, size_type pos = npos ) const // (4) + { + return find_last_of( basic_string_view( s ), pos ); + } + + // find_first_not_of(), 4x: + + nssv_constexpr size_type find_first_not_of( basic_string_view v, size_type pos = 0 ) const nssv_noexcept // (1) + { + return pos >= size() + ? npos + : to_pos( std::find_if( cbegin() + pos, cend(), not_in_view( v ) ) ); + } + + nssv_constexpr size_type find_first_not_of( CharT c, size_type pos = 0 ) const nssv_noexcept // (2) + { + return find_first_not_of( basic_string_view( &c, 1 ), pos ); + } + + nssv_constexpr size_type find_first_not_of( CharT const * s, size_type pos, size_type count ) const // (3) + { + return find_first_not_of( basic_string_view( s, count ), pos ); + } + + nssv_constexpr size_type find_first_not_of( CharT const * s, size_type pos = 0 ) const // (4) + { + return find_first_not_of( basic_string_view( s ), pos ); + } + + // find_last_not_of(), 4x: + + nssv_constexpr size_type find_last_not_of( basic_string_view v, size_type pos = npos ) const nssv_noexcept // (1) + { + return empty() + ? npos + : pos >= size() + ? find_last_not_of( v, size() - 1 ) + : to_pos( std::find_if( const_reverse_iterator( cbegin() + pos + 1 ), crend(), not_in_view( v ) ) ); + } + + nssv_constexpr size_type find_last_not_of( CharT c, size_type pos = npos ) const nssv_noexcept // (2) + { + return find_last_not_of( basic_string_view( &c, 1 ), pos ); + } + + nssv_constexpr size_type find_last_not_of( CharT const * s, size_type pos, size_type count ) const // (3) + { + return find_last_not_of( basic_string_view( s, count ), pos ); + } + + nssv_constexpr size_type find_last_not_of( CharT const * s, size_type pos = npos ) const // (4) + { + return find_last_not_of( basic_string_view( s ), pos ); + } + + // Constants: + +#if nssv_CPP17_OR_GREATER + static nssv_constexpr size_type npos = size_type(-1); +#elif nssv_CPP11_OR_GREATER + enum : size_type { npos = size_type(-1) }; +#else + enum { npos = size_type(-1) }; +#endif + +private: + struct not_in_view + { + const basic_string_view v; + + nssv_constexpr not_in_view( basic_string_view v ) : v( v ) {} + + nssv_constexpr bool operator()( CharT c ) const + { + return npos == v.find_first_of( c ); + } + }; + + nssv_constexpr size_type to_pos( const_iterator it ) const + { + return it == cend() ? npos : size_type( it - cbegin() ); + } + + nssv_constexpr size_type to_pos( const_reverse_iterator it ) const + { + return it == crend() ? npos : size_type( crend() - it - 1 ); + } + + nssv_constexpr const_reference data_at( size_type pos ) const + { +#if nssv_BETWEEN( nssv_COMPILER_GNUC_VERSION, 1, 500 ) + return data_[pos]; +#else + return assert( pos < size() ), data_[pos]; +#endif + } + +private: + const_pointer data_; + size_type size_; + +public: +#if nssv_CONFIG_CONVERSION_STD_STRING_CLASS_METHODS + + template< class Allocator > + basic_string_view( std::basic_string const & s ) nssv_noexcept + : data_( s.data() ) + , size_( s.size() ) + {} + +#if nssv_HAVE_EXPLICIT_CONVERSION + + template< class Allocator > + explicit operator std::basic_string() const + { + return to_string( Allocator() ); + } + +#endif // nssv_HAVE_EXPLICIT_CONVERSION + +#if nssv_CPP11_OR_GREATER + + template< class Allocator = std::allocator > + std::basic_string + to_string( Allocator const & a = Allocator() ) const + { + return std::basic_string( begin(), end(), a ); + } + +#else + + std::basic_string + to_string() const + { + return std::basic_string( begin(), end() ); + } + + template< class Allocator > + std::basic_string + to_string( Allocator const & a ) const + { + return std::basic_string( begin(), end(), a ); + } + +#endif // nssv_CPP11_OR_GREATER + +#endif // nssv_CONFIG_CONVERSION_STD_STRING_CLASS_METHODS +}; + +// +// Non-member functions: +// + +// 24.4.3 Non-member comparison functions: +// lexicographically compare two string views (function template): + +template< class CharT, class Traits > +nssv_constexpr bool operator== ( + basic_string_view lhs, + basic_string_view rhs ) nssv_noexcept +{ return lhs.compare( rhs ) == 0 ; } + +template< class CharT, class Traits > +nssv_constexpr bool operator!= ( + basic_string_view lhs, + basic_string_view rhs ) nssv_noexcept +{ return lhs.compare( rhs ) != 0 ; } + +template< class CharT, class Traits > +nssv_constexpr bool operator< ( + basic_string_view lhs, + basic_string_view rhs ) nssv_noexcept +{ return lhs.compare( rhs ) < 0 ; } + +template< class CharT, class Traits > +nssv_constexpr bool operator<= ( + basic_string_view lhs, + basic_string_view rhs ) nssv_noexcept +{ return lhs.compare( rhs ) <= 0 ; } + +template< class CharT, class Traits > +nssv_constexpr bool operator> ( + basic_string_view lhs, + basic_string_view rhs ) nssv_noexcept +{ return lhs.compare( rhs ) > 0 ; } + +template< class CharT, class Traits > +nssv_constexpr bool operator>= ( + basic_string_view lhs, + basic_string_view rhs ) nssv_noexcept +{ return lhs.compare( rhs ) >= 0 ; } + +// Let S be basic_string_view, and sv be an instance of S. +// Implementations shall provide sufficient additional overloads marked +// constexpr and noexcept so that an object t with an implicit conversion +// to S can be compared according to Table 67. + +#if nssv_CPP11_OR_GREATER && ! nssv_BETWEEN( nssv_COMPILER_MSVC_VERSION, 100, 141 ) + +#define nssv_BASIC_STRING_VIEW_I(T,U) typename std::decay< basic_string_view >::type + +#if nssv_BETWEEN( nssv_COMPILER_MSVC_VERSION, 140, 150 ) +# define nssv_MSVC_ORDER(x) , int=x +#else +# define nssv_MSVC_ORDER(x) /*, int=x*/ +#endif + +// == + +template< class CharT, class Traits nssv_MSVC_ORDER(1) > +nssv_constexpr bool operator==( + basic_string_view lhs, + nssv_BASIC_STRING_VIEW_I(CharT, Traits) rhs ) nssv_noexcept +{ return lhs.compare( rhs ) == 0; } + +template< class CharT, class Traits nssv_MSVC_ORDER(2) > +nssv_constexpr bool operator==( + nssv_BASIC_STRING_VIEW_I(CharT, Traits) lhs, + basic_string_view rhs ) nssv_noexcept +{ return lhs.size() == rhs.size() && lhs.compare( rhs ) == 0; } + +// != + +template< class CharT, class Traits nssv_MSVC_ORDER(1) > +nssv_constexpr bool operator!= ( + basic_string_view < CharT, Traits > lhs, + nssv_BASIC_STRING_VIEW_I( CharT, Traits ) rhs ) nssv_noexcept +{ return lhs.size() != rhs.size() || lhs.compare( rhs ) != 0 ; } + +template< class CharT, class Traits nssv_MSVC_ORDER(2) > +nssv_constexpr bool operator!= ( + nssv_BASIC_STRING_VIEW_I( CharT, Traits ) lhs, + basic_string_view < CharT, Traits > rhs ) nssv_noexcept +{ return lhs.compare( rhs ) != 0 ; } + +// < + +template< class CharT, class Traits nssv_MSVC_ORDER(1) > +nssv_constexpr bool operator< ( + basic_string_view < CharT, Traits > lhs, + nssv_BASIC_STRING_VIEW_I( CharT, Traits ) rhs ) nssv_noexcept +{ return lhs.compare( rhs ) < 0 ; } + +template< class CharT, class Traits nssv_MSVC_ORDER(2) > +nssv_constexpr bool operator< ( + nssv_BASIC_STRING_VIEW_I( CharT, Traits ) lhs, + basic_string_view < CharT, Traits > rhs ) nssv_noexcept +{ return lhs.compare( rhs ) < 0 ; } + +// <= + +template< class CharT, class Traits nssv_MSVC_ORDER(1) > +nssv_constexpr bool operator<= ( + basic_string_view < CharT, Traits > lhs, + nssv_BASIC_STRING_VIEW_I( CharT, Traits ) rhs ) nssv_noexcept +{ return lhs.compare( rhs ) <= 0 ; } + +template< class CharT, class Traits nssv_MSVC_ORDER(2) > +nssv_constexpr bool operator<= ( + nssv_BASIC_STRING_VIEW_I( CharT, Traits ) lhs, + basic_string_view < CharT, Traits > rhs ) nssv_noexcept +{ return lhs.compare( rhs ) <= 0 ; } + +// > + +template< class CharT, class Traits nssv_MSVC_ORDER(1) > +nssv_constexpr bool operator> ( + basic_string_view < CharT, Traits > lhs, + nssv_BASIC_STRING_VIEW_I( CharT, Traits ) rhs ) nssv_noexcept +{ return lhs.compare( rhs ) > 0 ; } + +template< class CharT, class Traits nssv_MSVC_ORDER(2) > +nssv_constexpr bool operator> ( + nssv_BASIC_STRING_VIEW_I( CharT, Traits ) lhs, + basic_string_view < CharT, Traits > rhs ) nssv_noexcept +{ return lhs.compare( rhs ) > 0 ; } + +// >= + +template< class CharT, class Traits nssv_MSVC_ORDER(1) > +nssv_constexpr bool operator>= ( + basic_string_view < CharT, Traits > lhs, + nssv_BASIC_STRING_VIEW_I( CharT, Traits ) rhs ) nssv_noexcept +{ return lhs.compare( rhs ) >= 0 ; } + +template< class CharT, class Traits nssv_MSVC_ORDER(2) > +nssv_constexpr bool operator>= ( + nssv_BASIC_STRING_VIEW_I( CharT, Traits ) lhs, + basic_string_view < CharT, Traits > rhs ) nssv_noexcept +{ return lhs.compare( rhs ) >= 0 ; } + +#undef nssv_MSVC_ORDER +#undef nssv_BASIC_STRING_VIEW_I + +#endif // nssv_CPP11_OR_GREATER + +// 24.4.4 Inserters and extractors: + +namespace detail { + +template< class Stream > +void write_padding( Stream & os, std::streamsize n ) +{ + for ( std::streamsize i = 0; i < n; ++i ) + os.rdbuf()->sputc( os.fill() ); +} + +template< class Stream, class View > +Stream & write_to_stream( Stream & os, View const & sv ) +{ + typename Stream::sentry sentry( os ); + + if ( !os ) + return os; + + const std::streamsize length = static_cast( sv.length() ); + + // Whether, and how, to pad: + const bool pad = ( length < os.width() ); + const bool left_pad = pad && ( os.flags() & std::ios_base::adjustfield ) == std::ios_base::right; + + if ( left_pad ) + write_padding( os, os.width() - length ); + + // Write span characters: + os.rdbuf()->sputn( sv.begin(), length ); + + if ( pad && !left_pad ) + write_padding( os, os.width() - length ); + + // Reset output stream width: + os.width( 0 ); + + return os; +} + +} // namespace detail + +template< class CharT, class Traits > +std::basic_ostream & +operator<<( + std::basic_ostream& os, + basic_string_view sv ) +{ + return detail::write_to_stream( os, sv ); +} + +// Several typedefs for common character types are provided: + +typedef basic_string_view string_view; +typedef basic_string_view wstring_view; +#if nssv_HAVE_WCHAR16_T +typedef basic_string_view u16string_view; +typedef basic_string_view u32string_view; +#endif + +}} // namespace nonstd::sv_lite + +// +// 24.4.6 Suffix for basic_string_view literals: +// + +#if nssv_HAVE_USER_DEFINED_LITERALS + +namespace nonstd { +nssv_inline_ns namespace literals { +nssv_inline_ns namespace string_view_literals { + +#if nssv_CONFIG_STD_SV_OPERATOR && nssv_HAVE_STD_DEFINED_LITERALS + +nssv_constexpr nonstd::sv_lite::string_view operator "" sv( const char* str, size_t len ) nssv_noexcept // (1) +{ + return nonstd::sv_lite::string_view{ str, len }; +} + +nssv_constexpr nonstd::sv_lite::u16string_view operator "" sv( const char16_t* str, size_t len ) nssv_noexcept // (2) +{ + return nonstd::sv_lite::u16string_view{ str, len }; +} + +nssv_constexpr nonstd::sv_lite::u32string_view operator "" sv( const char32_t* str, size_t len ) nssv_noexcept // (3) +{ + return nonstd::sv_lite::u32string_view{ str, len }; +} + +nssv_constexpr nonstd::sv_lite::wstring_view operator "" sv( const wchar_t* str, size_t len ) nssv_noexcept // (4) +{ + return nonstd::sv_lite::wstring_view{ str, len }; +} + +#endif // nssv_CONFIG_STD_SV_OPERATOR && nssv_HAVE_STD_DEFINED_LITERALS + +#if nssv_CONFIG_USR_SV_OPERATOR + +nssv_constexpr nonstd::sv_lite::string_view operator "" _sv( const char* str, size_t len ) nssv_noexcept // (1) +{ + return nonstd::sv_lite::string_view{ str, len }; +} + +nssv_constexpr nonstd::sv_lite::u16string_view operator "" _sv( const char16_t* str, size_t len ) nssv_noexcept // (2) +{ + return nonstd::sv_lite::u16string_view{ str, len }; +} + +nssv_constexpr nonstd::sv_lite::u32string_view operator "" _sv( const char32_t* str, size_t len ) nssv_noexcept // (3) +{ + return nonstd::sv_lite::u32string_view{ str, len }; +} + +nssv_constexpr nonstd::sv_lite::wstring_view operator "" _sv( const wchar_t* str, size_t len ) nssv_noexcept // (4) +{ + return nonstd::sv_lite::wstring_view{ str, len }; +} + +#endif // nssv_CONFIG_USR_SV_OPERATOR + +}}} // namespace nonstd::literals::string_view_literals + +#endif + +// +// Extensions for std::string: +// + +#if nssv_CONFIG_CONVERSION_STD_STRING_FREE_FUNCTIONS + +namespace nonstd { +namespace sv_lite { + +// Exclude MSVC 14 (19.00): it yields ambiguous to_string(): + +#if nssv_CPP11_OR_GREATER && nssv_COMPILER_MSVC_VERSION != 140 + +template< class CharT, class Traits, class Allocator = std::allocator > +std::basic_string +to_string( basic_string_view v, Allocator const & a = Allocator() ) +{ + return std::basic_string( v.begin(), v.end(), a ); +} + +#else + +template< class CharT, class Traits > +std::basic_string +to_string( basic_string_view v ) +{ + return std::basic_string( v.begin(), v.end() ); +} + +template< class CharT, class Traits, class Allocator > +std::basic_string +to_string( basic_string_view v, Allocator const & a ) +{ + return std::basic_string( v.begin(), v.end(), a ); +} + +#endif // nssv_CPP11_OR_GREATER + +template< class CharT, class Traits, class Allocator > +basic_string_view +to_string_view( std::basic_string const & s ) +{ + return basic_string_view( s.data(), s.size() ); +} + +}} // namespace nonstd::sv_lite + +#endif // nssv_CONFIG_CONVERSION_STD_STRING_FREE_FUNCTIONS + +// +// make types and algorithms available in namespace nonstd: +// + +namespace nonstd { + +using sv_lite::basic_string_view; +using sv_lite::string_view; +using sv_lite::wstring_view; + +#if nssv_HAVE_WCHAR16_T +using sv_lite::u16string_view; +#endif +#if nssv_HAVE_WCHAR32_T +using sv_lite::u32string_view; +#endif + +// literal "sv" + +using sv_lite::operator==; +using sv_lite::operator!=; +using sv_lite::operator<; +using sv_lite::operator<=; +using sv_lite::operator>; +using sv_lite::operator>=; + +using sv_lite::operator<<; + +#if nssv_CONFIG_CONVERSION_STD_STRING_FREE_FUNCTIONS +using sv_lite::to_string; +using sv_lite::to_string_view; +#endif + +} // namespace nonstd + +// 24.4.5 Hash support (C++11): + +// Note: The hash value of a string view object is equal to the hash value of +// the corresponding string object. + +#if nssv_HAVE_STD_HASH + +#include + +namespace std { + +template<> +struct hash< nonstd::string_view > +{ +public: + std::size_t operator()( nonstd::string_view v ) const nssv_noexcept + { + return std::hash()( std::string( v.data(), v.size() ) ); + } +}; + +template<> +struct hash< nonstd::wstring_view > +{ +public: + std::size_t operator()( nonstd::wstring_view v ) const nssv_noexcept + { + return std::hash()( std::wstring( v.data(), v.size() ) ); + } +}; + +template<> +struct hash< nonstd::u16string_view > +{ +public: + std::size_t operator()( nonstd::u16string_view v ) const nssv_noexcept + { + return std::hash()( std::u16string( v.data(), v.size() ) ); + } +}; + +template<> +struct hash< nonstd::u32string_view > +{ +public: + std::size_t operator()( nonstd::u32string_view v ) const nssv_noexcept + { + return std::hash()( std::u32string( v.data(), v.size() ) ); + } +}; + +} // namespace std + +#endif // nssv_HAVE_STD_HASH + +nssv_RESTORE_WARNINGS() + +#endif // nssv_HAVE_STD_STRING_VIEW +#endif // NONSTD_SV_LITE_H_INCLUDED + + + // If there is another version of Hedley, then the newer one + // takes precedence. + // See: https://github.com/nemequ/hedley +/* Hedley - https://nemequ.github.io/hedley + * Created by Evan Nemerson + * + * To the extent possible under law, the author(s) have dedicated all + * copyright and related and neighboring rights to this software to + * the public domain worldwide. This software is distributed without + * any warranty. + * + * For details, see . + * SPDX-License-Identifier: CC0-1.0 + */ + +#if !defined(HEDLEY_VERSION) || (HEDLEY_VERSION < 9) +#if defined(HEDLEY_VERSION) +# undef HEDLEY_VERSION +#endif +#define HEDLEY_VERSION 9 + +#if defined(HEDLEY_STRINGIFY_EX) +# undef HEDLEY_STRINGIFY_EX +#endif +#define HEDLEY_STRINGIFY_EX(x) #x + +#if defined(HEDLEY_STRINGIFY) +# undef HEDLEY_STRINGIFY +#endif +#define HEDLEY_STRINGIFY(x) HEDLEY_STRINGIFY_EX(x) + +#if defined(HEDLEY_CONCAT_EX) +# undef HEDLEY_CONCAT_EX +#endif +#define HEDLEY_CONCAT_EX(a,b) a##b + +#if defined(HEDLEY_CONCAT) +# undef HEDLEY_CONCAT +#endif +#define HEDLEY_CONCAT(a,b) HEDLEY_CONCAT_EX(a,b) + +#if defined(HEDLEY_VERSION_ENCODE) +# undef HEDLEY_VERSION_ENCODE +#endif +#define HEDLEY_VERSION_ENCODE(major,minor,revision) (((major) * 1000000) + ((minor) * 1000) + (revision)) + +#if defined(HEDLEY_VERSION_DECODE_MAJOR) +# undef HEDLEY_VERSION_DECODE_MAJOR +#endif +#define HEDLEY_VERSION_DECODE_MAJOR(version) ((version) / 1000000) + +#if defined(HEDLEY_VERSION_DECODE_MINOR) +# undef HEDLEY_VERSION_DECODE_MINOR +#endif +#define HEDLEY_VERSION_DECODE_MINOR(version) (((version) % 1000000) / 1000) + +#if defined(HEDLEY_VERSION_DECODE_REVISION) +# undef HEDLEY_VERSION_DECODE_REVISION +#endif +#define HEDLEY_VERSION_DECODE_REVISION(version) ((version) % 1000) + +#if defined(HEDLEY_GNUC_VERSION) +# undef HEDLEY_GNUC_VERSION +#endif +#if defined(__GNUC__) && defined(__GNUC_PATCHLEVEL__) +# define HEDLEY_GNUC_VERSION HEDLEY_VERSION_ENCODE(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__) +#elif defined(__GNUC__) +# define HEDLEY_GNUC_VERSION HEDLEY_VERSION_ENCODE(__GNUC__, __GNUC_MINOR__, 0) +#endif + +#if defined(HEDLEY_GNUC_VERSION_CHECK) +# undef HEDLEY_GNUC_VERSION_CHECK +#endif +#if defined(HEDLEY_GNUC_VERSION) +# define HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) (HEDLEY_GNUC_VERSION >= HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else +# define HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(HEDLEY_MSVC_VERSION) +# undef HEDLEY_MSVC_VERSION +#endif +#if defined(_MSC_FULL_VER) && (_MSC_FULL_VER >= 140000000) +# define HEDLEY_MSVC_VERSION HEDLEY_VERSION_ENCODE(_MSC_FULL_VER / 10000000, (_MSC_FULL_VER % 10000000) / 100000, (_MSC_FULL_VER % 100000) / 100) +#elif defined(_MSC_FULL_VER) +# define HEDLEY_MSVC_VERSION HEDLEY_VERSION_ENCODE(_MSC_FULL_VER / 1000000, (_MSC_FULL_VER % 1000000) / 10000, (_MSC_FULL_VER % 10000) / 10) +#elif defined(_MSC_VER) +# define HEDLEY_MSVC_VERSION HEDLEY_VERSION_ENCODE(_MSC_VER / 100, _MSC_VER % 100, 0) +#endif + +#if defined(HEDLEY_MSVC_VERSION_CHECK) +# undef HEDLEY_MSVC_VERSION_CHECK +#endif +#if !defined(_MSC_VER) +# define HEDLEY_MSVC_VERSION_CHECK(major,minor,patch) (0) +#elif defined(_MSC_VER) && (_MSC_VER >= 1400) +# define HEDLEY_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_FULL_VER >= ((major * 10000000) + (minor * 100000) + (patch))) +#elif defined(_MSC_VER) && (_MSC_VER >= 1200) +# define HEDLEY_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_FULL_VER >= ((major * 1000000) + (minor * 10000) + (patch))) +#else +# define HEDLEY_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_VER >= ((major * 100) + (minor))) +#endif + +#if defined(HEDLEY_INTEL_VERSION) +# undef HEDLEY_INTEL_VERSION +#endif +#if defined(__INTEL_COMPILER) && defined(__INTEL_COMPILER_UPDATE) +# define HEDLEY_INTEL_VERSION HEDLEY_VERSION_ENCODE(__INTEL_COMPILER / 100, __INTEL_COMPILER % 100, __INTEL_COMPILER_UPDATE) +#elif defined(__INTEL_COMPILER) +# define HEDLEY_INTEL_VERSION HEDLEY_VERSION_ENCODE(__INTEL_COMPILER / 100, __INTEL_COMPILER % 100, 0) +#endif + +#if defined(HEDLEY_INTEL_VERSION_CHECK) +# undef HEDLEY_INTEL_VERSION_CHECK +#endif +#if defined(HEDLEY_INTEL_VERSION) +# define HEDLEY_INTEL_VERSION_CHECK(major,minor,patch) (HEDLEY_INTEL_VERSION >= HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else +# define HEDLEY_INTEL_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(HEDLEY_PGI_VERSION) +# undef HEDLEY_PGI_VERSION +#endif +#if defined(__PGI) && defined(__PGIC__) && defined(__PGIC_MINOR__) && defined(__PGIC_PATCHLEVEL__) +# define HEDLEY_PGI_VERSION HEDLEY_VERSION_ENCODE(__PGIC__, __PGIC_MINOR__, __PGIC_PATCHLEVEL__) +#endif + +#if defined(HEDLEY_PGI_VERSION_CHECK) +# undef HEDLEY_PGI_VERSION_CHECK +#endif +#if defined(HEDLEY_PGI_VERSION) +# define HEDLEY_PGI_VERSION_CHECK(major,minor,patch) (HEDLEY_PGI_VERSION >= HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else +# define HEDLEY_PGI_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(HEDLEY_SUNPRO_VERSION) +# undef HEDLEY_SUNPRO_VERSION +#endif +#if defined(__SUNPRO_C) && (__SUNPRO_C > 0x1000) +# define HEDLEY_SUNPRO_VERSION 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) +#elif defined(__SUNPRO_C) +# define HEDLEY_SUNPRO_VERSION HEDLEY_VERSION_ENCODE((__SUNPRO_C >> 8) & 0xf, (__SUNPRO_C >> 4) & 0xf, (__SUNPRO_C) & 0xf) +#elif defined(__SUNPRO_CC) && (__SUNPRO_CC > 0x1000) +# define HEDLEY_SUNPRO_VERSION 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) +#elif defined(__SUNPRO_CC) +# define HEDLEY_SUNPRO_VERSION HEDLEY_VERSION_ENCODE((__SUNPRO_CC >> 8) & 0xf, (__SUNPRO_CC >> 4) & 0xf, (__SUNPRO_CC) & 0xf) +#endif + +#if defined(HEDLEY_SUNPRO_VERSION_CHECK) +# undef HEDLEY_SUNPRO_VERSION_CHECK +#endif +#if defined(HEDLEY_SUNPRO_VERSION) +# define HEDLEY_SUNPRO_VERSION_CHECK(major,minor,patch) (HEDLEY_SUNPRO_VERSION >= HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else +# define HEDLEY_SUNPRO_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(HEDLEY_EMSCRIPTEN_VERSION) +# undef HEDLEY_EMSCRIPTEN_VERSION +#endif +#if defined(__EMSCRIPTEN__) +# define HEDLEY_EMSCRIPTEN_VERSION HEDLEY_VERSION_ENCODE(__EMSCRIPTEN_major__, __EMSCRIPTEN_minor__, __EMSCRIPTEN_tiny__) +#endif + +#if defined(HEDLEY_EMSCRIPTEN_VERSION_CHECK) +# undef HEDLEY_EMSCRIPTEN_VERSION_CHECK +#endif +#if defined(HEDLEY_EMSCRIPTEN_VERSION) +# define HEDLEY_EMSCRIPTEN_VERSION_CHECK(major,minor,patch) (HEDLEY_EMSCRIPTEN_VERSION >= HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else +# define HEDLEY_EMSCRIPTEN_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(HEDLEY_ARM_VERSION) +# undef HEDLEY_ARM_VERSION +#endif +#if defined(__CC_ARM) && defined(__ARMCOMPILER_VERSION) +# define HEDLEY_ARM_VERSION HEDLEY_VERSION_ENCODE(__ARMCOMPILER_VERSION / 1000000, (__ARMCOMPILER_VERSION % 1000000) / 10000, (__ARMCOMPILER_VERSION % 10000) / 100) +#elif defined(__CC_ARM) && defined(__ARMCC_VERSION) +# define HEDLEY_ARM_VERSION HEDLEY_VERSION_ENCODE(__ARMCC_VERSION / 1000000, (__ARMCC_VERSION % 1000000) / 10000, (__ARMCC_VERSION % 10000) / 100) +#endif + +#if defined(HEDLEY_ARM_VERSION_CHECK) +# undef HEDLEY_ARM_VERSION_CHECK +#endif +#if defined(HEDLEY_ARM_VERSION) +# define HEDLEY_ARM_VERSION_CHECK(major,minor,patch) (HEDLEY_ARM_VERSION >= HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else +# define HEDLEY_ARM_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(HEDLEY_IBM_VERSION) +# undef HEDLEY_IBM_VERSION +#endif +#if defined(__ibmxl__) +# define HEDLEY_IBM_VERSION HEDLEY_VERSION_ENCODE(__ibmxl_version__, __ibmxl_release__, __ibmxl_modification__) +#elif defined(__xlC__) && defined(__xlC_ver__) +# define HEDLEY_IBM_VERSION HEDLEY_VERSION_ENCODE(__xlC__ >> 8, __xlC__ & 0xff, (__xlC_ver__ >> 8) & 0xff) +#elif defined(__xlC__) +# define HEDLEY_IBM_VERSION HEDLEY_VERSION_ENCODE(__xlC__ >> 8, __xlC__ & 0xff, 0) +#endif + +#if defined(HEDLEY_IBM_VERSION_CHECK) +# undef HEDLEY_IBM_VERSION_CHECK +#endif +#if defined(HEDLEY_IBM_VERSION) +# define HEDLEY_IBM_VERSION_CHECK(major,minor,patch) (HEDLEY_IBM_VERSION >= HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else +# define HEDLEY_IBM_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(HEDLEY_TI_VERSION) +# undef HEDLEY_TI_VERSION +#endif +#if defined(__TI_COMPILER_VERSION__) +# define HEDLEY_TI_VERSION HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) +#endif + +#if defined(HEDLEY_TI_VERSION_CHECK) +# undef HEDLEY_TI_VERSION_CHECK +#endif +#if defined(HEDLEY_TI_VERSION) +# define HEDLEY_TI_VERSION_CHECK(major,minor,patch) (HEDLEY_TI_VERSION >= HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else +# define HEDLEY_TI_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(HEDLEY_CRAY_VERSION) +# undef HEDLEY_CRAY_VERSION +#endif +#if defined(_CRAYC) +# if defined(_RELEASE_PATCHLEVEL) +# define HEDLEY_CRAY_VERSION HEDLEY_VERSION_ENCODE(_RELEASE_MAJOR, _RELEASE_MINOR, _RELEASE_PATCHLEVEL) +# else +# define HEDLEY_CRAY_VERSION HEDLEY_VERSION_ENCODE(_RELEASE_MAJOR, _RELEASE_MINOR, 0) +# endif +#endif + +#if defined(HEDLEY_CRAY_VERSION_CHECK) +# undef HEDLEY_CRAY_VERSION_CHECK +#endif +#if defined(HEDLEY_CRAY_VERSION) +# define HEDLEY_CRAY_VERSION_CHECK(major,minor,patch) (HEDLEY_CRAY_VERSION >= HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else +# define HEDLEY_CRAY_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(HEDLEY_IAR_VERSION) +# undef HEDLEY_IAR_VERSION +#endif +#if defined(__IAR_SYSTEMS_ICC__) +# if __VER__ > 1000 +# define HEDLEY_IAR_VERSION HEDLEY_VERSION_ENCODE((__VER__ / 1000000), ((__VER__ / 1000) % 1000), (__VER__ % 1000)) +# else +# define HEDLEY_IAR_VERSION HEDLEY_VERSION_ENCODE(VER / 100, __VER__ % 100, 0) +# endif +#endif + +#if defined(HEDLEY_IAR_VERSION_CHECK) +# undef HEDLEY_IAR_VERSION_CHECK +#endif +#if defined(HEDLEY_IAR_VERSION) +# define HEDLEY_IAR_VERSION_CHECK(major,minor,patch) (HEDLEY_IAR_VERSION >= HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else +# define HEDLEY_IAR_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(HEDLEY_TINYC_VERSION) +# undef HEDLEY_TINYC_VERSION +#endif +#if defined(__TINYC__) +# define HEDLEY_TINYC_VERSION HEDLEY_VERSION_ENCODE(__TINYC__ / 1000, (__TINYC__ / 100) % 10, __TINYC__ % 100) +#endif + +#if defined(HEDLEY_TINYC_VERSION_CHECK) +# undef HEDLEY_TINYC_VERSION_CHECK +#endif +#if defined(HEDLEY_TINYC_VERSION) +# define HEDLEY_TINYC_VERSION_CHECK(major,minor,patch) (HEDLEY_TINYC_VERSION >= HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else +# define HEDLEY_TINYC_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(HEDLEY_DMC_VERSION) +# undef HEDLEY_DMC_VERSION +#endif +#if defined(__DMC__) +# define HEDLEY_DMC_VERSION HEDLEY_VERSION_ENCODE(__DMC__ >> 8, (__DMC__ >> 4) & 0xf, __DMC__ & 0xf) +#endif + +#if defined(HEDLEY_DMC_VERSION_CHECK) +# undef HEDLEY_DMC_VERSION_CHECK +#endif +#if defined(HEDLEY_DMC_VERSION) +# define HEDLEY_DMC_VERSION_CHECK(major,minor,patch) (HEDLEY_DMC_VERSION >= HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else +# define HEDLEY_DMC_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(HEDLEY_COMPCERT_VERSION) +# undef HEDLEY_COMPCERT_VERSION +#endif +#if defined(__COMPCERT_VERSION__) +# define HEDLEY_COMPCERT_VERSION HEDLEY_VERSION_ENCODE(__COMPCERT_VERSION__ / 10000, (__COMPCERT_VERSION__ / 100) % 100, __COMPCERT_VERSION__ % 100) +#endif + +#if defined(HEDLEY_COMPCERT_VERSION_CHECK) +# undef HEDLEY_COMPCERT_VERSION_CHECK +#endif +#if defined(HEDLEY_COMPCERT_VERSION) +# define HEDLEY_COMPCERT_VERSION_CHECK(major,minor,patch) (HEDLEY_COMPCERT_VERSION >= HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else +# define HEDLEY_COMPCERT_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(HEDLEY_PELLES_VERSION) +# undef HEDLEY_PELLES_VERSION +#endif +#if defined(__POCC__) +# define HEDLEY_PELLES_VERSION HEDLEY_VERSION_ENCODE(__POCC__ / 100, __POCC__ % 100, 0) +#endif + +#if defined(HEDLEY_PELLES_VERSION_CHECK) +# undef HEDLEY_PELLES_VERSION_CHECK +#endif +#if defined(HEDLEY_PELLES_VERSION) +# define HEDLEY_PELLES_VERSION_CHECK(major,minor,patch) (HEDLEY_PELLES_VERSION >= HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else +# define HEDLEY_PELLES_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(HEDLEY_GCC_VERSION) +# undef HEDLEY_GCC_VERSION +#endif +#if \ + defined(HEDLEY_GNUC_VERSION) && \ + !defined(__clang__) && \ + !defined(HEDLEY_INTEL_VERSION) && \ + !defined(HEDLEY_PGI_VERSION) && \ + !defined(HEDLEY_ARM_VERSION) && \ + !defined(HEDLEY_TI_VERSION) && \ + !defined(__COMPCERT__) +# define HEDLEY_GCC_VERSION HEDLEY_GNUC_VERSION +#endif + +#if defined(HEDLEY_GCC_VERSION_CHECK) +# undef HEDLEY_GCC_VERSION_CHECK +#endif +#if defined(HEDLEY_GCC_VERSION) +# define HEDLEY_GCC_VERSION_CHECK(major,minor,patch) (HEDLEY_GCC_VERSION >= HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else +# define HEDLEY_GCC_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(HEDLEY_HAS_ATTRIBUTE) +# undef HEDLEY_HAS_ATTRIBUTE +#endif +#if defined(__has_attribute) +# define HEDLEY_HAS_ATTRIBUTE(attribute) __has_attribute(attribute) +#else +# define HEDLEY_HAS_ATTRIBUTE(attribute) (0) +#endif + +#if defined(HEDLEY_GNUC_HAS_ATTRIBUTE) +# undef HEDLEY_GNUC_HAS_ATTRIBUTE +#endif +#if defined(__has_attribute) +# define HEDLEY_GNUC_HAS_ATTRIBUTE(attribute,major,minor,patch) __has_attribute(attribute) +#else +# define HEDLEY_GNUC_HAS_ATTRIBUTE(attribute,major,minor,patch) HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(HEDLEY_GCC_HAS_ATTRIBUTE) +# undef HEDLEY_GCC_HAS_ATTRIBUTE +#endif +#if defined(__has_attribute) +# define HEDLEY_GCC_HAS_ATTRIBUTE(attribute,major,minor,patch) __has_attribute(attribute) +#else +# define HEDLEY_GCC_HAS_ATTRIBUTE(attribute,major,minor,patch) HEDLEY_GCC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(HEDLEY_HAS_CPP_ATTRIBUTE) +# undef HEDLEY_HAS_CPP_ATTRIBUTE +#endif +#if defined(__has_cpp_attribute) && defined(__cplusplus) +# define HEDLEY_HAS_CPP_ATTRIBUTE(attribute) __has_cpp_attribute(attribute) +#else +# define HEDLEY_HAS_CPP_ATTRIBUTE(attribute) (0) +#endif + +#if defined(HEDLEY_GNUC_HAS_CPP_ATTRIBUTE) +# undef HEDLEY_GNUC_HAS_CPP_ATTRIBUTE +#endif +#if defined(__has_cpp_attribute) && defined(__cplusplus) +# define HEDLEY_GNUC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) __has_cpp_attribute(attribute) +#else +# define HEDLEY_GNUC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(HEDLEY_GCC_HAS_CPP_ATTRIBUTE) +# undef HEDLEY_GCC_HAS_CPP_ATTRIBUTE +#endif +#if defined(__has_cpp_attribute) && defined(__cplusplus) +# define HEDLEY_GCC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) __has_cpp_attribute(attribute) +#else +# define HEDLEY_GCC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) HEDLEY_GCC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(HEDLEY_HAS_BUILTIN) +# undef HEDLEY_HAS_BUILTIN +#endif +#if defined(__has_builtin) +# define HEDLEY_HAS_BUILTIN(builtin) __has_builtin(builtin) +#else +# define HEDLEY_HAS_BUILTIN(builtin) (0) +#endif + +#if defined(HEDLEY_GNUC_HAS_BUILTIN) +# undef HEDLEY_GNUC_HAS_BUILTIN +#endif +#if defined(__has_builtin) +# define HEDLEY_GNUC_HAS_BUILTIN(builtin,major,minor,patch) __has_builtin(builtin) +#else +# define HEDLEY_GNUC_HAS_BUILTIN(builtin,major,minor,patch) HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(HEDLEY_GCC_HAS_BUILTIN) +# undef HEDLEY_GCC_HAS_BUILTIN +#endif +#if defined(__has_builtin) +# define HEDLEY_GCC_HAS_BUILTIN(builtin,major,minor,patch) __has_builtin(builtin) +#else +# define HEDLEY_GCC_HAS_BUILTIN(builtin,major,minor,patch) HEDLEY_GCC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(HEDLEY_HAS_FEATURE) +# undef HEDLEY_HAS_FEATURE +#endif +#if defined(__has_feature) +# define HEDLEY_HAS_FEATURE(feature) __has_feature(feature) +#else +# define HEDLEY_HAS_FEATURE(feature) (0) +#endif + +#if defined(HEDLEY_GNUC_HAS_FEATURE) +# undef HEDLEY_GNUC_HAS_FEATURE +#endif +#if defined(__has_feature) +# define HEDLEY_GNUC_HAS_FEATURE(feature,major,minor,patch) __has_feature(feature) +#else +# define HEDLEY_GNUC_HAS_FEATURE(feature,major,minor,patch) HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(HEDLEY_GCC_HAS_FEATURE) +# undef HEDLEY_GCC_HAS_FEATURE +#endif +#if defined(__has_feature) +# define HEDLEY_GCC_HAS_FEATURE(feature,major,minor,patch) __has_feature(feature) +#else +# define HEDLEY_GCC_HAS_FEATURE(feature,major,minor,patch) HEDLEY_GCC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(HEDLEY_HAS_EXTENSION) +# undef HEDLEY_HAS_EXTENSION +#endif +#if defined(__has_extension) +# define HEDLEY_HAS_EXTENSION(extension) __has_extension(extension) +#else +# define HEDLEY_HAS_EXTENSION(extension) (0) +#endif + +#if defined(HEDLEY_GNUC_HAS_EXTENSION) +# undef HEDLEY_GNUC_HAS_EXTENSION +#endif +#if defined(__has_extension) +# define HEDLEY_GNUC_HAS_EXTENSION(extension,major,minor,patch) __has_extension(extension) +#else +# define HEDLEY_GNUC_HAS_EXTENSION(extension,major,minor,patch) HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(HEDLEY_GCC_HAS_EXTENSION) +# undef HEDLEY_GCC_HAS_EXTENSION +#endif +#if defined(__has_extension) +# define HEDLEY_GCC_HAS_EXTENSION(extension,major,minor,patch) __has_extension(extension) +#else +# define HEDLEY_GCC_HAS_EXTENSION(extension,major,minor,patch) HEDLEY_GCC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(HEDLEY_HAS_DECLSPEC_ATTRIBUTE) +# undef HEDLEY_HAS_DECLSPEC_ATTRIBUTE +#endif +#if defined(__has_declspec_attribute) +# define HEDLEY_HAS_DECLSPEC_ATTRIBUTE(attribute) __has_declspec_attribute(attribute) +#else +# define HEDLEY_HAS_DECLSPEC_ATTRIBUTE(attribute) (0) +#endif + +#if defined(HEDLEY_GNUC_HAS_DECLSPEC_ATTRIBUTE) +# undef HEDLEY_GNUC_HAS_DECLSPEC_ATTRIBUTE +#endif +#if defined(__has_declspec_attribute) +# define HEDLEY_GNUC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) __has_declspec_attribute(attribute) +#else +# define HEDLEY_GNUC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(HEDLEY_GCC_HAS_DECLSPEC_ATTRIBUTE) +# undef HEDLEY_GCC_HAS_DECLSPEC_ATTRIBUTE +#endif +#if defined(__has_declspec_attribute) +# define HEDLEY_GCC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) __has_declspec_attribute(attribute) +#else +# define HEDLEY_GCC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) HEDLEY_GCC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(HEDLEY_HAS_WARNING) +# undef HEDLEY_HAS_WARNING +#endif +#if defined(__has_warning) +# define HEDLEY_HAS_WARNING(warning) __has_warning(warning) +#else +# define HEDLEY_HAS_WARNING(warning) (0) +#endif + +#if defined(HEDLEY_GNUC_HAS_WARNING) +# undef HEDLEY_GNUC_HAS_WARNING +#endif +#if defined(__has_warning) +# define HEDLEY_GNUC_HAS_WARNING(warning,major,minor,patch) __has_warning(warning) +#else +# define HEDLEY_GNUC_HAS_WARNING(warning,major,minor,patch) HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(HEDLEY_GCC_HAS_WARNING) +# undef HEDLEY_GCC_HAS_WARNING +#endif +#if defined(__has_warning) +# define HEDLEY_GCC_HAS_WARNING(warning,major,minor,patch) __has_warning(warning) +#else +# define HEDLEY_GCC_HAS_WARNING(warning,major,minor,patch) HEDLEY_GCC_VERSION_CHECK(major,minor,patch) +#endif + +#if \ + (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)) || \ + defined(__clang__) || \ + HEDLEY_GCC_VERSION_CHECK(3,0,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + HEDLEY_IAR_VERSION_CHECK(8,0,0) || \ + HEDLEY_PGI_VERSION_CHECK(18,4,0) || \ + HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + HEDLEY_TI_VERSION_CHECK(6,0,0) || \ + HEDLEY_CRAY_VERSION_CHECK(5,0,0) || \ + HEDLEY_TINYC_VERSION_CHECK(0,9,17) || \ + HEDLEY_SUNPRO_VERSION_CHECK(8,0,0) || \ + (HEDLEY_IBM_VERSION_CHECK(10,1,0) && defined(__C99_PRAGMA_OPERATOR)) +# define HEDLEY_PRAGMA(value) _Pragma(#value) +#elif HEDLEY_MSVC_VERSION_CHECK(15,0,0) +# define HEDLEY_PRAGMA(value) __pragma(value) +#else +# define HEDLEY_PRAGMA(value) +#endif + +#if defined(HEDLEY_DIAGNOSTIC_PUSH) +# undef HEDLEY_DIAGNOSTIC_PUSH +#endif +#if defined(HEDLEY_DIAGNOSTIC_POP) +# undef HEDLEY_DIAGNOSTIC_POP +#endif +#if defined(__clang__) +# define HEDLEY_DIAGNOSTIC_PUSH _Pragma("clang diagnostic push") +# define HEDLEY_DIAGNOSTIC_POP _Pragma("clang diagnostic pop") +#elif HEDLEY_INTEL_VERSION_CHECK(13,0,0) +# define HEDLEY_DIAGNOSTIC_PUSH _Pragma("warning(push)") +# define HEDLEY_DIAGNOSTIC_POP _Pragma("warning(pop)") +#elif HEDLEY_GCC_VERSION_CHECK(4,6,0) +# define HEDLEY_DIAGNOSTIC_PUSH _Pragma("GCC diagnostic push") +# define HEDLEY_DIAGNOSTIC_POP _Pragma("GCC diagnostic pop") +#elif HEDLEY_MSVC_VERSION_CHECK(15,0,0) +# define HEDLEY_DIAGNOSTIC_PUSH __pragma(warning(push)) +# define HEDLEY_DIAGNOSTIC_POP __pragma(warning(pop)) +#elif HEDLEY_ARM_VERSION_CHECK(5,6,0) +# define HEDLEY_DIAGNOSTIC_PUSH _Pragma("push") +# define HEDLEY_DIAGNOSTIC_POP _Pragma("pop") +#elif HEDLEY_TI_VERSION_CHECK(8,1,0) +# define HEDLEY_DIAGNOSTIC_PUSH _Pragma("diag_push") +# define HEDLEY_DIAGNOSTIC_POP _Pragma("diag_pop") +#elif HEDLEY_PELLES_VERSION_CHECK(2,90,0) +# define HEDLEY_DIAGNOSTIC_PUSH _Pragma("warning(push)") +# define HEDLEY_DIAGNOSTIC_POP _Pragma("warning(pop)") +#else +# define HEDLEY_DIAGNOSTIC_PUSH +# define HEDLEY_DIAGNOSTIC_POP +#endif + +#if defined(HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED) +# undef HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED +#endif +#if HEDLEY_HAS_WARNING("-Wdeprecated-declarations") +# define HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("clang diagnostic ignored \"-Wdeprecated-declarations\"") +#elif HEDLEY_INTEL_VERSION_CHECK(13,0,0) +# define HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("warning(disable:1478 1786)") +#elif HEDLEY_PGI_VERSION_CHECK(17,10,0) +# define HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1215,1444") +#elif HEDLEY_GCC_VERSION_CHECK(4,3,0) +# define HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") +#elif HEDLEY_MSVC_VERSION_CHECK(15,0,0) +# define HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED __pragma(warning(disable:4996)) +#elif HEDLEY_TI_VERSION_CHECK(8,0,0) +# define HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1291,1718") +#elif HEDLEY_SUNPRO_VERSION_CHECK(5,13,0) && !defined(__cplusplus) +# define HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("error_messages(off,E_DEPRECATED_ATT,E_DEPRECATED_ATT_MESS)") +#elif HEDLEY_SUNPRO_VERSION_CHECK(5,13,0) && defined(__cplusplus) +# define HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("error_messages(off,symdeprecated,symdeprecated2)") +#elif HEDLEY_IAR_VERSION_CHECK(8,0,0) +# define HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress=Pe1444,Pe1215") +#elif HEDLEY_PELLES_VERSION_CHECK(2,90,0) +# define HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("warn(disable:2241)") +#else +# define HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED +#endif + +#if defined(HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS) +# undef HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS +#endif +#if HEDLEY_HAS_WARNING("-Wunknown-pragmas") +# define HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("clang diagnostic ignored \"-Wunknown-pragmas\"") +#elif HEDLEY_INTEL_VERSION_CHECK(13,0,0) +# define HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("warning(disable:161)") +#elif HEDLEY_PGI_VERSION_CHECK(17,10,0) +# define HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 1675") +#elif HEDLEY_GCC_VERSION_CHECK(4,3,0) +# define HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("GCC diagnostic ignored \"-Wunknown-pragmas\"") +#elif HEDLEY_MSVC_VERSION_CHECK(15,0,0) +# define HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS __pragma(warning(disable:4068)) +#elif HEDLEY_TI_VERSION_CHECK(8,0,0) +# define HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 163") +#elif HEDLEY_IAR_VERSION_CHECK(8,0,0) +# define HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress=Pe161") +#else +# define HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS +#endif + +#if defined(HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL) +# undef HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL +#endif +#if HEDLEY_HAS_WARNING("-Wcast-qual") +# define HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("clang diagnostic ignored \"-Wcast-qual\"") +#elif HEDLEY_INTEL_VERSION_CHECK(13,0,0) +# define HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("warning(disable:2203 2331)") +#elif HEDLEY_GCC_VERSION_CHECK(3,0,0) +# define HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("GCC diagnostic ignored \"-Wcast-qual\"") +#else +# define HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL +#endif + +#if defined(HEDLEY_DEPRECATED) +# undef HEDLEY_DEPRECATED +#endif +#if defined(HEDLEY_DEPRECATED_FOR) +# undef HEDLEY_DEPRECATED_FOR +#endif +#if defined(__cplusplus) && (__cplusplus >= 201402L) +# define HEDLEY_DEPRECATED(since) [[deprecated("Since " #since)]] +# define HEDLEY_DEPRECATED_FOR(since, replacement) [[deprecated("Since " #since "; use " #replacement)]] +#elif \ + HEDLEY_HAS_EXTENSION(attribute_deprecated_with_message) || \ + HEDLEY_GCC_VERSION_CHECK(4,5,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + HEDLEY_ARM_VERSION_CHECK(5,6,0) || \ + HEDLEY_SUNPRO_VERSION_CHECK(5,13,0) || \ + HEDLEY_PGI_VERSION_CHECK(17,10,0) || \ + HEDLEY_TI_VERSION_CHECK(8,3,0) +# define HEDLEY_DEPRECATED(since) __attribute__((__deprecated__("Since " #since))) +# define HEDLEY_DEPRECATED_FOR(since, replacement) __attribute__((__deprecated__("Since " #since "; use " #replacement))) +#elif \ + HEDLEY_HAS_ATTRIBUTE(deprecated) || \ + HEDLEY_GCC_VERSION_CHECK(3,1,0) || \ + HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + HEDLEY_TI_VERSION_CHECK(8,0,0) || \ + (HEDLEY_TI_VERSION_CHECK(7,3,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) +# define HEDLEY_DEPRECATED(since) __attribute__((__deprecated__)) +# define HEDLEY_DEPRECATED_FOR(since, replacement) __attribute__((__deprecated__)) +#elif HEDLEY_MSVC_VERSION_CHECK(14,0,0) +# define HEDLEY_DEPRECATED(since) __declspec(deprecated("Since " # since)) +# define HEDLEY_DEPRECATED_FOR(since, replacement) __declspec(deprecated("Since " #since "; use " #replacement)) +#elif \ + HEDLEY_MSVC_VERSION_CHECK(13,10,0) || \ + HEDLEY_PELLES_VERSION_CHECK(6,50,0) +# define HEDLEY_DEPRECATED(since) _declspec(deprecated) +# define HEDLEY_DEPRECATED_FOR(since, replacement) __declspec(deprecated) +#elif HEDLEY_IAR_VERSION_CHECK(8,0,0) +# define HEDLEY_DEPRECATED(since) _Pragma("deprecated") +# define HEDLEY_DEPRECATED_FOR(since, replacement) _Pragma("deprecated") +#else +# define HEDLEY_DEPRECATED(since) +# define HEDLEY_DEPRECATED_FOR(since, replacement) +#endif + +#if defined(HEDLEY_UNAVAILABLE) +# undef HEDLEY_UNAVAILABLE +#endif +#if \ + HEDLEY_HAS_ATTRIBUTE(warning) || \ + HEDLEY_GCC_VERSION_CHECK(4,3,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) +# define HEDLEY_UNAVAILABLE(available_since) __attribute__((__warning__("Not available until " #available_since))) +#else +# define HEDLEY_UNAVAILABLE(available_since) +#endif + +#if defined(HEDLEY_WARN_UNUSED_RESULT) +# undef HEDLEY_WARN_UNUSED_RESULT +#endif +#if defined(__cplusplus) && (__cplusplus >= 201703L) +# define HEDLEY_WARN_UNUSED_RESULT [[nodiscard]] +#elif \ + HEDLEY_HAS_ATTRIBUTE(warn_unused_result) || \ + HEDLEY_GCC_VERSION_CHECK(3,4,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + HEDLEY_TI_VERSION_CHECK(8,0,0) || \ + (HEDLEY_TI_VERSION_CHECK(7,3,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + (HEDLEY_SUNPRO_VERSION_CHECK(5,15,0) && defined(__cplusplus)) || \ + HEDLEY_PGI_VERSION_CHECK(17,10,0) +# define HEDLEY_WARN_UNUSED_RESULT __attribute__((__warn_unused_result__)) +#elif defined(_Check_return_) /* SAL */ +# define HEDLEY_WARN_UNUSED_RESULT _Check_return_ +#else +# define HEDLEY_WARN_UNUSED_RESULT +#endif + +#if defined(HEDLEY_SENTINEL) +# undef HEDLEY_SENTINEL +#endif +#if \ + HEDLEY_HAS_ATTRIBUTE(sentinel) || \ + HEDLEY_GCC_VERSION_CHECK(4,0,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + HEDLEY_ARM_VERSION_CHECK(5,4,0) +# define HEDLEY_SENTINEL(position) __attribute__((__sentinel__(position))) +#else +# define HEDLEY_SENTINEL(position) +#endif + +#if defined(HEDLEY_NO_RETURN) +# undef HEDLEY_NO_RETURN +#endif +#if HEDLEY_IAR_VERSION_CHECK(8,0,0) +# define HEDLEY_NO_RETURN __noreturn +#elif HEDLEY_INTEL_VERSION_CHECK(13,0,0) +# define HEDLEY_NO_RETURN __attribute__((__noreturn__)) +#elif defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L +# define HEDLEY_NO_RETURN _Noreturn +#elif defined(__cplusplus) && (__cplusplus >= 201103L) +# define HEDLEY_NO_RETURN [[noreturn]] +#elif \ + HEDLEY_HAS_ATTRIBUTE(noreturn) || \ + HEDLEY_GCC_VERSION_CHECK(3,2,0) || \ + HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ + HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ + HEDLEY_TI_VERSION_CHECK(18,0,0) || \ + (HEDLEY_TI_VERSION_CHECK(17,3,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) +# define HEDLEY_NO_RETURN __attribute__((__noreturn__)) +#elif HEDLEY_MSVC_VERSION_CHECK(13,10,0) +# define HEDLEY_NO_RETURN __declspec(noreturn) +#elif HEDLEY_TI_VERSION_CHECK(6,0,0) && defined(__cplusplus) +# define HEDLEY_NO_RETURN _Pragma("FUNC_NEVER_RETURNS;") +#elif HEDLEY_COMPCERT_VERSION_CHECK(3,2,0) +# define HEDLEY_NO_RETURN __attribute((noreturn)) +#elif HEDLEY_PELLES_VERSION_CHECK(9,0,0) +# define HEDLEY_NO_RETURN __declspec(noreturn) +#else +# define HEDLEY_NO_RETURN +#endif + +#if defined(HEDLEY_UNREACHABLE) +# undef HEDLEY_UNREACHABLE +#endif +#if defined(HEDLEY_UNREACHABLE_RETURN) +# undef HEDLEY_UNREACHABLE_RETURN +#endif +#if \ + (HEDLEY_HAS_BUILTIN(__builtin_unreachable) && (!defined(HEDLEY_ARM_VERSION))) || \ + HEDLEY_GCC_VERSION_CHECK(4,5,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + HEDLEY_IBM_VERSION_CHECK(13,1,5) +# define HEDLEY_UNREACHABLE() __builtin_unreachable() +#elif HEDLEY_MSVC_VERSION_CHECK(13,10,0) +# define HEDLEY_UNREACHABLE() __assume(0) +#elif HEDLEY_TI_VERSION_CHECK(6,0,0) +# if defined(__cplusplus) +# define HEDLEY_UNREACHABLE() std::_nassert(0) +# else +# define HEDLEY_UNREACHABLE() _nassert(0) +# endif +# define HEDLEY_UNREACHABLE_RETURN(value) return value +#elif defined(EXIT_FAILURE) +# define HEDLEY_UNREACHABLE() abort() +#else +# define HEDLEY_UNREACHABLE() +# define HEDLEY_UNREACHABLE_RETURN(value) return value +#endif +#if !defined(HEDLEY_UNREACHABLE_RETURN) +# define HEDLEY_UNREACHABLE_RETURN(value) HEDLEY_UNREACHABLE() +#endif + +#if defined(HEDLEY_ASSUME) +# undef HEDLEY_ASSUME +#endif +#if \ + HEDLEY_MSVC_VERSION_CHECK(13,10,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) +# define HEDLEY_ASSUME(expr) __assume(expr) +#elif HEDLEY_HAS_BUILTIN(__builtin_assume) +# define HEDLEY_ASSUME(expr) __builtin_assume(expr) +#elif HEDLEY_TI_VERSION_CHECK(6,0,0) +# if defined(__cplusplus) +# define HEDLEY_ASSUME(expr) std::_nassert(expr) +# else +# define HEDLEY_ASSUME(expr) _nassert(expr) +# endif +#elif \ + (HEDLEY_HAS_BUILTIN(__builtin_unreachable) && !defined(HEDLEY_ARM_VERSION)) || \ + HEDLEY_GCC_VERSION_CHECK(4,5,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + HEDLEY_IBM_VERSION_CHECK(13,1,5) +# define HEDLEY_ASSUME(expr) ((void) ((expr) ? 1 : (__builtin_unreachable(), 1))) +#else +# define HEDLEY_ASSUME(expr) ((void) (expr)) +#endif + + +HEDLEY_DIAGNOSTIC_PUSH +#if \ + HEDLEY_HAS_WARNING("-Wvariadic-macros") || \ + HEDLEY_GCC_VERSION_CHECK(4,0,0) +# if defined(__clang__) +# pragma clang diagnostic ignored "-Wvariadic-macros" +# elif defined(HEDLEY_GCC_VERSION) +# pragma GCC diagnostic ignored "-Wvariadic-macros" +# endif +#endif +#if defined(HEDLEY_NON_NULL) +# undef HEDLEY_NON_NULL +#endif +#if \ + HEDLEY_HAS_ATTRIBUTE(nonnull) || \ + HEDLEY_GCC_VERSION_CHECK(3,3,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + HEDLEY_ARM_VERSION_CHECK(4,1,0) +# define HEDLEY_NON_NULL(...) __attribute__((__nonnull__(__VA_ARGS__))) +#else +# define HEDLEY_NON_NULL(...) +#endif +HEDLEY_DIAGNOSTIC_POP + +#if defined(HEDLEY_PRINTF_FORMAT) +# undef HEDLEY_PRINTF_FORMAT +#endif +#if defined(__MINGW32__) && HEDLEY_GCC_HAS_ATTRIBUTE(format,4,4,0) && !defined(__USE_MINGW_ANSI_STDIO) +# define HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(ms_printf, string_idx, first_to_check))) +#elif defined(__MINGW32__) && HEDLEY_GCC_HAS_ATTRIBUTE(format,4,4,0) && defined(__USE_MINGW_ANSI_STDIO) +# define HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(gnu_printf, string_idx, first_to_check))) +#elif \ + HEDLEY_HAS_ATTRIBUTE(format) || \ + HEDLEY_GCC_VERSION_CHECK(3,1,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + HEDLEY_ARM_VERSION_CHECK(5,6,0) || \ + HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ + HEDLEY_TI_VERSION_CHECK(8,0,0) || \ + (HEDLEY_TI_VERSION_CHECK(7,3,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) +# define HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(__printf__, string_idx, first_to_check))) +#elif HEDLEY_PELLES_VERSION_CHECK(6,0,0) +# define HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) __declspec(vaformat(printf,string_idx,first_to_check)) +#else +# define HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) +#endif + +#if defined(HEDLEY_CONSTEXPR) +# undef HEDLEY_CONSTEXPR +#endif +#if defined(__cplusplus) +# if __cplusplus >= 201103L +# define HEDLEY_CONSTEXPR constexpr +# endif +#endif +#if !defined(HEDLEY_CONSTEXPR) +# define HEDLEY_CONSTEXPR +#endif + +#if defined(HEDLEY_PREDICT) +# undef HEDLEY_PREDICT +#endif +#if defined(HEDLEY_LIKELY) +# undef HEDLEY_LIKELY +#endif +#if defined(HEDLEY_UNLIKELY) +# undef HEDLEY_UNLIKELY +#endif +#if defined(HEDLEY_UNPREDICTABLE) +# undef HEDLEY_UNPREDICTABLE +#endif +#if HEDLEY_HAS_BUILTIN(__builtin_unpredictable) +# define HEDLEY_UNPREDICTABLE(expr) __builtin_unpredictable(!!(expr)) +#endif +#if \ + HEDLEY_HAS_BUILTIN(__builtin_expect_with_probability) || \ + HEDLEY_GCC_VERSION_CHECK(9,0,0) +# define HEDLEY_PREDICT(expr, value, probability) __builtin_expect_with_probability(expr, value, probability) +# define HEDLEY_PREDICT_TRUE(expr, probability) __builtin_expect_with_probability(!!(expr), 1, probability) +# define HEDLEY_PREDICT_FALSE(expr, probability) __builtin_expect_with_probability(!!(expr), 0, probability) +# define HEDLEY_LIKELY(expr) __builtin_expect(!!(expr), 1) +# define HEDLEY_UNLIKELY(expr) __builtin_expect(!!(expr), 0) +# if !defined(HEDLEY_BUILTIN_UNPREDICTABLE) +# define HEDLEY_BUILTIN_UNPREDICTABLE(expr) __builtin_expect_with_probability(!!(expr), 1, 0.5) +# endif +#elif \ + HEDLEY_HAS_BUILTIN(__builtin_expect) || \ + HEDLEY_GCC_VERSION_CHECK(3,0,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + (HEDLEY_SUNPRO_VERSION_CHECK(5,15,0) && defined(__cplusplus)) || \ + HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ + HEDLEY_TI_VERSION_CHECK(6,1,0) || \ + HEDLEY_TINYC_VERSION_CHECK(0,9,27) +# define HEDLEY_PREDICT(expr, expected, probability) \ + (((probability) >= 0.9) ? __builtin_expect(!!(expr), (expected)) : (((void) (expected)), !!(expr))) +# define HEDLEY_PREDICT_TRUE(expr, probability) \ + (__extension__ ({ \ + HEDLEY_CONSTEXPR double hedley_probability_ = (probability); \ + ((hedley_probability_ >= 0.9) ? __builtin_expect(!!(expr), 1) : ((hedley_probability_ <= 0.1) ? __builtin_expect(!!(expr), 0) : !!(expr))); \ + })) +# define HEDLEY_PREDICT_FALSE(expr, probability) \ + (__extension__ ({ \ + HEDLEY_CONSTEXPR double hedley_probability_ = (probability); \ + ((hedley_probability_ >= 0.9) ? __builtin_expect(!!(expr), 0) : ((hedley_probability_ <= 0.1) ? __builtin_expect(!!(expr), 1) : !!(expr))); \ + })) +# define HEDLEY_LIKELY(expr) __builtin_expect(!!(expr), 1) +# define HEDLEY_UNLIKELY(expr) __builtin_expect(!!(expr), 0) +#else +# define HEDLEY_PREDICT(expr, expected, probability) (((void) (expected)), !!(expr)) +# define HEDLEY_PREDICT_TRUE(expr, probability) (!!(expr)) +# define HEDLEY_PREDICT_FALSE(expr, probability) (!!(expr)) +# define HEDLEY_LIKELY(expr) (!!(expr)) +# define HEDLEY_UNLIKELY(expr) (!!(expr)) +#endif +#if !defined(HEDLEY_UNPREDICTABLE) +# define HEDLEY_UNPREDICTABLE(expr) HEDLEY_PREDICT(expr, 1, 0.5) +#endif + +#if defined(HEDLEY_MALLOC) +# undef HEDLEY_MALLOC +#endif +#if \ + HEDLEY_HAS_ATTRIBUTE(malloc) || \ + HEDLEY_GCC_VERSION_CHECK(3,1,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ + HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + HEDLEY_IBM_VERSION_CHECK(12,1,0) || \ + HEDLEY_TI_VERSION_CHECK(8,0,0) || \ + (HEDLEY_TI_VERSION_CHECK(7,3,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) +# define HEDLEY_MALLOC __attribute__((__malloc__)) +#elif HEDLEY_MSVC_VERSION_CHECK(14, 0, 0) +# define HEDLEY_MALLOC __declspec(restrict) +#else +# define HEDLEY_MALLOC +#endif + +#if defined(HEDLEY_PURE) +# undef HEDLEY_PURE +#endif +#if \ + HEDLEY_HAS_ATTRIBUTE(pure) || \ + HEDLEY_GCC_VERSION_CHECK(2,96,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ + HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ + HEDLEY_TI_VERSION_CHECK(8,0,0) || \ + (HEDLEY_TI_VERSION_CHECK(7,3,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + HEDLEY_PGI_VERSION_CHECK(17,10,0) +# define HEDLEY_PURE __attribute__((__pure__)) +#elif HEDLEY_TI_VERSION_CHECK(6,0,0) && defined(__cplusplus) +# define HEDLEY_PURE _Pragma("FUNC_IS_PURE;") +#else +# define HEDLEY_PURE +#endif + +#if defined(HEDLEY_CONST) +# undef HEDLEY_CONST +#endif +#if \ + HEDLEY_HAS_ATTRIBUTE(const) || \ + HEDLEY_GCC_VERSION_CHECK(2,5,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ + HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ + HEDLEY_TI_VERSION_CHECK(8,0,0) || \ + (HEDLEY_TI_VERSION_CHECK(7,3,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + HEDLEY_PGI_VERSION_CHECK(17,10,0) +# define HEDLEY_CONST __attribute__((__const__)) +#else +# define HEDLEY_CONST HEDLEY_PURE +#endif + +#if defined(HEDLEY_RESTRICT) +# undef HEDLEY_RESTRICT +#endif +#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) && !defined(__cplusplus) +# define HEDLEY_RESTRICT restrict +#elif \ + HEDLEY_GCC_VERSION_CHECK(3,1,0) || \ + HEDLEY_MSVC_VERSION_CHECK(14,0,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ + HEDLEY_PGI_VERSION_CHECK(17,10,0) || \ + HEDLEY_TI_VERSION_CHECK(8,0,0) || \ + (HEDLEY_SUNPRO_VERSION_CHECK(5,14,0) && defined(__cplusplus)) || \ + HEDLEY_IAR_VERSION_CHECK(8,0,0) || \ + defined(__clang__) +# define HEDLEY_RESTRICT __restrict +#elif HEDLEY_SUNPRO_VERSION_CHECK(5,3,0) && !defined(__cplusplus) +# define HEDLEY_RESTRICT _Restrict +#else +# define HEDLEY_RESTRICT +#endif + +#if defined(HEDLEY_INLINE) +# undef HEDLEY_INLINE +#endif +#if \ + (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)) || \ + (defined(__cplusplus) && (__cplusplus >= 199711L)) +# define HEDLEY_INLINE inline +#elif \ + defined(HEDLEY_GCC_VERSION) || \ + HEDLEY_ARM_VERSION_CHECK(6,2,0) +# define HEDLEY_INLINE __inline__ +#elif \ + HEDLEY_MSVC_VERSION_CHECK(12,0,0) || \ + HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + HEDLEY_TI_VERSION_CHECK(8,0,0) +# define HEDLEY_INLINE __inline +#else +# define HEDLEY_INLINE +#endif + +#if defined(HEDLEY_ALWAYS_INLINE) +# undef HEDLEY_ALWAYS_INLINE +#endif +#if \ + HEDLEY_HAS_ATTRIBUTE(always_inline) || \ + HEDLEY_GCC_VERSION_CHECK(4,0,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ + HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ + HEDLEY_TI_VERSION_CHECK(8,0,0) || \ + (HEDLEY_TI_VERSION_CHECK(7,3,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) +# define HEDLEY_ALWAYS_INLINE __attribute__((__always_inline__)) HEDLEY_INLINE +#elif HEDLEY_MSVC_VERSION_CHECK(12,0,0) +# define HEDLEY_ALWAYS_INLINE __forceinline +#elif HEDLEY_TI_VERSION_CHECK(7,0,0) && defined(__cplusplus) +# define HEDLEY_ALWAYS_INLINE _Pragma("FUNC_ALWAYS_INLINE;") +#elif HEDLEY_IAR_VERSION_CHECK(8,0,0) +# define HEDLEY_ALWAYS_INLINE _Pragma("inline=forced") +#else +# define HEDLEY_ALWAYS_INLINE HEDLEY_INLINE +#endif + +#if defined(HEDLEY_NEVER_INLINE) +# undef HEDLEY_NEVER_INLINE +#endif +#if \ + HEDLEY_HAS_ATTRIBUTE(noinline) || \ + HEDLEY_GCC_VERSION_CHECK(4,0,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ + HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ + HEDLEY_TI_VERSION_CHECK(8,0,0) || \ + (HEDLEY_TI_VERSION_CHECK(7,3,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) +# define HEDLEY_NEVER_INLINE __attribute__((__noinline__)) +#elif HEDLEY_MSVC_VERSION_CHECK(13,10,0) +# define HEDLEY_NEVER_INLINE __declspec(noinline) +#elif HEDLEY_PGI_VERSION_CHECK(10,2,0) +# define HEDLEY_NEVER_INLINE _Pragma("noinline") +#elif HEDLEY_TI_VERSION_CHECK(6,0,0) && defined(__cplusplus) +# define HEDLEY_NEVER_INLINE _Pragma("FUNC_CANNOT_INLINE;") +#elif HEDLEY_IAR_VERSION_CHECK(8,0,0) +# define HEDLEY_NEVER_INLINE _Pragma("inline=never") +#elif HEDLEY_COMPCERT_VERSION_CHECK(3,2,0) +# define HEDLEY_NEVER_INLINE __attribute((noinline)) +#elif HEDLEY_PELLES_VERSION_CHECK(9,0,0) +# define HEDLEY_NEVER_INLINE __declspec(noinline) +#else +# define HEDLEY_NEVER_INLINE +#endif + +#if defined(HEDLEY_PRIVATE) +# undef HEDLEY_PRIVATE +#endif +#if defined(HEDLEY_PUBLIC) +# undef HEDLEY_PUBLIC +#endif +#if defined(HEDLEY_IMPORT) +# undef HEDLEY_IMPORT +#endif +#if defined(_WIN32) || defined(__CYGWIN__) +# define HEDLEY_PRIVATE +# define HEDLEY_PUBLIC __declspec(dllexport) +# define HEDLEY_IMPORT __declspec(dllimport) +#else +# if \ + HEDLEY_HAS_ATTRIBUTE(visibility) || \ + HEDLEY_GCC_VERSION_CHECK(3,3,0) || \ + HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + HEDLEY_IBM_VERSION_CHECK(13,1,0) || \ + HEDLEY_TI_VERSION_CHECK(8,0,0) || \ + (HEDLEY_TI_VERSION_CHECK(7,3,0) && defined(__TI_EABI__) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) +# define HEDLEY_PRIVATE __attribute__((__visibility__("hidden"))) +# define HEDLEY_PUBLIC __attribute__((__visibility__("default"))) +# else +# define HEDLEY_PRIVATE +# define HEDLEY_PUBLIC +# endif +# define HEDLEY_IMPORT extern +#endif + +#if defined(HEDLEY_NO_THROW) +# undef HEDLEY_NO_THROW +#endif +#if \ + HEDLEY_HAS_ATTRIBUTE(nothrow) || \ + HEDLEY_GCC_VERSION_CHECK(3,3,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) +# define HEDLEY_NO_THROW __attribute__((__nothrow__)) +#elif \ + HEDLEY_MSVC_VERSION_CHECK(13,1,0) || \ + HEDLEY_ARM_VERSION_CHECK(4,1,0) +# define HEDLEY_NO_THROW __declspec(nothrow) +#else +# define HEDLEY_NO_THROW +#endif + +#if defined(HEDLEY_FALL_THROUGH) +# undef HEDLEY_FALL_THROUGH +#endif +#if \ + defined(__cplusplus) && \ + (!defined(HEDLEY_SUNPRO_VERSION) || HEDLEY_SUNPRO_VERSION_CHECK(5,15,0)) && \ + !defined(HEDLEY_PGI_VERSION) +# if \ + (__cplusplus >= 201703L) || \ + ((__cplusplus >= 201103L) && HEDLEY_HAS_CPP_ATTRIBUTE(fallthrough)) +# define HEDLEY_FALL_THROUGH [[fallthrough]] +# elif (__cplusplus >= 201103L) && HEDLEY_HAS_CPP_ATTRIBUTE(clang::fallthrough) +# define HEDLEY_FALL_THROUGH [[clang::fallthrough]] +# elif (__cplusplus >= 201103L) && HEDLEY_GCC_VERSION_CHECK(7,0,0) +# define HEDLEY_FALL_THROUGH [[gnu::fallthrough]] +# endif +#endif +#if !defined(HEDLEY_FALL_THROUGH) +# if HEDLEY_GNUC_HAS_ATTRIBUTE(fallthrough,7,0,0) && !defined(HEDLEY_PGI_VERSION) +# define HEDLEY_FALL_THROUGH __attribute__((__fallthrough__)) +# elif defined(__fallthrough) /* SAL */ +# define HEDLEY_FALL_THROUGH __fallthrough +# else +# define HEDLEY_FALL_THROUGH +# endif +#endif + +#if defined(HEDLEY_RETURNS_NON_NULL) +# undef HEDLEY_RETURNS_NON_NULL +#endif +#if \ + HEDLEY_HAS_ATTRIBUTE(returns_nonnull) || \ + HEDLEY_GCC_VERSION_CHECK(4,9,0) +# define HEDLEY_RETURNS_NON_NULL __attribute__((__returns_nonnull__)) +#elif defined(_Ret_notnull_) /* SAL */ +# define HEDLEY_RETURNS_NON_NULL _Ret_notnull_ +#else +# define HEDLEY_RETURNS_NON_NULL +#endif + +#if defined(HEDLEY_ARRAY_PARAM) +# undef HEDLEY_ARRAY_PARAM +#endif +#if \ + defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) && \ + !defined(__STDC_NO_VLA__) && \ + !defined(__cplusplus) && \ + !defined(HEDLEY_PGI_VERSION) && \ + !defined(HEDLEY_TINYC_VERSION) +# define HEDLEY_ARRAY_PARAM(name) (name) +#else +# define HEDLEY_ARRAY_PARAM(name) +#endif + +#if defined(HEDLEY_IS_CONSTANT) +# undef HEDLEY_IS_CONSTANT +#endif +#if defined(HEDLEY_REQUIRE_CONSTEXPR) +# undef HEDLEY_REQUIRE_CONSTEXPR +#endif +/* Note the double-underscore. For internal use only; no API + * guarantees! */ +#if defined(HEDLEY__IS_CONSTEXPR) +# undef HEDLEY__IS_CONSTEXPR +#endif + +#if \ + HEDLEY_HAS_BUILTIN(__builtin_constant_p) || \ + HEDLEY_GCC_VERSION_CHECK(3,4,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + HEDLEY_TINYC_VERSION_CHECK(0,9,19) || \ + HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + HEDLEY_IBM_VERSION_CHECK(13,1,0) || \ + HEDLEY_TI_VERSION_CHECK(6,1,0) || \ + HEDLEY_SUNPRO_VERSION_CHECK(5,10,0) || \ + HEDLEY_CRAY_VERSION_CHECK(8,1,0) +# define HEDLEY_IS_CONSTANT(expr) __builtin_constant_p(expr) +#endif +#if !defined(__cplusplus) +# if \ + HEDLEY_HAS_BUILTIN(__builtin_types_compatible_p) || \ + HEDLEY_GCC_VERSION_CHECK(3,4,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + HEDLEY_IBM_VERSION_CHECK(13,1,0) || \ + HEDLEY_CRAY_VERSION_CHECK(8,1,0) || \ + HEDLEY_ARM_VERSION_CHECK(5,4,0) || \ + HEDLEY_TINYC_VERSION_CHECK(0,9,24) +# if defined(__INTPTR_TYPE__) +# define HEDLEY__IS_CONSTEXPR(expr) __builtin_types_compatible_p(__typeof__((1 ? (void*) ((__INTPTR_TYPE__) ((expr) * 0)) : (int*) 0)), int*) +# else +# include +# define HEDLEY__IS_CONSTEXPR(expr) __builtin_types_compatible_p(__typeof__((1 ? (void*) ((intptr_t) ((expr) * 0)) : (int*) 0)), int*) +# endif +# elif \ + (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L) && !defined(HEDLEY_SUNPRO_VERSION) && !defined(HEDLEY_PGI_VERSION)) || \ + HEDLEY_HAS_EXTENSION(c_generic_selections) || \ + HEDLEY_GCC_VERSION_CHECK(4,9,0) || \ + HEDLEY_INTEL_VERSION_CHECK(17,0,0) || \ + HEDLEY_IBM_VERSION_CHECK(12,1,0) || \ + HEDLEY_ARM_VERSION_CHECK(5,3,0) +# if defined(__INTPTR_TYPE__) +# define HEDLEY__IS_CONSTEXPR(expr) _Generic((1 ? (void*) ((__INTPTR_TYPE__) ((expr) * 0)) : (int*) 0), int*: 1, void*: 0) +# else +# include +# define HEDLEY__IS_CONSTEXPR(expr) _Generic((1 ? (void*) ((intptr_t) * 0) : (int*) 0), int*: 1, void*: 0) +# endif +# elif \ + defined(HEDLEY_GCC_VERSION) || \ + defined(HEDLEY_INTEL_VERSION) || \ + defined(HEDLEY_TINYC_VERSION) || \ + defined(HEDLEY_TI_VERSION) || \ + defined(__clang__) +# define HEDLEY__IS_CONSTEXPR(expr) ( \ + sizeof(void) != \ + sizeof(*( \ + 1 ? \ + ((void*) ((expr) * 0L) ) : \ + ((struct { char v[sizeof(void) * 2]; } *) 1) \ + ) \ + ) \ + ) +# endif +#endif +#if defined(HEDLEY__IS_CONSTEXPR) +# if !defined(HEDLEY_IS_CONSTANT) +# define HEDLEY_IS_CONSTANT(expr) HEDLEY__IS_CONSTEXPR(expr) +# endif +# define HEDLEY_REQUIRE_CONSTEXPR(expr) (HEDLEY__IS_CONSTEXPR(expr) ? (expr) : (-1)) +#else +# if !defined(HEDLEY_IS_CONSTANT) +# define HEDLEY_IS_CONSTANT(expr) (0) +# endif +# define HEDLEY_REQUIRE_CONSTEXPR(expr) (expr) +#endif + +#if defined(HEDLEY_BEGIN_C_DECLS) +# undef HEDLEY_BEGIN_C_DECLS +#endif +#if defined(HEDLEY_END_C_DECLS) +# undef HEDLEY_END_C_DECLS +#endif +#if defined(HEDLEY_C_DECL) +# undef HEDLEY_C_DECL +#endif +#if defined(__cplusplus) +# define HEDLEY_BEGIN_C_DECLS extern "C" { +# define HEDLEY_END_C_DECLS } +# define HEDLEY_C_DECL extern "C" +#else +# define HEDLEY_BEGIN_C_DECLS +# define HEDLEY_END_C_DECLS +# define HEDLEY_C_DECL +#endif + +#if defined(HEDLEY_STATIC_ASSERT) +# undef HEDLEY_STATIC_ASSERT +#endif +#if \ + !defined(__cplusplus) && ( \ + (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L)) || \ + HEDLEY_HAS_FEATURE(c_static_assert) || \ + HEDLEY_GCC_VERSION_CHECK(6,0,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + defined(_Static_assert) \ + ) +# define HEDLEY_STATIC_ASSERT(expr, message) _Static_assert(expr, message) +#elif \ + (defined(__cplusplus) && (__cplusplus >= 201703L)) || \ + HEDLEY_MSVC_VERSION_CHECK(16,0,0) || \ + (defined(__cplusplus) && HEDLEY_TI_VERSION_CHECK(8,3,0)) +# define HEDLEY_STATIC_ASSERT(expr, message) static_assert(expr, message) +#elif defined(__cplusplus) && (__cplusplus >= 201103L) +# define HEDLEY_STATIC_ASSERT(expr, message) static_assert(expr) +#else +# define HEDLEY_STATIC_ASSERT(expr, message) +#endif + +#if defined(HEDLEY_CONST_CAST) +# undef HEDLEY_CONST_CAST +#endif +#if defined(__cplusplus) +# define HEDLEY_CONST_CAST(T, expr) (const_cast(expr)) +#elif \ + HEDLEY_HAS_WARNING("-Wcast-qual") || \ + HEDLEY_GCC_VERSION_CHECK(4,6,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) +# define HEDLEY_CONST_CAST(T, expr) (__extension__ ({ \ + HEDLEY_DIAGNOSTIC_PUSH \ + HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL \ + ((T) (expr)); \ + HEDLEY_DIAGNOSTIC_POP \ + })) +#else +# define HEDLEY_CONST_CAST(T, expr) ((T) (expr)) +#endif + +#if defined(HEDLEY_REINTERPRET_CAST) +# undef HEDLEY_REINTERPRET_CAST +#endif +#if defined(__cplusplus) +# define HEDLEY_REINTERPRET_CAST(T, expr) (reinterpret_cast(expr)) +#else +# define HEDLEY_REINTERPRET_CAST(T, expr) (*((T*) &(expr))) +#endif + +#if defined(HEDLEY_STATIC_CAST) +# undef HEDLEY_STATIC_CAST +#endif +#if defined(__cplusplus) +# define HEDLEY_STATIC_CAST(T, expr) (static_cast(expr)) +#else +# define HEDLEY_STATIC_CAST(T, expr) ((T) (expr)) +#endif + +#if defined(HEDLEY_CPP_CAST) +# undef HEDLEY_CPP_CAST +#endif +#if defined(__cplusplus) +# define HEDLEY_CPP_CAST(T, expr) static_cast(expr) +#else +# define HEDLEY_CPP_CAST(T, expr) (expr) +#endif + +#if defined(HEDLEY_MESSAGE) +# undef HEDLEY_MESSAGE +#endif +#if HEDLEY_HAS_WARNING("-Wunknown-pragmas") +# define HEDLEY_MESSAGE(msg) \ + HEDLEY_DIAGNOSTIC_PUSH \ + HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS \ + HEDLEY_PRAGMA(message msg) \ + HEDLEY_DIAGNOSTIC_POP +#elif \ + HEDLEY_GCC_VERSION_CHECK(4,4,0) || \ + HEDLEY_INTEL_VERSION_CHECK(13,0,0) +# define HEDLEY_MESSAGE(msg) HEDLEY_PRAGMA(message msg) +#elif HEDLEY_CRAY_VERSION_CHECK(5,0,0) +# define HEDLEY_MESSAGE(msg) HEDLEY_PRAGMA(_CRI message msg) +#elif HEDLEY_IAR_VERSION_CHECK(8,0,0) +# define HEDLEY_MESSAGE(msg) HEDLEY_PRAGMA(message(msg)) +#elif HEDLEY_PELLES_VERSION_CHECK(2,0,0) +# define HEDLEY_MESSAGE(msg) HEDLEY_PRAGMA(message(msg)) +#else +# define HEDLEY_MESSAGE(msg) +#endif + +#if defined(HEDLEY_WARNING) +# undef HEDLEY_WARNING +#endif +#if HEDLEY_HAS_WARNING("-Wunknown-pragmas") +# define HEDLEY_WARNING(msg) \ + HEDLEY_DIAGNOSTIC_PUSH \ + HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS \ + HEDLEY_PRAGMA(clang warning msg) \ + HEDLEY_DIAGNOSTIC_POP +#elif \ + HEDLEY_GCC_VERSION_CHECK(4,8,0) || \ + HEDLEY_PGI_VERSION_CHECK(18,4,0) +# define HEDLEY_WARNING(msg) HEDLEY_PRAGMA(GCC warning msg) +#elif HEDLEY_MSVC_VERSION_CHECK(15,0,0) +# define HEDLEY_WARNING(msg) HEDLEY_PRAGMA(message(msg)) +#else +# define HEDLEY_WARNING(msg) HEDLEY_MESSAGE(msg) +#endif + +#if defined(HEDLEY_REQUIRE_MSG) +# undef HEDLEY_REQUIRE_MSG +#endif +#if HEDLEY_HAS_ATTRIBUTE(diagnose_if) +# if HEDLEY_HAS_WARNING("-Wgcc-compat") +# define HEDLEY_REQUIRE_MSG(expr, msg) \ + HEDLEY_DIAGNOSTIC_PUSH \ + _Pragma("clang diagnostic ignored \"-Wgcc-compat\"") \ + __attribute__((__diagnose_if__(!(expr), msg, "error"))) \ + HEDLEY_DIAGNOSTIC_POP +# else +# define HEDLEY_REQUIRE_MSG(expr, msg) __attribute__((__diagnose_if__(!(expr), msg, "error"))) +# endif +#else +# define HEDLEY_REQUIRE_MSG(expr, msg) +#endif + +#if defined(HEDLEY_REQUIRE) +# undef HEDLEY_REQUIRE +#endif +#define HEDLEY_REQUIRE(expr) HEDLEY_REQUIRE_MSG(expr, #expr) + +#if defined(HEDLEY_FLAGS) +# undef HEDLEY_FLAGS +#endif +#if HEDLEY_HAS_ATTRIBUTE(flag_enum) +# define HEDLEY_FLAGS __attribute__((__flag_enum__)) +#endif + +#if defined(HEDLEY_FLAGS_CAST) +# undef HEDLEY_FLAGS_CAST +#endif +#if HEDLEY_INTEL_VERSION_CHECK(19,0,0) +# define HEDLEY_FLAGS_CAST(T, expr) (__extension__ ({ \ + HEDLEY_DIAGNOSTIC_PUSH \ + _Pragma("warning(disable:188)") \ + ((T) (expr)); \ + HEDLEY_DIAGNOSTIC_POP \ + })) +#else +# define HEDLEY_FLAGS_CAST(T, expr) HEDLEY_STATIC_CAST(T, expr) +#endif + +/* Remaining macros are deprecated. */ + +#if defined(HEDLEY_GCC_NOT_CLANG_VERSION_CHECK) +# undef HEDLEY_GCC_NOT_CLANG_VERSION_CHECK +#endif +#if defined(__clang__) +# define HEDLEY_GCC_NOT_CLANG_VERSION_CHECK(major,minor,patch) (0) +#else +# define HEDLEY_GCC_NOT_CLANG_VERSION_CHECK(major,minor,patch) HEDLEY_GCC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(HEDLEY_CLANG_HAS_ATTRIBUTE) +# undef HEDLEY_CLANG_HAS_ATTRIBUTE +#endif +#define HEDLEY_CLANG_HAS_ATTRIBUTE(attribute) HEDLEY_HAS_ATTRIBUTE(attribute) + +#if defined(HEDLEY_CLANG_HAS_CPP_ATTRIBUTE) +# undef HEDLEY_CLANG_HAS_CPP_ATTRIBUTE +#endif +#define HEDLEY_CLANG_HAS_CPP_ATTRIBUTE(attribute) HEDLEY_HAS_CPP_ATTRIBUTE(attribute) + +#if defined(HEDLEY_CLANG_HAS_BUILTIN) +# undef HEDLEY_CLANG_HAS_BUILTIN +#endif +#define HEDLEY_CLANG_HAS_BUILTIN(builtin) HEDLEY_HAS_BUILTIN(builtin) + +#if defined(HEDLEY_CLANG_HAS_FEATURE) +# undef HEDLEY_CLANG_HAS_FEATURE +#endif +#define HEDLEY_CLANG_HAS_FEATURE(feature) HEDLEY_HAS_FEATURE(feature) + +#if defined(HEDLEY_CLANG_HAS_EXTENSION) +# undef HEDLEY_CLANG_HAS_EXTENSION +#endif +#define HEDLEY_CLANG_HAS_EXTENSION(extension) HEDLEY_HAS_EXTENSION(extension) + +#if defined(HEDLEY_CLANG_HAS_DECLSPEC_DECLSPEC_ATTRIBUTE) +# undef HEDLEY_CLANG_HAS_DECLSPEC_DECLSPEC_ATTRIBUTE +#endif +#define HEDLEY_CLANG_HAS_DECLSPEC_ATTRIBUTE(attribute) HEDLEY_HAS_DECLSPEC_ATTRIBUTE(attribute) + +#if defined(HEDLEY_CLANG_HAS_WARNING) +# undef HEDLEY_CLANG_HAS_WARNING +#endif +#define HEDLEY_CLANG_HAS_WARNING(warning) HEDLEY_HAS_WARNING(warning) + +#endif /* !defined(HEDLEY_VERSION) || (HEDLEY_VERSION < X) */ + + +namespace csv { +#ifdef _MSC_VER +#pragma region Compatibility Macros +#endif + /** + * @def IF_CONSTEXPR + * Expands to `if constexpr` in C++17 and `if` otherwise + * + * @def CONSTEXPR_VALUE + * Expands to `constexpr` in C++17 and `const` otherwise. + * Mainly used for global variables. + * + * @def CONSTEXPR + * Expands to `constexpr` in decent compilers and `inline` otherwise. + * Intended for functions and methods. + */ + +#define STATIC_ASSERT(x) static_assert(x, "Assertion failed") + +#if CMAKE_CXX_STANDARD == 17 || __cplusplus >= 201703L +#define CSV_HAS_CXX17 +#endif + +#if CMAKE_CXX_STANDARD >= 14 || __cplusplus >= 201402L +#define CSV_HAS_CXX14 +#endif + +#ifdef CSV_HAS_CXX17 +#include + /** @typedef string_view + * The string_view class used by this library. + */ + using string_view = std::string_view; +#else + /** @typedef string_view + * The string_view class used by this library. + */ + using string_view = nonstd::string_view; +#endif + +#ifdef CSV_HAS_CXX17 + #define IF_CONSTEXPR if constexpr + #define CONSTEXPR_VALUE constexpr + + #define CONSTEXPR_17 constexpr +#else + #define IF_CONSTEXPR if + #define CONSTEXPR_VALUE const + + #define CONSTEXPR_17 inline +#endif + +#ifdef CSV_HAS_CXX14 + template + using enable_if_t = std::enable_if_t; + + #define CONSTEXPR_14 constexpr + #define CONSTEXPR_VALUE_14 constexpr +#else + template + using enable_if_t = typename std::enable_if::type; + + #define CONSTEXPR_14 inline + #define CONSTEXPR_VALUE_14 const +#endif + + // Resolves g++ bug with regard to constexpr methods + // See: https://stackoverflow.com/questions/36489369/constexpr-non-static-member-function-with-non-constexpr-constructor-gcc-clang-d +#if defined __GNUC__ && !defined __clang__ + #if (__GNUC__ >= 7 &&__GNUC_MINOR__ >= 2) || (__GNUC__ >= 8) + #define CONSTEXPR constexpr + #endif + #else + #ifdef CSV_HAS_CXX17 + #define CONSTEXPR constexpr + #endif +#endif + +#ifndef CONSTEXPR +#define CONSTEXPR inline +#endif + +#ifdef _MSC_VER +#pragma endregion +#endif + + namespace internals { + // PAGE_SIZE macro could be already defined by the host system. +#if defined(PAGE_SIZE) +#undef PAGE_SIZE +#endif + +// Get operating system specific details +#if defined(_WIN32) + inline int getpagesize() { + _SYSTEM_INFO sys_info = {}; + GetSystemInfo(&sys_info); + return std::max(sys_info.dwPageSize, sys_info.dwAllocationGranularity); + } + + const int PAGE_SIZE = getpagesize(); +#elif defined(__linux__) + const int PAGE_SIZE = getpagesize(); +#else + /** Size of a memory page in bytes. Used by + * csv::internals::CSVFieldArray when allocating blocks. + */ + const int PAGE_SIZE = 4096; +#endif + + /** For functions that lazy load a large CSV, this determines how + * many bytes are read at a time + */ + constexpr size_t ITERATION_CHUNK_SIZE = 10000000; // 10MB + + template + inline bool is_equal(T a, T b, T epsilon = 0.001) { + /** Returns true if two floating point values are about the same */ + static_assert(std::is_floating_point::value, "T must be a floating point type."); + return std::abs(a - b) < epsilon; + } + + /** @typedef ParseFlags + * An enum used for describing the significance of each character + * with respect to CSV parsing + * + * @see quote_escape_flag + */ + enum class ParseFlags { + QUOTE_ESCAPE_QUOTE = 0, /**< A quote inside or terminating a quote_escaped field */ + QUOTE = 2 | 1, /**< Characters which may signify a quote escape */ + NOT_SPECIAL = 4, /**< Characters with no special meaning or escaped delimiters and newlines */ + DELIMITER = 4 | 2, /**< Characters which signify a new field */ + NEWLINE = 4 | 2 | 1 /**< Characters which signify a new row */ + }; + + /** Transform the ParseFlags given the context of whether or not the current + * field is quote escaped */ + constexpr ParseFlags quote_escape_flag(ParseFlags flag, bool quote_escape) noexcept { + return (ParseFlags)((int)flag & ~((int)ParseFlags::QUOTE * quote_escape)); + } + + // Assumed to be true by parsing functions: allows for testing + // if an item is DELIMITER or NEWLINE with a >= statement + STATIC_ASSERT(ParseFlags::DELIMITER < ParseFlags::NEWLINE); + + /** Optimizations for reducing branching in parsing loop + * + * Idea: The meaning of all non-quote characters changes depending + * on whether or not the parser is in a quote-escaped mode (0 or 1) + */ + STATIC_ASSERT(quote_escape_flag(ParseFlags::NOT_SPECIAL, false) == ParseFlags::NOT_SPECIAL); + STATIC_ASSERT(quote_escape_flag(ParseFlags::QUOTE, false) == ParseFlags::QUOTE); + STATIC_ASSERT(quote_escape_flag(ParseFlags::DELIMITER, false) == ParseFlags::DELIMITER); + STATIC_ASSERT(quote_escape_flag(ParseFlags::NEWLINE, false) == ParseFlags::NEWLINE); + + STATIC_ASSERT(quote_escape_flag(ParseFlags::NOT_SPECIAL, true) == ParseFlags::NOT_SPECIAL); + STATIC_ASSERT(quote_escape_flag(ParseFlags::QUOTE, true) == ParseFlags::QUOTE_ESCAPE_QUOTE); + STATIC_ASSERT(quote_escape_flag(ParseFlags::DELIMITER, true) == ParseFlags::NOT_SPECIAL); + STATIC_ASSERT(quote_escape_flag(ParseFlags::NEWLINE, true) == ParseFlags::NOT_SPECIAL); + + /** An array which maps ASCII chars to a parsing flag */ + using ParseFlagMap = std::array; + + /** An array which maps ASCII chars to a flag indicating if it is whitespace */ + using WhitespaceMap = std::array; + } + + /** Integer indicating a requested column wasn't found. */ + constexpr int CSV_NOT_FOUND = -1; +} + + +namespace csv { + namespace internals { + struct ColNames; + using ColNamesPtr = std::shared_ptr; + + /** @struct ColNames + * A data structure for handling column name information. + * + * These are created by CSVReader and passed (via smart pointer) + * to CSVRow objects it creates, thus + * allowing for indexing by column name. + */ + struct ColNames { + public: + ColNames() = default; + ColNames(const std::vector& names) { + set_col_names(names); + } + + std::vector get_col_names() const; + void set_col_names(const std::vector&); + int index_of(csv::string_view) const; + + bool empty() const noexcept { return this->col_names.empty(); } + size_t size() const noexcept; + + private: + std::vector col_names; + std::unordered_map col_pos; + }; + } +} +/** @file + * Defines an object used to store CSV format settings + */ + +#include +#include +#include +#include + + +namespace csv { + namespace internals { + class IBasicCSVParser; + } + + class CSVReader; + + /** Determines how to handle rows that are shorter or longer than the majority */ + enum class VariableColumnPolicy { + THROW = -1, + IGNORE_ROW = 0, + KEEP = 1 + }; + + /** Stores the inferred format of a CSV file. */ + struct CSVGuessResult { + char delim; + int header_row; + }; + + /** Stores information about how to parse a CSV file. + * Can be used to construct a csv::CSVReader. + */ + class CSVFormat { + public: + /** Settings for parsing a RFC 4180 CSV file */ + CSVFormat() = default; + + /** Sets the delimiter of the CSV file + * + * @throws `std::runtime_error` thrown if trim, quote, or possible delimiting characters overlap + */ + CSVFormat& delimiter(char delim); + + /** Sets a list of potential delimiters + * + * @throws `std::runtime_error` thrown if trim, quote, or possible delimiting characters overlap + * @param[in] delim An array of possible delimiters to try parsing the CSV with + */ + CSVFormat& delimiter(const std::vector & delim); + + /** Sets the whitespace characters to be trimmed + * + * @throws `std::runtime_error` thrown if trim, quote, or possible delimiting characters overlap + * @param[in] ws An array of whitespace characters that should be trimmed + */ + CSVFormat& trim(const std::vector & ws); + + /** Sets the quote character + * + * @throws `std::runtime_error` thrown if trim, quote, or possible delimiting characters overlap + */ + CSVFormat& quote(char quote); + + /** Sets the column names. + * + * @note Unsets any values set by header_row() + */ + CSVFormat& column_names(const std::vector& names); + + /** Sets the header row + * + * @note Unsets any values set by column_names() + */ + CSVFormat& header_row(int row); + + /** Tells the parser that this CSV has no header row + * + * @note Equivalent to `header_row(-1)` + * + */ + CSVFormat& no_header() { + this->header_row(-1); + return *this; + } + + /** Turn quoting on or off */ + CSVFormat& quote(bool use_quote) { + this->no_quote = !use_quote; + return *this; + } + + /** Tells the parser how to handle columns of a different length than the others */ + CONSTEXPR_14 CSVFormat& variable_columns(VariableColumnPolicy policy = VariableColumnPolicy::IGNORE_ROW) { + this->variable_column_policy = policy; + return *this; + } + + /** Tells the parser how to handle columns of a different length than the others */ + CONSTEXPR_14 CSVFormat& variable_columns(bool policy) { + this->variable_column_policy = (VariableColumnPolicy)policy; + return *this; + } + + #ifndef DOXYGEN_SHOULD_SKIP_THIS + char get_delim() const { + // This error should never be received by end users. + if (this->possible_delimiters.size() > 1) { + throw std::runtime_error("There is more than one possible delimiter."); + } + + return this->possible_delimiters.at(0); + } + + CONSTEXPR bool is_quoting_enabled() const { return !this->no_quote; } + CONSTEXPR char get_quote_char() const { return this->quote_char; } + CONSTEXPR int get_header() const { return this->header; } + std::vector get_possible_delims() const { return this->possible_delimiters; } + std::vector get_trim_chars() const { return this->trim_chars; } + CONSTEXPR VariableColumnPolicy get_variable_column_policy() const { return this->variable_column_policy; } + #endif + + /** CSVFormat for guessing the delimiter */ + CSV_INLINE static CSVFormat guess_csv() { + CSVFormat format; + format.delimiter({ ',', '|', '\t', ';', '^' }) + .quote('"') + .header_row(0); + + return format; + } + + bool guess_delim() { + return this->possible_delimiters.size() > 1; + } + + friend CSVReader; + friend internals::IBasicCSVParser; + + private: + /**< Throws an error if delimiters and trim characters overlap */ + void assert_no_char_overlap(); + + /**< Set of possible delimiters */ + std::vector possible_delimiters = { ',' }; + + /**< Set of whitespace characters to trim */ + std::vector trim_chars = {}; + + /**< Row number with columns (ignored if col_names is non-empty) */ + int header = 0; + + /**< Whether or not to use quoting */ + bool no_quote = false; + + /**< Quote character */ + char quote_char = '"'; + + /**< Should be left empty unless file doesn't include header */ + std::vector col_names = {}; + + /**< Allow variable length columns? */ + VariableColumnPolicy variable_column_policy = VariableColumnPolicy::IGNORE_ROW; + }; +} +/** @file + * Defines the data type used for storing information about a CSV row + */ + +#include +#include +#include // For CSVField +#include // For CSVField +#include +#include +#include +#include +#include + +/** @file + * @brief Implements data type parsing functionality + */ + +#include +#include +#include +#include + + +namespace csv { + /** Enumerates the different CSV field types that are + * recognized by this library + * + * @note Overflowing integers will be stored and classified as doubles. + * @note Unlike previous releases, integer enums here are platform agnostic. + */ + enum class DataType { + UNKNOWN = -1, + CSV_NULL, /**< Empty string */ + CSV_STRING, /**< Non-numeric string */ + CSV_INT8, /**< 8-bit integer */ + CSV_INT16, /**< 16-bit integer (short on MSVC/GCC) */ + CSV_INT32, /**< 32-bit integer (int on MSVC/GCC) */ + CSV_INT64, /**< 64-bit integer (long long on MSVC/GCC) */ + CSV_DOUBLE /**< Floating point value */ + }; + + static_assert(DataType::CSV_STRING < DataType::CSV_INT8, "String type should come before numeric types."); + static_assert(DataType::CSV_INT8 < DataType::CSV_INT64, "Smaller integer types should come before larger integer types."); + static_assert(DataType::CSV_INT64 < DataType::CSV_DOUBLE, "Integer types should come before floating point value types."); + + namespace internals { + /** Compute 10 to the power of n */ + template + HEDLEY_CONST CONSTEXPR_14 + long double pow10(const T& n) noexcept { + long double multiplicand = n > 0 ? 10 : 0.1, + ret = 1; + + // Make all numbers positive + T iterations = n > 0 ? n : -n; + + for (T i = 0; i < iterations; i++) { + ret *= multiplicand; + } + + return ret; + } + + /** Compute 10 to the power of n */ + template<> + HEDLEY_CONST CONSTEXPR_14 + long double pow10(const unsigned& n) noexcept { + long double multiplicand = n > 0 ? 10 : 0.1, + ret = 1; + + for (unsigned i = 0; i < n; i++) { + ret *= multiplicand; + } + + return ret; + } + +#ifndef DOXYGEN_SHOULD_SKIP_THIS + /** Private site-indexed array mapping byte sizes to an integer size enum */ + constexpr DataType int_type_arr[8] = { + DataType::CSV_INT8, // 1 + DataType::CSV_INT16, // 2 + DataType::UNKNOWN, + DataType::CSV_INT32, // 4 + DataType::UNKNOWN, + DataType::UNKNOWN, + DataType::UNKNOWN, + DataType::CSV_INT64 // 8 + }; + + template + inline DataType type_num() { + static_assert(std::is_integral::value, "T should be an integral type."); + static_assert(sizeof(T) <= 8, "Byte size must be no greater than 8."); + return int_type_arr[sizeof(T) - 1]; + } + + template<> inline DataType type_num() { return DataType::CSV_DOUBLE; } + template<> inline DataType type_num() { return DataType::CSV_DOUBLE; } + template<> inline DataType type_num() { return DataType::CSV_DOUBLE; } + template<> inline DataType type_num() { return DataType::CSV_NULL; } + template<> inline DataType type_num() { return DataType::CSV_STRING; } + + CONSTEXPR_14 DataType data_type(csv::string_view in, long double* const out = nullptr); +#endif + + /** Given a byte size, return the largest number than can be stored in + * an integer of that size + * + * Note: Provides a platform-agnostic way of mapping names like "long int" to + * byte sizes + */ + template + CONSTEXPR_14 long double get_int_max() { + static_assert(Bytes == 1 || Bytes == 2 || Bytes == 4 || Bytes == 8, + "Bytes must be a power of 2 below 8."); + + IF_CONSTEXPR (sizeof(signed char) == Bytes) { + return (long double)std::numeric_limits::max(); + } + + IF_CONSTEXPR (sizeof(short) == Bytes) { + return (long double)std::numeric_limits::max(); + } + + IF_CONSTEXPR (sizeof(int) == Bytes) { + return (long double)std::numeric_limits::max(); + } + + IF_CONSTEXPR (sizeof(long int) == Bytes) { + return (long double)std::numeric_limits::max(); + } + + IF_CONSTEXPR (sizeof(long long int) == Bytes) { + return (long double)std::numeric_limits::max(); + } + + HEDLEY_UNREACHABLE(); + } + + /** Given a byte size, return the largest number than can be stored in + * an unsigned integer of that size + */ + template + CONSTEXPR_14 long double get_uint_max() { + static_assert(Bytes == 1 || Bytes == 2 || Bytes == 4 || Bytes == 8, + "Bytes must be a power of 2 below 8."); + + IF_CONSTEXPR(sizeof(unsigned char) == Bytes) { + return (long double)std::numeric_limits::max(); + } + + IF_CONSTEXPR(sizeof(unsigned short) == Bytes) { + return (long double)std::numeric_limits::max(); + } + + IF_CONSTEXPR(sizeof(unsigned int) == Bytes) { + return (long double)std::numeric_limits::max(); + } + + IF_CONSTEXPR(sizeof(unsigned long int) == Bytes) { + return (long double)std::numeric_limits::max(); + } + + IF_CONSTEXPR(sizeof(unsigned long long int) == Bytes) { + return (long double)std::numeric_limits::max(); + } + + HEDLEY_UNREACHABLE(); + } + + /** Largest number that can be stored in a 8-bit integer */ + CONSTEXPR_VALUE_14 long double CSV_INT8_MAX = get_int_max<1>(); + + /** Largest number that can be stored in a 16-bit integer */ + CONSTEXPR_VALUE_14 long double CSV_INT16_MAX = get_int_max<2>(); + + /** Largest number that can be stored in a 32-bit integer */ + CONSTEXPR_VALUE_14 long double CSV_INT32_MAX = get_int_max<4>(); + + /** Largest number that can be stored in a 64-bit integer */ + CONSTEXPR_VALUE_14 long double CSV_INT64_MAX = get_int_max<8>(); + + /** Largest number that can be stored in a 8-bit ungisned integer */ + CONSTEXPR_VALUE_14 long double CSV_UINT8_MAX = get_uint_max<1>(); + + /** Largest number that can be stored in a 16-bit unsigned integer */ + CONSTEXPR_VALUE_14 long double CSV_UINT16_MAX = get_uint_max<2>(); + + /** Largest number that can be stored in a 32-bit unsigned integer */ + CONSTEXPR_VALUE_14 long double CSV_UINT32_MAX = get_uint_max<4>(); + + /** Largest number that can be stored in a 64-bit unsigned integer */ + CONSTEXPR_VALUE_14 long double CSV_UINT64_MAX = get_uint_max<8>(); + + /** Given a pointer to the start of what is start of + * the exponential part of a number written (possibly) in scientific notation + * parse the exponent + */ + HEDLEY_PRIVATE CONSTEXPR_14 + DataType _process_potential_exponential( + csv::string_view exponential_part, + const long double& coeff, + long double * const out) { + long double exponent = 0; + auto result = data_type(exponential_part, &exponent); + + // Exponents in scientific notation should not be decimal numbers + if (result >= DataType::CSV_INT8 && result < DataType::CSV_DOUBLE) { + if (out) *out = coeff * pow10(exponent); + return DataType::CSV_DOUBLE; + } + + return DataType::CSV_STRING; + } + + /** Given the absolute value of an integer, determine what numeric type + * it fits in + */ + HEDLEY_PRIVATE HEDLEY_PURE CONSTEXPR_14 + DataType _determine_integral_type(const long double& number) noexcept { + // We can assume number is always non-negative + assert(number >= 0); + + if (number <= internals::CSV_INT8_MAX) + return DataType::CSV_INT8; + else if (number <= internals::CSV_INT16_MAX) + return DataType::CSV_INT16; + else if (number <= internals::CSV_INT32_MAX) + return DataType::CSV_INT32; + else if (number <= internals::CSV_INT64_MAX) + return DataType::CSV_INT64; + else // Conversion to long long will cause an overflow + return DataType::CSV_DOUBLE; + } + + /** Distinguishes numeric from other text values. Used by various + * type casting functions, like csv_parser::CSVReader::read_row() + * + * #### Rules + * - Leading and trailing whitespace ("padding") ignored + * - A string of just whitespace is NULL + * + * @param[in] in String value to be examined + * @param[out] out Pointer to long double where results of numeric parsing + * get stored + */ + CONSTEXPR_14 + DataType data_type(csv::string_view in, long double* const out) { + // Empty string --> NULL + if (in.size() == 0) + return DataType::CSV_NULL; + + bool ws_allowed = true, + neg_allowed = true, + dot_allowed = true, + digit_allowed = true, + has_digit = false, + prob_float = false; + + unsigned places_after_decimal = 0; + long double integral_part = 0, + decimal_part = 0; + + for (size_t i = 0, ilen = in.size(); i < ilen; i++) { + const char& current = in[i]; + + switch (current) { + case ' ': + if (!ws_allowed) { + if (isdigit(in[i - 1])) { + digit_allowed = false; + ws_allowed = true; + } + else { + // Ex: '510 123 4567' + return DataType::CSV_STRING; + } + } + break; + case '-': + if (!neg_allowed) { + // Ex: '510-123-4567' + return DataType::CSV_STRING; + } + + neg_allowed = false; + break; + case '.': + if (!dot_allowed) { + return DataType::CSV_STRING; + } + + dot_allowed = false; + prob_float = true; + break; + case 'e': + case 'E': + // Process scientific notation + if (prob_float || (i && i + 1 < ilen && isdigit(in[i - 1]))) { + size_t exponent_start_idx = i + 1; + prob_float = true; + + // Strip out plus sign + if (in[i + 1] == '+') { + exponent_start_idx++; + } + + return _process_potential_exponential( + in.substr(exponent_start_idx), + neg_allowed ? integral_part + decimal_part : -(integral_part + decimal_part), + out + ); + } + + return DataType::CSV_STRING; + break; + default: + short digit = static_cast(current - '0'); + if (digit >= 0 && digit <= 9) { + // Process digit + has_digit = true; + + if (!digit_allowed) + return DataType::CSV_STRING; + else if (ws_allowed) // Ex: '510 456' + ws_allowed = false; + + // Build current number + if (prob_float) + decimal_part += digit / pow10(++places_after_decimal); + else + integral_part = (integral_part * 10) + digit; + } + else { + return DataType::CSV_STRING; + } + } + } + + // No non-numeric/non-whitespace characters found + if (has_digit) { + long double number = integral_part + decimal_part; + if (out) { + *out = neg_allowed ? number : -number; + } + + return prob_float ? DataType::CSV_DOUBLE : _determine_integral_type(number); + } + + // Just whitespace + return DataType::CSV_NULL; + } + } +} + +namespace csv { + namespace internals { + class IBasicCSVParser; + + static const std::string ERROR_NAN = "Not a number."; + static const std::string ERROR_OVERFLOW = "Overflow error."; + static const std::string ERROR_FLOAT_TO_INT = + "Attempted to convert a floating point value to an integral type."; + static const std::string ERROR_NEG_TO_UNSIGNED = "Negative numbers cannot be converted to unsigned types."; + + std::string json_escape_string(csv::string_view s) noexcept; + + /** A barebones class used for describing CSV fields */ + struct RawCSVField { + RawCSVField() = default; + RawCSVField(size_t _start, size_t _length, bool _double_quote = false) { + start = _start; + length = _length; + has_double_quote = _double_quote; + } + + /** The start of the field, relative to the beginning of the row */ + size_t start; + + /** The length of the row, ignoring quote escape characters */ + size_t length; + + /** Whether or not the field contains an escaped quote */ + bool has_double_quote; + }; + + /** A class used for efficiently storing RawCSVField objects and expanding as necessary + * + * @par Implementation + * This data structure stores RawCSVField in continguous blocks. When more capacity + * is needed, a new block is allocated, but previous data stays put. + * + * @par Thread Safety + * This class may be safely read from multiple threads and written to from one, + * as long as the writing thread does not actively touch fields which are being + * read. + */ + class CSVFieldList { + public: + /** Construct a CSVFieldList which allocates blocks of a certain size */ + CSVFieldList(size_t single_buffer_capacity = (size_t)(internals::PAGE_SIZE / sizeof(RawCSVField))) : + _single_buffer_capacity(single_buffer_capacity) { + this->allocate(); + } + + // No copy constructor + CSVFieldList(const CSVFieldList& other) = delete; + + // CSVFieldArrays may be moved + CSVFieldList(CSVFieldList&& other) : + _single_buffer_capacity(other._single_buffer_capacity) { + buffers = std::move(other.buffers); + _current_buffer_size = other._current_buffer_size; + _back = other._back; + } + + ~CSVFieldList() { + for (auto& buffer : buffers) + delete[] buffer; + } + + template + void emplace_back(Args&&... args) { + if (this->_current_buffer_size == this->_single_buffer_capacity) { + this->allocate(); + } + + *(_back++) = RawCSVField(std::forward(args)...); + _current_buffer_size++; + } + + size_t size() const noexcept { + return this->_current_buffer_size + ((this->buffers.size() - 1) * this->_single_buffer_capacity); + } + + RawCSVField& operator[](size_t n) const; + + private: + const size_t _single_buffer_capacity; + + std::vector buffers = {}; + + /** Number of items in the current buffer */ + size_t _current_buffer_size = 0; + + /** Pointer to the current empty field */ + RawCSVField* _back = nullptr; + + /** Allocate a new page of memory */ + void allocate(); + }; + + + /** A class for storing raw CSV data and associated metadata */ + struct RawCSVData { + std::shared_ptr _data = nullptr; + csv::string_view data = ""; + + internals::CSVFieldList fields; + + std::unordered_set has_double_quotes = {}; + + // TODO: Consider replacing with a more thread-safe structure + std::unordered_map double_quote_fields = {}; + + internals::ColNamesPtr col_names = nullptr; + internals::ParseFlagMap parse_flags; + internals::WhitespaceMap ws_flags; + }; + + using RawCSVDataPtr = std::shared_ptr; + } + + /** + * @class CSVField + * @brief Data type representing individual CSV values. + * CSVFields can be obtained by using CSVRow::operator[] + */ + class CSVField { + public: + /** Constructs a CSVField from a string_view */ + constexpr explicit CSVField(csv::string_view _sv) noexcept : sv(_sv) { }; + + operator std::string() const { + return std::string(" ") + std::string(this->sv); + } + + /** Returns the value casted to the requested type, performing type checking before. + * + * \par Valid options for T + * - std::string or csv::string_view + * - signed integral types (signed char, short, int, long int, long long int) + * - floating point types (float, double, long double) + * - unsigned integers are not supported at this time, but may be in a later release + * + * \par Invalid conversions + * - Converting non-numeric values to any numeric type + * - Converting floating point values to integers + * - Converting a large integer to a smaller type that will not hold it + * + * @note This method is capable of parsing scientific E-notation. + * See [this page](md_docs_source_scientific_notation.html) + * for more details. + * + * @throws std::runtime_error Thrown if an invalid conversion is performed. + * + * @warning Currently, conversions to floating point types are not + * checked for loss of precision + * + * @warning Any string_views returned are only guaranteed to be valid + * if the parent CSVRow is still alive. If you are concerned + * about object lifetimes, then grab a std::string or a + * numeric value. + * + */ + template T get() { + IF_CONSTEXPR(std::is_arithmetic::value) { + // Note: this->type() also converts the CSV value to float + if (this->type() <= DataType::CSV_STRING) { + throw std::runtime_error(internals::ERROR_NAN); + } + } + + IF_CONSTEXPR(std::is_integral::value) { + // Note: this->is_float() also converts the CSV value to float + if (this->is_float()) { + throw std::runtime_error(internals::ERROR_FLOAT_TO_INT); + } + + IF_CONSTEXPR(std::is_unsigned::value) { + if (this->value < 0) { + throw std::runtime_error(internals::ERROR_NEG_TO_UNSIGNED); + } + } + } + + // Allow fallthrough from previous if branch + IF_CONSTEXPR(!std::is_floating_point::value) { + IF_CONSTEXPR(std::is_unsigned::value) { + // Quick hack to perform correct unsigned integer boundary checks + if (this->value > internals::get_uint_max()) { + throw std::runtime_error(internals::ERROR_OVERFLOW); + } + } + else if (internals::type_num() < this->_type) { + throw std::runtime_error(internals::ERROR_OVERFLOW); + } + } + + return static_cast(this->value); + } + + /** Parse a hexadecimal value, returning false if the value is not hex. */ + bool try_parse_hex(int& parsedValue); + + /** Compares the contents of this field to a numeric value. If this + * field does not contain a numeric value, then all comparisons return + * false. + * + * @note Floating point values are considered equal if they are within + * `0.000001` of each other. + * + * @warning Multiple numeric comparisons involving the same field can + * be done more efficiently by calling the CSVField::get<>() method. + * + * @sa csv::CSVField::operator==(const char * other) + * @sa csv::CSVField::operator==(csv::string_view other) + */ + template + CONSTEXPR_14 bool operator==(T other) const noexcept + { + static_assert(std::is_arithmetic::value, + "T should be a numeric value."); + + if (this->_type != DataType::UNKNOWN) { + if (this->_type == DataType::CSV_STRING) { + return false; + } + + return internals::is_equal(value, static_cast(other), 0.000001L); + } + + long double out = 0; + if (internals::data_type(this->sv, &out) == DataType::CSV_STRING) { + return false; + } + + return internals::is_equal(out, static_cast(other), 0.000001L); + } + + /** Return a string view over the field's contents */ + CONSTEXPR csv::string_view get_sv() const noexcept { return this->sv; } + + /** Returns true if field is an empty string or string of whitespace characters */ + CONSTEXPR_14 bool is_null() noexcept { return type() == DataType::CSV_NULL; } + + /** Returns true if field is a non-numeric, non-empty string */ + CONSTEXPR_14 bool is_str() noexcept { return type() == DataType::CSV_STRING; } + + /** Returns true if field is an integer or float */ + CONSTEXPR_14 bool is_num() noexcept { return type() >= DataType::CSV_INT8; } + + /** Returns true if field is an integer */ + CONSTEXPR_14 bool is_int() noexcept { + return (type() >= DataType::CSV_INT8) && (type() <= DataType::CSV_INT64); + } + + /** Returns true if field is a floating point value */ + CONSTEXPR_14 bool is_float() noexcept { return type() == DataType::CSV_DOUBLE; }; + + /** Return the type of the underlying CSV data */ + CONSTEXPR_14 DataType type() noexcept { + this->get_value(); + return _type; + } + + private: + long double value = 0; /**< Cached numeric value */ + csv::string_view sv = ""; /**< A pointer to this field's text */ + DataType _type = DataType::UNKNOWN; /**< Cached data type value */ + CONSTEXPR_14 void get_value() noexcept { + /* Check to see if value has been cached previously, if not + * evaluate it + */ + if ((int)_type < 0) { + this->_type = internals::data_type(this->sv, &this->value); + } + } + }; + + /** Data structure for representing CSV rows */ + class CSVRow { + public: + friend internals::IBasicCSVParser; + + CSVRow() = default; + + /** Construct a CSVRow from a RawCSVDataPtr */ + CSVRow(internals::RawCSVDataPtr _data) : data(_data) {} + CSVRow(internals::RawCSVDataPtr _data, size_t _data_start, size_t _field_bounds) + : data(_data), data_start(_data_start), fields_start(_field_bounds) {} + + /** Indicates whether row is empty or not */ + CONSTEXPR bool empty() const noexcept { return this->size() == 0; } + + /** Return the number of fields in this row */ + CONSTEXPR size_t size() const noexcept { return row_length; } + + /** @name Value Retrieval */ + ///@{ + CSVField operator[](size_t n) const; + CSVField operator[](const std::string&) const; + std::string to_json(const std::vector& subset = {}) const; + std::string to_json_array(const std::vector& subset = {}) const; + + /** Retrieve this row's associated column names */ + std::vector get_col_names() const { + return this->data->col_names->get_col_names(); + } + + /** Convert this CSVRow into a vector of strings. + * **Note**: This is a less efficient method of + * accessing data than using the [] operator. + */ + operator std::vector() const; + ///@} + + /** A random access iterator over the contents of a CSV row. + * Each iterator points to a CSVField. + */ + class iterator { + public: +#ifndef DOXYGEN_SHOULD_SKIP_THIS + using value_type = CSVField; + using difference_type = int; + + // Using CSVField * as pointer type causes segfaults in MSVC debug builds + // but using shared_ptr as pointer type won't compile in g++ +#ifdef _MSC_BUILD + using pointer = std::shared_ptr; +#else + using pointer = CSVField * ; +#endif + + using reference = CSVField & ; + using iterator_category = std::random_access_iterator_tag; +#endif + iterator(const CSVRow*, int i); + + reference operator*() const; + pointer operator->() const; + + iterator operator++(int); + iterator& operator++(); + iterator operator--(int); + iterator& operator--(); + iterator operator+(difference_type n) const; + iterator operator-(difference_type n) const; + + /** Two iterators are equal if they point to the same field */ + CONSTEXPR bool operator==(const iterator& other) const noexcept { + return this->i == other.i; + }; + + CONSTEXPR bool operator!=(const iterator& other) const noexcept { return !operator==(other); } + +#ifndef NDEBUG + friend CSVRow; +#endif + + private: + const CSVRow * daddy = nullptr; // Pointer to parent + std::shared_ptr field = nullptr; // Current field pointed at + int i = 0; // Index of current field + }; + + /** A reverse iterator over the contents of a CSVRow. */ + using reverse_iterator = std::reverse_iterator; + + /** @name Iterators + * @brief Each iterator points to a CSVField object. + */ + ///@{ + iterator begin() const; + iterator end() const noexcept; + reverse_iterator rbegin() const noexcept; + reverse_iterator rend() const; + ///@} + + private: + /** Retrieve a string view corresponding to the specified index */ + csv::string_view get_field(size_t index) const; + + internals::RawCSVDataPtr data; + + /** Where in RawCSVData.data we start */ + size_t data_start = 0; + + /** Where in the RawCSVDataPtr.fields array we start */ + size_t fields_start = 0; + + /** How many columns this row spans */ + size_t row_length = 0; + }; + +#ifdef _MSC_VER +#pragma region CSVField::get Specializations +#endif + /** Retrieve this field's original string */ + template<> + inline std::string CSVField::get() { + return std::string(this->sv); + } + + /** Retrieve a view over this field's string + * + * @warning This string_view is only guaranteed to be valid as long as this + * CSVRow is still alive. + */ + template<> + CONSTEXPR_14 csv::string_view CSVField::get() { + return this->sv; + } + + /** Retrieve this field's value as a long double */ + template<> + CONSTEXPR_14 long double CSVField::get() { + if (!is_num()) + throw std::runtime_error(internals::ERROR_NAN); + + return this->value; + } +#ifdef _MSC_VER +#pragma endregion CSVField::get Specializations +#endif + + /** Compares the contents of this field to a string */ + template<> + CONSTEXPR bool CSVField::operator==(const char * other) const noexcept + { + return this->sv == other; + } + + /** Compares the contents of this field to a string */ + template<> + CONSTEXPR bool CSVField::operator==(csv::string_view other) const noexcept + { + return this->sv == other; + } +} + +inline std::ostream& operator << (std::ostream& os, csv::CSVField const& value) { + os << std::string(value); + return os; +} + + +namespace csv { + namespace internals { + /** Create a vector v where each index i corresponds to the + * ASCII number for a character and, v[i + 128] labels it according to + * the CSVReader::ParseFlags enum + */ + HEDLEY_CONST CONSTEXPR_17 ParseFlagMap make_parse_flags(char delimiter) { + std::array ret = {}; + for (int i = -128; i < 128; i++) { + const int arr_idx = i + 128; + char ch = char(i); + + if (ch == delimiter) + ret[arr_idx] = ParseFlags::DELIMITER; + else if (ch == '\r' || ch == '\n') + ret[arr_idx] = ParseFlags::NEWLINE; + else + ret[arr_idx] = ParseFlags::NOT_SPECIAL; + } + + return ret; + } + + /** Create a vector v where each index i corresponds to the + * ASCII number for a character and, v[i + 128] labels it according to + * the CSVReader::ParseFlags enum + */ + HEDLEY_CONST CONSTEXPR_17 ParseFlagMap make_parse_flags(char delimiter, char quote_char) { + std::array ret = make_parse_flags(delimiter); + ret[(size_t)quote_char + 128] = ParseFlags::QUOTE; + return ret; + } + + /** Create a vector v where each index i corresponds to the + * ASCII number for a character c and, v[i + 128] is true if + * c is a whitespace character + */ + HEDLEY_CONST CONSTEXPR_17 WhitespaceMap make_ws_flags(const char* ws_chars, size_t n_chars) { + std::array ret = {}; + for (int i = -128; i < 128; i++) { + const int arr_idx = i + 128; + char ch = char(i); + ret[arr_idx] = false; + + for (size_t j = 0; j < n_chars; j++) { + if (ws_chars[j] == ch) { + ret[arr_idx] = true; + } + } + } + + return ret; + } + + inline WhitespaceMap make_ws_flags(const std::vector& flags) { + return make_ws_flags(flags.data(), flags.size()); + } + + CSV_INLINE size_t get_file_size(csv::string_view filename); + + CSV_INLINE std::string get_csv_head(csv::string_view filename); + + /** Read the first 500KB of a CSV file */ + CSV_INLINE std::string get_csv_head(csv::string_view filename, size_t file_size); + + /** A std::deque wrapper which allows multiple read and write threads to concurrently + * access it along with providing read threads the ability to wait for the deque + * to become populated + */ + template + class ThreadSafeDeque { + public: + ThreadSafeDeque(size_t notify_size = 100) : _notify_size(notify_size) {}; + ThreadSafeDeque(const ThreadSafeDeque& other) { + this->data = other.data; + this->_notify_size = other._notify_size; + } + + ThreadSafeDeque(const std::deque& source) : ThreadSafeDeque() { + this->data = source; + } + + void clear() noexcept { this->data.clear(); } + + bool empty() const noexcept { + return this->data.empty(); + } + + T& front() noexcept { + return this->data.front(); + } + + T& operator[](size_t n) { + return this->data[n]; + } + + void push_back(T&& item) { + std::lock_guard lock{ this->_lock }; + this->data.push_back(std::move(item)); + + if (this->size() >= _notify_size) { + this->_cond.notify_all(); + } + } + + T pop_front() noexcept { + std::lock_guard lock{ this->_lock }; + T item = std::move(data.front()); + data.pop_front(); + return item; + } + + size_t size() const noexcept { return this->data.size(); } + + /** Returns true if a thread is actively pushing items to this deque */ + constexpr bool is_waitable() const noexcept { return this->_is_waitable; } + + /** Wait for an item to become available */ + void wait() { + if (!is_waitable()) { + return; + } + + std::unique_lock lock{ this->_lock }; + this->_cond.wait(lock, [this] { return this->size() >= _notify_size || !this->is_waitable(); }); + lock.unlock(); + } + + typename std::deque::iterator begin() noexcept { + return this->data.begin(); + } + + typename std::deque::iterator end() noexcept { + return this->data.end(); + } + + /** Tell listeners that this deque is actively being pushed to */ + void notify_all() { + std::unique_lock lock{ this->_lock }; + this->_is_waitable = true; + this->_cond.notify_all(); + } + + /** Tell all listeners to stop */ + void kill_all() { + std::unique_lock lock{ this->_lock }; + this->_is_waitable = false; + this->_cond.notify_all(); + } + + private: + bool _is_waitable = false; + size_t _notify_size; + std::mutex _lock; + std::condition_variable _cond; + std::deque data; + }; + + constexpr const int UNINITIALIZED_FIELD = -1; + } + + /** Standard type for storing collection of rows */ + using RowCollection = internals::ThreadSafeDeque; + + namespace internals { + /** Abstract base class which provides CSV parsing logic. + * + * Concrete implementations may customize this logic across + * different input sources, such as memory mapped files, stringstreams, + * etc... + */ + class IBasicCSVParser { + public: + IBasicCSVParser() = default; + IBasicCSVParser(const CSVFormat&, const ColNamesPtr&); + IBasicCSVParser(const ParseFlagMap& parse_flags, const WhitespaceMap& ws_flags + ) : _parse_flags(parse_flags), _ws_flags(ws_flags) {}; + + virtual ~IBasicCSVParser() {} + + /** Whether or not we have reached the end of source */ + bool eof() { return this->_eof; } + + /** Parse the next block of data */ + virtual void next(size_t bytes) = 0; + + /** Indicate the last block of data has been parsed */ + void end_feed(); + + CONSTEXPR_17 ParseFlags parse_flag(const char ch) const noexcept { + return _parse_flags.data()[ch + 128]; + } + + CONSTEXPR_17 ParseFlags compound_parse_flag(const char ch) const noexcept { + return quote_escape_flag(parse_flag(ch), this->quote_escape); + } + + /** Whether or not this CSV has a UTF-8 byte order mark */ + CONSTEXPR bool utf8_bom() const { return this->_utf8_bom; } + + void set_output(RowCollection& rows) { this->_records = &rows; } + + protected: + /** @name Current Parser State */ + ///@{ + CSVRow current_row; + RawCSVDataPtr data_ptr = nullptr; + ColNamesPtr _col_names = nullptr; + CSVFieldList* fields = nullptr; + int field_start = UNINITIALIZED_FIELD; + size_t field_length = 0; + + /** An array where the (i + 128)th slot gives the ParseFlags for ASCII character i */ + ParseFlagMap _parse_flags; + ///@} + + /** @name Current Stream/File State */ + ///@{ + bool _eof = false; + + /** The size of the incoming CSV */ + size_t source_size = 0; + ///@} + + /** Whether or not source needs to be read in chunks */ + CONSTEXPR bool no_chunk() const { return this->source_size < ITERATION_CHUNK_SIZE; } + + /** Parse the current chunk of data * + * + * @returns How many character were read that are part of complete rows + */ + size_t parse(); + + /** Create a new RawCSVDataPtr for a new chunk of data */ + void reset_data_ptr(); + private: + /** An array where the (i + 128)th slot determines whether ASCII character i should + * be trimmed + */ + WhitespaceMap _ws_flags; + bool quote_escape = false; + bool field_has_double_quote = false; + + /** Where we are in the current data block */ + size_t data_pos = 0; + + /** Whether or not an attempt to find Unicode BOM has been made */ + bool unicode_bom_scan = false; + bool _utf8_bom = false; + + /** Where complete rows should be pushed to */ + RowCollection* _records = nullptr; + + CONSTEXPR_17 bool ws_flag(const char ch) const noexcept { + return _ws_flags.data()[ch + 128]; + } + + size_t& current_row_start() { + return this->current_row.data_start; + } + + void parse_field() noexcept; + + /** Finish parsing the current field */ + void push_field(); + + /** Finish parsing the current row */ + void push_row(); + + /** Handle possible Unicode byte order mark */ + void trim_utf8_bom(); + }; + + /** A class for parsing CSV data from a `std::stringstream` + * or an `std::ifstream` + */ + template + class StreamParser: public IBasicCSVParser { + using RowCollection = ThreadSafeDeque; + + public: + StreamParser(TStream& source, + const CSVFormat& format, + const ColNamesPtr& col_names = nullptr + ) : IBasicCSVParser(format, col_names), _source(std::move(source)) {}; + + StreamParser( + TStream& source, + internals::ParseFlagMap parse_flags, + internals::WhitespaceMap ws_flags) : + IBasicCSVParser(parse_flags, ws_flags), + _source(std::move(source)) + {}; + + ~StreamParser() {} + + void next(size_t bytes = ITERATION_CHUNK_SIZE) override { + if (this->eof()) return; + + this->reset_data_ptr(); + this->data_ptr->_data = std::make_shared(); + + if (source_size == 0) { + const auto start = _source.tellg(); + _source.seekg(0, std::ios::end); + const auto end = _source.tellg(); + _source.seekg(0, std::ios::beg); + + source_size = end - start; + } + + // Read data into buffer + size_t length = std::min(source_size - stream_pos, bytes); + std::unique_ptr buff(new char[length]); + _source.seekg(stream_pos, std::ios::beg); + _source.read(buff.get(), length); + stream_pos = _source.tellg(); + ((std::string*)(this->data_ptr->_data.get()))->assign(buff.get(), length); + + // Create string_view + this->data_ptr->data = *((std::string*)this->data_ptr->_data.get()); + + // Parse + this->current_row = CSVRow(this->data_ptr); + size_t remainder = this->parse(); + + if (stream_pos == source_size || no_chunk()) { + this->_eof = true; + this->end_feed(); + } + else { + this->stream_pos -= (length - remainder); + } + } + + private: + TStream _source; + size_t stream_pos = 0; + }; + + /** Parser for memory-mapped files + * + * @par Implementation + * This class constructs moving windows over a file to avoid + * creating massive memory maps which may require more RAM + * than the user has available. It contains logic to automatically + * re-align each memory map to the beginning of a CSV row. + * + */ + class MmapParser : public IBasicCSVParser { + public: + MmapParser(csv::string_view filename, + const CSVFormat& format, + const ColNamesPtr& col_names = nullptr + ) : IBasicCSVParser(format, col_names) { + this->_filename = filename.data(); + this->source_size = get_file_size(filename); + }; + + ~MmapParser() {} + + void next(size_t bytes) override; + + private: + std::string _filename; + size_t mmap_pos = 0; + }; + } +} + + +/** The all encompassing namespace */ +namespace csv { + /** Stuff that is generally not of interest to end-users */ + namespace internals { + std::string format_row(const std::vector& row, csv::string_view delim = ", "); + + std::vector _get_col_names( csv::string_view head, const CSVFormat format = CSVFormat::guess_csv()); + + struct GuessScore { + double score; + size_t header; + }; + + CSV_INLINE GuessScore calculate_score(csv::string_view head, CSVFormat format); + + CSVGuessResult _guess_format(csv::string_view head, const std::vector& delims = { ',', '|', '\t', ';', '^', '~' }); + } + + std::vector get_col_names( + csv::string_view filename, + const CSVFormat format = CSVFormat::guess_csv()); + + /** Guess the delimiter used by a delimiter-separated values file */ + CSVGuessResult guess_format(csv::string_view filename, + const std::vector& delims = { ',', '|', '\t', ';', '^', '~' }); + + /** @class CSVReader + * @brief Main class for parsing CSVs from files and in-memory sources + * + * All rows are compared to the column names for length consistency + * - By default, rows that are too short or too long are dropped + * - Custom behavior can be defined by overriding bad_row_handler in a subclass + */ + class CSVReader { + public: + /** + * An input iterator capable of handling large files. + * @note Created by CSVReader::begin() and CSVReader::end(). + * + * @par Iterating over a file + * @snippet tests/test_csv_iterator.cpp CSVReader Iterator 1 + * + * @par Using with `` library + * @snippet tests/test_csv_iterator.cpp CSVReader Iterator 2 + */ + class iterator { + public: + #ifndef DOXYGEN_SHOULD_SKIP_THIS + using value_type = CSVRow; + using difference_type = std::ptrdiff_t; + using pointer = CSVRow * ; + using reference = CSVRow & ; + using iterator_category = std::input_iterator_tag; + #endif + + iterator() = default; + iterator(CSVReader* reader) : daddy(reader) {}; + iterator(CSVReader*, CSVRow&&); + + /** Access the CSVRow held by the iterator */ + CONSTEXPR_14 reference operator*() { return this->row; } + + /** Return a pointer to the CSVRow the iterator has stopped at */ + CONSTEXPR_14 pointer operator->() { return &(this->row); } + + iterator& operator++(); /**< Pre-increment iterator */ + iterator operator++(int); /**< Post-increment ierator */ + iterator& operator--(); + + /** Returns true if iterators were constructed from the same CSVReader + * and point to the same row + */ + CONSTEXPR bool operator==(const iterator& other) const noexcept { + return (this->daddy == other.daddy) && (this->i == other.i); + } + + CONSTEXPR bool operator!=(const iterator& other) const noexcept { return !operator==(other); } + private: + CSVReader * daddy = nullptr; // Pointer to parent + CSVRow row; // Current row + size_t i = 0; // Index of current row + }; + + /** @name Constructors + * Constructors for iterating over large files and parsing in-memory sources. + */ + ///@{ + CSVReader(csv::string_view filename, CSVFormat format = CSVFormat::guess_csv()); + + /** Allows parsing stream sources such as `std::stringstream` or `std::ifstream` + * + * @tparam TStream An input stream deriving from `std::istream` + * @note Currently this constructor requires special CSV dialects to be manually + * specified. + */ + template::value, int> = 0> + CSVReader(TStream& source, CSVFormat format = CSVFormat()) : _format(format) { + using Parser = internals::StreamParser; + + if (!format.col_names.empty()) + this->set_col_names(format.col_names); + + this->parser = std::unique_ptr( + new Parser(source, format, col_names)); // For C++11 + this->initial_read(); + } + ///@} + + CSVReader(const CSVReader&) = delete; // No copy constructor + CSVReader(CSVReader&&) = default; // Move constructor + CSVReader& operator=(const CSVReader&) = delete; // No copy assignment + CSVReader& operator=(CSVReader&& other) = default; + ~CSVReader() { + if (this->read_csv_worker.joinable()) { + this->read_csv_worker.join(); + } + } + + /** @name Retrieving CSV Rows */ + ///@{ + bool read_row(CSVRow &row); + iterator begin(); + HEDLEY_CONST iterator end() const noexcept; + + /** Returns true if we have reached end of file */ + bool eof() const noexcept { return this->parser->eof(); }; + ///@} + + /** @name CSV Metadata */ + ///@{ + CSVFormat get_format() const; + std::vector get_col_names() const; + int index_of(csv::string_view col_name) const; + ///@} + + /** @name CSV Metadata: Attributes */ + ///@{ + /** Whether or not the file or stream contains valid CSV rows, + * not including the header. + * + * @note Gives an accurate answer regardless of when it is called. + * + */ + CONSTEXPR bool empty() const noexcept { return this->n_rows() == 0; } + + /** Retrieves the number of rows that have been read so far */ + CONSTEXPR size_t n_rows() const noexcept { return this->_n_rows; } + + /** Whether or not CSV was prefixed with a UTF-8 bom */ + bool utf8_bom() const noexcept { return this->parser->utf8_bom(); } + ///@} + + protected: + /** + * \defgroup csv_internal CSV Parser Internals + * @brief Internals of CSVReader. Only maintainers and those looking to + * extend the parser should read this. + * @{ + */ + + /** Sets this reader's column names and associated data */ + void set_col_names(const std::vector&); + + /** @name CSV Settings **/ + ///@{ + CSVFormat _format; + ///@} + + /** @name Parser State */ + ///@{ + /** Pointer to a object containing column information */ + internals::ColNamesPtr col_names = std::make_shared(); + + /** Helper class which actually does the parsing */ + std::unique_ptr parser = nullptr; + + /** Queue of parsed CSV rows */ + std::unique_ptr records{new RowCollection(100)}; + + size_t n_cols = 0; /**< The number of columns in this CSV */ + size_t _n_rows = 0; /**< How many rows (minus header) have been read so far */ + + /** @name Multi-Threaded File Reading Functions */ + ///@{ + bool read_csv(size_t bytes = internals::ITERATION_CHUNK_SIZE); + ///@} + + /**@}*/ + + private: + /** Whether or not rows before header were trimmed */ + bool header_trimmed = false; + + /** @name Multi-Threaded File Reading: Flags and State */ + ///@{ + std::thread read_csv_worker; /**< Worker thread for read_csv() */ + ///@} + + /** Read initial chunk to get metadata */ + void initial_read() { + this->read_csv_worker = std::thread(&CSVReader::read_csv, this, internals::ITERATION_CHUNK_SIZE); + this->read_csv_worker.join(); + } + + void trim_header(); + }; +} + +/** @file + * Calculates statistics from CSV files + */ + +#include +#include +#include + +namespace csv { + /** Class for calculating statistics from CSV files and in-memory sources + * + * **Example** + * \include programs/csv_stats.cpp + * + */ + class CSVStat { + public: + using FreqCount = std::unordered_map; + using TypeCount = std::unordered_map; + + std::vector get_mean() const; + std::vector get_variance() const; + std::vector get_mins() const; + std::vector get_maxes() const; + std::vector get_counts() const; + std::vector get_dtypes() const; + + std::vector get_col_names() const { + return this->reader.get_col_names(); + } + + CSVStat(csv::string_view filename, CSVFormat format = CSVFormat::guess_csv()); + CSVStat(std::stringstream& source, CSVFormat format = CSVFormat()); + private: + // An array of rolling averages + // Each index corresponds to the rolling mean for the column at said index + std::vector rolling_means; + std::vector rolling_vars; + std::vector mins; + std::vector maxes; + std::vector counts; + std::vector dtypes; + std::vector n; + + // Statistic calculators + void variance(const long double&, const size_t&); + void count(CSVField&, const size_t&); + void min_max(const long double&, const size_t&); + void dtype(CSVField&, const size_t&); + + void calc(); + void calc_chunk(); + void calc_worker(const size_t&); + + CSVReader reader; + std::deque records = {}; + }; +} + +#include +#include +#include + +namespace csv { + /** Returned by get_file_info() */ + struct CSVFileInfo { + std::string filename; /**< Filename */ + std::vector col_names; /**< CSV column names */ + char delim; /**< Delimiting character */ + size_t n_rows; /**< Number of rows in a file */ + size_t n_cols; /**< Number of columns in a CSV */ + }; + + /** @name Shorthand Parsing Functions + * @brief Convienience functions for parsing small strings + */ + ///@{ + CSVReader operator ""_csv(const char*, size_t); + CSVReader operator ""_csv_no_header(const char*, size_t); + CSVReader parse(csv::string_view in, CSVFormat format = CSVFormat()); + CSVReader parse_no_header(csv::string_view in); + ///@} + + /** @name Utility Functions */ + ///@{ + std::unordered_map csv_data_types(const std::string&); + CSVFileInfo get_file_info(const std::string& filename); + int get_col_pos(csv::string_view filename, csv::string_view col_name, + const CSVFormat& format = CSVFormat::guess_csv()); + ///@} +} +/** @file + * A standalone header file for writing delimiter-separated files + */ + +#include +#include +#include +#include +#include +#include + + +namespace csv { + namespace internals { + static int DECIMAL_PLACES = 5; + + /** to_string() for unsigned integers */ + template::value, int> = 0> + inline std::string to_string(T value) { + std::string digits_reverse = ""; + + if (value == 0) return "0"; + + while (value > 0) { + digits_reverse += (char)('0' + (value % 10)); + value /= 10; + } + + return std::string(digits_reverse.rbegin(), digits_reverse.rend()); + } + + /** to_string() for signed integers */ + template< + typename T, + csv::enable_if_t::value && std::is_signed::value, int> = 0 + > + inline std::string to_string(T value) { + if (value >= 0) + return to_string((size_t)value); + + return "-" + to_string((size_t)(value * -1)); + } + + /** to_string() for floating point numbers */ + template< + typename T, + csv::enable_if_t::value, int> = 0 + > + inline std::string to_string(T value) { + std::string result; + + T integral_part; + T fractional_part = std::abs(std::modf(value, &integral_part)); + integral_part = std::abs(integral_part); + + // Integral part + if (value < 0) result = "-"; + + if (integral_part == 0) { + result = "0"; + } + else { + for (int n_digits = (int)(std::log(integral_part) / std::log(10)); + n_digits + 1 > 0; n_digits --) { + int digit = (int)(std::fmod(integral_part, pow10(n_digits + 1)) / pow10(n_digits)); + result += (char)('0' + digit); + } + } + + // Decimal part + result += "."; + + if (fractional_part > 0) { + fractional_part *= (T)(pow10(DECIMAL_PLACES)); + for (int n_digits = DECIMAL_PLACES; n_digits > 0; n_digits--) { + int digit = (int)(std::fmod(fractional_part, pow10(n_digits)) / pow10(n_digits - 1)); + result += (char)('0' + digit); + } + } + else { + result += "0"; + } + + return result; + } + } + + /** Sets how many places after the decimal will be written for floating point numbers + * + * @param precision Number of decimal places + */ + inline static void set_decimal_places(int precision) { + internals::DECIMAL_PLACES = precision; + } + + /** @name CSV Writing */ + ///@{ + /** + * Class for writing delimiter separated values files + * + * To write formatted strings, one should + * -# Initialize a DelimWriter with respect to some output stream + * -# Call write_row() on std::vectors of unformatted text + * + * @tparam OutputStream The output stream, e.g. `std::ofstream`, `std::stringstream` + * @tparam Delim The delimiter character + * @tparam Quote The quote character + * @tparam Flush True: flush after every writing function, + * false: you need to flush explicitly if needed. + * In both cases the destructor will flush. + * + * @par Hint + * Use the aliases csv::CSVWriter to write CSV + * formatted strings and csv::TSVWriter + * to write tab separated strings + * + * @par Example w/ std::vector, std::deque, std::list + * @snippet test_write_csv.cpp CSV Writer Example + * + * @par Example w/ std::tuple + * @snippet test_write_csv.cpp CSV Writer Tuple Example + */ + template + class DelimWriter { + public: + /** Construct a DelimWriter over the specified output stream + * + * @param _out Stream to write to + * @param _quote_minimal Limit field quoting to only when necessary + */ + + DelimWriter(OutputStream& _out, bool _quote_minimal = true) + : out(_out), quote_minimal(_quote_minimal) {}; + + /** Construct a DelimWriter over the file + * + * @param[out] filename File to write to + */ + DelimWriter(const std::string& filename) : DelimWriter(std::ifstream(filename)) {}; + + /** Destructor will flush remaining data + * + */ + ~DelimWriter() { + out.flush(); + } + + /** Format a sequence of strings and write to CSV according to RFC 4180 + * + * @warning This does not check to make sure row lengths are consistent + * + * @param[in] record Sequence of strings to be formatted + * + * @return The current DelimWriter instance (allowing for operator chaining) + */ + template + DelimWriter& operator<<(const std::array& record) { + for (size_t i = 0; i < Size; i++) { + out << csv_escape(record[i]); + if (i + 1 != Size) out << Delim; + } + + end_out(); + return *this; + } + + /** @copydoc operator<< */ + template + DelimWriter& operator<<(const std::tuple& record) { + this->write_tuple<0, T...>(record); + return *this; + } + + /** + * @tparam T A container such as std::vector, std::deque, or std::list + * + * @copydoc operator<< + */ + template< + typename T, typename Alloc, template class Container, + + // Avoid conflicting with tuples with two elements + csv::enable_if_t::value, int> = 0 + > + DelimWriter& operator<<(const Container& record) { + const size_t ilen = record.size(); + size_t i = 0; + for (const auto& field : record) { + out << csv_escape(field); + if (i + 1 != ilen) out << Delim; + i++; + } + + end_out(); + return *this; + } + + /** Flushes the written data + * + */ + void flush() { + out.flush(); + } + + private: + template< + typename T, + csv::enable_if_t< + !std::is_convertible::value + && !std::is_convertible::value + , int> = 0 + > + std::string csv_escape(T in) { + return internals::to_string(in); + } + + template< + typename T, + csv::enable_if_t< + std::is_convertible::value + || std::is_convertible::value + , int> = 0 + > + std::string csv_escape(T in) { + IF_CONSTEXPR(std::is_convertible::value) { + return _csv_escape(in); + } + + return _csv_escape(std::string(in)); + } + + std::string _csv_escape(csv::string_view in) { + /** Format a string to be RFC 4180-compliant + * @param[in] in String to be CSV-formatted + * @param[out] quote_minimal Only quote fields if necessary. + * If False, everything is quoted. + */ + + // Do we need a quote escape + bool quote_escape = false; + + for (auto ch : in) { + if (ch == Quote || ch == Delim || ch == '\r' || ch == '\n') { + quote_escape = true; + break; + } + } + + if (!quote_escape) { + if (quote_minimal) return std::string(in); + else { + std::string ret(1, Quote); + ret += in.data(); + ret += Quote; + return ret; + } + } + + // Start initial quote escape sequence + std::string ret(1, Quote); + for (auto ch: in) { + if (ch == Quote) ret += std::string(2, Quote); + else ret += ch; + } + + // Finish off quote escape + ret += Quote; + return ret; + } + + /** Recurisve template for writing std::tuples */ + template + typename std::enable_if::type write_tuple(const std::tuple& record) { + out << csv_escape(std::get(record)); + + IF_CONSTEXPR (Index + 1 < sizeof...(T)) out << Delim; + + this->write_tuple(record); + } + + /** Base case for writing std::tuples */ + template + typename std::enable_if::type write_tuple(const std::tuple& record) { + (void)record; + end_out(); + } + + /** Ends a line in 'out' and flushes, if Flush is true.*/ + void end_out() { + out << '\n'; + IF_CONSTEXPR(Flush) out.flush(); + } + + OutputStream & out; + bool quote_minimal; + }; + + /** An alias for csv::DelimWriter for writing standard CSV files + * + * @sa csv::DelimWriter::operator<<() + * + * @note Use `csv::make_csv_writer()` to in instatiate this class over + * an actual output stream. + */ + template + using CSVWriter = DelimWriter; + + /** Class for writing tab-separated values files + * + * @sa csv::DelimWriter::write_row() + * @sa csv::DelimWriter::operator<<() + * + * @note Use `csv::make_tsv_writer()` to in instatiate this class over + * an actual output stream. + */ + template + using TSVWriter = DelimWriter; + + /** Return a csv::CSVWriter over the output stream */ + template + inline CSVWriter make_csv_writer(OutputStream& out, bool quote_minimal=true) { + return CSVWriter(out, quote_minimal); + } + + /** Return a buffered csv::CSVWriter over the output stream (does not auto flush) */ + template + inline CSVWriter make_csv_writer_buffered(OutputStream& out, bool quote_minimal=true) { + return CSVWriter(out, quote_minimal); + } + + /** Return a csv::TSVWriter over the output stream */ + template + inline TSVWriter make_tsv_writer(OutputStream& out, bool quote_minimal=true) { + return TSVWriter(out, quote_minimal); + } + + /** Return a buffered csv::TSVWriter over the output stream (does not auto flush) */ + template + inline TSVWriter make_tsv_writer_buffered(OutputStream& out, bool quote_minimal=true) { + return TSVWriter(out, quote_minimal); + } + ///@} +} + + +namespace csv { + namespace internals { + CSV_INLINE size_t get_file_size(csv::string_view filename) { + std::ifstream infile(std::string(filename), std::ios::binary); + const auto start = infile.tellg(); + infile.seekg(0, std::ios::end); + const auto end = infile.tellg(); + + return end - start; + } + + CSV_INLINE std::string get_csv_head(csv::string_view filename) { + return get_csv_head(filename, get_file_size(filename)); + } + + CSV_INLINE std::string get_csv_head(csv::string_view filename, size_t file_size) { + const size_t bytes = 500000; + + std::error_code error; + size_t length = std::min((size_t)file_size, bytes); + auto mmap = mio::make_mmap_source(std::string(filename), 0, length, error); + + if (error) { + throw std::runtime_error("Cannot open file " + std::string(filename)); + } + + return std::string(mmap.begin(), mmap.end()); + } + +#ifdef _MSC_VER +#pragma region IBasicCVParser +#endif + CSV_INLINE IBasicCSVParser::IBasicCSVParser( + const CSVFormat& format, + const ColNamesPtr& col_names + ) : _col_names(col_names) { + if (format.no_quote) { + _parse_flags = internals::make_parse_flags(format.get_delim()); + } + else { + _parse_flags = internals::make_parse_flags(format.get_delim(), format.quote_char); + } + + _ws_flags = internals::make_ws_flags( + format.trim_chars.data(), format.trim_chars.size() + ); + } + + CSV_INLINE void IBasicCSVParser::end_feed() { + using internals::ParseFlags; + + bool empty_last_field = this->data_ptr + && this->data_ptr->_data + && !this->data_ptr->data.empty() + && parse_flag(this->data_ptr->data.back()) == ParseFlags::DELIMITER; + + // Push field + if (this->field_length > 0 || empty_last_field) { + this->push_field(); + } + + // Push row + if (this->current_row.size() > 0) + this->push_row(); + } + + CSV_INLINE void IBasicCSVParser::parse_field() noexcept { + using internals::ParseFlags; + auto& in = this->data_ptr->data; + + // Trim off leading whitespace + while (data_pos < in.size() && ws_flag(in[data_pos])) + data_pos++; + + if (field_start == UNINITIALIZED_FIELD) + field_start = (int)(data_pos - current_row_start()); + + // Optimization: Since NOT_SPECIAL characters tend to occur in contiguous + // sequences, use the loop below to avoid having to go through the outer + // switch statement as much as possible + while (data_pos < in.size() && compound_parse_flag(in[data_pos]) == ParseFlags::NOT_SPECIAL) + data_pos++; + + field_length = data_pos - (field_start + current_row_start()); + + // Trim off trailing whitespace, this->field_length constraint matters + // when field is entirely whitespace + for (size_t j = data_pos - 1; ws_flag(in[j]) && this->field_length > 0; j--) + this->field_length--; + } + + CSV_INLINE void IBasicCSVParser::push_field() + { + // Update + if (field_has_double_quote) { + fields->emplace_back( + field_start == UNINITIALIZED_FIELD ? 0 : (unsigned int)field_start, + field_length, + true + ); + field_has_double_quote = false; + + } + else { + fields->emplace_back( + field_start == UNINITIALIZED_FIELD ? 0 : (unsigned int)field_start, + field_length + ); + } + + current_row.row_length++; + + // Reset field state + field_start = UNINITIALIZED_FIELD; + field_length = 0; + } + + /** @return The number of characters parsed that belong to complete rows */ + CSV_INLINE size_t IBasicCSVParser::parse() + { + using internals::ParseFlags; + + this->quote_escape = false; + this->data_pos = 0; + this->current_row_start() = 0; + this->trim_utf8_bom(); + + auto& in = this->data_ptr->data; + while (this->data_pos < in.size()) { + switch (compound_parse_flag(in[this->data_pos])) { + case ParseFlags::DELIMITER: + this->push_field(); + this->data_pos++; + break; + + case ParseFlags::NEWLINE: + this->data_pos++; + + // Catches CRLF (or LFLF) + if (this->data_pos < in.size() && parse_flag(in[this->data_pos]) == ParseFlags::NEWLINE) + this->data_pos++; + + // End of record -> Write record + this->push_field(); + this->push_row(); + + // Reset + this->current_row = CSVRow(data_ptr, this->data_pos, fields->size()); + break; + + case ParseFlags::NOT_SPECIAL: + this->parse_field(); + break; + + case ParseFlags::QUOTE_ESCAPE_QUOTE: + if (data_pos + 1 == in.size()) return this->current_row_start(); + else if (data_pos + 1 < in.size()) { + auto next_ch = parse_flag(in[data_pos + 1]); + if (next_ch >= ParseFlags::DELIMITER) { + quote_escape = false; + data_pos++; + break; + } + else if (next_ch == ParseFlags::QUOTE) { + // Case: Escaped quote + data_pos += 2; + this->field_length += 2; + this->field_has_double_quote = true; + break; + } + } + + // Case: Unescaped single quote => not strictly valid but we'll keep it + this->field_length++; + data_pos++; + + break; + + default: // Quote (currently not quote escaped) + if (this->field_length == 0) { + quote_escape = true; + data_pos++; + if (field_start == UNINITIALIZED_FIELD && data_pos < in.size() && !ws_flag(in[data_pos])) + field_start = (int)(data_pos - current_row_start()); + break; + } + + // Case: Unescaped quote + this->field_length++; + data_pos++; + + break; + } + } + + return this->current_row_start(); + } + + CSV_INLINE void IBasicCSVParser::push_row() { + current_row.row_length = fields->size() - current_row.fields_start; + this->_records->push_back(std::move(current_row)); + } + + CSV_INLINE void IBasicCSVParser::reset_data_ptr() { + this->data_ptr = std::make_shared(); + this->data_ptr->parse_flags = this->_parse_flags; + this->data_ptr->col_names = this->_col_names; + this->fields = &(this->data_ptr->fields); + } + + CSV_INLINE void IBasicCSVParser::trim_utf8_bom() { + auto& data = this->data_ptr->data; + + if (!this->unicode_bom_scan && data.size() >= 3) { + if (data[0] == '\xEF' && data[1] == '\xBB' && data[2] == '\xBF') { + this->data_pos += 3; // Remove BOM from input string + this->_utf8_bom = true; + } + + this->unicode_bom_scan = true; + } + } +#ifdef _MSC_VER +#pragma endregion +#endif + +#ifdef _MSC_VER +#pragma region Specializations +#endif + CSV_INLINE void MmapParser::next(size_t bytes = ITERATION_CHUNK_SIZE) { + // Reset parser state + this->field_start = UNINITIALIZED_FIELD; + this->field_length = 0; + this->reset_data_ptr(); + + // Create memory map + size_t length = std::min(this->source_size - this->mmap_pos, bytes); + std::error_code error; + this->data_ptr->_data = std::make_shared>(mio::make_mmap_source(this->_filename, this->mmap_pos, length, error)); + this->mmap_pos += length; + if (error) throw error; + + auto mmap_ptr = (mio::basic_mmap_source*)(this->data_ptr->_data.get()); + + // Create string view + this->data_ptr->data = csv::string_view(mmap_ptr->data(), mmap_ptr->length()); + + // Parse + this->current_row = CSVRow(this->data_ptr); + size_t remainder = this->parse(); + + if (this->mmap_pos == this->source_size || no_chunk()) { + this->_eof = true; + this->end_feed(); + } + + this->mmap_pos -= (length - remainder); + } +#ifdef _MSC_VER +#pragma endregion +#endif + } +} + + +namespace csv { + namespace internals { + CSV_INLINE std::vector ColNames::get_col_names() const { + return this->col_names; + } + + CSV_INLINE void ColNames::set_col_names(const std::vector& cnames) { + this->col_names = cnames; + + for (size_t i = 0; i < cnames.size(); i++) { + this->col_pos[cnames[i]] = i; + } + } + + CSV_INLINE int ColNames::index_of(csv::string_view col_name) const { + auto pos = this->col_pos.find(col_name.data()); + if (pos != this->col_pos.end()) + return (int)pos->second; + + return CSV_NOT_FOUND; + } + + CSV_INLINE size_t ColNames::size() const noexcept { + return this->col_names.size(); + } + + } +} +/** @file + * Defines an object used to store CSV format settings + */ + +#include +#include + + +namespace csv { + CSV_INLINE CSVFormat& CSVFormat::delimiter(char delim) { + this->possible_delimiters = { delim }; + this->assert_no_char_overlap(); + return *this; + } + + CSV_INLINE CSVFormat& CSVFormat::delimiter(const std::vector & delim) { + this->possible_delimiters = delim; + this->assert_no_char_overlap(); + return *this; + } + + CSV_INLINE CSVFormat& CSVFormat::quote(char quote) { + this->no_quote = false; + this->quote_char = quote; + this->assert_no_char_overlap(); + return *this; + } + + CSV_INLINE CSVFormat& CSVFormat::trim(const std::vector & chars) { + this->trim_chars = chars; + this->assert_no_char_overlap(); + return *this; + } + + CSV_INLINE CSVFormat& CSVFormat::column_names(const std::vector& names) { + this->col_names = names; + this->header = -1; + return *this; + } + + CSV_INLINE CSVFormat& CSVFormat::header_row(int row) { + if (row < 0) this->variable_column_policy = VariableColumnPolicy::KEEP; + + this->header = row; + this->col_names = {}; + return *this; + } + + CSV_INLINE void CSVFormat::assert_no_char_overlap() + { + auto delims = std::set( + this->possible_delimiters.begin(), this->possible_delimiters.end()), + trims = std::set( + this->trim_chars.begin(), this->trim_chars.end()); + + // Stores intersection of possible delimiters and trim characters + std::vector intersection = {}; + + // Find which characters overlap, if any + std::set_intersection( + delims.begin(), delims.end(), + trims.begin(), trims.end(), + std::back_inserter(intersection)); + + // Make sure quote character is not contained in possible delimiters + // or whitespace characters + if (delims.find(this->quote_char) != delims.end() || + trims.find(this->quote_char) != trims.end()) { + intersection.push_back(this->quote_char); + } + + if (!intersection.empty()) { + std::string err_msg = "There should be no overlap between the quote character, " + "the set of possible delimiters " + "and the set of whitespace characters. Offending characters: "; + + // Create a pretty error message with the list of overlapping + // characters + for (size_t i = 0; i < intersection.size(); i++) { + err_msg += "'"; + err_msg += intersection[i]; + err_msg += "'"; + + if (i + 1 < intersection.size()) + err_msg += ", "; + } + + throw std::runtime_error(err_msg + '.'); + } + } +} +/** @file + * @brief Defines functionality needed for basic CSV parsing + */ + + +namespace csv { + namespace internals { + CSV_INLINE std::string format_row(const std::vector& row, csv::string_view delim) { + /** Print a CSV row */ + std::stringstream ret; + for (size_t i = 0; i < row.size(); i++) { + ret << row[i]; + if (i + 1 < row.size()) ret << delim; + else ret << '\n'; + } + ret.flush(); + + return ret.str(); + } + + /** Return a CSV's column names + * + * @param[in] filename Path to CSV file + * @param[in] format Format of the CSV file + * + */ + CSV_INLINE std::vector _get_col_names(csv::string_view head, CSVFormat format) { + // Parse the CSV + auto trim_chars = format.get_trim_chars(); + std::stringstream source(head.data()); + RowCollection rows; + + StreamParser parser(source, format); + parser.set_output(rows); + parser.next(); + + return CSVRow(std::move(rows[format.get_header()])); + } + + CSV_INLINE GuessScore calculate_score(csv::string_view head, CSVFormat format) { + // Frequency counter of row length + std::unordered_map row_tally = { { 0, 0 } }; + + // Map row lengths to row num where they first occurred + std::unordered_map row_when = { { 0, 0 } }; + + // Parse the CSV + std::stringstream source(head.data()); + RowCollection rows; + + StreamParser parser(source, format); + parser.set_output(rows); + parser.next(); + + for (size_t i = 0; i < rows.size(); i++) { + auto& row = rows[i]; + + // Ignore zero-length rows + if (row.size() > 0) { + if (row_tally.find(row.size()) != row_tally.end()) { + row_tally[row.size()]++; + } + else { + row_tally[row.size()] = 1; + row_when[row.size()] = i; + } + } + } + + double final_score = 0; + size_t header_row = 0; + + // Final score is equal to the largest + // row size times rows of that size + for (auto& pair : row_tally) { + auto row_size = pair.first; + auto row_count = pair.second; + double score = (double)(row_size * row_count); + if (score > final_score) { + final_score = score; + header_row = row_when[row_size]; + } + } + + return { + final_score, + header_row + }; + } + + /** Guess the delimiter used by a delimiter-separated values file */ + CSV_INLINE CSVGuessResult _guess_format(csv::string_view head, const std::vector& delims) { + /** For each delimiter, find out which row length was most common. + * The delimiter with the longest mode row length wins. + * Then, the line number of the header row is the first row with + * the mode row length. + */ + + CSVFormat format; + size_t max_score = 0, + header = 0; + char current_delim = delims[0]; + + for (char cand_delim : delims) { + auto result = calculate_score(head, format.delimiter(cand_delim)); + + if ((size_t)result.score > max_score) { + max_score = (size_t)result.score; + current_delim = cand_delim; + header = result.header; + } + } + + return { current_delim, (int)header }; + } + } + + /** Return a CSV's column names + * + * @param[in] filename Path to CSV file + * @param[in] format Format of the CSV file + * + */ + CSV_INLINE std::vector get_col_names(csv::string_view filename, CSVFormat format) { + auto head = internals::get_csv_head(filename); + + /** Guess delimiter and header row */ + if (format.guess_delim()) { + auto guess_result = guess_format(filename, format.get_possible_delims()); + format.delimiter(guess_result.delim).header_row(guess_result.header_row); + } + + return internals::_get_col_names(head, format); + } + + /** Guess the delimiter used by a delimiter-separated values file */ + CSV_INLINE CSVGuessResult guess_format(csv::string_view filename, const std::vector& delims) { + auto head = internals::get_csv_head(filename); + return internals::_guess_format(head, delims); + } + + /** Reads an arbitrarily large CSV file using memory-mapped IO. + * + * **Details:** Reads the first block of a CSV file synchronously to get information + * such as column names and delimiting character. + * + * @param[in] filename Path to CSV file + * @param[in] format Format of the CSV file + * + * \snippet tests/test_read_csv.cpp CSVField Example + * + */ + CSV_INLINE CSVReader::CSVReader(csv::string_view filename, CSVFormat format) : _format(format) { + auto head = internals::get_csv_head(filename); + using Parser = internals::MmapParser; + + /** Guess delimiter and header row */ + if (format.guess_delim()) { + auto guess_result = internals::_guess_format(head, format.possible_delimiters); + format.delimiter(guess_result.delim); + format.header = guess_result.header_row; + this->_format = format; + } + + if (!format.col_names.empty()) + this->set_col_names(format.col_names); + + this->parser = std::unique_ptr(new Parser(filename, format, this->col_names)); // For C++11 + this->initial_read(); + } + + /** Return the format of the original raw CSV */ + CSV_INLINE CSVFormat CSVReader::get_format() const { + CSVFormat new_format = this->_format; + + // Since users are normally not allowed to set + // column names and header row simulatenously, + // we will set the backing variables directly here + new_format.col_names = this->col_names->get_col_names(); + new_format.header = this->_format.header; + + return new_format; + } + + /** Return the CSV's column names as a vector of strings. */ + CSV_INLINE std::vector CSVReader::get_col_names() const { + if (this->col_names) { + return this->col_names->get_col_names(); + } + + return std::vector(); + } + + /** Return the index of the column name if found or + * csv::CSV_NOT_FOUND otherwise. + */ + CSV_INLINE int CSVReader::index_of(csv::string_view col_name) const { + auto _col_names = this->get_col_names(); + for (size_t i = 0; i < _col_names.size(); i++) + if (_col_names[i] == col_name) return (int)i; + + return CSV_NOT_FOUND; + } + + CSV_INLINE void CSVReader::trim_header() { + if (!this->header_trimmed) { + for (int i = 0; i <= this->_format.header && !this->records->empty(); i++) { + if (i == this->_format.header && this->col_names->empty()) { + this->set_col_names(this->records->pop_front()); + } + else { + this->records->pop_front(); + } + } + + this->header_trimmed = true; + } + } + + /** + * @param[in] names Column names + */ + CSV_INLINE void CSVReader::set_col_names(const std::vector& names) + { + this->col_names->set_col_names(names); + this->n_cols = names.size(); + } + + /** + * Read a chunk of CSV data. + * + * @note This method is meant to be run on its own thread. Only one `read_csv()` thread + * should be active at a time. + * + * @param[in] bytes Number of bytes to read. + * + * @see CSVReader::read_csv_worker + * @see CSVReader::read_row() + */ + CSV_INLINE bool CSVReader::read_csv(size_t bytes) { + // Tell read_row() to listen for CSV rows + this->records->notify_all(); + + this->parser->set_output(*this->records); + this->parser->next(bytes); + + if (!this->header_trimmed) { + this->trim_header(); + } + + // Tell read_row() to stop waiting + this->records->kill_all(); + + return true; + } + + /** + * Retrieve rows as CSVRow objects, returning true if more rows are available. + * + * @par Performance Notes + * - Reads chunks of data that are csv::internals::ITERATION_CHUNK_SIZE bytes large at a time + * - For performance details, read the documentation for CSVRow and CSVField. + * + * @param[out] row The variable where the parsed row will be stored + * @see CSVRow, CSVField + * + * **Example:** + * \snippet tests/test_read_csv.cpp CSVField Example + * + */ + CSV_INLINE bool CSVReader::read_row(CSVRow &row) { + while (true) { + if (this->records->empty()) { + if (this->records->is_waitable()) + // Reading thread is currently active => wait for it to populate records + this->records->wait(); + else if (this->parser->eof()) + // End of file and no more records + return false; + else { + // Reading thread is not active => start another one + if (this->read_csv_worker.joinable()) + this->read_csv_worker.join(); + + this->read_csv_worker = std::thread(&CSVReader::read_csv, this, internals::ITERATION_CHUNK_SIZE); + } + } + else if (this->records->front().size() != this->n_cols && + this->_format.variable_column_policy != VariableColumnPolicy::KEEP) { + auto errored_row = this->records->pop_front(); + + if (this->_format.variable_column_policy == VariableColumnPolicy::THROW) { + if (errored_row.size() < this->n_cols) + throw std::runtime_error("Line too short " + internals::format_row(errored_row)); + + throw std::runtime_error("Line too long " + internals::format_row(errored_row)); + } + } + else { + row = this->records->pop_front(); + this->_n_rows++; + return true; + } + } + + return false; + } +} + +/** @file + * Defines an input iterator for csv::CSVReader + */ + + +namespace csv { + /** Return an iterator to the first row in the reader */ + CSV_INLINE CSVReader::iterator CSVReader::begin() { + if (this->records->empty()) { + this->read_csv_worker = std::thread(&CSVReader::read_csv, this, internals::ITERATION_CHUNK_SIZE); + this->read_csv_worker.join(); + + // Still empty => return end iterator + if (this->records->empty()) return this->end(); + } + + CSVReader::iterator ret(this, this->records->pop_front()); + return ret; + } + + /** A placeholder for the imaginary past the end row in a CSV. + * Attempting to deference this will lead to bad things. + */ + CSV_INLINE HEDLEY_CONST CSVReader::iterator CSVReader::end() const noexcept { + return CSVReader::iterator(); + } + + ///////////////////////// + // CSVReader::iterator // + ///////////////////////// + + CSV_INLINE CSVReader::iterator::iterator(CSVReader* _daddy, CSVRow&& _row) : + daddy(_daddy) { + row = std::move(_row); + } + + /** Advance the iterator by one row. If this CSVReader has an + * associated file, then the iterator will lazily pull more data from + * that file until the end of file is reached. + * + * @note This iterator does **not** block the thread responsible for parsing CSV. + * + */ + CSV_INLINE CSVReader::iterator& CSVReader::iterator::operator++() { + if (!daddy->read_row(this->row)) { + this->daddy = nullptr; // this == end() + } + + return *this; + } + + /** Post-increment iterator */ + CSV_INLINE CSVReader::iterator CSVReader::iterator::operator++(int) { + auto temp = *this; + if (!daddy->read_row(this->row)) { + this->daddy = nullptr; // this == end() + } + + return temp; + } +} + +/** @file + * Defines the data type used for storing information about a CSV row + */ + +#include +#include + +namespace csv { + namespace internals { + CSV_INLINE RawCSVField& CSVFieldList::operator[](size_t n) const { + const size_t page_no = n / _single_buffer_capacity; + const size_t buffer_idx = (page_no < 1) ? n : n % _single_buffer_capacity; + return this->buffers[page_no][buffer_idx]; + } + + CSV_INLINE void CSVFieldList::allocate() { + RawCSVField * buffer = new RawCSVField[_single_buffer_capacity]; + buffers.push_back(buffer); + _current_buffer_size = 0; + _back = &(buffers.back()[0]); + } + } + + /** Return a CSVField object corrsponding to the nth value in the row. + * + * @note This method performs bounds checking, and will throw an + * `std::runtime_error` if n is invalid. + * + * @complexity + * Constant, by calling csv::CSVRow::get_csv::string_view() + * + */ + CSV_INLINE CSVField CSVRow::operator[](size_t n) const { + return CSVField(this->get_field(n)); + } + + /** Retrieve a value by its associated column name. If the column + * specified can't be round, a runtime error is thrown. + * + * @complexity + * Constant. This calls the other CSVRow::operator[]() after + * converting column names into indices using a hash table. + * + * @param[in] col_name The column to look for + */ + CSV_INLINE CSVField CSVRow::operator[](const std::string& col_name) const { + auto & col_names = this->data->col_names; + auto col_pos = col_names->index_of(col_name); + if (col_pos > -1) { + return this->operator[](col_pos); + } + + throw std::runtime_error("Can't find a column named " + col_name); + } + + CSV_INLINE CSVRow::operator std::vector() const { + std::vector ret; + for (size_t i = 0; i < size(); i++) + ret.push_back(std::string(this->get_field(i))); + + return ret; + } + + CSV_INLINE csv::string_view CSVRow::get_field(size_t index) const + { + using internals::ParseFlags; + + if (index >= this->size()) + throw std::runtime_error("Index out of bounds."); + + const size_t field_index = this->fields_start + index; + auto& field = this->data->fields[field_index]; + auto field_str = csv::string_view(this->data->data).substr(this->data_start + field.start); + + if (field.has_double_quote) { + auto& value = this->data->double_quote_fields[field_index]; + if (value.empty()) { + bool prev_ch_quote = false; + for (size_t i = 0; i < field.length; i++) { + if (this->data->parse_flags[field_str[i] + 128] == ParseFlags::QUOTE) { + if (prev_ch_quote) { + prev_ch_quote = false; + continue; + } + else { + prev_ch_quote = true; + } + } + + value += field_str[i]; + } + } + + return csv::string_view(value); + } + + return field_str.substr(0, field.length); + } + + CSV_INLINE bool CSVField::try_parse_hex(int& parsedValue) { + size_t start = 0, end = 0; + + // Trim out whitespace chars + for (; start < this->sv.size() && this->sv[start] == ' '; start++); + for (end = start; end < this->sv.size() && this->sv[end] != ' '; end++); + + unsigned long long int value = 0; + + size_t digits = (end - start); + size_t base16_exponent = digits - 1; + + if (digits == 0) return false; + + for (const auto& ch : this->sv.substr(start, digits)) { + int digit = 0; + + switch (ch) { + case '0': + case '1': + case '2': + case '3': + case '4': + case '5': + case '6': + case '7': + case '8': + case '9': + digit = static_cast(ch - '0'); + break; + case 'a': + case 'A': + digit = 10; + break; + case 'b': + case 'B': + digit = 11; + break; + case 'c': + case 'C': + digit = 12; + break; + case 'd': + case 'D': + digit = 13; + break; + case 'e': + case 'E': + digit = 14; + break; + case 'f': + case 'F': + digit = 15; + break; + default: + return false; + } + + value += digit * pow(16, base16_exponent); + base16_exponent--; + } + + parsedValue = value; + return true; + } + +#ifdef _MSC_VER +#pragma region CSVRow Iterator +#endif + /** Return an iterator pointing to the first field. */ + CSV_INLINE CSVRow::iterator CSVRow::begin() const { + return CSVRow::iterator(this, 0); + } + + /** Return an iterator pointing to just after the end of the CSVRow. + * + * @warning Attempting to dereference the end iterator results + * in dereferencing a null pointer. + */ + CSV_INLINE CSVRow::iterator CSVRow::end() const noexcept { + return CSVRow::iterator(this, (int)this->size()); + } + + CSV_INLINE CSVRow::reverse_iterator CSVRow::rbegin() const noexcept { + return std::reverse_iterator(this->end()); + } + + CSV_INLINE CSVRow::reverse_iterator CSVRow::rend() const { + return std::reverse_iterator(this->begin()); + } + + CSV_INLINE HEDLEY_NON_NULL(2) + CSVRow::iterator::iterator(const CSVRow* _reader, int _i) + : daddy(_reader), i(_i) { + if (_i < (int)this->daddy->size()) + this->field = std::make_shared( + this->daddy->operator[](_i)); + else + this->field = nullptr; + } + + CSV_INLINE CSVRow::iterator::reference CSVRow::iterator::operator*() const { + return *(this->field.get()); + } + + CSV_INLINE CSVRow::iterator::pointer CSVRow::iterator::operator->() const { + // Using CSVField * as pointer type causes segfaults in MSVC debug builds + #ifdef _MSC_BUILD + return this->field; + #else + return this->field.get(); + #endif + } + + CSV_INLINE CSVRow::iterator& CSVRow::iterator::operator++() { + // Pre-increment operator + this->i++; + if (this->i < (int)this->daddy->size()) + this->field = std::make_shared( + this->daddy->operator[](i)); + else // Reached the end of row + this->field = nullptr; + return *this; + } + + CSV_INLINE CSVRow::iterator CSVRow::iterator::operator++(int) { + // Post-increment operator + auto temp = *this; + this->operator++(); + return temp; + } + + CSV_INLINE CSVRow::iterator& CSVRow::iterator::operator--() { + // Pre-decrement operator + this->i--; + this->field = std::make_shared( + this->daddy->operator[](this->i)); + return *this; + } + + CSV_INLINE CSVRow::iterator CSVRow::iterator::operator--(int) { + // Post-decrement operator + auto temp = *this; + this->operator--(); + return temp; + } + + CSV_INLINE CSVRow::iterator CSVRow::iterator::operator+(difference_type n) const { + // Allows for iterator arithmetic + return CSVRow::iterator(this->daddy, i + (int)n); + } + + CSV_INLINE CSVRow::iterator CSVRow::iterator::operator-(difference_type n) const { + // Allows for iterator arithmetic + return CSVRow::iterator::operator+(-n); + } +#ifdef _MSC_VER +#pragma endregion CSVRow Iterator +#endif +} + +/** @file + * Implements JSON serialization abilities + */ + + +namespace csv { + /* + The implementations for json_extra_space() and json_escape_string() + were modified from source code for JSON for Modern C++. + + The respective license is below: + + The code is licensed under the [MIT + License](http://opensource.org/licenses/MIT): + + Copyright © 2013-2015 Niels Lohmann. + + Permission is hereby granted, free of charge, to any person + obtaining a copy of this software and associated documentation files + (the "Software"), to deal in the Software without restriction, + including without limitation the rights to use, copy, modify, merge, + publish, distribute, sublicense, and/or sell copies of the Software, + and to permit persons to whom the Software is furnished to do so, + subject to the following conditions: + + The above copyright notice and this permission notice shall be + included in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + SOFTWARE. + */ + + namespace internals { + /*! + @brief calculates the extra space to escape a JSON string + + @param[in] s the string to escape + @return the number of characters required to escape string @a s + + @complexity Linear in the length of string @a s. + */ + static std::size_t json_extra_space(csv::string_view& s) noexcept + { + std::size_t result = 0; + + + for (const auto& c : s) + { + switch (c) + { + case '"': + case '\\': + case '\b': + case '\f': + case '\n': + case '\r': + case '\t': + { + // from c (1 byte) to \x (2 bytes) + result += 1; + break; + } + + + default: + { + if (c >= 0x00 && c <= 0x1f) + { + // from c (1 byte) to \uxxxx (6 bytes) + result += 5; + } + break; + } + } + } + + + return result; + } + + CSV_INLINE std::string json_escape_string(csv::string_view s) noexcept + { + const auto space = json_extra_space(s); + if (space == 0) + { + return std::string(s); + } + + // create a result string of necessary size + std::string result(s.size() + space, '\\'); + std::size_t pos = 0; + + for (const auto& c : s) + { + switch (c) + { + // quotation mark (0x22) + case '"': + { + result[pos + 1] = '"'; + pos += 2; + break; + } + + + // reverse solidus (0x5c) + case '\\': + { + // nothing to change + pos += 2; + break; + } + + + // backspace (0x08) + case '\b': + { + result[pos + 1] = 'b'; + pos += 2; + break; + } + + + // formfeed (0x0c) + case '\f': + { + result[pos + 1] = 'f'; + pos += 2; + break; + } + + + // newline (0x0a) + case '\n': + { + result[pos + 1] = 'n'; + pos += 2; + break; + } + + + // carriage return (0x0d) + case '\r': + { + result[pos + 1] = 'r'; + pos += 2; + break; + } + + + // horizontal tab (0x09) + case '\t': + { + result[pos + 1] = 't'; + pos += 2; + break; + } + + + default: + { + if (c >= 0x00 && c <= 0x1f) + { + // print character c as \uxxxx + sprintf(&result[pos + 1], "u%04x", int(c)); + pos += 6; + // overwrite trailing null character + result[pos] = '\\'; + } + else + { + // all other characters are added as-is + result[pos++] = c; + } + break; + } + } + } + + return result; + } + } + + /** Convert a CSV row to a JSON object, i.e. + * `{"col1":"value1","col2":"value2"}` + * + * @note All strings are properly escaped. Numeric values are not quoted. + * @param[in] subset A subset of columns to contain in the JSON. + * Leave empty for original columns. + */ + CSV_INLINE std::string CSVRow::to_json(const std::vector& subset) const { + std::vector col_names = subset; + if (subset.empty()) { + col_names = this->data ? this->get_col_names() : std::vector({}); + } + + const size_t _n_cols = col_names.size(); + std::string ret = "{"; + + for (size_t i = 0; i < _n_cols; i++) { + auto& col = col_names[i]; + auto field = this->operator[](col); + + // TODO: Possible performance enhancements by caching escaped column names + ret += '"' + internals::json_escape_string(col) + "\":"; + + // Add quotes around strings but not numbers + if (field.is_num()) + ret += internals::json_escape_string(field.get()); + else + ret += '"' + internals::json_escape_string(field.get()) + '"'; + + // Do not add comma after last string + if (i + 1 < _n_cols) + ret += ','; + } + + ret += '}'; + return ret; + } + + /** Convert a CSV row to a JSON array, i.e. + * `["value1","value2",...]` + * + * @note All strings are properly escaped. Numeric values are not quoted. + * @param[in] subset A subset of columns to contain in the JSON. + * Leave empty for all columns. + */ + CSV_INLINE std::string CSVRow::to_json_array(const std::vector& subset) const { + std::vector col_names = subset; + if (subset.empty()) + col_names = this->data ? this->get_col_names() : std::vector({}); + + const size_t _n_cols = col_names.size(); + std::string ret = "["; + + for (size_t i = 0; i < _n_cols; i++) { + auto field = this->operator[](col_names[i]); + + // Add quotes around strings but not numbers + if (field.is_num()) + ret += internals::json_escape_string(field.get()); + else + ret += '"' + internals::json_escape_string(field.get()) + '"'; + + // Do not add comma after last string + if (i + 1 < _n_cols) + ret += ','; + } + + ret += ']'; + return ret; + } +} +/** @file + * Calculates statistics from CSV files + */ + +#include + +namespace csv { + /** Calculate statistics for an arbitrarily large file. When this constructor + * is called, CSVStat will process the entire file iteratively. Once finished, + * methods like get_mean(), get_counts(), etc... can be used to retrieve statistics. + */ + CSV_INLINE CSVStat::CSVStat(csv::string_view filename, CSVFormat format) : + reader(filename, format) { + this->calc(); + } + + /** Calculate statistics for a CSV stored in a std::stringstream */ + CSV_INLINE CSVStat::CSVStat(std::stringstream& stream, CSVFormat format) : + reader(stream, format) { + this->calc(); + } + + /** Return current means */ + CSV_INLINE std::vector CSVStat::get_mean() const { + std::vector ret; + for (size_t i = 0; i < this->get_col_names().size(); i++) { + ret.push_back(this->rolling_means[i]); + } + return ret; + } + + /** Return current variances */ + CSV_INLINE std::vector CSVStat::get_variance() const { + std::vector ret; + for (size_t i = 0; i < this->get_col_names().size(); i++) { + ret.push_back(this->rolling_vars[i]/(this->n[i] - 1)); + } + return ret; + } + + /** Return current mins */ + CSV_INLINE std::vector CSVStat::get_mins() const { + std::vector ret; + for (size_t i = 0; i < this->get_col_names().size(); i++) { + ret.push_back(this->mins[i]); + } + return ret; + } + + /** Return current maxes */ + CSV_INLINE std::vector CSVStat::get_maxes() const { + std::vector ret; + for (size_t i = 0; i < this->get_col_names().size(); i++) { + ret.push_back(this->maxes[i]); + } + return ret; + } + + /** Get counts for each column */ + CSV_INLINE std::vector CSVStat::get_counts() const { + std::vector ret; + for (size_t i = 0; i < this->get_col_names().size(); i++) { + ret.push_back(this->counts[i]); + } + return ret; + } + + /** Get data type counts for each column */ + CSV_INLINE std::vector CSVStat::get_dtypes() const { + std::vector ret; + for (size_t i = 0; i < this->get_col_names().size(); i++) { + ret.push_back(this->dtypes[i]); + } + return ret; + } + + CSV_INLINE void CSVStat::calc_chunk() { + /** Only create stats counters the first time **/ + if (dtypes.empty()) { + /** Go through all records and calculate specified statistics */ + for (size_t i = 0; i < this->get_col_names().size(); i++) { + dtypes.push_back({}); + counts.push_back({}); + rolling_means.push_back(0); + rolling_vars.push_back(0); + mins.push_back(NAN); + maxes.push_back(NAN); + n.push_back(0); + } + } + + // Start threads + std::vector pool; + for (size_t i = 0; i < this->get_col_names().size(); i++) + pool.push_back(std::thread(&CSVStat::calc_worker, this, i)); + + // Block until done + for (auto& th : pool) + th.join(); + + this->records.clear(); + } + + CSV_INLINE void CSVStat::calc() { + constexpr size_t CALC_CHUNK_SIZE = 5000; + + for (auto& row : reader) { + this->records.push_back(std::move(row)); + + /** Chunk rows */ + if (this->records.size() == CALC_CHUNK_SIZE) { + calc_chunk(); + } + } + + if (!this->records.empty()) { + calc_chunk(); + } + } + + CSV_INLINE void CSVStat::calc_worker(const size_t &i) { + /** Worker thread for CSVStat::calc() which calculates statistics for one column. + * + * @param[in] i Column index + */ + + auto current_record = this->records.begin(); + + for (size_t processed = 0; current_record != this->records.end(); processed++) { + if (current_record->size() == this->get_col_names().size()) { + auto current_field = (*current_record)[i]; + + // Optimization: Don't count() if there's too many distinct values in the first 1000 rows + if (processed < 1000 || this->counts[i].size() <= 500) + this->count(current_field, i); + + this->dtype(current_field, i); + + // Numeric Stuff + if (current_field.is_num()) { + long double x_n = current_field.get(); + + // This actually calculates mean AND variance + this->variance(x_n, i); + this->min_max(x_n, i); + } + } + else if (this->reader.get_format().get_variable_column_policy() == VariableColumnPolicy::THROW) { + throw std::runtime_error("Line has different length than the others " + internals::format_row(*current_record)); + } + + ++current_record; + } + } + + CSV_INLINE void CSVStat::dtype(CSVField& data, const size_t &i) { + /** Given a record update the type counter + * @param[in] record Data observation + * @param[out] i The column index that should be updated + */ + + auto type = data.type(); + if (this->dtypes[i].find(type) != + this->dtypes[i].end()) { + // Increment count + this->dtypes[i][type]++; + } else { + // Initialize count + this->dtypes[i].insert(std::make_pair(type, 1)); + } + } + + CSV_INLINE void CSVStat::count(CSVField& data, const size_t &i) { + /** Given a record update the frequency counter + * @param[in] record Data observation + * @param[out] i The column index that should be updated + */ + + auto item = data.get(); + + if (this->counts[i].find(item) != + this->counts[i].end()) { + // Increment count + this->counts[i][item]++; + } else { + // Initialize count + this->counts[i].insert(std::make_pair(item, 1)); + } + } + + CSV_INLINE void CSVStat::min_max(const long double &x_n, const size_t &i) { + /** Update current minimum and maximum + * @param[in] x_n Data observation + * @param[out] i The column index that should be updated + */ + if (std::isnan(this->mins[i])) + this->mins[i] = x_n; + if (std::isnan(this->maxes[i])) + this->maxes[i] = x_n; + + if (x_n < this->mins[i]) + this->mins[i] = x_n; + else if (x_n > this->maxes[i]) + this->maxes[i] = x_n; + } + + CSV_INLINE void CSVStat::variance(const long double &x_n, const size_t &i) { + /** Given a record update rolling mean and variance for all columns + * using Welford's Algorithm + * @param[in] x_n Data observation + * @param[out] i The column index that should be updated + */ + long double& current_rolling_mean = this->rolling_means[i]; + long double& current_rolling_var = this->rolling_vars[i]; + long double& current_n = this->n[i]; + long double delta; + long double delta2; + + current_n++; + + if (current_n == 1) { + current_rolling_mean = x_n; + } else { + delta = x_n - current_rolling_mean; + current_rolling_mean += delta/current_n; + delta2 = x_n - current_rolling_mean; + current_rolling_var += delta*delta2; + } + } + + /** Useful for uploading CSV files to SQL databases. + * + * Return a data type for each column such that every value in a column can be + * converted to the corresponding data type without data loss. + * @param[in] filename The CSV file + * + * \return A mapping of column names to csv::DataType enums + */ + CSV_INLINE std::unordered_map csv_data_types(const std::string& filename) { + CSVStat stat(filename); + std::unordered_map csv_dtypes; + + auto col_names = stat.get_col_names(); + auto temp = stat.get_dtypes(); + + for (size_t i = 0; i < stat.get_col_names().size(); i++) { + auto& col = temp[i]; + auto& col_name = col_names[i]; + + if (col[DataType::CSV_STRING]) + csv_dtypes[col_name] = DataType::CSV_STRING; + else if (col[DataType::CSV_INT64]) + csv_dtypes[col_name] = DataType::CSV_INT64; + else if (col[DataType::CSV_INT32]) + csv_dtypes[col_name] = DataType::CSV_INT32; + else if (col[DataType::CSV_INT16]) + csv_dtypes[col_name] = DataType::CSV_INT16; + else if (col[DataType::CSV_INT8]) + csv_dtypes[col_name] = DataType::CSV_INT8; + else + csv_dtypes[col_name] = DataType::CSV_DOUBLE; + } + + return csv_dtypes; + } +} +#include +#include + + +namespace csv { + /** Shorthand function for parsing an in-memory CSV string + * + * @return A collection of CSVRow objects + * + * @par Example + * @snippet tests/test_read_csv.cpp Parse Example + */ + CSV_INLINE CSVReader parse(csv::string_view in, CSVFormat format) { + std::stringstream stream(in.data()); + return CSVReader(stream, format); + } + + /** Parses a CSV string with no headers + * + * @return A collection of CSVRow objects + */ + CSV_INLINE CSVReader parse_no_header(csv::string_view in) { + CSVFormat format; + format.header_row(-1); + + return parse(in, format); + } + + /** Parse a RFC 4180 CSV string, returning a collection + * of CSVRow objects + * + * @par Example + * @snippet tests/test_read_csv.cpp Escaped Comma + * + */ + CSV_INLINE CSVReader operator ""_csv(const char* in, size_t n) { + return parse(csv::string_view(in, n)); + } + + /** A shorthand for csv::parse_no_header() */ + CSV_INLINE CSVReader operator ""_csv_no_header(const char* in, size_t n) { + return parse_no_header(csv::string_view(in, n)); + } + + /** + * Find the position of a column in a CSV file or CSV_NOT_FOUND otherwise + * + * @param[in] filename Path to CSV file + * @param[in] col_name Column whose position we should resolve + * @param[in] format Format of the CSV file + */ + CSV_INLINE int get_col_pos( + csv::string_view filename, + csv::string_view col_name, + const CSVFormat& format) { + CSVReader reader(filename, format); + return reader.index_of(col_name); + } + + /** Get basic information about a CSV file + * @include programs/csv_info.cpp + */ + CSV_INLINE CSVFileInfo get_file_info(const std::string& filename) { + CSVReader reader(filename); + CSVFormat format = reader.get_format(); + for (auto it = reader.begin(); it != reader.end(); ++it); + + CSVFileInfo info = { + filename, + reader.get_col_names(), + format.get_delim(), + reader.n_rows(), + reader.get_col_names().size() + }; + + return info; + } +} + + +#endif diff --git a/lib/nlohmann/json.hpp b/lib/nlohmann/json.hpp new file mode 100644 index 000000000..4d1a37ad7 --- /dev/null +++ b/lib/nlohmann/json.hpp @@ -0,0 +1,24596 @@ +// __ _____ _____ _____ +// __| | __| | | | JSON for Modern C++ +// | | |__ | | | | | | version 3.11.2 +// |_____|_____|_____|_|___| https://github.com/nlohmann/json +// +// SPDX-FileCopyrightText: 2013-2022 Niels Lohmann +// SPDX-License-Identifier: MIT + +/****************************************************************************\ + * Note on documentation: The source files contain links to the online * + * documentation of the public API at https://json.nlohmann.me. This URL * + * contains the most recent documentation and should also be applicable to * + * previous versions; documentation for deprecated functions is not * + * removed, but marked deprecated. See "Generate documentation" section in * + * file docs/README.md. * +\****************************************************************************/ + +#ifndef INCLUDE_NLOHMANN_JSON_HPP_ +#define INCLUDE_NLOHMANN_JSON_HPP_ + +#include // all_of, find, for_each +#include // nullptr_t, ptrdiff_t, size_t +#include // hash, less +#include // initializer_list +#ifndef JSON_NO_IO + #include // istream, ostream +#endif // JSON_NO_IO +#include // random_access_iterator_tag +#include // unique_ptr +#include // accumulate +#include // string, stoi, to_string +#include // declval, forward, move, pair, swap +#include // vector + +// #include +// __ _____ _____ _____ +// __| | __| | | | JSON for Modern C++ +// | | |__ | | | | | | version 3.11.2 +// |_____|_____|_____|_|___| https://github.com/nlohmann/json +// +// SPDX-FileCopyrightText: 2013-2022 Niels Lohmann +// SPDX-License-Identifier: MIT + + + +#include + +// #include +// __ _____ _____ _____ +// __| | __| | | | JSON for Modern C++ +// | | |__ | | | | | | version 3.11.2 +// |_____|_____|_____|_|___| https://github.com/nlohmann/json +// +// SPDX-FileCopyrightText: 2013-2022 Niels Lohmann +// SPDX-License-Identifier: MIT + + + +// This file contains all macro definitions affecting or depending on the ABI + +#ifndef JSON_SKIP_LIBRARY_VERSION_CHECK + #if defined(NLOHMANN_JSON_VERSION_MAJOR) && defined(NLOHMANN_JSON_VERSION_MINOR) && defined(NLOHMANN_JSON_VERSION_PATCH) + #if NLOHMANN_JSON_VERSION_MAJOR != 3 || NLOHMANN_JSON_VERSION_MINOR != 11 || NLOHMANN_JSON_VERSION_PATCH != 2 + #warning "Already included a different version of the library!" + #endif + #endif +#endif + +#define NLOHMANN_JSON_VERSION_MAJOR 3 // NOLINT(modernize-macro-to-enum) +#define NLOHMANN_JSON_VERSION_MINOR 11 // NOLINT(modernize-macro-to-enum) +#define NLOHMANN_JSON_VERSION_PATCH 2 // NOLINT(modernize-macro-to-enum) + +#ifndef JSON_DIAGNOSTICS + #define JSON_DIAGNOSTICS 0 +#endif + +#ifndef JSON_USE_LEGACY_DISCARDED_VALUE_COMPARISON + #define JSON_USE_LEGACY_DISCARDED_VALUE_COMPARISON 0 +#endif + +#if JSON_DIAGNOSTICS + #define NLOHMANN_JSON_ABI_TAG_DIAGNOSTICS _diag +#else + #define NLOHMANN_JSON_ABI_TAG_DIAGNOSTICS +#endif + +#if JSON_USE_LEGACY_DISCARDED_VALUE_COMPARISON + #define NLOHMANN_JSON_ABI_TAG_LEGACY_DISCARDED_VALUE_COMPARISON _ldvcmp +#else + #define NLOHMANN_JSON_ABI_TAG_LEGACY_DISCARDED_VALUE_COMPARISON +#endif + +#ifndef NLOHMANN_JSON_NAMESPACE_NO_VERSION + #define NLOHMANN_JSON_NAMESPACE_NO_VERSION 0 +#endif + +// Construct the namespace ABI tags component +#define NLOHMANN_JSON_ABI_TAGS_CONCAT_EX(a, b) json_abi ## a ## b +#define NLOHMANN_JSON_ABI_TAGS_CONCAT(a, b) \ + NLOHMANN_JSON_ABI_TAGS_CONCAT_EX(a, b) + +#define NLOHMANN_JSON_ABI_TAGS \ + NLOHMANN_JSON_ABI_TAGS_CONCAT( \ + NLOHMANN_JSON_ABI_TAG_DIAGNOSTICS, \ + NLOHMANN_JSON_ABI_TAG_LEGACY_DISCARDED_VALUE_COMPARISON) + +// Construct the namespace version component +#define NLOHMANN_JSON_NAMESPACE_VERSION_CONCAT_EX(major, minor, patch) \ + _v ## major ## _ ## minor ## _ ## patch +#define NLOHMANN_JSON_NAMESPACE_VERSION_CONCAT(major, minor, patch) \ + NLOHMANN_JSON_NAMESPACE_VERSION_CONCAT_EX(major, minor, patch) + +#if NLOHMANN_JSON_NAMESPACE_NO_VERSION +#define NLOHMANN_JSON_NAMESPACE_VERSION +#else +#define NLOHMANN_JSON_NAMESPACE_VERSION \ + NLOHMANN_JSON_NAMESPACE_VERSION_CONCAT(NLOHMANN_JSON_VERSION_MAJOR, \ + NLOHMANN_JSON_VERSION_MINOR, \ + NLOHMANN_JSON_VERSION_PATCH) +#endif + +// Combine namespace components +#define NLOHMANN_JSON_NAMESPACE_CONCAT_EX(a, b) a ## b +#define NLOHMANN_JSON_NAMESPACE_CONCAT(a, b) \ + NLOHMANN_JSON_NAMESPACE_CONCAT_EX(a, b) + +#ifndef NLOHMANN_JSON_NAMESPACE +#define NLOHMANN_JSON_NAMESPACE \ + nlohmann::NLOHMANN_JSON_NAMESPACE_CONCAT( \ + NLOHMANN_JSON_ABI_TAGS, \ + NLOHMANN_JSON_NAMESPACE_VERSION) +#endif + +#ifndef NLOHMANN_JSON_NAMESPACE_BEGIN +#define NLOHMANN_JSON_NAMESPACE_BEGIN \ + namespace nlohmann \ + { \ + inline namespace NLOHMANN_JSON_NAMESPACE_CONCAT( \ + NLOHMANN_JSON_ABI_TAGS, \ + NLOHMANN_JSON_NAMESPACE_VERSION) \ + { +#endif + +#ifndef NLOHMANN_JSON_NAMESPACE_END +#define NLOHMANN_JSON_NAMESPACE_END \ + } /* namespace (inline namespace) NOLINT(readability/namespace) */ \ + } // namespace nlohmann +#endif + +// #include +// __ _____ _____ _____ +// __| | __| | | | JSON for Modern C++ +// | | |__ | | | | | | version 3.11.2 +// |_____|_____|_____|_|___| https://github.com/nlohmann/json +// +// SPDX-FileCopyrightText: 2013-2022 Niels Lohmann +// SPDX-License-Identifier: MIT + + + +#include // transform +#include // array +#include // forward_list +#include // inserter, front_inserter, end +#include // map +#include // string +#include // tuple, make_tuple +#include // is_arithmetic, is_same, is_enum, underlying_type, is_convertible +#include // unordered_map +#include // pair, declval +#include // valarray + +// #include +// __ _____ _____ _____ +// __| | __| | | | JSON for Modern C++ +// | | |__ | | | | | | version 3.11.2 +// |_____|_____|_____|_|___| https://github.com/nlohmann/json +// +// SPDX-FileCopyrightText: 2013-2022 Niels Lohmann +// SPDX-License-Identifier: MIT + + + +#include // nullptr_t +#include // exception +#include // runtime_error +#include // to_string +#include // vector + +// #include +// __ _____ _____ _____ +// __| | __| | | | JSON for Modern C++ +// | | |__ | | | | | | version 3.11.2 +// |_____|_____|_____|_|___| https://github.com/nlohmann/json +// +// SPDX-FileCopyrightText: 2013-2022 Niels Lohmann +// SPDX-License-Identifier: MIT + + + +#include // array +#include // size_t +#include // uint8_t +#include // string + +// #include +// __ _____ _____ _____ +// __| | __| | | | JSON for Modern C++ +// | | |__ | | | | | | version 3.11.2 +// |_____|_____|_____|_|___| https://github.com/nlohmann/json +// +// SPDX-FileCopyrightText: 2013-2022 Niels Lohmann +// SPDX-License-Identifier: MIT + + + +#include // declval, pair +// #include +// __ _____ _____ _____ +// __| | __| | | | JSON for Modern C++ +// | | |__ | | | | | | version 3.11.2 +// |_____|_____|_____|_|___| https://github.com/nlohmann/json +// +// SPDX-FileCopyrightText: 2013-2022 Niels Lohmann +// SPDX-License-Identifier: MIT + + + +#include + +// #include +// __ _____ _____ _____ +// __| | __| | | | JSON for Modern C++ +// | | |__ | | | | | | version 3.11.2 +// |_____|_____|_____|_|___| https://github.com/nlohmann/json +// +// SPDX-FileCopyrightText: 2013-2022 Niels Lohmann +// SPDX-License-Identifier: MIT + + + +// #include + + +NLOHMANN_JSON_NAMESPACE_BEGIN +namespace detail +{ + +template struct make_void +{ + using type = void; +}; +template using void_t = typename make_void::type; + +} // namespace detail +NLOHMANN_JSON_NAMESPACE_END + + +NLOHMANN_JSON_NAMESPACE_BEGIN +namespace detail +{ + +// https://en.cppreference.com/w/cpp/experimental/is_detected +struct nonesuch +{ + nonesuch() = delete; + ~nonesuch() = delete; + nonesuch(nonesuch const&) = delete; + nonesuch(nonesuch const&&) = delete; + void operator=(nonesuch const&) = delete; + void operator=(nonesuch&&) = delete; +}; + +template class Op, + class... Args> +struct detector +{ + using value_t = std::false_type; + using type = Default; +}; + +template class Op, class... Args> +struct detector>, Op, Args...> +{ + using value_t = std::true_type; + using type = Op; +}; + +template class Op, class... Args> +using is_detected = typename detector::value_t; + +template class Op, class... Args> +struct is_detected_lazy : is_detected { }; + +template class Op, class... Args> +using detected_t = typename detector::type; + +template class Op, class... Args> +using detected_or = detector; + +template class Op, class... Args> +using detected_or_t = typename detected_or::type; + +template class Op, class... Args> +using is_detected_exact = std::is_same>; + +template class Op, class... Args> +using is_detected_convertible = + std::is_convertible, To>; + +} // namespace detail +NLOHMANN_JSON_NAMESPACE_END + +// #include + + +// __ _____ _____ _____ +// __| | __| | | | JSON for Modern C++ +// | | |__ | | | | | | version 3.11.2 +// |_____|_____|_____|_|___| https://github.com/nlohmann/json +// +// SPDX-FileCopyrightText: 2013-2022 Niels Lohmann +// SPDX-FileCopyrightText: 2016-2021 Evan Nemerson +// SPDX-License-Identifier: MIT + +/* Hedley - https://nemequ.github.io/hedley + * Created by Evan Nemerson + */ + +#if !defined(JSON_HEDLEY_VERSION) || (JSON_HEDLEY_VERSION < 15) +#if defined(JSON_HEDLEY_VERSION) + #undef JSON_HEDLEY_VERSION +#endif +#define JSON_HEDLEY_VERSION 15 + +#if defined(JSON_HEDLEY_STRINGIFY_EX) + #undef JSON_HEDLEY_STRINGIFY_EX +#endif +#define JSON_HEDLEY_STRINGIFY_EX(x) #x + +#if defined(JSON_HEDLEY_STRINGIFY) + #undef JSON_HEDLEY_STRINGIFY +#endif +#define JSON_HEDLEY_STRINGIFY(x) JSON_HEDLEY_STRINGIFY_EX(x) + +#if defined(JSON_HEDLEY_CONCAT_EX) + #undef JSON_HEDLEY_CONCAT_EX +#endif +#define JSON_HEDLEY_CONCAT_EX(a,b) a##b + +#if defined(JSON_HEDLEY_CONCAT) + #undef JSON_HEDLEY_CONCAT +#endif +#define JSON_HEDLEY_CONCAT(a,b) JSON_HEDLEY_CONCAT_EX(a,b) + +#if defined(JSON_HEDLEY_CONCAT3_EX) + #undef JSON_HEDLEY_CONCAT3_EX +#endif +#define JSON_HEDLEY_CONCAT3_EX(a,b,c) a##b##c + +#if defined(JSON_HEDLEY_CONCAT3) + #undef JSON_HEDLEY_CONCAT3 +#endif +#define JSON_HEDLEY_CONCAT3(a,b,c) JSON_HEDLEY_CONCAT3_EX(a,b,c) + +#if defined(JSON_HEDLEY_VERSION_ENCODE) + #undef JSON_HEDLEY_VERSION_ENCODE +#endif +#define JSON_HEDLEY_VERSION_ENCODE(major,minor,revision) (((major) * 1000000) + ((minor) * 1000) + (revision)) + +#if defined(JSON_HEDLEY_VERSION_DECODE_MAJOR) + #undef JSON_HEDLEY_VERSION_DECODE_MAJOR +#endif +#define JSON_HEDLEY_VERSION_DECODE_MAJOR(version) ((version) / 1000000) + +#if defined(JSON_HEDLEY_VERSION_DECODE_MINOR) + #undef JSON_HEDLEY_VERSION_DECODE_MINOR +#endif +#define JSON_HEDLEY_VERSION_DECODE_MINOR(version) (((version) % 1000000) / 1000) + +#if defined(JSON_HEDLEY_VERSION_DECODE_REVISION) + #undef JSON_HEDLEY_VERSION_DECODE_REVISION +#endif +#define JSON_HEDLEY_VERSION_DECODE_REVISION(version) ((version) % 1000) + +#if defined(JSON_HEDLEY_GNUC_VERSION) + #undef JSON_HEDLEY_GNUC_VERSION +#endif +#if defined(__GNUC__) && defined(__GNUC_PATCHLEVEL__) + #define JSON_HEDLEY_GNUC_VERSION JSON_HEDLEY_VERSION_ENCODE(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__) +#elif defined(__GNUC__) + #define JSON_HEDLEY_GNUC_VERSION JSON_HEDLEY_VERSION_ENCODE(__GNUC__, __GNUC_MINOR__, 0) +#endif + +#if defined(JSON_HEDLEY_GNUC_VERSION_CHECK) + #undef JSON_HEDLEY_GNUC_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_GNUC_VERSION) + #define JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_GNUC_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_MSVC_VERSION) + #undef JSON_HEDLEY_MSVC_VERSION +#endif +#if defined(_MSC_FULL_VER) && (_MSC_FULL_VER >= 140000000) && !defined(__ICL) + #define JSON_HEDLEY_MSVC_VERSION JSON_HEDLEY_VERSION_ENCODE(_MSC_FULL_VER / 10000000, (_MSC_FULL_VER % 10000000) / 100000, (_MSC_FULL_VER % 100000) / 100) +#elif defined(_MSC_FULL_VER) && !defined(__ICL) + #define JSON_HEDLEY_MSVC_VERSION JSON_HEDLEY_VERSION_ENCODE(_MSC_FULL_VER / 1000000, (_MSC_FULL_VER % 1000000) / 10000, (_MSC_FULL_VER % 10000) / 10) +#elif defined(_MSC_VER) && !defined(__ICL) + #define JSON_HEDLEY_MSVC_VERSION JSON_HEDLEY_VERSION_ENCODE(_MSC_VER / 100, _MSC_VER % 100, 0) +#endif + +#if defined(JSON_HEDLEY_MSVC_VERSION_CHECK) + #undef JSON_HEDLEY_MSVC_VERSION_CHECK +#endif +#if !defined(JSON_HEDLEY_MSVC_VERSION) + #define JSON_HEDLEY_MSVC_VERSION_CHECK(major,minor,patch) (0) +#elif defined(_MSC_VER) && (_MSC_VER >= 1400) + #define JSON_HEDLEY_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_FULL_VER >= ((major * 10000000) + (minor * 100000) + (patch))) +#elif defined(_MSC_VER) && (_MSC_VER >= 1200) + #define JSON_HEDLEY_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_FULL_VER >= ((major * 1000000) + (minor * 10000) + (patch))) +#else + #define JSON_HEDLEY_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_VER >= ((major * 100) + (minor))) +#endif + +#if defined(JSON_HEDLEY_INTEL_VERSION) + #undef JSON_HEDLEY_INTEL_VERSION +#endif +#if defined(__INTEL_COMPILER) && defined(__INTEL_COMPILER_UPDATE) && !defined(__ICL) + #define JSON_HEDLEY_INTEL_VERSION JSON_HEDLEY_VERSION_ENCODE(__INTEL_COMPILER / 100, __INTEL_COMPILER % 100, __INTEL_COMPILER_UPDATE) +#elif defined(__INTEL_COMPILER) && !defined(__ICL) + #define JSON_HEDLEY_INTEL_VERSION JSON_HEDLEY_VERSION_ENCODE(__INTEL_COMPILER / 100, __INTEL_COMPILER % 100, 0) +#endif + +#if defined(JSON_HEDLEY_INTEL_VERSION_CHECK) + #undef JSON_HEDLEY_INTEL_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_INTEL_VERSION) + #define JSON_HEDLEY_INTEL_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_INTEL_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_INTEL_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_INTEL_CL_VERSION) + #undef JSON_HEDLEY_INTEL_CL_VERSION +#endif +#if defined(__INTEL_COMPILER) && defined(__INTEL_COMPILER_UPDATE) && defined(__ICL) + #define JSON_HEDLEY_INTEL_CL_VERSION JSON_HEDLEY_VERSION_ENCODE(__INTEL_COMPILER, __INTEL_COMPILER_UPDATE, 0) +#endif + +#if defined(JSON_HEDLEY_INTEL_CL_VERSION_CHECK) + #undef JSON_HEDLEY_INTEL_CL_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_INTEL_CL_VERSION) + #define JSON_HEDLEY_INTEL_CL_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_INTEL_CL_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_INTEL_CL_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_PGI_VERSION) + #undef JSON_HEDLEY_PGI_VERSION +#endif +#if defined(__PGI) && defined(__PGIC__) && defined(__PGIC_MINOR__) && defined(__PGIC_PATCHLEVEL__) + #define JSON_HEDLEY_PGI_VERSION JSON_HEDLEY_VERSION_ENCODE(__PGIC__, __PGIC_MINOR__, __PGIC_PATCHLEVEL__) +#endif + +#if defined(JSON_HEDLEY_PGI_VERSION_CHECK) + #undef JSON_HEDLEY_PGI_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_PGI_VERSION) + #define JSON_HEDLEY_PGI_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_PGI_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_PGI_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_SUNPRO_VERSION) + #undef JSON_HEDLEY_SUNPRO_VERSION +#endif +#if defined(__SUNPRO_C) && (__SUNPRO_C > 0x1000) + #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) +#elif defined(__SUNPRO_C) + #define JSON_HEDLEY_SUNPRO_VERSION JSON_HEDLEY_VERSION_ENCODE((__SUNPRO_C >> 8) & 0xf, (__SUNPRO_C >> 4) & 0xf, (__SUNPRO_C) & 0xf) +#elif defined(__SUNPRO_CC) && (__SUNPRO_CC > 0x1000) + #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) +#elif defined(__SUNPRO_CC) + #define JSON_HEDLEY_SUNPRO_VERSION JSON_HEDLEY_VERSION_ENCODE((__SUNPRO_CC >> 8) & 0xf, (__SUNPRO_CC >> 4) & 0xf, (__SUNPRO_CC) & 0xf) +#endif + +#if defined(JSON_HEDLEY_SUNPRO_VERSION_CHECK) + #undef JSON_HEDLEY_SUNPRO_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_SUNPRO_VERSION) + #define JSON_HEDLEY_SUNPRO_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_SUNPRO_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_SUNPRO_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_EMSCRIPTEN_VERSION) + #undef JSON_HEDLEY_EMSCRIPTEN_VERSION +#endif +#if defined(__EMSCRIPTEN__) + #define JSON_HEDLEY_EMSCRIPTEN_VERSION JSON_HEDLEY_VERSION_ENCODE(__EMSCRIPTEN_major__, __EMSCRIPTEN_minor__, __EMSCRIPTEN_tiny__) +#endif + +#if defined(JSON_HEDLEY_EMSCRIPTEN_VERSION_CHECK) + #undef JSON_HEDLEY_EMSCRIPTEN_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_EMSCRIPTEN_VERSION) + #define JSON_HEDLEY_EMSCRIPTEN_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_EMSCRIPTEN_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_EMSCRIPTEN_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_ARM_VERSION) + #undef JSON_HEDLEY_ARM_VERSION +#endif +#if defined(__CC_ARM) && defined(__ARMCOMPILER_VERSION) + #define JSON_HEDLEY_ARM_VERSION JSON_HEDLEY_VERSION_ENCODE(__ARMCOMPILER_VERSION / 1000000, (__ARMCOMPILER_VERSION % 1000000) / 10000, (__ARMCOMPILER_VERSION % 10000) / 100) +#elif defined(__CC_ARM) && defined(__ARMCC_VERSION) + #define JSON_HEDLEY_ARM_VERSION JSON_HEDLEY_VERSION_ENCODE(__ARMCC_VERSION / 1000000, (__ARMCC_VERSION % 1000000) / 10000, (__ARMCC_VERSION % 10000) / 100) +#endif + +#if defined(JSON_HEDLEY_ARM_VERSION_CHECK) + #undef JSON_HEDLEY_ARM_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_ARM_VERSION) + #define JSON_HEDLEY_ARM_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_ARM_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_ARM_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_IBM_VERSION) + #undef JSON_HEDLEY_IBM_VERSION +#endif +#if defined(__ibmxl__) + #define JSON_HEDLEY_IBM_VERSION JSON_HEDLEY_VERSION_ENCODE(__ibmxl_version__, __ibmxl_release__, __ibmxl_modification__) +#elif defined(__xlC__) && defined(__xlC_ver__) + #define JSON_HEDLEY_IBM_VERSION JSON_HEDLEY_VERSION_ENCODE(__xlC__ >> 8, __xlC__ & 0xff, (__xlC_ver__ >> 8) & 0xff) +#elif defined(__xlC__) + #define JSON_HEDLEY_IBM_VERSION JSON_HEDLEY_VERSION_ENCODE(__xlC__ >> 8, __xlC__ & 0xff, 0) +#endif + +#if defined(JSON_HEDLEY_IBM_VERSION_CHECK) + #undef JSON_HEDLEY_IBM_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_IBM_VERSION) + #define JSON_HEDLEY_IBM_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_IBM_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_IBM_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_TI_VERSION) + #undef JSON_HEDLEY_TI_VERSION +#endif +#if \ + defined(__TI_COMPILER_VERSION__) && \ + ( \ + defined(__TMS470__) || defined(__TI_ARM__) || \ + defined(__MSP430__) || \ + defined(__TMS320C2000__) \ + ) +#if (__TI_COMPILER_VERSION__ >= 16000000) + #define JSON_HEDLEY_TI_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) +#endif +#endif + +#if defined(JSON_HEDLEY_TI_VERSION_CHECK) + #undef JSON_HEDLEY_TI_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_TI_VERSION) + #define JSON_HEDLEY_TI_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_TI_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_TI_CL2000_VERSION) + #undef JSON_HEDLEY_TI_CL2000_VERSION +#endif +#if defined(__TI_COMPILER_VERSION__) && defined(__TMS320C2000__) + #define JSON_HEDLEY_TI_CL2000_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) +#endif + +#if defined(JSON_HEDLEY_TI_CL2000_VERSION_CHECK) + #undef JSON_HEDLEY_TI_CL2000_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_TI_CL2000_VERSION) + #define JSON_HEDLEY_TI_CL2000_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_CL2000_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_TI_CL2000_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_TI_CL430_VERSION) + #undef JSON_HEDLEY_TI_CL430_VERSION +#endif +#if defined(__TI_COMPILER_VERSION__) && defined(__MSP430__) + #define JSON_HEDLEY_TI_CL430_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) +#endif + +#if defined(JSON_HEDLEY_TI_CL430_VERSION_CHECK) + #undef JSON_HEDLEY_TI_CL430_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_TI_CL430_VERSION) + #define JSON_HEDLEY_TI_CL430_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_CL430_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_TI_CL430_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_TI_ARMCL_VERSION) + #undef JSON_HEDLEY_TI_ARMCL_VERSION +#endif +#if defined(__TI_COMPILER_VERSION__) && (defined(__TMS470__) || defined(__TI_ARM__)) + #define JSON_HEDLEY_TI_ARMCL_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) +#endif + +#if defined(JSON_HEDLEY_TI_ARMCL_VERSION_CHECK) + #undef JSON_HEDLEY_TI_ARMCL_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_TI_ARMCL_VERSION) + #define JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_ARMCL_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_TI_CL6X_VERSION) + #undef JSON_HEDLEY_TI_CL6X_VERSION +#endif +#if defined(__TI_COMPILER_VERSION__) && defined(__TMS320C6X__) + #define JSON_HEDLEY_TI_CL6X_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) +#endif + +#if defined(JSON_HEDLEY_TI_CL6X_VERSION_CHECK) + #undef JSON_HEDLEY_TI_CL6X_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_TI_CL6X_VERSION) + #define JSON_HEDLEY_TI_CL6X_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_CL6X_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_TI_CL6X_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_TI_CL7X_VERSION) + #undef JSON_HEDLEY_TI_CL7X_VERSION +#endif +#if defined(__TI_COMPILER_VERSION__) && defined(__C7000__) + #define JSON_HEDLEY_TI_CL7X_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) +#endif + +#if defined(JSON_HEDLEY_TI_CL7X_VERSION_CHECK) + #undef JSON_HEDLEY_TI_CL7X_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_TI_CL7X_VERSION) + #define JSON_HEDLEY_TI_CL7X_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_CL7X_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_TI_CL7X_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_TI_CLPRU_VERSION) + #undef JSON_HEDLEY_TI_CLPRU_VERSION +#endif +#if defined(__TI_COMPILER_VERSION__) && defined(__PRU__) + #define JSON_HEDLEY_TI_CLPRU_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) +#endif + +#if defined(JSON_HEDLEY_TI_CLPRU_VERSION_CHECK) + #undef JSON_HEDLEY_TI_CLPRU_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_TI_CLPRU_VERSION) + #define JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_CLPRU_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_CRAY_VERSION) + #undef JSON_HEDLEY_CRAY_VERSION +#endif +#if defined(_CRAYC) + #if defined(_RELEASE_PATCHLEVEL) + #define JSON_HEDLEY_CRAY_VERSION JSON_HEDLEY_VERSION_ENCODE(_RELEASE_MAJOR, _RELEASE_MINOR, _RELEASE_PATCHLEVEL) + #else + #define JSON_HEDLEY_CRAY_VERSION JSON_HEDLEY_VERSION_ENCODE(_RELEASE_MAJOR, _RELEASE_MINOR, 0) + #endif +#endif + +#if defined(JSON_HEDLEY_CRAY_VERSION_CHECK) + #undef JSON_HEDLEY_CRAY_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_CRAY_VERSION) + #define JSON_HEDLEY_CRAY_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_CRAY_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_CRAY_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_IAR_VERSION) + #undef JSON_HEDLEY_IAR_VERSION +#endif +#if defined(__IAR_SYSTEMS_ICC__) + #if __VER__ > 1000 + #define JSON_HEDLEY_IAR_VERSION JSON_HEDLEY_VERSION_ENCODE((__VER__ / 1000000), ((__VER__ / 1000) % 1000), (__VER__ % 1000)) + #else + #define JSON_HEDLEY_IAR_VERSION JSON_HEDLEY_VERSION_ENCODE(__VER__ / 100, __VER__ % 100, 0) + #endif +#endif + +#if defined(JSON_HEDLEY_IAR_VERSION_CHECK) + #undef JSON_HEDLEY_IAR_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_IAR_VERSION) + #define JSON_HEDLEY_IAR_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_IAR_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_IAR_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_TINYC_VERSION) + #undef JSON_HEDLEY_TINYC_VERSION +#endif +#if defined(__TINYC__) + #define JSON_HEDLEY_TINYC_VERSION JSON_HEDLEY_VERSION_ENCODE(__TINYC__ / 1000, (__TINYC__ / 100) % 10, __TINYC__ % 100) +#endif + +#if defined(JSON_HEDLEY_TINYC_VERSION_CHECK) + #undef JSON_HEDLEY_TINYC_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_TINYC_VERSION) + #define JSON_HEDLEY_TINYC_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TINYC_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_TINYC_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_DMC_VERSION) + #undef JSON_HEDLEY_DMC_VERSION +#endif +#if defined(__DMC__) + #define JSON_HEDLEY_DMC_VERSION JSON_HEDLEY_VERSION_ENCODE(__DMC__ >> 8, (__DMC__ >> 4) & 0xf, __DMC__ & 0xf) +#endif + +#if defined(JSON_HEDLEY_DMC_VERSION_CHECK) + #undef JSON_HEDLEY_DMC_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_DMC_VERSION) + #define JSON_HEDLEY_DMC_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_DMC_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_DMC_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_COMPCERT_VERSION) + #undef JSON_HEDLEY_COMPCERT_VERSION +#endif +#if defined(__COMPCERT_VERSION__) + #define JSON_HEDLEY_COMPCERT_VERSION JSON_HEDLEY_VERSION_ENCODE(__COMPCERT_VERSION__ / 10000, (__COMPCERT_VERSION__ / 100) % 100, __COMPCERT_VERSION__ % 100) +#endif + +#if defined(JSON_HEDLEY_COMPCERT_VERSION_CHECK) + #undef JSON_HEDLEY_COMPCERT_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_COMPCERT_VERSION) + #define JSON_HEDLEY_COMPCERT_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_COMPCERT_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_COMPCERT_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_PELLES_VERSION) + #undef JSON_HEDLEY_PELLES_VERSION +#endif +#if defined(__POCC__) + #define JSON_HEDLEY_PELLES_VERSION JSON_HEDLEY_VERSION_ENCODE(__POCC__ / 100, __POCC__ % 100, 0) +#endif + +#if defined(JSON_HEDLEY_PELLES_VERSION_CHECK) + #undef JSON_HEDLEY_PELLES_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_PELLES_VERSION) + #define JSON_HEDLEY_PELLES_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_PELLES_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_PELLES_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_MCST_LCC_VERSION) + #undef JSON_HEDLEY_MCST_LCC_VERSION +#endif +#if defined(__LCC__) && defined(__LCC_MINOR__) + #define JSON_HEDLEY_MCST_LCC_VERSION JSON_HEDLEY_VERSION_ENCODE(__LCC__ / 100, __LCC__ % 100, __LCC_MINOR__) +#endif + +#if defined(JSON_HEDLEY_MCST_LCC_VERSION_CHECK) + #undef JSON_HEDLEY_MCST_LCC_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_MCST_LCC_VERSION) + #define JSON_HEDLEY_MCST_LCC_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_MCST_LCC_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_MCST_LCC_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_GCC_VERSION) + #undef JSON_HEDLEY_GCC_VERSION +#endif +#if \ + defined(JSON_HEDLEY_GNUC_VERSION) && \ + !defined(__clang__) && \ + !defined(JSON_HEDLEY_INTEL_VERSION) && \ + !defined(JSON_HEDLEY_PGI_VERSION) && \ + !defined(JSON_HEDLEY_ARM_VERSION) && \ + !defined(JSON_HEDLEY_CRAY_VERSION) && \ + !defined(JSON_HEDLEY_TI_VERSION) && \ + !defined(JSON_HEDLEY_TI_ARMCL_VERSION) && \ + !defined(JSON_HEDLEY_TI_CL430_VERSION) && \ + !defined(JSON_HEDLEY_TI_CL2000_VERSION) && \ + !defined(JSON_HEDLEY_TI_CL6X_VERSION) && \ + !defined(JSON_HEDLEY_TI_CL7X_VERSION) && \ + !defined(JSON_HEDLEY_TI_CLPRU_VERSION) && \ + !defined(__COMPCERT__) && \ + !defined(JSON_HEDLEY_MCST_LCC_VERSION) + #define JSON_HEDLEY_GCC_VERSION JSON_HEDLEY_GNUC_VERSION +#endif + +#if defined(JSON_HEDLEY_GCC_VERSION_CHECK) + #undef JSON_HEDLEY_GCC_VERSION_CHECK +#endif +#if defined(JSON_HEDLEY_GCC_VERSION) + #define JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_GCC_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) +#else + #define JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) (0) +#endif + +#if defined(JSON_HEDLEY_HAS_ATTRIBUTE) + #undef JSON_HEDLEY_HAS_ATTRIBUTE +#endif +#if \ + defined(__has_attribute) && \ + ( \ + (!defined(JSON_HEDLEY_IAR_VERSION) || JSON_HEDLEY_IAR_VERSION_CHECK(8,5,9)) \ + ) +# define JSON_HEDLEY_HAS_ATTRIBUTE(attribute) __has_attribute(attribute) +#else +# define JSON_HEDLEY_HAS_ATTRIBUTE(attribute) (0) +#endif + +#if defined(JSON_HEDLEY_GNUC_HAS_ATTRIBUTE) + #undef JSON_HEDLEY_GNUC_HAS_ATTRIBUTE +#endif +#if defined(__has_attribute) + #define JSON_HEDLEY_GNUC_HAS_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_HAS_ATTRIBUTE(attribute) +#else + #define JSON_HEDLEY_GNUC_HAS_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(JSON_HEDLEY_GCC_HAS_ATTRIBUTE) + #undef JSON_HEDLEY_GCC_HAS_ATTRIBUTE +#endif +#if defined(__has_attribute) + #define JSON_HEDLEY_GCC_HAS_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_HAS_ATTRIBUTE(attribute) +#else + #define JSON_HEDLEY_GCC_HAS_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(JSON_HEDLEY_HAS_CPP_ATTRIBUTE) + #undef JSON_HEDLEY_HAS_CPP_ATTRIBUTE +#endif +#if \ + defined(__has_cpp_attribute) && \ + defined(__cplusplus) && \ + (!defined(JSON_HEDLEY_SUNPRO_VERSION) || JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,15,0)) + #define JSON_HEDLEY_HAS_CPP_ATTRIBUTE(attribute) __has_cpp_attribute(attribute) +#else + #define JSON_HEDLEY_HAS_CPP_ATTRIBUTE(attribute) (0) +#endif + +#if defined(JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS) + #undef JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS +#endif +#if !defined(__cplusplus) || !defined(__has_cpp_attribute) + #define JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS(ns,attribute) (0) +#elif \ + !defined(JSON_HEDLEY_PGI_VERSION) && \ + !defined(JSON_HEDLEY_IAR_VERSION) && \ + (!defined(JSON_HEDLEY_SUNPRO_VERSION) || JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,15,0)) && \ + (!defined(JSON_HEDLEY_MSVC_VERSION) || JSON_HEDLEY_MSVC_VERSION_CHECK(19,20,0)) + #define JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS(ns,attribute) JSON_HEDLEY_HAS_CPP_ATTRIBUTE(ns::attribute) +#else + #define JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS(ns,attribute) (0) +#endif + +#if defined(JSON_HEDLEY_GNUC_HAS_CPP_ATTRIBUTE) + #undef JSON_HEDLEY_GNUC_HAS_CPP_ATTRIBUTE +#endif +#if defined(__has_cpp_attribute) && defined(__cplusplus) + #define JSON_HEDLEY_GNUC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) __has_cpp_attribute(attribute) +#else + #define JSON_HEDLEY_GNUC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(JSON_HEDLEY_GCC_HAS_CPP_ATTRIBUTE) + #undef JSON_HEDLEY_GCC_HAS_CPP_ATTRIBUTE +#endif +#if defined(__has_cpp_attribute) && defined(__cplusplus) + #define JSON_HEDLEY_GCC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) __has_cpp_attribute(attribute) +#else + #define JSON_HEDLEY_GCC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(JSON_HEDLEY_HAS_BUILTIN) + #undef JSON_HEDLEY_HAS_BUILTIN +#endif +#if defined(__has_builtin) + #define JSON_HEDLEY_HAS_BUILTIN(builtin) __has_builtin(builtin) +#else + #define JSON_HEDLEY_HAS_BUILTIN(builtin) (0) +#endif + +#if defined(JSON_HEDLEY_GNUC_HAS_BUILTIN) + #undef JSON_HEDLEY_GNUC_HAS_BUILTIN +#endif +#if defined(__has_builtin) + #define JSON_HEDLEY_GNUC_HAS_BUILTIN(builtin,major,minor,patch) __has_builtin(builtin) +#else + #define JSON_HEDLEY_GNUC_HAS_BUILTIN(builtin,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(JSON_HEDLEY_GCC_HAS_BUILTIN) + #undef JSON_HEDLEY_GCC_HAS_BUILTIN +#endif +#if defined(__has_builtin) + #define JSON_HEDLEY_GCC_HAS_BUILTIN(builtin,major,minor,patch) __has_builtin(builtin) +#else + #define JSON_HEDLEY_GCC_HAS_BUILTIN(builtin,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(JSON_HEDLEY_HAS_FEATURE) + #undef JSON_HEDLEY_HAS_FEATURE +#endif +#if defined(__has_feature) + #define JSON_HEDLEY_HAS_FEATURE(feature) __has_feature(feature) +#else + #define JSON_HEDLEY_HAS_FEATURE(feature) (0) +#endif + +#if defined(JSON_HEDLEY_GNUC_HAS_FEATURE) + #undef JSON_HEDLEY_GNUC_HAS_FEATURE +#endif +#if defined(__has_feature) + #define JSON_HEDLEY_GNUC_HAS_FEATURE(feature,major,minor,patch) __has_feature(feature) +#else + #define JSON_HEDLEY_GNUC_HAS_FEATURE(feature,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(JSON_HEDLEY_GCC_HAS_FEATURE) + #undef JSON_HEDLEY_GCC_HAS_FEATURE +#endif +#if defined(__has_feature) + #define JSON_HEDLEY_GCC_HAS_FEATURE(feature,major,minor,patch) __has_feature(feature) +#else + #define JSON_HEDLEY_GCC_HAS_FEATURE(feature,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(JSON_HEDLEY_HAS_EXTENSION) + #undef JSON_HEDLEY_HAS_EXTENSION +#endif +#if defined(__has_extension) + #define JSON_HEDLEY_HAS_EXTENSION(extension) __has_extension(extension) +#else + #define JSON_HEDLEY_HAS_EXTENSION(extension) (0) +#endif + +#if defined(JSON_HEDLEY_GNUC_HAS_EXTENSION) + #undef JSON_HEDLEY_GNUC_HAS_EXTENSION +#endif +#if defined(__has_extension) + #define JSON_HEDLEY_GNUC_HAS_EXTENSION(extension,major,minor,patch) __has_extension(extension) +#else + #define JSON_HEDLEY_GNUC_HAS_EXTENSION(extension,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(JSON_HEDLEY_GCC_HAS_EXTENSION) + #undef JSON_HEDLEY_GCC_HAS_EXTENSION +#endif +#if defined(__has_extension) + #define JSON_HEDLEY_GCC_HAS_EXTENSION(extension,major,minor,patch) __has_extension(extension) +#else + #define JSON_HEDLEY_GCC_HAS_EXTENSION(extension,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(JSON_HEDLEY_HAS_DECLSPEC_ATTRIBUTE) + #undef JSON_HEDLEY_HAS_DECLSPEC_ATTRIBUTE +#endif +#if defined(__has_declspec_attribute) + #define JSON_HEDLEY_HAS_DECLSPEC_ATTRIBUTE(attribute) __has_declspec_attribute(attribute) +#else + #define JSON_HEDLEY_HAS_DECLSPEC_ATTRIBUTE(attribute) (0) +#endif + +#if defined(JSON_HEDLEY_GNUC_HAS_DECLSPEC_ATTRIBUTE) + #undef JSON_HEDLEY_GNUC_HAS_DECLSPEC_ATTRIBUTE +#endif +#if defined(__has_declspec_attribute) + #define JSON_HEDLEY_GNUC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) __has_declspec_attribute(attribute) +#else + #define JSON_HEDLEY_GNUC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(JSON_HEDLEY_GCC_HAS_DECLSPEC_ATTRIBUTE) + #undef JSON_HEDLEY_GCC_HAS_DECLSPEC_ATTRIBUTE +#endif +#if defined(__has_declspec_attribute) + #define JSON_HEDLEY_GCC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) __has_declspec_attribute(attribute) +#else + #define JSON_HEDLEY_GCC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(JSON_HEDLEY_HAS_WARNING) + #undef JSON_HEDLEY_HAS_WARNING +#endif +#if defined(__has_warning) + #define JSON_HEDLEY_HAS_WARNING(warning) __has_warning(warning) +#else + #define JSON_HEDLEY_HAS_WARNING(warning) (0) +#endif + +#if defined(JSON_HEDLEY_GNUC_HAS_WARNING) + #undef JSON_HEDLEY_GNUC_HAS_WARNING +#endif +#if defined(__has_warning) + #define JSON_HEDLEY_GNUC_HAS_WARNING(warning,major,minor,patch) __has_warning(warning) +#else + #define JSON_HEDLEY_GNUC_HAS_WARNING(warning,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(JSON_HEDLEY_GCC_HAS_WARNING) + #undef JSON_HEDLEY_GCC_HAS_WARNING +#endif +#if defined(__has_warning) + #define JSON_HEDLEY_GCC_HAS_WARNING(warning,major,minor,patch) __has_warning(warning) +#else + #define JSON_HEDLEY_GCC_HAS_WARNING(warning,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) +#endif + +#if \ + (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)) || \ + defined(__clang__) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(3,0,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) || \ + JSON_HEDLEY_PGI_VERSION_CHECK(18,4,0) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ + JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,7,0) || \ + JSON_HEDLEY_TI_CL430_VERSION_CHECK(2,0,1) || \ + JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,1,0) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,0,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ + JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + JSON_HEDLEY_CRAY_VERSION_CHECK(5,0,0) || \ + JSON_HEDLEY_TINYC_VERSION_CHECK(0,9,17) || \ + JSON_HEDLEY_SUNPRO_VERSION_CHECK(8,0,0) || \ + (JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) && defined(__C99_PRAGMA_OPERATOR)) + #define JSON_HEDLEY_PRAGMA(value) _Pragma(#value) +#elif JSON_HEDLEY_MSVC_VERSION_CHECK(15,0,0) + #define JSON_HEDLEY_PRAGMA(value) __pragma(value) +#else + #define JSON_HEDLEY_PRAGMA(value) +#endif + +#if defined(JSON_HEDLEY_DIAGNOSTIC_PUSH) + #undef JSON_HEDLEY_DIAGNOSTIC_PUSH +#endif +#if defined(JSON_HEDLEY_DIAGNOSTIC_POP) + #undef JSON_HEDLEY_DIAGNOSTIC_POP +#endif +#if defined(__clang__) + #define JSON_HEDLEY_DIAGNOSTIC_PUSH _Pragma("clang diagnostic push") + #define JSON_HEDLEY_DIAGNOSTIC_POP _Pragma("clang diagnostic pop") +#elif JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) + #define JSON_HEDLEY_DIAGNOSTIC_PUSH _Pragma("warning(push)") + #define JSON_HEDLEY_DIAGNOSTIC_POP _Pragma("warning(pop)") +#elif JSON_HEDLEY_GCC_VERSION_CHECK(4,6,0) + #define JSON_HEDLEY_DIAGNOSTIC_PUSH _Pragma("GCC diagnostic push") + #define JSON_HEDLEY_DIAGNOSTIC_POP _Pragma("GCC diagnostic pop") +#elif \ + JSON_HEDLEY_MSVC_VERSION_CHECK(15,0,0) || \ + JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) + #define JSON_HEDLEY_DIAGNOSTIC_PUSH __pragma(warning(push)) + #define JSON_HEDLEY_DIAGNOSTIC_POP __pragma(warning(pop)) +#elif JSON_HEDLEY_ARM_VERSION_CHECK(5,6,0) + #define JSON_HEDLEY_DIAGNOSTIC_PUSH _Pragma("push") + #define JSON_HEDLEY_DIAGNOSTIC_POP _Pragma("pop") +#elif \ + JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ + JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,4,0) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,1,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ + JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) + #define JSON_HEDLEY_DIAGNOSTIC_PUSH _Pragma("diag_push") + #define JSON_HEDLEY_DIAGNOSTIC_POP _Pragma("diag_pop") +#elif JSON_HEDLEY_PELLES_VERSION_CHECK(2,90,0) + #define JSON_HEDLEY_DIAGNOSTIC_PUSH _Pragma("warning(push)") + #define JSON_HEDLEY_DIAGNOSTIC_POP _Pragma("warning(pop)") +#else + #define JSON_HEDLEY_DIAGNOSTIC_PUSH + #define JSON_HEDLEY_DIAGNOSTIC_POP +#endif + +/* JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_ is for + HEDLEY INTERNAL USE ONLY. API subject to change without notice. */ +#if defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_) + #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_ +#endif +#if defined(__cplusplus) +# if JSON_HEDLEY_HAS_WARNING("-Wc++98-compat") +# if JSON_HEDLEY_HAS_WARNING("-Wc++17-extensions") +# if JSON_HEDLEY_HAS_WARNING("-Wc++1z-extensions") +# define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(xpr) \ + JSON_HEDLEY_DIAGNOSTIC_PUSH \ + _Pragma("clang diagnostic ignored \"-Wc++98-compat\"") \ + _Pragma("clang diagnostic ignored \"-Wc++17-extensions\"") \ + _Pragma("clang diagnostic ignored \"-Wc++1z-extensions\"") \ + xpr \ + JSON_HEDLEY_DIAGNOSTIC_POP +# else +# define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(xpr) \ + JSON_HEDLEY_DIAGNOSTIC_PUSH \ + _Pragma("clang diagnostic ignored \"-Wc++98-compat\"") \ + _Pragma("clang diagnostic ignored \"-Wc++17-extensions\"") \ + xpr \ + JSON_HEDLEY_DIAGNOSTIC_POP +# endif +# else +# define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(xpr) \ + JSON_HEDLEY_DIAGNOSTIC_PUSH \ + _Pragma("clang diagnostic ignored \"-Wc++98-compat\"") \ + xpr \ + JSON_HEDLEY_DIAGNOSTIC_POP +# endif +# endif +#endif +#if !defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(x) x +#endif + +#if defined(JSON_HEDLEY_CONST_CAST) + #undef JSON_HEDLEY_CONST_CAST +#endif +#if defined(__cplusplus) +# define JSON_HEDLEY_CONST_CAST(T, expr) (const_cast(expr)) +#elif \ + JSON_HEDLEY_HAS_WARNING("-Wcast-qual") || \ + JSON_HEDLEY_GCC_VERSION_CHECK(4,6,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) +# define JSON_HEDLEY_CONST_CAST(T, expr) (__extension__ ({ \ + JSON_HEDLEY_DIAGNOSTIC_PUSH \ + JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL \ + ((T) (expr)); \ + JSON_HEDLEY_DIAGNOSTIC_POP \ + })) +#else +# define JSON_HEDLEY_CONST_CAST(T, expr) ((T) (expr)) +#endif + +#if defined(JSON_HEDLEY_REINTERPRET_CAST) + #undef JSON_HEDLEY_REINTERPRET_CAST +#endif +#if defined(__cplusplus) + #define JSON_HEDLEY_REINTERPRET_CAST(T, expr) (reinterpret_cast(expr)) +#else + #define JSON_HEDLEY_REINTERPRET_CAST(T, expr) ((T) (expr)) +#endif + +#if defined(JSON_HEDLEY_STATIC_CAST) + #undef JSON_HEDLEY_STATIC_CAST +#endif +#if defined(__cplusplus) + #define JSON_HEDLEY_STATIC_CAST(T, expr) (static_cast(expr)) +#else + #define JSON_HEDLEY_STATIC_CAST(T, expr) ((T) (expr)) +#endif + +#if defined(JSON_HEDLEY_CPP_CAST) + #undef JSON_HEDLEY_CPP_CAST +#endif +#if defined(__cplusplus) +# if JSON_HEDLEY_HAS_WARNING("-Wold-style-cast") +# define JSON_HEDLEY_CPP_CAST(T, expr) \ + JSON_HEDLEY_DIAGNOSTIC_PUSH \ + _Pragma("clang diagnostic ignored \"-Wold-style-cast\"") \ + ((T) (expr)) \ + JSON_HEDLEY_DIAGNOSTIC_POP +# elif JSON_HEDLEY_IAR_VERSION_CHECK(8,3,0) +# define JSON_HEDLEY_CPP_CAST(T, expr) \ + JSON_HEDLEY_DIAGNOSTIC_PUSH \ + _Pragma("diag_suppress=Pe137") \ + JSON_HEDLEY_DIAGNOSTIC_POP +# else +# define JSON_HEDLEY_CPP_CAST(T, expr) ((T) (expr)) +# endif +#else +# define JSON_HEDLEY_CPP_CAST(T, expr) (expr) +#endif + +#if defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED) + #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED +#endif +#if JSON_HEDLEY_HAS_WARNING("-Wdeprecated-declarations") + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("clang diagnostic ignored \"-Wdeprecated-declarations\"") +#elif JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("warning(disable:1478 1786)") +#elif JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED __pragma(warning(disable:1478 1786)) +#elif JSON_HEDLEY_PGI_VERSION_CHECK(20,7,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1215,1216,1444,1445") +#elif JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1215,1444") +#elif JSON_HEDLEY_GCC_VERSION_CHECK(4,3,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") +#elif JSON_HEDLEY_MSVC_VERSION_CHECK(15,0,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED __pragma(warning(disable:4996)) +#elif JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1215,1444") +#elif \ + JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ + (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ + (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ + JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1291,1718") +#elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,13,0) && !defined(__cplusplus) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("error_messages(off,E_DEPRECATED_ATT,E_DEPRECATED_ATT_MESS)") +#elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,13,0) && defined(__cplusplus) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("error_messages(off,symdeprecated,symdeprecated2)") +#elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress=Pe1444,Pe1215") +#elif JSON_HEDLEY_PELLES_VERSION_CHECK(2,90,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("warn(disable:2241)") +#else + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED +#endif + +#if defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS) + #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS +#endif +#if JSON_HEDLEY_HAS_WARNING("-Wunknown-pragmas") + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("clang diagnostic ignored \"-Wunknown-pragmas\"") +#elif JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("warning(disable:161)") +#elif JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS __pragma(warning(disable:161)) +#elif JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 1675") +#elif JSON_HEDLEY_GCC_VERSION_CHECK(4,3,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("GCC diagnostic ignored \"-Wunknown-pragmas\"") +#elif JSON_HEDLEY_MSVC_VERSION_CHECK(15,0,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS __pragma(warning(disable:4068)) +#elif \ + JSON_HEDLEY_TI_VERSION_CHECK(16,9,0) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,0,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ + JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,3,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 163") +#elif JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,0,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 163") +#elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress=Pe161") +#elif JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 161") +#else + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS +#endif + +#if defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES) + #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES +#endif +#if JSON_HEDLEY_HAS_WARNING("-Wunknown-attributes") + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("clang diagnostic ignored \"-Wunknown-attributes\"") +#elif JSON_HEDLEY_GCC_VERSION_CHECK(4,6,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") +#elif JSON_HEDLEY_INTEL_VERSION_CHECK(17,0,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("warning(disable:1292)") +#elif JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES __pragma(warning(disable:1292)) +#elif JSON_HEDLEY_MSVC_VERSION_CHECK(19,0,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES __pragma(warning(disable:5030)) +#elif JSON_HEDLEY_PGI_VERSION_CHECK(20,7,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress 1097,1098") +#elif JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress 1097") +#elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,14,0) && defined(__cplusplus) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("error_messages(off,attrskipunsup)") +#elif \ + JSON_HEDLEY_TI_VERSION_CHECK(18,1,0) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,3,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress 1173") +#elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress=Pe1097") +#elif JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress 1097") +#else + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES +#endif + +#if defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL) + #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL +#endif +#if JSON_HEDLEY_HAS_WARNING("-Wcast-qual") + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("clang diagnostic ignored \"-Wcast-qual\"") +#elif JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("warning(disable:2203 2331)") +#elif JSON_HEDLEY_GCC_VERSION_CHECK(3,0,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("GCC diagnostic ignored \"-Wcast-qual\"") +#else + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL +#endif + +#if defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION) + #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION +#endif +#if JSON_HEDLEY_HAS_WARNING("-Wunused-function") + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION _Pragma("clang diagnostic ignored \"-Wunused-function\"") +#elif JSON_HEDLEY_GCC_VERSION_CHECK(3,4,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION _Pragma("GCC diagnostic ignored \"-Wunused-function\"") +#elif JSON_HEDLEY_MSVC_VERSION_CHECK(1,0,0) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION __pragma(warning(disable:4505)) +#elif JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION _Pragma("diag_suppress 3142") +#else + #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNUSED_FUNCTION +#endif + +#if defined(JSON_HEDLEY_DEPRECATED) + #undef JSON_HEDLEY_DEPRECATED +#endif +#if defined(JSON_HEDLEY_DEPRECATED_FOR) + #undef JSON_HEDLEY_DEPRECATED_FOR +#endif +#if \ + JSON_HEDLEY_MSVC_VERSION_CHECK(14,0,0) || \ + JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) + #define JSON_HEDLEY_DEPRECATED(since) __declspec(deprecated("Since " # since)) + #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) __declspec(deprecated("Since " #since "; use " #replacement)) +#elif \ + (JSON_HEDLEY_HAS_EXTENSION(attribute_deprecated_with_message) && !defined(JSON_HEDLEY_IAR_VERSION)) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(4,5,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(5,6,0) || \ + JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,13,0) || \ + JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) || \ + JSON_HEDLEY_TI_VERSION_CHECK(18,1,0) || \ + JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(18,1,0) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,3,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ + JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,3,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_DEPRECATED(since) __attribute__((__deprecated__("Since " #since))) + #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) __attribute__((__deprecated__("Since " #since "; use " #replacement))) +#elif defined(__cplusplus) && (__cplusplus >= 201402L) + #define JSON_HEDLEY_DEPRECATED(since) JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[deprecated("Since " #since)]]) + #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[deprecated("Since " #since "; use " #replacement)]]) +#elif \ + JSON_HEDLEY_HAS_ATTRIBUTE(deprecated) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(3,1,0) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ + (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ + (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ + JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) || \ + JSON_HEDLEY_IAR_VERSION_CHECK(8,10,0) + #define JSON_HEDLEY_DEPRECATED(since) __attribute__((__deprecated__)) + #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) __attribute__((__deprecated__)) +#elif \ + JSON_HEDLEY_MSVC_VERSION_CHECK(13,10,0) || \ + JSON_HEDLEY_PELLES_VERSION_CHECK(6,50,0) || \ + JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) + #define JSON_HEDLEY_DEPRECATED(since) __declspec(deprecated) + #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) __declspec(deprecated) +#elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) + #define JSON_HEDLEY_DEPRECATED(since) _Pragma("deprecated") + #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) _Pragma("deprecated") +#else + #define JSON_HEDLEY_DEPRECATED(since) + #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) +#endif + +#if defined(JSON_HEDLEY_UNAVAILABLE) + #undef JSON_HEDLEY_UNAVAILABLE +#endif +#if \ + JSON_HEDLEY_HAS_ATTRIBUTE(warning) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(4,3,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_UNAVAILABLE(available_since) __attribute__((__warning__("Not available until " #available_since))) +#else + #define JSON_HEDLEY_UNAVAILABLE(available_since) +#endif + +#if defined(JSON_HEDLEY_WARN_UNUSED_RESULT) + #undef JSON_HEDLEY_WARN_UNUSED_RESULT +#endif +#if defined(JSON_HEDLEY_WARN_UNUSED_RESULT_MSG) + #undef JSON_HEDLEY_WARN_UNUSED_RESULT_MSG +#endif +#if \ + JSON_HEDLEY_HAS_ATTRIBUTE(warn_unused_result) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(3,4,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ + (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ + (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ + JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + (JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,15,0) && defined(__cplusplus)) || \ + JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_WARN_UNUSED_RESULT __attribute__((__warn_unused_result__)) + #define JSON_HEDLEY_WARN_UNUSED_RESULT_MSG(msg) __attribute__((__warn_unused_result__)) +#elif (JSON_HEDLEY_HAS_CPP_ATTRIBUTE(nodiscard) >= 201907L) + #define JSON_HEDLEY_WARN_UNUSED_RESULT JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard]]) + #define JSON_HEDLEY_WARN_UNUSED_RESULT_MSG(msg) JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard(msg)]]) +#elif JSON_HEDLEY_HAS_CPP_ATTRIBUTE(nodiscard) + #define JSON_HEDLEY_WARN_UNUSED_RESULT JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard]]) + #define JSON_HEDLEY_WARN_UNUSED_RESULT_MSG(msg) JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard]]) +#elif defined(_Check_return_) /* SAL */ + #define JSON_HEDLEY_WARN_UNUSED_RESULT _Check_return_ + #define JSON_HEDLEY_WARN_UNUSED_RESULT_MSG(msg) _Check_return_ +#else + #define JSON_HEDLEY_WARN_UNUSED_RESULT + #define JSON_HEDLEY_WARN_UNUSED_RESULT_MSG(msg) +#endif + +#if defined(JSON_HEDLEY_SENTINEL) + #undef JSON_HEDLEY_SENTINEL +#endif +#if \ + JSON_HEDLEY_HAS_ATTRIBUTE(sentinel) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(4,0,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(5,4,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_SENTINEL(position) __attribute__((__sentinel__(position))) +#else + #define JSON_HEDLEY_SENTINEL(position) +#endif + +#if defined(JSON_HEDLEY_NO_RETURN) + #undef JSON_HEDLEY_NO_RETURN +#endif +#if JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) + #define JSON_HEDLEY_NO_RETURN __noreturn +#elif \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_NO_RETURN __attribute__((__noreturn__)) +#elif defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L + #define JSON_HEDLEY_NO_RETURN _Noreturn +#elif defined(__cplusplus) && (__cplusplus >= 201103L) + #define JSON_HEDLEY_NO_RETURN JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[noreturn]]) +#elif \ + JSON_HEDLEY_HAS_ATTRIBUTE(noreturn) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(3,2,0) || \ + JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ + JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ + (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ + (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ + JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + JSON_HEDLEY_IAR_VERSION_CHECK(8,10,0) + #define JSON_HEDLEY_NO_RETURN __attribute__((__noreturn__)) +#elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,10,0) + #define JSON_HEDLEY_NO_RETURN _Pragma("does_not_return") +#elif \ + JSON_HEDLEY_MSVC_VERSION_CHECK(13,10,0) || \ + JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) + #define JSON_HEDLEY_NO_RETURN __declspec(noreturn) +#elif JSON_HEDLEY_TI_CL6X_VERSION_CHECK(6,0,0) && defined(__cplusplus) + #define JSON_HEDLEY_NO_RETURN _Pragma("FUNC_NEVER_RETURNS;") +#elif JSON_HEDLEY_COMPCERT_VERSION_CHECK(3,2,0) + #define JSON_HEDLEY_NO_RETURN __attribute((noreturn)) +#elif JSON_HEDLEY_PELLES_VERSION_CHECK(9,0,0) + #define JSON_HEDLEY_NO_RETURN __declspec(noreturn) +#else + #define JSON_HEDLEY_NO_RETURN +#endif + +#if defined(JSON_HEDLEY_NO_ESCAPE) + #undef JSON_HEDLEY_NO_ESCAPE +#endif +#if JSON_HEDLEY_HAS_ATTRIBUTE(noescape) + #define JSON_HEDLEY_NO_ESCAPE __attribute__((__noescape__)) +#else + #define JSON_HEDLEY_NO_ESCAPE +#endif + +#if defined(JSON_HEDLEY_UNREACHABLE) + #undef JSON_HEDLEY_UNREACHABLE +#endif +#if defined(JSON_HEDLEY_UNREACHABLE_RETURN) + #undef JSON_HEDLEY_UNREACHABLE_RETURN +#endif +#if defined(JSON_HEDLEY_ASSUME) + #undef JSON_HEDLEY_ASSUME +#endif +#if \ + JSON_HEDLEY_MSVC_VERSION_CHECK(13,10,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) + #define JSON_HEDLEY_ASSUME(expr) __assume(expr) +#elif JSON_HEDLEY_HAS_BUILTIN(__builtin_assume) + #define JSON_HEDLEY_ASSUME(expr) __builtin_assume(expr) +#elif \ + JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,2,0) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(4,0,0) + #if defined(__cplusplus) + #define JSON_HEDLEY_ASSUME(expr) std::_nassert(expr) + #else + #define JSON_HEDLEY_ASSUME(expr) _nassert(expr) + #endif +#endif +#if \ + (JSON_HEDLEY_HAS_BUILTIN(__builtin_unreachable) && (!defined(JSON_HEDLEY_ARM_VERSION))) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(4,5,0) || \ + JSON_HEDLEY_PGI_VERSION_CHECK(18,10,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_IBM_VERSION_CHECK(13,1,5) || \ + JSON_HEDLEY_CRAY_VERSION_CHECK(10,0,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_UNREACHABLE() __builtin_unreachable() +#elif defined(JSON_HEDLEY_ASSUME) + #define JSON_HEDLEY_UNREACHABLE() JSON_HEDLEY_ASSUME(0) +#endif +#if !defined(JSON_HEDLEY_ASSUME) + #if defined(JSON_HEDLEY_UNREACHABLE) + #define JSON_HEDLEY_ASSUME(expr) JSON_HEDLEY_STATIC_CAST(void, ((expr) ? 1 : (JSON_HEDLEY_UNREACHABLE(), 1))) + #else + #define JSON_HEDLEY_ASSUME(expr) JSON_HEDLEY_STATIC_CAST(void, expr) + #endif +#endif +#if defined(JSON_HEDLEY_UNREACHABLE) + #if \ + JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,2,0) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(4,0,0) + #define JSON_HEDLEY_UNREACHABLE_RETURN(value) return (JSON_HEDLEY_STATIC_CAST(void, JSON_HEDLEY_ASSUME(0)), (value)) + #else + #define JSON_HEDLEY_UNREACHABLE_RETURN(value) JSON_HEDLEY_UNREACHABLE() + #endif +#else + #define JSON_HEDLEY_UNREACHABLE_RETURN(value) return (value) +#endif +#if !defined(JSON_HEDLEY_UNREACHABLE) + #define JSON_HEDLEY_UNREACHABLE() JSON_HEDLEY_ASSUME(0) +#endif + +JSON_HEDLEY_DIAGNOSTIC_PUSH +#if JSON_HEDLEY_HAS_WARNING("-Wpedantic") + #pragma clang diagnostic ignored "-Wpedantic" +#endif +#if JSON_HEDLEY_HAS_WARNING("-Wc++98-compat-pedantic") && defined(__cplusplus) + #pragma clang diagnostic ignored "-Wc++98-compat-pedantic" +#endif +#if JSON_HEDLEY_GCC_HAS_WARNING("-Wvariadic-macros",4,0,0) + #if defined(__clang__) + #pragma clang diagnostic ignored "-Wvariadic-macros" + #elif defined(JSON_HEDLEY_GCC_VERSION) + #pragma GCC diagnostic ignored "-Wvariadic-macros" + #endif +#endif +#if defined(JSON_HEDLEY_NON_NULL) + #undef JSON_HEDLEY_NON_NULL +#endif +#if \ + JSON_HEDLEY_HAS_ATTRIBUTE(nonnull) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(3,3,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) + #define JSON_HEDLEY_NON_NULL(...) __attribute__((__nonnull__(__VA_ARGS__))) +#else + #define JSON_HEDLEY_NON_NULL(...) +#endif +JSON_HEDLEY_DIAGNOSTIC_POP + +#if defined(JSON_HEDLEY_PRINTF_FORMAT) + #undef JSON_HEDLEY_PRINTF_FORMAT +#endif +#if defined(__MINGW32__) && JSON_HEDLEY_GCC_HAS_ATTRIBUTE(format,4,4,0) && !defined(__USE_MINGW_ANSI_STDIO) + #define JSON_HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(ms_printf, string_idx, first_to_check))) +#elif defined(__MINGW32__) && JSON_HEDLEY_GCC_HAS_ATTRIBUTE(format,4,4,0) && defined(__USE_MINGW_ANSI_STDIO) + #define JSON_HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(gnu_printf, string_idx, first_to_check))) +#elif \ + JSON_HEDLEY_HAS_ATTRIBUTE(format) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(3,1,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(5,6,0) || \ + JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ + JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ + (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ + (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ + JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(__printf__, string_idx, first_to_check))) +#elif JSON_HEDLEY_PELLES_VERSION_CHECK(6,0,0) + #define JSON_HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) __declspec(vaformat(printf,string_idx,first_to_check)) +#else + #define JSON_HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) +#endif + +#if defined(JSON_HEDLEY_CONSTEXPR) + #undef JSON_HEDLEY_CONSTEXPR +#endif +#if defined(__cplusplus) + #if __cplusplus >= 201103L + #define JSON_HEDLEY_CONSTEXPR JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(constexpr) + #endif +#endif +#if !defined(JSON_HEDLEY_CONSTEXPR) + #define JSON_HEDLEY_CONSTEXPR +#endif + +#if defined(JSON_HEDLEY_PREDICT) + #undef JSON_HEDLEY_PREDICT +#endif +#if defined(JSON_HEDLEY_LIKELY) + #undef JSON_HEDLEY_LIKELY +#endif +#if defined(JSON_HEDLEY_UNLIKELY) + #undef JSON_HEDLEY_UNLIKELY +#endif +#if defined(JSON_HEDLEY_UNPREDICTABLE) + #undef JSON_HEDLEY_UNPREDICTABLE +#endif +#if JSON_HEDLEY_HAS_BUILTIN(__builtin_unpredictable) + #define JSON_HEDLEY_UNPREDICTABLE(expr) __builtin_unpredictable((expr)) +#endif +#if \ + (JSON_HEDLEY_HAS_BUILTIN(__builtin_expect_with_probability) && !defined(JSON_HEDLEY_PGI_VERSION)) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(9,0,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) +# define JSON_HEDLEY_PREDICT(expr, value, probability) __builtin_expect_with_probability( (expr), (value), (probability)) +# define JSON_HEDLEY_PREDICT_TRUE(expr, probability) __builtin_expect_with_probability(!!(expr), 1 , (probability)) +# define JSON_HEDLEY_PREDICT_FALSE(expr, probability) __builtin_expect_with_probability(!!(expr), 0 , (probability)) +# define JSON_HEDLEY_LIKELY(expr) __builtin_expect (!!(expr), 1 ) +# define JSON_HEDLEY_UNLIKELY(expr) __builtin_expect (!!(expr), 0 ) +#elif \ + (JSON_HEDLEY_HAS_BUILTIN(__builtin_expect) && !defined(JSON_HEDLEY_INTEL_CL_VERSION)) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(3,0,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + (JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,15,0) && defined(__cplusplus)) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ + JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ + JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,7,0) || \ + JSON_HEDLEY_TI_CL430_VERSION_CHECK(3,1,0) || \ + JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,1,0) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(6,1,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ + JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + JSON_HEDLEY_TINYC_VERSION_CHECK(0,9,27) || \ + JSON_HEDLEY_CRAY_VERSION_CHECK(8,1,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) +# define JSON_HEDLEY_PREDICT(expr, expected, probability) \ + (((probability) >= 0.9) ? __builtin_expect((expr), (expected)) : (JSON_HEDLEY_STATIC_CAST(void, expected), (expr))) +# define JSON_HEDLEY_PREDICT_TRUE(expr, probability) \ + (__extension__ ({ \ + double hedley_probability_ = (probability); \ + ((hedley_probability_ >= 0.9) ? __builtin_expect(!!(expr), 1) : ((hedley_probability_ <= 0.1) ? __builtin_expect(!!(expr), 0) : !!(expr))); \ + })) +# define JSON_HEDLEY_PREDICT_FALSE(expr, probability) \ + (__extension__ ({ \ + double hedley_probability_ = (probability); \ + ((hedley_probability_ >= 0.9) ? __builtin_expect(!!(expr), 0) : ((hedley_probability_ <= 0.1) ? __builtin_expect(!!(expr), 1) : !!(expr))); \ + })) +# define JSON_HEDLEY_LIKELY(expr) __builtin_expect(!!(expr), 1) +# define JSON_HEDLEY_UNLIKELY(expr) __builtin_expect(!!(expr), 0) +#else +# define JSON_HEDLEY_PREDICT(expr, expected, probability) (JSON_HEDLEY_STATIC_CAST(void, expected), (expr)) +# define JSON_HEDLEY_PREDICT_TRUE(expr, probability) (!!(expr)) +# define JSON_HEDLEY_PREDICT_FALSE(expr, probability) (!!(expr)) +# define JSON_HEDLEY_LIKELY(expr) (!!(expr)) +# define JSON_HEDLEY_UNLIKELY(expr) (!!(expr)) +#endif +#if !defined(JSON_HEDLEY_UNPREDICTABLE) + #define JSON_HEDLEY_UNPREDICTABLE(expr) JSON_HEDLEY_PREDICT(expr, 1, 0.5) +#endif + +#if defined(JSON_HEDLEY_MALLOC) + #undef JSON_HEDLEY_MALLOC +#endif +#if \ + JSON_HEDLEY_HAS_ATTRIBUTE(malloc) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(3,1,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + JSON_HEDLEY_IBM_VERSION_CHECK(12,1,0) || \ + JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ + (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ + (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ + JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_MALLOC __attribute__((__malloc__)) +#elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,10,0) + #define JSON_HEDLEY_MALLOC _Pragma("returns_new_memory") +#elif \ + JSON_HEDLEY_MSVC_VERSION_CHECK(14,0,0) || \ + JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) + #define JSON_HEDLEY_MALLOC __declspec(restrict) +#else + #define JSON_HEDLEY_MALLOC +#endif + +#if defined(JSON_HEDLEY_PURE) + #undef JSON_HEDLEY_PURE +#endif +#if \ + JSON_HEDLEY_HAS_ATTRIBUTE(pure) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(2,96,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ + JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ + (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ + (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ + JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) +# define JSON_HEDLEY_PURE __attribute__((__pure__)) +#elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,10,0) +# define JSON_HEDLEY_PURE _Pragma("does_not_write_global_data") +#elif defined(__cplusplus) && \ + ( \ + JSON_HEDLEY_TI_CL430_VERSION_CHECK(2,0,1) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(4,0,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) \ + ) +# define JSON_HEDLEY_PURE _Pragma("FUNC_IS_PURE;") +#else +# define JSON_HEDLEY_PURE +#endif + +#if defined(JSON_HEDLEY_CONST) + #undef JSON_HEDLEY_CONST +#endif +#if \ + JSON_HEDLEY_HAS_ATTRIBUTE(const) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(2,5,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ + JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ + (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ + (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ + JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_CONST __attribute__((__const__)) +#elif \ + JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,10,0) + #define JSON_HEDLEY_CONST _Pragma("no_side_effect") +#else + #define JSON_HEDLEY_CONST JSON_HEDLEY_PURE +#endif + +#if defined(JSON_HEDLEY_RESTRICT) + #undef JSON_HEDLEY_RESTRICT +#endif +#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) && !defined(__cplusplus) + #define JSON_HEDLEY_RESTRICT restrict +#elif \ + JSON_HEDLEY_GCC_VERSION_CHECK(3,1,0) || \ + JSON_HEDLEY_MSVC_VERSION_CHECK(14,0,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ + JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) || \ + JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ + JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,2,4) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,1,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ + (JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,14,0) && defined(__cplusplus)) || \ + JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) || \ + defined(__clang__) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_RESTRICT __restrict +#elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,3,0) && !defined(__cplusplus) + #define JSON_HEDLEY_RESTRICT _Restrict +#else + #define JSON_HEDLEY_RESTRICT +#endif + +#if defined(JSON_HEDLEY_INLINE) + #undef JSON_HEDLEY_INLINE +#endif +#if \ + (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)) || \ + (defined(__cplusplus) && (__cplusplus >= 199711L)) + #define JSON_HEDLEY_INLINE inline +#elif \ + defined(JSON_HEDLEY_GCC_VERSION) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(6,2,0) + #define JSON_HEDLEY_INLINE __inline__ +#elif \ + JSON_HEDLEY_MSVC_VERSION_CHECK(12,0,0) || \ + JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,1,0) || \ + JSON_HEDLEY_TI_CL430_VERSION_CHECK(3,1,0) || \ + JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,2,0) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,0,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ + JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_INLINE __inline +#else + #define JSON_HEDLEY_INLINE +#endif + +#if defined(JSON_HEDLEY_ALWAYS_INLINE) + #undef JSON_HEDLEY_ALWAYS_INLINE +#endif +#if \ + JSON_HEDLEY_HAS_ATTRIBUTE(always_inline) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(4,0,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ + JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ + (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ + (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ + JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) || \ + JSON_HEDLEY_IAR_VERSION_CHECK(8,10,0) +# define JSON_HEDLEY_ALWAYS_INLINE __attribute__((__always_inline__)) JSON_HEDLEY_INLINE +#elif \ + JSON_HEDLEY_MSVC_VERSION_CHECK(12,0,0) || \ + JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) +# define JSON_HEDLEY_ALWAYS_INLINE __forceinline +#elif defined(__cplusplus) && \ + ( \ + JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ + JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(6,1,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ + JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) \ + ) +# define JSON_HEDLEY_ALWAYS_INLINE _Pragma("FUNC_ALWAYS_INLINE;") +#elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) +# define JSON_HEDLEY_ALWAYS_INLINE _Pragma("inline=forced") +#else +# define JSON_HEDLEY_ALWAYS_INLINE JSON_HEDLEY_INLINE +#endif + +#if defined(JSON_HEDLEY_NEVER_INLINE) + #undef JSON_HEDLEY_NEVER_INLINE +#endif +#if \ + JSON_HEDLEY_HAS_ATTRIBUTE(noinline) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(4,0,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ + JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ + (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ + (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ + (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ + (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ + JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ + JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) || \ + JSON_HEDLEY_IAR_VERSION_CHECK(8,10,0) + #define JSON_HEDLEY_NEVER_INLINE __attribute__((__noinline__)) +#elif \ + JSON_HEDLEY_MSVC_VERSION_CHECK(13,10,0) || \ + JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) + #define JSON_HEDLEY_NEVER_INLINE __declspec(noinline) +#elif JSON_HEDLEY_PGI_VERSION_CHECK(10,2,0) + #define JSON_HEDLEY_NEVER_INLINE _Pragma("noinline") +#elif JSON_HEDLEY_TI_CL6X_VERSION_CHECK(6,0,0) && defined(__cplusplus) + #define JSON_HEDLEY_NEVER_INLINE _Pragma("FUNC_CANNOT_INLINE;") +#elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) + #define JSON_HEDLEY_NEVER_INLINE _Pragma("inline=never") +#elif JSON_HEDLEY_COMPCERT_VERSION_CHECK(3,2,0) + #define JSON_HEDLEY_NEVER_INLINE __attribute((noinline)) +#elif JSON_HEDLEY_PELLES_VERSION_CHECK(9,0,0) + #define JSON_HEDLEY_NEVER_INLINE __declspec(noinline) +#else + #define JSON_HEDLEY_NEVER_INLINE +#endif + +#if defined(JSON_HEDLEY_PRIVATE) + #undef JSON_HEDLEY_PRIVATE +#endif +#if defined(JSON_HEDLEY_PUBLIC) + #undef JSON_HEDLEY_PUBLIC +#endif +#if defined(JSON_HEDLEY_IMPORT) + #undef JSON_HEDLEY_IMPORT +#endif +#if defined(_WIN32) || defined(__CYGWIN__) +# define JSON_HEDLEY_PRIVATE +# define JSON_HEDLEY_PUBLIC __declspec(dllexport) +# define JSON_HEDLEY_IMPORT __declspec(dllimport) +#else +# if \ + JSON_HEDLEY_HAS_ATTRIBUTE(visibility) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(3,3,0) || \ + JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + JSON_HEDLEY_IBM_VERSION_CHECK(13,1,0) || \ + ( \ + defined(__TI_EABI__) && \ + ( \ + (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) \ + ) \ + ) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) +# define JSON_HEDLEY_PRIVATE __attribute__((__visibility__("hidden"))) +# define JSON_HEDLEY_PUBLIC __attribute__((__visibility__("default"))) +# else +# define JSON_HEDLEY_PRIVATE +# define JSON_HEDLEY_PUBLIC +# endif +# define JSON_HEDLEY_IMPORT extern +#endif + +#if defined(JSON_HEDLEY_NO_THROW) + #undef JSON_HEDLEY_NO_THROW +#endif +#if \ + JSON_HEDLEY_HAS_ATTRIBUTE(nothrow) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(3,3,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_NO_THROW __attribute__((__nothrow__)) +#elif \ + JSON_HEDLEY_MSVC_VERSION_CHECK(13,1,0) || \ + JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) + #define JSON_HEDLEY_NO_THROW __declspec(nothrow) +#else + #define JSON_HEDLEY_NO_THROW +#endif + +#if defined(JSON_HEDLEY_FALL_THROUGH) + #undef JSON_HEDLEY_FALL_THROUGH +#endif +#if \ + JSON_HEDLEY_HAS_ATTRIBUTE(fallthrough) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(7,0,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_FALL_THROUGH __attribute__((__fallthrough__)) +#elif JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS(clang,fallthrough) + #define JSON_HEDLEY_FALL_THROUGH JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[clang::fallthrough]]) +#elif JSON_HEDLEY_HAS_CPP_ATTRIBUTE(fallthrough) + #define JSON_HEDLEY_FALL_THROUGH JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[fallthrough]]) +#elif defined(__fallthrough) /* SAL */ + #define JSON_HEDLEY_FALL_THROUGH __fallthrough +#else + #define JSON_HEDLEY_FALL_THROUGH +#endif + +#if defined(JSON_HEDLEY_RETURNS_NON_NULL) + #undef JSON_HEDLEY_RETURNS_NON_NULL +#endif +#if \ + JSON_HEDLEY_HAS_ATTRIBUTE(returns_nonnull) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(4,9,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_RETURNS_NON_NULL __attribute__((__returns_nonnull__)) +#elif defined(_Ret_notnull_) /* SAL */ + #define JSON_HEDLEY_RETURNS_NON_NULL _Ret_notnull_ +#else + #define JSON_HEDLEY_RETURNS_NON_NULL +#endif + +#if defined(JSON_HEDLEY_ARRAY_PARAM) + #undef JSON_HEDLEY_ARRAY_PARAM +#endif +#if \ + defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) && \ + !defined(__STDC_NO_VLA__) && \ + !defined(__cplusplus) && \ + !defined(JSON_HEDLEY_PGI_VERSION) && \ + !defined(JSON_HEDLEY_TINYC_VERSION) + #define JSON_HEDLEY_ARRAY_PARAM(name) (name) +#else + #define JSON_HEDLEY_ARRAY_PARAM(name) +#endif + +#if defined(JSON_HEDLEY_IS_CONSTANT) + #undef JSON_HEDLEY_IS_CONSTANT +#endif +#if defined(JSON_HEDLEY_REQUIRE_CONSTEXPR) + #undef JSON_HEDLEY_REQUIRE_CONSTEXPR +#endif +/* JSON_HEDLEY_IS_CONSTEXPR_ is for + HEDLEY INTERNAL USE ONLY. API subject to change without notice. */ +#if defined(JSON_HEDLEY_IS_CONSTEXPR_) + #undef JSON_HEDLEY_IS_CONSTEXPR_ +#endif +#if \ + JSON_HEDLEY_HAS_BUILTIN(__builtin_constant_p) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(3,4,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_TINYC_VERSION_CHECK(0,9,19) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ + JSON_HEDLEY_IBM_VERSION_CHECK(13,1,0) || \ + JSON_HEDLEY_TI_CL6X_VERSION_CHECK(6,1,0) || \ + (JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,10,0) && !defined(__cplusplus)) || \ + JSON_HEDLEY_CRAY_VERSION_CHECK(8,1,0) || \ + JSON_HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10) + #define JSON_HEDLEY_IS_CONSTANT(expr) __builtin_constant_p(expr) +#endif +#if !defined(__cplusplus) +# if \ + JSON_HEDLEY_HAS_BUILTIN(__builtin_types_compatible_p) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(3,4,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + JSON_HEDLEY_IBM_VERSION_CHECK(13,1,0) || \ + JSON_HEDLEY_CRAY_VERSION_CHECK(8,1,0) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(5,4,0) || \ + JSON_HEDLEY_TINYC_VERSION_CHECK(0,9,24) +#if defined(__INTPTR_TYPE__) + #define JSON_HEDLEY_IS_CONSTEXPR_(expr) __builtin_types_compatible_p(__typeof__((1 ? (void*) ((__INTPTR_TYPE__) ((expr) * 0)) : (int*) 0)), int*) +#else + #include + #define JSON_HEDLEY_IS_CONSTEXPR_(expr) __builtin_types_compatible_p(__typeof__((1 ? (void*) ((intptr_t) ((expr) * 0)) : (int*) 0)), int*) +#endif +# elif \ + ( \ + defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L) && \ + !defined(JSON_HEDLEY_SUNPRO_VERSION) && \ + !defined(JSON_HEDLEY_PGI_VERSION) && \ + !defined(JSON_HEDLEY_IAR_VERSION)) || \ + (JSON_HEDLEY_HAS_EXTENSION(c_generic_selections) && !defined(JSON_HEDLEY_IAR_VERSION)) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(4,9,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(17,0,0) || \ + JSON_HEDLEY_IBM_VERSION_CHECK(12,1,0) || \ + JSON_HEDLEY_ARM_VERSION_CHECK(5,3,0) +#if defined(__INTPTR_TYPE__) + #define JSON_HEDLEY_IS_CONSTEXPR_(expr) _Generic((1 ? (void*) ((__INTPTR_TYPE__) ((expr) * 0)) : (int*) 0), int*: 1, void*: 0) +#else + #include + #define JSON_HEDLEY_IS_CONSTEXPR_(expr) _Generic((1 ? (void*) ((intptr_t) * 0) : (int*) 0), int*: 1, void*: 0) +#endif +# elif \ + defined(JSON_HEDLEY_GCC_VERSION) || \ + defined(JSON_HEDLEY_INTEL_VERSION) || \ + defined(JSON_HEDLEY_TINYC_VERSION) || \ + defined(JSON_HEDLEY_TI_ARMCL_VERSION) || \ + JSON_HEDLEY_TI_CL430_VERSION_CHECK(18,12,0) || \ + defined(JSON_HEDLEY_TI_CL2000_VERSION) || \ + defined(JSON_HEDLEY_TI_CL6X_VERSION) || \ + defined(JSON_HEDLEY_TI_CL7X_VERSION) || \ + defined(JSON_HEDLEY_TI_CLPRU_VERSION) || \ + defined(__clang__) +# define JSON_HEDLEY_IS_CONSTEXPR_(expr) ( \ + sizeof(void) != \ + sizeof(*( \ + 1 ? \ + ((void*) ((expr) * 0L) ) : \ +((struct { char v[sizeof(void) * 2]; } *) 1) \ + ) \ + ) \ + ) +# endif +#endif +#if defined(JSON_HEDLEY_IS_CONSTEXPR_) + #if !defined(JSON_HEDLEY_IS_CONSTANT) + #define JSON_HEDLEY_IS_CONSTANT(expr) JSON_HEDLEY_IS_CONSTEXPR_(expr) + #endif + #define JSON_HEDLEY_REQUIRE_CONSTEXPR(expr) (JSON_HEDLEY_IS_CONSTEXPR_(expr) ? (expr) : (-1)) +#else + #if !defined(JSON_HEDLEY_IS_CONSTANT) + #define JSON_HEDLEY_IS_CONSTANT(expr) (0) + #endif + #define JSON_HEDLEY_REQUIRE_CONSTEXPR(expr) (expr) +#endif + +#if defined(JSON_HEDLEY_BEGIN_C_DECLS) + #undef JSON_HEDLEY_BEGIN_C_DECLS +#endif +#if defined(JSON_HEDLEY_END_C_DECLS) + #undef JSON_HEDLEY_END_C_DECLS +#endif +#if defined(JSON_HEDLEY_C_DECL) + #undef JSON_HEDLEY_C_DECL +#endif +#if defined(__cplusplus) + #define JSON_HEDLEY_BEGIN_C_DECLS extern "C" { + #define JSON_HEDLEY_END_C_DECLS } + #define JSON_HEDLEY_C_DECL extern "C" +#else + #define JSON_HEDLEY_BEGIN_C_DECLS + #define JSON_HEDLEY_END_C_DECLS + #define JSON_HEDLEY_C_DECL +#endif + +#if defined(JSON_HEDLEY_STATIC_ASSERT) + #undef JSON_HEDLEY_STATIC_ASSERT +#endif +#if \ + !defined(__cplusplus) && ( \ + (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L)) || \ + (JSON_HEDLEY_HAS_FEATURE(c_static_assert) && !defined(JSON_HEDLEY_INTEL_CL_VERSION)) || \ + JSON_HEDLEY_GCC_VERSION_CHECK(6,0,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ + defined(_Static_assert) \ + ) +# define JSON_HEDLEY_STATIC_ASSERT(expr, message) _Static_assert(expr, message) +#elif \ + (defined(__cplusplus) && (__cplusplus >= 201103L)) || \ + JSON_HEDLEY_MSVC_VERSION_CHECK(16,0,0) || \ + JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) +# define JSON_HEDLEY_STATIC_ASSERT(expr, message) JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(static_assert(expr, message)) +#else +# define JSON_HEDLEY_STATIC_ASSERT(expr, message) +#endif + +#if defined(JSON_HEDLEY_NULL) + #undef JSON_HEDLEY_NULL +#endif +#if defined(__cplusplus) + #if __cplusplus >= 201103L + #define JSON_HEDLEY_NULL JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(nullptr) + #elif defined(NULL) + #define JSON_HEDLEY_NULL NULL + #else + #define JSON_HEDLEY_NULL JSON_HEDLEY_STATIC_CAST(void*, 0) + #endif +#elif defined(NULL) + #define JSON_HEDLEY_NULL NULL +#else + #define JSON_HEDLEY_NULL ((void*) 0) +#endif + +#if defined(JSON_HEDLEY_MESSAGE) + #undef JSON_HEDLEY_MESSAGE +#endif +#if JSON_HEDLEY_HAS_WARNING("-Wunknown-pragmas") +# define JSON_HEDLEY_MESSAGE(msg) \ + JSON_HEDLEY_DIAGNOSTIC_PUSH \ + JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS \ + JSON_HEDLEY_PRAGMA(message msg) \ + JSON_HEDLEY_DIAGNOSTIC_POP +#elif \ + JSON_HEDLEY_GCC_VERSION_CHECK(4,4,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) +# define JSON_HEDLEY_MESSAGE(msg) JSON_HEDLEY_PRAGMA(message msg) +#elif JSON_HEDLEY_CRAY_VERSION_CHECK(5,0,0) +# define JSON_HEDLEY_MESSAGE(msg) JSON_HEDLEY_PRAGMA(_CRI message msg) +#elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) +# define JSON_HEDLEY_MESSAGE(msg) JSON_HEDLEY_PRAGMA(message(msg)) +#elif JSON_HEDLEY_PELLES_VERSION_CHECK(2,0,0) +# define JSON_HEDLEY_MESSAGE(msg) JSON_HEDLEY_PRAGMA(message(msg)) +#else +# define JSON_HEDLEY_MESSAGE(msg) +#endif + +#if defined(JSON_HEDLEY_WARNING) + #undef JSON_HEDLEY_WARNING +#endif +#if JSON_HEDLEY_HAS_WARNING("-Wunknown-pragmas") +# define JSON_HEDLEY_WARNING(msg) \ + JSON_HEDLEY_DIAGNOSTIC_PUSH \ + JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS \ + JSON_HEDLEY_PRAGMA(clang warning msg) \ + JSON_HEDLEY_DIAGNOSTIC_POP +#elif \ + JSON_HEDLEY_GCC_VERSION_CHECK(4,8,0) || \ + JSON_HEDLEY_PGI_VERSION_CHECK(18,4,0) || \ + JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) +# define JSON_HEDLEY_WARNING(msg) JSON_HEDLEY_PRAGMA(GCC warning msg) +#elif \ + JSON_HEDLEY_MSVC_VERSION_CHECK(15,0,0) || \ + JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) +# define JSON_HEDLEY_WARNING(msg) JSON_HEDLEY_PRAGMA(message(msg)) +#else +# define JSON_HEDLEY_WARNING(msg) JSON_HEDLEY_MESSAGE(msg) +#endif + +#if defined(JSON_HEDLEY_REQUIRE) + #undef JSON_HEDLEY_REQUIRE +#endif +#if defined(JSON_HEDLEY_REQUIRE_MSG) + #undef JSON_HEDLEY_REQUIRE_MSG +#endif +#if JSON_HEDLEY_HAS_ATTRIBUTE(diagnose_if) +# if JSON_HEDLEY_HAS_WARNING("-Wgcc-compat") +# define JSON_HEDLEY_REQUIRE(expr) \ + JSON_HEDLEY_DIAGNOSTIC_PUSH \ + _Pragma("clang diagnostic ignored \"-Wgcc-compat\"") \ + __attribute__((diagnose_if(!(expr), #expr, "error"))) \ + JSON_HEDLEY_DIAGNOSTIC_POP +# define JSON_HEDLEY_REQUIRE_MSG(expr,msg) \ + JSON_HEDLEY_DIAGNOSTIC_PUSH \ + _Pragma("clang diagnostic ignored \"-Wgcc-compat\"") \ + __attribute__((diagnose_if(!(expr), msg, "error"))) \ + JSON_HEDLEY_DIAGNOSTIC_POP +# else +# define JSON_HEDLEY_REQUIRE(expr) __attribute__((diagnose_if(!(expr), #expr, "error"))) +# define JSON_HEDLEY_REQUIRE_MSG(expr,msg) __attribute__((diagnose_if(!(expr), msg, "error"))) +# endif +#else +# define JSON_HEDLEY_REQUIRE(expr) +# define JSON_HEDLEY_REQUIRE_MSG(expr,msg) +#endif + +#if defined(JSON_HEDLEY_FLAGS) + #undef JSON_HEDLEY_FLAGS +#endif +#if JSON_HEDLEY_HAS_ATTRIBUTE(flag_enum) && (!defined(__cplusplus) || JSON_HEDLEY_HAS_WARNING("-Wbitfield-enum-conversion")) + #define JSON_HEDLEY_FLAGS __attribute__((__flag_enum__)) +#else + #define JSON_HEDLEY_FLAGS +#endif + +#if defined(JSON_HEDLEY_FLAGS_CAST) + #undef JSON_HEDLEY_FLAGS_CAST +#endif +#if JSON_HEDLEY_INTEL_VERSION_CHECK(19,0,0) +# define JSON_HEDLEY_FLAGS_CAST(T, expr) (__extension__ ({ \ + JSON_HEDLEY_DIAGNOSTIC_PUSH \ + _Pragma("warning(disable:188)") \ + ((T) (expr)); \ + JSON_HEDLEY_DIAGNOSTIC_POP \ + })) +#else +# define JSON_HEDLEY_FLAGS_CAST(T, expr) JSON_HEDLEY_STATIC_CAST(T, expr) +#endif + +#if defined(JSON_HEDLEY_EMPTY_BASES) + #undef JSON_HEDLEY_EMPTY_BASES +#endif +#if \ + (JSON_HEDLEY_MSVC_VERSION_CHECK(19,0,23918) && !JSON_HEDLEY_MSVC_VERSION_CHECK(20,0,0)) || \ + JSON_HEDLEY_INTEL_CL_VERSION_CHECK(2021,1,0) + #define JSON_HEDLEY_EMPTY_BASES __declspec(empty_bases) +#else + #define JSON_HEDLEY_EMPTY_BASES +#endif + +/* Remaining macros are deprecated. */ + +#if defined(JSON_HEDLEY_GCC_NOT_CLANG_VERSION_CHECK) + #undef JSON_HEDLEY_GCC_NOT_CLANG_VERSION_CHECK +#endif +#if defined(__clang__) + #define JSON_HEDLEY_GCC_NOT_CLANG_VERSION_CHECK(major,minor,patch) (0) +#else + #define JSON_HEDLEY_GCC_NOT_CLANG_VERSION_CHECK(major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) +#endif + +#if defined(JSON_HEDLEY_CLANG_HAS_ATTRIBUTE) + #undef JSON_HEDLEY_CLANG_HAS_ATTRIBUTE +#endif +#define JSON_HEDLEY_CLANG_HAS_ATTRIBUTE(attribute) JSON_HEDLEY_HAS_ATTRIBUTE(attribute) + +#if defined(JSON_HEDLEY_CLANG_HAS_CPP_ATTRIBUTE) + #undef JSON_HEDLEY_CLANG_HAS_CPP_ATTRIBUTE +#endif +#define JSON_HEDLEY_CLANG_HAS_CPP_ATTRIBUTE(attribute) JSON_HEDLEY_HAS_CPP_ATTRIBUTE(attribute) + +#if defined(JSON_HEDLEY_CLANG_HAS_BUILTIN) + #undef JSON_HEDLEY_CLANG_HAS_BUILTIN +#endif +#define JSON_HEDLEY_CLANG_HAS_BUILTIN(builtin) JSON_HEDLEY_HAS_BUILTIN(builtin) + +#if defined(JSON_HEDLEY_CLANG_HAS_FEATURE) + #undef JSON_HEDLEY_CLANG_HAS_FEATURE +#endif +#define JSON_HEDLEY_CLANG_HAS_FEATURE(feature) JSON_HEDLEY_HAS_FEATURE(feature) + +#if defined(JSON_HEDLEY_CLANG_HAS_EXTENSION) + #undef JSON_HEDLEY_CLANG_HAS_EXTENSION +#endif +#define JSON_HEDLEY_CLANG_HAS_EXTENSION(extension) JSON_HEDLEY_HAS_EXTENSION(extension) + +#if defined(JSON_HEDLEY_CLANG_HAS_DECLSPEC_DECLSPEC_ATTRIBUTE) + #undef JSON_HEDLEY_CLANG_HAS_DECLSPEC_DECLSPEC_ATTRIBUTE +#endif +#define JSON_HEDLEY_CLANG_HAS_DECLSPEC_ATTRIBUTE(attribute) JSON_HEDLEY_HAS_DECLSPEC_ATTRIBUTE(attribute) + +#if defined(JSON_HEDLEY_CLANG_HAS_WARNING) + #undef JSON_HEDLEY_CLANG_HAS_WARNING +#endif +#define JSON_HEDLEY_CLANG_HAS_WARNING(warning) JSON_HEDLEY_HAS_WARNING(warning) + +#endif /* !defined(JSON_HEDLEY_VERSION) || (JSON_HEDLEY_VERSION < X) */ + + +// This file contains all internal macro definitions (except those affecting ABI) +// You MUST include macro_unscope.hpp at the end of json.hpp to undef all of them + +// #include + + +// exclude unsupported compilers +#if !defined(JSON_SKIP_UNSUPPORTED_COMPILER_CHECK) + #if defined(__clang__) + #if (__clang_major__ * 10000 + __clang_minor__ * 100 + __clang_patchlevel__) < 30400 + #error "unsupported Clang version - see https://github.com/nlohmann/json#supported-compilers" + #endif + #elif defined(__GNUC__) && !(defined(__ICC) || defined(__INTEL_COMPILER)) + #if (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) < 40800 + #error "unsupported GCC version - see https://github.com/nlohmann/json#supported-compilers" + #endif + #endif +#endif + +// C++ language standard detection +// if the user manually specified the used c++ version this is skipped +#if !defined(JSON_HAS_CPP_20) && !defined(JSON_HAS_CPP_17) && !defined(JSON_HAS_CPP_14) && !defined(JSON_HAS_CPP_11) + #if (defined(__cplusplus) && __cplusplus >= 202002L) || (defined(_MSVC_LANG) && _MSVC_LANG >= 202002L) + #define JSON_HAS_CPP_20 + #define JSON_HAS_CPP_17 + #define JSON_HAS_CPP_14 + #elif (defined(__cplusplus) && __cplusplus >= 201703L) || (defined(_HAS_CXX17) && _HAS_CXX17 == 1) // fix for issue #464 + #define JSON_HAS_CPP_17 + #define JSON_HAS_CPP_14 + #elif (defined(__cplusplus) && __cplusplus >= 201402L) || (defined(_HAS_CXX14) && _HAS_CXX14 == 1) + #define JSON_HAS_CPP_14 + #endif + // the cpp 11 flag is always specified because it is the minimal required version + #define JSON_HAS_CPP_11 +#endif + +#ifdef __has_include + #if __has_include() + #include + #endif +#endif + +#if !defined(JSON_HAS_FILESYSTEM) && !defined(JSON_HAS_EXPERIMENTAL_FILESYSTEM) + #ifdef JSON_HAS_CPP_17 + #if defined(__cpp_lib_filesystem) + #define JSON_HAS_FILESYSTEM 1 + #elif defined(__cpp_lib_experimental_filesystem) + #define JSON_HAS_EXPERIMENTAL_FILESYSTEM 1 + #elif !defined(__has_include) + #define JSON_HAS_EXPERIMENTAL_FILESYSTEM 1 + #elif __has_include() + #define JSON_HAS_FILESYSTEM 1 + #elif __has_include() + #define JSON_HAS_EXPERIMENTAL_FILESYSTEM 1 + #endif + + // std::filesystem does not work on MinGW GCC 8: https://sourceforge.net/p/mingw-w64/bugs/737/ + #if defined(__MINGW32__) && defined(__GNUC__) && __GNUC__ == 8 + #undef JSON_HAS_FILESYSTEM + #undef JSON_HAS_EXPERIMENTAL_FILESYSTEM + #endif + + // no filesystem support before GCC 8: https://en.cppreference.com/w/cpp/compiler_support + #if defined(__GNUC__) && !defined(__clang__) && __GNUC__ < 8 + #undef JSON_HAS_FILESYSTEM + #undef JSON_HAS_EXPERIMENTAL_FILESYSTEM + #endif + + // no filesystem support before Clang 7: https://en.cppreference.com/w/cpp/compiler_support + #if defined(__clang_major__) && __clang_major__ < 7 + #undef JSON_HAS_FILESYSTEM + #undef JSON_HAS_EXPERIMENTAL_FILESYSTEM + #endif + + // no filesystem support before MSVC 19.14: https://en.cppreference.com/w/cpp/compiler_support + #if defined(_MSC_VER) && _MSC_VER < 1914 + #undef JSON_HAS_FILESYSTEM + #undef JSON_HAS_EXPERIMENTAL_FILESYSTEM + #endif + + // no filesystem support before iOS 13 + #if defined(__IPHONE_OS_VERSION_MIN_REQUIRED) && __IPHONE_OS_VERSION_MIN_REQUIRED < 130000 + #undef JSON_HAS_FILESYSTEM + #undef JSON_HAS_EXPERIMENTAL_FILESYSTEM + #endif + + // no filesystem support before macOS Catalina + #if defined(__MAC_OS_X_VERSION_MIN_REQUIRED) && __MAC_OS_X_VERSION_MIN_REQUIRED < 101500 + #undef JSON_HAS_FILESYSTEM + #undef JSON_HAS_EXPERIMENTAL_FILESYSTEM + #endif + #endif +#endif + +#ifndef JSON_HAS_EXPERIMENTAL_FILESYSTEM + #define JSON_HAS_EXPERIMENTAL_FILESYSTEM 0 +#endif + +#ifndef JSON_HAS_FILESYSTEM + #define JSON_HAS_FILESYSTEM 0 +#endif + +#ifndef JSON_HAS_THREE_WAY_COMPARISON + #if defined(__cpp_impl_three_way_comparison) && __cpp_impl_three_way_comparison >= 201907L \ + && defined(__cpp_lib_three_way_comparison) && __cpp_lib_three_way_comparison >= 201907L + #define JSON_HAS_THREE_WAY_COMPARISON 1 + #else + #define JSON_HAS_THREE_WAY_COMPARISON 0 + #endif +#endif + +#ifndef JSON_HAS_RANGES + // ranges header shipping in GCC 11.1.0 (released 2021-04-27) has syntax error + #if defined(__GLIBCXX__) && __GLIBCXX__ == 20210427 + #define JSON_HAS_RANGES 0 + #elif defined(__cpp_lib_ranges) + #define JSON_HAS_RANGES 1 + #else + #define JSON_HAS_RANGES 0 + #endif +#endif + +#ifdef JSON_HAS_CPP_17 + #define JSON_INLINE_VARIABLE inline +#else + #define JSON_INLINE_VARIABLE +#endif + +#if JSON_HEDLEY_HAS_ATTRIBUTE(no_unique_address) + #define JSON_NO_UNIQUE_ADDRESS [[no_unique_address]] +#else + #define JSON_NO_UNIQUE_ADDRESS +#endif + +// disable documentation warnings on clang +#if defined(__clang__) + #pragma clang diagnostic push + #pragma clang diagnostic ignored "-Wdocumentation" + #pragma clang diagnostic ignored "-Wdocumentation-unknown-command" +#endif + +// allow disabling exceptions +#if (defined(__cpp_exceptions) || defined(__EXCEPTIONS) || defined(_CPPUNWIND)) && !defined(JSON_NOEXCEPTION) + #define JSON_THROW(exception) throw exception + #define JSON_TRY try + #define JSON_CATCH(exception) catch(exception) + #define JSON_INTERNAL_CATCH(exception) catch(exception) +#else + #include + #define JSON_THROW(exception) std::abort() + #define JSON_TRY if(true) + #define JSON_CATCH(exception) if(false) + #define JSON_INTERNAL_CATCH(exception) if(false) +#endif + +// override exception macros +#if defined(JSON_THROW_USER) + #undef JSON_THROW + #define JSON_THROW JSON_THROW_USER +#endif +#if defined(JSON_TRY_USER) + #undef JSON_TRY + #define JSON_TRY JSON_TRY_USER +#endif +#if defined(JSON_CATCH_USER) + #undef JSON_CATCH + #define JSON_CATCH JSON_CATCH_USER + #undef JSON_INTERNAL_CATCH + #define JSON_INTERNAL_CATCH JSON_CATCH_USER +#endif +#if defined(JSON_INTERNAL_CATCH_USER) + #undef JSON_INTERNAL_CATCH + #define JSON_INTERNAL_CATCH JSON_INTERNAL_CATCH_USER +#endif + +// allow overriding assert +#if !defined(JSON_ASSERT) + #include // assert + #define JSON_ASSERT(x) assert(x) +#endif + +// allow to access some private functions (needed by the test suite) +#if defined(JSON_TESTS_PRIVATE) + #define JSON_PRIVATE_UNLESS_TESTED public +#else + #define JSON_PRIVATE_UNLESS_TESTED private +#endif + +/*! +@brief macro to briefly define a mapping between an enum and JSON +@def NLOHMANN_JSON_SERIALIZE_ENUM +@since version 3.4.0 +*/ +#define NLOHMANN_JSON_SERIALIZE_ENUM(ENUM_TYPE, ...) \ + template \ + inline void to_json(BasicJsonType& j, const ENUM_TYPE& e) \ + { \ + static_assert(std::is_enum::value, #ENUM_TYPE " must be an enum!"); \ + static const std::pair m[] = __VA_ARGS__; \ + auto it = std::find_if(std::begin(m), std::end(m), \ + [e](const std::pair& ej_pair) -> bool \ + { \ + return ej_pair.first == e; \ + }); \ + j = ((it != std::end(m)) ? it : std::begin(m))->second; \ + } \ + template \ + inline void from_json(const BasicJsonType& j, ENUM_TYPE& e) \ + { \ + static_assert(std::is_enum::value, #ENUM_TYPE " must be an enum!"); \ + static const std::pair m[] = __VA_ARGS__; \ + auto it = std::find_if(std::begin(m), std::end(m), \ + [&j](const std::pair& ej_pair) -> bool \ + { \ + return ej_pair.second == j; \ + }); \ + e = ((it != std::end(m)) ? it : std::begin(m))->first; \ + } + +// Ugly macros to avoid uglier copy-paste when specializing basic_json. They +// may be removed in the future once the class is split. + +#define NLOHMANN_BASIC_JSON_TPL_DECLARATION \ + template class ObjectType, \ + template class ArrayType, \ + class StringType, class BooleanType, class NumberIntegerType, \ + class NumberUnsignedType, class NumberFloatType, \ + template class AllocatorType, \ + template class JSONSerializer, \ + class BinaryType> + +#define NLOHMANN_BASIC_JSON_TPL \ + basic_json + +// Macros to simplify conversion from/to types + +#define NLOHMANN_JSON_EXPAND( x ) x +#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 +#define NLOHMANN_JSON_PASTE(...) NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_GET_MACRO(__VA_ARGS__, \ + NLOHMANN_JSON_PASTE64, \ + NLOHMANN_JSON_PASTE63, \ + NLOHMANN_JSON_PASTE62, \ + NLOHMANN_JSON_PASTE61, \ + NLOHMANN_JSON_PASTE60, \ + NLOHMANN_JSON_PASTE59, \ + NLOHMANN_JSON_PASTE58, \ + NLOHMANN_JSON_PASTE57, \ + NLOHMANN_JSON_PASTE56, \ + NLOHMANN_JSON_PASTE55, \ + NLOHMANN_JSON_PASTE54, \ + NLOHMANN_JSON_PASTE53, \ + NLOHMANN_JSON_PASTE52, \ + NLOHMANN_JSON_PASTE51, \ + NLOHMANN_JSON_PASTE50, \ + NLOHMANN_JSON_PASTE49, \ + NLOHMANN_JSON_PASTE48, \ + NLOHMANN_JSON_PASTE47, \ + NLOHMANN_JSON_PASTE46, \ + NLOHMANN_JSON_PASTE45, \ + NLOHMANN_JSON_PASTE44, \ + NLOHMANN_JSON_PASTE43, \ + NLOHMANN_JSON_PASTE42, \ + NLOHMANN_JSON_PASTE41, \ + NLOHMANN_JSON_PASTE40, \ + NLOHMANN_JSON_PASTE39, \ + NLOHMANN_JSON_PASTE38, \ + NLOHMANN_JSON_PASTE37, \ + NLOHMANN_JSON_PASTE36, \ + NLOHMANN_JSON_PASTE35, \ + NLOHMANN_JSON_PASTE34, \ + NLOHMANN_JSON_PASTE33, \ + NLOHMANN_JSON_PASTE32, \ + NLOHMANN_JSON_PASTE31, \ + NLOHMANN_JSON_PASTE30, \ + NLOHMANN_JSON_PASTE29, \ + NLOHMANN_JSON_PASTE28, \ + NLOHMANN_JSON_PASTE27, \ + NLOHMANN_JSON_PASTE26, \ + NLOHMANN_JSON_PASTE25, \ + NLOHMANN_JSON_PASTE24, \ + NLOHMANN_JSON_PASTE23, \ + NLOHMANN_JSON_PASTE22, \ + NLOHMANN_JSON_PASTE21, \ + NLOHMANN_JSON_PASTE20, \ + NLOHMANN_JSON_PASTE19, \ + NLOHMANN_JSON_PASTE18, \ + NLOHMANN_JSON_PASTE17, \ + NLOHMANN_JSON_PASTE16, \ + NLOHMANN_JSON_PASTE15, \ + NLOHMANN_JSON_PASTE14, \ + NLOHMANN_JSON_PASTE13, \ + NLOHMANN_JSON_PASTE12, \ + NLOHMANN_JSON_PASTE11, \ + NLOHMANN_JSON_PASTE10, \ + NLOHMANN_JSON_PASTE9, \ + NLOHMANN_JSON_PASTE8, \ + NLOHMANN_JSON_PASTE7, \ + NLOHMANN_JSON_PASTE6, \ + NLOHMANN_JSON_PASTE5, \ + NLOHMANN_JSON_PASTE4, \ + NLOHMANN_JSON_PASTE3, \ + NLOHMANN_JSON_PASTE2, \ + NLOHMANN_JSON_PASTE1)(__VA_ARGS__)) +#define NLOHMANN_JSON_PASTE2(func, v1) func(v1) +#define NLOHMANN_JSON_PASTE3(func, v1, v2) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE2(func, v2) +#define NLOHMANN_JSON_PASTE4(func, v1, v2, v3) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE3(func, v2, v3) +#define NLOHMANN_JSON_PASTE5(func, v1, v2, v3, v4) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE4(func, v2, v3, v4) +#define NLOHMANN_JSON_PASTE6(func, v1, v2, v3, v4, v5) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE5(func, v2, v3, v4, v5) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) +#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) + +#define NLOHMANN_JSON_TO(v1) nlohmann_json_j[#v1] = nlohmann_json_t.v1; +#define NLOHMANN_JSON_FROM(v1) nlohmann_json_j.at(#v1).get_to(nlohmann_json_t.v1); +#define NLOHMANN_JSON_FROM_WITH_DEFAULT(v1) nlohmann_json_t.v1 = nlohmann_json_j.value(#v1, nlohmann_json_default_obj.v1); + +/*! +@brief macro +@def NLOHMANN_DEFINE_TYPE_INTRUSIVE +@since version 3.9.0 +*/ +#define NLOHMANN_DEFINE_TYPE_INTRUSIVE(Type, ...) \ + 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__)) } \ + 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__)) } + +#define NLOHMANN_DEFINE_TYPE_INTRUSIVE_WITH_DEFAULT(Type, ...) \ + 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__)) } \ + friend void from_json(const nlohmann::json& nlohmann_json_j, Type& nlohmann_json_t) { Type nlohmann_json_default_obj; NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_PASTE(NLOHMANN_JSON_FROM_WITH_DEFAULT, __VA_ARGS__)) } + +/*! +@brief macro +@def NLOHMANN_DEFINE_TYPE_NON_INTRUSIVE +@since version 3.9.0 +*/ +#define NLOHMANN_DEFINE_TYPE_NON_INTRUSIVE(Type, ...) \ + 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__)) } \ + 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__)) } + +#define NLOHMANN_DEFINE_TYPE_NON_INTRUSIVE_WITH_DEFAULT(Type, ...) \ + 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__)) } \ + inline void from_json(const nlohmann::json& nlohmann_json_j, Type& nlohmann_json_t) { Type nlohmann_json_default_obj; NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_PASTE(NLOHMANN_JSON_FROM_WITH_DEFAULT, __VA_ARGS__)) } + + +// inspired from https://stackoverflow.com/a/26745591 +// allows to call any std function as if (e.g. with begin): +// using std::begin; begin(x); +// +// it allows using the detected idiom to retrieve the return type +// of such an expression +#define NLOHMANN_CAN_CALL_STD_FUNC_IMPL(std_name) \ + namespace detail { \ + using std::std_name; \ + \ + template \ + using result_of_##std_name = decltype(std_name(std::declval()...)); \ + } \ + \ + namespace detail2 { \ + struct std_name##_tag \ + { \ + }; \ + \ + template \ + std_name##_tag std_name(T&&...); \ + \ + template \ + using result_of_##std_name = decltype(std_name(std::declval()...)); \ + \ + template \ + struct would_call_std_##std_name \ + { \ + static constexpr auto const value = ::nlohmann::detail:: \ + is_detected_exact::value; \ + }; \ + } /* namespace detail2 */ \ + \ + template \ + struct would_call_std_##std_name : detail2::would_call_std_##std_name \ + { \ + } + +#ifndef JSON_USE_IMPLICIT_CONVERSIONS + #define JSON_USE_IMPLICIT_CONVERSIONS 1 +#endif + +#if JSON_USE_IMPLICIT_CONVERSIONS + #define JSON_EXPLICIT +#else + #define JSON_EXPLICIT explicit +#endif + +#ifndef JSON_DISABLE_ENUM_SERIALIZATION + #define JSON_DISABLE_ENUM_SERIALIZATION 0 +#endif + +#ifndef JSON_USE_GLOBAL_UDLS + #define JSON_USE_GLOBAL_UDLS 1 +#endif + +#if JSON_HAS_THREE_WAY_COMPARISON + #include // partial_ordering +#endif + +NLOHMANN_JSON_NAMESPACE_BEGIN +namespace detail +{ + +/////////////////////////// +// JSON type enumeration // +/////////////////////////// + +/*! +@brief the JSON type enumeration + +This enumeration collects the different JSON types. It is internally used to +distinguish the stored values, and the functions @ref basic_json::is_null(), +@ref basic_json::is_object(), @ref basic_json::is_array(), +@ref basic_json::is_string(), @ref basic_json::is_boolean(), +@ref basic_json::is_number() (with @ref basic_json::is_number_integer(), +@ref basic_json::is_number_unsigned(), and @ref basic_json::is_number_float()), +@ref basic_json::is_discarded(), @ref basic_json::is_primitive(), and +@ref basic_json::is_structured() rely on it. + +@note There are three enumeration entries (number_integer, number_unsigned, and +number_float), because the library distinguishes these three types for numbers: +@ref basic_json::number_unsigned_t is used for unsigned integers, +@ref basic_json::number_integer_t is used for signed integers, and +@ref basic_json::number_float_t is used for floating-point numbers or to +approximate integers which do not fit in the limits of their respective type. + +@sa see @ref basic_json::basic_json(const value_t value_type) -- create a JSON +value with the default value for a given type + +@since version 1.0.0 +*/ +enum class value_t : std::uint8_t +{ + null, ///< null value + object, ///< object (unordered set of name/value pairs) + array, ///< array (ordered collection of values) + string, ///< string value + boolean, ///< boolean value + number_integer, ///< number value (signed integer) + number_unsigned, ///< number value (unsigned integer) + number_float, ///< number value (floating-point) + binary, ///< binary array (ordered collection of bytes) + discarded ///< discarded by the parser callback function +}; + +/*! +@brief comparison operator for JSON types + +Returns an ordering that is similar to Python: +- order: null < boolean < number < object < array < string < binary +- furthermore, each type is not smaller than itself +- discarded values are not comparable +- binary is represented as a b"" string in python and directly comparable to a + string; however, making a binary array directly comparable with a string would + be surprising behavior in a JSON file. + +@since version 1.0.0 +*/ +#if JSON_HAS_THREE_WAY_COMPARISON + inline std::partial_ordering operator<=>(const value_t lhs, const value_t rhs) noexcept // *NOPAD* +#else + inline bool operator<(const value_t lhs, const value_t rhs) noexcept +#endif +{ + static constexpr std::array order = {{ + 0 /* null */, 3 /* object */, 4 /* array */, 5 /* string */, + 1 /* boolean */, 2 /* integer */, 2 /* unsigned */, 2 /* float */, + 6 /* binary */ + } + }; + + const auto l_index = static_cast(lhs); + const auto r_index = static_cast(rhs); +#if JSON_HAS_THREE_WAY_COMPARISON + if (l_index < order.size() && r_index < order.size()) + { + return order[l_index] <=> order[r_index]; // *NOPAD* + } + return std::partial_ordering::unordered; +#else + return l_index < order.size() && r_index < order.size() && order[l_index] < order[r_index]; +#endif +} + +// GCC selects the built-in operator< over an operator rewritten from +// a user-defined spaceship operator +// Clang, MSVC, and ICC select the rewritten candidate +// (see GCC bug https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105200) +#if JSON_HAS_THREE_WAY_COMPARISON && defined(__GNUC__) +inline bool operator<(const value_t lhs, const value_t rhs) noexcept +{ + return std::is_lt(lhs <=> rhs); // *NOPAD* +} +#endif + +} // namespace detail +NLOHMANN_JSON_NAMESPACE_END + +// #include +// __ _____ _____ _____ +// __| | __| | | | JSON for Modern C++ +// | | |__ | | | | | | version 3.11.2 +// |_____|_____|_____|_|___| https://github.com/nlohmann/json +// +// SPDX-FileCopyrightText: 2013-2022 Niels Lohmann +// SPDX-License-Identifier: MIT + + + +// #include + + +NLOHMANN_JSON_NAMESPACE_BEGIN +namespace detail +{ + +/*! +@brief replace all occurrences of a substring by another string + +@param[in,out] s the string to manipulate; changed so that all + occurrences of @a f are replaced with @a t +@param[in] f the substring to replace with @a t +@param[in] t the string to replace @a f + +@pre The search string @a f must not be empty. **This precondition is +enforced with an assertion.** + +@since version 2.0.0 +*/ +template +inline void replace_substring(StringType& s, const StringType& f, + const StringType& t) +{ + JSON_ASSERT(!f.empty()); + for (auto pos = s.find(f); // find first occurrence of f + pos != StringType::npos; // make sure f was found + s.replace(pos, f.size(), t), // replace with t, and + pos = s.find(f, pos + t.size())) // find next occurrence of f + {} +} + +/*! + * @brief string escaping as described in RFC 6901 (Sect. 4) + * @param[in] s string to escape + * @return escaped string + * + * Note the order of escaping "~" to "~0" and "/" to "~1" is important. + */ +template +inline StringType escape(StringType s) +{ + replace_substring(s, StringType{"~"}, StringType{"~0"}); + replace_substring(s, StringType{"/"}, StringType{"~1"}); + return s; +} + +/*! + * @brief string unescaping as described in RFC 6901 (Sect. 4) + * @param[in] s string to unescape + * @return unescaped string + * + * Note the order of escaping "~1" to "/" and "~0" to "~" is important. + */ +template +static void unescape(StringType& s) +{ + replace_substring(s, StringType{"~1"}, StringType{"/"}); + replace_substring(s, StringType{"~0"}, StringType{"~"}); +} + +} // namespace detail +NLOHMANN_JSON_NAMESPACE_END + +// #include +// __ _____ _____ _____ +// __| | __| | | | JSON for Modern C++ +// | | |__ | | | | | | version 3.11.2 +// |_____|_____|_____|_|___| https://github.com/nlohmann/json +// +// SPDX-FileCopyrightText: 2013-2022 Niels Lohmann +// SPDX-License-Identifier: MIT + + + +#include // size_t + +// #include + + +NLOHMANN_JSON_NAMESPACE_BEGIN +namespace detail +{ + +/// struct to capture the start position of the current token +struct position_t +{ + /// the total number of characters read + std::size_t chars_read_total = 0; + /// the number of characters read in the current line + std::size_t chars_read_current_line = 0; + /// the number of lines read + std::size_t lines_read = 0; + + /// conversion to size_t to preserve SAX interface + constexpr operator size_t() const + { + return chars_read_total; + } +}; + +} // namespace detail +NLOHMANN_JSON_NAMESPACE_END + +// #include + +// #include +// __ _____ _____ _____ +// __| | __| | | | JSON for Modern C++ +// | | |__ | | | | | | version 3.11.2 +// |_____|_____|_____|_|___| https://github.com/nlohmann/json +// +// SPDX-FileCopyrightText: 2013-2022 Niels Lohmann +// SPDX-FileCopyrightText: 2018 The Abseil Authors +// SPDX-License-Identifier: MIT + + + +#include // array +#include // size_t +#include // conditional, enable_if, false_type, integral_constant, is_constructible, is_integral, is_same, remove_cv, remove_reference, true_type +#include // index_sequence, make_index_sequence, index_sequence_for + +// #include + + +NLOHMANN_JSON_NAMESPACE_BEGIN +namespace detail +{ + +template +using uncvref_t = typename std::remove_cv::type>::type; + +#ifdef JSON_HAS_CPP_14 + +// the following utilities are natively available in C++14 +using std::enable_if_t; +using std::index_sequence; +using std::make_index_sequence; +using std::index_sequence_for; + +#else + +// alias templates to reduce boilerplate +template +using enable_if_t = typename std::enable_if::type; + +// The following code is taken from https://github.com/abseil/abseil-cpp/blob/10cb35e459f5ecca5b2ff107635da0bfa41011b4/absl/utility/utility.h +// which is part of Google Abseil (https://github.com/abseil/abseil-cpp), licensed under the Apache License 2.0. + +//// START OF CODE FROM GOOGLE ABSEIL + +// integer_sequence +// +// Class template representing a compile-time integer sequence. An instantiation +// of `integer_sequence` has a sequence of integers encoded in its +// type through its template arguments (which is a common need when +// working with C++11 variadic templates). `absl::integer_sequence` is designed +// to be a drop-in replacement for C++14's `std::integer_sequence`. +// +// Example: +// +// template< class T, T... Ints > +// void user_function(integer_sequence); +// +// int main() +// { +// // user_function's `T` will be deduced to `int` and `Ints...` +// // will be deduced to `0, 1, 2, 3, 4`. +// user_function(make_integer_sequence()); +// } +template +struct integer_sequence +{ + using value_type = T; + static constexpr std::size_t size() noexcept + { + return sizeof...(Ints); + } +}; + +// index_sequence +// +// A helper template for an `integer_sequence` of `size_t`, +// `absl::index_sequence` is designed to be a drop-in replacement for C++14's +// `std::index_sequence`. +template +using index_sequence = integer_sequence; + +namespace utility_internal +{ + +template +struct Extend; + +// Note that SeqSize == sizeof...(Ints). It's passed explicitly for efficiency. +template +struct Extend, SeqSize, 0> +{ + using type = integer_sequence < T, Ints..., (Ints + SeqSize)... >; +}; + +template +struct Extend, SeqSize, 1> +{ + using type = integer_sequence < T, Ints..., (Ints + SeqSize)..., 2 * SeqSize >; +}; + +// Recursion helper for 'make_integer_sequence'. +// 'Gen::type' is an alias for 'integer_sequence'. +template +struct Gen +{ + using type = + typename Extend < typename Gen < T, N / 2 >::type, N / 2, N % 2 >::type; +}; + +template +struct Gen +{ + using type = integer_sequence; +}; + +} // namespace utility_internal + +// Compile-time sequences of integers + +// make_integer_sequence +// +// This template alias is equivalent to +// `integer_sequence`, and is designed to be a drop-in +// replacement for C++14's `std::make_integer_sequence`. +template +using make_integer_sequence = typename utility_internal::Gen::type; + +// make_index_sequence +// +// This template alias is equivalent to `index_sequence<0, 1, ..., N-1>`, +// and is designed to be a drop-in replacement for C++14's +// `std::make_index_sequence`. +template +using make_index_sequence = make_integer_sequence; + +// index_sequence_for +// +// Converts a typename pack into an index sequence of the same length, and +// is designed to be a drop-in replacement for C++14's +// `std::index_sequence_for()` +template +using index_sequence_for = make_index_sequence; + +//// END OF CODE FROM GOOGLE ABSEIL + +#endif + +// dispatch utility (taken from ranges-v3) +template struct priority_tag : priority_tag < N - 1 > {}; +template<> struct priority_tag<0> {}; + +// taken from ranges-v3 +template +struct static_const +{ + static JSON_INLINE_VARIABLE constexpr T value{}; +}; + +#ifndef JSON_HAS_CPP_17 + template + constexpr T static_const::value; +#endif + +template +inline constexpr std::array make_array(Args&& ... args) +{ + return std::array {{static_cast(std::forward(args))...}}; +} + +} // namespace detail +NLOHMANN_JSON_NAMESPACE_END + +// #include +// __ _____ _____ _____ +// __| | __| | | | JSON for Modern C++ +// | | |__ | | | | | | version 3.11.2 +// |_____|_____|_____|_|___| https://github.com/nlohmann/json +// +// SPDX-FileCopyrightText: 2013-2022 Niels Lohmann +// SPDX-License-Identifier: MIT + + + +#include // numeric_limits +#include // false_type, is_constructible, is_integral, is_same, true_type +#include // declval +#include // tuple + +// #include +// __ _____ _____ _____ +// __| | __| | | | JSON for Modern C++ +// | | |__ | | | | | | version 3.11.2 +// |_____|_____|_____|_|___| https://github.com/nlohmann/json +// +// SPDX-FileCopyrightText: 2013-2022 Niels Lohmann +// SPDX-License-Identifier: MIT + + + +#include // random_access_iterator_tag + +// #include + +// #include + +// #include + + +NLOHMANN_JSON_NAMESPACE_BEGIN +namespace detail +{ + +template +struct iterator_types {}; + +template +struct iterator_types < + It, + void_t> +{ + using difference_type = typename It::difference_type; + using value_type = typename It::value_type; + using pointer = typename It::pointer; + using reference = typename It::reference; + using iterator_category = typename It::iterator_category; +}; + +// This is required as some compilers implement std::iterator_traits in a way that +// doesn't work with SFINAE. See https://github.com/nlohmann/json/issues/1341. +template +struct iterator_traits +{ +}; + +template +struct iterator_traits < T, enable_if_t < !std::is_pointer::value >> + : iterator_types +{ +}; + +template +struct iterator_traits::value>> +{ + using iterator_category = std::random_access_iterator_tag; + using value_type = T; + using difference_type = ptrdiff_t; + using pointer = T*; + using reference = T&; +}; + +} // namespace detail +NLOHMANN_JSON_NAMESPACE_END + +// #include + +// #include +// __ _____ _____ _____ +// __| | __| | | | JSON for Modern C++ +// | | |__ | | | | | | version 3.11.2 +// |_____|_____|_____|_|___| https://github.com/nlohmann/json +// +// SPDX-FileCopyrightText: 2013-2022 Niels Lohmann +// SPDX-License-Identifier: MIT + + + +// #include + + +NLOHMANN_JSON_NAMESPACE_BEGIN + +NLOHMANN_CAN_CALL_STD_FUNC_IMPL(begin); + +NLOHMANN_JSON_NAMESPACE_END + +// #include +// __ _____ _____ _____ +// __| | __| | | | JSON for Modern C++ +// | | |__ | | | | | | version 3.11.2 +// |_____|_____|_____|_|___| https://github.com/nlohmann/json +// +// SPDX-FileCopyrightText: 2013-2022 Niels Lohmann +// SPDX-License-Identifier: MIT + + + +// #include + + +NLOHMANN_JSON_NAMESPACE_BEGIN + +NLOHMANN_CAN_CALL_STD_FUNC_IMPL(end); + +NLOHMANN_JSON_NAMESPACE_END + +// #include + +// #include + +// #include +// __ _____ _____ _____ +// __| | __| | | | JSON for Modern C++ +// | | |__ | | | | | | version 3.11.2 +// |_____|_____|_____|_|___| https://github.com/nlohmann/json +// +// SPDX-FileCopyrightText: 2013-2022 Niels Lohmann +// SPDX-License-Identifier: MIT + +#ifndef INCLUDE_NLOHMANN_JSON_FWD_HPP_ + #define INCLUDE_NLOHMANN_JSON_FWD_HPP_ + + #include // int64_t, uint64_t + #include // map + #include // allocator + #include // string + #include // vector + + // #include + + + /*! + @brief namespace for Niels Lohmann + @see https://github.com/nlohmann + @since version 1.0.0 + */ + NLOHMANN_JSON_NAMESPACE_BEGIN + + /*! + @brief default JSONSerializer template argument + + This serializer ignores the template arguments and uses ADL + ([argument-dependent lookup](https://en.cppreference.com/w/cpp/language/adl)) + for serialization. + */ + template + struct adl_serializer; + + /// a class to store JSON values + /// @sa https://json.nlohmann.me/api/basic_json/ + template class ObjectType = + std::map, + template class ArrayType = std::vector, + class StringType = std::string, class BooleanType = bool, + class NumberIntegerType = std::int64_t, + class NumberUnsignedType = std::uint64_t, + class NumberFloatType = double, + template class AllocatorType = std::allocator, + template class JSONSerializer = + adl_serializer, + class BinaryType = std::vector> + class basic_json; + + /// @brief JSON Pointer defines a string syntax for identifying a specific value within a JSON document + /// @sa https://json.nlohmann.me/api/json_pointer/ + template + class json_pointer; + + /*! + @brief default specialization + @sa https://json.nlohmann.me/api/json/ + */ + using json = basic_json<>; + + /// @brief a minimal map-like container that preserves insertion order + /// @sa https://json.nlohmann.me/api/ordered_map/ + template + struct ordered_map; + + /// @brief specialization that maintains the insertion order of object keys + /// @sa https://json.nlohmann.me/api/ordered_json/ + using ordered_json = basic_json; + + NLOHMANN_JSON_NAMESPACE_END + +#endif // INCLUDE_NLOHMANN_JSON_FWD_HPP_ + + +NLOHMANN_JSON_NAMESPACE_BEGIN +/*! +@brief detail namespace with internal helper functions + +This namespace collects functions that should not be exposed, +implementations of some @ref basic_json methods, and meta-programming helpers. + +@since version 2.1.0 +*/ +namespace detail +{ + +///////////// +// helpers // +///////////// + +// Note to maintainers: +// +// Every trait in this file expects a non CV-qualified type. +// The only exceptions are in the 'aliases for detected' section +// (i.e. those of the form: decltype(T::member_function(std::declval()))) +// +// In this case, T has to be properly CV-qualified to constraint the function arguments +// (e.g. to_json(BasicJsonType&, const T&)) + +template struct is_basic_json : std::false_type {}; + +NLOHMANN_BASIC_JSON_TPL_DECLARATION +struct is_basic_json : std::true_type {}; + +// used by exceptions create() member functions +// true_type for pointer to possibly cv-qualified basic_json or std::nullptr_t +// false_type otherwise +template +struct is_basic_json_context : + std::integral_constant < bool, + is_basic_json::type>::type>::value + || std::is_same::value > +{}; + +////////////////////// +// json_ref helpers // +////////////////////// + +template +class json_ref; + +template +struct is_json_ref : std::false_type {}; + +template +struct is_json_ref> : std::true_type {}; + +////////////////////////// +// aliases for detected // +////////////////////////// + +template +using mapped_type_t = typename T::mapped_type; + +template +using key_type_t = typename T::key_type; + +template +using value_type_t = typename T::value_type; + +template +using difference_type_t = typename T::difference_type; + +template +using pointer_t = typename T::pointer; + +template +using reference_t = typename T::reference; + +template +using iterator_category_t = typename T::iterator_category; + +template +using to_json_function = decltype(T::to_json(std::declval()...)); + +template +using from_json_function = decltype(T::from_json(std::declval()...)); + +template +using get_template_function = decltype(std::declval().template get()); + +// trait checking if JSONSerializer::from_json(json const&, udt&) exists +template +struct has_from_json : std::false_type {}; + +// trait checking if j.get is valid +// use this trait instead of std::is_constructible or std::is_convertible, +// both rely on, or make use of implicit conversions, and thus fail when T +// has several constructors/operator= (see https://github.com/nlohmann/json/issues/958) +template +struct is_getable +{ + static constexpr bool value = is_detected::value; +}; + +template +struct has_from_json < BasicJsonType, T, enable_if_t < !is_basic_json::value >> +{ + using serializer = typename BasicJsonType::template json_serializer; + + static constexpr bool value = + is_detected_exact::value; +}; + +// This trait checks if JSONSerializer::from_json(json const&) exists +// this overload is used for non-default-constructible user-defined-types +template +struct has_non_default_from_json : std::false_type {}; + +template +struct has_non_default_from_json < BasicJsonType, T, enable_if_t < !is_basic_json::value >> +{ + using serializer = typename BasicJsonType::template json_serializer; + + static constexpr bool value = + is_detected_exact::value; +}; + +// This trait checks if BasicJsonType::json_serializer::to_json exists +// Do not evaluate the trait when T is a basic_json type, to avoid template instantiation infinite recursion. +template +struct has_to_json : std::false_type {}; + +template +struct has_to_json < BasicJsonType, T, enable_if_t < !is_basic_json::value >> +{ + using serializer = typename BasicJsonType::template json_serializer; + + static constexpr bool value = + is_detected_exact::value; +}; + +template +using detect_key_compare = typename T::key_compare; + +template +struct has_key_compare : std::integral_constant::value> {}; + +// obtains the actual object key comparator +template +struct actual_object_comparator +{ + using object_t = typename BasicJsonType::object_t; + using object_comparator_t = typename BasicJsonType::default_object_comparator_t; + using type = typename std::conditional < has_key_compare::value, + typename object_t::key_compare, object_comparator_t>::type; +}; + +template +using actual_object_comparator_t = typename actual_object_comparator::type; + +/////////////////// +// is_ functions // +/////////////////// + +// https://en.cppreference.com/w/cpp/types/conjunction +template struct conjunction : std::true_type { }; +template struct conjunction : B { }; +template +struct conjunction +: std::conditional(B::value), conjunction, B>::type {}; + +// https://en.cppreference.com/w/cpp/types/negation +template struct negation : std::integral_constant < bool, !B::value > { }; + +// Reimplementation of is_constructible and is_default_constructible, due to them being broken for +// std::pair and std::tuple until LWG 2367 fix (see https://cplusplus.github.io/LWG/lwg-defects.html#2367). +// This causes compile errors in e.g. clang 3.5 or gcc 4.9. +template +struct is_default_constructible : std::is_default_constructible {}; + +template +struct is_default_constructible> + : conjunction, is_default_constructible> {}; + +template +struct is_default_constructible> + : conjunction, is_default_constructible> {}; + +template +struct is_default_constructible> + : conjunction...> {}; + +template +struct is_default_constructible> + : conjunction...> {}; + + +template +struct is_constructible : std::is_constructible {}; + +template +struct is_constructible> : is_default_constructible> {}; + +template +struct is_constructible> : is_default_constructible> {}; + +template +struct is_constructible> : is_default_constructible> {}; + +template +struct is_constructible> : is_default_constructible> {}; + + +template +struct is_iterator_traits : std::false_type {}; + +template +struct is_iterator_traits> +{ + private: + using traits = iterator_traits; + + public: + static constexpr auto value = + is_detected::value && + is_detected::value && + is_detected::value && + is_detected::value && + is_detected::value; +}; + +template +struct is_range +{ + private: + using t_ref = typename std::add_lvalue_reference::type; + + using iterator = detected_t; + using sentinel = detected_t; + + // to be 100% correct, it should use https://en.cppreference.com/w/cpp/iterator/input_or_output_iterator + // and https://en.cppreference.com/w/cpp/iterator/sentinel_for + // but reimplementing these would be too much work, as a lot of other concepts are used underneath + static constexpr auto is_iterator_begin = + is_iterator_traits>::value; + + public: + static constexpr bool value = !std::is_same::value && !std::is_same::value && is_iterator_begin; +}; + +template +using iterator_t = enable_if_t::value, result_of_begin())>>; + +template +using range_value_t = value_type_t>>; + +// The following implementation of is_complete_type is taken from +// https://blogs.msdn.microsoft.com/vcblog/2015/12/02/partial-support-for-expression-sfinae-in-vs-2015-update-1/ +// and is written by Xiang Fan who agreed to using it in this library. + +template +struct is_complete_type : std::false_type {}; + +template +struct is_complete_type : std::true_type {}; + +template +struct is_compatible_object_type_impl : std::false_type {}; + +template +struct is_compatible_object_type_impl < + BasicJsonType, CompatibleObjectType, + enable_if_t < is_detected::value&& + is_detected::value >> +{ + using object_t = typename BasicJsonType::object_t; + + // macOS's is_constructible does not play well with nonesuch... + static constexpr bool value = + is_constructible::value && + is_constructible::value; +}; + +template +struct is_compatible_object_type + : is_compatible_object_type_impl {}; + +template +struct is_constructible_object_type_impl : std::false_type {}; + +template +struct is_constructible_object_type_impl < + BasicJsonType, ConstructibleObjectType, + enable_if_t < is_detected::value&& + is_detected::value >> +{ + using object_t = typename BasicJsonType::object_t; + + static constexpr bool value = + (is_default_constructible::value && + (std::is_move_assignable::value || + std::is_copy_assignable::value) && + (is_constructible::value && + std::is_same < + typename object_t::mapped_type, + typename ConstructibleObjectType::mapped_type >::value)) || + (has_from_json::value || + has_non_default_from_json < + BasicJsonType, + typename ConstructibleObjectType::mapped_type >::value); +}; + +template +struct is_constructible_object_type + : is_constructible_object_type_impl {}; + +template +struct is_compatible_string_type +{ + static constexpr auto value = + is_constructible::value; +}; + +template +struct is_constructible_string_type +{ + // launder type through decltype() to fix compilation failure on ICPC +#ifdef __INTEL_COMPILER + using laundered_type = decltype(std::declval()); +#else + using laundered_type = ConstructibleStringType; +#endif + + static constexpr auto value = + conjunction < + is_constructible, + is_detected_exact>::value; +}; + +template +struct is_compatible_array_type_impl : std::false_type {}; + +template +struct is_compatible_array_type_impl < + BasicJsonType, CompatibleArrayType, + enable_if_t < + is_detected::value&& + is_iterator_traits>>::value&& +// special case for types like std::filesystem::path whose iterator's value_type are themselves +// c.f. https://github.com/nlohmann/json/pull/3073 + !std::is_same>::value >> +{ + static constexpr bool value = + is_constructible>::value; +}; + +template +struct is_compatible_array_type + : is_compatible_array_type_impl {}; + +template +struct is_constructible_array_type_impl : std::false_type {}; + +template +struct is_constructible_array_type_impl < + BasicJsonType, ConstructibleArrayType, + enable_if_t::value >> + : std::true_type {}; + +template +struct is_constructible_array_type_impl < + BasicJsonType, ConstructibleArrayType, + enable_if_t < !std::is_same::value&& + !is_compatible_string_type::value&& + is_default_constructible::value&& +(std::is_move_assignable::value || + std::is_copy_assignable::value)&& +is_detected::value&& +is_iterator_traits>>::value&& +is_detected::value&& +// special case for types like std::filesystem::path whose iterator's value_type are themselves +// c.f. https://github.com/nlohmann/json/pull/3073 +!std::is_same>::value&& + is_complete_type < + detected_t>::value >> +{ + using value_type = range_value_t; + + static constexpr bool value = + std::is_same::value || + has_from_json::value || + has_non_default_from_json < + BasicJsonType, + value_type >::value; +}; + +template +struct is_constructible_array_type + : is_constructible_array_type_impl {}; + +template +struct is_compatible_integer_type_impl : std::false_type {}; + +template +struct is_compatible_integer_type_impl < + RealIntegerType, CompatibleNumberIntegerType, + enable_if_t < std::is_integral::value&& + std::is_integral::value&& + !std::is_same::value >> +{ + // is there an assert somewhere on overflows? + using RealLimits = std::numeric_limits; + using CompatibleLimits = std::numeric_limits; + + static constexpr auto value = + is_constructible::value && + CompatibleLimits::is_integer && + RealLimits::is_signed == CompatibleLimits::is_signed; +}; + +template +struct is_compatible_integer_type + : is_compatible_integer_type_impl {}; + +template +struct is_compatible_type_impl: std::false_type {}; + +template +struct is_compatible_type_impl < + BasicJsonType, CompatibleType, + enable_if_t::value >> +{ + static constexpr bool value = + has_to_json::value; +}; + +template +struct is_compatible_type + : is_compatible_type_impl {}; + +template +struct is_constructible_tuple : std::false_type {}; + +template +struct is_constructible_tuple> : conjunction...> {}; + +template +struct is_json_iterator_of : std::false_type {}; + +template +struct is_json_iterator_of : std::true_type {}; + +template +struct is_json_iterator_of : std::true_type +{}; + +// checks if a given type T is a template specialization of Primary +template