mirror of
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97eec7012c
* add USE_SYSTEM_FMT & USE_SYSTEM_TOML * switch back to libeb
17415 lines
465 KiB
C++
17415 lines
465 KiB
C++
//----------------------------------------------------------------------------------------------------------------------
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//
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// toml++ v3.3.0
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// https://github.com/marzer/tomlplusplus
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// SPDX-License-Identifier: MIT
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//
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//----------------------------------------------------------------------------------------------------------------------
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//
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// - THIS FILE WAS ASSEMBLED FROM MULTIPLE HEADER FILES BY A SCRIPT - PLEASE DON'T EDIT IT DIRECTLY -
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//
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// If you wish to submit a contribution to toml++, hooray and thanks! Before you crack on, please be aware that this
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// file was assembled from a number of smaller files by a python script, and code contributions should not be made
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// against it directly. You should instead make your changes in the relevant source file(s). The file names of the files
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// that contributed to this header can be found at the beginnings and ends of the corresponding sections of this file.
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//
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//----------------------------------------------------------------------------------------------------------------------
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//
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// TOML Language Specifications:
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// latest: https://github.com/toml-lang/toml/blob/master/README.md
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// v1.0.0: https://toml.io/en/v1.0.0
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// v0.5.0: https://toml.io/en/v0.5.0
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// changelog: https://github.com/toml-lang/toml/blob/master/CHANGELOG.md
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//
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//----------------------------------------------------------------------------------------------------------------------
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//
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// MIT License
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//
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// Copyright (c) Mark Gillard <mark.gillard@outlook.com.au>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
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// documentation files (the "Software"), to deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all copies or substantial portions of the
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// Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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// WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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//----------------------------------------------------------------------------------------------------------------------
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#ifndef TOMLPLUSPLUS_H
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#define TOMLPLUSPLUS_H
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#define INCLUDE_TOMLPLUSPLUS_H // old guard name used pre-v3
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//******** impl/preprocessor.h ***************************************************************************************
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#ifndef __cplusplus
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#error toml++ is a C++ library.
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#endif
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#ifdef _MSVC_LANG
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#define TOML_CPP _MSVC_LANG
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#else
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#define TOML_CPP __cplusplus
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#endif
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#if TOML_CPP >= 202002L
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#undef TOML_CPP
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#define TOML_CPP 20
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#elif TOML_CPP >= 201703L
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#undef TOML_CPP
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#define TOML_CPP 17
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#else
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#if TOML_CPP < 201103L
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#error toml++ requires C++17 or higher. For a pre-C++11 TOML library see https://github.com/ToruNiina/Boost.toml
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#elif TOML_CPP < 201703L
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#error toml++ requires C++17 or higher. For a C++11 TOML library see https://github.com/ToruNiina/toml11
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#endif
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#endif
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#define TOML_MAKE_VERSION(major, minor, patch) (((major)*10000) + ((minor)*100) + ((patch)))
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#ifdef __clang__
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#define TOML_CLANG __clang_major__
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#define TOML_CLANG_VERSION TOML_MAKE_VERSION(__clang_major__, __clang_minor__, __clang_patchlevel__)
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#else
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#define TOML_CLANG 0
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#endif
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#ifdef __INTEL_COMPILER
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#define TOML_ICC __INTEL_COMPILER
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#ifdef __ICL
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#define TOML_ICC_CL TOML_ICC
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#else
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#define TOML_ICC_CL 0
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#endif
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#else
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#define TOML_ICC 0
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#define TOML_ICC_CL 0
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#endif
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#if defined(_MSC_VER) && !TOML_CLANG && !TOML_ICC
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#define TOML_MSVC _MSC_VER
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#else
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#define TOML_MSVC 0
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#endif
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#if defined(__GNUC__) && !TOML_CLANG && !TOML_ICC
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#define TOML_GCC __GNUC__
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#else
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#define TOML_GCC 0
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#endif
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#if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__NT__) || defined(__CYGWIN__)
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#define TOML_WINDOWS 1
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#else
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#define TOML_WINDOWS 0
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#endif
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#if defined(DOXYGEN) || defined(__DOXYGEN__) || defined(__POXY__) || defined(__poxy__)
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#define TOML_DOXYGEN 1
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#else
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#define TOML_DOXYGEN 0
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#endif
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#ifdef __INTELLISENSE__
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#define TOML_INTELLISENSE 1
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#else
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#define TOML_INTELLISENSE 0
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#endif
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// special handling for apple clang; see:
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// - https://github.com/marzer/tomlplusplus/issues/189
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// - https://en.wikipedia.org/wiki/Xcode
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// - https://stackoverflow.com/questions/19387043/how-can-i-reliably-detect-the-version-of-clang-at-preprocessing-time
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#if TOML_CLANG && defined(__apple_build_version__)
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#undef TOML_CLANG
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#if TOML_CLANG_VERSION >= TOML_MAKE_VERSION(14, 0, 0)
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#define TOML_CLANG 14
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#elif TOML_CLANG_VERSION >= TOML_MAKE_VERSION(13, 1, 6)
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#define TOML_CLANG 13
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#elif TOML_CLANG_VERSION >= TOML_MAKE_VERSION(13, 0, 0)
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#define TOML_CLANG 12
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#elif TOML_CLANG_VERSION >= TOML_MAKE_VERSION(12, 0, 5)
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#define TOML_CLANG 11
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#elif TOML_CLANG_VERSION >= TOML_MAKE_VERSION(12, 0, 0)
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#define TOML_CLANG 10
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#elif TOML_CLANG_VERSION >= TOML_MAKE_VERSION(11, 0, 3)
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#define TOML_CLANG 9
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#elif TOML_CLANG_VERSION >= TOML_MAKE_VERSION(11, 0, 0)
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#define TOML_CLANG 8
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#elif TOML_CLANG_VERSION >= TOML_MAKE_VERSION(10, 0, 1)
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#define TOML_CLANG 7
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#else
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#define TOML_CLANG 6 // not strictly correct but doesn't matter below this
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#endif
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#endif
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// IA64
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#if defined(__ia64__) || defined(__ia64) || defined(_IA64) || defined(__IA64__) || defined(_M_IA64)
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#define TOML_ARCH_ITANIUM 1
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#else
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#define TOML_ARCH_ITANIUM 0
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#endif
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// AMD64
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#if defined(__amd64__) || defined(__amd64) || defined(__x86_64__) || defined(__x86_64) || defined(_M_AMD64)
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#define TOML_ARCH_AMD64 1
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#else
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#define TOML_ARCH_AMD64 0
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#endif
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// 32-bit x86
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#if defined(__i386__) || defined(_M_IX86)
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#define TOML_ARCH_X86 1
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#else
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#define TOML_ARCH_X86 0
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#endif
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// ARM
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#if defined(__aarch64__) || defined(__ARM_ARCH_ISA_A64) || defined(_M_ARM64) || defined(__ARM_64BIT_STATE) \
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|| defined(_M_ARM64EC)
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#define TOML_ARCH_ARM32 0
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#define TOML_ARCH_ARM64 1
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#define TOML_ARCH_ARM 1
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#elif defined(__arm__) || defined(_M_ARM) || defined(__ARM_32BIT_STATE)
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#define TOML_ARCH_ARM32 1
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#define TOML_ARCH_ARM64 0
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#define TOML_ARCH_ARM 1
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#else
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#define TOML_ARCH_ARM32 0
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#define TOML_ARCH_ARM64 0
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#define TOML_ARCH_ARM 0
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#endif
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// TOML_HAS_INCLUDE
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#ifdef __has_include
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#define TOML_HAS_INCLUDE(header) __has_include(header)
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#else
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#define TOML_HAS_INCLUDE(header) 0
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#endif
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#ifdef __has_builtin
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#define TOML_HAS_BUILTIN(name) __has_builtin(name)
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#else
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#define TOML_HAS_BUILTIN(name) 0
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#endif
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// TOML_HAS_FEATURE
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#ifdef __has_feature
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#define TOML_HAS_FEATURE(name) __has_feature(name)
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#else
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#define TOML_HAS_FEATURE(name) 0
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#endif
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// TOML_HAS_ATTR
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#ifdef __has_attribute
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#define TOML_HAS_ATTR(attr) __has_attribute(attr)
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#else
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#define TOML_HAS_ATTR(attr) 0
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#endif
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// TOML_HAS_CPP_ATTR
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#ifdef __has_cpp_attribute
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#define TOML_HAS_CPP_ATTR(attr) __has_cpp_attribute(attr)
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#else
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#define TOML_HAS_CPP_ATTR(attr) 0
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#endif
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// TOML_COMPILER_HAS_EXCEPTIONS
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#if defined(__EXCEPTIONS) || defined(_CPPUNWIND) || defined(__cpp_exceptions)
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#define TOML_COMPILER_HAS_EXCEPTIONS 1
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#else
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#define TOML_COMPILER_HAS_EXCEPTIONS 0
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#endif
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// TOML_COMPILER_HAS_RTTI
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#if defined(_CPPRTTI) || defined(__GXX_RTTI) || TOML_HAS_FEATURE(cxx_rtti)
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#define TOML_COMPILER_HAS_RTTI 1
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#else
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#define TOML_COMPILER_HAS_RTTI 0
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#endif
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// TOML_ATTR (gnu attributes)
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#if TOML_CLANG || TOML_GCC || defined(__GNUC__)
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#define TOML_ATTR(...) __attribute__((__VA_ARGS__))
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#else
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#define TOML_ATTR(...)
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#endif
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// TOML_DECLSPEC (msvc attributes)
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#ifdef _MSC_VER
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#define TOML_DECLSPEC(...) __declspec(__VA_ARGS__)
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#else
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#define TOML_DECLSPEC(...)
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#endif
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// TOML_CONCAT
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#define TOML_CONCAT_1(x, y) x##y
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#define TOML_CONCAT(x, y) TOML_CONCAT_1(x, y)
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// TOML_MAKE_STRING
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#define TOML_MAKE_STRING_1(s) #s
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#define TOML_MAKE_STRING(s) TOML_MAKE_STRING_1(s)
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// TOML_PRAGMA_XXXX (compiler-specific pragmas)
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#if TOML_CLANG
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#define TOML_PRAGMA_CLANG(decl) _Pragma(TOML_MAKE_STRING(clang decl))
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#else
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#define TOML_PRAGMA_CLANG(decl)
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#endif
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#if TOML_CLANG >= 9
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#define TOML_PRAGMA_CLANG_GE_9(decl) TOML_PRAGMA_CLANG(decl)
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#else
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#define TOML_PRAGMA_CLANG_GE_9(decl)
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#endif
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#if TOML_CLANG >= 10
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#define TOML_PRAGMA_CLANG_GE_10(decl) TOML_PRAGMA_CLANG(decl)
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#else
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#define TOML_PRAGMA_CLANG_GE_10(decl)
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#endif
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#if TOML_CLANG >= 11
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#define TOML_PRAGMA_CLANG_GE_11(decl) TOML_PRAGMA_CLANG(decl)
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#else
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#define TOML_PRAGMA_CLANG_GE_11(decl)
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#endif
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#if TOML_GCC
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#define TOML_PRAGMA_GCC(decl) _Pragma(TOML_MAKE_STRING(GCC decl))
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#else
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#define TOML_PRAGMA_GCC(decl)
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#endif
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#if TOML_MSVC
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#define TOML_PRAGMA_MSVC(...) __pragma(__VA_ARGS__)
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#else
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#define TOML_PRAGMA_MSVC(...)
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#endif
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#if TOML_ICC
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#define TOML_PRAGMA_ICC(...) __pragma(__VA_ARGS__)
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#else
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#define TOML_PRAGMA_ICC(...)
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#endif
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// TOML_ALWAYS_INLINE
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#ifdef _MSC_VER
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#define TOML_ALWAYS_INLINE __forceinline
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#elif TOML_GCC || TOML_CLANG || TOML_HAS_ATTR(__always_inline__)
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#define TOML_ALWAYS_INLINE \
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TOML_ATTR(__always_inline__) \
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inline
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#else
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#define TOML_ALWAYS_INLINE inline
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#endif
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// TOML_NEVER_INLINE
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#ifdef _MSC_VER
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#define TOML_NEVER_INLINE TOML_DECLSPEC(noinline)
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#elif TOML_GCC || TOML_CLANG || TOML_HAS_ATTR(__noinline__)
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#define TOML_NEVER_INLINE TOML_ATTR(__noinline__)
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#else
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#define TOML_NEVER_INLINE
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#endif
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// MSVC attributes
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#define TOML_ABSTRACT_INTERFACE TOML_DECLSPEC(novtable)
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#define TOML_EMPTY_BASES TOML_DECLSPEC(empty_bases)
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// TOML_TRIVIAL_ABI
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#if TOML_CLANG || TOML_HAS_ATTR(__trivial_abi__)
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#define TOML_TRIVIAL_ABI TOML_ATTR(__trivial_abi__)
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#else
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#define TOML_TRIVIAL_ABI
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#endif
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// TOML_NODISCARD
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#if TOML_CPP >= 17 && TOML_HAS_CPP_ATTR(nodiscard) >= 201603
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#define TOML_NODISCARD [[nodiscard]]
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#elif TOML_CLANG || TOML_GCC || TOML_HAS_ATTR(__warn_unused_result__)
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#define TOML_NODISCARD TOML_ATTR(__warn_unused_result__)
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#else
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#define TOML_NODISCARD
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#endif
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// TOML_NODISCARD_CTOR
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#if TOML_CPP >= 17 && TOML_HAS_CPP_ATTR(nodiscard) >= 201907
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#define TOML_NODISCARD_CTOR [[nodiscard]]
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#else
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#define TOML_NODISCARD_CTOR
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#endif
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// pure + const
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// clang-format off
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#ifdef NDEBUG
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#define TOML_PURE TOML_DECLSPEC(noalias) TOML_ATTR(__pure__)
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#define TOML_CONST TOML_DECLSPEC(noalias) TOML_ATTR(__const__)
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#define TOML_PURE_GETTER TOML_NODISCARD TOML_PURE
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#define TOML_CONST_GETTER TOML_NODISCARD TOML_CONST
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#define TOML_PURE_INLINE_GETTER TOML_NODISCARD TOML_ALWAYS_INLINE TOML_PURE
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#define TOML_CONST_INLINE_GETTER TOML_NODISCARD TOML_ALWAYS_INLINE TOML_CONST
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#else
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#define TOML_PURE
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#define TOML_CONST
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#define TOML_PURE_GETTER TOML_NODISCARD
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#define TOML_CONST_GETTER TOML_NODISCARD
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#define TOML_PURE_INLINE_GETTER TOML_NODISCARD TOML_ALWAYS_INLINE
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#define TOML_CONST_INLINE_GETTER TOML_NODISCARD TOML_ALWAYS_INLINE
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#endif
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// clang-format on
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// TOML_ASSUME
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#ifdef _MSC_VER
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#define TOML_ASSUME(...) __assume(__VA_ARGS__)
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#elif TOML_ICC || TOML_CLANG || TOML_HAS_BUILTIN(__builtin_assume)
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#define TOML_ASSUME(...) __builtin_assume(__VA_ARGS__)
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#else
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#define TOML_ASSUME(...) static_assert(true)
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#endif
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// TOML_UNREACHABLE
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#ifdef _MSC_VER
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#define TOML_UNREACHABLE __assume(0)
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#elif TOML_ICC || TOML_CLANG || TOML_GCC || TOML_HAS_BUILTIN(__builtin_unreachable)
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#define TOML_UNREACHABLE __builtin_unreachable()
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#else
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#define TOML_UNREACHABLE static_assert(true)
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#endif
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// TOML_LIKELY
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#if TOML_CPP >= 20 && TOML_HAS_CPP_ATTR(likely) >= 201803
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#define TOML_LIKELY(...) (__VA_ARGS__) [[likely]]
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#define TOML_LIKELY_CASE [[likely]]
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#elif TOML_GCC || TOML_CLANG || TOML_HAS_BUILTIN(__builtin_expect)
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#define TOML_LIKELY(...) (__builtin_expect(!!(__VA_ARGS__), 1))
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#else
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#define TOML_LIKELY(...) (__VA_ARGS__)
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#endif
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#ifndef TOML_LIKELY_CASE
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#define TOML_LIKELY_CASE
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#endif
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// TOML_UNLIKELY
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#if TOML_CPP >= 20 && TOML_HAS_CPP_ATTR(unlikely) >= 201803
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#define TOML_UNLIKELY(...) (__VA_ARGS__) [[unlikely]]
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#define TOML_UNLIKELY_CASE [[unlikely]]
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#elif TOML_GCC || TOML_CLANG || TOML_HAS_BUILTIN(__builtin_expect)
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#define TOML_UNLIKELY(...) (__builtin_expect(!!(__VA_ARGS__), 0))
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#else
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#define TOML_UNLIKELY(...) (__VA_ARGS__)
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#endif
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#ifndef TOML_UNLIKELY_CASE
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#define TOML_UNLIKELY_CASE
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#endif
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// TOML_FLAGS_ENUM
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#if TOML_CLANG || TOML_HAS_ATTR(flag_enum)
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#define TOML_FLAGS_ENUM __attribute__((flag_enum))
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#else
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#define TOML_FLAGS_ENUM
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#endif
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// TOML_OPEN_ENUM + TOML_CLOSED_ENUM
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#if TOML_CLANG || TOML_HAS_ATTR(enum_extensibility)
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#define TOML_OPEN_ENUM __attribute__((enum_extensibility(open)))
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#define TOML_CLOSED_ENUM __attribute__((enum_extensibility(closed)))
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#else
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#define TOML_OPEN_ENUM
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#define TOML_CLOSED_ENUM
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#endif
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// TOML_OPEN_FLAGS_ENUM + TOML_CLOSED_FLAGS_ENUM
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#define TOML_OPEN_FLAGS_ENUM TOML_OPEN_ENUM TOML_FLAGS_ENUM
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#define TOML_CLOSED_FLAGS_ENUM TOML_CLOSED_ENUM TOML_FLAGS_ENUM
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// TOML_MAKE_FLAGS
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#define TOML_MAKE_FLAGS_2(T, op, linkage) \
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TOML_CONST_INLINE_GETTER \
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linkage constexpr T operator op(T lhs, T rhs) noexcept \
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{ \
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using under = std::underlying_type_t<T>; \
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return static_cast<T>(static_cast<under>(lhs) op static_cast<under>(rhs)); \
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} \
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\
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linkage constexpr T& operator TOML_CONCAT(op, =)(T & lhs, T rhs) noexcept \
|
|
{ \
|
|
return lhs = (lhs op rhs); \
|
|
} \
|
|
\
|
|
static_assert(true)
|
|
#define TOML_MAKE_FLAGS_1(T, linkage) \
|
|
static_assert(std::is_enum_v<T>); \
|
|
\
|
|
TOML_MAKE_FLAGS_2(T, &, linkage); \
|
|
TOML_MAKE_FLAGS_2(T, |, linkage); \
|
|
TOML_MAKE_FLAGS_2(T, ^, linkage); \
|
|
\
|
|
TOML_CONST_INLINE_GETTER \
|
|
linkage constexpr T operator~(T val) noexcept \
|
|
{ \
|
|
using under = std::underlying_type_t<T>; \
|
|
return static_cast<T>(~static_cast<under>(val)); \
|
|
} \
|
|
\
|
|
TOML_CONST_INLINE_GETTER \
|
|
linkage constexpr bool operator!(T val) noexcept \
|
|
{ \
|
|
using under = std::underlying_type_t<T>; \
|
|
return !static_cast<under>(val); \
|
|
} \
|
|
\
|
|
static_assert(true)
|
|
#define TOML_MAKE_FLAGS(T) TOML_MAKE_FLAGS_1(T, )
|
|
|
|
#define TOML_UNUSED(...) static_cast<void>(__VA_ARGS__)
|
|
|
|
#define TOML_DELETE_DEFAULTS(T) \
|
|
T(const T&) = delete; \
|
|
T(T&&) = delete; \
|
|
T& operator=(const T&) = delete; \
|
|
T& operator=(T&&) = delete
|
|
|
|
#define TOML_ASYMMETRICAL_EQUALITY_OPS(LHS, RHS, ...) \
|
|
__VA_ARGS__ TOML_NODISCARD \
|
|
friend bool operator==(RHS rhs, LHS lhs) noexcept \
|
|
{ \
|
|
return lhs == rhs; \
|
|
} \
|
|
__VA_ARGS__ TOML_NODISCARD \
|
|
friend bool operator!=(LHS lhs, RHS rhs) noexcept \
|
|
{ \
|
|
return !(lhs == rhs); \
|
|
} \
|
|
__VA_ARGS__ TOML_NODISCARD \
|
|
friend bool operator!=(RHS rhs, LHS lhs) noexcept \
|
|
{ \
|
|
return !(lhs == rhs); \
|
|
} \
|
|
static_assert(true)
|
|
|
|
#define TOML_EVAL_BOOL_1(T, F) T
|
|
#define TOML_EVAL_BOOL_0(T, F) F
|
|
|
|
#if !defined(__POXY__) && !defined(POXY_IMPLEMENTATION_DETAIL)
|
|
#define POXY_IMPLEMENTATION_DETAIL(...) __VA_ARGS__
|
|
#endif
|
|
|
|
// COMPILER-SPECIFIC WARNING MANAGEMENT
|
|
|
|
#if TOML_CLANG
|
|
|
|
#define TOML_PUSH_WARNINGS \
|
|
TOML_PRAGMA_CLANG(diagnostic push) \
|
|
TOML_PRAGMA_CLANG(diagnostic ignored "-Wunknown-warning-option") \
|
|
static_assert(true)
|
|
|
|
#define TOML_DISABLE_SWITCH_WARNINGS \
|
|
TOML_PRAGMA_CLANG(diagnostic ignored "-Wswitch") \
|
|
static_assert(true)
|
|
|
|
#define TOML_DISABLE_ARITHMETIC_WARNINGS \
|
|
TOML_PRAGMA_CLANG(diagnostic ignored "-Wfloat-equal") \
|
|
TOML_PRAGMA_CLANG(diagnostic ignored "-Wdouble-promotion") \
|
|
TOML_PRAGMA_CLANG(diagnostic ignored "-Wchar-subscripts") \
|
|
TOML_PRAGMA_CLANG(diagnostic ignored "-Wshift-sign-overflow") \
|
|
static_assert(true)
|
|
|
|
#define TOML_DISABLE_SPAM_WARNINGS \
|
|
TOML_PRAGMA_CLANG_GE_9(diagnostic ignored "-Wctad-maybe-unsupported") \
|
|
TOML_PRAGMA_CLANG_GE_10(diagnostic ignored "-Wzero-as-null-pointer-constant") \
|
|
TOML_PRAGMA_CLANG_GE_11(diagnostic ignored "-Wsuggest-destructor-override") \
|
|
TOML_PRAGMA_CLANG(diagnostic ignored "-Wweak-vtables") \
|
|
TOML_PRAGMA_CLANG(diagnostic ignored "-Wweak-template-vtables") \
|
|
TOML_PRAGMA_CLANG(diagnostic ignored "-Wdouble-promotion") \
|
|
TOML_PRAGMA_CLANG(diagnostic ignored "-Wchar-subscripts") \
|
|
TOML_PRAGMA_CLANG(diagnostic ignored "-Wmissing-field-initializers") \
|
|
TOML_PRAGMA_CLANG(diagnostic ignored "-Wpadded") \
|
|
static_assert(true)
|
|
|
|
#define TOML_POP_WARNINGS \
|
|
TOML_PRAGMA_CLANG(diagnostic pop) \
|
|
static_assert(true)
|
|
|
|
#define TOML_DISABLE_WARNINGS \
|
|
TOML_PRAGMA_CLANG(diagnostic push) \
|
|
TOML_PRAGMA_CLANG(diagnostic ignored "-Weverything") \
|
|
static_assert(true, "")
|
|
|
|
#define TOML_ENABLE_WARNINGS \
|
|
TOML_PRAGMA_CLANG(diagnostic pop) \
|
|
static_assert(true)
|
|
|
|
#define TOML_SIMPLE_STATIC_ASSERT_MESSAGES 1
|
|
|
|
#elif TOML_MSVC
|
|
|
|
#define TOML_PUSH_WARNINGS \
|
|
__pragma(warning(push)) \
|
|
static_assert(true)
|
|
|
|
#if TOML_HAS_INCLUDE(<CodeAnalysis/Warnings.h>)
|
|
#pragma warning(push, 0)
|
|
#include <CodeAnalysis/Warnings.h>
|
|
#pragma warning(pop)
|
|
#define TOML_DISABLE_CODE_ANALYSIS_WARNINGS \
|
|
__pragma(warning(disable : ALL_CODE_ANALYSIS_WARNINGS)) \
|
|
static_assert(true)
|
|
#else
|
|
#define TOML_DISABLE_CODE_ANALYSIS_WARNINGS static_assert(true)
|
|
#endif
|
|
|
|
#define TOML_DISABLE_SWITCH_WARNINGS \
|
|
__pragma(warning(disable : 4061)) \
|
|
__pragma(warning(disable : 4062)) \
|
|
__pragma(warning(disable : 4063)) \
|
|
__pragma(warning(disable : 5262)) /* switch-case implicit fallthrough (false-positive) */ \
|
|
__pragma(warning(disable : 26819)) /* cg: unannotated fallthrough */ \
|
|
static_assert(true)
|
|
|
|
#define TOML_DISABLE_SPAM_WARNINGS \
|
|
__pragma(warning(disable : 4127)) /* conditional expr is constant */ \
|
|
__pragma(warning(disable : 4324)) /* structure was padded due to alignment specifier */ \
|
|
__pragma(warning(disable : 4348)) \
|
|
__pragma(warning(disable : 4464)) /* relative include path contains '..' */ \
|
|
__pragma(warning(disable : 4505)) /* unreferenced local function removed */ \
|
|
__pragma(warning(disable : 4514)) /* unreferenced inline function has been removed */ \
|
|
__pragma(warning(disable : 4582)) /* constructor is not implicitly called */ \
|
|
__pragma(warning(disable : 4619)) /* there is no warning number 'XXXX' */ \
|
|
__pragma(warning(disable : 4623)) /* default constructor was implicitly defined as deleted */ \
|
|
__pragma(warning(disable : 4625)) /* copy constructor was implicitly defined as deleted */ \
|
|
__pragma(warning(disable : 4626)) /* assignment operator was implicitly defined as deleted */ \
|
|
__pragma(warning(disable : 4710)) /* function not inlined */ \
|
|
__pragma(warning(disable : 4711)) /* function selected for automatic expansion */ \
|
|
__pragma(warning(disable : 4820)) /* N bytes padding added */ \
|
|
__pragma(warning(disable : 4946)) /* reinterpret_cast used between related classes */ \
|
|
__pragma(warning(disable : 5026)) /* move constructor was implicitly defined as deleted */ \
|
|
__pragma(warning(disable : 5027)) /* move assignment operator was implicitly defined as deleted */ \
|
|
__pragma(warning(disable : 5039)) /* potentially throwing function passed to 'extern "C"' function */ \
|
|
__pragma(warning(disable : 5045)) /* Compiler will insert Spectre mitigation */ \
|
|
__pragma(warning(disable : 5264)) /* const variable is not used (false-positive) */ \
|
|
__pragma(warning(disable : 26451)) \
|
|
__pragma(warning(disable : 26490)) \
|
|
__pragma(warning(disable : 26495)) \
|
|
__pragma(warning(disable : 26812)) \
|
|
__pragma(warning(disable : 26819)) \
|
|
static_assert(true)
|
|
|
|
#define TOML_DISABLE_ARITHMETIC_WARNINGS \
|
|
__pragma(warning(disable : 4365)) /* argument signed/unsigned mismatch */ \
|
|
__pragma(warning(disable : 4738)) /* storing 32-bit float result in memory */ \
|
|
__pragma(warning(disable : 5219)) /* implicit conversion from integral to float */ \
|
|
static_assert(true)
|
|
|
|
#define TOML_POP_WARNINGS \
|
|
__pragma(warning(pop)) \
|
|
static_assert(true)
|
|
|
|
#define TOML_DISABLE_WARNINGS \
|
|
__pragma(warning(push, 0)) \
|
|
__pragma(warning(disable : 4348)) \
|
|
__pragma(warning(disable : 4668)) \
|
|
__pragma(warning(disable : 5105)) \
|
|
__pragma(warning(disable : 5264)) \
|
|
TOML_DISABLE_CODE_ANALYSIS_WARNINGS; \
|
|
TOML_DISABLE_SWITCH_WARNINGS; \
|
|
TOML_DISABLE_SPAM_WARNINGS; \
|
|
TOML_DISABLE_ARITHMETIC_WARNINGS; \
|
|
static_assert(true)
|
|
|
|
#define TOML_ENABLE_WARNINGS TOML_POP_WARNINGS
|
|
|
|
#elif TOML_ICC
|
|
|
|
#define TOML_PUSH_WARNINGS \
|
|
__pragma(warning(push)) \
|
|
static_assert(true)
|
|
|
|
#define TOML_DISABLE_SPAM_WARNINGS \
|
|
__pragma(warning(disable : 82)) /* storage class is not first */ \
|
|
__pragma(warning(disable : 111)) /* statement unreachable (false-positive) */ \
|
|
__pragma(warning(disable : 869)) /* unreferenced parameter */ \
|
|
__pragma(warning(disable : 1011)) /* missing return (false-positive) */ \
|
|
__pragma(warning(disable : 2261)) /* assume expr side-effects discarded */ \
|
|
static_assert(true)
|
|
|
|
#define TOML_POP_WARNINGS \
|
|
__pragma(warning(pop)) \
|
|
static_assert(true)
|
|
|
|
#define TOML_DISABLE_WARNINGS \
|
|
__pragma(warning(push, 0)) \
|
|
TOML_DISABLE_SPAM_WARNINGS
|
|
|
|
#define TOML_ENABLE_WARNINGS \
|
|
__pragma(warning(pop)) \
|
|
static_assert(true)
|
|
|
|
#elif TOML_GCC
|
|
|
|
#define TOML_PUSH_WARNINGS \
|
|
TOML_PRAGMA_GCC(diagnostic push) \
|
|
static_assert(true)
|
|
|
|
#define TOML_DISABLE_SWITCH_WARNINGS \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wswitch") \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wswitch-enum") \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wswitch-default") \
|
|
static_assert(true)
|
|
|
|
#define TOML_DISABLE_ARITHMETIC_WARNINGS \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wfloat-equal") \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wsign-conversion") \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wchar-subscripts") \
|
|
static_assert(true)
|
|
|
|
#define TOML_DISABLE_SUGGEST_ATTR_WARNINGS \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wsuggest-attribute=const") \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wsuggest-attribute=pure") \
|
|
static_assert(true)
|
|
|
|
#define TOML_DISABLE_SPAM_WARNINGS \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wpadded") \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wcast-align") \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wcomment") \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wtype-limits") \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wuseless-cast") \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wchar-subscripts") \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wsubobject-linkage") \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wmissing-field-initializers") \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wmaybe-uninitialized") \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wnoexcept") \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wnull-dereference") \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wduplicated-branches") \
|
|
static_assert(true)
|
|
|
|
#define TOML_POP_WARNINGS \
|
|
TOML_PRAGMA_GCC(diagnostic pop) \
|
|
static_assert(true)
|
|
|
|
#define TOML_DISABLE_WARNINGS \
|
|
TOML_PRAGMA_GCC(diagnostic push) \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wall") \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wextra") \
|
|
TOML_PRAGMA_GCC(diagnostic ignored "-Wpedantic") \
|
|
TOML_DISABLE_SWITCH_WARNINGS; \
|
|
TOML_DISABLE_ARITHMETIC_WARNINGS; \
|
|
TOML_DISABLE_SUGGEST_ATTR_WARNINGS; \
|
|
TOML_DISABLE_SPAM_WARNINGS; \
|
|
static_assert(true)
|
|
|
|
#define TOML_ENABLE_WARNINGS \
|
|
TOML_PRAGMA_GCC(diagnostic pop) \
|
|
static_assert(true)
|
|
|
|
#endif
|
|
|
|
#ifndef TOML_PUSH_WARNINGS
|
|
#define TOML_PUSH_WARNINGS static_assert(true)
|
|
#endif
|
|
#ifndef TOML_DISABLE_CODE_ANALYSIS_WARNINGS
|
|
#define TOML_DISABLE_CODE_ANALYSIS_WARNINGS static_assert(true)
|
|
#endif
|
|
#ifndef TOML_DISABLE_SWITCH_WARNINGS
|
|
#define TOML_DISABLE_SWITCH_WARNINGS static_assert(true)
|
|
#endif
|
|
#ifndef TOML_DISABLE_SUGGEST_ATTR_WARNINGS
|
|
#define TOML_DISABLE_SUGGEST_ATTR_WARNINGS static_assert(true)
|
|
#endif
|
|
#ifndef TOML_DISABLE_SPAM_WARNINGS
|
|
#define TOML_DISABLE_SPAM_WARNINGS static_assert(true)
|
|
#endif
|
|
#ifndef TOML_DISABLE_ARITHMETIC_WARNINGS
|
|
#define TOML_DISABLE_ARITHMETIC_WARNINGS static_assert(true)
|
|
#endif
|
|
#ifndef TOML_POP_WARNINGS
|
|
#define TOML_POP_WARNINGS static_assert(true)
|
|
#endif
|
|
#ifndef TOML_DISABLE_WARNINGS
|
|
#define TOML_DISABLE_WARNINGS static_assert(true)
|
|
#endif
|
|
#ifndef TOML_ENABLE_WARNINGS
|
|
#define TOML_ENABLE_WARNINGS static_assert(true)
|
|
#endif
|
|
#ifndef TOML_SIMPLE_STATIC_ASSERT_MESSAGES
|
|
#define TOML_SIMPLE_STATIC_ASSERT_MESSAGES 0
|
|
#endif
|
|
|
|
#ifdef TOML_CONFIG_HEADER
|
|
#include TOML_CONFIG_HEADER
|
|
#endif
|
|
|
|
// is the library being built as a shared lib/dll using meson and friends?
|
|
#ifndef TOML_SHARED_LIB
|
|
#define TOML_SHARED_LIB 0
|
|
#endif
|
|
|
|
// header-only mode
|
|
#if !defined(TOML_HEADER_ONLY) && defined(TOML_ALL_INLINE) // was TOML_ALL_INLINE pre-2.0
|
|
#define TOML_HEADER_ONLY TOML_ALL_INLINE
|
|
#endif
|
|
#if !defined(TOML_HEADER_ONLY) || (defined(TOML_HEADER_ONLY) && TOML_HEADER_ONLY) || TOML_INTELLISENSE
|
|
#undef TOML_HEADER_ONLY
|
|
#define TOML_HEADER_ONLY 1
|
|
#endif
|
|
#if TOML_DOXYGEN || TOML_SHARED_LIB
|
|
#undef TOML_HEADER_ONLY
|
|
#define TOML_HEADER_ONLY 0
|
|
#endif
|
|
|
|
// internal implementation switch
|
|
#if defined(TOML_IMPLEMENTATION) || TOML_HEADER_ONLY
|
|
#undef TOML_IMPLEMENTATION
|
|
#define TOML_IMPLEMENTATION 1
|
|
#else
|
|
#define TOML_IMPLEMENTATION 0
|
|
#endif
|
|
|
|
// dll/shared lib function exports (legacy - TOML_API was the old name for this setting)
|
|
#if !defined(TOML_EXPORTED_MEMBER_FUNCTION) && !defined(TOML_EXPORTED_STATIC_FUNCTION) \
|
|
&& !defined(TOML_EXPORTED_FREE_FUNCTION) && !defined(TOML_EXPORTED_CLASS) && defined(TOML_API)
|
|
#define TOML_EXPORTED_MEMBER_FUNCTION TOML_API
|
|
#define TOML_EXPORTED_STATIC_FUNCTION TOML_API
|
|
#define TOML_EXPORTED_FREE_FUNCTION TOML_API
|
|
#endif
|
|
|
|
// dll/shared lib exports
|
|
#if TOML_SHARED_LIB
|
|
#undef TOML_API
|
|
#undef TOML_EXPORTED_CLASS
|
|
#undef TOML_EXPORTED_MEMBER_FUNCTION
|
|
#undef TOML_EXPORTED_STATIC_FUNCTION
|
|
#undef TOML_EXPORTED_FREE_FUNCTION
|
|
#if TOML_WINDOWS
|
|
#if TOML_IMPLEMENTATION
|
|
#define TOML_EXPORTED_CLASS __declspec(dllexport)
|
|
#define TOML_EXPORTED_FREE_FUNCTION __declspec(dllexport)
|
|
#else
|
|
#define TOML_EXPORTED_CLASS __declspec(dllimport)
|
|
#define TOML_EXPORTED_FREE_FUNCTION __declspec(dllimport)
|
|
#endif
|
|
#ifndef TOML_CALLCONV
|
|
#define TOML_CALLCONV __cdecl
|
|
#endif
|
|
#elif defined(__GNUC__) && __GNUC__ >= 4
|
|
#define TOML_EXPORTED_CLASS __attribute__((visibility("default")))
|
|
#define TOML_EXPORTED_MEMBER_FUNCTION __attribute__((visibility("default")))
|
|
#define TOML_EXPORTED_STATIC_FUNCTION __attribute__((visibility("default")))
|
|
#define TOML_EXPORTED_FREE_FUNCTION __attribute__((visibility("default")))
|
|
#endif
|
|
#endif
|
|
#ifndef TOML_EXPORTED_CLASS
|
|
#define TOML_EXPORTED_CLASS
|
|
#endif
|
|
#ifndef TOML_EXPORTED_MEMBER_FUNCTION
|
|
#define TOML_EXPORTED_MEMBER_FUNCTION
|
|
#endif
|
|
#ifndef TOML_EXPORTED_STATIC_FUNCTION
|
|
#define TOML_EXPORTED_STATIC_FUNCTION
|
|
#endif
|
|
#ifndef TOML_EXPORTED_FREE_FUNCTION
|
|
#define TOML_EXPORTED_FREE_FUNCTION
|
|
#endif
|
|
|
|
// experimental language features
|
|
#if !defined(TOML_ENABLE_UNRELEASED_FEATURES) && defined(TOML_UNRELEASED_FEATURES) // was TOML_UNRELEASED_FEATURES
|
|
// pre-3.0
|
|
#define TOML_ENABLE_UNRELEASED_FEATURES TOML_UNRELEASED_FEATURES
|
|
#endif
|
|
#if (defined(TOML_ENABLE_UNRELEASED_FEATURES) && TOML_ENABLE_UNRELEASED_FEATURES) || TOML_INTELLISENSE
|
|
#undef TOML_ENABLE_UNRELEASED_FEATURES
|
|
#define TOML_ENABLE_UNRELEASED_FEATURES 1
|
|
#endif
|
|
#ifndef TOML_ENABLE_UNRELEASED_FEATURES
|
|
#define TOML_ENABLE_UNRELEASED_FEATURES 0
|
|
#endif
|
|
|
|
// parser
|
|
#if !defined(TOML_ENABLE_PARSER) && defined(TOML_PARSER) // was TOML_PARSER pre-3.0
|
|
#define TOML_ENABLE_PARSER TOML_PARSER
|
|
#endif
|
|
#if !defined(TOML_ENABLE_PARSER) || (defined(TOML_ENABLE_PARSER) && TOML_ENABLE_PARSER) || TOML_INTELLISENSE
|
|
#undef TOML_ENABLE_PARSER
|
|
#define TOML_ENABLE_PARSER 1
|
|
#endif
|
|
|
|
// formatters
|
|
#if !defined(TOML_ENABLE_FORMATTERS) || (defined(TOML_ENABLE_FORMATTERS) && TOML_ENABLE_FORMATTERS) || TOML_INTELLISENSE
|
|
#undef TOML_ENABLE_FORMATTERS
|
|
#define TOML_ENABLE_FORMATTERS 1
|
|
#endif
|
|
|
|
// SIMD
|
|
#if !defined(TOML_ENABLE_SIMD) || (defined(TOML_ENABLE_SIMD) && TOML_ENABLE_SIMD) || TOML_INTELLISENSE
|
|
#undef TOML_ENABLE_SIMD
|
|
#define TOML_ENABLE_SIMD 1
|
|
#endif
|
|
|
|
// windows compat
|
|
#if !defined(TOML_ENABLE_WINDOWS_COMPAT) && defined(TOML_WINDOWS_COMPAT) // was TOML_WINDOWS_COMPAT pre-3.0
|
|
#define TOML_ENABLE_WINDOWS_COMPAT TOML_WINDOWS_COMPAT
|
|
#endif
|
|
#if !defined(TOML_ENABLE_WINDOWS_COMPAT) || (defined(TOML_ENABLE_WINDOWS_COMPAT) && TOML_ENABLE_WINDOWS_COMPAT) \
|
|
|| TOML_INTELLISENSE
|
|
#undef TOML_ENABLE_WINDOWS_COMPAT
|
|
#define TOML_ENABLE_WINDOWS_COMPAT 1
|
|
#endif
|
|
|
|
#if !TOML_WINDOWS
|
|
#undef TOML_ENABLE_WINDOWS_COMPAT
|
|
#define TOML_ENABLE_WINDOWS_COMPAT 0
|
|
#endif
|
|
|
|
#ifndef TOML_INCLUDE_WINDOWS_H
|
|
#define TOML_INCLUDE_WINDOWS_H 0
|
|
#endif
|
|
|
|
// custom optional
|
|
#ifdef TOML_OPTIONAL_TYPE
|
|
#define TOML_HAS_CUSTOM_OPTIONAL_TYPE 1
|
|
#else
|
|
#define TOML_HAS_CUSTOM_OPTIONAL_TYPE 0
|
|
#endif
|
|
|
|
// exceptions (library use)
|
|
#if TOML_COMPILER_HAS_EXCEPTIONS
|
|
#if !defined(TOML_EXCEPTIONS) || (defined(TOML_EXCEPTIONS) && TOML_EXCEPTIONS)
|
|
#undef TOML_EXCEPTIONS
|
|
#define TOML_EXCEPTIONS 1
|
|
#endif
|
|
#else
|
|
#if defined(TOML_EXCEPTIONS) && TOML_EXCEPTIONS
|
|
#error TOML_EXCEPTIONS was explicitly enabled but exceptions are disabled/unsupported by the compiler.
|
|
#endif
|
|
#undef TOML_EXCEPTIONS
|
|
#define TOML_EXCEPTIONS 0
|
|
#endif
|
|
|
|
// calling convention for static/free/friend functions
|
|
#ifndef TOML_CALLCONV
|
|
#define TOML_CALLCONV
|
|
#endif
|
|
|
|
#ifndef TOML_UNDEF_MACROS
|
|
#define TOML_UNDEF_MACROS 1
|
|
#endif
|
|
|
|
#ifndef TOML_MAX_NESTED_VALUES
|
|
#define TOML_MAX_NESTED_VALUES 256
|
|
// this refers to the depth of nested values, e.g. inline tables and arrays.
|
|
// 256 is crazy high! if you're hitting this limit with real input, TOML is probably the wrong tool for the job...
|
|
#endif
|
|
|
|
#ifdef TOML_CHAR_8_STRINGS
|
|
#if TOML_CHAR_8_STRINGS
|
|
#error TOML_CHAR_8_STRINGS was removed in toml++ 2.0.0; all value setters and getters now work with char8_t strings implicitly.
|
|
#endif
|
|
#endif
|
|
|
|
#ifdef TOML_LARGE_FILES
|
|
#if !TOML_LARGE_FILES
|
|
#error Support for !TOML_LARGE_FILES (i.e. 'small files') was removed in toml++ 3.0.0.
|
|
#endif
|
|
#endif
|
|
|
|
#ifndef TOML_LIFETIME_HOOKS
|
|
#define TOML_LIFETIME_HOOKS 0
|
|
#endif
|
|
|
|
#ifdef NDEBUG
|
|
#undef TOML_ASSERT
|
|
#define TOML_ASSERT(expr) static_assert(true)
|
|
#endif
|
|
#ifndef TOML_ASSERT
|
|
#ifndef assert
|
|
TOML_DISABLE_WARNINGS;
|
|
#include <cassert>
|
|
TOML_ENABLE_WARNINGS;
|
|
#endif
|
|
#define TOML_ASSERT(expr) assert(expr)
|
|
#endif
|
|
#ifdef NDEBUG
|
|
#define TOML_ASSERT_ASSUME(expr) TOML_ASSUME(expr)
|
|
#else
|
|
#define TOML_ASSERT_ASSUME(expr) TOML_ASSERT(expr)
|
|
#endif
|
|
|
|
#ifndef TOML_ENABLE_FLOAT16
|
|
#define TOML_ENABLE_FLOAT16 0
|
|
#endif
|
|
|
|
#if !defined(TOML_FLOAT_CHARCONV) && (TOML_GCC || TOML_CLANG || (TOML_ICC && !TOML_ICC_CL))
|
|
// not supported by any version of GCC or Clang as of 26/11/2020
|
|
// not supported by any version of ICC on Linux as of 11/01/2021
|
|
#define TOML_FLOAT_CHARCONV 0
|
|
#endif
|
|
#if !defined(TOML_INT_CHARCONV) && (defined(__EMSCRIPTEN__) || defined(__APPLE__))
|
|
// causes link errors on emscripten
|
|
// causes Mac OS SDK version errors on some versions of Apple Clang
|
|
#define TOML_INT_CHARCONV 0
|
|
#endif
|
|
#ifndef TOML_INT_CHARCONV
|
|
#define TOML_INT_CHARCONV 1
|
|
#endif
|
|
#ifndef TOML_FLOAT_CHARCONV
|
|
#define TOML_FLOAT_CHARCONV 1
|
|
#endif
|
|
#if (TOML_INT_CHARCONV || TOML_FLOAT_CHARCONV) && !TOML_HAS_INCLUDE(<charconv>)
|
|
#undef TOML_INT_CHARCONV
|
|
#undef TOML_FLOAT_CHARCONV
|
|
#define TOML_INT_CHARCONV 0
|
|
#define TOML_FLOAT_CHARCONV 0
|
|
#endif
|
|
|
|
#if defined(__cpp_concepts) && __cpp_concepts >= 201907
|
|
#define TOML_REQUIRES(...) requires(__VA_ARGS__)
|
|
#else
|
|
#define TOML_REQUIRES(...)
|
|
#endif
|
|
#define TOML_ENABLE_IF(...) , typename std::enable_if<(__VA_ARGS__), int>::type = 0
|
|
#define TOML_CONSTRAINED_TEMPLATE(condition, ...) \
|
|
template <__VA_ARGS__ TOML_ENABLE_IF(condition)> \
|
|
TOML_REQUIRES(condition)
|
|
#define TOML_HIDDEN_CONSTRAINT(condition, ...) TOML_CONSTRAINED_TEMPLATE(condition, __VA_ARGS__)
|
|
|
|
#if defined(__SIZEOF_FLOAT128__) && defined(__FLT128_MANT_DIG__) && defined(__LDBL_MANT_DIG__) \
|
|
&& __FLT128_MANT_DIG__ > __LDBL_MANT_DIG__
|
|
#define TOML_FLOAT128 __float128
|
|
#endif
|
|
|
|
#ifdef __SIZEOF_INT128__
|
|
#define TOML_INT128 __int128_t
|
|
#define TOML_UINT128 __uint128_t
|
|
#endif
|
|
|
|
// clang-format off
|
|
|
|
//******** impl/version.h ********************************************************************************************
|
|
|
|
#define TOML_LIB_MAJOR 3
|
|
#define TOML_LIB_MINOR 3
|
|
#define TOML_LIB_PATCH 0
|
|
|
|
#define TOML_LANG_MAJOR 1
|
|
#define TOML_LANG_MINOR 0
|
|
#define TOML_LANG_PATCH 0
|
|
|
|
//******** impl/preprocessor.h ***************************************************************************************
|
|
|
|
#define TOML_LIB_SINGLE_HEADER 1
|
|
|
|
#if TOML_ENABLE_UNRELEASED_FEATURES
|
|
#define TOML_LANG_EFFECTIVE_VERSION \
|
|
TOML_MAKE_VERSION(TOML_LANG_MAJOR, TOML_LANG_MINOR, TOML_LANG_PATCH+1)
|
|
#else
|
|
#define TOML_LANG_EFFECTIVE_VERSION \
|
|
TOML_MAKE_VERSION(TOML_LANG_MAJOR, TOML_LANG_MINOR, TOML_LANG_PATCH)
|
|
#endif
|
|
|
|
#define TOML_LANG_HIGHER_THAN(major, minor, patch) \
|
|
(TOML_LANG_EFFECTIVE_VERSION > TOML_MAKE_VERSION(major, minor, patch))
|
|
|
|
#define TOML_LANG_AT_LEAST(major, minor, patch) \
|
|
(TOML_LANG_EFFECTIVE_VERSION >= TOML_MAKE_VERSION(major, minor, patch))
|
|
|
|
#define TOML_LANG_UNRELEASED \
|
|
TOML_LANG_HIGHER_THAN(TOML_LANG_MAJOR, TOML_LANG_MINOR, TOML_LANG_PATCH)
|
|
|
|
#ifndef TOML_ABI_NAMESPACES
|
|
#if TOML_DOXYGEN
|
|
#define TOML_ABI_NAMESPACES 0
|
|
#else
|
|
#define TOML_ABI_NAMESPACES 1
|
|
#endif
|
|
#endif
|
|
#if TOML_ABI_NAMESPACES
|
|
#define TOML_NAMESPACE_START namespace toml { inline namespace TOML_CONCAT(v, TOML_LIB_MAJOR)
|
|
#define TOML_NAMESPACE_END } static_assert(true)
|
|
#define TOML_NAMESPACE ::toml::TOML_CONCAT(v, TOML_LIB_MAJOR)
|
|
#define TOML_ABI_NAMESPACE_START(name) inline namespace name { static_assert(true)
|
|
#define TOML_ABI_NAMESPACE_BOOL(cond, T, F) TOML_ABI_NAMESPACE_START(TOML_CONCAT(TOML_EVAL_BOOL_, cond)(T, F))
|
|
#define TOML_ABI_NAMESPACE_END } static_assert(true)
|
|
#else
|
|
#define TOML_NAMESPACE_START namespace toml
|
|
#define TOML_NAMESPACE_END static_assert(true)
|
|
#define TOML_NAMESPACE toml
|
|
#define TOML_ABI_NAMESPACE_START(...) static_assert(true)
|
|
#define TOML_ABI_NAMESPACE_BOOL(...) static_assert(true)
|
|
#define TOML_ABI_NAMESPACE_END static_assert(true)
|
|
#endif
|
|
#define TOML_IMPL_NAMESPACE_START TOML_NAMESPACE_START { namespace impl
|
|
#define TOML_IMPL_NAMESPACE_END } TOML_NAMESPACE_END
|
|
#if TOML_HEADER_ONLY
|
|
#define TOML_ANON_NAMESPACE_START static_assert(TOML_IMPLEMENTATION); TOML_IMPL_NAMESPACE_START
|
|
#define TOML_ANON_NAMESPACE_END TOML_IMPL_NAMESPACE_END
|
|
#define TOML_ANON_NAMESPACE TOML_NAMESPACE::impl
|
|
#define TOML_EXTERNAL_LINKAGE inline
|
|
#define TOML_INTERNAL_LINKAGE inline
|
|
#else
|
|
#define TOML_ANON_NAMESPACE_START static_assert(TOML_IMPLEMENTATION); \
|
|
using namespace toml; \
|
|
namespace
|
|
#define TOML_ANON_NAMESPACE_END static_assert(true)
|
|
#define TOML_ANON_NAMESPACE
|
|
#define TOML_EXTERNAL_LINKAGE
|
|
#define TOML_INTERNAL_LINKAGE static
|
|
#endif
|
|
|
|
// clang-format on
|
|
|
|
// clang-format off
|
|
|
|
#if TOML_SIMPLE_STATIC_ASSERT_MESSAGES
|
|
|
|
#define TOML_SA_NEWLINE " "
|
|
#define TOML_SA_LIST_SEP ", "
|
|
#define TOML_SA_LIST_BEG " ("
|
|
#define TOML_SA_LIST_END ")"
|
|
#define TOML_SA_LIST_NEW " "
|
|
#define TOML_SA_LIST_NXT ", "
|
|
|
|
#else
|
|
|
|
#define TOML_SA_NEWLINE "\n| "
|
|
#define TOML_SA_LIST_SEP TOML_SA_NEWLINE " - "
|
|
#define TOML_SA_LIST_BEG TOML_SA_LIST_SEP
|
|
#define TOML_SA_LIST_END
|
|
#define TOML_SA_LIST_NEW TOML_SA_NEWLINE TOML_SA_NEWLINE
|
|
#define TOML_SA_LIST_NXT TOML_SA_LIST_NEW
|
|
|
|
#endif
|
|
|
|
#define TOML_SA_NATIVE_VALUE_TYPE_LIST \
|
|
TOML_SA_LIST_BEG "std::string" \
|
|
TOML_SA_LIST_SEP "int64_t" \
|
|
TOML_SA_LIST_SEP "double" \
|
|
TOML_SA_LIST_SEP "bool" \
|
|
TOML_SA_LIST_SEP "toml::date" \
|
|
TOML_SA_LIST_SEP "toml::time" \
|
|
TOML_SA_LIST_SEP "toml::date_time" \
|
|
TOML_SA_LIST_END
|
|
|
|
#define TOML_SA_NODE_TYPE_LIST \
|
|
TOML_SA_LIST_BEG "toml::table" \
|
|
TOML_SA_LIST_SEP "toml::array" \
|
|
TOML_SA_LIST_SEP "toml::value<std::string>" \
|
|
TOML_SA_LIST_SEP "toml::value<int64_t>" \
|
|
TOML_SA_LIST_SEP "toml::value<double>" \
|
|
TOML_SA_LIST_SEP "toml::value<bool>" \
|
|
TOML_SA_LIST_SEP "toml::value<toml::date>" \
|
|
TOML_SA_LIST_SEP "toml::value<toml::time>" \
|
|
TOML_SA_LIST_SEP "toml::value<toml::date_time>" \
|
|
TOML_SA_LIST_END
|
|
|
|
#define TOML_SA_UNWRAPPED_NODE_TYPE_LIST \
|
|
TOML_SA_LIST_NEW "A native TOML value type" \
|
|
TOML_SA_NATIVE_VALUE_TYPE_LIST \
|
|
\
|
|
TOML_SA_LIST_NXT "A TOML node type" \
|
|
TOML_SA_NODE_TYPE_LIST
|
|
|
|
// clang-format on
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
TOML_DISABLE_SPAM_WARNINGS;
|
|
TOML_DISABLE_SWITCH_WARNINGS;
|
|
TOML_DISABLE_SUGGEST_ATTR_WARNINGS;
|
|
|
|
// misc warning false-positives
|
|
#if TOML_MSVC
|
|
#pragma warning(disable : 5031) // #pragma warning(pop): likely mismatch
|
|
#if TOML_SHARED_LIB
|
|
#pragma warning(disable : 4251) // dll exports for std lib types
|
|
#endif
|
|
#elif TOML_CLANG
|
|
TOML_PRAGMA_CLANG(diagnostic ignored "-Wheader-hygiene")
|
|
#if TOML_CLANG >= 12
|
|
TOML_PRAGMA_CLANG(diagnostic ignored "-Wc++20-extensions")
|
|
#endif
|
|
#if TOML_CLANG == 13
|
|
TOML_PRAGMA_CLANG(diagnostic ignored "-Wreserved-identifier")
|
|
#endif
|
|
#endif
|
|
|
|
//******** impl/std_new.h ********************************************************************************************
|
|
|
|
TOML_DISABLE_WARNINGS;
|
|
#include <new>
|
|
TOML_ENABLE_WARNINGS;
|
|
|
|
#if (!defined(__apple_build_version__) && TOML_CLANG >= 8) || TOML_GCC >= 7 || TOML_ICC >= 1910 || TOML_MSVC >= 1914
|
|
#define TOML_LAUNDER(x) __builtin_launder(x)
|
|
#elif defined(__cpp_lib_launder) && __cpp_lib_launder >= 201606
|
|
#define TOML_LAUNDER(x) std::launder(x)
|
|
#else
|
|
#define TOML_LAUNDER(x) x
|
|
#endif
|
|
|
|
//******** impl/std_string.h *****************************************************************************************
|
|
|
|
TOML_DISABLE_WARNINGS;
|
|
#include <string_view>
|
|
#include <string>
|
|
TOML_ENABLE_WARNINGS;
|
|
|
|
#if TOML_DOXYGEN \
|
|
|| (defined(__cpp_char8_t) && __cpp_char8_t >= 201811 && defined(__cpp_lib_char8_t) \
|
|
&& __cpp_lib_char8_t >= 201907)
|
|
#define TOML_HAS_CHAR8 1
|
|
#else
|
|
#define TOML_HAS_CHAR8 0
|
|
#endif
|
|
|
|
namespace toml // non-abi namespace; this is not an error
|
|
{
|
|
using namespace std::string_literals;
|
|
using namespace std::string_view_literals;
|
|
}
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
std::string narrow(std::wstring_view);
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
std::wstring widen(std::string_view);
|
|
|
|
#if TOML_HAS_CHAR8
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
std::wstring widen(std::u8string_view);
|
|
|
|
#endif
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
#endif // TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
//******** impl/std_optional.h ***************************************************************************************
|
|
|
|
TOML_DISABLE_WARNINGS;
|
|
#if !TOML_HAS_CUSTOM_OPTIONAL_TYPE
|
|
#include <optional>
|
|
#endif
|
|
TOML_ENABLE_WARNINGS;
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
#if TOML_HAS_CUSTOM_OPTIONAL_TYPE
|
|
|
|
template <typename T>
|
|
using optional = TOML_OPTIONAL_TYPE<T>;
|
|
|
|
#else
|
|
|
|
template <typename T>
|
|
using optional = std::optional<T>;
|
|
|
|
#endif
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
//******** impl/forward_declarations.h *******************************************************************************
|
|
|
|
TOML_DISABLE_WARNINGS;
|
|
#include <cstdint>
|
|
#include <cstddef>
|
|
#include <cstring>
|
|
#include <cfloat>
|
|
#include <climits>
|
|
#include <cmath>
|
|
#include <limits>
|
|
#include <memory>
|
|
#include <iosfwd>
|
|
#include <type_traits>
|
|
TOML_ENABLE_WARNINGS;
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
#ifndef TOML_DISABLE_ENVIRONMENT_CHECKS
|
|
#define TOML_ENV_MESSAGE \
|
|
"If you're seeing this error it's because you're building toml++ for an environment that doesn't conform to " \
|
|
"one of the 'ground truths' assumed by the library. Essentially this just means that I don't have the " \
|
|
"resources to test on more platforms, but I wish I did! You can try disabling the checks by defining " \
|
|
"TOML_DISABLE_ENVIRONMENT_CHECKS, but your mileage may vary. Please consider filing an issue at " \
|
|
"https://github.com/marzer/tomlplusplus/issues to help me improve support for your target environment. " \
|
|
"Thanks!"
|
|
|
|
static_assert(CHAR_BIT == 8, TOML_ENV_MESSAGE);
|
|
static_assert(FLT_RADIX == 2, TOML_ENV_MESSAGE);
|
|
static_assert('A' == 65, TOML_ENV_MESSAGE);
|
|
static_assert(sizeof(double) == 8, TOML_ENV_MESSAGE);
|
|
static_assert(std::numeric_limits<double>::is_iec559, TOML_ENV_MESSAGE);
|
|
static_assert(std::numeric_limits<double>::digits == 53, TOML_ENV_MESSAGE);
|
|
static_assert(std::numeric_limits<double>::digits10 == 15, TOML_ENV_MESSAGE);
|
|
|
|
#undef TOML_ENV_MESSAGE
|
|
#endif // !TOML_DISABLE_ENVIRONMENT_CHECKS
|
|
|
|
// undocumented forward declarations are hidden from doxygen because they fuck it up =/
|
|
|
|
namespace toml // non-abi namespace; this is not an error
|
|
{
|
|
using ::std::size_t;
|
|
using ::std::intptr_t;
|
|
using ::std::uintptr_t;
|
|
using ::std::ptrdiff_t;
|
|
using ::std::nullptr_t;
|
|
using ::std::int8_t;
|
|
using ::std::int16_t;
|
|
using ::std::int32_t;
|
|
using ::std::int64_t;
|
|
using ::std::uint8_t;
|
|
using ::std::uint16_t;
|
|
using ::std::uint32_t;
|
|
using ::std::uint64_t;
|
|
using ::std::uint_least32_t;
|
|
using ::std::uint_least64_t;
|
|
}
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
struct date;
|
|
struct time;
|
|
struct time_offset;
|
|
|
|
TOML_ABI_NAMESPACE_BOOL(TOML_HAS_CUSTOM_OPTIONAL_TYPE, custopt, stdopt);
|
|
struct date_time;
|
|
TOML_ABI_NAMESPACE_END;
|
|
|
|
struct source_position;
|
|
struct source_region;
|
|
|
|
class node;
|
|
template <typename>
|
|
class node_view;
|
|
|
|
class key;
|
|
class array;
|
|
class table;
|
|
template <typename>
|
|
class value;
|
|
|
|
class path;
|
|
|
|
class toml_formatter;
|
|
class json_formatter;
|
|
class yaml_formatter;
|
|
|
|
TOML_ABI_NAMESPACE_BOOL(TOML_EXCEPTIONS, ex, noex);
|
|
#if TOML_EXCEPTIONS
|
|
using parse_result = table;
|
|
#else
|
|
class parse_result;
|
|
#endif
|
|
TOML_ABI_NAMESPACE_END; // TOML_EXCEPTIONS
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
using node_ptr = std::unique_ptr<node>;
|
|
|
|
TOML_ABI_NAMESPACE_BOOL(TOML_EXCEPTIONS, impl_ex, impl_noex);
|
|
class parser;
|
|
TOML_ABI_NAMESPACE_END; // TOML_EXCEPTIONS
|
|
|
|
// clang-format off
|
|
|
|
inline constexpr std::string_view control_char_escapes[] =
|
|
{
|
|
"\\u0000"sv,
|
|
"\\u0001"sv,
|
|
"\\u0002"sv,
|
|
"\\u0003"sv,
|
|
"\\u0004"sv,
|
|
"\\u0005"sv,
|
|
"\\u0006"sv,
|
|
"\\u0007"sv,
|
|
"\\b"sv,
|
|
"\\t"sv,
|
|
"\\n"sv,
|
|
"\\u000B"sv,
|
|
"\\f"sv,
|
|
"\\r"sv,
|
|
"\\u000E"sv,
|
|
"\\u000F"sv,
|
|
"\\u0010"sv,
|
|
"\\u0011"sv,
|
|
"\\u0012"sv,
|
|
"\\u0013"sv,
|
|
"\\u0014"sv,
|
|
"\\u0015"sv,
|
|
"\\u0016"sv,
|
|
"\\u0017"sv,
|
|
"\\u0018"sv,
|
|
"\\u0019"sv,
|
|
"\\u001A"sv,
|
|
"\\u001B"sv,
|
|
"\\u001C"sv,
|
|
"\\u001D"sv,
|
|
"\\u001E"sv,
|
|
"\\u001F"sv,
|
|
};
|
|
|
|
inline constexpr std::string_view node_type_friendly_names[] =
|
|
{
|
|
"none"sv,
|
|
"table"sv,
|
|
"array"sv,
|
|
"string"sv,
|
|
"integer"sv,
|
|
"floating-point"sv,
|
|
"boolean"sv,
|
|
"date"sv,
|
|
"time"sv,
|
|
"date-time"sv
|
|
};
|
|
|
|
// clang-format on
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
#if TOML_ABI_NAMESPACES
|
|
#if TOML_EXCEPTIONS
|
|
#define TOML_PARSER_TYPENAME TOML_NAMESPACE::impl::impl_ex::parser
|
|
#else
|
|
#define TOML_PARSER_TYPENAME TOML_NAMESPACE::impl::impl_noex::parser
|
|
#endif
|
|
#else
|
|
#define TOML_PARSER_TYPENAME TOML_NAMESPACE::impl::parser
|
|
#endif
|
|
|
|
namespace toml
|
|
{
|
|
}
|
|
|
|
TOML_NAMESPACE_START // abi namespace
|
|
{
|
|
inline namespace literals
|
|
{
|
|
}
|
|
|
|
enum class TOML_CLOSED_ENUM node_type : uint8_t
|
|
{
|
|
none,
|
|
table,
|
|
array,
|
|
string,
|
|
integer,
|
|
floating_point,
|
|
boolean,
|
|
date,
|
|
time,
|
|
date_time
|
|
};
|
|
|
|
template <typename Char>
|
|
inline std::basic_ostream<Char>& operator<<(std::basic_ostream<Char>& lhs, node_type rhs)
|
|
{
|
|
const auto str = impl::node_type_friendly_names[static_cast<std::underlying_type_t<node_type>>(rhs)];
|
|
using str_char_t = decltype(str)::value_type;
|
|
if constexpr (std::is_same_v<Char, str_char_t>)
|
|
return lhs << str;
|
|
else
|
|
{
|
|
if constexpr (sizeof(Char) == sizeof(str_char_t))
|
|
return lhs << std::basic_string_view<Char>{ reinterpret_cast<const Char*>(str.data()), str.length() };
|
|
else
|
|
return lhs << str.data();
|
|
}
|
|
}
|
|
|
|
enum class TOML_OPEN_FLAGS_ENUM value_flags : uint16_t // being an "OPEN" flags enum is not an error
|
|
{
|
|
none,
|
|
format_as_binary = 1,
|
|
format_as_octal = 2,
|
|
format_as_hexadecimal = 3,
|
|
};
|
|
TOML_MAKE_FLAGS(value_flags);
|
|
|
|
inline constexpr value_flags preserve_source_value_flags =
|
|
POXY_IMPLEMENTATION_DETAIL(value_flags{ static_cast<std::underlying_type_t<value_flags>>(-1) });
|
|
|
|
enum class TOML_CLOSED_FLAGS_ENUM format_flags : uint64_t
|
|
{
|
|
none,
|
|
quote_dates_and_times = (1ull << 0),
|
|
quote_infinities_and_nans = (1ull << 1),
|
|
allow_literal_strings = (1ull << 2),
|
|
allow_multi_line_strings = (1ull << 3),
|
|
allow_real_tabs_in_strings = (1ull << 4),
|
|
allow_unicode_strings = (1ull << 5),
|
|
allow_binary_integers = (1ull << 6),
|
|
allow_octal_integers = (1ull << 7),
|
|
allow_hexadecimal_integers = (1ull << 8),
|
|
indent_sub_tables = (1ull << 9),
|
|
indent_array_elements = (1ull << 10),
|
|
indentation = indent_sub_tables | indent_array_elements,
|
|
relaxed_float_precision = (1ull << 11),
|
|
terse_key_value_pairs = (1ull << 12),
|
|
};
|
|
TOML_MAKE_FLAGS(format_flags);
|
|
|
|
template <typename T>
|
|
struct TOML_TRIVIAL_ABI inserter
|
|
{
|
|
static_assert(std::is_reference_v<T>);
|
|
|
|
T value;
|
|
};
|
|
template <typename T>
|
|
inserter(T&&) -> inserter<T&&>;
|
|
template <typename T>
|
|
inserter(T&) -> inserter<T&>;
|
|
|
|
using default_formatter = toml_formatter;
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
template <typename T>
|
|
using remove_cvref = std::remove_cv_t<std::remove_reference_t<T>>;
|
|
|
|
template <typename... T>
|
|
using common_signed_type = std::common_type_t<std::make_signed_t<T>...>;
|
|
|
|
template <typename T, typename... U>
|
|
inline constexpr bool is_one_of = (false || ... || std::is_same_v<T, U>);
|
|
|
|
template <typename... T>
|
|
inline constexpr bool all_integral = (std::is_integral_v<T> && ...);
|
|
|
|
template <typename T>
|
|
inline constexpr bool is_cvref = std::is_reference_v<T> || std::is_const_v<T> || std::is_volatile_v<T>;
|
|
|
|
template <typename T>
|
|
inline constexpr bool is_wide_string =
|
|
is_one_of<std::decay_t<T>, const wchar_t*, wchar_t*, std::wstring_view, std::wstring>;
|
|
|
|
template <typename T>
|
|
inline constexpr bool value_retrieval_is_nothrow = !std::is_same_v<remove_cvref<T>, std::string>
|
|
#if TOML_HAS_CHAR8
|
|
&& !std::is_same_v<remove_cvref<T>, std::u8string>
|
|
#endif
|
|
|
|
&& !is_wide_string<T>;
|
|
|
|
template <typename, typename>
|
|
struct copy_ref_;
|
|
template <typename Dest, typename Src>
|
|
using copy_ref = typename copy_ref_<Dest, Src>::type;
|
|
|
|
template <typename Dest, typename Src>
|
|
struct copy_ref_
|
|
{
|
|
using type = Dest;
|
|
};
|
|
|
|
template <typename Dest, typename Src>
|
|
struct copy_ref_<Dest, Src&>
|
|
{
|
|
using type = std::add_lvalue_reference_t<Dest>;
|
|
};
|
|
|
|
template <typename Dest, typename Src>
|
|
struct copy_ref_<Dest, Src&&>
|
|
{
|
|
using type = std::add_rvalue_reference_t<Dest>;
|
|
};
|
|
|
|
template <typename, typename>
|
|
struct copy_cv_;
|
|
template <typename Dest, typename Src>
|
|
using copy_cv = typename copy_cv_<Dest, Src>::type;
|
|
|
|
template <typename Dest, typename Src>
|
|
struct copy_cv_
|
|
{
|
|
using type = Dest;
|
|
};
|
|
|
|
template <typename Dest, typename Src>
|
|
struct copy_cv_<Dest, const Src>
|
|
{
|
|
using type = std::add_const_t<Dest>;
|
|
};
|
|
|
|
template <typename Dest, typename Src>
|
|
struct copy_cv_<Dest, volatile Src>
|
|
{
|
|
using type = std::add_volatile_t<Dest>;
|
|
};
|
|
|
|
template <typename Dest, typename Src>
|
|
struct copy_cv_<Dest, const volatile Src>
|
|
{
|
|
using type = std::add_cv_t<Dest>;
|
|
};
|
|
|
|
template <typename Dest, typename Src>
|
|
using copy_cvref =
|
|
copy_ref<copy_ref<copy_cv<std::remove_reference_t<Dest>, std::remove_reference_t<Src>>, Dest>, Src>;
|
|
|
|
template <typename T>
|
|
inline constexpr bool dependent_false = false;
|
|
|
|
template <typename T, typename... U>
|
|
inline constexpr bool first_is_same = false;
|
|
template <typename T, typename... U>
|
|
inline constexpr bool first_is_same<T, T, U...> = true;
|
|
|
|
// general value traits
|
|
// (as they relate to their equivalent native TOML type)
|
|
template <typename T>
|
|
struct value_traits
|
|
{
|
|
using native_type = void;
|
|
static constexpr bool is_native = false;
|
|
static constexpr bool is_losslessly_convertible_to_native = false;
|
|
static constexpr bool can_represent_native = false;
|
|
static constexpr bool can_partially_represent_native = false;
|
|
static constexpr auto type = node_type::none;
|
|
};
|
|
|
|
template <typename T>
|
|
struct value_traits<const T> : value_traits<T>
|
|
{};
|
|
template <typename T>
|
|
struct value_traits<volatile T> : value_traits<T>
|
|
{};
|
|
template <typename T>
|
|
struct value_traits<const volatile T> : value_traits<T>
|
|
{};
|
|
template <typename T>
|
|
struct value_traits<T&> : value_traits<T>
|
|
{};
|
|
template <typename T>
|
|
struct value_traits<T&&> : value_traits<T>
|
|
{};
|
|
|
|
// integer value_traits specializations - standard types
|
|
template <typename T>
|
|
struct integer_limits
|
|
{
|
|
static constexpr auto min = (std::numeric_limits<T>::min)();
|
|
static constexpr auto max = (std::numeric_limits<T>::max)();
|
|
};
|
|
template <typename T>
|
|
struct integer_traits_base : integer_limits<T>
|
|
{
|
|
using native_type = int64_t;
|
|
static constexpr bool is_native = std::is_same_v<T, native_type>;
|
|
static constexpr bool is_signed = static_cast<T>(-1) < T{}; // for impls not specializing std::is_signed<T>
|
|
static constexpr auto type = node_type::integer;
|
|
static constexpr bool can_partially_represent_native = true;
|
|
};
|
|
template <typename T>
|
|
struct unsigned_integer_traits : integer_traits_base<T>
|
|
{
|
|
static constexpr bool is_losslessly_convertible_to_native = integer_limits<T>::max <= 9223372036854775807ULL;
|
|
static constexpr bool can_represent_native = false;
|
|
};
|
|
template <typename T>
|
|
struct signed_integer_traits : integer_traits_base<T>
|
|
{
|
|
using native_type = int64_t;
|
|
static constexpr bool is_losslessly_convertible_to_native =
|
|
integer_limits<T>::min >= (-9223372036854775807LL - 1LL) && integer_limits<T>::max <= 9223372036854775807LL;
|
|
static constexpr bool can_represent_native =
|
|
integer_limits<T>::min <= (-9223372036854775807LL - 1LL) && integer_limits<T>::max >= 9223372036854775807LL;
|
|
};
|
|
template <typename T, bool S = integer_traits_base<T>::is_signed>
|
|
struct integer_traits : signed_integer_traits<T>
|
|
{};
|
|
template <typename T>
|
|
struct integer_traits<T, false> : unsigned_integer_traits<T>
|
|
{};
|
|
template <>
|
|
struct value_traits<signed char> : integer_traits<signed char>
|
|
{};
|
|
template <>
|
|
struct value_traits<unsigned char> : integer_traits<unsigned char>
|
|
{};
|
|
template <>
|
|
struct value_traits<signed short> : integer_traits<signed short>
|
|
{};
|
|
template <>
|
|
struct value_traits<unsigned short> : integer_traits<unsigned short>
|
|
{};
|
|
template <>
|
|
struct value_traits<signed int> : integer_traits<signed int>
|
|
{};
|
|
template <>
|
|
struct value_traits<unsigned int> : integer_traits<unsigned int>
|
|
{};
|
|
template <>
|
|
struct value_traits<signed long> : integer_traits<signed long>
|
|
{};
|
|
template <>
|
|
struct value_traits<unsigned long> : integer_traits<unsigned long>
|
|
{};
|
|
template <>
|
|
struct value_traits<signed long long> : integer_traits<signed long long>
|
|
{};
|
|
template <>
|
|
struct value_traits<unsigned long long> : integer_traits<unsigned long long>
|
|
{};
|
|
static_assert(value_traits<int64_t>::is_native);
|
|
static_assert(value_traits<int64_t>::is_signed);
|
|
static_assert(value_traits<int64_t>::is_losslessly_convertible_to_native);
|
|
static_assert(value_traits<int64_t>::can_represent_native);
|
|
static_assert(value_traits<int64_t>::can_partially_represent_native);
|
|
|
|
// integer value_traits specializations - non-standard types
|
|
#ifdef TOML_INT128
|
|
template <>
|
|
struct integer_limits<TOML_INT128>
|
|
{
|
|
static constexpr TOML_INT128 max =
|
|
static_cast<TOML_INT128>((TOML_UINT128{ 1u } << ((__SIZEOF_INT128__ * CHAR_BIT) - 1)) - 1);
|
|
static constexpr TOML_INT128 min = -max - TOML_INT128{ 1 };
|
|
};
|
|
template <>
|
|
struct integer_limits<TOML_UINT128>
|
|
{
|
|
static constexpr TOML_UINT128 min = TOML_UINT128{};
|
|
static constexpr TOML_UINT128 max = (2u * static_cast<TOML_UINT128>(integer_limits<TOML_INT128>::max)) + 1u;
|
|
};
|
|
template <>
|
|
struct value_traits<TOML_INT128> : integer_traits<TOML_INT128>
|
|
{};
|
|
template <>
|
|
struct value_traits<TOML_UINT128> : integer_traits<TOML_UINT128>
|
|
{};
|
|
#endif
|
|
#ifdef TOML_SMALL_INT_TYPE
|
|
template <>
|
|
struct value_traits<TOML_SMALL_INT_TYPE> : signed_integer_traits<TOML_SMALL_INT_TYPE>
|
|
{};
|
|
#endif
|
|
|
|
// floating-point traits base
|
|
template <typename T, int MantissaDigits, int DecimalDigits>
|
|
struct float_traits_base
|
|
{
|
|
static constexpr auto type = node_type::floating_point;
|
|
using native_type = double;
|
|
static constexpr bool is_native = std::is_same_v<T, native_type>;
|
|
static constexpr bool is_signed = true;
|
|
|
|
static constexpr int bits = static_cast<int>(sizeof(T) * CHAR_BIT);
|
|
static constexpr int digits = MantissaDigits;
|
|
static constexpr int digits10 = DecimalDigits;
|
|
|
|
static constexpr bool is_losslessly_convertible_to_native = bits <= 64 //
|
|
&& digits <= 53 // DBL_MANT_DIG
|
|
&& digits10 <= 15; // DBL_DIG
|
|
|
|
static constexpr bool can_represent_native = digits >= 53 // DBL_MANT_DIG
|
|
&& digits10 >= 15; // DBL_DIG
|
|
|
|
static constexpr bool can_partially_represent_native = digits > 0 && digits10 > 0;
|
|
};
|
|
template <typename T>
|
|
struct float_traits : float_traits_base<T, std::numeric_limits<T>::digits, std::numeric_limits<T>::digits10>
|
|
{};
|
|
#if TOML_ENABLE_FLOAT16
|
|
template <>
|
|
struct float_traits<_Float16> : float_traits_base<_Float16, __FLT16_MANT_DIG__, __FLT16_DIG__>
|
|
{};
|
|
#endif
|
|
#ifdef TOML_FLOAT128
|
|
template <>
|
|
struct float_traits<TOML_FLOAT128> : float_traits_base<TOML_FLOAT128, __FLT128_MANT_DIG__, __FLT128_DIG__>
|
|
{};
|
|
#endif
|
|
|
|
// floating-point traits
|
|
template <>
|
|
struct value_traits<float> : float_traits<float>
|
|
{};
|
|
template <>
|
|
struct value_traits<double> : float_traits<double>
|
|
{};
|
|
template <>
|
|
struct value_traits<long double> : float_traits<long double>
|
|
{};
|
|
#if TOML_ENABLE_FLOAT16
|
|
template <>
|
|
struct value_traits<_Float16> : float_traits<_Float16>
|
|
{};
|
|
#endif
|
|
#ifdef TOML_FLOAT128
|
|
template <>
|
|
struct value_traits<TOML_FLOAT128> : float_traits<TOML_FLOAT128>
|
|
{};
|
|
#endif
|
|
#ifdef TOML_SMALL_FLOAT_TYPE
|
|
template <>
|
|
struct value_traits<TOML_SMALL_FLOAT_TYPE> : float_traits<TOML_SMALL_FLOAT_TYPE>
|
|
{};
|
|
#endif
|
|
static_assert(value_traits<double>::is_native);
|
|
static_assert(value_traits<double>::is_losslessly_convertible_to_native);
|
|
static_assert(value_traits<double>::can_represent_native);
|
|
static_assert(value_traits<double>::can_partially_represent_native);
|
|
|
|
// string value_traits specializations - char-based strings
|
|
template <typename T>
|
|
struct string_traits
|
|
{
|
|
using native_type = std::string;
|
|
static constexpr bool is_native = std::is_same_v<T, native_type>;
|
|
static constexpr bool is_losslessly_convertible_to_native = true;
|
|
static constexpr bool can_represent_native =
|
|
!std::is_array_v<T> && (!std::is_pointer_v<T> || std::is_const_v<std::remove_pointer_t<T>>);
|
|
static constexpr bool can_partially_represent_native = can_represent_native;
|
|
static constexpr auto type = node_type::string;
|
|
};
|
|
template <>
|
|
struct value_traits<std::string> : string_traits<std::string>
|
|
{};
|
|
template <>
|
|
struct value_traits<std::string_view> : string_traits<std::string_view>
|
|
{};
|
|
template <>
|
|
struct value_traits<const char*> : string_traits<const char*>
|
|
{};
|
|
template <size_t N>
|
|
struct value_traits<const char[N]> : string_traits<const char[N]>
|
|
{};
|
|
template <>
|
|
struct value_traits<char*> : string_traits<char*>
|
|
{};
|
|
template <size_t N>
|
|
struct value_traits<char[N]> : string_traits<char[N]>
|
|
{};
|
|
|
|
// string value_traits specializations - char8_t-based strings
|
|
#if TOML_HAS_CHAR8
|
|
template <>
|
|
struct value_traits<std::u8string> : string_traits<std::u8string>
|
|
{};
|
|
template <>
|
|
struct value_traits<std::u8string_view> : string_traits<std::u8string_view>
|
|
{};
|
|
template <>
|
|
struct value_traits<const char8_t*> : string_traits<const char8_t*>
|
|
{};
|
|
template <size_t N>
|
|
struct value_traits<const char8_t[N]> : string_traits<const char8_t[N]>
|
|
{};
|
|
template <>
|
|
struct value_traits<char8_t*> : string_traits<char8_t*>
|
|
{};
|
|
template <size_t N>
|
|
struct value_traits<char8_t[N]> : string_traits<char8_t[N]>
|
|
{};
|
|
#endif
|
|
|
|
// string value_traits specializations - wchar_t-based strings on Windows
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
template <typename T>
|
|
struct wstring_traits
|
|
{
|
|
using native_type = std::string;
|
|
static constexpr bool is_native = false;
|
|
static constexpr bool is_losslessly_convertible_to_native = true; // narrow
|
|
static constexpr bool can_represent_native = std::is_same_v<T, std::wstring>; // widen
|
|
static constexpr bool can_partially_represent_native = can_represent_native;
|
|
static constexpr auto type = node_type::string;
|
|
};
|
|
template <>
|
|
struct value_traits<std::wstring> : wstring_traits<std::wstring>
|
|
{};
|
|
template <>
|
|
struct value_traits<std::wstring_view> : wstring_traits<std::wstring_view>
|
|
{};
|
|
template <>
|
|
struct value_traits<const wchar_t*> : wstring_traits<const wchar_t*>
|
|
{};
|
|
template <size_t N>
|
|
struct value_traits<const wchar_t[N]> : wstring_traits<const wchar_t[N]>
|
|
{};
|
|
template <>
|
|
struct value_traits<wchar_t*> : wstring_traits<wchar_t*>
|
|
{};
|
|
template <size_t N>
|
|
struct value_traits<wchar_t[N]> : wstring_traits<wchar_t[N]>
|
|
{};
|
|
#endif
|
|
|
|
// other 'native' value_traits specializations
|
|
template <typename T, node_type NodeType>
|
|
struct native_value_traits
|
|
{
|
|
using native_type = T;
|
|
static constexpr bool is_native = true;
|
|
static constexpr bool is_losslessly_convertible_to_native = true;
|
|
static constexpr bool can_represent_native = true;
|
|
static constexpr bool can_partially_represent_native = true;
|
|
static constexpr auto type = NodeType;
|
|
};
|
|
template <>
|
|
struct value_traits<bool> : native_value_traits<bool, node_type::boolean>
|
|
{};
|
|
template <>
|
|
struct value_traits<date> : native_value_traits<date, node_type::date>
|
|
{};
|
|
template <>
|
|
struct value_traits<time> : native_value_traits<time, node_type::time>
|
|
{};
|
|
template <>
|
|
struct value_traits<date_time> : native_value_traits<date_time, node_type::date_time>
|
|
{};
|
|
|
|
// native value category queries
|
|
template <typename T>
|
|
using native_type_of = typename value_traits<T>::native_type;
|
|
template <typename T>
|
|
inline constexpr bool is_native = value_traits<T>::is_native;
|
|
template <typename T>
|
|
inline constexpr bool can_represent_native = value_traits<T>::can_represent_native;
|
|
template <typename T>
|
|
inline constexpr bool can_partially_represent_native = value_traits<T>::can_partially_represent_native;
|
|
template <typename T>
|
|
inline constexpr bool is_losslessly_convertible_to_native = value_traits<T>::is_losslessly_convertible_to_native;
|
|
template <typename T, typename... U>
|
|
inline constexpr bool is_natively_one_of = is_one_of<native_type_of<T>, U...>;
|
|
|
|
// native value types => nodes
|
|
template <typename T>
|
|
struct node_wrapper
|
|
{
|
|
using type = T;
|
|
};
|
|
template <typename T>
|
|
struct node_wrapper<const T>
|
|
{
|
|
using type = std::add_const_t<typename node_wrapper<T>::type>;
|
|
};
|
|
template <typename T>
|
|
struct node_wrapper<volatile T>
|
|
{
|
|
using type = std::add_volatile_t<typename node_wrapper<T>::type>;
|
|
};
|
|
template <typename T>
|
|
struct node_wrapper<const volatile T>
|
|
{
|
|
using type = std::add_const_t<std::add_volatile_t<typename node_wrapper<T>::type>>;
|
|
};
|
|
template <>
|
|
struct node_wrapper<std::string>
|
|
{
|
|
using type = value<std::string>;
|
|
};
|
|
template <>
|
|
struct node_wrapper<int64_t>
|
|
{
|
|
using type = value<int64_t>;
|
|
};
|
|
template <>
|
|
struct node_wrapper<double>
|
|
{
|
|
using type = value<double>;
|
|
};
|
|
template <>
|
|
struct node_wrapper<bool>
|
|
{
|
|
using type = value<bool>;
|
|
};
|
|
template <>
|
|
struct node_wrapper<date>
|
|
{
|
|
using type = value<date>;
|
|
};
|
|
template <>
|
|
struct node_wrapper<time>
|
|
{
|
|
using type = value<time>;
|
|
};
|
|
template <>
|
|
struct node_wrapper<date_time>
|
|
{
|
|
using type = value<date_time>;
|
|
};
|
|
template <typename T>
|
|
using wrap_node = typename node_wrapper<std::remove_reference_t<T>>::type;
|
|
|
|
// nodes => native value types
|
|
template <typename T>
|
|
struct node_unwrapper
|
|
{
|
|
using type = T;
|
|
};
|
|
template <typename T>
|
|
struct node_unwrapper<value<T>>
|
|
{
|
|
using type = T;
|
|
};
|
|
template <typename T>
|
|
struct node_unwrapper<const value<T>>
|
|
{
|
|
using type = std::add_const_t<T>;
|
|
};
|
|
template <typename T>
|
|
struct node_unwrapper<volatile value<T>>
|
|
{
|
|
using type = std::add_volatile_t<T>;
|
|
};
|
|
template <typename T>
|
|
struct node_unwrapper<const volatile value<T>>
|
|
{
|
|
using type = std::add_volatile_t<std::add_const_t<T>>;
|
|
};
|
|
template <typename T>
|
|
using unwrap_node = typename node_unwrapper<std::remove_reference_t<T>>::type;
|
|
|
|
template <typename T>
|
|
struct node_type_getter
|
|
{
|
|
static constexpr auto value = value_traits<T>::type;
|
|
};
|
|
template <>
|
|
struct node_type_getter<table>
|
|
{
|
|
static constexpr auto value = node_type::table;
|
|
};
|
|
template <>
|
|
struct node_type_getter<array>
|
|
{
|
|
static constexpr auto value = node_type::array;
|
|
};
|
|
template <>
|
|
struct node_type_getter<void>
|
|
{
|
|
static constexpr auto value = node_type::none;
|
|
};
|
|
template <typename T>
|
|
inline constexpr node_type node_type_of = node_type_getter<unwrap_node<remove_cvref<T>>>::value;
|
|
|
|
template <typename T, typename ConvertFrom>
|
|
inline constexpr bool is_constructible_or_convertible = std::is_constructible_v<T, ConvertFrom> //
|
|
|| std::is_convertible_v<ConvertFrom, T>;
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
template <typename T>
|
|
inline constexpr bool is_table = std::is_same_v<impl::remove_cvref<T>, table>;
|
|
|
|
template <typename T>
|
|
inline constexpr bool is_array = std::is_same_v<impl::remove_cvref<T>, array>;
|
|
|
|
template <typename T>
|
|
inline constexpr bool is_container = is_table<T> || is_array<T>;
|
|
|
|
template <typename T>
|
|
inline constexpr bool is_string = std::is_same_v< //
|
|
impl::remove_cvref<impl::wrap_node<impl::remove_cvref<T>>>, //
|
|
value<std::string>>;
|
|
|
|
template <typename T>
|
|
inline constexpr bool is_integer = std::is_same_v< //
|
|
impl::remove_cvref<impl::wrap_node<impl::remove_cvref<T>>>, //
|
|
value<int64_t>>;
|
|
|
|
template <typename T>
|
|
inline constexpr bool is_floating_point = std::is_same_v< //
|
|
impl::remove_cvref<impl::wrap_node<impl::remove_cvref<T>>>, //
|
|
value<double>>;
|
|
|
|
template <typename T>
|
|
inline constexpr bool is_number = is_integer<T> || is_floating_point<T>;
|
|
|
|
template <typename T>
|
|
inline constexpr bool is_boolean = std::is_same_v< //
|
|
impl::remove_cvref<impl::wrap_node<impl::remove_cvref<T>>>, //
|
|
value<bool>>;
|
|
|
|
template <typename T>
|
|
inline constexpr bool is_date = std::is_same_v< //
|
|
impl::remove_cvref<impl::wrap_node<impl::remove_cvref<T>>>, //
|
|
value<date>>;
|
|
|
|
template <typename T>
|
|
inline constexpr bool is_time = std::is_same_v< //
|
|
impl::remove_cvref<impl::wrap_node<impl::remove_cvref<T>>>, //
|
|
value<time>>;
|
|
|
|
template <typename T>
|
|
inline constexpr bool is_date_time = std::is_same_v< //
|
|
impl::remove_cvref<impl::wrap_node<impl::remove_cvref<T>>>, //
|
|
value<date_time>>;
|
|
|
|
template <typename T>
|
|
inline constexpr bool is_chronological = is_date<T> || is_time<T> || is_date_time<T>;
|
|
|
|
template <typename T>
|
|
inline constexpr bool is_value = is_string<T> || is_number<T> || is_boolean<T> || is_chronological<T>;
|
|
|
|
template <typename T>
|
|
inline constexpr bool is_node = std::is_same_v<toml::node, impl::remove_cvref<T>> //
|
|
|| std::is_base_of_v<toml::node, impl::remove_cvref<T>>;
|
|
|
|
template <typename T>
|
|
inline constexpr bool is_node_view = impl::is_one_of<impl::remove_cvref<T>, node_view<node>, node_view<const node>>;
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
template <typename T>
|
|
TOML_CONST_INLINE_GETTER
|
|
constexpr std::underlying_type_t<T> unwrap_enum(T val) noexcept
|
|
{
|
|
return static_cast<std::underlying_type_t<T>>(val);
|
|
}
|
|
|
|
// Q: "why not use std::fpclassify?"
|
|
// A: Because it gets broken by -ffast-math and friends
|
|
enum class TOML_CLOSED_ENUM fp_class : unsigned
|
|
{
|
|
ok,
|
|
neg_inf,
|
|
pos_inf,
|
|
nan
|
|
};
|
|
|
|
TOML_PURE_GETTER
|
|
inline fp_class fpclassify(const double& val) noexcept
|
|
{
|
|
static_assert(sizeof(uint64_t) == sizeof(double));
|
|
|
|
static constexpr uint64_t sign = 0b1000000000000000000000000000000000000000000000000000000000000000ull;
|
|
static constexpr uint64_t exponent = 0b0111111111110000000000000000000000000000000000000000000000000000ull;
|
|
static constexpr uint64_t mantissa = 0b0000000000001111111111111111111111111111111111111111111111111111ull;
|
|
|
|
uint64_t val_bits;
|
|
std::memcpy(&val_bits, &val, sizeof(val));
|
|
if ((val_bits & exponent) != exponent)
|
|
return fp_class::ok;
|
|
if ((val_bits & mantissa))
|
|
return fp_class::nan;
|
|
return (val_bits & sign) ? fp_class::neg_inf : fp_class::pos_inf;
|
|
}
|
|
|
|
// Q: "why not use std::find and std::min?"
|
|
// A: Because <algorithm> is _huge_ and these would be the only things I used from it.
|
|
// I don't want to impose such a heavy compile-time burden on users.
|
|
|
|
template <typename Iterator, typename T>
|
|
TOML_PURE_GETTER
|
|
inline auto find(Iterator start, Iterator end, const T& needle) noexcept //
|
|
->decltype(&(*start))
|
|
{
|
|
for (; start != end; start++)
|
|
if (*start == needle)
|
|
return &(*start);
|
|
return nullptr;
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_INLINE_GETTER
|
|
constexpr const T& min(const T& a, const T& b) noexcept //
|
|
{
|
|
return a < b ? a : b;
|
|
}
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/print_to_stream.h ************************************************************************************
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
// Q: "why does print_to_stream() exist? why not just use ostream::write(), ostream::put() etc?"
|
|
// A: - I'm using <charconv> to format numerics. Faster and locale-independent.
|
|
// - I can (potentially) avoid forcing users to drag in <sstream> and <iomanip>.
|
|
// - Strings in C++. Honestly.
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
TOML_ATTR(nonnull)
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, const char*, size_t);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, std::string_view);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, const std::string&);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, char);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, signed char, value_flags = {}, size_t min_digits = 0);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, signed short, value_flags = {}, size_t min_digits = 0);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, signed int, value_flags = {}, size_t min_digits = 0);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, signed long, value_flags = {}, size_t min_digits = 0);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, signed long long, value_flags = {}, size_t min_digits = 0);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, unsigned char, value_flags = {}, size_t min_digits = 0);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, unsigned short, value_flags = {}, size_t min_digits = 0);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, unsigned int, value_flags = {}, size_t min_digits = 0);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, unsigned long, value_flags = {}, size_t min_digits = 0);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, unsigned long long, value_flags = {}, size_t min_digits = 0);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, float, value_flags = {}, bool relaxed_precision = false);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, double, value_flags = {}, bool relaxed_precision = false);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, bool);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, const toml::date&);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, const toml::time&);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, const toml::time_offset&);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, const toml::date_time&);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, const source_position&);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, const source_region&);
|
|
|
|
#if TOML_ENABLE_FORMATTERS
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, const array&);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, const table&);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, const value<std::string>&);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, const value<int64_t>&);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, const value<double>&);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, const value<bool>&);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, const value<date>&);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, const value<time>&);
|
|
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
void TOML_CALLCONV print_to_stream(std::ostream&, const value<date_time>&);
|
|
|
|
#endif
|
|
|
|
template <typename T, typename U>
|
|
inline void print_to_stream_bookended(std::ostream & stream, const T& val, const U& bookend)
|
|
{
|
|
print_to_stream(stream, bookend);
|
|
print_to_stream(stream, val);
|
|
print_to_stream(stream, bookend);
|
|
}
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/source_region.h **************************************************************************************
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
using source_index = uint32_t;
|
|
|
|
using source_path_ptr = std::shared_ptr<const std::string>;
|
|
|
|
struct TOML_TRIVIAL_ABI source_position
|
|
{
|
|
source_index line;
|
|
|
|
source_index column;
|
|
|
|
TOML_PURE_GETTER
|
|
explicit constexpr operator bool() const noexcept
|
|
{
|
|
return line > source_index{} //
|
|
&& column > source_index{};
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend constexpr bool operator==(const source_position& lhs, const source_position& rhs) noexcept
|
|
{
|
|
return lhs.line == rhs.line //
|
|
&& lhs.column == rhs.column;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend constexpr bool operator!=(const source_position& lhs, const source_position& rhs) noexcept
|
|
{
|
|
return !(lhs == rhs);
|
|
}
|
|
|
|
private:
|
|
|
|
TOML_PURE_GETTER
|
|
static constexpr uint64_t pack(const source_position& pos) noexcept
|
|
{
|
|
return static_cast<uint64_t>(pos.line) << 32 | static_cast<uint64_t>(pos.column);
|
|
}
|
|
|
|
public:
|
|
|
|
TOML_PURE_GETTER
|
|
friend constexpr bool operator<(const source_position& lhs, const source_position& rhs) noexcept
|
|
{
|
|
return pack(lhs) < pack(rhs);
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend constexpr bool operator<=(const source_position& lhs, const source_position& rhs) noexcept
|
|
{
|
|
return pack(lhs) <= pack(rhs);
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend constexpr bool operator>(const source_position& lhs, const source_position& rhs) noexcept
|
|
{
|
|
return pack(lhs) > pack(rhs);
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend constexpr bool operator>=(const source_position& lhs, const source_position& rhs) noexcept
|
|
{
|
|
return pack(lhs) >= pack(rhs);
|
|
}
|
|
|
|
friend std::ostream& operator<<(std::ostream& lhs, const source_position& rhs)
|
|
{
|
|
impl::print_to_stream(lhs, rhs);
|
|
return lhs;
|
|
}
|
|
};
|
|
|
|
struct source_region
|
|
{
|
|
source_position begin;
|
|
|
|
source_position end;
|
|
|
|
source_path_ptr path;
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
optional<std::wstring> wide_path() const
|
|
{
|
|
if (!path || path->empty())
|
|
return {};
|
|
return { impl::widen(*path) };
|
|
}
|
|
|
|
#endif
|
|
|
|
friend std::ostream& operator<<(std::ostream& lhs, const source_region& rhs)
|
|
{
|
|
impl::print_to_stream(lhs, rhs);
|
|
return lhs;
|
|
}
|
|
};
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/date_time.h ******************************************************************************************
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
struct TOML_TRIVIAL_ABI date
|
|
{
|
|
uint16_t year;
|
|
|
|
uint8_t month;
|
|
|
|
uint8_t day;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
date() noexcept = default;
|
|
|
|
TOML_CONSTRAINED_TEMPLATE((impl::all_integral<Y, M, D>), typename Y, typename M, typename D)
|
|
TOML_NODISCARD_CTOR
|
|
constexpr date(Y y, M m, D d) noexcept //
|
|
: year{ static_cast<uint16_t>(y) },
|
|
month{ static_cast<uint8_t>(m) },
|
|
day{ static_cast<uint8_t>(d) }
|
|
{}
|
|
|
|
TOML_PURE_GETTER
|
|
friend constexpr bool operator==(const date& lhs, const date& rhs) noexcept
|
|
{
|
|
return lhs.year == rhs.year //
|
|
&& lhs.month == rhs.month //
|
|
&& lhs.day == rhs.day;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend constexpr bool operator!=(const date& lhs, const date& rhs) noexcept
|
|
{
|
|
return !(lhs == rhs);
|
|
}
|
|
|
|
private:
|
|
|
|
TOML_PURE_GETTER
|
|
static constexpr uint32_t pack(const date& d) noexcept
|
|
{
|
|
return (static_cast<uint32_t>(d.year) << 16) | (static_cast<uint32_t>(d.month) << 8)
|
|
| static_cast<uint32_t>(d.day);
|
|
}
|
|
|
|
public:
|
|
|
|
TOML_PURE_GETTER
|
|
friend constexpr bool operator<(const date& lhs, const date& rhs) noexcept
|
|
{
|
|
return pack(lhs) < pack(rhs);
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend constexpr bool operator<=(const date& lhs, const date& rhs) noexcept
|
|
{
|
|
return pack(lhs) <= pack(rhs);
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend constexpr bool operator>(const date& lhs, const date& rhs) noexcept
|
|
{
|
|
return pack(lhs) > pack(rhs);
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend constexpr bool operator>=(const date& lhs, const date& rhs) noexcept
|
|
{
|
|
return pack(lhs) >= pack(rhs);
|
|
}
|
|
|
|
friend std::ostream& operator<<(std::ostream& lhs, const date& rhs)
|
|
{
|
|
impl::print_to_stream(lhs, rhs);
|
|
return lhs;
|
|
}
|
|
};
|
|
|
|
struct TOML_TRIVIAL_ABI time
|
|
{
|
|
uint8_t hour;
|
|
|
|
uint8_t minute;
|
|
|
|
uint8_t second;
|
|
|
|
uint32_t nanosecond;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
time() noexcept = default;
|
|
|
|
TOML_CONSTRAINED_TEMPLATE((impl::all_integral<H, M, S, NS>),
|
|
typename H,
|
|
typename M,
|
|
typename S = uint8_t,
|
|
typename NS = uint32_t)
|
|
TOML_NODISCARD_CTOR
|
|
constexpr time(H h, M m, S s = S{}, NS ns = NS{}) noexcept //
|
|
: hour{ static_cast<uint8_t>(h) },
|
|
minute{ static_cast<uint8_t>(m) },
|
|
second{ static_cast<uint8_t>(s) },
|
|
nanosecond{ static_cast<uint32_t>(ns) }
|
|
{}
|
|
|
|
TOML_PURE_GETTER
|
|
friend constexpr bool operator==(const time& lhs, const time& rhs) noexcept
|
|
{
|
|
return lhs.hour == rhs.hour //
|
|
&& lhs.minute == rhs.minute //
|
|
&& lhs.second == rhs.second //
|
|
&& lhs.nanosecond == rhs.nanosecond;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend constexpr bool operator!=(const time& lhs, const time& rhs) noexcept
|
|
{
|
|
return !(lhs == rhs);
|
|
}
|
|
|
|
private:
|
|
|
|
TOML_PURE_GETTER
|
|
static constexpr uint64_t pack(const time& t) noexcept
|
|
{
|
|
return static_cast<uint64_t>(t.hour) << 48 | static_cast<uint64_t>(t.minute) << 40
|
|
| static_cast<uint64_t>(t.second) << 32 | static_cast<uint64_t>(t.nanosecond);
|
|
}
|
|
|
|
public:
|
|
|
|
TOML_PURE_GETTER
|
|
friend constexpr bool operator<(const time& lhs, const time& rhs) noexcept
|
|
{
|
|
return pack(lhs) < pack(rhs);
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend constexpr bool operator<=(const time& lhs, const time& rhs) noexcept
|
|
{
|
|
return pack(lhs) <= pack(rhs);
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend constexpr bool operator>(const time& lhs, const time& rhs) noexcept
|
|
{
|
|
return pack(lhs) > pack(rhs);
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend constexpr bool operator>=(const time& lhs, const time& rhs) noexcept
|
|
{
|
|
return pack(lhs) >= pack(rhs);
|
|
}
|
|
|
|
friend std::ostream& operator<<(std::ostream& lhs, const time& rhs)
|
|
{
|
|
impl::print_to_stream(lhs, rhs);
|
|
return lhs;
|
|
}
|
|
};
|
|
|
|
struct TOML_TRIVIAL_ABI time_offset
|
|
{
|
|
int16_t minutes;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
time_offset() noexcept = default;
|
|
|
|
TOML_CONSTRAINED_TEMPLATE((impl::all_integral<H, M>), typename H, typename M)
|
|
TOML_NODISCARD_CTOR
|
|
constexpr time_offset(H h, M m) noexcept //
|
|
: minutes{ static_cast<int16_t>(static_cast<impl::common_signed_type<H, M>>(h)
|
|
* impl::common_signed_type<H, M>{ 60 }
|
|
+ static_cast<impl::common_signed_type<H, M>>(m)) }
|
|
{}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend constexpr bool operator==(time_offset lhs, time_offset rhs) noexcept
|
|
{
|
|
return lhs.minutes == rhs.minutes;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend constexpr bool operator!=(time_offset lhs, time_offset rhs) noexcept
|
|
{
|
|
return lhs.minutes != rhs.minutes;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend constexpr bool operator<(time_offset lhs, time_offset rhs) noexcept
|
|
{
|
|
return lhs.minutes < rhs.minutes;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend constexpr bool operator<=(time_offset lhs, time_offset rhs) noexcept
|
|
{
|
|
return lhs.minutes <= rhs.minutes;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend constexpr bool operator>(time_offset lhs, time_offset rhs) noexcept
|
|
{
|
|
return lhs.minutes > rhs.minutes;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend constexpr bool operator>=(time_offset lhs, time_offset rhs) noexcept
|
|
{
|
|
return lhs.minutes >= rhs.minutes;
|
|
}
|
|
|
|
friend std::ostream& operator<<(std::ostream& lhs, const time_offset& rhs)
|
|
{
|
|
impl::print_to_stream(lhs, rhs);
|
|
return lhs;
|
|
}
|
|
};
|
|
|
|
TOML_ABI_NAMESPACE_BOOL(TOML_HAS_CUSTOM_OPTIONAL_TYPE, custopt, stdopt);
|
|
|
|
struct date_time
|
|
{
|
|
toml::date date;
|
|
|
|
toml::time time;
|
|
|
|
optional<toml::time_offset> offset;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
date_time() noexcept = default;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
constexpr date_time(const toml::date& d, const toml::time& t) noexcept //
|
|
: date{ d },
|
|
time{ t },
|
|
offset{} // TINAE - icc bugfix
|
|
{}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit constexpr date_time(const toml::date& d) noexcept //
|
|
: date{ d },
|
|
time{},
|
|
offset{} // TINAE - icc bugfix
|
|
{}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit constexpr date_time(const toml::time& t) noexcept //
|
|
: date{},
|
|
time{ t },
|
|
offset{} // TINAE - icc bugfix
|
|
{}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
constexpr date_time(const toml::date& d, const toml::time& t, const toml::time_offset& off) noexcept
|
|
: date{ d },
|
|
time{ t },
|
|
offset{ off }
|
|
{}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
constexpr bool is_local() const noexcept
|
|
{
|
|
return !offset.has_value();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend constexpr bool operator==(const date_time& lhs, const date_time& rhs) noexcept
|
|
{
|
|
return lhs.date == rhs.date //
|
|
&& lhs.time == rhs.time //
|
|
&& lhs.offset == rhs.offset;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend constexpr bool operator!=(const date_time& lhs, const date_time& rhs) noexcept
|
|
{
|
|
return !(lhs == rhs);
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend constexpr bool operator<(const date_time& lhs, const date_time& rhs) noexcept
|
|
{
|
|
if (lhs.date != rhs.date)
|
|
return lhs.date < rhs.date;
|
|
if (lhs.time != rhs.time)
|
|
return lhs.time < rhs.time;
|
|
return lhs.offset < rhs.offset;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend constexpr bool operator<=(const date_time& lhs, const date_time& rhs) noexcept
|
|
{
|
|
if (lhs.date != rhs.date)
|
|
return lhs.date < rhs.date;
|
|
if (lhs.time != rhs.time)
|
|
return lhs.time < rhs.time;
|
|
return lhs.offset <= rhs.offset;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend constexpr bool operator>(const date_time& lhs, const date_time& rhs) noexcept
|
|
{
|
|
return !(lhs <= rhs);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend constexpr bool operator>=(const date_time& lhs, const date_time& rhs) noexcept
|
|
{
|
|
return !(lhs < rhs);
|
|
}
|
|
|
|
friend std::ostream& operator<<(std::ostream& lhs, const date_time& rhs)
|
|
{
|
|
impl::print_to_stream(lhs, rhs);
|
|
return lhs;
|
|
}
|
|
};
|
|
|
|
TOML_ABI_NAMESPACE_END; // TOML_HAS_CUSTOM_OPTIONAL_TYPE
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/at_path.h ********************************************************************************************
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
template <typename T>
|
|
using parse_path_callback = bool(TOML_CALLCONV*)(void*, T);
|
|
|
|
TOML_NODISCARD
|
|
bool TOML_CALLCONV parse_path(std::string_view,
|
|
void*,
|
|
parse_path_callback<std::string_view>,
|
|
parse_path_callback<size_t>);
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
node_view<node> TOML_CALLCONV at_path(node & root, std::string_view path) noexcept;
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
node_view<const node> TOML_CALLCONV at_path(const node& root, std::string_view path) noexcept;
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
node_view<node> TOML_CALLCONV at_path(node & root, std::wstring_view path);
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
node_view<const node> TOML_CALLCONV at_path(const node& root, std::wstring_view path);
|
|
|
|
#endif
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
//******** impl/std_vector.h *****************************************************************************************
|
|
|
|
TOML_DISABLE_WARNINGS;
|
|
#include <vector>
|
|
#include <iterator>
|
|
TOML_ENABLE_WARNINGS;
|
|
|
|
//******** impl/path.h ***********************************************************************************************
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
enum class TOML_CLOSED_ENUM path_component_type : uint8_t
|
|
{
|
|
key = 0x1,
|
|
array_index = 0x2
|
|
};
|
|
|
|
class TOML_EXPORTED_CLASS path_component
|
|
{
|
|
struct storage_t
|
|
{
|
|
static constexpr size_t size =
|
|
(sizeof(size_t) < sizeof(std::string) ? sizeof(std::string) : sizeof(size_t));
|
|
static constexpr size_t align =
|
|
(alignof(size_t) < alignof(std::string) ? alignof(std::string) : alignof(size_t));
|
|
|
|
alignas(align) unsigned char bytes[size];
|
|
};
|
|
alignas(storage_t::align) mutable storage_t value_storage_;
|
|
|
|
path_component_type type_;
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXPORTED_STATIC_FUNCTION
|
|
static bool TOML_CALLCONV equal(const path_component&, const path_component&) noexcept;
|
|
|
|
template <typename Type>
|
|
TOML_PURE_INLINE_GETTER
|
|
static Type* get_as(storage_t& s) noexcept
|
|
{
|
|
return TOML_LAUNDER(reinterpret_cast<Type*>(s.bytes));
|
|
}
|
|
|
|
static void store_key(std::string_view key, storage_t& storage_)
|
|
{
|
|
::new (static_cast<void*>(storage_.bytes)) std::string{ key };
|
|
}
|
|
|
|
static void store_index(size_t index, storage_t& storage_) noexcept
|
|
{
|
|
::new (static_cast<void*>(storage_.bytes)) std::size_t{ index };
|
|
}
|
|
|
|
void destroy() noexcept
|
|
{
|
|
if (type_ == path_component_type::key)
|
|
get_as<std::string>(value_storage_)->~basic_string();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
size_t& index_ref() noexcept
|
|
{
|
|
TOML_ASSERT_ASSUME(type_ == path_component_type::array_index);
|
|
return *get_as<size_t>(value_storage_);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
std::string& key_ref() noexcept
|
|
{
|
|
TOML_ASSERT_ASSUME(type_ == path_component_type::key);
|
|
return *get_as<std::string>(value_storage_);
|
|
}
|
|
|
|
public:
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path_component();
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path_component(size_t index) noexcept;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path_component(std::string_view key);
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path_component(std::wstring_view key);
|
|
|
|
#endif
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path_component(const path_component& pc);
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path_component(path_component&& pc) noexcept;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path_component& operator=(const path_component& rhs);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path_component& operator=(path_component&& rhs) noexcept;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path_component& operator=(size_t new_index) noexcept;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path_component& operator=(std::string_view new_key);
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path_component& operator=(std::wstring_view new_key);
|
|
|
|
#endif
|
|
|
|
~path_component() noexcept
|
|
{
|
|
destroy();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
size_t index() const noexcept
|
|
{
|
|
TOML_ASSERT_ASSUME(type_ == path_component_type::array_index);
|
|
return *get_as<const size_t>(value_storage_);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
explicit operator size_t() const noexcept
|
|
{
|
|
return index();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
const std::string& key() const noexcept
|
|
{
|
|
TOML_ASSERT_ASSUME(type_ == path_component_type::key);
|
|
return *get_as<const std::string>(value_storage_);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
explicit operator const std::string&() const noexcept
|
|
{
|
|
return key();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
path_component_type type() const noexcept
|
|
{
|
|
return type_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator==(const path_component& lhs, const path_component& rhs) noexcept
|
|
{
|
|
return equal(lhs, rhs);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator!=(const path_component& lhs, const path_component& rhs) noexcept
|
|
{
|
|
return !equal(lhs, rhs);
|
|
}
|
|
};
|
|
|
|
class TOML_EXPORTED_CLASS path
|
|
{
|
|
private:
|
|
|
|
std::vector<path_component> components_;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print_to(std::ostream&) const;
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXPORTED_STATIC_FUNCTION
|
|
static bool TOML_CALLCONV equal(const path&, const path&) noexcept;
|
|
|
|
public:
|
|
|
|
TOML_NODISCARD_CTOR
|
|
path() noexcept = default;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
explicit path(std::string_view);
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
explicit path(std::wstring_view);
|
|
|
|
#endif
|
|
|
|
~path() noexcept = default;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
path(const path&) = default;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
path(path&&) noexcept = default;
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
size_t size() const noexcept
|
|
{
|
|
return components_.size();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
explicit operator bool() const noexcept
|
|
{
|
|
return !components_.empty();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
bool empty() const noexcept
|
|
{
|
|
return components_.empty();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
path_component& operator[](size_t index) noexcept
|
|
{
|
|
TOML_ASSERT(index < size());
|
|
return components_[index];
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const path_component& operator[](size_t index) const noexcept
|
|
{
|
|
TOML_ASSERT(index < size());
|
|
return components_[index];
|
|
}
|
|
|
|
path& operator=(const path&) = default;
|
|
|
|
path& operator=(path&&) noexcept = default;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path& operator=(std::string_view);
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path& operator=(std::wstring_view);
|
|
|
|
#endif
|
|
|
|
TOML_ALWAYS_INLINE
|
|
path& assign(const path& p)
|
|
{
|
|
return *this = p;
|
|
}
|
|
|
|
TOML_ALWAYS_INLINE
|
|
path& assign(path&& p) noexcept
|
|
{
|
|
return *this = std::move(p);
|
|
}
|
|
|
|
TOML_ALWAYS_INLINE
|
|
path& assign(std::string_view str)
|
|
{
|
|
return *this = str;
|
|
}
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_ALWAYS_INLINE
|
|
path& assign(std::wstring_view str)
|
|
{
|
|
return *this = str;
|
|
}
|
|
|
|
#endif
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path& operator+=(const path&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path& operator+=(path&&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path& operator+=(std::string_view);
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path& operator+=(std::wstring_view);
|
|
|
|
#endif
|
|
|
|
TOML_ALWAYS_INLINE
|
|
path& append(const path& p)
|
|
{
|
|
return *this += p;
|
|
}
|
|
|
|
TOML_ALWAYS_INLINE
|
|
path& append(path&& p)
|
|
{
|
|
return *this += std::move(p);
|
|
}
|
|
|
|
TOML_ALWAYS_INLINE
|
|
path& append(std::string_view str)
|
|
{
|
|
return *this += str;
|
|
}
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_ALWAYS_INLINE
|
|
path& append(std::wstring_view str)
|
|
{
|
|
return *this += str;
|
|
}
|
|
|
|
#endif
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path& prepend(const path&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path& prepend(path&&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path& prepend(std::string_view);
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path& prepend(std::wstring_view);
|
|
|
|
#endif
|
|
|
|
TOML_NODISCARD
|
|
friend path operator+(const path& lhs, const path& rhs)
|
|
{
|
|
path result = lhs;
|
|
result += rhs;
|
|
return result;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
friend path operator+(const path& lhs, std::string_view rhs)
|
|
{
|
|
path result = lhs;
|
|
result += rhs;
|
|
return result;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
friend path operator+(std::string_view lhs, const path& rhs)
|
|
{
|
|
path result = rhs;
|
|
result.prepend(lhs);
|
|
return result;
|
|
}
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
friend path operator+(const path& lhs, std::wstring_view rhs)
|
|
{
|
|
path result = lhs;
|
|
result += rhs;
|
|
return result;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
friend path operator+(std::wstring_view lhs, const path& rhs)
|
|
{
|
|
path result = rhs;
|
|
result.prepend(lhs);
|
|
return result;
|
|
}
|
|
|
|
#endif
|
|
|
|
TOML_ALWAYS_INLINE
|
|
friend std::ostream& operator<<(std::ostream& os, const path& rhs)
|
|
{
|
|
rhs.print_to(os);
|
|
return os;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
std::string str() const;
|
|
|
|
TOML_NODISCARD
|
|
TOML_ALWAYS_INLINE
|
|
explicit operator std::string() const
|
|
{
|
|
return str();
|
|
}
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
std::wstring wide_str() const;
|
|
|
|
TOML_NODISCARD
|
|
TOML_ALWAYS_INLINE
|
|
explicit operator std::wstring() const
|
|
{
|
|
return wide_str();
|
|
}
|
|
|
|
#endif
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator==(const path& lhs, const path& rhs) noexcept
|
|
{
|
|
return equal(lhs, rhs);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator!=(const path& lhs, const path& rhs) noexcept
|
|
{
|
|
return !equal(lhs, rhs);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_ALWAYS_INLINE
|
|
friend bool operator==(const path& lhs, std::string_view rhs)
|
|
{
|
|
return lhs == path{ rhs };
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_ALWAYS_INLINE
|
|
friend bool operator==(std::string_view lhs, const path& rhs)
|
|
{
|
|
return rhs == lhs;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_ALWAYS_INLINE
|
|
friend bool operator!=(const path& lhs, std::string_view rhs)
|
|
{
|
|
return lhs != path{ rhs };
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_ALWAYS_INLINE
|
|
friend bool operator!=(std::string_view lhs, const path& rhs)
|
|
{
|
|
return rhs != lhs;
|
|
}
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
TOML_ALWAYS_INLINE
|
|
friend bool operator==(const path& lhs, std::wstring_view rhs)
|
|
{
|
|
return lhs == path{ rhs };
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_ALWAYS_INLINE
|
|
friend bool operator==(std::wstring_view lhs, const path& rhs)
|
|
{
|
|
return rhs == lhs;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_ALWAYS_INLINE
|
|
friend bool operator!=(const path& lhs, std::wstring_view rhs)
|
|
{
|
|
return lhs != path{ rhs };
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_ALWAYS_INLINE
|
|
friend bool operator!=(std::wstring_view lhs, const path& rhs)
|
|
{
|
|
return rhs != lhs;
|
|
}
|
|
|
|
#endif // TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
using iterator = std::vector<path_component>::iterator;
|
|
|
|
using const_iterator = std::vector<path_component>::const_iterator;
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
iterator begin() noexcept
|
|
{
|
|
return components_.begin();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
iterator end() noexcept
|
|
{
|
|
return components_.end();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const_iterator begin() const noexcept
|
|
{
|
|
return components_.begin();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const_iterator end() const noexcept
|
|
{
|
|
return components_.end();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const_iterator cbegin() const noexcept
|
|
{
|
|
return components_.begin();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const_iterator cend() const noexcept
|
|
{
|
|
return components_.end();
|
|
}
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void clear() noexcept;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path& truncate(size_t n);
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path truncated(size_t n) const;
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path parent() const;
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path leaf(size_t n = 1) const;
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path subpath(const_iterator start, const_iterator end) const;
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
path subpath(size_t start, size_t length) const;
|
|
};
|
|
|
|
inline namespace literals
|
|
{
|
|
TOML_NODISCARD
|
|
TOML_ALWAYS_INLINE
|
|
path operator"" _tpath(const char* str, size_t len)
|
|
{
|
|
return path(std::string_view{ str, len });
|
|
}
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
node_view<node> TOML_CALLCONV at_path(node & root, const toml::path& path) noexcept;
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
node_view<const node> TOML_CALLCONV at_path(const node& root, const toml::path& path) noexcept;
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/std_utility.h ****************************************************************************************
|
|
|
|
TOML_DISABLE_WARNINGS;
|
|
#include <utility>
|
|
TOML_ENABLE_WARNINGS;
|
|
|
|
//******** impl/node.h ***********************************************************************************************
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
class TOML_ABSTRACT_INTERFACE TOML_EXPORTED_CLASS node
|
|
{
|
|
private:
|
|
|
|
friend class TOML_PARSER_TYPENAME;
|
|
source_region source_{};
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
decltype(auto) get_value_exact() const noexcept(impl::value_retrieval_is_nothrow<T>);
|
|
|
|
template <typename T, typename N>
|
|
using ref_type_ = std::conditional_t< //
|
|
std::is_reference_v<T>, //
|
|
impl::copy_ref<impl::copy_cv<impl::unwrap_node<T>, std::remove_reference_t<N>>, T>, //
|
|
impl::copy_cvref<impl::unwrap_node<T>, N> //
|
|
>;
|
|
|
|
template <typename T, typename N>
|
|
using ref_type = std::conditional_t< //
|
|
std::is_reference_v<N>, //
|
|
ref_type_<T, N>, //
|
|
ref_type_<T, std::add_lvalue_reference_t<N>> //
|
|
>;
|
|
|
|
template <typename T, typename N>
|
|
TOML_PURE_GETTER
|
|
static ref_type<T, N&&> do_ref(N&& n) noexcept
|
|
{
|
|
using unwrapped_type = impl::unwrap_node<T>;
|
|
static_assert(toml::is_value<unwrapped_type> || toml::is_container<unwrapped_type>,
|
|
"The template type argument of node::ref() must be one of:" TOML_SA_UNWRAPPED_NODE_TYPE_LIST);
|
|
|
|
TOML_ASSERT_ASSUME(
|
|
n.template is<unwrapped_type>()
|
|
&& "template type argument provided to toml::node::ref() didn't match the node's actual type");
|
|
|
|
using node_ref = std::remove_volatile_t<std::remove_reference_t<N>>&;
|
|
using val_type = std::remove_volatile_t<unwrapped_type>;
|
|
using out_ref = ref_type<T, N&&>;
|
|
static_assert(std::is_reference_v<out_ref>);
|
|
|
|
if constexpr (toml::is_value<unwrapped_type>)
|
|
return static_cast<out_ref>(const_cast<node_ref>(n).template ref_cast<val_type>().get());
|
|
else
|
|
return static_cast<out_ref>(const_cast<node_ref>(n).template ref_cast<val_type>());
|
|
}
|
|
|
|
protected:
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
node() noexcept;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
node(const node&) noexcept;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
node(node&&) noexcept;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
node& operator=(const node&) noexcept;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
node& operator=(node&&) noexcept;
|
|
|
|
template <typename T, typename N>
|
|
using ref_cast_type_ = std::conditional_t< //
|
|
std::is_reference_v<T>, //
|
|
impl::copy_ref<impl::copy_cv<impl::wrap_node<T>, std::remove_reference_t<N>>, T>, //
|
|
impl::copy_cvref<impl::wrap_node<T>, N> //
|
|
>;
|
|
|
|
template <typename T, typename N>
|
|
using ref_cast_type = std::conditional_t< //
|
|
std::is_reference_v<N>, //
|
|
ref_cast_type_<T, N>, //
|
|
ref_cast_type_<T, std::add_lvalue_reference_t<N>> //
|
|
>;
|
|
|
|
template <typename T>
|
|
TOML_PURE_INLINE_GETTER
|
|
ref_cast_type<T, node&> ref_cast() & noexcept
|
|
{
|
|
using out_ref = ref_cast_type<T, node&>;
|
|
using out_type = std::remove_reference_t<out_ref>;
|
|
return static_cast<out_ref>(*reinterpret_cast<out_type*>(this));
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_INLINE_GETTER
|
|
ref_cast_type<T, node&&> ref_cast() && noexcept
|
|
{
|
|
using out_ref = ref_cast_type<T, node&&>;
|
|
using out_type = std::remove_reference_t<out_ref>;
|
|
return static_cast<out_ref>(*reinterpret_cast<out_type*>(this));
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_INLINE_GETTER
|
|
ref_cast_type<T, const node&> ref_cast() const& noexcept
|
|
{
|
|
using out_ref = ref_cast_type<T, const node&>;
|
|
using out_type = std::remove_reference_t<out_ref>;
|
|
return static_cast<out_ref>(*reinterpret_cast<out_type*>(this));
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_INLINE_GETTER
|
|
ref_cast_type<T, const node&&> ref_cast() const&& noexcept
|
|
{
|
|
using out_ref = ref_cast_type<T, const node&&>;
|
|
using out_type = std::remove_reference_t<out_ref>;
|
|
return static_cast<out_ref>(*reinterpret_cast<out_type*>(this));
|
|
}
|
|
|
|
public:
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
virtual ~node() noexcept;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual bool is_homogeneous(node_type ntype, node*& first_nonmatch) noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual bool is_homogeneous(node_type ntype, const node*& first_nonmatch) const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual bool is_homogeneous(node_type ntype) const noexcept = 0;
|
|
|
|
template <typename ElemType = void>
|
|
TOML_PURE_GETTER
|
|
bool is_homogeneous() const noexcept
|
|
{
|
|
using type = impl::remove_cvref<impl::unwrap_node<ElemType>>;
|
|
static_assert(std::is_void_v<type> || toml::is_value<type> || toml::is_container<type>,
|
|
"The template type argument of node::is_homogeneous() must be void or one "
|
|
"of:" TOML_SA_UNWRAPPED_NODE_TYPE_LIST);
|
|
|
|
return is_homogeneous(impl::node_type_of<type>);
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
virtual node_type type() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual bool is_table() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual bool is_array() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual bool is_array_of_tables() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual bool is_value() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual bool is_string() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual bool is_integer() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual bool is_floating_point() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual bool is_number() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual bool is_boolean() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual bool is_date() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual bool is_time() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual bool is_date_time() const noexcept = 0;
|
|
|
|
template <typename T>
|
|
TOML_PURE_INLINE_GETTER
|
|
bool is() const noexcept
|
|
{
|
|
using type = impl::remove_cvref<impl::unwrap_node<T>>;
|
|
static_assert(toml::is_value<type> || toml::is_container<type>,
|
|
"The template type argument of node::is() must be one of:" TOML_SA_UNWRAPPED_NODE_TYPE_LIST);
|
|
|
|
if constexpr (std::is_same_v<type, table>)
|
|
return is_table();
|
|
else if constexpr (std::is_same_v<type, array>)
|
|
return is_array();
|
|
else if constexpr (std::is_same_v<type, std::string>)
|
|
return is_string();
|
|
else if constexpr (std::is_same_v<type, int64_t>)
|
|
return is_integer();
|
|
else if constexpr (std::is_same_v<type, double>)
|
|
return is_floating_point();
|
|
else if constexpr (std::is_same_v<type, bool>)
|
|
return is_boolean();
|
|
else if constexpr (std::is_same_v<type, date>)
|
|
return is_date();
|
|
else if constexpr (std::is_same_v<type, time>)
|
|
return is_time();
|
|
else if constexpr (std::is_same_v<type, date_time>)
|
|
return is_date_time();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
virtual table* as_table() noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual array* as_array() noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual toml::value<std::string>* as_string() noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual toml::value<int64_t>* as_integer() noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual toml::value<double>* as_floating_point() noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual toml::value<bool>* as_boolean() noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual toml::value<date>* as_date() noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual toml::value<time>* as_time() noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual toml::value<date_time>* as_date_time() noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual const table* as_table() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual const array* as_array() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual const toml::value<std::string>* as_string() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual const toml::value<int64_t>* as_integer() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual const toml::value<double>* as_floating_point() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual const toml::value<bool>* as_boolean() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual const toml::value<date>* as_date() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual const toml::value<time>* as_time() const noexcept = 0;
|
|
|
|
TOML_PURE_GETTER
|
|
virtual const toml::value<date_time>* as_date_time() const noexcept = 0;
|
|
|
|
template <typename T>
|
|
TOML_PURE_INLINE_GETTER
|
|
impl::wrap_node<T>* as() noexcept
|
|
{
|
|
using unwrapped_type = impl::unwrap_node<impl::remove_cvref<T>>;
|
|
static_assert(toml::is_value<unwrapped_type> || toml::is_container<unwrapped_type>,
|
|
"The template type argument of node::as() must be one of:" TOML_SA_UNWRAPPED_NODE_TYPE_LIST);
|
|
|
|
if constexpr (std::is_same_v<unwrapped_type, table>)
|
|
return as_table();
|
|
else if constexpr (std::is_same_v<unwrapped_type, array>)
|
|
return as_array();
|
|
else if constexpr (std::is_same_v<unwrapped_type, std::string>)
|
|
return as_string();
|
|
else if constexpr (std::is_same_v<unwrapped_type, int64_t>)
|
|
return as_integer();
|
|
else if constexpr (std::is_same_v<unwrapped_type, double>)
|
|
return as_floating_point();
|
|
else if constexpr (std::is_same_v<unwrapped_type, bool>)
|
|
return as_boolean();
|
|
else if constexpr (std::is_same_v<unwrapped_type, date>)
|
|
return as_date();
|
|
else if constexpr (std::is_same_v<unwrapped_type, time>)
|
|
return as_time();
|
|
else if constexpr (std::is_same_v<unwrapped_type, date_time>)
|
|
return as_date_time();
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_INLINE_GETTER
|
|
const impl::wrap_node<T>* as() const noexcept
|
|
{
|
|
using unwrapped_type = impl::unwrap_node<impl::remove_cvref<T>>;
|
|
static_assert(toml::is_value<unwrapped_type> || toml::is_container<unwrapped_type>,
|
|
"The template type argument of node::as() must be one of:" TOML_SA_UNWRAPPED_NODE_TYPE_LIST);
|
|
|
|
if constexpr (std::is_same_v<unwrapped_type, table>)
|
|
return as_table();
|
|
else if constexpr (std::is_same_v<unwrapped_type, array>)
|
|
return as_array();
|
|
else if constexpr (std::is_same_v<unwrapped_type, std::string>)
|
|
return as_string();
|
|
else if constexpr (std::is_same_v<unwrapped_type, int64_t>)
|
|
return as_integer();
|
|
else if constexpr (std::is_same_v<unwrapped_type, double>)
|
|
return as_floating_point();
|
|
else if constexpr (std::is_same_v<unwrapped_type, bool>)
|
|
return as_boolean();
|
|
else if constexpr (std::is_same_v<unwrapped_type, date>)
|
|
return as_date();
|
|
else if constexpr (std::is_same_v<unwrapped_type, time>)
|
|
return as_time();
|
|
else if constexpr (std::is_same_v<unwrapped_type, date_time>)
|
|
return as_date_time();
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
optional<T> value_exact() const noexcept(impl::value_retrieval_is_nothrow<T>);
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
optional<T> value() const noexcept(impl::value_retrieval_is_nothrow<T>);
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
auto value_or(T&& default_value) const noexcept(impl::value_retrieval_is_nothrow<T>);
|
|
|
|
template <typename T>
|
|
TOML_PURE_GETTER
|
|
decltype(auto) ref() & noexcept
|
|
{
|
|
return do_ref<T>(*this);
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_GETTER
|
|
decltype(auto) ref() && noexcept
|
|
{
|
|
return do_ref<T>(std::move(*this));
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_GETTER
|
|
decltype(auto) ref() const& noexcept
|
|
{
|
|
return do_ref<T>(*this);
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_GETTER
|
|
decltype(auto) ref() const&& noexcept
|
|
{
|
|
return do_ref<T>(std::move(*this));
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const source_region& source() const noexcept
|
|
{
|
|
return source_;
|
|
}
|
|
|
|
private:
|
|
|
|
template <typename Func, typename Node, typename T>
|
|
static constexpr bool can_visit = std::is_invocable_v<Func, ref_cast_type<T, Node>>;
|
|
|
|
template <typename Func, typename Node, typename T>
|
|
static constexpr bool can_visit_nothrow = std::is_nothrow_invocable_v<Func, ref_cast_type<T, Node>>;
|
|
|
|
template <typename Func, typename Node>
|
|
static constexpr bool can_visit_any = can_visit<Func, Node, table> //
|
|
|| can_visit<Func, Node, array> //
|
|
|| can_visit<Func, Node, std::string> //
|
|
|| can_visit<Func, Node, int64_t> //
|
|
|| can_visit<Func, Node, double> //
|
|
|| can_visit<Func, Node, bool> //
|
|
|| can_visit<Func, Node, date> //
|
|
|| can_visit<Func, Node, time> //
|
|
|| can_visit<Func, Node, date_time>;
|
|
|
|
// clang-format off
|
|
|
|
template <typename Func, typename Node>
|
|
static constexpr bool can_visit_all = can_visit<Func, Node, table> //
|
|
&& can_visit<Func, Node, array> //
|
|
&& can_visit<Func, Node, std::string> //
|
|
&& can_visit<Func, Node, int64_t> //
|
|
&& can_visit<Func, Node, double> //
|
|
&& can_visit<Func, Node, bool> //
|
|
&& can_visit<Func, Node, date> //
|
|
&& can_visit<Func, Node, time> //
|
|
&& can_visit<Func, Node, date_time>;
|
|
|
|
template <typename Func, typename Node, typename T>
|
|
static constexpr bool visit_is_nothrow_one = !can_visit<Func, Node, T> || can_visit_nothrow<Func, Node, T>;
|
|
|
|
template <typename Func, typename Node>
|
|
static constexpr bool visit_is_nothrow = visit_is_nothrow_one<Func, Node, table> //
|
|
&& visit_is_nothrow_one<Func, Node, array> //
|
|
&& visit_is_nothrow_one<Func, Node, std::string> //
|
|
&& visit_is_nothrow_one<Func, Node, int64_t> //
|
|
&& visit_is_nothrow_one<Func, Node, double> //
|
|
&& visit_is_nothrow_one<Func, Node, bool> //
|
|
&& visit_is_nothrow_one<Func, Node, date> //
|
|
&& visit_is_nothrow_one<Func, Node, time> //
|
|
&& visit_is_nothrow_one<Func, Node, date_time>;
|
|
|
|
// clang-format on
|
|
|
|
template <typename Func, typename Node, typename T, bool = can_visit<Func, Node, T>>
|
|
struct visit_return_type_
|
|
{
|
|
using type = decltype(std::declval<Func>()(std::declval<ref_cast_type<T, Node>>()));
|
|
};
|
|
template <typename Func, typename Node, typename T>
|
|
struct visit_return_type_<Func, Node, T, false>
|
|
{
|
|
using type = void;
|
|
};
|
|
|
|
template <typename Func, typename Node, typename T>
|
|
using visit_return_type = typename visit_return_type_<Func, Node, T>::type;
|
|
|
|
template <typename A, typename B>
|
|
using nonvoid = std::conditional_t<std::is_void_v<A>, B, A>;
|
|
|
|
template <typename Func, typename Node>
|
|
static decltype(auto) do_visit(Func&& visitor, Node&& n) noexcept(visit_is_nothrow<Func&&, Node&&>)
|
|
{
|
|
static_assert(can_visit_any<Func&&, Node&&>,
|
|
"TOML node visitors must be invocable for at least one of the toml::node "
|
|
"specializations:" TOML_SA_NODE_TYPE_LIST);
|
|
|
|
switch (n.type())
|
|
{
|
|
case node_type::table:
|
|
if constexpr (can_visit<Func&&, Node&&, table>)
|
|
return static_cast<Func&&>(visitor)(static_cast<Node&&>(n).template ref_cast<table>());
|
|
break;
|
|
|
|
case node_type::array:
|
|
if constexpr (can_visit<Func&&, Node&&, array>)
|
|
return static_cast<Func&&>(visitor)(static_cast<Node&&>(n).template ref_cast<array>());
|
|
break;
|
|
|
|
case node_type::string:
|
|
if constexpr (can_visit<Func&&, Node&&, std::string>)
|
|
return static_cast<Func&&>(visitor)(static_cast<Node&&>(n).template ref_cast<std::string>());
|
|
break;
|
|
|
|
case node_type::integer:
|
|
if constexpr (can_visit<Func&&, Node&&, int64_t>)
|
|
return static_cast<Func&&>(visitor)(static_cast<Node&&>(n).template ref_cast<int64_t>());
|
|
break;
|
|
|
|
case node_type::floating_point:
|
|
if constexpr (can_visit<Func&&, Node&&, double>)
|
|
return static_cast<Func&&>(visitor)(static_cast<Node&&>(n).template ref_cast<double>());
|
|
break;
|
|
|
|
case node_type::boolean:
|
|
if constexpr (can_visit<Func&&, Node&&, bool>)
|
|
return static_cast<Func&&>(visitor)(static_cast<Node&&>(n).template ref_cast<bool>());
|
|
break;
|
|
|
|
case node_type::date:
|
|
if constexpr (can_visit<Func&&, Node&&, date>)
|
|
return static_cast<Func&&>(visitor)(static_cast<Node&&>(n).template ref_cast<date>());
|
|
break;
|
|
|
|
case node_type::time:
|
|
if constexpr (can_visit<Func&&, Node&&, time>)
|
|
return static_cast<Func&&>(visitor)(static_cast<Node&&>(n).template ref_cast<time>());
|
|
break;
|
|
|
|
case node_type::date_time:
|
|
if constexpr (can_visit<Func&&, Node&&, date_time>)
|
|
return static_cast<Func&&>(visitor)(static_cast<Node&&>(n).template ref_cast<date_time>());
|
|
break;
|
|
|
|
case node_type::none: TOML_UNREACHABLE;
|
|
default: TOML_UNREACHABLE;
|
|
}
|
|
|
|
if constexpr (!can_visit_all<Func&&, Node&&>)
|
|
{
|
|
// clang-format off
|
|
|
|
using return_type =
|
|
nonvoid<visit_return_type<Func&&, Node&&, table>,
|
|
nonvoid<visit_return_type<Func&&, Node&&, array>,
|
|
nonvoid<visit_return_type<Func&&, Node&&, std::string>,
|
|
nonvoid<visit_return_type<Func&&, Node&&, int64_t>,
|
|
nonvoid<visit_return_type<Func&&, Node&&, double>,
|
|
nonvoid<visit_return_type<Func&&, Node&&, bool>,
|
|
nonvoid<visit_return_type<Func&&, Node&&, date>,
|
|
nonvoid<visit_return_type<Func&&, Node&&, time>,
|
|
visit_return_type<Func&&, Node&&, date_time>
|
|
>>>>>>>>;
|
|
|
|
// clang-format on
|
|
|
|
if constexpr (!std::is_void_v<return_type>)
|
|
{
|
|
static_assert(std::is_default_constructible_v<return_type>,
|
|
"Non-exhaustive visitors must return a default-constructible type, or void");
|
|
return return_type{};
|
|
}
|
|
}
|
|
}
|
|
|
|
public:
|
|
|
|
template <typename Func>
|
|
decltype(auto) visit(Func&& visitor) & noexcept(visit_is_nothrow<Func&&, node&>)
|
|
{
|
|
return do_visit(static_cast<Func&&>(visitor), *this);
|
|
}
|
|
|
|
template <typename Func>
|
|
decltype(auto) visit(Func&& visitor) && noexcept(visit_is_nothrow<Func&&, node&&>)
|
|
{
|
|
return do_visit(static_cast<Func&&>(visitor), static_cast<node&&>(*this));
|
|
}
|
|
|
|
template <typename Func>
|
|
decltype(auto) visit(Func&& visitor) const& noexcept(visit_is_nothrow<Func&&, const node&>)
|
|
{
|
|
return do_visit(static_cast<Func&&>(visitor), *this);
|
|
}
|
|
|
|
template <typename Func>
|
|
decltype(auto) visit(Func&& visitor) const&& noexcept(visit_is_nothrow<Func&&, const node&&>)
|
|
{
|
|
return do_visit(static_cast<Func&&>(visitor), static_cast<const node&&>(*this));
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
explicit operator node_view<node>() noexcept;
|
|
|
|
TOML_NODISCARD
|
|
explicit operator node_view<const node>() const noexcept;
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
node_view<node> at_path(std::string_view path) noexcept;
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
node_view<const node> at_path(std::string_view path) const noexcept;
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
node_view<node> at_path(const toml::path& path) noexcept;
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
node_view<const node> at_path(const toml::path& path) const noexcept;
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
node_view<node> at_path(std::wstring_view path);
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
node_view<const node> at_path(std::wstring_view path) const;
|
|
|
|
#endif // TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
node_view<node> operator[](const toml::path& path) noexcept;
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
node_view<const node> operator[](const toml::path& path) const noexcept;
|
|
};
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
TOML_PURE_GETTER
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
bool TOML_CALLCONV node_deep_equality(const node*, const node*) noexcept;
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/std_initializer_list.h *******************************************************************************
|
|
|
|
TOML_DISABLE_WARNINGS;
|
|
#include <initializer_list>
|
|
TOML_ENABLE_WARNINGS;
|
|
|
|
//******** impl/node_view.h ******************************************************************************************
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_DISABLE_ARITHMETIC_WARNINGS;
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
template <typename ViewedType>
|
|
class TOML_TRIVIAL_ABI node_view
|
|
{
|
|
static_assert(impl::is_one_of<ViewedType, toml::node, const toml::node>,
|
|
"A toml::node_view<> must wrap toml::node or const toml::node.");
|
|
|
|
public:
|
|
|
|
using viewed_type = ViewedType;
|
|
|
|
private:
|
|
template <typename T>
|
|
friend class node_view;
|
|
|
|
mutable viewed_type* node_ = nullptr;
|
|
|
|
public:
|
|
|
|
TOML_NODISCARD_CTOR
|
|
node_view() noexcept = default;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit node_view(viewed_type* node) noexcept //
|
|
: node_{ node }
|
|
{}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit node_view(viewed_type& node) noexcept //
|
|
: node_{ &node }
|
|
{}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
node_view(const node_view&) noexcept = default;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
node_view(node_view&&) noexcept = default;
|
|
|
|
node_view& operator=(const node_view&) & noexcept = default;
|
|
|
|
node_view& operator=(node_view&&) & noexcept = default;
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
explicit operator bool() const noexcept
|
|
{
|
|
return node_ != nullptr;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
viewed_type* node() const noexcept
|
|
{
|
|
return node_;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
node_type type() const noexcept
|
|
{
|
|
return node_ ? node_->type() : node_type::none;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
bool is_table() const noexcept
|
|
{
|
|
return node_ && node_->is_table();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
bool is_array() const noexcept
|
|
{
|
|
return node_ && node_->is_array();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
bool is_value() const noexcept
|
|
{
|
|
return node_ && node_->is_value();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
bool is_string() const noexcept
|
|
{
|
|
return node_ && node_->is_string();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
bool is_integer() const noexcept
|
|
{
|
|
return node_ && node_->is_integer();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
bool is_floating_point() const noexcept
|
|
{
|
|
return node_ && node_->is_floating_point();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
bool is_number() const noexcept
|
|
{
|
|
return node_ && node_->is_number();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
bool is_boolean() const noexcept
|
|
{
|
|
return node_ && node_->is_boolean();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
bool is_date() const noexcept
|
|
{
|
|
return node_ && node_->is_date();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
bool is_time() const noexcept
|
|
{
|
|
return node_ && node_->is_time();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
bool is_date_time() const noexcept
|
|
{
|
|
return node_ && node_->is_date_time();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
bool is_array_of_tables() const noexcept
|
|
{
|
|
return node_ && node_->is_array_of_tables();
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_GETTER
|
|
bool is() const noexcept
|
|
{
|
|
return node_ ? node_->template is<impl::unwrap_node<impl::remove_cvref<T>>>() : false;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
bool is_homogeneous(node_type ntype, viewed_type*& first_nonmatch) const noexcept
|
|
{
|
|
if (!node_)
|
|
{
|
|
first_nonmatch = {};
|
|
return false;
|
|
}
|
|
return node_->is_homogeneous(ntype, first_nonmatch);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
bool is_homogeneous(node_type ntype) const noexcept
|
|
{
|
|
return node_ ? node_->is_homogeneous(ntype) : false;
|
|
}
|
|
|
|
template <typename ElemType = void>
|
|
TOML_PURE_GETTER
|
|
bool is_homogeneous() const noexcept
|
|
{
|
|
return node_ ? node_->template is_homogeneous<impl::unwrap_node<impl::remove_cvref<ElemType>>>() : false;
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_GETTER
|
|
auto* as() const noexcept
|
|
{
|
|
return node_ ? node_->template as<T>() : nullptr;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
auto* as_table() const noexcept
|
|
{
|
|
return as<table>();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
auto* as_array() const noexcept
|
|
{
|
|
return as<array>();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
auto* as_string() const noexcept
|
|
{
|
|
return as<std::string>();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
auto* as_integer() const noexcept
|
|
{
|
|
return as<int64_t>();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
auto* as_floating_point() const noexcept
|
|
{
|
|
return as<double>();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
auto* as_boolean() const noexcept
|
|
{
|
|
return as<bool>();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
auto* as_date() const noexcept
|
|
{
|
|
return as<date>();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
auto* as_time() const noexcept
|
|
{
|
|
return as<time>();
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
auto* as_date_time() const noexcept
|
|
{
|
|
return as<date_time>();
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
optional<T> value_exact() const noexcept(impl::value_retrieval_is_nothrow<T>)
|
|
{
|
|
if (node_)
|
|
return node_->template value_exact<T>();
|
|
return {};
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
optional<T> value() const noexcept(impl::value_retrieval_is_nothrow<T>)
|
|
{
|
|
if (node_)
|
|
return node_->template value<T>();
|
|
return {};
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
auto value_or(T&& default_value) const noexcept(impl::value_retrieval_is_nothrow<T>)
|
|
{
|
|
using namespace ::toml::impl;
|
|
|
|
static_assert(!is_wide_string<T> || TOML_ENABLE_WINDOWS_COMPAT,
|
|
"Retrieving values as wide-character strings is only "
|
|
"supported on Windows with TOML_ENABLE_WINDOWS_COMPAT enabled.");
|
|
|
|
if constexpr (is_wide_string<T>)
|
|
{
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
if (node_)
|
|
return node_->value_or(static_cast<T&&>(default_value));
|
|
return std::wstring{ static_cast<T&&>(default_value) };
|
|
|
|
#else
|
|
|
|
static_assert(impl::dependent_false<T>, "Evaluated unreachable branch!");
|
|
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
using value_type =
|
|
std::conditional_t<std::is_pointer_v<std::decay_t<T>>,
|
|
std::add_pointer_t<std::add_const_t<std::remove_pointer_t<std::decay_t<T>>>>,
|
|
std::decay_t<T>>;
|
|
|
|
if (node_)
|
|
return node_->value_or(static_cast<T&&>(default_value));
|
|
if constexpr (std::is_pointer_v<value_type>)
|
|
return value_type{ default_value };
|
|
else
|
|
return static_cast<T&&>(default_value);
|
|
}
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_INLINE_GETTER
|
|
decltype(auto) ref() const noexcept
|
|
{
|
|
TOML_ASSERT_ASSUME(node_ && "toml::node_view::ref() called on a node_view that did not reference a node");
|
|
return node_->template ref<T>();
|
|
}
|
|
|
|
private:
|
|
|
|
template <typename Func>
|
|
static constexpr bool visit_is_nothrow = noexcept(std::declval<viewed_type*>()->visit(std::declval<Func>()));
|
|
|
|
public:
|
|
|
|
template <typename Func>
|
|
decltype(auto) visit(Func&& visitor) const noexcept(visit_is_nothrow<Func&&>)
|
|
{
|
|
using return_type = decltype(node_->visit(static_cast<Func&&>(visitor)));
|
|
if (node_)
|
|
return node_->visit(static_cast<Func&&>(visitor));
|
|
if constexpr (!std::is_void_v<return_type>)
|
|
return return_type{};
|
|
}
|
|
|
|
public:
|
|
|
|
template <typename T>
|
|
TOML_PURE_GETTER
|
|
friend bool operator==(const node_view& lhs, const node_view<T>& rhs) noexcept
|
|
{
|
|
return impl::node_deep_equality(lhs.node_, rhs.node_);
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_GETTER
|
|
friend bool operator!=(const node_view& lhs, const node_view<T>& rhs) noexcept
|
|
{
|
|
return !impl::node_deep_equality(lhs.node_, rhs.node_);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
friend bool operator==(const node_view& lhs, const table& rhs) noexcept
|
|
{
|
|
if (lhs.node_ == &rhs)
|
|
return true;
|
|
const auto tbl = lhs.as<table>();
|
|
return tbl && *tbl == rhs;
|
|
}
|
|
TOML_ASYMMETRICAL_EQUALITY_OPS(const node_view&, const table&, );
|
|
|
|
TOML_NODISCARD
|
|
friend bool operator==(const node_view& lhs, const array& rhs) noexcept
|
|
{
|
|
if (lhs.node_ == &rhs)
|
|
return true;
|
|
const auto arr = lhs.as<array>();
|
|
return arr && *arr == rhs;
|
|
}
|
|
TOML_ASYMMETRICAL_EQUALITY_OPS(const node_view&, const array&, );
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
friend bool operator==(const node_view& lhs, const toml::value<T>& rhs) noexcept
|
|
{
|
|
if (lhs.node_ == &rhs)
|
|
return true;
|
|
const auto val = lhs.as<T>();
|
|
return val && *val == rhs;
|
|
}
|
|
TOML_ASYMMETRICAL_EQUALITY_OPS(const node_view&, const toml::value<T>&, template <typename T>);
|
|
|
|
TOML_CONSTRAINED_TEMPLATE(impl::is_losslessly_convertible_to_native<T>, typename T)
|
|
TOML_NODISCARD
|
|
friend bool operator==(const node_view& lhs, const T& rhs) noexcept(!impl::is_wide_string<T>)
|
|
{
|
|
static_assert(!impl::is_wide_string<T> || TOML_ENABLE_WINDOWS_COMPAT,
|
|
"Comparison with wide-character strings is only "
|
|
"supported on Windows with TOML_ENABLE_WINDOWS_COMPAT enabled.");
|
|
|
|
if constexpr (impl::is_wide_string<T>)
|
|
{
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
return lhs == impl::narrow(rhs);
|
|
#else
|
|
static_assert(impl::dependent_false<T>, "Evaluated unreachable branch!");
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
const auto val = lhs.as<impl::native_type_of<T>>();
|
|
return val && *val == rhs;
|
|
}
|
|
}
|
|
TOML_ASYMMETRICAL_EQUALITY_OPS(const node_view&,
|
|
const T&,
|
|
TOML_CONSTRAINED_TEMPLATE(impl::is_losslessly_convertible_to_native<T>,
|
|
typename T));
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
friend bool operator==(const node_view& lhs,
|
|
const std::initializer_list<T>& rhs) noexcept(!impl::is_wide_string<T>)
|
|
{
|
|
const auto arr = lhs.as<array>();
|
|
return arr && *arr == rhs;
|
|
}
|
|
TOML_ASYMMETRICAL_EQUALITY_OPS(const node_view&, const std::initializer_list<T>&, template <typename T>);
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
friend bool operator==(const node_view& lhs, const std::vector<T>& rhs) noexcept(!impl::is_wide_string<T>)
|
|
{
|
|
const auto arr = lhs.as<array>();
|
|
return arr && *arr == rhs;
|
|
}
|
|
TOML_ASYMMETRICAL_EQUALITY_OPS(const node_view&, const std::vector<T>&, template <typename T>);
|
|
|
|
TOML_NODISCARD
|
|
node_view operator[](std::string_view key) const noexcept
|
|
{
|
|
if (auto tbl = this->as_table())
|
|
return node_view{ tbl->get(key) };
|
|
return {};
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node_view operator[](const toml::path& path) const noexcept
|
|
{
|
|
return node_ ? node_->at_path(path) : node_view{};
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node_view at_path(std::string_view path) const noexcept
|
|
{
|
|
return node_ ? node_->at_path(path) : node_view{};
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node_view at_path(const toml::path& path) const noexcept
|
|
{
|
|
return node_ ? node_->at_path(path) : node_view{};
|
|
}
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
node_view operator[](std::wstring_view key) const
|
|
{
|
|
if (auto tbl = this->as_table())
|
|
return node_view{ tbl->get(key) };
|
|
return {};
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node_view at_path(std::wstring_view path) const
|
|
{
|
|
return node_ ? node_->at_path(path) : node_view{};
|
|
}
|
|
|
|
#endif // TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
node_view operator[](size_t index) const noexcept
|
|
{
|
|
if (auto arr = this->as_array())
|
|
return node_view{ arr->get(index) };
|
|
return {};
|
|
}
|
|
|
|
#if TOML_ENABLE_FORMATTERS
|
|
|
|
friend std::ostream& operator<<(std::ostream& os, const node_view& nv)
|
|
{
|
|
if (nv.node_)
|
|
nv.node_->visit([&os](const auto& n) { os << n; });
|
|
return os;
|
|
}
|
|
|
|
#endif
|
|
};
|
|
|
|
template <typename T>
|
|
node_view(const T&) -> node_view<const node>;
|
|
|
|
template <typename T>
|
|
node_view(const T*) -> node_view<const node>;
|
|
|
|
template <typename T>
|
|
node_view(T&) -> node_view<node>;
|
|
|
|
template <typename T>
|
|
node_view(T*) -> node_view<node>;
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
inline node::operator node_view<node>() noexcept
|
|
{
|
|
return node_view<node>{ this };
|
|
}
|
|
|
|
inline node::operator node_view<const node>() const noexcept
|
|
{
|
|
return node_view<const node>{ this };
|
|
}
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/value.h **********************************************************************************************
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_DISABLE_ARITHMETIC_WARNINGS;
|
|
|
|
// clang-format off
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
#define TOML_SA_VALUE_MESSAGE_WSTRING TOML_SA_LIST_SEP "std::wstring"
|
|
#else
|
|
#define TOML_SA_VALUE_MESSAGE_WSTRING
|
|
#endif
|
|
#if TOML_HAS_CHAR8
|
|
#define TOML_SA_VALUE_MESSAGE_U8STRING_VIEW TOML_SA_LIST_SEP "std::u8string_view"
|
|
#define TOML_SA_VALUE_MESSAGE_CONST_CHAR8 TOML_SA_LIST_SEP "const char8_t*"
|
|
#else
|
|
#define TOML_SA_VALUE_MESSAGE_U8STRING_VIEW
|
|
#define TOML_SA_VALUE_MESSAGE_CONST_CHAR8
|
|
#endif
|
|
|
|
#define TOML_SA_VALUE_EXACT_FUNC_MESSAGE(type_arg) \
|
|
"The " type_arg " must be one of:" \
|
|
TOML_SA_LIST_NEW "A native TOML value type" \
|
|
TOML_SA_NATIVE_VALUE_TYPE_LIST \
|
|
\
|
|
TOML_SA_LIST_NXT "A non-view type capable of losslessly representing a native TOML value type" \
|
|
TOML_SA_LIST_BEG "std::string" \
|
|
TOML_SA_VALUE_MESSAGE_WSTRING \
|
|
TOML_SA_LIST_SEP "any signed integer type >= 64 bits" \
|
|
TOML_SA_LIST_SEP "any floating-point type >= 64 bits" \
|
|
TOML_SA_LIST_END \
|
|
\
|
|
TOML_SA_LIST_NXT "An immutable view type not requiring additional temporary storage" \
|
|
TOML_SA_LIST_BEG "std::string_view" \
|
|
TOML_SA_VALUE_MESSAGE_U8STRING_VIEW \
|
|
TOML_SA_LIST_SEP "const char*" \
|
|
TOML_SA_VALUE_MESSAGE_CONST_CHAR8 \
|
|
TOML_SA_LIST_END
|
|
|
|
#define TOML_SA_VALUE_FUNC_MESSAGE(type_arg) \
|
|
"The " type_arg " must be one of:" \
|
|
TOML_SA_LIST_NEW "A native TOML value type" \
|
|
TOML_SA_NATIVE_VALUE_TYPE_LIST \
|
|
\
|
|
TOML_SA_LIST_NXT "A non-view type capable of losslessly representing a native TOML value type" \
|
|
TOML_SA_LIST_BEG "std::string" \
|
|
TOML_SA_VALUE_MESSAGE_WSTRING \
|
|
TOML_SA_LIST_SEP "any signed integer type >= 64 bits" \
|
|
TOML_SA_LIST_SEP "any floating-point type >= 64 bits" \
|
|
TOML_SA_LIST_END \
|
|
\
|
|
TOML_SA_LIST_NXT "A non-view type capable of (reasonably) representing a native TOML value type" \
|
|
TOML_SA_LIST_BEG "any other integer type" \
|
|
TOML_SA_LIST_SEP "any floating-point type" \
|
|
TOML_SA_LIST_END \
|
|
\
|
|
TOML_SA_LIST_NXT "An immutable view type not requiring additional temporary storage" \
|
|
TOML_SA_LIST_BEG "std::string_view" \
|
|
TOML_SA_VALUE_MESSAGE_U8STRING_VIEW \
|
|
TOML_SA_LIST_SEP "const char*" \
|
|
TOML_SA_VALUE_MESSAGE_CONST_CHAR8 \
|
|
TOML_SA_LIST_END
|
|
|
|
// clang-format on
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
template <typename T, typename...>
|
|
struct native_value_maker
|
|
{
|
|
template <typename... Args>
|
|
TOML_NODISCARD
|
|
static T make(Args&&... args) noexcept(std::is_nothrow_constructible_v<T, Args&&...>)
|
|
{
|
|
if constexpr (std::is_aggregate_v<T>)
|
|
return T{ static_cast<Args&&>(args)... };
|
|
else
|
|
return T(static_cast<Args&&>(args)...);
|
|
}
|
|
};
|
|
|
|
template <typename T>
|
|
struct native_value_maker<T, T>
|
|
{
|
|
template <typename U>
|
|
TOML_NODISCARD
|
|
TOML_ALWAYS_INLINE
|
|
static U&& make(U&& val) noexcept
|
|
{
|
|
return static_cast<U&&>(val);
|
|
}
|
|
};
|
|
|
|
#if TOML_HAS_CHAR8 || TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
struct string_maker
|
|
{
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
static std::string make(T&& arg)
|
|
{
|
|
using arg_type = std::decay_t<T>;
|
|
#if TOML_HAS_CHAR8
|
|
if constexpr (is_one_of<arg_type, char8_t*, const char8_t*>)
|
|
{
|
|
return std::string(reinterpret_cast<const char*>(static_cast<const char8_t*>(arg)));
|
|
}
|
|
if constexpr (is_one_of<arg_type, std::u8string, std::u8string_view>)
|
|
{
|
|
return std::string(reinterpret_cast<const char*>(static_cast<const char8_t*>(arg.data())),
|
|
arg.length());
|
|
}
|
|
#endif
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
if constexpr (is_wide_string<arg_type>)
|
|
{
|
|
return narrow(static_cast<T&&>(arg));
|
|
}
|
|
#endif
|
|
}
|
|
};
|
|
|
|
#if TOML_HAS_CHAR8
|
|
template <>
|
|
struct native_value_maker<std::string, char8_t*> : string_maker
|
|
{};
|
|
template <>
|
|
struct native_value_maker<std::string, const char8_t*> : string_maker
|
|
{};
|
|
template <>
|
|
struct native_value_maker<std::string, std::u8string> : string_maker
|
|
{};
|
|
template <>
|
|
struct native_value_maker<std::string, std::u8string_view> : string_maker
|
|
{};
|
|
#endif // TOML_HAS_CHAR8
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
template <>
|
|
struct native_value_maker<std::string, wchar_t*> : string_maker
|
|
{};
|
|
template <>
|
|
struct native_value_maker<std::string, const wchar_t*> : string_maker
|
|
{};
|
|
template <>
|
|
struct native_value_maker<std::string, std::wstring> : string_maker
|
|
{};
|
|
template <>
|
|
struct native_value_maker<std::string, std::wstring_view> : string_maker
|
|
{};
|
|
#endif // TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
#endif // TOML_HAS_CHAR8 || TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
template <typename T>
|
|
TOML_CONST_GETTER
|
|
inline optional<T> node_integer_cast(int64_t val) noexcept
|
|
{
|
|
static_assert(node_type_of<T> == node_type::integer);
|
|
static_assert(!is_cvref<T>);
|
|
|
|
using traits = value_traits<T>;
|
|
if constexpr (!traits::is_signed)
|
|
{
|
|
if constexpr ((sizeof(T) * CHAR_BIT) < 63) // 63 bits == int64_max
|
|
{
|
|
using common_t = decltype(int64_t{} + T{});
|
|
if (val < int64_t{} || static_cast<common_t>(val) > static_cast<common_t>(traits::max))
|
|
return {};
|
|
}
|
|
else
|
|
{
|
|
if (val < int64_t{})
|
|
return {};
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (val < traits::min || val > traits::max)
|
|
return {};
|
|
}
|
|
return { static_cast<T>(val) };
|
|
}
|
|
|
|
template <typename...>
|
|
struct value_variadic_ctor_allowed : std::true_type
|
|
{};
|
|
|
|
template <typename T, typename... Args>
|
|
struct value_variadic_ctor_allowed<value<T>, value<T>, Args...> : std::false_type
|
|
{};
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
template <typename ValueType>
|
|
class value : public node
|
|
{
|
|
static_assert(impl::is_native<ValueType> && !impl::is_cvref<ValueType>,
|
|
"A toml::value<> must model one of the native TOML value types:" TOML_SA_NATIVE_VALUE_TYPE_LIST);
|
|
|
|
private:
|
|
|
|
friend class TOML_PARSER_TYPENAME;
|
|
|
|
template <typename T, typename U>
|
|
TOML_CONST_INLINE_GETTER
|
|
static auto as_value([[maybe_unused]] U* ptr) noexcept
|
|
{
|
|
if constexpr (std::is_same_v<value_type, T>)
|
|
return ptr;
|
|
else
|
|
return nullptr;
|
|
}
|
|
|
|
ValueType val_;
|
|
value_flags flags_ = value_flags::none;
|
|
|
|
public:
|
|
|
|
using value_type = ValueType;
|
|
|
|
using value_arg = POXY_IMPLEMENTATION_DETAIL(
|
|
std::conditional_t<
|
|
std::is_same_v<value_type, std::string>,
|
|
std::string_view,
|
|
std::conditional_t<impl::is_one_of<value_type, double, int64_t, bool>, value_type, const value_type&>>);
|
|
|
|
TOML_HIDDEN_CONSTRAINT(
|
|
(impl::value_variadic_ctor_allowed<value<ValueType>, impl::remove_cvref<Args>...>::value),
|
|
typename... Args)
|
|
TOML_NODISCARD_CTOR
|
|
explicit value(Args&&... args) noexcept(noexcept(value_type(
|
|
impl::native_value_maker<value_type, std::decay_t<Args>...>::make(static_cast<Args&&>(args)...))))
|
|
: val_(impl::native_value_maker<value_type, std::decay_t<Args>...>::make(static_cast<Args&&>(args)...))
|
|
{
|
|
#if TOML_LIFETIME_HOOKS
|
|
TOML_VALUE_CREATED;
|
|
#endif
|
|
}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
value(const value& other) noexcept //
|
|
: node(other),
|
|
val_{ other.val_ },
|
|
flags_{ other.flags_ }
|
|
{
|
|
#if TOML_LIFETIME_HOOKS
|
|
TOML_VALUE_CREATED;
|
|
#endif
|
|
}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
value(const value& other, value_flags flags) noexcept //
|
|
: node(other),
|
|
val_{ other.val_ },
|
|
flags_{ flags == preserve_source_value_flags ? other.flags_ : flags }
|
|
{
|
|
#if TOML_LIFETIME_HOOKS
|
|
TOML_VALUE_CREATED;
|
|
#endif
|
|
}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
value(value&& other) noexcept //
|
|
: node(std::move(other)),
|
|
val_{ std::move(other.val_) },
|
|
flags_{ std::exchange(other.flags_, value_flags{}) }
|
|
{
|
|
#if TOML_LIFETIME_HOOKS
|
|
TOML_VALUE_CREATED;
|
|
#endif
|
|
}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
value(value&& other, value_flags flags) noexcept //
|
|
: node(std::move(other)),
|
|
val_{ std::move(other.val_) },
|
|
flags_{ flags == preserve_source_value_flags ? other.flags_ : flags }
|
|
{
|
|
#if TOML_LIFETIME_HOOKS
|
|
TOML_VALUE_CREATED;
|
|
#endif
|
|
other.flags_ = {};
|
|
}
|
|
|
|
value& operator=(const value& rhs) noexcept
|
|
{
|
|
node::operator=(rhs);
|
|
val_ = rhs.val_;
|
|
flags_ = rhs.flags_;
|
|
return *this;
|
|
}
|
|
|
|
value& operator=(value&& rhs) noexcept
|
|
{
|
|
if (&rhs != this)
|
|
{
|
|
node::operator=(std::move(rhs));
|
|
val_ = std::move(rhs.val_);
|
|
flags_ = std::exchange(rhs.flags_, value_flags{});
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
#if TOML_LIFETIME_HOOKS
|
|
~value() noexcept
|
|
{
|
|
TOML_VALUE_DESTROYED;
|
|
}
|
|
#endif
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
node_type type() const noexcept final
|
|
{
|
|
return impl::node_type_of<value_type>;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
bool is_homogeneous(node_type ntype) const noexcept final
|
|
{
|
|
return ntype == node_type::none || ntype == impl::node_type_of<value_type>;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
bool is_homogeneous(node_type ntype, node*& first_nonmatch) noexcept final
|
|
{
|
|
if (ntype != node_type::none && ntype != impl::node_type_of<value_type>)
|
|
{
|
|
first_nonmatch = this;
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
bool is_homogeneous(node_type ntype, const node*& first_nonmatch) const noexcept final
|
|
{
|
|
if (ntype != node_type::none && ntype != impl::node_type_of<value_type>)
|
|
{
|
|
first_nonmatch = this;
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
template <typename ElemType = void>
|
|
TOML_PURE_GETTER
|
|
bool is_homogeneous() const noexcept
|
|
{
|
|
using type = impl::remove_cvref<impl::unwrap_node<ElemType>>;
|
|
static_assert(std::is_void_v<type> || toml::is_value<type> || toml::is_container<type>,
|
|
"The template type argument of value::is_homogeneous() must be void or one "
|
|
"of:" TOML_SA_UNWRAPPED_NODE_TYPE_LIST);
|
|
|
|
if constexpr (std::is_void_v<type>)
|
|
return true;
|
|
else
|
|
return impl::node_type_of<type> == impl::node_type_of<value_type>;
|
|
}
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_table() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_array() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_array_of_tables() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_value() const noexcept final
|
|
{
|
|
return true;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_string() const noexcept final
|
|
{
|
|
return std::is_same_v<value_type, std::string>;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_integer() const noexcept final
|
|
{
|
|
return std::is_same_v<value_type, int64_t>;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_floating_point() const noexcept final
|
|
{
|
|
return std::is_same_v<value_type, double>;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_number() const noexcept final
|
|
{
|
|
return impl::is_one_of<value_type, int64_t, double>;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_boolean() const noexcept final
|
|
{
|
|
return std::is_same_v<value_type, bool>;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_date() const noexcept final
|
|
{
|
|
return std::is_same_v<value_type, date>;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_time() const noexcept final
|
|
{
|
|
return std::is_same_v<value_type, time>;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_date_time() const noexcept final
|
|
{
|
|
return std::is_same_v<value_type, date_time>;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
table* as_table() noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
array* as_array() noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
value<std::string>* as_string() noexcept final
|
|
{
|
|
return as_value<std::string>(this);
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
value<int64_t>* as_integer() noexcept final
|
|
{
|
|
return as_value<int64_t>(this);
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
value<double>* as_floating_point() noexcept final
|
|
{
|
|
return as_value<double>(this);
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
value<bool>* as_boolean() noexcept final
|
|
{
|
|
return as_value<bool>(this);
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
value<date>* as_date() noexcept final
|
|
{
|
|
return as_value<date>(this);
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
value<time>* as_time() noexcept final
|
|
{
|
|
return as_value<time>(this);
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
value<date_time>* as_date_time() noexcept final
|
|
{
|
|
return as_value<date_time>(this);
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const table* as_table() const noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const array* as_array() const noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const value<std::string>* as_string() const noexcept final
|
|
{
|
|
return as_value<std::string>(this);
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const value<int64_t>* as_integer() const noexcept final
|
|
{
|
|
return as_value<int64_t>(this);
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const value<double>* as_floating_point() const noexcept final
|
|
{
|
|
return as_value<double>(this);
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const value<bool>* as_boolean() const noexcept final
|
|
{
|
|
return as_value<bool>(this);
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const value<date>* as_date() const noexcept final
|
|
{
|
|
return as_value<date>(this);
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const value<time>* as_time() const noexcept final
|
|
{
|
|
return as_value<time>(this);
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const value<date_time>* as_date_time() const noexcept final
|
|
{
|
|
return as_value<date_time>(this);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
value_type& get() & noexcept
|
|
{
|
|
return val_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
value_type&& get() && noexcept
|
|
{
|
|
return static_cast<value_type&&>(val_);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const value_type& get() const& noexcept
|
|
{
|
|
return val_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const value_type&& get() const&& noexcept
|
|
{
|
|
return static_cast<const value_type&&>(val_);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
value_type& operator*() & noexcept
|
|
{
|
|
return val_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
value_type&& operator*() && noexcept
|
|
{
|
|
return static_cast<value_type&&>(val_);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const value_type& operator*() const& noexcept
|
|
{
|
|
return val_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const value_type&& operator*() const&& noexcept
|
|
{
|
|
return static_cast<const value_type&&>(val_);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
explicit operator value_type&() & noexcept
|
|
{
|
|
return val_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
explicit operator value_type&&() && noexcept
|
|
{
|
|
return static_cast<value_type&&>(val_);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
explicit operator const value_type&() const& noexcept
|
|
{
|
|
return val_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
explicit operator const value_type&&() && noexcept
|
|
{
|
|
return static_cast<const value_type&&>(val_);
|
|
}
|
|
|
|
TOML_HIDDEN_CONSTRAINT(std::is_class_v<T>, typename T = value_type)
|
|
TOML_PURE_INLINE_GETTER
|
|
value_type* operator->() noexcept
|
|
{
|
|
return &val_;
|
|
}
|
|
|
|
TOML_HIDDEN_CONSTRAINT(std::is_class_v<T>, typename T = value_type)
|
|
TOML_PURE_INLINE_GETTER
|
|
const value_type* operator->() const noexcept
|
|
{
|
|
return &val_;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
value_flags flags() const noexcept
|
|
{
|
|
return flags_;
|
|
}
|
|
|
|
value& flags(value_flags new_flags) noexcept
|
|
{
|
|
flags_ = new_flags;
|
|
return *this;
|
|
}
|
|
|
|
value& operator=(value_arg rhs) noexcept
|
|
{
|
|
if constexpr (std::is_same_v<value_type, std::string>)
|
|
val_.assign(rhs);
|
|
else
|
|
val_ = rhs;
|
|
return *this;
|
|
}
|
|
|
|
TOML_CONSTRAINED_TEMPLATE((std::is_same_v<T, std::string>), typename T = value_type)
|
|
value& operator=(std::string&& rhs) noexcept
|
|
{
|
|
val_ = std::move(rhs);
|
|
return *this;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend bool operator==(const value& lhs, value_arg rhs) noexcept
|
|
{
|
|
if constexpr (std::is_same_v<value_type, double>)
|
|
{
|
|
const auto lhs_nan = impl::fpclassify(lhs.val_) == impl::fp_class::nan;
|
|
const auto rhs_nan = impl::fpclassify(rhs) == impl::fp_class::nan;
|
|
if (lhs_nan != rhs_nan)
|
|
return false;
|
|
if (lhs_nan)
|
|
return true;
|
|
}
|
|
return lhs.val_ == rhs;
|
|
}
|
|
TOML_ASYMMETRICAL_EQUALITY_OPS(const value&, value_arg, );
|
|
|
|
TOML_PURE_GETTER
|
|
friend bool operator<(const value& lhs, value_arg rhs) noexcept
|
|
{
|
|
return lhs.val_ < rhs;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend bool operator<(value_arg lhs, const value& rhs) noexcept
|
|
{
|
|
return lhs < rhs.val_;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend bool operator<=(const value& lhs, value_arg rhs) noexcept
|
|
{
|
|
return lhs.val_ <= rhs;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend bool operator<=(value_arg lhs, const value& rhs) noexcept
|
|
{
|
|
return lhs <= rhs.val_;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend bool operator>(const value& lhs, value_arg rhs) noexcept
|
|
{
|
|
return lhs.val_ > rhs;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend bool operator>(value_arg lhs, const value& rhs) noexcept
|
|
{
|
|
return lhs > rhs.val_;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend bool operator>=(const value& lhs, value_arg rhs) noexcept
|
|
{
|
|
return lhs.val_ >= rhs;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
friend bool operator>=(value_arg lhs, const value& rhs) noexcept
|
|
{
|
|
return lhs >= rhs.val_;
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_GETTER
|
|
friend bool operator==(const value& lhs, const value<T>& rhs) noexcept
|
|
{
|
|
if constexpr (std::is_same_v<value_type, T>)
|
|
return lhs == rhs.val_; // calls asymmetrical value-equality operator defined above
|
|
else
|
|
return false;
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator!=(const value& lhs, const value<T>& rhs) noexcept
|
|
{
|
|
return !(lhs == rhs);
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_GETTER
|
|
friend bool operator<(const value& lhs, const value<T>& rhs) noexcept
|
|
{
|
|
if constexpr (std::is_same_v<value_type, T>)
|
|
return lhs.val_ < rhs.val_;
|
|
else
|
|
return impl::node_type_of<value_type> < impl::node_type_of<T>;
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_GETTER
|
|
friend bool operator<=(const value& lhs, const value<T>& rhs) noexcept
|
|
{
|
|
if constexpr (std::is_same_v<value_type, T>)
|
|
return lhs.val_ <= rhs.val_;
|
|
else
|
|
return impl::node_type_of<value_type> <= impl::node_type_of<T>;
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_GETTER
|
|
friend bool operator>(const value& lhs, const value<T>& rhs) noexcept
|
|
{
|
|
if constexpr (std::is_same_v<value_type, T>)
|
|
return lhs.val_ > rhs.val_;
|
|
else
|
|
return impl::node_type_of<value_type> > impl::node_type_of<T>;
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_GETTER
|
|
friend bool operator>=(const value& lhs, const value<T>& rhs) noexcept
|
|
{
|
|
if constexpr (std::is_same_v<value_type, T>)
|
|
return lhs.val_ >= rhs.val_;
|
|
else
|
|
return impl::node_type_of<value_type> >= impl::node_type_of<T>;
|
|
}
|
|
|
|
#if TOML_ENABLE_FORMATTERS
|
|
|
|
friend std::ostream& operator<<(std::ostream& lhs, const value& rhs)
|
|
{
|
|
impl::print_to_stream(lhs, rhs);
|
|
return lhs;
|
|
}
|
|
|
|
#endif
|
|
};
|
|
|
|
template <typename T>
|
|
value(T) -> value<impl::native_type_of<impl::remove_cvref<T>>>;
|
|
template <typename T>
|
|
value(T, value_flags) -> value<impl::native_type_of<impl::remove_cvref<T>>>;
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
inline decltype(auto) node::get_value_exact() const noexcept(impl::value_retrieval_is_nothrow<T>)
|
|
{
|
|
using namespace impl;
|
|
|
|
static_assert(node_type_of<T> != node_type::none);
|
|
static_assert(node_type_of<T> != node_type::table);
|
|
static_assert(node_type_of<T> != node_type::array);
|
|
static_assert(is_native<T> || can_represent_native<T>);
|
|
static_assert(!is_cvref<T>);
|
|
TOML_ASSERT(this->type() == node_type_of<T>);
|
|
|
|
if constexpr (node_type_of<T> == node_type::string)
|
|
{
|
|
const auto& str = *ref_cast<std::string>();
|
|
if constexpr (std::is_same_v<T, std::string>)
|
|
return str;
|
|
else if constexpr (std::is_same_v<T, std::string_view>)
|
|
return T{ str };
|
|
else if constexpr (std::is_same_v<T, const char*>)
|
|
return str.c_str();
|
|
|
|
else if constexpr (std::is_same_v<T, std::wstring>)
|
|
{
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
return widen(str);
|
|
#else
|
|
static_assert(dependent_false<T>, "Evaluated unreachable branch!");
|
|
#endif
|
|
}
|
|
|
|
#if TOML_HAS_CHAR8
|
|
|
|
// char -> char8_t (potentially unsafe - the feature is 'experimental'!)
|
|
else if constexpr (is_one_of<T, std::u8string, std::u8string_view>)
|
|
return T(reinterpret_cast<const char8_t*>(str.c_str()), str.length());
|
|
else if constexpr (std::is_same_v<T, const char8_t*>)
|
|
return reinterpret_cast<const char8_t*>(str.c_str());
|
|
else
|
|
static_assert(dependent_false<T>, "Evaluated unreachable branch!");
|
|
|
|
#endif
|
|
}
|
|
else
|
|
return static_cast<T>(*ref_cast<native_type_of<T>>());
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
inline optional<T> node::value_exact() const noexcept(impl::value_retrieval_is_nothrow<T>)
|
|
{
|
|
using namespace impl;
|
|
|
|
static_assert(!is_wide_string<T> || TOML_ENABLE_WINDOWS_COMPAT,
|
|
"Retrieving values as wide-character strings with node::value_exact() is only "
|
|
"supported on Windows with TOML_ENABLE_WINDOWS_COMPAT enabled.");
|
|
|
|
static_assert((is_native<T> || can_represent_native<T>)&&!is_cvref<T>,
|
|
TOML_SA_VALUE_EXACT_FUNC_MESSAGE("return type of node::value_exact()"));
|
|
|
|
// prevent additional compiler error spam when the static_assert fails by gating behind if constexpr
|
|
if constexpr ((is_native<T> || can_represent_native<T>)&&!is_cvref<T>)
|
|
{
|
|
if (type() == node_type_of<T>)
|
|
return { this->get_value_exact<T>() };
|
|
else
|
|
return {};
|
|
}
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
inline optional<T> node::value() const noexcept(impl::value_retrieval_is_nothrow<T>)
|
|
{
|
|
using namespace impl;
|
|
|
|
static_assert(!is_wide_string<T> || TOML_ENABLE_WINDOWS_COMPAT,
|
|
"Retrieving values as wide-character strings with node::value() is only "
|
|
"supported on Windows with TOML_ENABLE_WINDOWS_COMPAT enabled.");
|
|
static_assert((is_native<T> || can_represent_native<T> || can_partially_represent_native<T>)&&!is_cvref<T>,
|
|
TOML_SA_VALUE_FUNC_MESSAGE("return type of node::value()"));
|
|
|
|
// when asking for strings, dates, times and date_times there's no 'fuzzy' conversion
|
|
// semantics to be mindful of so the exact retrieval is enough.
|
|
if constexpr (is_natively_one_of<T, std::string, time, date, date_time>)
|
|
{
|
|
if (type() == node_type_of<T>)
|
|
return { this->get_value_exact<T>() };
|
|
else
|
|
return {};
|
|
}
|
|
|
|
// everything else requires a bit of logicking.
|
|
else
|
|
{
|
|
switch (type())
|
|
{
|
|
// int -> *
|
|
case node_type::integer:
|
|
{
|
|
// int -> int
|
|
if constexpr (is_natively_one_of<T, int64_t>)
|
|
{
|
|
if constexpr (is_native<T> || can_represent_native<T>)
|
|
return static_cast<T>(*ref_cast<int64_t>());
|
|
else
|
|
return node_integer_cast<T>(*ref_cast<int64_t>());
|
|
}
|
|
|
|
// int -> float
|
|
else if constexpr (is_natively_one_of<T, double>)
|
|
{
|
|
const int64_t val = *ref_cast<int64_t>();
|
|
if constexpr (std::numeric_limits<T>::digits < 64)
|
|
{
|
|
constexpr auto largest_whole_float = (int64_t{ 1 } << std::numeric_limits<T>::digits);
|
|
if (val < -largest_whole_float || val > largest_whole_float)
|
|
return {};
|
|
}
|
|
return static_cast<T>(val);
|
|
}
|
|
|
|
// int -> bool
|
|
else if constexpr (is_natively_one_of<T, bool>)
|
|
return static_cast<bool>(*ref_cast<int64_t>());
|
|
|
|
// int -> anything else
|
|
else
|
|
return {};
|
|
}
|
|
|
|
// float -> *
|
|
case node_type::floating_point:
|
|
{
|
|
// float -> float
|
|
if constexpr (is_natively_one_of<T, double>)
|
|
{
|
|
if constexpr (is_native<T> || can_represent_native<T>)
|
|
return { static_cast<T>(*ref_cast<double>()) };
|
|
else
|
|
{
|
|
const double val = *ref_cast<double>();
|
|
if (impl::fpclassify(val) == fp_class::ok
|
|
&& (val < (std::numeric_limits<T>::lowest)() || val > (std::numeric_limits<T>::max)()))
|
|
return {};
|
|
return { static_cast<T>(val) };
|
|
}
|
|
}
|
|
|
|
// float -> int
|
|
else if constexpr (is_natively_one_of<T, int64_t>)
|
|
{
|
|
const double val = *ref_cast<double>();
|
|
if (impl::fpclassify(val) == fp_class::ok
|
|
&& static_cast<double>(static_cast<int64_t>(val)) == val)
|
|
return node_integer_cast<T>(static_cast<int64_t>(val));
|
|
else
|
|
return {};
|
|
}
|
|
|
|
// float -> anything else
|
|
else
|
|
return {};
|
|
}
|
|
|
|
// bool -> *
|
|
case node_type::boolean:
|
|
{
|
|
// bool -> bool
|
|
if constexpr (is_natively_one_of<T, bool>)
|
|
return { *ref_cast<bool>() };
|
|
|
|
// bool -> int
|
|
else if constexpr (is_natively_one_of<T, int64_t>)
|
|
return { static_cast<T>(*ref_cast<bool>()) };
|
|
|
|
// bool -> anything else
|
|
else
|
|
return {};
|
|
}
|
|
}
|
|
|
|
// non-values, or 'exact' types covered above
|
|
return {};
|
|
}
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
inline auto node::value_or(T && default_value) const noexcept(impl::value_retrieval_is_nothrow<T>)
|
|
{
|
|
using namespace impl;
|
|
|
|
static_assert(!is_wide_string<T> || TOML_ENABLE_WINDOWS_COMPAT,
|
|
"Retrieving values as wide-character strings with node::value_or() is only "
|
|
"supported on Windows with TOML_ENABLE_WINDOWS_COMPAT enabled.");
|
|
|
|
if constexpr (is_wide_string<T>)
|
|
{
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
if (type() == node_type::string)
|
|
return widen(*ref_cast<std::string>());
|
|
return std::wstring{ static_cast<T&&>(default_value) };
|
|
|
|
#else
|
|
|
|
static_assert(dependent_false<T>, "Evaluated unreachable branch!");
|
|
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
using value_type =
|
|
std::conditional_t<std::is_pointer_v<std::decay_t<T>>,
|
|
std::add_pointer_t<std::add_const_t<std::remove_pointer_t<std::decay_t<T>>>>,
|
|
std::decay_t<T>>;
|
|
using traits = value_traits<value_type>;
|
|
|
|
// clang-format off
|
|
|
|
static_assert(
|
|
traits::is_native || traits::can_represent_native || traits::can_partially_represent_native,
|
|
"The default value type of node::value_or() must be one of:"
|
|
TOML_SA_LIST_NEW "A native TOML value type"
|
|
TOML_SA_NATIVE_VALUE_TYPE_LIST
|
|
|
|
TOML_SA_LIST_NXT "A non-view type capable of losslessly representing a native TOML value type"
|
|
TOML_SA_LIST_BEG "std::string"
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
TOML_SA_LIST_SEP "std::wstring"
|
|
#endif
|
|
TOML_SA_LIST_SEP "any signed integer type >= 64 bits"
|
|
TOML_SA_LIST_SEP "any floating-point type >= 64 bits"
|
|
TOML_SA_LIST_END
|
|
|
|
TOML_SA_LIST_NXT "A non-view type capable of (reasonably) representing a native TOML value type"
|
|
TOML_SA_LIST_BEG "any other integer type"
|
|
TOML_SA_LIST_SEP "any floating-point type"
|
|
TOML_SA_LIST_END
|
|
|
|
TOML_SA_LIST_NXT "A compatible view type"
|
|
TOML_SA_LIST_BEG "std::string_view"
|
|
#if TOML_HAS_CHAR8
|
|
TOML_SA_LIST_SEP "std::u8string_view"
|
|
#endif
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
TOML_SA_LIST_SEP "std::wstring_view"
|
|
#endif
|
|
TOML_SA_LIST_SEP "const char*"
|
|
#if TOML_HAS_CHAR8
|
|
TOML_SA_LIST_SEP "const char8_t*"
|
|
#endif
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
TOML_SA_LIST_SEP "const wchar_t*"
|
|
#endif
|
|
TOML_SA_LIST_END
|
|
);
|
|
|
|
// clang-format on
|
|
|
|
// prevent additional compiler error spam when the static_assert fails by gating behind if constexpr
|
|
if constexpr (traits::is_native || traits::can_represent_native || traits::can_partially_represent_native)
|
|
{
|
|
if constexpr (traits::is_native)
|
|
{
|
|
if (type() == node_type_of<value_type>)
|
|
return *ref_cast<typename traits::native_type>();
|
|
}
|
|
if (auto val = this->value<value_type>())
|
|
return *val;
|
|
if constexpr (std::is_pointer_v<value_type>)
|
|
return value_type{ default_value };
|
|
else
|
|
return static_cast<T&&>(default_value);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/make_node.h ******************************************************************************************
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
TOML_ATTR(returns_nonnull)
|
|
auto* make_node_impl_specialized(T && val, [[maybe_unused]] value_flags flags)
|
|
{
|
|
using unwrapped_type = unwrap_node<remove_cvref<T>>;
|
|
static_assert(!std::is_same_v<unwrapped_type, node>);
|
|
static_assert(!is_node_view<unwrapped_type>);
|
|
|
|
// arrays + tables - invoke copy/move ctor
|
|
if constexpr (is_one_of<unwrapped_type, array, table>)
|
|
{
|
|
return new unwrapped_type(static_cast<T&&>(val));
|
|
}
|
|
|
|
// values
|
|
else
|
|
{
|
|
using native_type = native_type_of<unwrapped_type>;
|
|
using value_type = value<native_type>;
|
|
|
|
value_type* out;
|
|
|
|
// copy/move ctor
|
|
if constexpr (std::is_same_v<remove_cvref<T>, value_type>)
|
|
{
|
|
out = new value_type{ static_cast<T&&>(val), flags };
|
|
}
|
|
|
|
// creating from raw value
|
|
else
|
|
{
|
|
static_assert(!is_wide_string<T> || TOML_ENABLE_WINDOWS_COMPAT,
|
|
"Instantiating values from wide-character strings is only "
|
|
"supported on Windows with TOML_ENABLE_WINDOWS_COMPAT enabled.");
|
|
|
|
if constexpr (!is_losslessly_convertible_to_native<unwrapped_type>)
|
|
{
|
|
if constexpr (std::is_same_v<native_type, int64_t>)
|
|
static_assert(dependent_false<T>,
|
|
"Integral value initializers must be losslessly convertible to int64_t");
|
|
else if constexpr (std::is_same_v<native_type, double>)
|
|
static_assert(dependent_false<T>,
|
|
"Floating-point value initializers must be losslessly convertible to double");
|
|
else
|
|
static_assert(
|
|
dependent_false<T>,
|
|
"Value initializers must be losslessly convertible to one of the TOML value types");
|
|
}
|
|
|
|
if constexpr (is_wide_string<T>)
|
|
{
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
out = new value_type{ narrow(static_cast<T&&>(val)) };
|
|
#else
|
|
static_assert(dependent_false<T>, "Evaluated unreachable branch!");
|
|
#endif
|
|
}
|
|
else
|
|
out = new value_type{ static_cast<T&&>(val) };
|
|
|
|
if (flags != preserve_source_value_flags)
|
|
out->flags(flags);
|
|
}
|
|
|
|
return out;
|
|
}
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
auto* make_node_impl(T && val, value_flags flags = preserve_source_value_flags)
|
|
{
|
|
using unwrapped_type = unwrap_node<remove_cvref<T>>;
|
|
if constexpr (std::is_same_v<unwrapped_type, node> || is_node_view<unwrapped_type>)
|
|
{
|
|
if constexpr (is_node_view<unwrapped_type>)
|
|
{
|
|
if (!val)
|
|
return static_cast<toml::node*>(nullptr);
|
|
}
|
|
|
|
return static_cast<T&&>(val).visit(
|
|
[flags](auto&& concrete) {
|
|
return static_cast<toml::node*>(
|
|
make_node_impl_specialized(static_cast<decltype(concrete)&&>(concrete), flags));
|
|
});
|
|
}
|
|
else
|
|
return make_node_impl_specialized(static_cast<T&&>(val), flags);
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
auto* make_node_impl(inserter<T> && val, value_flags flags = preserve_source_value_flags)
|
|
{
|
|
return make_node_impl(static_cast<T&&>(val.value), flags);
|
|
}
|
|
|
|
template <typename T, bool = (is_node<T> || is_node_view<T> || is_value<T> || can_partially_represent_native<T>)>
|
|
struct inserted_type_of_
|
|
{
|
|
using type = std::remove_pointer_t<decltype(make_node_impl(std::declval<T>()))>;
|
|
};
|
|
|
|
template <typename T>
|
|
struct inserted_type_of_<inserter<T>, false>
|
|
{
|
|
using type = typename inserted_type_of_<remove_cvref<T>>::type;
|
|
};
|
|
|
|
template <typename T>
|
|
struct inserted_type_of_<T, false>
|
|
{
|
|
using type = void;
|
|
};
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
node_ptr make_node(T && val, value_flags flags = preserve_source_value_flags)
|
|
{
|
|
return node_ptr{ make_node_impl(static_cast<T&&>(val), flags) };
|
|
}
|
|
|
|
template <typename... T>
|
|
struct emplaced_type_of_
|
|
{
|
|
using type = void;
|
|
};
|
|
|
|
template <typename T>
|
|
struct emplaced_type_of_<T>
|
|
{
|
|
using type = std::conditional_t<is_one_of<T, node, node_view<node>, node_view<const node>>,
|
|
void,
|
|
typename inserted_type_of_<T>::type>;
|
|
};
|
|
|
|
template <typename T>
|
|
struct emplaced_type_of_<inserter<T>>
|
|
{
|
|
using type = typename emplaced_type_of_<remove_cvref<T>>::type;
|
|
};
|
|
|
|
template <typename... T>
|
|
using emplaced_type_of = typename emplaced_type_of_<remove_cvref<T>...>::type;
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
template <typename T>
|
|
using inserted_type_of = POXY_IMPLEMENTATION_DETAIL(typename impl::inserted_type_of_<impl::remove_cvref<T>>::type);
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/array.h **********************************************************************************************
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
template <bool IsConst>
|
|
class TOML_TRIVIAL_ABI array_iterator
|
|
{
|
|
private:
|
|
template <bool>
|
|
friend class array_iterator;
|
|
|
|
using mutable_vector_iterator = std::vector<node_ptr>::iterator;
|
|
using const_vector_iterator = std::vector<node_ptr>::const_iterator;
|
|
using vector_iterator = std::conditional_t<IsConst, const_vector_iterator, mutable_vector_iterator>;
|
|
|
|
mutable vector_iterator iter_;
|
|
|
|
public:
|
|
using value_type = std::conditional_t<IsConst, const node, node>;
|
|
using reference = value_type&;
|
|
using pointer = value_type*;
|
|
using difference_type = ptrdiff_t;
|
|
using iterator_category = typename std::iterator_traits<vector_iterator>::iterator_category;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
array_iterator() noexcept = default;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit array_iterator(mutable_vector_iterator iter) noexcept //
|
|
: iter_{ iter }
|
|
{}
|
|
|
|
TOML_CONSTRAINED_TEMPLATE(C, bool C = IsConst)
|
|
TOML_NODISCARD_CTOR
|
|
explicit array_iterator(const_vector_iterator iter) noexcept //
|
|
: iter_{ iter }
|
|
{}
|
|
|
|
TOML_CONSTRAINED_TEMPLATE(C, bool C = IsConst)
|
|
TOML_NODISCARD_CTOR
|
|
array_iterator(const array_iterator<false>& other) noexcept //
|
|
: iter_{ other.iter_ }
|
|
{}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
array_iterator(const array_iterator&) noexcept = default;
|
|
|
|
array_iterator& operator=(const array_iterator&) noexcept = default;
|
|
|
|
array_iterator& operator++() noexcept // ++pre
|
|
{
|
|
++iter_;
|
|
return *this;
|
|
}
|
|
|
|
array_iterator operator++(int) noexcept // post++
|
|
{
|
|
array_iterator out{ iter_ };
|
|
++iter_;
|
|
return out;
|
|
}
|
|
|
|
array_iterator& operator--() noexcept // --pre
|
|
{
|
|
--iter_;
|
|
return *this;
|
|
}
|
|
|
|
array_iterator operator--(int) noexcept // post--
|
|
{
|
|
array_iterator out{ iter_ };
|
|
--iter_;
|
|
return out;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
reference operator*() const noexcept
|
|
{
|
|
return *iter_->get();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
pointer operator->() const noexcept
|
|
{
|
|
return iter_->get();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
explicit operator const vector_iterator&() const noexcept
|
|
{
|
|
return iter_;
|
|
}
|
|
|
|
TOML_CONSTRAINED_TEMPLATE(!C, bool C = IsConst)
|
|
TOML_PURE_INLINE_GETTER
|
|
explicit operator const const_vector_iterator() const noexcept
|
|
{
|
|
return iter_;
|
|
}
|
|
|
|
array_iterator& operator+=(ptrdiff_t rhs) noexcept
|
|
{
|
|
iter_ += rhs;
|
|
return *this;
|
|
}
|
|
|
|
array_iterator& operator-=(ptrdiff_t rhs) noexcept
|
|
{
|
|
iter_ -= rhs;
|
|
return *this;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
friend array_iterator operator+(const array_iterator& lhs, ptrdiff_t rhs) noexcept
|
|
{
|
|
return array_iterator{ lhs.iter_ + rhs };
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
friend array_iterator operator+(ptrdiff_t lhs, const array_iterator& rhs) noexcept
|
|
{
|
|
return array_iterator{ rhs.iter_ + lhs };
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
friend array_iterator operator-(const array_iterator& lhs, ptrdiff_t rhs) noexcept
|
|
{
|
|
return array_iterator{ lhs.iter_ - rhs };
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend ptrdiff_t operator-(const array_iterator& lhs, const array_iterator& rhs) noexcept
|
|
{
|
|
return lhs.iter_ - rhs.iter_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator==(const array_iterator& lhs, const array_iterator& rhs) noexcept
|
|
{
|
|
return lhs.iter_ == rhs.iter_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator!=(const array_iterator& lhs, const array_iterator& rhs) noexcept
|
|
{
|
|
return lhs.iter_ != rhs.iter_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator<(const array_iterator& lhs, const array_iterator& rhs) noexcept
|
|
{
|
|
return lhs.iter_ < rhs.iter_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator<=(const array_iterator& lhs, const array_iterator& rhs) noexcept
|
|
{
|
|
return lhs.iter_ <= rhs.iter_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator>(const array_iterator& lhs, const array_iterator& rhs) noexcept
|
|
{
|
|
return lhs.iter_ > rhs.iter_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator>=(const array_iterator& lhs, const array_iterator& rhs) noexcept
|
|
{
|
|
return lhs.iter_ >= rhs.iter_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
reference operator[](ptrdiff_t idx) const noexcept
|
|
{
|
|
return *(iter_ + idx)->get();
|
|
}
|
|
};
|
|
|
|
struct array_init_elem
|
|
{
|
|
mutable node_ptr value;
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD_CTOR
|
|
array_init_elem(T&& val, value_flags flags = preserve_source_value_flags) //
|
|
: value{ make_node(static_cast<T&&>(val), flags) }
|
|
{}
|
|
};
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
using array_iterator = POXY_IMPLEMENTATION_DETAIL(impl::array_iterator<false>);
|
|
|
|
using const_array_iterator = POXY_IMPLEMENTATION_DETAIL(impl::array_iterator<true>);
|
|
|
|
class TOML_EXPORTED_CLASS array : public node
|
|
{
|
|
private:
|
|
|
|
using vector_type = std::vector<impl::node_ptr>;
|
|
using vector_iterator = typename vector_type::iterator;
|
|
using const_vector_iterator = typename vector_type::const_iterator;
|
|
vector_type elems_;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
array(const impl::array_init_elem*, const impl::array_init_elem*);
|
|
|
|
TOML_NODISCARD_CTOR
|
|
array(std::false_type, std::initializer_list<impl::array_init_elem> elems) //
|
|
: array{ elems.begin(), elems.end() }
|
|
{}
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void preinsertion_resize(size_t idx, size_t count);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void insert_at_back(impl::node_ptr&&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
vector_iterator insert_at(const_vector_iterator, impl::node_ptr&&);
|
|
|
|
template <typename T>
|
|
void emplace_back_if_not_empty_view(T&& val, value_flags flags)
|
|
{
|
|
if constexpr (is_node_view<T>)
|
|
{
|
|
if (!val)
|
|
return;
|
|
}
|
|
insert_at_back(impl::make_node(static_cast<T&&>(val), flags));
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
size_t total_leaf_count() const noexcept;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void flatten_child(array&& child, size_t& dest_index) noexcept;
|
|
|
|
public:
|
|
using value_type = node;
|
|
using size_type = size_t;
|
|
using difference_type = ptrdiff_t;
|
|
using reference = node&;
|
|
using const_reference = const node&;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
array() noexcept;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
~array() noexcept;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
array(const array&);
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
array(array&& other) noexcept;
|
|
|
|
TOML_CONSTRAINED_TEMPLATE((sizeof...(ElemTypes) > 0 || !std::is_same_v<impl::remove_cvref<ElemType>, array>),
|
|
typename ElemType,
|
|
typename... ElemTypes)
|
|
TOML_NODISCARD_CTOR
|
|
explicit array(ElemType&& val, ElemTypes&&... vals)
|
|
: array{ std::false_type{},
|
|
std::initializer_list<impl::array_init_elem>{ static_cast<ElemType&&>(val),
|
|
static_cast<ElemTypes&&>(vals)... } }
|
|
{}
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
array& operator=(const array&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
array& operator=(array&& rhs) noexcept;
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
node_type type() const noexcept final
|
|
{
|
|
return node_type::array;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
bool is_homogeneous(node_type ntype) const noexcept final;
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
bool is_homogeneous(node_type ntype, node*& first_nonmatch) noexcept final;
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
bool is_homogeneous(node_type ntype, const node*& first_nonmatch) const noexcept final;
|
|
|
|
template <typename ElemType = void>
|
|
TOML_PURE_GETTER
|
|
bool is_homogeneous() const noexcept
|
|
{
|
|
using type = impl::remove_cvref<impl::unwrap_node<ElemType>>;
|
|
static_assert(std::is_void_v<type> || toml::is_value<type> || toml::is_container<type>,
|
|
"The template type argument of array::is_homogeneous() must be void or one "
|
|
"of:" TOML_SA_UNWRAPPED_NODE_TYPE_LIST);
|
|
|
|
return is_homogeneous(impl::node_type_of<type>);
|
|
}
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_table() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_array() const noexcept final
|
|
{
|
|
return true;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
bool is_array_of_tables() const noexcept final
|
|
{
|
|
return is_homogeneous(node_type::table);
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_value() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_string() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_integer() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_floating_point() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_number() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_boolean() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_date() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_time() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_date_time() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
table* as_table() noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
array* as_array() noexcept final
|
|
{
|
|
return this;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
toml::value<std::string>* as_string() noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
toml::value<int64_t>* as_integer() noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
toml::value<double>* as_floating_point() noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
toml::value<bool>* as_boolean() noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
toml::value<date>* as_date() noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
toml::value<time>* as_time() noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
toml::value<date_time>* as_date_time() noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const table* as_table() const noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const array* as_array() const noexcept final
|
|
{
|
|
return this;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const toml::value<std::string>* as_string() const noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const toml::value<int64_t>* as_integer() const noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const toml::value<double>* as_floating_point() const noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const toml::value<bool>* as_boolean() const noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const toml::value<date>* as_date() const noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const toml::value<time>* as_time() const noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const toml::value<date_time>* as_date_time() const noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
node* get(size_t index) noexcept
|
|
{
|
|
return index < elems_.size() ? elems_[index].get() : nullptr;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const node* get(size_t index) const noexcept
|
|
{
|
|
return const_cast<array&>(*this).get(index);
|
|
}
|
|
|
|
template <typename ElemType>
|
|
TOML_NODISCARD
|
|
impl::wrap_node<ElemType>* get_as(size_t index) noexcept
|
|
{
|
|
if (auto val = get(index))
|
|
return val->template as<ElemType>();
|
|
return nullptr;
|
|
}
|
|
|
|
template <typename ElemType>
|
|
TOML_NODISCARD
|
|
const impl::wrap_node<ElemType>* get_as(size_t index) const noexcept
|
|
{
|
|
return const_cast<array&>(*this).template get_as<ElemType>(index);
|
|
}
|
|
|
|
using node::operator[]; // inherit operator[toml::path]
|
|
TOML_NODISCARD
|
|
node& operator[](size_t index) noexcept
|
|
{
|
|
return *elems_[index];
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const node& operator[](size_t index) const noexcept
|
|
{
|
|
return *elems_[index];
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
node& at(size_t index);
|
|
|
|
TOML_NODISCARD
|
|
const node& at(size_t index) const
|
|
{
|
|
return const_cast<array&>(*this).at(index);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node& front() noexcept
|
|
{
|
|
return *elems_.front();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const node& front() const noexcept
|
|
{
|
|
return *elems_.front();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node& back() noexcept
|
|
{
|
|
return *elems_.back();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const node& back() const noexcept
|
|
{
|
|
return *elems_.back();
|
|
}
|
|
|
|
using iterator = array_iterator;
|
|
|
|
using const_iterator = const_array_iterator;
|
|
|
|
TOML_NODISCARD
|
|
iterator begin() noexcept
|
|
{
|
|
return iterator{ elems_.begin() };
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const_iterator begin() const noexcept
|
|
{
|
|
return const_iterator{ elems_.cbegin() };
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const_iterator cbegin() const noexcept
|
|
{
|
|
return const_iterator{ elems_.cbegin() };
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
iterator end() noexcept
|
|
{
|
|
return iterator{ elems_.end() };
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const_iterator end() const noexcept
|
|
{
|
|
return const_iterator{ elems_.cend() };
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const_iterator cend() const noexcept
|
|
{
|
|
return const_iterator{ elems_.cend() };
|
|
}
|
|
|
|
private:
|
|
|
|
template <typename T, typename Array>
|
|
using for_each_elem_ref = impl::copy_cvref<impl::wrap_node<impl::remove_cvref<impl::unwrap_node<T>>>, Array>;
|
|
|
|
template <typename Func, typename Array, typename T>
|
|
static constexpr bool can_for_each = std::is_invocable_v<Func, for_each_elem_ref<T, Array>, size_t> //
|
|
|| std::is_invocable_v<Func, size_t, for_each_elem_ref<T, Array>> //
|
|
|| std::is_invocable_v<Func, for_each_elem_ref<T, Array>>;
|
|
|
|
template <typename Func, typename Array, typename T>
|
|
static constexpr bool can_for_each_nothrow =
|
|
std::is_nothrow_invocable_v<Func, for_each_elem_ref<T, Array>, size_t> //
|
|
|| std::is_nothrow_invocable_v<Func, size_t, for_each_elem_ref<T, Array>> //
|
|
|| std::is_nothrow_invocable_v<Func, for_each_elem_ref<T, Array>>;
|
|
|
|
template <typename Func, typename Array>
|
|
static constexpr bool can_for_each_any = can_for_each<Func, Array, table> //
|
|
|| can_for_each<Func, Array, array> //
|
|
|| can_for_each<Func, Array, std::string> //
|
|
|| can_for_each<Func, Array, int64_t> //
|
|
|| can_for_each<Func, Array, double> //
|
|
|| can_for_each<Func, Array, bool> //
|
|
|| can_for_each<Func, Array, date> //
|
|
|| can_for_each<Func, Array, time> //
|
|
|| can_for_each<Func, Array, date_time>;
|
|
|
|
template <typename Func, typename Array, typename T>
|
|
static constexpr bool for_each_is_nothrow_one = !can_for_each<Func, Array, T> //
|
|
|| can_for_each_nothrow<Func, Array, T>;
|
|
|
|
// clang-format off
|
|
|
|
template <typename Func, typename Array>
|
|
static constexpr bool for_each_is_nothrow = for_each_is_nothrow_one<Func, Array, table> //
|
|
&& for_each_is_nothrow_one<Func, Array, array> //
|
|
&& for_each_is_nothrow_one<Func, Array, std::string> //
|
|
&& for_each_is_nothrow_one<Func, Array, int64_t> //
|
|
&& for_each_is_nothrow_one<Func, Array, double> //
|
|
&& for_each_is_nothrow_one<Func, Array, bool> //
|
|
&& for_each_is_nothrow_one<Func, Array, date> //
|
|
&& for_each_is_nothrow_one<Func, Array, time> //
|
|
&& for_each_is_nothrow_one<Func, Array, date_time>;
|
|
|
|
// clang-format on
|
|
|
|
template <typename Func, typename Array>
|
|
static void do_for_each(Func&& visitor, Array&& arr) noexcept(for_each_is_nothrow<Func&&, Array&&>)
|
|
{
|
|
static_assert(can_for_each_any<Func&&, Array&&>,
|
|
"TOML array for_each visitors must be invocable for at least one of the toml::node "
|
|
"specializations:" TOML_SA_NODE_TYPE_LIST);
|
|
|
|
for (size_t i = 0; i < arr.size(); i++)
|
|
{
|
|
using node_ref = impl::copy_cvref<toml::node, Array&&>;
|
|
static_assert(std::is_reference_v<node_ref>);
|
|
|
|
const auto keep_going =
|
|
static_cast<node_ref>(static_cast<Array&&>(arr)[i])
|
|
.visit(
|
|
[&](auto&& elem)
|
|
#if !TOML_MSVC // MSVC thinks this is invalid syntax O_o
|
|
noexcept(for_each_is_nothrow_one<Func&&, Array&&, decltype(elem)>)
|
|
#endif
|
|
{
|
|
using elem_ref = for_each_elem_ref<decltype(elem), Array&&>;
|
|
static_assert(std::is_reference_v<elem_ref>);
|
|
|
|
// func(elem, i)
|
|
if constexpr (std::is_invocable_v<Func&&, elem_ref, size_t>)
|
|
{
|
|
using return_type =
|
|
decltype(static_cast<Func&&>(visitor)(static_cast<elem_ref>(elem), i));
|
|
|
|
if constexpr (impl::is_constructible_or_convertible<bool, return_type>)
|
|
{
|
|
return static_cast<bool>(
|
|
static_cast<Func&&>(visitor)(static_cast<elem_ref>(elem), i));
|
|
}
|
|
else
|
|
{
|
|
static_cast<Func&&>(visitor)(static_cast<elem_ref>(elem), i);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// func(i, elem)
|
|
else if constexpr (std::is_invocable_v<Func&&, size_t, elem_ref>)
|
|
{
|
|
using return_type =
|
|
decltype(static_cast<Func&&>(visitor)(i, static_cast<elem_ref>(elem)));
|
|
|
|
if constexpr (impl::is_constructible_or_convertible<bool, return_type>)
|
|
{
|
|
return static_cast<bool>(
|
|
static_cast<Func&&>(visitor)(i, static_cast<elem_ref>(elem)));
|
|
}
|
|
else
|
|
{
|
|
static_cast<Func&&>(visitor)(i, static_cast<elem_ref>(elem));
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// func(elem)
|
|
else if constexpr (std::is_invocable_v<Func&&, elem_ref>)
|
|
{
|
|
using return_type =
|
|
decltype(static_cast<Func&&>(visitor)(static_cast<elem_ref>(elem)));
|
|
|
|
if constexpr (impl::is_constructible_or_convertible<bool, return_type>)
|
|
{
|
|
return static_cast<bool>(
|
|
static_cast<Func&&>(visitor)(static_cast<elem_ref>(elem)));
|
|
}
|
|
else
|
|
{
|
|
static_cast<Func&&>(visitor)(static_cast<elem_ref>(elem));
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// visitor not compatible with this particular type
|
|
else
|
|
return true;
|
|
});
|
|
|
|
if (!keep_going)
|
|
return;
|
|
}
|
|
}
|
|
|
|
public:
|
|
|
|
template <typename Func>
|
|
array& for_each(Func&& visitor) & noexcept(for_each_is_nothrow<Func&&, array&>)
|
|
{
|
|
do_for_each(static_cast<Func&&>(visitor), *this);
|
|
return *this;
|
|
}
|
|
|
|
template <typename Func>
|
|
array&& for_each(Func&& visitor) && noexcept(for_each_is_nothrow<Func&&, array&&>)
|
|
{
|
|
do_for_each(static_cast<Func&&>(visitor), static_cast<array&&>(*this));
|
|
return static_cast<array&&>(*this);
|
|
}
|
|
|
|
template <typename Func>
|
|
const array& for_each(Func&& visitor) const& noexcept(for_each_is_nothrow<Func&&, const array&>)
|
|
{
|
|
do_for_each(static_cast<Func&&>(visitor), *this);
|
|
return *this;
|
|
}
|
|
|
|
template <typename Func>
|
|
const array&& for_each(Func&& visitor) const&& noexcept(for_each_is_nothrow<Func&&, const array&&>)
|
|
{
|
|
do_for_each(static_cast<Func&&>(visitor), static_cast<const array&&>(*this));
|
|
return static_cast<const array&&>(*this);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
bool empty() const noexcept
|
|
{
|
|
return elems_.empty();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
size_t size() const noexcept
|
|
{
|
|
return elems_.size();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
size_t max_size() const noexcept
|
|
{
|
|
return elems_.max_size();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
size_t capacity() const noexcept
|
|
{
|
|
return elems_.capacity();
|
|
}
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void reserve(size_t new_capacity);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void shrink_to_fit();
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void truncate(size_t new_size);
|
|
|
|
template <typename ElemType>
|
|
void resize(size_t new_size,
|
|
ElemType&& default_init_val,
|
|
value_flags default_init_flags = preserve_source_value_flags)
|
|
{
|
|
static_assert(!is_node_view<ElemType>,
|
|
"The default element type argument to toml::array::resize may not be toml::node_view.");
|
|
|
|
if (!new_size)
|
|
clear();
|
|
else if (new_size > elems_.size())
|
|
insert(cend(), new_size - elems_.size(), static_cast<ElemType&&>(default_init_val), default_init_flags);
|
|
else
|
|
truncate(new_size);
|
|
}
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
iterator erase(const_iterator pos) noexcept;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
iterator erase(const_iterator first, const_iterator last) noexcept;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
array& flatten() &;
|
|
|
|
array&& flatten() &&
|
|
{
|
|
return static_cast<toml::array&&>(this->flatten());
|
|
}
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
array& prune(bool recursive = true) & noexcept;
|
|
|
|
array&& prune(bool recursive = true) && noexcept
|
|
{
|
|
return static_cast<toml::array&&>(this->prune(recursive));
|
|
}
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void pop_back() noexcept;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void clear() noexcept;
|
|
|
|
template <typename ElemType>
|
|
iterator insert(const_iterator pos, ElemType&& val, value_flags flags = preserve_source_value_flags)
|
|
{
|
|
if constexpr (is_node_view<ElemType>)
|
|
{
|
|
if (!val)
|
|
return end();
|
|
}
|
|
return iterator{ insert_at(const_vector_iterator{ pos },
|
|
impl::make_node(static_cast<ElemType&&>(val), flags)) };
|
|
}
|
|
|
|
template <typename ElemType>
|
|
iterator insert(const_iterator pos,
|
|
size_t count,
|
|
ElemType&& val,
|
|
value_flags flags = preserve_source_value_flags)
|
|
{
|
|
if constexpr (is_node_view<ElemType>)
|
|
{
|
|
if (!val)
|
|
return end();
|
|
}
|
|
switch (count)
|
|
{
|
|
case 0: return iterator{ elems_.begin() + (const_vector_iterator{ pos } - elems_.cbegin()) };
|
|
case 1: return insert(pos, static_cast<ElemType&&>(val), flags);
|
|
default:
|
|
{
|
|
const auto start_idx = static_cast<size_t>(const_vector_iterator{ pos } - elems_.cbegin());
|
|
preinsertion_resize(start_idx, count);
|
|
size_t i = start_idx;
|
|
for (size_t e = start_idx + count - 1u; i < e; i++)
|
|
elems_[i] = impl::make_node(val, flags);
|
|
|
|
elems_[i] = impl::make_node(static_cast<ElemType&&>(val), flags);
|
|
return iterator{ elems_.begin() + static_cast<ptrdiff_t>(start_idx) };
|
|
}
|
|
}
|
|
}
|
|
|
|
template <typename Iter>
|
|
iterator insert(const_iterator pos, Iter first, Iter last, value_flags flags = preserve_source_value_flags)
|
|
{
|
|
const auto distance = std::distance(first, last);
|
|
if (distance <= 0)
|
|
return iterator{ elems_.begin() + (const_vector_iterator{ pos } - elems_.cbegin()) };
|
|
else
|
|
{
|
|
auto count = distance;
|
|
using deref_type = decltype(*first);
|
|
if constexpr (is_node_view<deref_type>)
|
|
{
|
|
for (auto it = first; it != last; it++)
|
|
if (!(*it))
|
|
count--;
|
|
if (!count)
|
|
return iterator{ elems_.begin() + (const_vector_iterator{ pos } - elems_.cbegin()) };
|
|
}
|
|
const auto start_idx = static_cast<size_t>(const_vector_iterator{ pos } - elems_.cbegin());
|
|
preinsertion_resize(start_idx, static_cast<size_t>(count));
|
|
size_t i = start_idx;
|
|
for (auto it = first; it != last; it++)
|
|
{
|
|
if constexpr (is_node_view<deref_type>)
|
|
{
|
|
if (!(*it))
|
|
continue;
|
|
}
|
|
if constexpr (std::is_rvalue_reference_v<deref_type>)
|
|
elems_[i++] = impl::make_node(std::move(*it), flags);
|
|
else
|
|
elems_[i++] = impl::make_node(*it, flags);
|
|
}
|
|
return iterator{ elems_.begin() + static_cast<ptrdiff_t>(start_idx) };
|
|
}
|
|
}
|
|
|
|
template <typename ElemType>
|
|
iterator insert(const_iterator pos,
|
|
std::initializer_list<ElemType> ilist,
|
|
value_flags flags = preserve_source_value_flags)
|
|
{
|
|
return insert(pos, ilist.begin(), ilist.end(), flags);
|
|
}
|
|
|
|
template <typename ElemType = void, typename... Args>
|
|
iterator emplace(const_iterator pos, Args&&... args)
|
|
{
|
|
using raw_elem_type = impl::remove_cvref<ElemType>;
|
|
using elem_type = std::conditional_t<std::is_void_v<raw_elem_type>, //
|
|
impl::emplaced_type_of<Args&&...>,
|
|
raw_elem_type>;
|
|
|
|
using type = impl::remove_cvref<impl::unwrap_node<elem_type>>;
|
|
static_assert(impl::is_native<type> || impl::is_one_of<type, table, array>,
|
|
"Emplacement type parameter must be one of:" TOML_SA_UNWRAPPED_NODE_TYPE_LIST);
|
|
|
|
return iterator{ insert_at(const_vector_iterator{ pos },
|
|
impl::node_ptr{ new impl::wrap_node<type>{ static_cast<Args&&>(args)... } }) };
|
|
}
|
|
|
|
template <typename ElemType>
|
|
iterator replace(const_iterator pos, ElemType&& val, value_flags flags = preserve_source_value_flags)
|
|
{
|
|
TOML_ASSERT(pos >= cbegin() && pos < cend());
|
|
|
|
if constexpr (is_node_view<ElemType>)
|
|
{
|
|
if (!val)
|
|
return end();
|
|
}
|
|
|
|
const auto it = elems_.begin() + (const_vector_iterator{ pos } - elems_.cbegin());
|
|
*it = impl::make_node(static_cast<ElemType&&>(val), flags);
|
|
return iterator{ it };
|
|
}
|
|
|
|
template <typename ElemType>
|
|
void push_back(ElemType&& val, value_flags flags = preserve_source_value_flags)
|
|
{
|
|
emplace_back_if_not_empty_view(static_cast<ElemType&&>(val), flags);
|
|
}
|
|
|
|
template <typename ElemType = void, typename... Args>
|
|
decltype(auto) emplace_back(Args&&... args)
|
|
{
|
|
using raw_elem_type = impl::remove_cvref<ElemType>;
|
|
using elem_type = std::conditional_t<std::is_void_v<raw_elem_type>, //
|
|
impl::emplaced_type_of<Args&&...>,
|
|
raw_elem_type>;
|
|
|
|
static constexpr auto moving_node_ptr = std::is_same_v<elem_type, impl::node_ptr> //
|
|
&& sizeof...(Args) == 1u //
|
|
&& impl::first_is_same<impl::node_ptr&&, Args&&...>;
|
|
|
|
using unwrapped_type = impl::remove_cvref<impl::unwrap_node<elem_type>>;
|
|
|
|
static_assert(
|
|
moving_node_ptr //
|
|
|| impl::is_native<unwrapped_type> //
|
|
|| impl::is_one_of<unwrapped_type, table, array>, //
|
|
"ElemType argument of array::emplace_back() must be one of:" TOML_SA_UNWRAPPED_NODE_TYPE_LIST);
|
|
|
|
if constexpr (moving_node_ptr)
|
|
{
|
|
insert_at_back(static_cast<Args&&>(args)...);
|
|
return *elems_.back();
|
|
}
|
|
else
|
|
{
|
|
auto ptr = new impl::wrap_node<unwrapped_type>{ static_cast<Args&&>(args)... };
|
|
insert_at_back(impl::node_ptr{ ptr });
|
|
return *ptr;
|
|
}
|
|
}
|
|
|
|
private:
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_STATIC_FUNCTION
|
|
static bool TOML_CALLCONV equal(const array&, const array&) noexcept;
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
static bool equal_to_container(const array& lhs, const T& rhs) noexcept
|
|
{
|
|
using element_type = std::remove_const_t<typename T::value_type>;
|
|
static_assert(impl::is_losslessly_convertible_to_native<element_type>,
|
|
"Container element type must be losslessly convertible one of the native TOML value types");
|
|
|
|
if (lhs.size() != rhs.size())
|
|
return false;
|
|
if (rhs.size() == 0u)
|
|
return true;
|
|
|
|
size_t i{};
|
|
for (auto& list_elem : rhs)
|
|
{
|
|
const auto elem = lhs.get_as<impl::native_type_of<element_type>>(i++);
|
|
if (!elem || *elem != list_elem)
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
public:
|
|
|
|
TOML_NODISCARD
|
|
friend bool operator==(const array& lhs, const array& rhs) noexcept
|
|
{
|
|
return equal(lhs, rhs);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
friend bool operator!=(const array& lhs, const array& rhs) noexcept
|
|
{
|
|
return !equal(lhs, rhs);
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
friend bool operator==(const array& lhs, const std::initializer_list<T>& rhs) noexcept
|
|
{
|
|
return equal_to_container(lhs, rhs);
|
|
}
|
|
TOML_ASYMMETRICAL_EQUALITY_OPS(const array&, const std::initializer_list<T>&, template <typename T>);
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
friend bool operator==(const array& lhs, const std::vector<T>& rhs) noexcept
|
|
{
|
|
return equal_to_container(lhs, rhs);
|
|
}
|
|
TOML_ASYMMETRICAL_EQUALITY_OPS(const array&, const std::vector<T>&, template <typename T>);
|
|
|
|
#if TOML_ENABLE_FORMATTERS
|
|
|
|
friend std::ostream& operator<<(std::ostream& lhs, const array& rhs)
|
|
{
|
|
impl::print_to_stream(lhs, rhs);
|
|
return lhs;
|
|
}
|
|
|
|
#endif
|
|
};
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/key.h ************************************************************************************************
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
class key
|
|
{
|
|
private:
|
|
std::string key_;
|
|
source_region source_;
|
|
|
|
public:
|
|
|
|
TOML_NODISCARD_CTOR
|
|
key() noexcept = default;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit key(std::string_view k, source_region&& src = {}) //
|
|
: key_{ k },
|
|
source_{ std::move(src) }
|
|
{}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit key(std::string_view k, const source_region& src) //
|
|
: key_{ k },
|
|
source_{ src }
|
|
{}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit key(std::string&& k, source_region&& src = {}) noexcept //
|
|
: key_{ std::move(k) },
|
|
source_{ std::move(src) }
|
|
{}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit key(std::string&& k, const source_region& src) noexcept //
|
|
: key_{ std::move(k) },
|
|
source_{ src }
|
|
{}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit key(const char* k, source_region&& src = {}) //
|
|
: key_{ k },
|
|
source_{ std::move(src) }
|
|
{}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit key(const char* k, const source_region& src) //
|
|
: key_{ k },
|
|
source_{ src }
|
|
{}
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit key(std::wstring_view k, source_region&& src = {}) //
|
|
: key_{ impl::narrow(k) },
|
|
source_{ std::move(src) }
|
|
{}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit key(std::wstring_view k, const source_region& src) //
|
|
: key_{ impl::narrow(k) },
|
|
source_{ src }
|
|
{}
|
|
|
|
#endif
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
std::string_view str() const noexcept
|
|
{
|
|
return std::string_view{ key_ };
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
/*implicit*/ operator std::string_view() const noexcept
|
|
{
|
|
return str();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
bool empty() const noexcept
|
|
{
|
|
return key_.empty();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const char* data() const noexcept
|
|
{
|
|
return key_.data();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
size_t length() const noexcept
|
|
{
|
|
return key_.length();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const source_region& source() const noexcept
|
|
{
|
|
return source_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator==(const key& lhs, const key& rhs) noexcept
|
|
{
|
|
return lhs.key_ == rhs.key_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator!=(const key& lhs, const key& rhs) noexcept
|
|
{
|
|
return lhs.key_ != rhs.key_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator<(const key& lhs, const key& rhs) noexcept
|
|
{
|
|
return lhs.key_ < rhs.key_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator<=(const key& lhs, const key& rhs) noexcept
|
|
{
|
|
return lhs.key_ <= rhs.key_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator>(const key& lhs, const key& rhs) noexcept
|
|
{
|
|
return lhs.key_ > rhs.key_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator>=(const key& lhs, const key& rhs) noexcept
|
|
{
|
|
return lhs.key_ >= rhs.key_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator==(const key& lhs, std::string_view rhs) noexcept
|
|
{
|
|
return lhs.key_ == rhs;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator!=(const key& lhs, std::string_view rhs) noexcept
|
|
{
|
|
return lhs.key_ != rhs;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator<(const key& lhs, std::string_view rhs) noexcept
|
|
{
|
|
return lhs.key_ < rhs;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator<=(const key& lhs, std::string_view rhs) noexcept
|
|
{
|
|
return lhs.key_ <= rhs;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator>(const key& lhs, std::string_view rhs) noexcept
|
|
{
|
|
return lhs.key_ > rhs;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator>=(const key& lhs, std::string_view rhs) noexcept
|
|
{
|
|
return lhs.key_ >= rhs;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator==(std::string_view lhs, const key& rhs) noexcept
|
|
{
|
|
return lhs == rhs.key_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator!=(std::string_view lhs, const key& rhs) noexcept
|
|
{
|
|
return lhs != rhs.key_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator<(std::string_view lhs, const key& rhs) noexcept
|
|
{
|
|
return lhs < rhs.key_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator<=(std::string_view lhs, const key& rhs) noexcept
|
|
{
|
|
return lhs <= rhs.key_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator>(std::string_view lhs, const key& rhs) noexcept
|
|
{
|
|
return lhs > rhs.key_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator>=(std::string_view lhs, const key& rhs) noexcept
|
|
{
|
|
return lhs >= rhs.key_;
|
|
}
|
|
|
|
using const_iterator = const char*;
|
|
|
|
using iterator = const_iterator;
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const_iterator begin() const noexcept
|
|
{
|
|
return key_.data();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const_iterator end() const noexcept
|
|
{
|
|
return key_.data() + key_.length();
|
|
}
|
|
|
|
friend std::ostream& operator<<(std::ostream& lhs, const key& rhs)
|
|
{
|
|
impl::print_to_stream(lhs, rhs.key_);
|
|
return lhs;
|
|
}
|
|
};
|
|
|
|
template <typename T>
|
|
inline constexpr bool is_key = std::is_same_v<impl::remove_cvref<T>, toml::key>;
|
|
|
|
template <typename T>
|
|
inline constexpr bool is_key_or_convertible = is_key<T> //
|
|
|| impl::is_constructible_or_convertible<toml::key, T>;
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/std_map.h ********************************************************************************************
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|
|
|
TOML_DISABLE_WARNINGS;
|
|
#include <map>
|
|
#include <iterator>
|
|
TOML_ENABLE_WARNINGS;
|
|
|
|
//******** impl/table.h **********************************************************************************************
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
template <bool IsConst>
|
|
struct table_proxy_pair
|
|
{
|
|
using value_type = std::conditional_t<IsConst, const node, node>;
|
|
|
|
const toml::key& first;
|
|
value_type& second;
|
|
};
|
|
|
|
template <bool IsConst>
|
|
class table_iterator
|
|
{
|
|
private:
|
|
template <bool>
|
|
friend class table_iterator;
|
|
|
|
using proxy_type = table_proxy_pair<IsConst>;
|
|
using mutable_map_iterator = std::map<toml::key, node_ptr, std::less<>>::iterator;
|
|
using const_map_iterator = std::map<toml::key, node_ptr, std::less<>>::const_iterator;
|
|
using map_iterator = std::conditional_t<IsConst, const_map_iterator, mutable_map_iterator>;
|
|
|
|
mutable map_iterator iter_;
|
|
alignas(proxy_type) mutable unsigned char proxy_[sizeof(proxy_type)];
|
|
mutable bool proxy_instantiated_ = false;
|
|
|
|
TOML_NODISCARD
|
|
proxy_type* get_proxy() const noexcept
|
|
{
|
|
if (!proxy_instantiated_)
|
|
{
|
|
auto p = ::new (static_cast<void*>(proxy_)) proxy_type{ iter_->first, *iter_->second.get() };
|
|
proxy_instantiated_ = true;
|
|
return p;
|
|
}
|
|
else
|
|
return TOML_LAUNDER(reinterpret_cast<proxy_type*>(proxy_));
|
|
}
|
|
|
|
public:
|
|
TOML_NODISCARD_CTOR
|
|
table_iterator() noexcept = default;
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|
|
|
TOML_NODISCARD_CTOR
|
|
explicit table_iterator(mutable_map_iterator iter) noexcept //
|
|
: iter_{ iter }
|
|
{}
|
|
|
|
TOML_CONSTRAINED_TEMPLATE(C, bool C = IsConst)
|
|
TOML_NODISCARD_CTOR
|
|
explicit table_iterator(const_map_iterator iter) noexcept //
|
|
: iter_{ iter }
|
|
{}
|
|
|
|
TOML_CONSTRAINED_TEMPLATE(C, bool C = IsConst)
|
|
TOML_NODISCARD_CTOR
|
|
table_iterator(const table_iterator<false>& other) noexcept //
|
|
: iter_{ other.iter_ }
|
|
{}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
table_iterator(const table_iterator& other) noexcept //
|
|
: iter_{ other.iter_ }
|
|
{}
|
|
|
|
table_iterator& operator=(const table_iterator& rhs) noexcept
|
|
{
|
|
iter_ = rhs.iter_;
|
|
proxy_instantiated_ = false;
|
|
return *this;
|
|
}
|
|
|
|
using value_type = table_proxy_pair<IsConst>;
|
|
using reference = value_type&;
|
|
using pointer = value_type*;
|
|
using difference_type = typename std::iterator_traits<map_iterator>::difference_type;
|
|
using iterator_category = typename std::iterator_traits<map_iterator>::iterator_category;
|
|
|
|
table_iterator& operator++() noexcept // ++pre
|
|
{
|
|
++iter_;
|
|
proxy_instantiated_ = false;
|
|
return *this;
|
|
}
|
|
|
|
table_iterator operator++(int) noexcept // post++
|
|
{
|
|
table_iterator out{ iter_ };
|
|
++iter_;
|
|
proxy_instantiated_ = false;
|
|
return out;
|
|
}
|
|
|
|
table_iterator& operator--() noexcept // --pre
|
|
{
|
|
--iter_;
|
|
proxy_instantiated_ = false;
|
|
return *this;
|
|
}
|
|
|
|
table_iterator operator--(int) noexcept // post--
|
|
{
|
|
table_iterator out{ iter_ };
|
|
--iter_;
|
|
proxy_instantiated_ = false;
|
|
return out;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
reference operator*() const noexcept
|
|
{
|
|
return *get_proxy();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
pointer operator->() const noexcept
|
|
{
|
|
return get_proxy();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
explicit operator const map_iterator&() const noexcept
|
|
{
|
|
return iter_;
|
|
}
|
|
|
|
TOML_CONSTRAINED_TEMPLATE(!C, bool C = IsConst)
|
|
TOML_PURE_INLINE_GETTER
|
|
explicit operator const const_map_iterator() const noexcept
|
|
{
|
|
return iter_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator==(const table_iterator& lhs, const table_iterator& rhs) noexcept
|
|
{
|
|
return lhs.iter_ == rhs.iter_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
friend bool operator!=(const table_iterator& lhs, const table_iterator& rhs) noexcept
|
|
{
|
|
return lhs.iter_ != rhs.iter_;
|
|
}
|
|
};
|
|
|
|
struct table_init_pair
|
|
{
|
|
mutable toml::key key;
|
|
mutable node_ptr value;
|
|
|
|
template <typename K, typename V>
|
|
TOML_NODISCARD_CTOR
|
|
table_init_pair(K&& k, V&& v, value_flags flags = preserve_source_value_flags) //
|
|
: key{ static_cast<K&&>(k) },
|
|
value{ make_node(static_cast<V&&>(v), flags) }
|
|
{}
|
|
};
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
using table_iterator = POXY_IMPLEMENTATION_DETAIL(impl::table_iterator<false>);
|
|
|
|
using const_table_iterator = POXY_IMPLEMENTATION_DETAIL(impl::table_iterator<true>);
|
|
|
|
class TOML_EXPORTED_CLASS table : public node
|
|
{
|
|
private:
|
|
|
|
using map_type = std::map<toml::key, impl::node_ptr, std::less<>>;
|
|
using map_pair = std::pair<const toml::key, impl::node_ptr>;
|
|
using map_iterator = typename map_type::iterator;
|
|
using const_map_iterator = typename map_type::const_iterator;
|
|
map_type map_;
|
|
|
|
bool inline_ = false;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
table(const impl::table_init_pair*, const impl::table_init_pair*);
|
|
|
|
public:
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
table() noexcept;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
~table() noexcept;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
table(const table&);
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
table(table&& other) noexcept;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
explicit table(std::initializer_list<impl::table_init_pair> kvps) //
|
|
: table(kvps.begin(), kvps.end())
|
|
{}
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
table& operator=(const table&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
table& operator=(table&& rhs) noexcept;
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
node_type type() const noexcept final
|
|
{
|
|
return node_type::table;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
bool is_homogeneous(node_type ntype) const noexcept final;
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
bool is_homogeneous(node_type ntype, node*& first_nonmatch) noexcept final;
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
bool is_homogeneous(node_type ntype, const node*& first_nonmatch) const noexcept final;
|
|
|
|
template <typename ElemType = void>
|
|
TOML_PURE_GETTER
|
|
bool is_homogeneous() const noexcept
|
|
{
|
|
using type = impl::remove_cvref<impl::unwrap_node<ElemType>>;
|
|
static_assert(std::is_void_v<type> || toml::is_value<type> || toml::is_container<type>,
|
|
"The template type argument of table::is_homogeneous() must be void or one "
|
|
"of:" TOML_SA_UNWRAPPED_NODE_TYPE_LIST);
|
|
|
|
return is_homogeneous(impl::node_type_of<type>);
|
|
}
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_table() const noexcept final
|
|
{
|
|
return true;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_array() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
bool is_array_of_tables() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_value() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_string() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_integer() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_floating_point() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_number() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_boolean() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_date() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_time() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
bool is_date_time() const noexcept final
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
table* as_table() noexcept final
|
|
{
|
|
return this;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
array* as_array() noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
toml::value<std::string>* as_string() noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
toml::value<int64_t>* as_integer() noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
toml::value<double>* as_floating_point() noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
toml::value<bool>* as_boolean() noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
toml::value<date>* as_date() noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
toml::value<time>* as_time() noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
toml::value<date_time>* as_date_time() noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const table* as_table() const noexcept final
|
|
{
|
|
return this;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const array* as_array() const noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const toml::value<std::string>* as_string() const noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const toml::value<int64_t>* as_integer() const noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const toml::value<double>* as_floating_point() const noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const toml::value<bool>* as_boolean() const noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const toml::value<date>* as_date() const noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const toml::value<time>* as_time() const noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
const toml::value<date_time>* as_date_time() const noexcept final
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
bool is_inline() const noexcept
|
|
{
|
|
return inline_;
|
|
}
|
|
|
|
void is_inline(bool val) noexcept
|
|
{
|
|
inline_ = val;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
node* get(std::string_view key) noexcept;
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const node* get(std::string_view key) const noexcept
|
|
{
|
|
return const_cast<table&>(*this).get(key);
|
|
}
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
node* get(std::wstring_view key)
|
|
{
|
|
if (empty())
|
|
return nullptr;
|
|
|
|
return get(impl::narrow(key));
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const node* get(std::wstring_view key) const
|
|
{
|
|
return const_cast<table&>(*this).get(key);
|
|
}
|
|
|
|
#endif // TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
template <typename T>
|
|
TOML_PURE_GETTER
|
|
impl::wrap_node<T>* get_as(std::string_view key) noexcept
|
|
{
|
|
const auto n = this->get(key);
|
|
return n ? n->template as<T>() : nullptr;
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_PURE_GETTER
|
|
const impl::wrap_node<T>* get_as(std::string_view key) const noexcept
|
|
{
|
|
return const_cast<table&>(*this).template get_as<T>(key);
|
|
}
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
impl::wrap_node<T>* get_as(std::wstring_view key)
|
|
{
|
|
if (empty())
|
|
return nullptr;
|
|
|
|
return get_as<T>(impl::narrow(key));
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
const impl::wrap_node<T>* get_as(std::wstring_view key) const
|
|
{
|
|
return const_cast<table&>(*this).template get_as<T>(key);
|
|
}
|
|
|
|
#endif // TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
node& at(std::string_view key);
|
|
|
|
TOML_NODISCARD
|
|
const node& at(std::string_view key) const
|
|
{
|
|
return const_cast<table&>(*this).at(key);
|
|
}
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
node& at(std::wstring_view key)
|
|
{
|
|
return at(impl::narrow(key));
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const node& at(std::wstring_view key) const
|
|
{
|
|
return const_cast<table&>(*this).at(key);
|
|
}
|
|
|
|
#endif // TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
using iterator = toml::table_iterator;
|
|
|
|
using const_iterator = toml::const_table_iterator;
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
iterator begin() noexcept
|
|
{
|
|
return iterator{ map_.begin() };
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const_iterator begin() const noexcept
|
|
{
|
|
return const_iterator{ map_.cbegin() };
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const_iterator cbegin() const noexcept
|
|
{
|
|
return const_iterator{ map_.cbegin() };
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
iterator end() noexcept
|
|
{
|
|
return iterator{ map_.end() };
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const_iterator end() const noexcept
|
|
{
|
|
return const_iterator{ map_.cend() };
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const_iterator cend() const noexcept
|
|
{
|
|
return const_iterator{ map_.cend() };
|
|
}
|
|
|
|
private:
|
|
|
|
template <typename T, typename Table>
|
|
using for_each_value_ref = impl::copy_cvref<impl::wrap_node<impl::remove_cvref<impl::unwrap_node<T>>>, Table>;
|
|
|
|
template <typename Func, typename Table, typename T>
|
|
static constexpr bool can_for_each = std::is_invocable_v<Func, const key&, for_each_value_ref<T, Table>> //
|
|
|| std::is_invocable_v<Func, for_each_value_ref<T, Table>>;
|
|
|
|
template <typename Func, typename Table, typename T>
|
|
static constexpr bool can_for_each_nothrow =
|
|
std::is_nothrow_invocable_v<Func, const key&, for_each_value_ref<T, Table>> //
|
|
|| std::is_nothrow_invocable_v<Func, for_each_value_ref<T, Table>>;
|
|
|
|
template <typename Func, typename Table>
|
|
static constexpr bool can_for_each_any = can_for_each<Func, Table, table> //
|
|
|| can_for_each<Func, Table, array> //
|
|
|| can_for_each<Func, Table, std::string> //
|
|
|| can_for_each<Func, Table, int64_t> //
|
|
|| can_for_each<Func, Table, double> //
|
|
|| can_for_each<Func, Table, bool> //
|
|
|| can_for_each<Func, Table, date> //
|
|
|| can_for_each<Func, Table, time> //
|
|
|| can_for_each<Func, Table, date_time>;
|
|
|
|
template <typename Func, typename Table, typename T>
|
|
static constexpr bool for_each_is_nothrow_one = !can_for_each<Func, Table, T> //
|
|
|| can_for_each_nothrow<Func, Table, T>;
|
|
|
|
// clang-format off
|
|
|
|
template <typename Func, typename Table>
|
|
static constexpr bool for_each_is_nothrow = for_each_is_nothrow_one<Func, Table, table> //
|
|
&& for_each_is_nothrow_one<Func, Table, array> //
|
|
&& for_each_is_nothrow_one<Func, Table, std::string> //
|
|
&& for_each_is_nothrow_one<Func, Table, int64_t> //
|
|
&& for_each_is_nothrow_one<Func, Table, double> //
|
|
&& for_each_is_nothrow_one<Func, Table, bool> //
|
|
&& for_each_is_nothrow_one<Func, Table, date> //
|
|
&& for_each_is_nothrow_one<Func, Table, time> //
|
|
&& for_each_is_nothrow_one<Func, Table, date_time>;
|
|
|
|
// clang-format on
|
|
|
|
template <typename Func, typename Table>
|
|
static void do_for_each(Func&& visitor, Table&& tbl) noexcept(for_each_is_nothrow<Func&&, Table&&>)
|
|
{
|
|
static_assert(can_for_each_any<Func&&, Table&&>,
|
|
"TOML table for_each visitors must be invocable for at least one of the toml::node "
|
|
"specializations:" TOML_SA_NODE_TYPE_LIST);
|
|
|
|
using kvp_type = impl::copy_cv<map_pair, std::remove_reference_t<Table>>;
|
|
|
|
for (kvp_type& kvp : tbl.map_)
|
|
{
|
|
using node_ref = impl::copy_cvref<toml::node, Table&&>;
|
|
static_assert(std::is_reference_v<node_ref>);
|
|
|
|
const auto keep_going =
|
|
static_cast<node_ref>(*kvp.second)
|
|
.visit(
|
|
[&](auto&& v)
|
|
#if !TOML_MSVC // MSVC thinks this is invalid syntax O_o
|
|
noexcept(for_each_is_nothrow_one<Func&&, Table&&, decltype(v)>)
|
|
#endif
|
|
{
|
|
using value_ref = for_each_value_ref<decltype(v), Table&&>;
|
|
static_assert(std::is_reference_v<value_ref>);
|
|
|
|
// func(key, val)
|
|
if constexpr (std::is_invocable_v<Func&&, const key&, value_ref>)
|
|
{
|
|
using return_type = decltype(static_cast<Func&&>(
|
|
visitor)(static_cast<const key&>(kvp.first), static_cast<value_ref>(v)));
|
|
|
|
if constexpr (impl::is_constructible_or_convertible<bool, return_type>)
|
|
{
|
|
return static_cast<bool>(static_cast<Func&&>(
|
|
visitor)(static_cast<const key&>(kvp.first), static_cast<value_ref>(v)));
|
|
}
|
|
else
|
|
{
|
|
static_cast<Func&&>(visitor)(static_cast<const key&>(kvp.first),
|
|
static_cast<value_ref>(v));
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// func(val)
|
|
else if constexpr (std::is_invocable_v<Func&&, value_ref>)
|
|
{
|
|
using return_type =
|
|
decltype(static_cast<Func&&>(visitor)(static_cast<value_ref>(v)));
|
|
|
|
if constexpr (impl::is_constructible_or_convertible<bool, return_type>)
|
|
{
|
|
return static_cast<bool>(
|
|
static_cast<Func&&>(visitor)(static_cast<value_ref>(v)));
|
|
}
|
|
else
|
|
{
|
|
static_cast<Func&&>(visitor)(static_cast<value_ref>(v));
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// visitor not compatible with this particular type
|
|
else
|
|
return true;
|
|
});
|
|
|
|
if (!keep_going)
|
|
return;
|
|
}
|
|
}
|
|
|
|
public:
|
|
|
|
template <typename Func>
|
|
table& for_each(Func&& visitor) & noexcept(for_each_is_nothrow<Func&&, table&>)
|
|
{
|
|
do_for_each(static_cast<Func&&>(visitor), *this);
|
|
return *this;
|
|
}
|
|
|
|
template <typename Func>
|
|
table&& for_each(Func&& visitor) && noexcept(for_each_is_nothrow<Func&&, table&&>)
|
|
{
|
|
do_for_each(static_cast<Func&&>(visitor), static_cast<table&&>(*this));
|
|
return static_cast<table&&>(*this);
|
|
}
|
|
|
|
template <typename Func>
|
|
const table& for_each(Func&& visitor) const& noexcept(for_each_is_nothrow<Func&&, const table&>)
|
|
{
|
|
do_for_each(static_cast<Func&&>(visitor), *this);
|
|
return *this;
|
|
}
|
|
|
|
template <typename Func>
|
|
const table&& for_each(Func&& visitor) const&& noexcept(for_each_is_nothrow<Func&&, const table&&>)
|
|
{
|
|
do_for_each(static_cast<Func&&>(visitor), static_cast<const table&&>(*this));
|
|
return static_cast<const table&&>(*this);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
bool empty() const noexcept
|
|
{
|
|
return map_.empty();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
size_t size() const noexcept
|
|
{
|
|
return map_.size();
|
|
}
|
|
|
|
private:
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
map_iterator get_lower_bound(std::string_view) noexcept;
|
|
|
|
public:
|
|
|
|
TOML_PURE_GETTER
|
|
iterator lower_bound(std::string_view key) noexcept
|
|
{
|
|
return iterator{ get_lower_bound(key) };
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
const_iterator lower_bound(std::string_view key) const noexcept
|
|
{
|
|
return const_iterator{ const_cast<table&>(*this).get_lower_bound(key) };
|
|
}
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
iterator lower_bound(std::wstring_view key)
|
|
{
|
|
if (empty())
|
|
return end();
|
|
|
|
return lower_bound(impl::narrow(key));
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const_iterator lower_bound(std::wstring_view key) const
|
|
{
|
|
if (empty())
|
|
return end();
|
|
|
|
return lower_bound(impl::narrow(key));
|
|
}
|
|
|
|
#endif // TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
iterator find(std::string_view key) noexcept;
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
const_iterator find(std::string_view key) const noexcept;
|
|
|
|
TOML_PURE_GETTER
|
|
bool contains(std::string_view key) const noexcept
|
|
{
|
|
return get(key) != nullptr;
|
|
}
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
iterator find(std::wstring_view key)
|
|
{
|
|
if (empty())
|
|
return end();
|
|
|
|
return find(impl::narrow(key));
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const_iterator find(std::wstring_view key) const
|
|
{
|
|
return find(impl::narrow(key));
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
bool contains(std::wstring_view key) const
|
|
{
|
|
return contains(impl::narrow(key));
|
|
}
|
|
|
|
#endif // TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
private:
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
map_iterator erase(const_map_iterator) noexcept;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
map_iterator erase(const_map_iterator, const_map_iterator) noexcept;
|
|
|
|
public:
|
|
|
|
iterator erase(iterator pos) noexcept
|
|
{
|
|
return iterator{ erase(const_map_iterator{ pos }) };
|
|
}
|
|
|
|
iterator erase(const_iterator pos) noexcept
|
|
{
|
|
return iterator{ erase(const_map_iterator{ pos }) };
|
|
}
|
|
|
|
iterator erase(const_iterator begin, const_iterator end) noexcept
|
|
{
|
|
return iterator{ erase(const_map_iterator{ begin }, const_map_iterator{ end }) };
|
|
}
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
size_t erase(std::string_view key) noexcept;
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
size_t erase(std::wstring_view key)
|
|
{
|
|
if (empty())
|
|
return false;
|
|
|
|
return erase(impl::narrow(key));
|
|
}
|
|
|
|
#endif // TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
table& prune(bool recursive = true) & noexcept;
|
|
|
|
table&& prune(bool recursive = true) && noexcept
|
|
{
|
|
return static_cast<toml::table&&>(this->prune(recursive));
|
|
}
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void clear() noexcept;
|
|
|
|
private:
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
map_iterator insert_with_hint(const_iterator, key&&, impl::node_ptr&&);
|
|
|
|
public:
|
|
|
|
TOML_CONSTRAINED_TEMPLATE((is_key_or_convertible<KeyType&&> || impl::is_wide_string<KeyType>),
|
|
typename ValueType = void,
|
|
typename KeyType,
|
|
typename... ValueArgs)
|
|
iterator emplace_hint(const_iterator hint, KeyType&& key, ValueArgs&&... args)
|
|
{
|
|
static_assert(!impl::is_wide_string<KeyType> || TOML_ENABLE_WINDOWS_COMPAT,
|
|
"Emplacement using wide-character keys is only supported on Windows with "
|
|
"TOML_ENABLE_WINDOWS_COMPAT enabled.");
|
|
|
|
using raw_value_type = impl::remove_cvref<ValueType>;
|
|
using value_type = std::
|
|
conditional_t<std::is_void_v<raw_value_type>, impl::emplaced_type_of<ValueArgs&&...>, raw_value_type>;
|
|
|
|
if constexpr (impl::is_wide_string<KeyType>)
|
|
{
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
return emplace_hint<value_type>(hint,
|
|
impl::narrow(static_cast<KeyType&&>(key)),
|
|
static_cast<ValueArgs&&>(args)...);
|
|
#else
|
|
static_assert(impl::dependent_false<KeyType>, "Evaluated unreachable branch!");
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
static constexpr auto moving_node_ptr = std::is_same_v<value_type, impl::node_ptr> //
|
|
&& sizeof...(ValueArgs) == 1u //
|
|
&& impl::first_is_same<impl::node_ptr&&, ValueArgs&&...>;
|
|
using unwrapped_type = impl::remove_cvref<impl::unwrap_node<value_type>>;
|
|
|
|
static_assert(moving_node_ptr //
|
|
|| impl::is_native<unwrapped_type> //
|
|
|| impl::is_one_of<unwrapped_type, table, array>, //
|
|
"ValueType argument of table::emplace_hint() must be one "
|
|
"of:" TOML_SA_UNWRAPPED_NODE_TYPE_LIST);
|
|
|
|
map_iterator ipos = insert_with_hint(hint, toml::key{ static_cast<KeyType&&>(key) }, nullptr);
|
|
|
|
// if second is nullptr then we successully claimed the key and inserted the empty sentinel,
|
|
// so now we have to construct the actual value
|
|
if (!ipos->second)
|
|
{
|
|
if constexpr (moving_node_ptr)
|
|
ipos->second = std::move(static_cast<ValueArgs&&>(args)...);
|
|
else
|
|
{
|
|
#if TOML_COMPILER_HAS_EXCEPTIONS
|
|
try
|
|
{
|
|
#endif
|
|
ipos->second.reset(
|
|
new impl::wrap_node<unwrapped_type>{ static_cast<ValueArgs&&>(args)... });
|
|
#if TOML_COMPILER_HAS_EXCEPTIONS
|
|
}
|
|
catch (...)
|
|
{
|
|
erase(const_map_iterator{ ipos }); // strong exception guarantee
|
|
throw;
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
return iterator{ ipos };
|
|
}
|
|
}
|
|
|
|
TOML_CONSTRAINED_TEMPLATE((is_key_or_convertible<KeyType&&> || impl::is_wide_string<KeyType>),
|
|
typename KeyType,
|
|
typename ValueType)
|
|
std::pair<iterator, bool> insert(KeyType&& key,
|
|
ValueType&& val,
|
|
value_flags flags = preserve_source_value_flags)
|
|
{
|
|
static_assert(!impl::is_wide_string<KeyType> || TOML_ENABLE_WINDOWS_COMPAT,
|
|
"Insertion using wide-character keys is only supported on Windows with "
|
|
"TOML_ENABLE_WINDOWS_COMPAT enabled.");
|
|
|
|
if constexpr (is_node_view<ValueType>)
|
|
{
|
|
if (!val)
|
|
return { end(), false };
|
|
}
|
|
|
|
if constexpr (impl::is_wide_string<KeyType>)
|
|
{
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
return insert(impl::narrow(static_cast<KeyType&&>(key)), static_cast<ValueType&&>(val), flags);
|
|
#else
|
|
static_assert(impl::dependent_false<KeyType>, "Evaluated unreachable branch!");
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
const auto key_view = std::string_view{ key };
|
|
map_iterator ipos = get_lower_bound(key_view);
|
|
if (ipos == map_.end() || ipos->first != key_view)
|
|
{
|
|
ipos = insert_with_hint(const_iterator{ ipos },
|
|
toml::key{ static_cast<KeyType&&>(key) },
|
|
impl::make_node(static_cast<ValueType&&>(val), flags));
|
|
return { iterator{ ipos }, true };
|
|
}
|
|
return { iterator{ ipos }, false };
|
|
}
|
|
}
|
|
|
|
TOML_CONSTRAINED_TEMPLATE((!is_key_or_convertible<Iter> && !impl::is_wide_string<Iter>), typename Iter)
|
|
void insert(Iter begin, Iter end, value_flags flags = preserve_source_value_flags)
|
|
{
|
|
if (begin == end)
|
|
return;
|
|
for (auto it = begin; it != end; it++)
|
|
{
|
|
if constexpr (std::is_rvalue_reference_v<decltype(*it)>)
|
|
insert(std::move((*it).first), std::move((*it).second), flags);
|
|
else
|
|
insert((*it).first, (*it).second, flags);
|
|
}
|
|
}
|
|
|
|
TOML_CONSTRAINED_TEMPLATE((is_key_or_convertible<KeyType&&> || impl::is_wide_string<KeyType>),
|
|
typename KeyType,
|
|
typename ValueType)
|
|
std::pair<iterator, bool> insert_or_assign(KeyType&& key,
|
|
ValueType&& val,
|
|
value_flags flags = preserve_source_value_flags)
|
|
{
|
|
static_assert(!impl::is_wide_string<KeyType> || TOML_ENABLE_WINDOWS_COMPAT,
|
|
"Insertion using wide-character keys is only supported on Windows with "
|
|
"TOML_ENABLE_WINDOWS_COMPAT enabled.");
|
|
|
|
if constexpr (is_node_view<ValueType>)
|
|
{
|
|
if (!val)
|
|
return { end(), false };
|
|
}
|
|
|
|
if constexpr (impl::is_wide_string<KeyType>)
|
|
{
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
return insert_or_assign(impl::narrow(static_cast<KeyType&&>(key)),
|
|
static_cast<ValueType&&>(val),
|
|
flags);
|
|
#else
|
|
static_assert(impl::dependent_false<KeyType>, "Evaluated unreachable branch!");
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
const auto key_view = std::string_view{ key };
|
|
map_iterator ipos = get_lower_bound(key_view);
|
|
if (ipos == map_.end() || ipos->first != key_view)
|
|
{
|
|
ipos = insert_with_hint(const_iterator{ ipos },
|
|
toml::key{ static_cast<KeyType&&>(key) },
|
|
impl::make_node(static_cast<ValueType&&>(val), flags));
|
|
return { iterator{ ipos }, true };
|
|
}
|
|
else
|
|
{
|
|
(*ipos).second = impl::make_node(static_cast<ValueType&&>(val), flags);
|
|
return { iterator{ ipos }, false };
|
|
}
|
|
}
|
|
}
|
|
|
|
TOML_CONSTRAINED_TEMPLATE((is_key_or_convertible<KeyType&&> || impl::is_wide_string<KeyType>),
|
|
typename ValueType = void,
|
|
typename KeyType,
|
|
typename... ValueArgs)
|
|
std::pair<iterator, bool> emplace(KeyType&& key, ValueArgs&&... args)
|
|
{
|
|
static_assert(!impl::is_wide_string<KeyType> || TOML_ENABLE_WINDOWS_COMPAT,
|
|
"Emplacement using wide-character keys is only supported on Windows with "
|
|
"TOML_ENABLE_WINDOWS_COMPAT enabled.");
|
|
|
|
using raw_value_type = impl::remove_cvref<ValueType>;
|
|
using value_type = std::
|
|
conditional_t<std::is_void_v<raw_value_type>, impl::emplaced_type_of<ValueArgs&&...>, raw_value_type>;
|
|
|
|
if constexpr (impl::is_wide_string<KeyType>)
|
|
{
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
return emplace<value_type>(impl::narrow(static_cast<KeyType&&>(key)),
|
|
static_cast<ValueArgs&&>(args)...);
|
|
#else
|
|
static_assert(impl::dependent_false<KeyType>, "Evaluated unreachable branch!");
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
using unwrapped_type = impl::remove_cvref<impl::unwrap_node<value_type>>;
|
|
static_assert((impl::is_native<unwrapped_type> || impl::is_one_of<unwrapped_type, table, array>),
|
|
"ValueType argument of table::emplace() must be one "
|
|
"of:" TOML_SA_UNWRAPPED_NODE_TYPE_LIST);
|
|
|
|
const auto key_view = std::string_view{ key };
|
|
auto ipos = get_lower_bound(key_view);
|
|
if (ipos == map_.end() || ipos->first != key_view)
|
|
{
|
|
ipos = insert_with_hint(
|
|
const_iterator{ ipos },
|
|
toml::key{ static_cast<KeyType&&>(key) },
|
|
impl::node_ptr{ new impl::wrap_node<unwrapped_type>{ static_cast<ValueArgs&&>(args)... } });
|
|
return { iterator{ ipos }, true };
|
|
}
|
|
return { iterator{ ipos }, false };
|
|
}
|
|
}
|
|
|
|
using node::operator[]; // inherit operator[toml::path]
|
|
|
|
TOML_NODISCARD
|
|
node_view<node> operator[](std::string_view key) noexcept
|
|
{
|
|
return node_view<node>{ get(key) };
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node_view<const node> operator[](std::string_view key) const noexcept
|
|
{
|
|
return node_view<const node>{ get(key) };
|
|
}
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
node_view<node> operator[](std::wstring_view key)
|
|
{
|
|
return node_view<node>{ get(key) };
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node_view<const node> operator[](std::wstring_view key) const
|
|
{
|
|
return node_view<const node>{ get(key) };
|
|
}
|
|
|
|
#endif // TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
private:
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXPORTED_STATIC_FUNCTION
|
|
static bool TOML_CALLCONV equal(const table&, const table&) noexcept;
|
|
|
|
public:
|
|
|
|
TOML_NODISCARD
|
|
friend bool operator==(const table& lhs, const table& rhs) noexcept
|
|
{
|
|
return equal(lhs, rhs);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
friend bool operator!=(const table& lhs, const table& rhs) noexcept
|
|
{
|
|
return !equal(lhs, rhs);
|
|
}
|
|
|
|
#if TOML_ENABLE_FORMATTERS
|
|
|
|
friend std::ostream& operator<<(std::ostream& lhs, const table& rhs)
|
|
{
|
|
impl::print_to_stream(lhs, rhs);
|
|
return lhs;
|
|
}
|
|
|
|
#endif
|
|
};
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/unicode_autogenerated.h ******************************************************************************
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
#if TOML_GCC && TOML_GCC < 9
|
|
#pragma GCC push_options
|
|
#pragma GCC optimize("O1") // codegen bugs
|
|
#endif
|
|
|
|
// the functions in this namespace block are automatically generated by a tool - they are not meant to be hand-edited
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_ascii_horizontal_whitespace(char32_t c) noexcept
|
|
{
|
|
return c == U'\t' || c == U' ';
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_non_ascii_horizontal_whitespace(char32_t c) noexcept
|
|
{
|
|
// 20 code units from 8 ranges (spanning a search area of 65120)
|
|
|
|
if (c < U'\xA0' || c > U'\uFEFF')
|
|
return false;
|
|
|
|
const auto child_index_0 = (static_cast<uint_least64_t>(c) - 0xA0ull) / 0x3FAull;
|
|
if ((1ull << child_index_0) & 0x7FFFFFFFFFFFF75Eull)
|
|
return false;
|
|
if (c == U'\xA0' || c == U'\u3000' || c == U'\uFEFF')
|
|
return true;
|
|
switch (child_index_0)
|
|
{
|
|
case 0x05: return c == U'\u1680' || c == U'\u180E';
|
|
case 0x07:
|
|
return (U'\u2000' <= c && c <= U'\u200B') || (U'\u205F' <= c && c <= U'\u2060') || c == U'\u202F';
|
|
default: TOML_UNREACHABLE;
|
|
}
|
|
|
|
TOML_UNREACHABLE;
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_ascii_vertical_whitespace(char32_t c) noexcept
|
|
{
|
|
return c >= U'\n' && c <= U'\r';
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_non_ascii_vertical_whitespace(char32_t c) noexcept
|
|
{
|
|
return (U'\u2028' <= c && c <= U'\u2029') || c == U'\x85';
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_ascii_bare_key_character(char32_t c) noexcept
|
|
{
|
|
#if TOML_LANG_UNRELEASED // toml/issues/644 ('+' in bare keys)
|
|
if TOML_UNLIKELY(c == U'+')
|
|
return true;
|
|
#endif
|
|
// 64 code units from 5 ranges (spanning a search area of 78)
|
|
|
|
if (c < U'-' || c > U'z')
|
|
return false;
|
|
|
|
return (((static_cast<uint_least64_t>(c) - 0x2Dull) / 0x40ull) != 0ull)
|
|
|| ((1ull << (static_cast<uint_least64_t>(c) - 0x2Dull)) & 0xFFF43FFFFFF01FF9ull);
|
|
}
|
|
|
|
#if TOML_LANG_UNRELEASED // toml/pull/891 (unicode bare keys)
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_non_ascii_bare_key_character(char32_t c) noexcept
|
|
{
|
|
// 971732 code units from 16 ranges (spanning a search area of 982862)
|
|
|
|
if (c < U'\xB2' || c > U'\U000EFFFF')
|
|
return false;
|
|
|
|
const auto child_index_0 = (static_cast<uint_least64_t>(c) - 0xB2ull) / 0x3BFEull;
|
|
if ((1ull << child_index_0) & 0xFFFFFFFFFFFFFFE6ull)
|
|
return true;
|
|
switch (child_index_0)
|
|
{
|
|
case 0x00: // [0] 00B2 - 3CAF
|
|
{
|
|
// 12710 code units from 13 ranges (spanning a search area of 15358)
|
|
|
|
TOML_ASSUME(c >= U'\xB2' && c <= U'\u3CAF');
|
|
|
|
constexpr uint_least64_t bitmask_table_1[] = {
|
|
0xFFFFFFDFFFFFDC83u, 0xFFFFFFFFFFFFFFDFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFEFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0x000000000C003FFFu, 0xC000000000006000u, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0x000000003FFFFFFFu,
|
|
0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u,
|
|
0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u,
|
|
0x0000000000000000u, 0x0000000000000000u, 0xFFFFC00000000000u, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0x0000000000003FFFu, 0x0000000000000000u, 0x0000000000000000u,
|
|
0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u,
|
|
0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u,
|
|
0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u,
|
|
0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u,
|
|
0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u,
|
|
0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u,
|
|
0x0000000000000000u, 0xFFFFFFFFFFFFC000u, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0x3FFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFF8000u, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
|
|
0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0x3FFFFFFFFFFFFFFFu,
|
|
};
|
|
return bitmask_table_1[(static_cast<uint_least64_t>(c) - 0xB2ull) / 0x40ull]
|
|
& (0x1ull << ((static_cast<uint_least64_t>(c) - 0xB2ull) % 0x40ull));
|
|
}
|
|
case 0x03: return c <= U'\uD7FF';
|
|
case 0x04:
|
|
return (U'\uF900' <= c && c <= U'\uFDCF') || (U'\uFDF0' <= c && c <= U'\uFFFD') || U'\U00010000' <= c;
|
|
default: TOML_UNREACHABLE;
|
|
}
|
|
|
|
TOML_UNREACHABLE;
|
|
}
|
|
|
|
#endif // TOML_LANG_UNRELEASED
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
#if TOML_GCC && TOML_GCC < 9
|
|
#pragma GCC pop_options
|
|
#endif
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/unicode.h ********************************************************************************************
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_string_delimiter(char32_t c) noexcept
|
|
{
|
|
return c == U'"' || c == U'\'';
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_ascii_letter(char32_t c) noexcept
|
|
{
|
|
return (c >= U'a' && c <= U'z') || (c >= U'A' && c <= U'Z');
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_binary_digit(char32_t c) noexcept
|
|
{
|
|
return c == U'0' || c == U'1';
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_octal_digit(char32_t c) noexcept
|
|
{
|
|
return (c >= U'0' && c <= U'7');
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_decimal_digit(char32_t c) noexcept
|
|
{
|
|
return (c >= U'0' && c <= U'9');
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_hexadecimal_digit(char32_t c) noexcept
|
|
{
|
|
return U'0' <= c && c <= U'f' && (1ull << (static_cast<uint_least64_t>(c) - 0x30u)) & 0x7E0000007E03FFull;
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_CONST_GETTER
|
|
constexpr uint_least32_t hex_to_dec(const T c) noexcept
|
|
{
|
|
if constexpr (std::is_same_v<remove_cvref<T>, uint_least32_t>)
|
|
return c >= 0x41u // >= 'A'
|
|
? 10u + (c | 0x20u) - 0x61u // - 'a'
|
|
: c - 0x30u // - '0'
|
|
;
|
|
else
|
|
return hex_to_dec(static_cast<uint_least32_t>(c));
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_horizontal_whitespace(char32_t c) noexcept
|
|
{
|
|
return is_ascii_horizontal_whitespace(c) || is_non_ascii_horizontal_whitespace(c);
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_vertical_whitespace(char32_t c) noexcept
|
|
{
|
|
return is_ascii_vertical_whitespace(c) || is_non_ascii_vertical_whitespace(c);
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_whitespace(char32_t c) noexcept
|
|
{
|
|
return is_horizontal_whitespace(c) || is_vertical_whitespace(c);
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_bare_key_character(char32_t c) noexcept
|
|
{
|
|
return is_ascii_bare_key_character(c)
|
|
#if TOML_LANG_UNRELEASED // toml/pull/891 (unicode bare keys)
|
|
|| is_non_ascii_bare_key_character(c)
|
|
#endif
|
|
;
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_value_terminator(char32_t c) noexcept
|
|
{
|
|
return is_whitespace(c) || c == U']' || c == U'}' || c == U',' || c == U'#';
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_control_character(char c) noexcept
|
|
{
|
|
return c <= '\u001F' || c == '\u007F';
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_control_character(char32_t c) noexcept
|
|
{
|
|
return c <= U'\u001F' || c == U'\u007F';
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_nontab_control_character(char32_t c) noexcept
|
|
{
|
|
return c <= U'\u0008' || (c >= U'\u000A' && c <= U'\u001F') || c == U'\u007F';
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
constexpr bool is_unicode_surrogate(char32_t c) noexcept
|
|
{
|
|
return c >= 0xD800u && c <= 0xDFFF;
|
|
}
|
|
|
|
struct utf8_decoder
|
|
{
|
|
// utf8_decoder based on this: https://bjoern.hoehrmann.de/utf-8/decoder/dfa/
|
|
// Copyright (c) 2008-2009 Bjoern Hoehrmann <bjoern@hoehrmann.de>
|
|
|
|
uint_least32_t state{};
|
|
char32_t codepoint{};
|
|
|
|
static constexpr uint8_t state_table[]{
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1,
|
|
1, 1, 1, 1, 1, 1, 1, 1, 1, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7,
|
|
7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
|
|
7, 7, 7, 8, 8, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
|
|
2, 2, 2, 2, 2, 2, 2, 2, 10, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 3, 3, 11, 6, 6,
|
|
6, 5, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
|
|
0, 12, 24, 36, 60, 96, 84, 12, 12, 12, 48, 72, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 0, 12,
|
|
12, 12, 12, 12, 0, 12, 0, 12, 12, 12, 24, 12, 12, 12, 12, 12, 24, 12, 24, 12, 12, 12, 12, 12, 12, 12, 12,
|
|
12, 24, 12, 12, 12, 12, 12, 24, 12, 12, 12, 12, 12, 12, 12, 24, 12, 12, 12, 12, 12, 12, 12, 12, 12, 36, 12,
|
|
36, 12, 12, 12, 36, 12, 12, 12, 12, 12, 36, 12, 36, 12, 12, 12, 36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12
|
|
};
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
constexpr bool error() const noexcept
|
|
{
|
|
return state == uint_least32_t{ 12u };
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
constexpr bool has_code_point() const noexcept
|
|
{
|
|
return state == uint_least32_t{};
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
constexpr bool needs_more_input() const noexcept
|
|
{
|
|
return !has_code_point() && !error();
|
|
}
|
|
|
|
constexpr void operator()(uint8_t byte) noexcept
|
|
{
|
|
TOML_ASSERT_ASSUME(!error());
|
|
|
|
const auto type = state_table[byte];
|
|
|
|
codepoint = static_cast<char32_t>(has_code_point() ? (uint_least32_t{ 255u } >> type) & byte
|
|
: (byte& uint_least32_t{ 63u })
|
|
| (static_cast<uint_least32_t>(codepoint) << 6));
|
|
|
|
state = state_table[state + uint_least32_t{ 256u } + type];
|
|
}
|
|
|
|
TOML_ALWAYS_INLINE
|
|
constexpr void operator()(char c) noexcept
|
|
{
|
|
operator()(static_cast<uint8_t>(c));
|
|
}
|
|
|
|
TOML_ALWAYS_INLINE
|
|
constexpr void reset() noexcept
|
|
{
|
|
state = {};
|
|
}
|
|
};
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_ATTR(nonnull)
|
|
bool is_ascii(const char* str, size_t len) noexcept;
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/parse_error.h ****************************************************************************************
|
|
|
|
#if TOML_ENABLE_PARSER
|
|
|
|
//******** impl/std_except.h *****************************************************************************************
|
|
|
|
TOML_DISABLE_WARNINGS;
|
|
#if TOML_EXCEPTIONS
|
|
#include <stdexcept>
|
|
#endif
|
|
TOML_ENABLE_WARNINGS;
|
|
|
|
//******** impl/parse_error.h ****************************************************************************************
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
#if TOML_DOXYGEN || !TOML_EXCEPTIONS
|
|
#define TOML_PARSE_ERROR_BASE
|
|
#else
|
|
#define TOML_PARSE_ERROR_BASE : public std::runtime_error
|
|
#endif
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
TOML_ABI_NAMESPACE_BOOL(TOML_EXCEPTIONS, ex, noex);
|
|
|
|
class parse_error TOML_PARSE_ERROR_BASE
|
|
{
|
|
private:
|
|
#if !TOML_EXCEPTIONS
|
|
std::string description_;
|
|
#endif
|
|
source_region source_;
|
|
|
|
public:
|
|
#if TOML_EXCEPTIONS
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_ATTR(nonnull)
|
|
parse_error(const char* desc, source_region&& src) noexcept //
|
|
: std::runtime_error{ desc },
|
|
source_{ std::move(src) }
|
|
{}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_ATTR(nonnull)
|
|
parse_error(const char* desc, const source_region& src) noexcept //
|
|
: parse_error{ desc, source_region{ src } }
|
|
{}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_ATTR(nonnull)
|
|
parse_error(const char* desc, const source_position& position, const source_path_ptr& path = {}) noexcept
|
|
: parse_error{ desc, source_region{ position, position, path } }
|
|
{}
|
|
|
|
#else
|
|
|
|
TOML_NODISCARD_CTOR
|
|
parse_error(std::string&& desc, source_region&& src) noexcept //
|
|
: description_{ std::move(desc) },
|
|
source_{ std::move(src) }
|
|
{}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
parse_error(std::string&& desc, const source_region& src) noexcept //
|
|
: parse_error{ std::move(desc), source_region{ src } }
|
|
{}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
parse_error(std::string&& desc, const source_position& position, const source_path_ptr& path = {}) noexcept
|
|
: parse_error{ std::move(desc), source_region{ position, position, path } }
|
|
{}
|
|
|
|
#endif
|
|
|
|
TOML_NODISCARD
|
|
std::string_view description() const noexcept
|
|
{
|
|
#if TOML_EXCEPTIONS
|
|
return std::string_view{ what() };
|
|
#else
|
|
return description_;
|
|
#endif
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const source_region& source() const noexcept
|
|
{
|
|
return source_;
|
|
}
|
|
|
|
friend std::ostream& operator<<(std::ostream& lhs, const parse_error& rhs)
|
|
{
|
|
impl::print_to_stream(lhs, rhs.description());
|
|
impl::print_to_stream(lhs, "\n\t(error occurred at "sv);
|
|
impl::print_to_stream(lhs, rhs.source());
|
|
impl::print_to_stream(lhs, ")"sv);
|
|
return lhs;
|
|
}
|
|
};
|
|
|
|
TOML_ABI_NAMESPACE_END; // TOML_EXCEPTIONS
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#undef TOML_PARSE_ERROR_BASE
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
#endif // TOML_ENABLE_PARSER
|
|
|
|
//******** impl/parse_result.h ***************************************************************************************
|
|
|
|
#if TOML_DOXYGEN || (TOML_ENABLE_PARSER && !TOML_EXCEPTIONS)
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
TOML_ABI_NAMESPACE_START(noex);
|
|
|
|
class parse_result
|
|
{
|
|
private:
|
|
struct storage_t
|
|
{
|
|
static constexpr size_t size =
|
|
(sizeof(toml::table) < sizeof(parse_error) ? sizeof(parse_error) : sizeof(toml::table));
|
|
static constexpr size_t align =
|
|
(alignof(toml::table) < alignof(parse_error) ? alignof(parse_error) : alignof(toml::table));
|
|
|
|
alignas(align) unsigned char bytes[size];
|
|
};
|
|
|
|
alignas(storage_t::align) mutable storage_t storage_;
|
|
bool err_;
|
|
|
|
template <typename Type>
|
|
TOML_NODISCARD
|
|
TOML_ALWAYS_INLINE
|
|
static Type* get_as(storage_t& s) noexcept
|
|
{
|
|
return TOML_LAUNDER(reinterpret_cast<Type*>(s.bytes));
|
|
}
|
|
|
|
void destroy() noexcept
|
|
{
|
|
if (err_)
|
|
get_as<parse_error>(storage_)->~parse_error();
|
|
else
|
|
get_as<toml::table>(storage_)->~table();
|
|
}
|
|
|
|
public:
|
|
|
|
TOML_NODISCARD_CTOR
|
|
parse_result() noexcept //
|
|
: err_{ true }
|
|
{
|
|
::new (static_cast<void*>(storage_.bytes)) parse_error{ std::string{}, source_region{} };
|
|
}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit parse_result(toml::table&& tbl) noexcept //
|
|
: err_{ false }
|
|
{
|
|
::new (static_cast<void*>(storage_.bytes)) toml::table{ std::move(tbl) };
|
|
}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit parse_result(parse_error&& err) noexcept //
|
|
: err_{ true }
|
|
{
|
|
::new (static_cast<void*>(storage_.bytes)) parse_error{ std::move(err) };
|
|
}
|
|
|
|
TOML_NODISCARD_CTOR
|
|
parse_result(parse_result&& res) noexcept //
|
|
: err_{ res.err_ }
|
|
{
|
|
if (err_)
|
|
::new (static_cast<void*>(storage_.bytes)) parse_error{ std::move(res).error() };
|
|
else
|
|
::new (static_cast<void*>(storage_.bytes)) toml::table{ std::move(res).table() };
|
|
}
|
|
|
|
parse_result& operator=(parse_result&& rhs) noexcept
|
|
{
|
|
if (err_ != rhs.err_)
|
|
{
|
|
destroy();
|
|
err_ = rhs.err_;
|
|
if (err_)
|
|
::new (static_cast<void*>(storage_.bytes)) parse_error{ std::move(rhs).error() };
|
|
else
|
|
::new (static_cast<void*>(storage_.bytes)) toml::table{ std::move(rhs).table() };
|
|
}
|
|
else
|
|
{
|
|
if (err_)
|
|
error() = std::move(rhs).error();
|
|
else
|
|
table() = std::move(rhs).table();
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
~parse_result() noexcept
|
|
{
|
|
destroy();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
bool succeeded() const noexcept
|
|
{
|
|
return !err_;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
bool failed() const noexcept
|
|
{
|
|
return err_;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
explicit operator bool() const noexcept
|
|
{
|
|
return !err_;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
toml::table& table() & noexcept
|
|
{
|
|
TOML_ASSERT_ASSUME(!err_);
|
|
return *get_as<toml::table>(storage_);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
toml::table&& table() && noexcept
|
|
{
|
|
TOML_ASSERT_ASSUME(!err_);
|
|
return static_cast<toml::table&&>(*get_as<toml::table>(storage_));
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const toml::table& table() const& noexcept
|
|
{
|
|
TOML_ASSERT_ASSUME(!err_);
|
|
return *get_as<const toml::table>(storage_);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
/* implicit */ operator toml::table&() noexcept
|
|
{
|
|
return table();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
/* implicit */ operator toml::table&&() noexcept
|
|
{
|
|
return std::move(table());
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
/* implicit */ operator const toml::table&() const noexcept
|
|
{
|
|
return table();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
parse_error& error() & noexcept
|
|
{
|
|
TOML_ASSERT_ASSUME(err_);
|
|
return *get_as<parse_error>(storage_);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
parse_error&& error() && noexcept
|
|
{
|
|
TOML_ASSERT_ASSUME(err_);
|
|
return static_cast<parse_error&&>(*get_as<parse_error>(storage_));
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const parse_error& error() const& noexcept
|
|
{
|
|
TOML_ASSERT_ASSUME(err_);
|
|
return *get_as<const parse_error>(storage_);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
explicit operator parse_error&() noexcept
|
|
{
|
|
return error();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
explicit operator parse_error&&() noexcept
|
|
{
|
|
return std::move(error());
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
explicit operator const parse_error&() const noexcept
|
|
{
|
|
return error();
|
|
}
|
|
|
|
using iterator = table_iterator;
|
|
|
|
using const_iterator = const_table_iterator;
|
|
|
|
TOML_NODISCARD
|
|
table_iterator begin() noexcept
|
|
{
|
|
return err_ ? table_iterator{} : table().begin();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const_table_iterator begin() const noexcept
|
|
{
|
|
return err_ ? const_table_iterator{} : table().begin();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const_table_iterator cbegin() const noexcept
|
|
{
|
|
return err_ ? const_table_iterator{} : table().cbegin();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
table_iterator end() noexcept
|
|
{
|
|
return err_ ? table_iterator{} : table().end();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const_table_iterator end() const noexcept
|
|
{
|
|
return err_ ? const_table_iterator{} : table().end();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const_table_iterator cend() const noexcept
|
|
{
|
|
return err_ ? const_table_iterator{} : table().cend();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node_view<node> at_path(std::string_view path) noexcept
|
|
{
|
|
return err_ ? node_view<node>{} : table().at_path(path);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node_view<const node> at_path(std::string_view path) const noexcept
|
|
{
|
|
return err_ ? node_view<const node>{} : table().at_path(path);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node_view<node> at_path(const toml::path& path) noexcept
|
|
{
|
|
return err_ ? node_view<node>{} : table().at_path(path);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node_view<const node> at_path(const toml::path& path) const noexcept
|
|
{
|
|
return err_ ? node_view<const node>{} : table().at_path(path);
|
|
}
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
node_view<node> at_path(std::wstring_view path)
|
|
{
|
|
return err_ ? node_view<node>{} : table().at_path(path);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node_view<const node> at_path(std::wstring_view path) const
|
|
{
|
|
return err_ ? node_view<const node>{} : table().at_path(path);
|
|
}
|
|
|
|
#endif
|
|
|
|
TOML_NODISCARD
|
|
node_view<node> operator[](const toml::path& path) noexcept
|
|
{
|
|
return err_ ? node_view<node>{} : table()[path];
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node_view<const node> operator[](const toml::path& path) const noexcept
|
|
{
|
|
return err_ ? node_view<const node>{} : table()[path];
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node_view<node> operator[](std::string_view key) noexcept
|
|
{
|
|
return err_ ? node_view<node>{} : table()[key];
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node_view<const node> operator[](std::string_view key) const noexcept
|
|
{
|
|
return err_ ? node_view<const node>{} : table()[key];
|
|
}
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
node_view<node> operator[](std::wstring_view key)
|
|
{
|
|
return err_ ? node_view<node>{} : table()[key];
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node_view<const node> operator[](std::wstring_view key) const
|
|
{
|
|
return err_ ? node_view<const node>{} : table()[key];
|
|
}
|
|
|
|
#endif // TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
#if TOML_ENABLE_FORMATTERS
|
|
|
|
friend std::ostream& operator<<(std::ostream& os, const parse_result& result)
|
|
{
|
|
return result.err_ ? (os << result.error()) : (os << result.table());
|
|
}
|
|
|
|
#endif
|
|
};
|
|
|
|
TOML_ABI_NAMESPACE_END;
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
#endif // TOML_ENABLE_PARSER && !TOML_EXCEPTIONS
|
|
|
|
//******** impl/parser.h *********************************************************************************************
|
|
|
|
#if TOML_ENABLE_PARSER
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
TOML_ABI_NAMESPACE_BOOL(TOML_EXCEPTIONS, ex, noex);
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
parse_result TOML_CALLCONV parse(std::string_view doc, std::string_view source_path = {});
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
parse_result TOML_CALLCONV parse(std::string_view doc, std::string && source_path);
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
parse_result TOML_CALLCONV parse_file(std::string_view file_path);
|
|
|
|
#if TOML_HAS_CHAR8
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
parse_result TOML_CALLCONV parse(std::u8string_view doc, std::string_view source_path = {});
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
parse_result TOML_CALLCONV parse(std::u8string_view doc, std::string && source_path);
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
parse_result TOML_CALLCONV parse_file(std::u8string_view file_path);
|
|
|
|
#endif // TOML_HAS_CHAR8
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
parse_result TOML_CALLCONV parse(std::string_view doc, std::wstring_view source_path);
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
parse_result TOML_CALLCONV parse(std::istream & doc, std::wstring_view source_path);
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
parse_result TOML_CALLCONV parse_file(std::wstring_view file_path);
|
|
|
|
#endif // TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
#if TOML_HAS_CHAR8 && TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
parse_result TOML_CALLCONV parse(std::u8string_view doc, std::wstring_view source_path);
|
|
|
|
#endif // TOML_HAS_CHAR8 && TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
parse_result TOML_CALLCONV parse(std::istream & doc, std::string_view source_path = {});
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_FREE_FUNCTION
|
|
parse_result TOML_CALLCONV parse(std::istream & doc, std::string && source_path);
|
|
|
|
TOML_ABI_NAMESPACE_END; // TOML_EXCEPTIONS
|
|
|
|
inline namespace literals
|
|
{
|
|
TOML_ABI_NAMESPACE_BOOL(TOML_EXCEPTIONS, lit_ex, lit_noex);
|
|
|
|
TOML_NODISCARD
|
|
TOML_ALWAYS_INLINE
|
|
parse_result operator"" _toml(const char* str, size_t len)
|
|
{
|
|
return parse(std::string_view{ str, len });
|
|
}
|
|
|
|
#if TOML_HAS_CHAR8
|
|
|
|
TOML_NODISCARD
|
|
TOML_ALWAYS_INLINE
|
|
parse_result operator"" _toml(const char8_t* str, size_t len)
|
|
{
|
|
return parse(std::u8string_view{ str, len });
|
|
}
|
|
|
|
#endif // TOML_HAS_CHAR8
|
|
|
|
TOML_ABI_NAMESPACE_END; // TOML_EXCEPTIONS
|
|
}
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
#endif // TOML_ENABLE_PARSER
|
|
|
|
//******** impl/formatter.h ******************************************************************************************
|
|
|
|
#if TOML_ENABLE_FORMATTERS
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
struct formatter_constants
|
|
{
|
|
format_flags mandatory_flags;
|
|
format_flags ignored_flags;
|
|
|
|
std::string_view float_pos_inf;
|
|
std::string_view float_neg_inf;
|
|
std::string_view float_nan;
|
|
|
|
std::string_view bool_true;
|
|
std::string_view bool_false;
|
|
};
|
|
|
|
struct formatter_config
|
|
{
|
|
format_flags flags;
|
|
std::string_view indent;
|
|
};
|
|
|
|
class TOML_EXPORTED_CLASS formatter
|
|
{
|
|
private:
|
|
const node* source_;
|
|
#if TOML_ENABLE_PARSER && !TOML_EXCEPTIONS
|
|
const parse_result* result_;
|
|
#endif
|
|
const formatter_constants* constants_;
|
|
formatter_config config_;
|
|
size_t indent_columns_;
|
|
format_flags int_format_mask_;
|
|
std::ostream* stream_; //
|
|
int indent_; // these are set in attach()
|
|
bool naked_newline_; //
|
|
|
|
protected:
|
|
TOML_PURE_INLINE_GETTER
|
|
const node& source() const noexcept
|
|
{
|
|
return *source_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
std::ostream& stream() const noexcept
|
|
{
|
|
return *stream_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
int indent() const noexcept
|
|
{
|
|
return indent_;
|
|
}
|
|
|
|
void indent(int level) noexcept
|
|
{
|
|
indent_ = level;
|
|
}
|
|
|
|
void increase_indent() noexcept
|
|
{
|
|
indent_++;
|
|
}
|
|
|
|
void decrease_indent() noexcept
|
|
{
|
|
indent_--;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
size_t indent_columns() const noexcept
|
|
{
|
|
return indent_columns_;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
bool indent_array_elements() const noexcept
|
|
{
|
|
return !!(config_.flags & format_flags::indent_array_elements);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
bool indent_sub_tables() const noexcept
|
|
{
|
|
return !!(config_.flags & format_flags::indent_sub_tables);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
bool literal_strings_allowed() const noexcept
|
|
{
|
|
return !!(config_.flags & format_flags::allow_literal_strings);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
bool multi_line_strings_allowed() const noexcept
|
|
{
|
|
return !!(config_.flags & format_flags::allow_multi_line_strings);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
bool real_tabs_in_strings_allowed() const noexcept
|
|
{
|
|
return !!(config_.flags & format_flags::allow_real_tabs_in_strings);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
bool unicode_strings_allowed() const noexcept
|
|
{
|
|
return !!(config_.flags & format_flags::allow_unicode_strings);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
bool terse_kvps() const noexcept
|
|
{
|
|
return !!(config_.flags & format_flags::terse_key_value_pairs);
|
|
}
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void attach(std::ostream& stream) noexcept;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void detach() noexcept;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print_newline(bool force = false);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print_indent();
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print_unformatted(char);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print_unformatted(std::string_view);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print_string(std::string_view str, bool allow_multi_line = true, bool allow_bare = false);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print(const value<std::string>&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print(const value<int64_t>&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print(const value<double>&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print(const value<bool>&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print(const value<date>&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print(const value<time>&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print(const value<date_time>&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print_value(const node&, node_type);
|
|
|
|
TOML_NODISCARD
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
bool dump_failed_parse_result();
|
|
|
|
TOML_NODISCARD_CTOR
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
formatter(const node*, const parse_result*, const formatter_constants&, const formatter_config&) noexcept;
|
|
};
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
#endif // TOML_ENABLE_FORMATTERS
|
|
|
|
//******** impl/toml_formatter.h *************************************************************************************
|
|
|
|
#if TOML_ENABLE_FORMATTERS
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
class TOML_EXPORTED_CLASS toml_formatter : impl::formatter
|
|
{
|
|
private:
|
|
|
|
using base = impl::formatter;
|
|
std::vector<const key*> key_path_;
|
|
bool pending_table_separator_ = false;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print_pending_table_separator();
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print(const key&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print_inline(const toml::table&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print(const toml::array&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print(const toml::table&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print();
|
|
|
|
static constexpr impl::formatter_constants constants = { format_flags::none, // mandatory
|
|
format_flags::none, // ignored
|
|
"inf"sv,
|
|
"-inf"sv,
|
|
"nan"sv,
|
|
"true"sv,
|
|
"false"sv };
|
|
|
|
public:
|
|
|
|
static constexpr format_flags default_flags = constants.mandatory_flags //
|
|
| format_flags::allow_literal_strings //
|
|
| format_flags::allow_multi_line_strings //
|
|
| format_flags::allow_unicode_strings //
|
|
| format_flags::allow_real_tabs_in_strings //
|
|
| format_flags::allow_binary_integers //
|
|
| format_flags::allow_octal_integers //
|
|
| format_flags::allow_hexadecimal_integers //
|
|
| format_flags::indentation;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit toml_formatter(const toml::node& source, format_flags flags = default_flags) noexcept
|
|
: base{ &source, nullptr, constants, { flags, " "sv } }
|
|
{}
|
|
|
|
#if TOML_DOXYGEN || (TOML_ENABLE_PARSER && !TOML_EXCEPTIONS)
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit toml_formatter(const toml::parse_result& result, format_flags flags = default_flags) noexcept
|
|
: base{ nullptr, &result, constants, { flags, " "sv } }
|
|
{}
|
|
|
|
#endif
|
|
|
|
friend std::ostream& operator<<(std::ostream& lhs, toml_formatter& rhs)
|
|
{
|
|
rhs.attach(lhs);
|
|
rhs.key_path_.clear();
|
|
rhs.print();
|
|
rhs.detach();
|
|
return lhs;
|
|
}
|
|
|
|
friend std::ostream& operator<<(std::ostream& lhs, toml_formatter&& rhs)
|
|
{
|
|
return lhs << rhs; // as lvalue
|
|
}
|
|
};
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
#endif // TOML_ENABLE_FORMATTERS
|
|
|
|
//******** impl/json_formatter.h *************************************************************************************
|
|
|
|
#if TOML_ENABLE_FORMATTERS
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
class TOML_EXPORTED_CLASS json_formatter : impl::formatter
|
|
{
|
|
private:
|
|
|
|
using base = impl::formatter;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print(const toml::table&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print(const toml::array&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print();
|
|
|
|
static constexpr impl::formatter_constants constants = {
|
|
format_flags::quote_dates_and_times, // mandatory
|
|
format_flags::allow_literal_strings | format_flags::allow_multi_line_strings, // ignored
|
|
"Infinity"sv,
|
|
"-Infinity"sv,
|
|
"NaN"sv,
|
|
"true"sv,
|
|
"false"sv
|
|
};
|
|
|
|
public:
|
|
|
|
static constexpr format_flags default_flags = constants.mandatory_flags //
|
|
| format_flags::quote_infinities_and_nans //
|
|
| format_flags::allow_unicode_strings //
|
|
| format_flags::indentation;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit json_formatter(const toml::node& source, format_flags flags = default_flags) noexcept
|
|
: base{ &source, nullptr, constants, { flags, " "sv } }
|
|
{}
|
|
|
|
#if TOML_DOXYGEN || (TOML_ENABLE_PARSER && !TOML_EXCEPTIONS)
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit json_formatter(const toml::parse_result& result, format_flags flags = default_flags) noexcept
|
|
: base{ nullptr, &result, constants, { flags, " "sv } }
|
|
{}
|
|
|
|
#endif
|
|
|
|
friend std::ostream& operator<<(std::ostream& lhs, json_formatter& rhs)
|
|
{
|
|
rhs.attach(lhs);
|
|
rhs.print();
|
|
rhs.detach();
|
|
return lhs;
|
|
}
|
|
|
|
friend std::ostream& operator<<(std::ostream& lhs, json_formatter&& rhs)
|
|
{
|
|
return lhs << rhs; // as lvalue
|
|
}
|
|
};
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
#endif // TOML_ENABLE_FORMATTERS
|
|
|
|
//******** impl/yaml_formatter.h *************************************************************************************
|
|
|
|
#if TOML_ENABLE_FORMATTERS
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
class TOML_EXPORTED_CLASS yaml_formatter : impl::formatter
|
|
{
|
|
private:
|
|
|
|
using base = impl::formatter;
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print_yaml_string(const value<std::string>&);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print(const toml::table&, bool = false);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print(const toml::array&, bool = false);
|
|
|
|
TOML_EXPORTED_MEMBER_FUNCTION
|
|
void print();
|
|
|
|
static constexpr impl::formatter_constants constants = {
|
|
//
|
|
format_flags::quote_dates_and_times | format_flags::indentation, // mandatory
|
|
format_flags::allow_multi_line_strings, // ignored
|
|
".inf"sv,
|
|
"-.inf"sv,
|
|
".NAN"sv,
|
|
"true"sv,
|
|
"false"sv
|
|
};
|
|
|
|
public:
|
|
|
|
static constexpr format_flags default_flags = constants.mandatory_flags //
|
|
| format_flags::allow_literal_strings //
|
|
| format_flags::allow_unicode_strings //
|
|
| format_flags::allow_octal_integers //
|
|
| format_flags::allow_hexadecimal_integers;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit yaml_formatter(const toml::node& source, format_flags flags = default_flags) noexcept
|
|
: base{ &source, nullptr, constants, { flags, " "sv } }
|
|
{}
|
|
|
|
#if TOML_DOXYGEN || (TOML_ENABLE_PARSER && !TOML_EXCEPTIONS)
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit yaml_formatter(const toml::parse_result& result, format_flags flags = default_flags) noexcept
|
|
: base{ nullptr, &result, constants, { flags, " "sv } }
|
|
{}
|
|
|
|
#endif
|
|
|
|
friend std::ostream& TOML_CALLCONV operator<<(std::ostream& lhs, yaml_formatter& rhs)
|
|
{
|
|
rhs.attach(lhs);
|
|
rhs.print();
|
|
rhs.detach();
|
|
return lhs;
|
|
}
|
|
|
|
friend std::ostream& TOML_CALLCONV operator<<(std::ostream& lhs, yaml_formatter&& rhs)
|
|
{
|
|
return lhs << rhs; // as lvalue
|
|
}
|
|
};
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
#endif // TOML_ENABLE_FORMATTERS
|
|
|
|
#if TOML_IMPLEMENTATION
|
|
|
|
//******** impl/std_string.inl ***************************************************************************************
|
|
|
|
#if TOML_WINDOWS
|
|
|
|
#ifndef _WINDOWS_
|
|
#if TOML_INCLUDE_WINDOWS_H
|
|
#include <Windows.h>
|
|
#else
|
|
|
|
extern "C" __declspec(dllimport) int __stdcall WideCharToMultiByte(unsigned int CodePage,
|
|
unsigned long dwFlags,
|
|
const wchar_t* lpWideCharStr,
|
|
int cchWideChar,
|
|
char* lpMultiByteStr,
|
|
int cbMultiByte,
|
|
const char* lpDefaultChar,
|
|
int* lpUsedDefaultChar);
|
|
|
|
extern "C" __declspec(dllimport) int __stdcall MultiByteToWideChar(unsigned int CodePage,
|
|
unsigned long dwFlags,
|
|
const char* lpMultiByteStr,
|
|
int cbMultiByte,
|
|
wchar_t* lpWideCharStr,
|
|
int cchWideChar);
|
|
|
|
#endif // TOML_INCLUDE_WINDOWS_H
|
|
#endif // _WINDOWS_
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
TOML_EXTERNAL_LINKAGE
|
|
std::string narrow(std::wstring_view str)
|
|
{
|
|
if (str.empty())
|
|
return {};
|
|
|
|
std::string s;
|
|
const auto len =
|
|
::WideCharToMultiByte(65001, 0, str.data(), static_cast<int>(str.length()), nullptr, 0, nullptr, nullptr);
|
|
if (len)
|
|
{
|
|
s.resize(static_cast<size_t>(len));
|
|
::WideCharToMultiByte(65001,
|
|
0,
|
|
str.data(),
|
|
static_cast<int>(str.length()),
|
|
s.data(),
|
|
len,
|
|
nullptr,
|
|
nullptr);
|
|
}
|
|
return s;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
std::wstring widen(std::string_view str)
|
|
{
|
|
if (str.empty())
|
|
return {};
|
|
|
|
std::wstring s;
|
|
const auto len = ::MultiByteToWideChar(65001, 0, str.data(), static_cast<int>(str.length()), nullptr, 0);
|
|
if (len)
|
|
{
|
|
s.resize(static_cast<size_t>(len));
|
|
::MultiByteToWideChar(65001, 0, str.data(), static_cast<int>(str.length()), s.data(), len);
|
|
}
|
|
return s;
|
|
}
|
|
|
|
#if TOML_HAS_CHAR8
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
std::wstring widen(std::u8string_view str)
|
|
{
|
|
if (str.empty())
|
|
return {};
|
|
|
|
return widen(std::string_view{ reinterpret_cast<const char*>(str.data()), str.length() });
|
|
}
|
|
|
|
#endif // TOML_HAS_CHAR8
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
#endif // TOML_WINDOWS
|
|
|
|
//******** impl/print_to_stream.inl **********************************************************************************
|
|
|
|
TOML_DISABLE_WARNINGS;
|
|
#include <ostream>
|
|
#if TOML_INT_CHARCONV || TOML_FLOAT_CHARCONV
|
|
#include <charconv>
|
|
#endif
|
|
#if !TOML_INT_CHARCONV || !TOML_FLOAT_CHARCONV
|
|
#include <sstream>
|
|
#endif
|
|
#if !TOML_INT_CHARCONV
|
|
#include <iomanip>
|
|
#endif
|
|
TOML_ENABLE_WARNINGS;
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_ANON_NAMESPACE_START
|
|
{
|
|
template <typename T>
|
|
inline constexpr size_t charconv_buffer_length = 0;
|
|
|
|
template <>
|
|
inline constexpr size_t charconv_buffer_length<int8_t> = 4; // strlen("-128")
|
|
|
|
template <>
|
|
inline constexpr size_t charconv_buffer_length<int16_t> = 6; // strlen("-32768")
|
|
|
|
template <>
|
|
inline constexpr size_t charconv_buffer_length<int32_t> = 11; // strlen("-2147483648")
|
|
|
|
template <>
|
|
inline constexpr size_t charconv_buffer_length<int64_t> = 20; // strlen("-9223372036854775808")
|
|
|
|
template <>
|
|
inline constexpr size_t charconv_buffer_length<uint8_t> = 3; // strlen("255")
|
|
|
|
template <>
|
|
inline constexpr size_t charconv_buffer_length<uint16_t> = 5; // strlen("65535")
|
|
|
|
template <>
|
|
inline constexpr size_t charconv_buffer_length<uint32_t> = 10; // strlen("4294967295")
|
|
|
|
template <>
|
|
inline constexpr size_t charconv_buffer_length<uint64_t> = 20; // strlen("18446744073709551615")
|
|
|
|
template <>
|
|
inline constexpr size_t charconv_buffer_length<float> = 64;
|
|
|
|
template <>
|
|
inline constexpr size_t charconv_buffer_length<double> = 64;
|
|
|
|
template <typename T>
|
|
TOML_INTERNAL_LINKAGE
|
|
void print_integer_to_stream(std::ostream & stream, T val, value_flags format = {}, size_t min_digits = 0)
|
|
{
|
|
if (!val)
|
|
{
|
|
if (!min_digits)
|
|
min_digits = 1;
|
|
|
|
for (size_t i = 0; i < min_digits; i++)
|
|
stream.put('0');
|
|
|
|
return;
|
|
}
|
|
|
|
static constexpr auto value_flags_mask =
|
|
value_flags::format_as_binary | value_flags::format_as_octal | value_flags::format_as_hexadecimal;
|
|
format &= value_flags_mask;
|
|
|
|
int base = 10;
|
|
if (format != value_flags::none && val > T{})
|
|
{
|
|
switch (format)
|
|
{
|
|
case value_flags::format_as_binary: base = 2; break;
|
|
case value_flags::format_as_octal: base = 8; break;
|
|
case value_flags::format_as_hexadecimal: base = 16; break;
|
|
default: break;
|
|
}
|
|
}
|
|
|
|
#if TOML_INT_CHARCONV
|
|
|
|
char buf[(sizeof(T) * CHAR_BIT)];
|
|
const auto res = std::to_chars(buf, buf + sizeof(buf), val, base);
|
|
const auto len = static_cast<size_t>(res.ptr - buf);
|
|
for (size_t i = len; i < min_digits; i++)
|
|
stream.put('0');
|
|
if (base == 16)
|
|
{
|
|
for (size_t i = 0; i < len; i++)
|
|
if (buf[i] >= 'a')
|
|
buf[i] -= 32;
|
|
}
|
|
impl::print_to_stream(stream, buf, len);
|
|
|
|
#else
|
|
|
|
using unsigned_type = std::conditional_t<(sizeof(T) > sizeof(unsigned)), std::make_unsigned_t<T>, unsigned>;
|
|
using cast_type = std::conditional_t<std::is_signed_v<T>, std::make_signed_t<unsigned_type>, unsigned_type>;
|
|
|
|
if (base == 2)
|
|
{
|
|
const auto len = sizeof(T) * CHAR_BIT;
|
|
for (size_t i = len; i < min_digits; i++)
|
|
stream.put('0');
|
|
|
|
bool found_one = false;
|
|
const auto v = static_cast<unsigned_type>(val);
|
|
unsigned_type mask = unsigned_type{ 1 } << (len - 1u);
|
|
for (size_t i = 0; i < len; i++)
|
|
{
|
|
if ((v & mask))
|
|
{
|
|
stream.put('1');
|
|
found_one = true;
|
|
}
|
|
else if (found_one)
|
|
stream.put('0');
|
|
mask >>= 1;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
std::ostringstream ss;
|
|
ss.imbue(std::locale::classic());
|
|
ss << std::uppercase << std::setbase(base);
|
|
if (min_digits)
|
|
ss << std::setfill('0') << std::setw(static_cast<int>(min_digits));
|
|
ss << static_cast<cast_type>(val);
|
|
const auto str = std::move(ss).str();
|
|
impl::print_to_stream(stream, str);
|
|
}
|
|
|
|
#endif
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_INTERNAL_LINKAGE
|
|
void print_floating_point_to_stream(std::ostream & stream,
|
|
T val,
|
|
value_flags format,
|
|
[[maybe_unused]] bool relaxed_precision)
|
|
{
|
|
switch (impl::fpclassify(val))
|
|
{
|
|
case impl::fp_class::neg_inf: impl::print_to_stream(stream, "-inf"sv); break;
|
|
|
|
case impl::fp_class::pos_inf: impl::print_to_stream(stream, "inf"sv); break;
|
|
|
|
case impl::fp_class::nan: impl::print_to_stream(stream, "nan"sv); break;
|
|
|
|
case impl::fp_class::ok:
|
|
{
|
|
static constexpr auto needs_decimal_point = [](auto&& s) noexcept
|
|
{
|
|
for (auto c : s)
|
|
if (c == '.' || c == 'E' || c == 'e')
|
|
return false;
|
|
return true;
|
|
};
|
|
|
|
#if TOML_FLOAT_CHARCONV
|
|
|
|
const auto hex = !!(format & value_flags::format_as_hexadecimal);
|
|
char buf[charconv_buffer_length<T>];
|
|
auto res = hex ? std::to_chars(buf, buf + sizeof(buf), val, std::chars_format::hex)
|
|
: std::to_chars(buf, buf + sizeof(buf), val);
|
|
auto str = std::string_view{ buf, static_cast<size_t>(res.ptr - buf) };
|
|
|
|
char buf2[charconv_buffer_length<T>];
|
|
if (!hex && relaxed_precision)
|
|
{
|
|
res = std::to_chars(buf2, buf2 + sizeof(buf2), val, std::chars_format::general, 6);
|
|
const auto str2 = std::string_view{ buf2, static_cast<size_t>(res.ptr - buf2) };
|
|
if (str2.length() < str.length())
|
|
str = str2;
|
|
}
|
|
|
|
impl::print_to_stream(stream, str);
|
|
if (!hex && needs_decimal_point(str))
|
|
toml::impl::print_to_stream(stream, ".0"sv);
|
|
|
|
#else
|
|
|
|
std::ostringstream ss;
|
|
ss.imbue(std::locale::classic());
|
|
if (!relaxed_precision)
|
|
ss.precision(std::numeric_limits<T>::max_digits10);
|
|
if (!!(format & value_flags::format_as_hexadecimal))
|
|
ss << std::hexfloat;
|
|
ss << val;
|
|
const auto str = std::move(ss).str();
|
|
impl::print_to_stream(stream, str);
|
|
if (!(format & value_flags::format_as_hexadecimal) && needs_decimal_point(str))
|
|
impl::print_to_stream(stream, ".0"sv);
|
|
|
|
#endif
|
|
}
|
|
break;
|
|
|
|
default: TOML_UNREACHABLE;
|
|
}
|
|
}
|
|
}
|
|
TOML_ANON_NAMESPACE_END;
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
TOML_EXTERNAL_LINKAGE
|
|
TOML_ATTR(nonnull)
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, const char* val, size_t len)
|
|
{
|
|
stream.write(val, static_cast<std::streamsize>(len));
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, std::string_view val)
|
|
{
|
|
stream.write(val.data(), static_cast<std::streamsize>(val.length()));
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, const std::string& val)
|
|
{
|
|
stream.write(val.data(), static_cast<std::streamsize>(val.length()));
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, char val)
|
|
{
|
|
stream.put(val);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, signed char val, value_flags format, size_t min_digits)
|
|
{
|
|
TOML_ANON_NAMESPACE::print_integer_to_stream(stream, val, format, min_digits);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, signed short val, value_flags format, size_t min_digits)
|
|
{
|
|
TOML_ANON_NAMESPACE::print_integer_to_stream(stream, val, format, min_digits);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, signed int val, value_flags format, size_t min_digits)
|
|
{
|
|
TOML_ANON_NAMESPACE::print_integer_to_stream(stream, val, format, min_digits);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, signed long val, value_flags format, size_t min_digits)
|
|
{
|
|
TOML_ANON_NAMESPACE::print_integer_to_stream(stream, val, format, min_digits);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream,
|
|
signed long long val,
|
|
value_flags format,
|
|
size_t min_digits)
|
|
{
|
|
TOML_ANON_NAMESPACE::print_integer_to_stream(stream, val, format, min_digits);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, unsigned char val, value_flags format, size_t min_digits)
|
|
{
|
|
TOML_ANON_NAMESPACE::print_integer_to_stream(stream, val, format, min_digits);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, unsigned short val, value_flags format, size_t min_digits)
|
|
{
|
|
TOML_ANON_NAMESPACE::print_integer_to_stream(stream, val, format, min_digits);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, unsigned int val, value_flags format, size_t min_digits)
|
|
{
|
|
TOML_ANON_NAMESPACE::print_integer_to_stream(stream, val, format, min_digits);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, unsigned long val, value_flags format, size_t min_digits)
|
|
{
|
|
TOML_ANON_NAMESPACE::print_integer_to_stream(stream, val, format, min_digits);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream,
|
|
unsigned long long val,
|
|
value_flags format,
|
|
size_t min_digits)
|
|
{
|
|
TOML_ANON_NAMESPACE::print_integer_to_stream(stream, val, format, min_digits);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, float val, value_flags format, bool relaxed_precision)
|
|
{
|
|
TOML_ANON_NAMESPACE::print_floating_point_to_stream(stream, val, format, relaxed_precision);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, double val, value_flags format, bool relaxed_precision)
|
|
{
|
|
TOML_ANON_NAMESPACE::print_floating_point_to_stream(stream, val, format, relaxed_precision);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, bool val)
|
|
{
|
|
print_to_stream(stream, val ? "true"sv : "false"sv);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, const toml::date& val)
|
|
{
|
|
print_to_stream(stream, val.year, {}, 4);
|
|
stream.put('-');
|
|
print_to_stream(stream, val.month, {}, 2);
|
|
stream.put('-');
|
|
print_to_stream(stream, val.day, {}, 2);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, const toml::time& val)
|
|
{
|
|
print_to_stream(stream, val.hour, {}, 2);
|
|
stream.put(':');
|
|
print_to_stream(stream, val.minute, {}, 2);
|
|
stream.put(':');
|
|
print_to_stream(stream, val.second, {}, 2);
|
|
if (val.nanosecond && val.nanosecond <= 999999999u)
|
|
{
|
|
stream.put('.');
|
|
auto ns = val.nanosecond;
|
|
size_t digits = 9u;
|
|
while (ns % 10u == 0u)
|
|
{
|
|
ns /= 10u;
|
|
digits--;
|
|
}
|
|
print_to_stream(stream, ns, {}, digits);
|
|
}
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, const toml::time_offset& val)
|
|
{
|
|
if (!val.minutes)
|
|
{
|
|
stream.put('Z');
|
|
return;
|
|
}
|
|
|
|
auto mins = static_cast<int>(val.minutes);
|
|
if (mins < 0)
|
|
{
|
|
stream.put('-');
|
|
mins = -mins;
|
|
}
|
|
else
|
|
stream.put('+');
|
|
const auto hours = mins / 60;
|
|
if (hours)
|
|
{
|
|
print_to_stream(stream, static_cast<unsigned int>(hours), {}, 2);
|
|
mins -= hours * 60;
|
|
}
|
|
else
|
|
print_to_stream(stream, "00"sv);
|
|
stream.put(':');
|
|
print_to_stream(stream, static_cast<unsigned int>(mins), {}, 2);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, const toml::date_time& val)
|
|
{
|
|
print_to_stream(stream, val.date);
|
|
stream.put('T');
|
|
print_to_stream(stream, val.time);
|
|
if (val.offset)
|
|
print_to_stream(stream, *val.offset);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, const source_position& val)
|
|
{
|
|
print_to_stream(stream, "line "sv);
|
|
print_to_stream(stream, val.line);
|
|
print_to_stream(stream, ", column "sv);
|
|
print_to_stream(stream, val.column);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, const source_region& val)
|
|
{
|
|
print_to_stream(stream, val.begin);
|
|
if (val.path)
|
|
{
|
|
print_to_stream(stream, " of '"sv);
|
|
print_to_stream(stream, *val.path);
|
|
stream.put('\'');
|
|
}
|
|
}
|
|
|
|
#if TOML_ENABLE_FORMATTERS
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, const array& arr)
|
|
{
|
|
stream << toml_formatter{ arr };
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, const table& tbl)
|
|
{
|
|
stream << toml_formatter{ tbl };
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, const value<std::string>& val)
|
|
{
|
|
stream << toml_formatter{ val };
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, const value<int64_t>& val)
|
|
{
|
|
stream << toml_formatter{ val };
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, const value<double>& val)
|
|
{
|
|
stream << toml_formatter{ val };
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, const value<bool>& val)
|
|
{
|
|
stream << toml_formatter{ val };
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, const value<date>& val)
|
|
{
|
|
stream << toml_formatter{ val };
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, const value<time>& val)
|
|
{
|
|
stream << toml_formatter{ val };
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void TOML_CALLCONV print_to_stream(std::ostream & stream, const value<date_time>& val)
|
|
{
|
|
stream << toml_formatter{ val };
|
|
}
|
|
|
|
#endif
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/node.inl *********************************************************************************************
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
TOML_EXTERNAL_LINKAGE
|
|
node::node() noexcept = default;
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node::~node() noexcept = default;
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node::node(node && other) noexcept //
|
|
: source_{ std::exchange(other.source_, {}) }
|
|
{}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node::node(const node& /*other*/) noexcept
|
|
{
|
|
// does not copy source information - this is not an error
|
|
//
|
|
// see https://github.com/marzer/tomlplusplus/issues/49#issuecomment-665089577
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node& node::operator=(const node& /*rhs*/) noexcept
|
|
{
|
|
// does not copy source information - this is not an error
|
|
//
|
|
// see https://github.com/marzer/tomlplusplus/issues/49#issuecomment-665089577
|
|
|
|
source_ = {};
|
|
return *this;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node& node::operator=(node&& rhs) noexcept
|
|
{
|
|
if (&rhs != this)
|
|
source_ = std::exchange(rhs.source_, {});
|
|
return *this;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node_view<node> node::at_path(std::string_view path) noexcept
|
|
{
|
|
return toml::at_path(*this, path);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node_view<const node> node::at_path(std::string_view path) const noexcept
|
|
{
|
|
return toml::at_path(*this, path);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node_view<node> node::at_path(const path& p) noexcept
|
|
{
|
|
return toml::at_path(*this, p);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node_view<const node> node::at_path(const path& p) const noexcept
|
|
{
|
|
return toml::at_path(*this, p);
|
|
}
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node_view<node> node::at_path(std::wstring_view path)
|
|
{
|
|
return toml::at_path(*this, path);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node_view<const node> node::at_path(std::wstring_view path) const
|
|
{
|
|
return toml::at_path(*this, path);
|
|
}
|
|
|
|
#endif // TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node_view<node> node::operator[](const path& p) noexcept
|
|
{
|
|
return toml::at_path(*this, p);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node_view<const node> node::operator[](const path& p) const noexcept
|
|
{
|
|
return toml::at_path(*this, p);
|
|
}
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
TOML_PURE_GETTER
|
|
TOML_EXTERNAL_LINKAGE
|
|
bool TOML_CALLCONV node_deep_equality(const node* lhs, const node* rhs) noexcept
|
|
{
|
|
// both same or both null
|
|
if (lhs == rhs)
|
|
return true;
|
|
|
|
// lhs null != rhs null or different types
|
|
if ((!lhs != !rhs) || lhs->type() != rhs->type())
|
|
return false;
|
|
|
|
return lhs->visit(
|
|
[=](auto& l) noexcept
|
|
{
|
|
using concrete_type = remove_cvref<decltype(l)>;
|
|
|
|
return l == *(rhs->as<concrete_type>());
|
|
});
|
|
}
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/at_path.inl ******************************************************************************************
|
|
|
|
TOML_DISABLE_WARNINGS;
|
|
#if TOML_INT_CHARCONV
|
|
#include <charconv>
|
|
#else
|
|
#include <sstream>
|
|
#endif
|
|
TOML_ENABLE_WARNINGS;
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
TOML_EXTERNAL_LINKAGE
|
|
bool TOML_CALLCONV parse_path(const std::string_view path,
|
|
void* const data,
|
|
const parse_path_callback<std::string_view> on_key,
|
|
const parse_path_callback<size_t> on_index)
|
|
{
|
|
// a blank string is a valid path; it's just one component representing the "" key
|
|
if (path.empty())
|
|
return on_key(data, ""sv);
|
|
|
|
size_t pos = 0;
|
|
const auto end = path.length();
|
|
bool prev_was_array_indexer = false;
|
|
bool prev_was_dot = true; // invisible root 'dot'
|
|
|
|
while (pos < end)
|
|
{
|
|
// start of an array indexer
|
|
if (path[pos] == '[')
|
|
{
|
|
// find first digit in index
|
|
size_t index_start = pos + 1u;
|
|
while (true)
|
|
{
|
|
if TOML_UNLIKELY(index_start >= path.length())
|
|
return false;
|
|
|
|
const auto c = path[index_start];
|
|
if TOML_LIKELY(c >= '0' && c <= '9')
|
|
break;
|
|
else if (c == ' ' || c == '\t')
|
|
index_start++;
|
|
else
|
|
return false;
|
|
}
|
|
TOML_ASSERT(path[index_start] >= '0');
|
|
TOML_ASSERT(path[index_start] <= '9');
|
|
|
|
// find end of index (first non-digit character)
|
|
size_t index_end = index_start + 1u;
|
|
while (true)
|
|
{
|
|
// if an array indexer is missing the trailing ']' at the end of the string, permissively accept it
|
|
if TOML_UNLIKELY(index_end >= path.length())
|
|
break;
|
|
|
|
const auto c = path[index_end];
|
|
if (c >= '0' && c <= '9')
|
|
index_end++;
|
|
else if (c == ']' || c == ' ' || c == '\t' || c == '.' || c == '[')
|
|
break;
|
|
else
|
|
return false;
|
|
}
|
|
TOML_ASSERT(path[index_end - 1u] >= '0');
|
|
TOML_ASSERT(path[index_end - 1u] <= '9');
|
|
|
|
// move pos to after indexer (char after closing ']' or permissively EOL/subkey '.'/next opening '[')
|
|
pos = index_end;
|
|
while (true)
|
|
{
|
|
if TOML_UNLIKELY(pos >= path.length())
|
|
break;
|
|
|
|
const auto c = path[pos];
|
|
if (c == ']')
|
|
{
|
|
pos++;
|
|
break;
|
|
}
|
|
else if TOML_UNLIKELY(c == '.' || c == '[')
|
|
break;
|
|
else if (c == '\t' || c == ' ')
|
|
pos++;
|
|
else
|
|
return false;
|
|
}
|
|
|
|
// get array index substring
|
|
auto index_str = path.substr(index_start, index_end - index_start);
|
|
|
|
// parse the actual array index to an integer type
|
|
size_t index;
|
|
if (index_str.length() == 1u)
|
|
index = static_cast<size_t>(index_str[0] - '0');
|
|
else
|
|
{
|
|
#if TOML_INT_CHARCONV
|
|
|
|
auto fc_result = std::from_chars(index_str.data(), index_str.data() + index_str.length(), index);
|
|
if (fc_result.ec != std::errc{})
|
|
return false;
|
|
|
|
#else
|
|
|
|
std::stringstream ss;
|
|
ss.imbue(std::locale::classic());
|
|
ss.write(index_str.data(), static_cast<std::streamsize>(index_str.length()));
|
|
if (!(ss >> index))
|
|
return false;
|
|
|
|
#endif
|
|
}
|
|
|
|
prev_was_dot = false;
|
|
prev_was_array_indexer = true;
|
|
|
|
if (!on_index(data, index))
|
|
return false;
|
|
}
|
|
|
|
// start of a new table child
|
|
else if (path[pos] == '.')
|
|
{
|
|
// a dot immediately following another dot (or at the beginning of the string) is as if we'd asked
|
|
// for an empty child in between, e.g.
|
|
//
|
|
// foo..bar
|
|
//
|
|
// is equivalent to
|
|
//
|
|
// "foo".""."bar"
|
|
//
|
|
if (prev_was_dot && !on_key(data, ""sv))
|
|
return false;
|
|
|
|
pos++;
|
|
prev_was_dot = true;
|
|
prev_was_array_indexer = false;
|
|
}
|
|
|
|
// an errant closing ']'
|
|
else if TOML_UNLIKELY(path[pos] == ']')
|
|
return false;
|
|
|
|
// some regular subkey
|
|
else
|
|
{
|
|
const auto subkey_start = pos;
|
|
const auto subkey_len =
|
|
impl::min(path.find_first_of(".[]"sv, subkey_start + 1u), path.length()) - subkey_start;
|
|
const auto subkey = path.substr(subkey_start, subkey_len);
|
|
|
|
// a regular subkey segment immediately after an array indexer is OK if it was all whitespace, e.g.:
|
|
//
|
|
// "foo[0] .bar"
|
|
// ^^ skip this
|
|
//
|
|
// otherwise its an error (since it would have to be preceeded by a dot)
|
|
if (prev_was_array_indexer)
|
|
{
|
|
auto non_ws = subkey.find_first_not_of(" \t");
|
|
if (non_ws == std::string_view::npos)
|
|
{
|
|
pos += subkey_len;
|
|
prev_was_dot = false;
|
|
prev_was_array_indexer = false;
|
|
continue;
|
|
}
|
|
else
|
|
return false;
|
|
}
|
|
|
|
pos += subkey_len;
|
|
prev_was_dot = false;
|
|
prev_was_array_indexer = false;
|
|
|
|
if (!on_key(data, subkey))
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// Last character was a '.', which implies an empty string key at the end of the path
|
|
if (prev_was_dot && !on_key(data, ""sv))
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
TOML_EXTERNAL_LINKAGE
|
|
node_view<node> TOML_CALLCONV at_path(node & root, std::string_view path) noexcept
|
|
{
|
|
// early-exit sanity-checks
|
|
if (root.is_value())
|
|
return {};
|
|
if (auto tbl = root.as_table(); tbl && tbl->empty())
|
|
return {};
|
|
if (auto arr = root.as_array(); arr && arr->empty())
|
|
return {};
|
|
|
|
node* current = &root;
|
|
|
|
static constexpr auto on_key = [](void* data, std::string_view key) noexcept -> bool
|
|
{
|
|
auto& curr = *static_cast<node**>(data);
|
|
TOML_ASSERT_ASSUME(curr);
|
|
|
|
const auto current_table = curr->as<table>();
|
|
if (!current_table)
|
|
return false;
|
|
|
|
curr = current_table->get(key);
|
|
return curr != nullptr;
|
|
};
|
|
|
|
static constexpr auto on_index = [](void* data, size_t index) noexcept -> bool
|
|
{
|
|
auto& curr = *static_cast<node**>(data);
|
|
TOML_ASSERT_ASSUME(curr);
|
|
|
|
const auto current_array = curr->as<array>();
|
|
if (!current_array)
|
|
return false;
|
|
|
|
curr = current_array->get(index);
|
|
return curr != nullptr;
|
|
};
|
|
|
|
if (!impl::parse_path(path, ¤t, on_key, on_index))
|
|
current = nullptr;
|
|
|
|
return node_view{ current };
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node_view<const node> TOML_CALLCONV at_path(const node& root, std::string_view path) noexcept
|
|
{
|
|
return node_view<const node>{ at_path(const_cast<node&>(root), path).node() };
|
|
}
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node_view<node> TOML_CALLCONV at_path(node & root, std::wstring_view path)
|
|
{
|
|
// these are the same top-level checks from the narrow-string version;
|
|
// they're hoisted up here to avoid doing the wide -> narrow conversion where it would not be necessary
|
|
// (avoids an allocation)
|
|
if (root.is_value())
|
|
return {};
|
|
if (auto tbl = root.as_table(); tbl && tbl->empty())
|
|
return {};
|
|
if (auto arr = root.as_array(); arr && arr->empty())
|
|
return {};
|
|
|
|
return at_path(root, impl::narrow(path));
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node_view<const node> TOML_CALLCONV at_path(const node& root, std::wstring_view path)
|
|
{
|
|
return node_view<const node>{ at_path(const_cast<node&>(root), path).node() };
|
|
}
|
|
|
|
#endif // TOML_ENABLE_WINDOWS_COMPAT
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/path.inl *********************************************************************************************
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TOML_DISABLE_WARNINGS;
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#if TOML_INT_CHARCONV
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#include <charconv>
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#endif
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#include <sstream>
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TOML_ENABLE_WARNINGS;
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TOML_PUSH_WARNINGS;
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#ifdef _MSC_VER
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#ifndef __clang__
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#pragma inline_recursion(on)
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#endif
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#pragma push_macro("min")
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#pragma push_macro("max")
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#undef min
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#undef max
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#endif
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TOML_NAMESPACE_START
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{
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TOML_EXTERNAL_LINKAGE
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path_component::path_component() //
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: type_{ path_component_type::key }
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{
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store_key("", value_storage_);
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}
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TOML_EXTERNAL_LINKAGE
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path_component::path_component(size_t index) noexcept //
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: type_(path_component_type::array_index)
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{
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store_index(index, value_storage_);
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}
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TOML_EXTERNAL_LINKAGE
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path_component::path_component(std::string_view key) //
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: type_(path_component_type::key)
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{
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store_key(key, value_storage_);
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}
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#if TOML_ENABLE_WINDOWS_COMPAT
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TOML_EXTERNAL_LINKAGE
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path_component::path_component(std::wstring_view key) //
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: path_component(impl::narrow(key))
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{}
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#endif
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TOML_EXTERNAL_LINKAGE
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path_component::path_component(const path_component& pc) //
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: type_{ pc.type_ }
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{
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if (type_ == path_component_type::array_index)
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store_index(pc.index(), value_storage_);
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else
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store_key(pc.key(), value_storage_);
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}
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TOML_EXTERNAL_LINKAGE
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path_component::path_component(path_component && pc) noexcept //
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: type_{ pc.type_ }
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{
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if (type_ == path_component_type::array_index)
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store_index(pc.index_ref(), value_storage_);
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else
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store_key(std::move(pc.key_ref()), value_storage_);
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}
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TOML_EXTERNAL_LINKAGE
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path_component& path_component::operator=(const path_component& rhs)
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{
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if (type_ != rhs.type_)
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{
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destroy();
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type_ = rhs.type_;
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if (type_ == path_component_type::array_index)
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store_index(rhs.index(), value_storage_);
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else
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store_key(rhs.key(), value_storage_);
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}
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else
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{
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if (type_ == path_component_type::array_index)
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index_ref() = rhs.index();
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else
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key_ref() = rhs.key();
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}
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return *this;
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}
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TOML_EXTERNAL_LINKAGE
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path_component& path_component::operator=(path_component&& rhs) noexcept
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{
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if (type_ != rhs.type_)
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{
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destroy();
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type_ = rhs.type_;
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if (type_ == path_component_type::array_index)
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store_index(rhs.index(), value_storage_);
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else
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store_key(std::move(rhs.key_ref()), value_storage_);
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}
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else
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{
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if (type_ == path_component_type::array_index)
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index_ref() = rhs.index();
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else
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key_ref() = std::move(rhs.key_ref());
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}
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return *this;
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}
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TOML_PURE_GETTER
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TOML_EXTERNAL_LINKAGE
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bool TOML_CALLCONV path_component::equal(const path_component& lhs, const path_component& rhs) noexcept
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{
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// Different comparison depending on contents
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if (lhs.type_ != rhs.type_)
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return false;
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if (lhs.type_ == path_component_type::array_index)
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return lhs.index() == rhs.index();
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else // path_component_type::key
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return lhs.key() == rhs.key();
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}
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TOML_EXTERNAL_LINKAGE
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path_component& path_component::operator=(size_t new_index) noexcept
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{
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// If currently a key, string will need to be destroyed regardless
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destroy();
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type_ = path_component_type::array_index;
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store_index(new_index, value_storage_);
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return *this;
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}
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TOML_EXTERNAL_LINKAGE
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path_component& path_component::operator=(std::string_view new_key)
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{
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if (type_ == path_component_type::key)
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key_ref() = new_key;
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else
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{
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type_ = path_component_type::key;
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store_key(new_key, value_storage_);
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}
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return *this;
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}
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#if TOML_ENABLE_WINDOWS_COMPAT
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TOML_EXTERNAL_LINKAGE
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path_component& path_component::operator=(std::wstring_view new_key)
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{
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if (type_ == path_component_type::key)
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key_ref() = impl::narrow(new_key);
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else
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{
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type_ = path_component_type::key;
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store_key(impl::narrow(new_key), value_storage_);
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}
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return *this;
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}
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#endif
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}
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TOML_NAMESPACE_END;
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TOML_ANON_NAMESPACE_START
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{
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TOML_INTERNAL_LINKAGE
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bool parse_path_into(std::string_view path_str, std::vector<path_component> & components)
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{
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using components_type = std::remove_reference_t<decltype(components)>;
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const auto original_size = components.size();
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static constexpr auto on_key = [](void* data, std::string_view key) -> bool
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{
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auto& comps = *static_cast<components_type*>(data);
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comps.emplace_back(key);
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return true;
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};
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static constexpr auto on_index = [](void* data, size_t index) -> bool
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{
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auto& comps = *static_cast<components_type*>(data);
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comps.emplace_back(index);
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return true;
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};
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if (!impl::parse_path(path_str, &components, on_key, on_index))
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{
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components.resize(original_size);
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return false;
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}
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return true;
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}
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}
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TOML_ANON_NAMESPACE_END;
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TOML_NAMESPACE_START
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{
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TOML_EXTERNAL_LINKAGE
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void path::print_to(std::ostream & os) const
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{
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bool root = true;
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for (const auto& component : components_)
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{
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if (component.type() == path_component_type::key) // key
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{
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if (!root)
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impl::print_to_stream(os, '.');
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impl::print_to_stream(os, component.key());
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}
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else if (component.type() == path_component_type::array_index) // array
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{
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impl::print_to_stream(os, '[');
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impl::print_to_stream(os, component.index());
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impl::print_to_stream(os, ']');
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}
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root = false;
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}
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}
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TOML_PURE_GETTER
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TOML_EXTERNAL_LINKAGE
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bool TOML_CALLCONV path::equal(const path& lhs, const path& rhs) noexcept
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{
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return lhs.components_ == rhs.components_;
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}
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TOML_EXTERNAL_LINKAGE
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path::path(std::string_view str) //
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{
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TOML_ANON_NAMESPACE::parse_path_into(str, components_);
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}
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#if TOML_ENABLE_WINDOWS_COMPAT
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TOML_EXTERNAL_LINKAGE
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path::path(std::wstring_view str) //
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: path(impl::narrow(str))
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{}
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#endif
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TOML_EXTERNAL_LINKAGE
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path& path::operator=(std::string_view rhs)
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{
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components_.clear();
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TOML_ANON_NAMESPACE::parse_path_into(rhs, components_);
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return *this;
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}
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#if TOML_ENABLE_WINDOWS_COMPAT
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TOML_EXTERNAL_LINKAGE
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path& path::operator=(std::wstring_view rhs)
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{
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return assign(impl::narrow(rhs));
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}
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#endif
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TOML_EXTERNAL_LINKAGE
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path& path::operator+=(const path& rhs)
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{
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components_.insert(components_.cend(), rhs.begin(), rhs.end());
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return *this;
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}
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TOML_EXTERNAL_LINKAGE
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path& path::operator+=(path&& rhs)
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{
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components_.insert(components_.end(),
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std::make_move_iterator(rhs.components_.begin()),
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std::make_move_iterator(rhs.components_.end()));
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return *this;
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}
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TOML_EXTERNAL_LINKAGE
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path& path::operator+=(std::string_view str)
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{
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TOML_ANON_NAMESPACE::parse_path_into(str, components_);
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return *this;
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}
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#if TOML_ENABLE_WINDOWS_COMPAT
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TOML_EXTERNAL_LINKAGE
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path& path::operator+=(std::wstring_view str)
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{
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return *this += impl::narrow(str);
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}
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#endif
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TOML_EXTERNAL_LINKAGE
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path& path::prepend(const path& source)
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{
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components_.insert(components_.begin(), source.components_.begin(), source.components_.end());
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return *this;
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}
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TOML_EXTERNAL_LINKAGE
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path& path::prepend(path && source)
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{
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components_.insert(components_.begin(),
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std::make_move_iterator(source.components_.begin()),
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std::make_move_iterator(source.components_.end()));
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return *this;
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}
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TOML_EXTERNAL_LINKAGE
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path& path::prepend(std::string_view source)
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{
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return prepend(path{ source });
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}
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#if TOML_ENABLE_WINDOWS_COMPAT
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TOML_EXTERNAL_LINKAGE
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path& path::prepend(std::wstring_view source)
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{
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return prepend(impl::narrow(source));
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}
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#endif
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TOML_EXTERNAL_LINKAGE
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std::string path::str() const
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{
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if (empty())
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return "";
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std::ostringstream ss;
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print_to(ss);
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return std::move(ss).str();
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}
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#if TOML_ENABLE_WINDOWS_COMPAT
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TOML_EXTERNAL_LINKAGE
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std::wstring path::wide_str() const
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{
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return impl::widen(str());
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}
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#endif
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TOML_EXTERNAL_LINKAGE
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void path::clear() noexcept
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{
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components_.clear();
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}
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TOML_EXTERNAL_LINKAGE
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path& path::truncate(size_t n)
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{
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n = n > components_.size() ? components_.size() : n;
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auto it_end = components_.end();
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components_.erase(it_end - static_cast<int>(n), it_end);
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return *this;
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}
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TOML_EXTERNAL_LINKAGE
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path path::truncated(size_t n) const
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{
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path truncated_path{};
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n = n > components_.size() ? components_.size() : n;
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// Copy all components except one
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// Need at least two path components to have a parent, since if there is
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// only one path component, the parent is the root/null path ""
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truncated_path.components_.insert(truncated_path.components_.begin(),
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components_.begin(),
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components_.end() - static_cast<int>(n));
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return truncated_path;
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}
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TOML_EXTERNAL_LINKAGE
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path path::parent() const
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{
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return truncated(1);
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}
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TOML_EXTERNAL_LINKAGE
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path path::leaf(size_t n) const
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{
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path leaf_path{};
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n = n > components_.size() ? components_.size() : n;
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if (n > 0)
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{
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leaf_path.components_.insert(leaf_path.components_.begin(),
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components_.end() - static_cast<int>(n),
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components_.end());
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}
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return leaf_path;
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}
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TOML_EXTERNAL_LINKAGE
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path path::subpath(std::vector<path_component>::const_iterator start,
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std::vector<path_component>::const_iterator end) const
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{
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if (start >= end)
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return {};
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path subpath;
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subpath.components_.insert(subpath.components_.begin(), start, end);
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return subpath;
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}
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TOML_EXTERNAL_LINKAGE
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path path::subpath(size_t start, size_t length) const
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{
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return subpath(begin() + static_cast<int>(start), begin() + static_cast<int>(start + length));
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}
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}
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TOML_NAMESPACE_END;
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TOML_NAMESPACE_START
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{
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TOML_EXTERNAL_LINKAGE
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node_view<node> TOML_CALLCONV at_path(node & root, const toml::path& path) noexcept
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{
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// early-exit sanity-checks
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if (root.is_value())
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return {};
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if (auto tbl = root.as_table(); tbl && tbl->empty())
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return {};
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if (auto arr = root.as_array(); arr && arr->empty())
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return {};
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node* current = &root;
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for (const auto& component : path)
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{
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auto type = component.type();
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if (type == path_component_type::array_index)
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{
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const auto current_array = current->as<array>();
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if (!current_array)
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return {}; // not an array, using array index doesn't work
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current = current_array->get(component.index());
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}
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else if (type == path_component_type::key)
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{
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const auto current_table = current->as<table>();
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if (!current_table)
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return {};
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current = current_table->get(component.key());
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}
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else
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{
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// Error: invalid component
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return {};
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}
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if (!current)
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return {}; // not found
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}
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return node_view{ current };
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}
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TOML_EXTERNAL_LINKAGE
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node_view<const node> TOML_CALLCONV at_path(const node& root, const toml::path& path) noexcept
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{
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return node_view<const node>{ at_path(const_cast<node&>(root), path).node() };
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}
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}
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TOML_NAMESPACE_END;
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|
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#ifdef _MSC_VER
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#pragma pop_macro("min")
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#pragma pop_macro("max")
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#ifndef __clang__
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#pragma inline_recursion(off)
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#endif
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#endif
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TOML_POP_WARNINGS;
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|
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//******** impl/array.inl ********************************************************************************************
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|
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TOML_PUSH_WARNINGS;
|
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#ifdef _MSC_VER
|
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#ifndef __clang__
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|
#pragma inline_recursion(on)
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#endif
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#pragma push_macro("min")
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#pragma push_macro("max")
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#undef min
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#undef max
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#endif
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TOML_NAMESPACE_START
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{
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TOML_EXTERNAL_LINKAGE
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array::array() noexcept
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{
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#if TOML_LIFETIME_HOOKS
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TOML_ARRAY_CREATED;
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#endif
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}
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TOML_EXTERNAL_LINKAGE
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array::~array() noexcept
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{
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#if TOML_LIFETIME_HOOKS
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TOML_ARRAY_DESTROYED;
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#endif
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}
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TOML_EXTERNAL_LINKAGE
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array::array(const impl::array_init_elem* b, const impl::array_init_elem* e)
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{
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#if TOML_LIFETIME_HOOKS
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TOML_ARRAY_CREATED;
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#endif
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TOML_ASSERT_ASSUME(b);
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TOML_ASSERT_ASSUME(e);
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TOML_ASSERT_ASSUME(b <= e);
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if TOML_UNLIKELY(b == e)
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return;
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|
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size_t cap{};
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for (auto it = b; it != e; it++)
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{
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if (it->value)
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cap++;
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}
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if TOML_UNLIKELY(!cap)
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return;
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elems_.reserve(cap);
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for (; b != e; b++)
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{
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if (b->value)
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elems_.push_back(std::move(b->value));
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}
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}
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TOML_EXTERNAL_LINKAGE
|
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array::array(const array& other) //
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: node(other)
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{
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elems_.reserve(other.elems_.size());
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for (const auto& elem : other)
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elems_.emplace_back(impl::make_node(elem));
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#if TOML_LIFETIME_HOOKS
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TOML_ARRAY_CREATED;
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#endif
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}
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TOML_EXTERNAL_LINKAGE
|
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array::array(array && other) noexcept //
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: node(std::move(other)),
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elems_(std::move(other.elems_))
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{
|
|
#if TOML_LIFETIME_HOOKS
|
|
TOML_ARRAY_CREATED;
|
|
#endif
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
array& array::operator=(const array& rhs)
|
|
{
|
|
if (&rhs != this)
|
|
{
|
|
node::operator=(rhs);
|
|
elems_.clear();
|
|
elems_.reserve(rhs.elems_.size());
|
|
for (const auto& elem : rhs)
|
|
elems_.emplace_back(impl::make_node(elem));
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
array& array::operator=(array&& rhs) noexcept
|
|
{
|
|
if (&rhs != this)
|
|
{
|
|
node::operator=(std::move(rhs));
|
|
elems_ = std::move(rhs.elems_);
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void array::preinsertion_resize(size_t idx, size_t count)
|
|
{
|
|
TOML_ASSERT(idx <= elems_.size());
|
|
TOML_ASSERT_ASSUME(count >= 1u);
|
|
const auto old_size = elems_.size();
|
|
const auto new_size = old_size + count;
|
|
const auto inserting_at_end = idx == old_size;
|
|
elems_.resize(new_size);
|
|
if (!inserting_at_end)
|
|
{
|
|
for (size_t left = old_size, right = new_size - 1u; left-- > idx; right--)
|
|
elems_[right] = std::move(elems_[left]);
|
|
}
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void array::insert_at_back(impl::node_ptr && elem)
|
|
{
|
|
TOML_ASSERT(elem);
|
|
elems_.push_back(std::move(elem));
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
array::vector_iterator array::insert_at(const_vector_iterator pos, impl::node_ptr && elem)
|
|
{
|
|
return elems_.insert(pos, std::move(elem));
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXTERNAL_LINKAGE
|
|
bool array::is_homogeneous(node_type ntype) const noexcept
|
|
{
|
|
if (elems_.empty())
|
|
return false;
|
|
|
|
if (ntype == node_type::none)
|
|
ntype = elems_[0]->type();
|
|
|
|
for (const auto& val : elems_)
|
|
if (val->type() != ntype)
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXTERNAL_LINKAGE
|
|
bool array::is_homogeneous(node_type ntype, node * &first_nonmatch) noexcept
|
|
{
|
|
if (elems_.empty())
|
|
{
|
|
first_nonmatch = {};
|
|
return false;
|
|
}
|
|
if (ntype == node_type::none)
|
|
ntype = elems_[0]->type();
|
|
for (const auto& val : elems_)
|
|
{
|
|
if (val->type() != ntype)
|
|
{
|
|
first_nonmatch = val.get();
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXTERNAL_LINKAGE
|
|
bool array::is_homogeneous(node_type ntype, const node*& first_nonmatch) const noexcept
|
|
{
|
|
node* fnm = nullptr;
|
|
const auto result = const_cast<array&>(*this).is_homogeneous(ntype, fnm);
|
|
first_nonmatch = fnm;
|
|
return result;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node& array::at(size_t index)
|
|
{
|
|
#if TOML_COMPILER_HAS_EXCEPTIONS
|
|
|
|
return *elems_.at(index);
|
|
|
|
#else
|
|
|
|
auto n = get(index);
|
|
TOML_ASSERT_ASSUME(n && "element index not found in array!");
|
|
return *n;
|
|
|
|
#endif
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void array::reserve(size_t new_capacity)
|
|
{
|
|
elems_.reserve(new_capacity);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void array::shrink_to_fit()
|
|
{
|
|
elems_.shrink_to_fit();
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void array::truncate(size_t new_size)
|
|
{
|
|
if (new_size < elems_.size())
|
|
elems_.resize(new_size);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
array::iterator array::erase(const_iterator pos) noexcept
|
|
{
|
|
return iterator{ elems_.erase(const_vector_iterator{ pos }) };
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
array::iterator array::erase(const_iterator first, const_iterator last) noexcept
|
|
{
|
|
return iterator{ elems_.erase(const_vector_iterator{ first }, const_vector_iterator{ last }) };
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
size_t array::total_leaf_count() const noexcept
|
|
{
|
|
size_t leaves{};
|
|
for (size_t i = 0, e = elems_.size(); i < e; i++)
|
|
{
|
|
auto arr = elems_[i]->as_array();
|
|
leaves += arr ? arr->total_leaf_count() : size_t{ 1 };
|
|
}
|
|
return leaves;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void array::flatten_child(array && child, size_t & dest_index) noexcept
|
|
{
|
|
for (size_t i = 0, e = child.size(); i < e; i++)
|
|
{
|
|
auto type = child.elems_[i]->type();
|
|
if (type == node_type::array)
|
|
{
|
|
array& arr = *reinterpret_cast<array*>(child.elems_[i].get());
|
|
if (!arr.empty())
|
|
flatten_child(std::move(arr), dest_index);
|
|
}
|
|
else
|
|
elems_[dest_index++] = std::move(child.elems_[i]);
|
|
}
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
array& array::flatten()&
|
|
{
|
|
if (elems_.empty())
|
|
return *this;
|
|
|
|
bool requires_flattening = false;
|
|
size_t size_after_flattening = elems_.size();
|
|
for (size_t i = elems_.size(); i-- > 0u;)
|
|
{
|
|
auto arr = elems_[i]->as_array();
|
|
if (!arr)
|
|
continue;
|
|
size_after_flattening--; // discount the array itself
|
|
const auto leaf_count = arr->total_leaf_count();
|
|
if (leaf_count > 0u)
|
|
{
|
|
requires_flattening = true;
|
|
size_after_flattening += leaf_count;
|
|
}
|
|
else
|
|
elems_.erase(elems_.cbegin() + static_cast<ptrdiff_t>(i));
|
|
}
|
|
|
|
if (!requires_flattening)
|
|
return *this;
|
|
|
|
elems_.reserve(size_after_flattening);
|
|
|
|
size_t i = 0;
|
|
while (i < elems_.size())
|
|
{
|
|
auto arr = elems_[i]->as_array();
|
|
if (!arr)
|
|
{
|
|
i++;
|
|
continue;
|
|
}
|
|
|
|
impl::node_ptr arr_storage = std::move(elems_[i]);
|
|
const auto leaf_count = arr->total_leaf_count();
|
|
if (leaf_count > 1u)
|
|
preinsertion_resize(i + 1u, leaf_count - 1u);
|
|
flatten_child(std::move(*arr), i); // increments i
|
|
}
|
|
|
|
return *this;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
array& array::prune(bool recursive)& noexcept
|
|
{
|
|
if (elems_.empty())
|
|
return *this;
|
|
|
|
for (size_t i = elems_.size(); i-- > 0u;)
|
|
{
|
|
if (auto arr = elems_[i]->as_array())
|
|
{
|
|
if (recursive)
|
|
arr->prune(true);
|
|
if (arr->empty())
|
|
elems_.erase(elems_.cbegin() + static_cast<ptrdiff_t>(i));
|
|
}
|
|
else if (auto tbl = elems_[i]->as_table())
|
|
{
|
|
if (recursive)
|
|
tbl->prune(true);
|
|
if (tbl->empty())
|
|
elems_.erase(elems_.cbegin() + static_cast<ptrdiff_t>(i));
|
|
}
|
|
}
|
|
|
|
return *this;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void array::pop_back() noexcept
|
|
{
|
|
elems_.pop_back();
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void array::clear() noexcept
|
|
{
|
|
elems_.clear();
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
bool TOML_CALLCONV array::equal(const array& lhs, const array& rhs) noexcept
|
|
{
|
|
if (&lhs == &rhs)
|
|
return true;
|
|
if (lhs.elems_.size() != rhs.elems_.size())
|
|
return false;
|
|
for (size_t i = 0, e = lhs.elems_.size(); i < e; i++)
|
|
{
|
|
const auto lhs_type = lhs.elems_[i]->type();
|
|
const node& rhs_ = *rhs.elems_[i];
|
|
const auto rhs_type = rhs_.type();
|
|
if (lhs_type != rhs_type)
|
|
return false;
|
|
|
|
const bool equal = lhs.elems_[i]->visit(
|
|
[&](const auto& lhs_) noexcept
|
|
{ return lhs_ == *reinterpret_cast<std::remove_reference_t<decltype(lhs_)>*>(&rhs_); });
|
|
if (!equal)
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/table.inl ********************************************************************************************
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
TOML_EXTERNAL_LINKAGE
|
|
table::table() noexcept
|
|
{
|
|
#if TOML_LIFETIME_HOOKS
|
|
TOML_TABLE_CREATED;
|
|
#endif
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
table::~table() noexcept
|
|
{
|
|
#if TOML_LIFETIME_HOOKS
|
|
TOML_TABLE_DESTROYED;
|
|
#endif
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
table::table(const impl::table_init_pair* b, const impl::table_init_pair* e)
|
|
{
|
|
#if TOML_LIFETIME_HOOKS
|
|
TOML_TABLE_CREATED;
|
|
#endif
|
|
|
|
TOML_ASSERT_ASSUME(b);
|
|
TOML_ASSERT_ASSUME(e);
|
|
TOML_ASSERT_ASSUME(b <= e);
|
|
|
|
if TOML_UNLIKELY(b == e)
|
|
return;
|
|
|
|
for (; b != e; b++)
|
|
{
|
|
if (!b->value) // empty node_views
|
|
continue;
|
|
|
|
map_.insert_or_assign(std::move(b->key), std::move(b->value));
|
|
}
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
table::table(const table& other) //
|
|
: node(other),
|
|
inline_{ other.inline_ }
|
|
{
|
|
for (auto&& [k, v] : other.map_)
|
|
map_.emplace_hint(map_.end(), k, impl::make_node(*v));
|
|
|
|
#if TOML_LIFETIME_HOOKS
|
|
TOML_TABLE_CREATED;
|
|
#endif
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
table::table(table && other) noexcept //
|
|
: node(std::move(other)),
|
|
map_{ std::move(other.map_) },
|
|
inline_{ other.inline_ }
|
|
{
|
|
#if TOML_LIFETIME_HOOKS
|
|
TOML_TABLE_CREATED;
|
|
#endif
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
table& table::operator=(const table& rhs)
|
|
{
|
|
if (&rhs != this)
|
|
{
|
|
node::operator=(rhs);
|
|
map_.clear();
|
|
for (auto&& [k, v] : rhs.map_)
|
|
map_.emplace_hint(map_.end(), k, impl::make_node(*v));
|
|
inline_ = rhs.inline_;
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
table& table::operator=(table&& rhs) noexcept
|
|
{
|
|
if (&rhs != this)
|
|
{
|
|
node::operator=(std::move(rhs));
|
|
map_ = std::move(rhs.map_);
|
|
inline_ = rhs.inline_;
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXTERNAL_LINKAGE
|
|
bool table::is_homogeneous(node_type ntype) const noexcept
|
|
{
|
|
if (map_.empty())
|
|
return false;
|
|
|
|
if (ntype == node_type::none)
|
|
ntype = map_.cbegin()->second->type();
|
|
|
|
for (auto&& [k, v] : map_)
|
|
{
|
|
TOML_UNUSED(k);
|
|
if (v->type() != ntype)
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXTERNAL_LINKAGE
|
|
bool table::is_homogeneous(node_type ntype, node * &first_nonmatch) noexcept
|
|
{
|
|
if (map_.empty())
|
|
{
|
|
first_nonmatch = {};
|
|
return false;
|
|
}
|
|
if (ntype == node_type::none)
|
|
ntype = map_.cbegin()->second->type();
|
|
for (const auto& [k, v] : map_)
|
|
{
|
|
TOML_UNUSED(k);
|
|
if (v->type() != ntype)
|
|
{
|
|
first_nonmatch = v.get();
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXTERNAL_LINKAGE
|
|
bool table::is_homogeneous(node_type ntype, const node*& first_nonmatch) const noexcept
|
|
{
|
|
node* fnm = nullptr;
|
|
const auto result = const_cast<table&>(*this).is_homogeneous(ntype, fnm);
|
|
first_nonmatch = fnm;
|
|
return result;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXTERNAL_LINKAGE
|
|
node* table::get(std::string_view key) noexcept
|
|
{
|
|
if (auto it = map_.find(key); it != map_.end())
|
|
return it->second.get();
|
|
return nullptr;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node& table::at(std::string_view key)
|
|
{
|
|
auto n = get(key);
|
|
|
|
#if TOML_COMPILER_HAS_EXCEPTIONS
|
|
|
|
if (!n)
|
|
{
|
|
auto err = "key '"s;
|
|
err.append(key);
|
|
err.append("' not found in table"sv);
|
|
throw std::out_of_range{ err };
|
|
}
|
|
|
|
#else
|
|
|
|
TOML_ASSERT_ASSUME(n && "key not found in table!");
|
|
|
|
#endif
|
|
|
|
return *n;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXTERNAL_LINKAGE
|
|
table::map_iterator table::get_lower_bound(std::string_view key) noexcept
|
|
{
|
|
return map_.lower_bound(key);
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXTERNAL_LINKAGE
|
|
table::iterator table::find(std::string_view key) noexcept
|
|
{
|
|
return iterator{ map_.find(key) };
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXTERNAL_LINKAGE
|
|
table::const_iterator table::find(std::string_view key) const noexcept
|
|
{
|
|
return const_iterator{ map_.find(key) };
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
table::map_iterator table::erase(const_map_iterator pos) noexcept
|
|
{
|
|
return map_.erase(pos);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
table::map_iterator table::erase(const_map_iterator begin, const_map_iterator end) noexcept
|
|
{
|
|
return map_.erase(begin, end);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
size_t table::erase(std::string_view key) noexcept
|
|
{
|
|
if (auto it = map_.find(key); it != map_.end())
|
|
{
|
|
map_.erase(it);
|
|
return size_t{ 1 };
|
|
}
|
|
return size_t{};
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
table& table::prune(bool recursive)& noexcept
|
|
{
|
|
if (map_.empty())
|
|
return *this;
|
|
|
|
for (auto it = map_.begin(); it != map_.end();)
|
|
{
|
|
if (auto arr = it->second->as_array())
|
|
{
|
|
if (recursive)
|
|
arr->prune(true);
|
|
|
|
if (arr->empty())
|
|
{
|
|
it = map_.erase(it);
|
|
continue;
|
|
}
|
|
}
|
|
else if (auto tbl = it->second->as_table())
|
|
{
|
|
if (recursive)
|
|
tbl->prune(true);
|
|
|
|
if (tbl->empty())
|
|
{
|
|
it = map_.erase(it);
|
|
continue;
|
|
}
|
|
}
|
|
it++;
|
|
}
|
|
|
|
return *this;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void table::clear() noexcept
|
|
{
|
|
map_.clear();
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
table::map_iterator table::insert_with_hint(const_iterator hint, key && k, impl::node_ptr && v)
|
|
{
|
|
return map_.emplace_hint(const_map_iterator{ hint }, std::move(k), std::move(v));
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_EXTERNAL_LINKAGE
|
|
bool TOML_CALLCONV table::equal(const table& lhs, const table& rhs) noexcept
|
|
{
|
|
if (&lhs == &rhs)
|
|
return true;
|
|
if (lhs.map_.size() != rhs.map_.size())
|
|
return false;
|
|
|
|
for (auto l = lhs.map_.begin(), r = rhs.map_.begin(), e = lhs.map_.end(); l != e; l++, r++)
|
|
{
|
|
if (l->first != r->first)
|
|
return false;
|
|
|
|
const auto lhs_type = l->second->type();
|
|
const node& rhs_ = *r->second;
|
|
const auto rhs_type = rhs_.type();
|
|
if (lhs_type != rhs_type)
|
|
return false;
|
|
|
|
const bool equal = l->second->visit(
|
|
[&](const auto& lhs_) noexcept
|
|
{ return lhs_ == *reinterpret_cast<std::remove_reference_t<decltype(lhs_)>*>(&rhs_); });
|
|
if (!equal)
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/simd.h ***********************************************************************************************
|
|
|
|
#if TOML_ENABLE_SIMD
|
|
|
|
#if defined(__SSE2__) \
|
|
|| (defined(_MSC_VER) && (defined(_M_AMD64) || defined(_M_X64) || (defined(_M_IX86_FP) && _M_IX86_FP >= 2)))
|
|
#define TOML_HAS_SSE2 1
|
|
#endif
|
|
|
|
#if defined(__SSE4_1__) || (defined(_MSC_VER) && (defined(__AVX__) || defined(__AVX2__)))
|
|
#define TOML_HAS_SSE4_1 1
|
|
#endif
|
|
|
|
#endif // TOML_ENABLE_SIMD
|
|
|
|
#ifndef TOML_HAS_SSE2
|
|
#define TOML_HAS_SSE2 0
|
|
#endif
|
|
#ifndef TOML_HAS_SSE4_1
|
|
#define TOML_HAS_SSE4_1 0
|
|
#endif
|
|
|
|
TOML_DISABLE_WARNINGS;
|
|
#if TOML_HAS_SSE4_1
|
|
#include <smmintrin.h>
|
|
#endif
|
|
#if TOML_HAS_SSE2
|
|
#include <emmintrin.h>
|
|
#endif
|
|
TOML_ENABLE_WARNINGS;
|
|
|
|
//******** impl/unicode.inl ******************************************************************************************
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
TOML_PURE_GETTER
|
|
TOML_EXTERNAL_LINKAGE
|
|
bool is_ascii(const char* str, size_t len) noexcept
|
|
{
|
|
const char* const end = str + len;
|
|
|
|
#if TOML_HAS_SSE2 && (128 % CHAR_BIT) == 0
|
|
{
|
|
constexpr size_t chars_per_vector = 128u / CHAR_BIT;
|
|
|
|
if (const size_t simdable = len - (len % chars_per_vector))
|
|
{
|
|
__m128i mask = _mm_setzero_si128();
|
|
for (const char* const e = str + simdable; str < e; str += chars_per_vector)
|
|
{
|
|
const __m128i current_bytes = _mm_loadu_si128(reinterpret_cast<const __m128i*>(str));
|
|
mask = _mm_or_si128(mask, current_bytes);
|
|
}
|
|
const __m128i has_error = _mm_cmpgt_epi8(_mm_setzero_si128(), mask);
|
|
|
|
#if TOML_HAS_SSE4_1
|
|
if (!_mm_testz_si128(has_error, has_error))
|
|
return false;
|
|
#else
|
|
if (_mm_movemask_epi8(_mm_cmpeq_epi8(has_error, _mm_setzero_si128())) != 0xFFFF)
|
|
return false;
|
|
#endif
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (; str < end; str++)
|
|
if (static_cast<unsigned char>(*str) > 127u)
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
//******** impl/parser.inl *******************************************************************************************
|
|
|
|
#if TOML_ENABLE_PARSER
|
|
|
|
TOML_DISABLE_WARNINGS;
|
|
#include <istream>
|
|
#include <fstream>
|
|
#if TOML_INT_CHARCONV || TOML_FLOAT_CHARCONV
|
|
#include <charconv>
|
|
#endif
|
|
#if !TOML_INT_CHARCONV || !TOML_FLOAT_CHARCONV
|
|
#include <sstream>
|
|
#endif
|
|
#if !TOML_INT_CHARCONV
|
|
#include <iomanip>
|
|
#endif
|
|
TOML_ENABLE_WARNINGS;
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_ANON_NAMESPACE_START
|
|
{
|
|
template <typename T>
|
|
class utf8_byte_stream;
|
|
|
|
TOML_INTERNAL_LINKAGE
|
|
constexpr auto utf8_byte_order_mark = "\xEF\xBB\xBF"sv;
|
|
|
|
template <typename Char>
|
|
class utf8_byte_stream<std::basic_string_view<Char>>
|
|
{
|
|
static_assert(sizeof(Char) == 1);
|
|
|
|
private:
|
|
std::basic_string_view<Char> source_;
|
|
size_t position_ = {};
|
|
|
|
public:
|
|
TOML_NODISCARD_CTOR
|
|
explicit constexpr utf8_byte_stream(std::basic_string_view<Char> sv) noexcept //
|
|
: source_{ sv }
|
|
{
|
|
// skip bom
|
|
if (source_.length() >= 3u && memcmp(utf8_byte_order_mark.data(), source_.data(), 3u) == 0)
|
|
position_ += 3u;
|
|
}
|
|
|
|
TOML_CONST_INLINE_GETTER
|
|
constexpr bool error() const noexcept
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
constexpr bool eof() const noexcept
|
|
{
|
|
return position_ >= source_.length();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
explicit constexpr operator bool() const noexcept
|
|
{
|
|
return !eof();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
constexpr bool peek_eof() const noexcept
|
|
{
|
|
return eof();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_ATTR(nonnull)
|
|
size_t operator()(void* dest, size_t num) noexcept
|
|
{
|
|
TOML_ASSERT_ASSUME(!eof());
|
|
|
|
num = impl::min(position_ + num, source_.length()) - position_;
|
|
std::memcpy(dest, source_.data() + position_, num);
|
|
position_ += num;
|
|
return num;
|
|
}
|
|
};
|
|
|
|
template <>
|
|
class utf8_byte_stream<std::istream>
|
|
{
|
|
private:
|
|
std::istream* source_;
|
|
|
|
public:
|
|
TOML_NODISCARD_CTOR
|
|
explicit utf8_byte_stream(std::istream& stream) noexcept(!TOML_COMPILER_HAS_EXCEPTIONS) //
|
|
: source_{ &stream }
|
|
{
|
|
if (!*this) // eof, bad
|
|
return;
|
|
|
|
const auto initial_pos = source_->tellg();
|
|
char bom[3];
|
|
source_->read(bom, 3);
|
|
if (source_->bad() || (source_->gcount() == 3 && memcmp(utf8_byte_order_mark.data(), bom, 3u) == 0))
|
|
return;
|
|
|
|
source_->clear();
|
|
source_->seekg(initial_pos, std::istream::beg);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
bool error() const noexcept
|
|
{
|
|
return !!(source_->rdstate() & std::istream::badbit);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
bool eof() const noexcept
|
|
{
|
|
return !!(source_->rdstate() & std::istream::eofbit);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
explicit operator bool() const noexcept
|
|
{
|
|
return !(source_->rdstate() & (std::istream::badbit | std::istream::eofbit));
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
bool peek_eof() const noexcept(!TOML_COMPILER_HAS_EXCEPTIONS)
|
|
{
|
|
return eof() || source_->peek() == std::istream::traits_type::eof();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_ATTR(nonnull)
|
|
size_t operator()(void* dest, size_t num) noexcept(!TOML_COMPILER_HAS_EXCEPTIONS)
|
|
{
|
|
TOML_ASSERT(*this);
|
|
|
|
source_->read(static_cast<char*>(dest), static_cast<std::streamsize>(num));
|
|
return static_cast<size_t>(source_->gcount());
|
|
}
|
|
};
|
|
|
|
struct utf8_codepoint
|
|
{
|
|
char32_t value;
|
|
char bytes[4];
|
|
size_t count;
|
|
source_position position;
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
constexpr operator const char32_t&() const noexcept
|
|
{
|
|
return value;
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
constexpr const char32_t& operator*() const noexcept
|
|
{
|
|
return value;
|
|
}
|
|
};
|
|
static_assert(std::is_trivial_v<utf8_codepoint>);
|
|
static_assert(std::is_standard_layout_v<utf8_codepoint>);
|
|
|
|
struct TOML_ABSTRACT_INTERFACE utf8_reader_interface
|
|
{
|
|
TOML_NODISCARD
|
|
virtual const source_path_ptr& source_path() const noexcept = 0;
|
|
|
|
TOML_NODISCARD
|
|
virtual const utf8_codepoint* read_next() noexcept(!TOML_COMPILER_HAS_EXCEPTIONS) = 0;
|
|
|
|
TOML_NODISCARD
|
|
virtual bool peek_eof() const noexcept(!TOML_COMPILER_HAS_EXCEPTIONS) = 0;
|
|
|
|
#if !TOML_EXCEPTIONS
|
|
|
|
TOML_NODISCARD
|
|
virtual optional<parse_error>&& error() noexcept = 0;
|
|
|
|
#endif
|
|
|
|
virtual ~utf8_reader_interface() noexcept = default;
|
|
};
|
|
|
|
#if TOML_EXCEPTIONS
|
|
#define utf8_reader_error(...) throw parse_error(__VA_ARGS__)
|
|
#define utf8_reader_return_after_error(...) static_assert(true)
|
|
#define utf8_reader_error_check(...) static_assert(true)
|
|
#else
|
|
#define utf8_reader_error(...) err_.emplace(__VA_ARGS__)
|
|
#define utf8_reader_return_after_error(...) return __VA_ARGS__
|
|
#define utf8_reader_error_check(...) \
|
|
do \
|
|
{ \
|
|
if TOML_UNLIKELY(err_) \
|
|
return __VA_ARGS__; \
|
|
} \
|
|
while (false)
|
|
|
|
#endif
|
|
|
|
#if defined(__APPLE__) || defined(__MINGW32__) || defined(__MINGW64__)
|
|
#define TOML_OVERALIGNED
|
|
#else
|
|
#define TOML_OVERALIGNED alignas(32)
|
|
#endif
|
|
|
|
template <typename T>
|
|
class TOML_EMPTY_BASES utf8_reader final : public utf8_reader_interface
|
|
{
|
|
private:
|
|
static constexpr size_t block_capacity = 32;
|
|
utf8_byte_stream<T> stream_;
|
|
source_position next_pos_ = { 1, 1 };
|
|
|
|
impl::utf8_decoder decoder_;
|
|
struct currently_decoding_t
|
|
{
|
|
char bytes[4];
|
|
size_t count;
|
|
} currently_decoding_;
|
|
|
|
struct codepoints_t
|
|
{
|
|
TOML_OVERALIGNED utf8_codepoint buffer[block_capacity];
|
|
size_t current;
|
|
size_t count;
|
|
} codepoints_;
|
|
|
|
source_path_ptr source_path_;
|
|
|
|
#if !TOML_EXCEPTIONS
|
|
optional<parse_error> err_;
|
|
#endif
|
|
|
|
bool read_next_block() noexcept(!TOML_COMPILER_HAS_EXCEPTIONS)
|
|
{
|
|
TOML_ASSERT(stream_);
|
|
|
|
TOML_OVERALIGNED char raw_bytes[block_capacity];
|
|
size_t raw_bytes_read;
|
|
|
|
// read the next raw (encoded) block in from the stream
|
|
if constexpr (noexcept(stream_(raw_bytes, block_capacity)) || !TOML_EXCEPTIONS)
|
|
{
|
|
raw_bytes_read = stream_(raw_bytes, block_capacity);
|
|
}
|
|
#if TOML_EXCEPTIONS
|
|
else
|
|
{
|
|
try
|
|
{
|
|
raw_bytes_read = stream_(raw_bytes, block_capacity);
|
|
}
|
|
catch (const std::exception& exc)
|
|
{
|
|
throw parse_error{ exc.what(), next_pos_, source_path_ };
|
|
}
|
|
catch (...)
|
|
{
|
|
throw parse_error{ "An unspecified error occurred", next_pos_, source_path_ };
|
|
}
|
|
}
|
|
#endif // TOML_EXCEPTIONS
|
|
|
|
// handle a zero-byte read
|
|
if TOML_UNLIKELY(!raw_bytes_read)
|
|
{
|
|
if (stream_.eof())
|
|
{
|
|
// EOF only sets the error state if the decoder wants more input, otherwise
|
|
// a zero-byte read might have just caused the underlying stream to realize it's exhaused and set
|
|
// the EOF flag, and that's totally fine
|
|
if (decoder_.needs_more_input())
|
|
utf8_reader_error("Encountered EOF during incomplete utf-8 code point sequence",
|
|
next_pos_,
|
|
source_path_);
|
|
}
|
|
else
|
|
{
|
|
utf8_reader_error("Reading from the underlying stream failed - zero bytes read",
|
|
next_pos_,
|
|
source_path_);
|
|
}
|
|
return false;
|
|
}
|
|
|
|
TOML_ASSERT_ASSUME(raw_bytes_read);
|
|
std::memset(&codepoints_, 0, sizeof(codepoints_));
|
|
|
|
// helper for calculating decoded codepoint line+cols
|
|
const auto calc_positions = [&]() noexcept
|
|
{
|
|
for (size_t i = 0; i < codepoints_.count; i++)
|
|
{
|
|
auto& cp = codepoints_.buffer[i];
|
|
cp.position = next_pos_;
|
|
|
|
if (cp == U'\n')
|
|
{
|
|
next_pos_.line++;
|
|
next_pos_.column = source_index{ 1 };
|
|
}
|
|
else
|
|
next_pos_.column++;
|
|
}
|
|
};
|
|
|
|
// decide whether we need to use the UTF-8 decoder or if we can treat this block as plain ASCII
|
|
const auto ascii_fast_path = !decoder_.needs_more_input() && impl::is_ascii(raw_bytes, raw_bytes_read);
|
|
|
|
// ASCII fast-path
|
|
if (ascii_fast_path)
|
|
{
|
|
decoder_.reset();
|
|
currently_decoding_.count = {};
|
|
|
|
codepoints_.count = raw_bytes_read;
|
|
for (size_t i = 0; i < codepoints_.count; i++)
|
|
{
|
|
auto& cp = codepoints_.buffer[i];
|
|
cp.value = static_cast<char32_t>(raw_bytes[i]);
|
|
cp.bytes[0] = raw_bytes[i];
|
|
cp.count = 1u;
|
|
}
|
|
}
|
|
|
|
// UTF-8 slow-path
|
|
else
|
|
{
|
|
// helper for getting precise error location
|
|
const auto error_pos = [&]() noexcept -> const source_position&
|
|
{ //
|
|
return codepoints_.count ? codepoints_.buffer[codepoints_.count - 1u].position : next_pos_;
|
|
};
|
|
|
|
for (size_t i = 0; i < raw_bytes_read; i++)
|
|
{
|
|
decoder_(static_cast<uint8_t>(raw_bytes[i]));
|
|
if TOML_UNLIKELY(decoder_.error())
|
|
{
|
|
calc_positions();
|
|
utf8_reader_error("Encountered invalid utf-8 sequence", error_pos(), source_path_);
|
|
utf8_reader_return_after_error(false);
|
|
}
|
|
|
|
currently_decoding_.bytes[currently_decoding_.count++] = raw_bytes[i];
|
|
|
|
if (decoder_.has_code_point())
|
|
{
|
|
auto& cp = codepoints_.buffer[codepoints_.count++];
|
|
|
|
cp.value = decoder_.codepoint;
|
|
cp.count = currently_decoding_.count;
|
|
std::memcpy(cp.bytes, currently_decoding_.bytes, currently_decoding_.count);
|
|
currently_decoding_.count = {};
|
|
}
|
|
else if TOML_UNLIKELY(currently_decoding_.count == 4u)
|
|
{
|
|
calc_positions();
|
|
utf8_reader_error("Encountered overlong utf-8 sequence", error_pos(), source_path_);
|
|
utf8_reader_return_after_error(false);
|
|
}
|
|
}
|
|
if TOML_UNLIKELY(decoder_.needs_more_input() && stream_.eof())
|
|
{
|
|
calc_positions();
|
|
utf8_reader_error("Encountered EOF during incomplete utf-8 code point sequence",
|
|
error_pos(),
|
|
source_path_);
|
|
utf8_reader_return_after_error(false);
|
|
}
|
|
}
|
|
|
|
TOML_ASSERT_ASSUME(codepoints_.count);
|
|
calc_positions();
|
|
|
|
// handle general I/O errors
|
|
// (down here so the next_pos_ benefits from calc_positions())
|
|
if TOML_UNLIKELY(stream_.error())
|
|
{
|
|
utf8_reader_error("An I/O error occurred while reading from the underlying stream",
|
|
next_pos_,
|
|
source_path_);
|
|
utf8_reader_return_after_error(false);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
public:
|
|
template <typename U, typename String = std::string_view>
|
|
TOML_NODISCARD_CTOR
|
|
explicit utf8_reader(U&& source, String&& source_path = {}) noexcept(
|
|
std::is_nothrow_constructible_v<utf8_byte_stream<T>, U&&>)
|
|
: stream_{ static_cast<U&&>(source) }
|
|
{
|
|
currently_decoding_.count = {};
|
|
|
|
codepoints_.current = {};
|
|
codepoints_.count = {};
|
|
|
|
if (!source_path.empty())
|
|
source_path_ = std::make_shared<const std::string>(static_cast<String&&>(source_path));
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const source_path_ptr& source_path() const noexcept final
|
|
{
|
|
return source_path_;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const utf8_codepoint* read_next() noexcept(!TOML_COMPILER_HAS_EXCEPTIONS) final
|
|
{
|
|
utf8_reader_error_check({});
|
|
|
|
if (codepoints_.current == codepoints_.count)
|
|
{
|
|
if TOML_UNLIKELY(!stream_ || !read_next_block())
|
|
return nullptr;
|
|
|
|
TOML_ASSERT_ASSUME(!codepoints_.current);
|
|
}
|
|
TOML_ASSERT_ASSUME(codepoints_.count);
|
|
TOML_ASSERT_ASSUME(codepoints_.count <= block_capacity);
|
|
TOML_ASSERT_ASSUME(codepoints_.current < codepoints_.count);
|
|
|
|
return &codepoints_.buffer[codepoints_.current++];
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
bool peek_eof() const noexcept(!TOML_COMPILER_HAS_EXCEPTIONS) final
|
|
{
|
|
return stream_.peek_eof();
|
|
}
|
|
|
|
#if !TOML_EXCEPTIONS
|
|
|
|
TOML_NODISCARD
|
|
optional<parse_error>&& error() noexcept final
|
|
{
|
|
return std::move(err_);
|
|
}
|
|
|
|
#endif
|
|
};
|
|
|
|
template <typename Char>
|
|
utf8_reader(std::basic_string_view<Char>, std::string_view) -> utf8_reader<std::basic_string_view<Char>>;
|
|
template <typename Char>
|
|
utf8_reader(std::basic_string_view<Char>, std::string&&) -> utf8_reader<std::basic_string_view<Char>>;
|
|
template <typename Char>
|
|
utf8_reader(std::basic_istream<Char>&, std::string_view) -> utf8_reader<std::basic_istream<Char>>;
|
|
template <typename Char>
|
|
utf8_reader(std::basic_istream<Char>&, std::string&&) -> utf8_reader<std::basic_istream<Char>>;
|
|
|
|
#if TOML_EXCEPTIONS
|
|
#define utf8_buffered_reader_error_check(...) static_assert(true)
|
|
#else
|
|
#define utf8_buffered_reader_error_check(...) \
|
|
do \
|
|
{ \
|
|
if TOML_UNLIKELY(reader_.error()) \
|
|
return __VA_ARGS__; \
|
|
} \
|
|
while (false)
|
|
|
|
#endif
|
|
|
|
class TOML_EMPTY_BASES utf8_buffered_reader
|
|
{
|
|
public:
|
|
static constexpr size_t max_history_length = 128;
|
|
|
|
private:
|
|
static constexpr size_t history_buffer_size = max_history_length - 1; //'head' is stored in the reader
|
|
utf8_reader_interface& reader_;
|
|
struct
|
|
{
|
|
utf8_codepoint buffer[history_buffer_size];
|
|
size_t count, first;
|
|
} history_ = {};
|
|
const utf8_codepoint* head_ = {};
|
|
size_t negative_offset_ = {};
|
|
|
|
public:
|
|
TOML_NODISCARD_CTOR
|
|
explicit utf8_buffered_reader(utf8_reader_interface& reader) noexcept //
|
|
: reader_{ reader }
|
|
{}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
const source_path_ptr& source_path() const noexcept
|
|
{
|
|
return reader_.source_path();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const utf8_codepoint* read_next() noexcept(!TOML_COMPILER_HAS_EXCEPTIONS)
|
|
{
|
|
utf8_buffered_reader_error_check({});
|
|
|
|
if (negative_offset_)
|
|
{
|
|
negative_offset_--;
|
|
|
|
// an entry negative offset of 1 just means "replay the current head"
|
|
if (!negative_offset_)
|
|
return head_;
|
|
|
|
// otherwise step back into the history buffer
|
|
else
|
|
return history_.buffer
|
|
+ ((history_.first + history_.count - negative_offset_) % history_buffer_size);
|
|
}
|
|
else
|
|
{
|
|
// first character read from stream
|
|
if TOML_UNLIKELY(!history_.count && !head_)
|
|
head_ = reader_.read_next();
|
|
|
|
// subsequent characters and not eof
|
|
else if (head_)
|
|
{
|
|
if TOML_UNLIKELY(history_.count < history_buffer_size)
|
|
history_.buffer[history_.count++] = *head_;
|
|
else
|
|
history_.buffer[(history_.first++ + history_buffer_size) % history_buffer_size] = *head_;
|
|
|
|
head_ = reader_.read_next();
|
|
}
|
|
|
|
return head_;
|
|
}
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
const utf8_codepoint* step_back(size_t count) noexcept
|
|
{
|
|
utf8_buffered_reader_error_check({});
|
|
|
|
TOML_ASSERT_ASSUME(history_.count);
|
|
TOML_ASSERT_ASSUME(negative_offset_ + count <= history_.count);
|
|
|
|
negative_offset_ += count;
|
|
|
|
return negative_offset_
|
|
? history_.buffer + ((history_.first + history_.count - negative_offset_) % history_buffer_size)
|
|
: head_;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
bool peek_eof() const noexcept(!TOML_COMPILER_HAS_EXCEPTIONS)
|
|
{
|
|
return reader_.peek_eof();
|
|
}
|
|
|
|
#if !TOML_EXCEPTIONS
|
|
|
|
TOML_NODISCARD
|
|
optional<parse_error>&& error() noexcept
|
|
{
|
|
return reader_.error();
|
|
}
|
|
|
|
#endif
|
|
};
|
|
}
|
|
TOML_ANON_NAMESPACE_END;
|
|
|
|
#if TOML_EXCEPTIONS
|
|
#define TOML_RETURNS_BY_THROWING [[noreturn]]
|
|
#else
|
|
#define TOML_RETURNS_BY_THROWING
|
|
#endif
|
|
|
|
TOML_ANON_NAMESPACE_START
|
|
{
|
|
template <typename... T>
|
|
TOML_CONST_GETTER
|
|
TOML_INTERNAL_LINKAGE
|
|
constexpr bool is_match(char32_t codepoint, T... vals) noexcept
|
|
{
|
|
static_assert((std::is_same_v<char32_t, T> && ...));
|
|
return ((codepoint == vals) || ...);
|
|
}
|
|
|
|
template <uint64_t>
|
|
struct parse_integer_traits;
|
|
template <>
|
|
struct parse_integer_traits<2>
|
|
{
|
|
static constexpr auto scope_qualifier = "binary integer"sv;
|
|
static constexpr auto is_digit = impl::is_binary_digit;
|
|
static constexpr auto is_signed = false;
|
|
static constexpr auto max_digits = 63;
|
|
static constexpr auto prefix_codepoint = U'b';
|
|
static constexpr auto prefix = "b"sv;
|
|
static constexpr auto full_prefix = "0b"sv;
|
|
};
|
|
template <>
|
|
struct parse_integer_traits<8>
|
|
{
|
|
static constexpr auto scope_qualifier = "octal integer"sv;
|
|
static constexpr auto is_digit = impl::is_octal_digit;
|
|
static constexpr auto is_signed = false;
|
|
static constexpr auto max_digits = 21; // strlen("777777777777777777777")
|
|
static constexpr auto prefix_codepoint = U'o';
|
|
static constexpr auto prefix = "o"sv;
|
|
static constexpr auto full_prefix = "0o"sv;
|
|
};
|
|
template <>
|
|
struct parse_integer_traits<10>
|
|
{
|
|
static constexpr auto scope_qualifier = "decimal integer"sv;
|
|
static constexpr auto is_digit = impl::is_decimal_digit;
|
|
static constexpr auto is_signed = true;
|
|
static constexpr auto max_digits = 19; // strlen("9223372036854775807")
|
|
static constexpr auto full_prefix = ""sv;
|
|
};
|
|
template <>
|
|
struct parse_integer_traits<16>
|
|
{
|
|
static constexpr auto scope_qualifier = "hexadecimal integer"sv;
|
|
static constexpr auto is_digit = impl::is_hexadecimal_digit;
|
|
static constexpr auto is_signed = false;
|
|
static constexpr auto max_digits = 16; // strlen("7FFFFFFFFFFFFFFF")
|
|
static constexpr auto prefix_codepoint = U'x';
|
|
static constexpr auto prefix = "x"sv;
|
|
static constexpr auto full_prefix = "0x"sv;
|
|
};
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_INTERNAL_LINKAGE
|
|
std::string_view to_sv(node_type val) noexcept
|
|
{
|
|
return impl::node_type_friendly_names[impl::unwrap_enum(val)];
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_INTERNAL_LINKAGE
|
|
std::string_view to_sv(const std::string& str) noexcept
|
|
{
|
|
return std::string_view{ str };
|
|
}
|
|
|
|
TOML_CONST_GETTER
|
|
TOML_INTERNAL_LINKAGE
|
|
std::string_view to_sv(bool val) noexcept
|
|
{
|
|
using namespace std::string_view_literals;
|
|
|
|
return val ? "true"sv : "false"sv;
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_INTERNAL_LINKAGE
|
|
std::string_view to_sv(const utf8_codepoint& cp) noexcept
|
|
{
|
|
if (cp.value <= U'\x1F')
|
|
return impl::control_char_escapes[cp.value];
|
|
else if (cp.value == U'\x7F')
|
|
return "\\u007F"sv;
|
|
else
|
|
return std::string_view{ cp.bytes, cp.count };
|
|
}
|
|
|
|
TOML_PURE_GETTER
|
|
TOML_INTERNAL_LINKAGE
|
|
std::string_view to_sv(const utf8_codepoint* cp) noexcept
|
|
{
|
|
if (cp)
|
|
return to_sv(*cp);
|
|
return ""sv;
|
|
}
|
|
|
|
struct escaped_codepoint
|
|
{
|
|
const utf8_codepoint& cp;
|
|
};
|
|
|
|
template <typename T>
|
|
TOML_ATTR(nonnull)
|
|
TOML_INTERNAL_LINKAGE
|
|
void concatenate(char*& write_pos, char* const buf_end, const T& arg) noexcept
|
|
{
|
|
if TOML_UNLIKELY(write_pos >= buf_end)
|
|
return;
|
|
|
|
using arg_type = impl::remove_cvref<T>;
|
|
|
|
// string views
|
|
if constexpr (std::is_same_v<arg_type, std::string_view>)
|
|
{
|
|
const auto max_chars = static_cast<size_t>(buf_end - write_pos);
|
|
const auto len = max_chars < arg.length() ? max_chars : arg.length();
|
|
std::memcpy(write_pos, arg.data(), len);
|
|
write_pos += len;
|
|
}
|
|
|
|
// doubles
|
|
else if constexpr (std::is_same_v<arg_type, double>)
|
|
{
|
|
#if TOML_FLOAT_CHARCONV
|
|
const auto result = std::to_chars(write_pos, buf_end, arg);
|
|
write_pos = result.ptr;
|
|
#else
|
|
std::ostringstream ss;
|
|
ss.imbue(std::locale::classic());
|
|
ss.precision(std::numeric_limits<arg_type>::max_digits10);
|
|
ss << arg;
|
|
concatenate(write_pos, buf_end, to_sv(std::move(ss).str()));
|
|
#endif
|
|
}
|
|
|
|
// 64-bit integers
|
|
else if constexpr (impl::is_one_of<arg_type, int64_t, uint64_t>)
|
|
{
|
|
#if TOML_INT_CHARCONV
|
|
const auto result = std::to_chars(write_pos, buf_end, arg);
|
|
write_pos = result.ptr;
|
|
#else
|
|
std::ostringstream ss;
|
|
ss.imbue(std::locale::classic());
|
|
using cast_type = std::conditional_t<std::is_signed_v<arg_type>, int64_t, uint64_t>;
|
|
ss << static_cast<cast_type>(arg);
|
|
concatenate(write_pos, buf_end, to_sv(std::move(ss).str()));
|
|
#endif
|
|
}
|
|
|
|
// escaped_codepoint
|
|
else if constexpr (std::is_same_v<arg_type, escaped_codepoint>)
|
|
{
|
|
if (arg.cp.value <= U'\x7F')
|
|
concatenate(write_pos, buf_end, to_sv(arg.cp));
|
|
else
|
|
{
|
|
auto val = static_cast<uint_least32_t>(arg.cp.value);
|
|
const auto digits = val > 0xFFFFu ? 8u : 4u;
|
|
constexpr auto mask = uint_least32_t{ 0xFu };
|
|
char buf[10] = { '\\', digits > 4 ? 'U' : 'u' };
|
|
for (auto i = 2u + digits; i-- > 2u;)
|
|
{
|
|
const auto hexdig = val & mask;
|
|
buf[i] = static_cast<char>(hexdig >= 0xAu ? ('A' + (hexdig - 0xAu)) : ('0' + hexdig));
|
|
val >>= 4;
|
|
}
|
|
concatenate(write_pos, buf_end, std::string_view{ buf, digits + 2u });
|
|
}
|
|
}
|
|
|
|
// all other floats (fallback - coerce to double)
|
|
else if constexpr (std::is_floating_point_v<arg_type>)
|
|
concatenate(write_pos, buf_end, static_cast<double>(arg));
|
|
|
|
// all other integers (fallback - coerce to (u)int64_t)
|
|
else if constexpr (std::is_arithmetic_v<arg_type> && std::is_integral_v<arg_type>)
|
|
{
|
|
using cast_type = std::conditional_t<std::is_unsigned_v<arg_type>, uint64_t, int64_t>;
|
|
concatenate(write_pos, buf_end, static_cast<cast_type>(arg));
|
|
}
|
|
|
|
else
|
|
{
|
|
static_assert(
|
|
impl::dependent_false<T>,
|
|
"concatenate() inputs are limited to std::string_views, integers, floats, and escaped_codepoint");
|
|
}
|
|
}
|
|
|
|
struct error_builder
|
|
{
|
|
static constexpr std::size_t buf_size = 512;
|
|
char buf[buf_size];
|
|
char* write_pos = buf;
|
|
char* const max_write_pos = buf + (buf_size - std::size_t{ 1 }); // allow for null terminator
|
|
|
|
TOML_NODISCARD_CTOR
|
|
error_builder(std::string_view scope) noexcept
|
|
{
|
|
concatenate(write_pos, max_write_pos, "Error while parsing "sv);
|
|
concatenate(write_pos, max_write_pos, scope);
|
|
concatenate(write_pos, max_write_pos, ": "sv);
|
|
}
|
|
|
|
template <typename T>
|
|
void append(const T& arg) noexcept
|
|
{
|
|
concatenate(write_pos, max_write_pos, arg);
|
|
}
|
|
|
|
TOML_RETURNS_BY_THROWING
|
|
auto finish(const source_position& pos, const source_path_ptr& source_path) const
|
|
{
|
|
*write_pos = '\0';
|
|
|
|
#if TOML_EXCEPTIONS
|
|
throw parse_error{ buf, pos, source_path };
|
|
#else
|
|
return parse_error{ std::string(buf, static_cast<size_t>(write_pos - buf)), pos, source_path };
|
|
#endif
|
|
}
|
|
|
|
TOML_DELETE_DEFAULTS(error_builder);
|
|
};
|
|
|
|
struct parse_scope
|
|
{
|
|
std::string_view& storage_;
|
|
std::string_view parent_;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit parse_scope(std::string_view& current_scope, std::string_view new_scope) noexcept
|
|
: storage_{ current_scope },
|
|
parent_{ current_scope }
|
|
{
|
|
storage_ = new_scope;
|
|
}
|
|
|
|
~parse_scope() noexcept
|
|
{
|
|
storage_ = parent_;
|
|
}
|
|
|
|
TOML_DELETE_DEFAULTS(parse_scope);
|
|
};
|
|
#define push_parse_scope_2(scope, line) parse_scope ps_##line(current_scope, scope)
|
|
#define push_parse_scope_1(scope, line) push_parse_scope_2(scope, line)
|
|
#define push_parse_scope(scope) push_parse_scope_1(scope, __LINE__)
|
|
|
|
struct parse_key_buffer
|
|
{
|
|
std::string buffer;
|
|
std::vector<std::pair<size_t, size_t>> segments;
|
|
std::vector<source_position> starts;
|
|
std::vector<source_position> ends;
|
|
|
|
void clear() noexcept
|
|
{
|
|
buffer.clear();
|
|
segments.clear();
|
|
starts.clear();
|
|
ends.clear();
|
|
}
|
|
|
|
void push_back(std::string_view segment, source_position b, source_position e)
|
|
{
|
|
segments.push_back({ buffer.length(), segment.length() });
|
|
buffer.append(segment);
|
|
starts.push_back(b);
|
|
ends.push_back(e);
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
std::string_view operator[](size_t i) const noexcept
|
|
{
|
|
return std::string_view{ buffer.c_str() + segments[i].first, segments[i].second };
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
std::string_view back() const noexcept
|
|
{
|
|
return (*this)[segments.size() - 1u];
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
bool empty() const noexcept
|
|
{
|
|
return segments.empty();
|
|
}
|
|
|
|
TOML_PURE_INLINE_GETTER
|
|
size_t size() const noexcept
|
|
{
|
|
return segments.size();
|
|
}
|
|
};
|
|
|
|
struct depth_counter_scope
|
|
{
|
|
size_t& depth_;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit depth_counter_scope(size_t& depth) noexcept //
|
|
: depth_{ depth }
|
|
{
|
|
depth_++;
|
|
}
|
|
|
|
~depth_counter_scope() noexcept
|
|
{
|
|
depth_--;
|
|
}
|
|
|
|
TOML_DELETE_DEFAULTS(depth_counter_scope);
|
|
};
|
|
|
|
struct parsed_string
|
|
{
|
|
std::string_view value;
|
|
bool was_multi_line;
|
|
};
|
|
|
|
struct table_vector_scope
|
|
{
|
|
std::vector<table*>& tables;
|
|
|
|
TOML_NODISCARD_CTOR
|
|
explicit table_vector_scope(std::vector<table*>& tables_, table& tbl) //
|
|
: tables{ tables_ }
|
|
{
|
|
tables.push_back(&tbl);
|
|
}
|
|
|
|
~table_vector_scope() noexcept
|
|
{
|
|
tables.pop_back();
|
|
}
|
|
|
|
TOML_DELETE_DEFAULTS(table_vector_scope);
|
|
};
|
|
}
|
|
TOML_ANON_NAMESPACE_END;
|
|
|
|
#if 1 // parser helper macros
|
|
|
|
// Q: "what the fuck is this? MACROS????"
|
|
// A: The parser needs to work in exceptionless mode (returning error objects directly)
|
|
// and exception mode (reporting parse failures by throwing). Two totally different control flows.
|
|
// These macros encapsulate the differences between the two modes so I can write code code
|
|
// as though I was only targeting one mode and not want yeet myself into the sun.
|
|
// They're all #undef'd at the bottom of the parser's implementation so they should be harmless outside
|
|
// of toml++.
|
|
|
|
#define is_eof() !cp
|
|
#define assert_not_eof() TOML_ASSERT_ASSUME(cp != nullptr)
|
|
#define return_if_eof(...) \
|
|
do \
|
|
{ \
|
|
if TOML_UNLIKELY(is_eof()) \
|
|
return __VA_ARGS__; \
|
|
} \
|
|
while (false)
|
|
|
|
#if TOML_EXCEPTIONS
|
|
#define is_error() false
|
|
#define return_after_error(...) TOML_UNREACHABLE
|
|
#define assert_not_error() static_assert(true)
|
|
#define return_if_error(...) static_assert(true)
|
|
#define return_if_error_or_eof(...) return_if_eof(__VA_ARGS__)
|
|
#else
|
|
#define is_error() !!err
|
|
#define return_after_error(...) return __VA_ARGS__
|
|
#define assert_not_error() TOML_ASSERT(!is_error())
|
|
#define return_if_error(...) \
|
|
do \
|
|
{ \
|
|
if TOML_UNLIKELY(is_error()) \
|
|
return __VA_ARGS__; \
|
|
} \
|
|
while (false)
|
|
#define return_if_error_or_eof(...) \
|
|
do \
|
|
{ \
|
|
if TOML_UNLIKELY(is_eof() || is_error()) \
|
|
return __VA_ARGS__; \
|
|
} \
|
|
while (false)
|
|
#endif
|
|
|
|
#if defined(TOML_BREAK_AT_PARSE_ERRORS) && TOML_BREAK_AT_PARSE_ERRORS
|
|
#if defined(__has_builtin)
|
|
#if __has_builtin(__builtin_debugtrap)
|
|
#define parse_error_break() __builtin_debugtrap()
|
|
#elif __has_builtin(__debugbreak)
|
|
#define parse_error_break() __debugbreak()
|
|
#endif
|
|
#endif
|
|
#ifndef parse_error_break
|
|
#if TOML_MSVC || TOML_ICC
|
|
#define parse_error_break() __debugbreak()
|
|
#else
|
|
#define parse_error_break() TOML_ASSERT(false)
|
|
#endif
|
|
#endif
|
|
#else
|
|
#define parse_error_break() static_assert(true)
|
|
#endif
|
|
|
|
#define set_error_and_return(ret, ...) \
|
|
do \
|
|
{ \
|
|
if (!is_error()) \
|
|
set_error(__VA_ARGS__); \
|
|
return_after_error(ret); \
|
|
} \
|
|
while (false)
|
|
|
|
#define set_error_and_return_default(...) set_error_and_return({}, __VA_ARGS__)
|
|
|
|
#define set_error_and_return_if_eof(...) \
|
|
do \
|
|
{ \
|
|
if TOML_UNLIKELY(is_eof()) \
|
|
set_error_and_return(__VA_ARGS__, "encountered end-of-file"sv); \
|
|
} \
|
|
while (false)
|
|
|
|
#define advance_and_return_if_error(...) \
|
|
do \
|
|
{ \
|
|
assert_not_eof(); \
|
|
advance(); \
|
|
return_if_error(__VA_ARGS__); \
|
|
} \
|
|
while (false)
|
|
|
|
#define advance_and_return_if_error_or_eof(...) \
|
|
do \
|
|
{ \
|
|
assert_not_eof(); \
|
|
advance(); \
|
|
return_if_error(__VA_ARGS__); \
|
|
set_error_and_return_if_eof(__VA_ARGS__); \
|
|
} \
|
|
while (false)
|
|
|
|
#endif // parser helper macros
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
TOML_ABI_NAMESPACE_BOOL(TOML_EXCEPTIONS, impl_ex, impl_noex);
|
|
|
|
class parser
|
|
{
|
|
private:
|
|
static constexpr size_t max_nested_values = TOML_MAX_NESTED_VALUES;
|
|
|
|
utf8_buffered_reader reader;
|
|
table root;
|
|
source_position prev_pos = { 1, 1 };
|
|
const utf8_codepoint* cp = {};
|
|
std::vector<table*> implicit_tables;
|
|
std::vector<table*> dotted_key_tables;
|
|
std::vector<table*> open_inline_tables;
|
|
std::vector<array*> table_arrays;
|
|
parse_key_buffer key_buffer;
|
|
std::string string_buffer;
|
|
std::string recording_buffer; // for diagnostics
|
|
bool recording = false, recording_whitespace = true;
|
|
std::string_view current_scope;
|
|
size_t nested_values = {};
|
|
#if !TOML_EXCEPTIONS
|
|
mutable optional<parse_error> err;
|
|
#endif
|
|
|
|
TOML_NODISCARD
|
|
source_position current_position(source_index fallback_offset = 0) const noexcept
|
|
{
|
|
if (!is_eof())
|
|
return cp->position;
|
|
return { prev_pos.line, static_cast<source_index>(prev_pos.column + fallback_offset) };
|
|
}
|
|
|
|
template <typename... T>
|
|
TOML_RETURNS_BY_THROWING
|
|
TOML_NEVER_INLINE
|
|
void set_error_at(source_position pos, const T&... reason) const
|
|
{
|
|
static_assert(sizeof...(T) > 0);
|
|
return_if_error();
|
|
|
|
error_builder builder{ current_scope };
|
|
(builder.append(reason), ...);
|
|
|
|
parse_error_break();
|
|
|
|
#if TOML_EXCEPTIONS
|
|
builder.finish(pos, reader.source_path());
|
|
#else
|
|
err.emplace(builder.finish(pos, reader.source_path()));
|
|
#endif
|
|
}
|
|
|
|
template <typename... T>
|
|
TOML_RETURNS_BY_THROWING
|
|
void set_error(const T&... reason) const
|
|
{
|
|
set_error_at(current_position(1), reason...);
|
|
}
|
|
|
|
void go_back(size_t count = 1) noexcept
|
|
{
|
|
return_if_error();
|
|
TOML_ASSERT_ASSUME(count);
|
|
|
|
cp = reader.step_back(count);
|
|
prev_pos = cp->position;
|
|
}
|
|
|
|
void advance()
|
|
{
|
|
return_if_error();
|
|
assert_not_eof();
|
|
|
|
prev_pos = cp->position;
|
|
cp = reader.read_next();
|
|
|
|
#if !TOML_EXCEPTIONS
|
|
if (reader.error())
|
|
{
|
|
err = std::move(reader.error());
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
if (recording && !is_eof())
|
|
{
|
|
if (recording_whitespace || !is_whitespace(*cp))
|
|
recording_buffer.append(cp->bytes, cp->count);
|
|
}
|
|
}
|
|
|
|
void start_recording(bool include_current = true) noexcept
|
|
{
|
|
return_if_error();
|
|
|
|
recording = true;
|
|
recording_whitespace = true;
|
|
recording_buffer.clear();
|
|
if (include_current && !is_eof())
|
|
recording_buffer.append(cp->bytes, cp->count);
|
|
}
|
|
|
|
void stop_recording(size_t pop_bytes = 0) noexcept
|
|
{
|
|
return_if_error();
|
|
|
|
recording = false;
|
|
if (pop_bytes)
|
|
{
|
|
if (pop_bytes >= recording_buffer.length())
|
|
recording_buffer.clear();
|
|
else if (pop_bytes == 1u)
|
|
recording_buffer.pop_back();
|
|
else
|
|
recording_buffer.erase(recording_buffer.begin()
|
|
+ static_cast<ptrdiff_t>(recording_buffer.length() - pop_bytes),
|
|
recording_buffer.end());
|
|
}
|
|
}
|
|
|
|
bool consume_leading_whitespace()
|
|
{
|
|
return_if_error_or_eof({});
|
|
|
|
bool consumed = false;
|
|
while (!is_eof() && is_horizontal_whitespace(*cp))
|
|
{
|
|
if TOML_UNLIKELY(!is_ascii_horizontal_whitespace(*cp))
|
|
set_error_and_return_default("expected space or tab, saw '"sv, escaped_codepoint{ *cp }, "'"sv);
|
|
|
|
consumed = true;
|
|
advance_and_return_if_error({});
|
|
}
|
|
return consumed;
|
|
}
|
|
|
|
bool consume_line_break()
|
|
{
|
|
return_if_error_or_eof({});
|
|
|
|
if TOML_UNLIKELY(is_match(*cp, U'\v', U'\f'))
|
|
set_error_and_return_default(
|
|
R"(vertical tabs '\v' and form-feeds '\f' are not legal line breaks in TOML)"sv);
|
|
|
|
if (*cp == U'\r')
|
|
{
|
|
advance_and_return_if_error({}); // skip \r
|
|
|
|
if TOML_UNLIKELY(is_eof())
|
|
set_error_and_return_default("expected '\\n' after '\\r', saw EOF"sv);
|
|
|
|
if TOML_UNLIKELY(*cp != U'\n')
|
|
set_error_and_return_default("expected '\\n' after '\\r', saw '"sv,
|
|
escaped_codepoint{ *cp },
|
|
"'"sv);
|
|
}
|
|
else if (*cp != U'\n')
|
|
return false;
|
|
|
|
advance_and_return_if_error({}); // skip \n
|
|
return true;
|
|
}
|
|
|
|
bool consume_rest_of_line()
|
|
{
|
|
return_if_error_or_eof({});
|
|
|
|
do
|
|
{
|
|
if (is_ascii_vertical_whitespace(*cp))
|
|
return consume_line_break();
|
|
else
|
|
advance();
|
|
return_if_error({});
|
|
}
|
|
while (!is_eof());
|
|
|
|
return true;
|
|
}
|
|
|
|
bool consume_comment()
|
|
{
|
|
return_if_error_or_eof({});
|
|
|
|
if (*cp != U'#')
|
|
return false;
|
|
|
|
push_parse_scope("comment"sv);
|
|
|
|
advance_and_return_if_error({}); // skip the '#'
|
|
|
|
while (!is_eof())
|
|
{
|
|
if (consume_line_break())
|
|
return true;
|
|
return_if_error({});
|
|
|
|
#if TOML_LANG_AT_LEAST(1, 0, 0)
|
|
|
|
// toml/issues/567 (disallow non-TAB control characters in comments)
|
|
if TOML_UNLIKELY(is_nontab_control_character(*cp))
|
|
set_error_and_return_default(
|
|
"control characters other than TAB (U+0009) are explicitly prohibited in comments"sv);
|
|
|
|
// toml/pull/720 (disallow surrogates in comments)
|
|
else if TOML_UNLIKELY(is_unicode_surrogate(*cp))
|
|
set_error_and_return_default(
|
|
"unicode surrogates (U+D800 to U+DFFF) are explicitly prohibited in comments"sv);
|
|
#endif
|
|
|
|
advance_and_return_if_error({});
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
bool consume_expected_sequence(std::u32string_view seq)
|
|
{
|
|
return_if_error({});
|
|
TOML_ASSERT(!seq.empty());
|
|
|
|
for (auto c : seq)
|
|
{
|
|
set_error_and_return_if_eof({});
|
|
if (*cp != c)
|
|
return false;
|
|
advance_and_return_if_error({});
|
|
}
|
|
return true;
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
bool consume_digit_sequence(T* digits, size_t len)
|
|
{
|
|
return_if_error({});
|
|
TOML_ASSERT_ASSUME(digits);
|
|
TOML_ASSERT_ASSUME(len);
|
|
|
|
for (size_t i = 0; i < len; i++)
|
|
{
|
|
set_error_and_return_if_eof({});
|
|
if (!is_decimal_digit(*cp))
|
|
return false;
|
|
|
|
digits[i] = static_cast<T>(*cp - U'0');
|
|
advance_and_return_if_error({});
|
|
}
|
|
return true;
|
|
}
|
|
|
|
template <typename T>
|
|
TOML_NODISCARD
|
|
size_t consume_variable_length_digit_sequence(T* buffer, size_t max_len)
|
|
{
|
|
return_if_error({});
|
|
TOML_ASSERT_ASSUME(buffer);
|
|
TOML_ASSERT_ASSUME(max_len);
|
|
|
|
size_t i = {};
|
|
for (; i < max_len; i++)
|
|
{
|
|
if (is_eof() || !is_decimal_digit(*cp))
|
|
break;
|
|
|
|
buffer[i] = static_cast<T>(*cp - U'0');
|
|
advance_and_return_if_error({});
|
|
}
|
|
return i;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_NEVER_INLINE
|
|
std::string_view parse_basic_string(bool multi_line)
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
TOML_ASSERT_ASSUME(*cp == U'"');
|
|
push_parse_scope("string"sv);
|
|
|
|
// skip the '"'
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
// multi-line strings ignore a single line ending right at the beginning
|
|
if (multi_line)
|
|
{
|
|
consume_line_break();
|
|
return_if_error({});
|
|
set_error_and_return_if_eof({});
|
|
}
|
|
|
|
auto& str = string_buffer;
|
|
str.clear();
|
|
bool escaped = false;
|
|
bool skipping_whitespace = false;
|
|
do
|
|
{
|
|
if (escaped)
|
|
{
|
|
escaped = false;
|
|
|
|
// handle 'line ending slashes' in multi-line mode
|
|
if (multi_line && is_whitespace(*cp))
|
|
{
|
|
consume_leading_whitespace();
|
|
|
|
if TOML_UNLIKELY(!consume_line_break())
|
|
set_error_and_return_default(
|
|
"line-ending backslashes must be the last non-whitespace character on the line"sv);
|
|
|
|
skipping_whitespace = true;
|
|
return_if_error({});
|
|
continue;
|
|
}
|
|
|
|
bool skip_escaped_codepoint = true;
|
|
assert_not_eof();
|
|
switch (const auto escaped_codepoint = *cp)
|
|
{
|
|
// 'regular' escape codes
|
|
case U'b': str += '\b'; break;
|
|
case U'f': str += '\f'; break;
|
|
case U'n': str += '\n'; break;
|
|
case U'r': str += '\r'; break;
|
|
case U't': str += '\t'; break;
|
|
case U'"': str += '"'; break;
|
|
case U'\\': str += '\\'; break;
|
|
|
|
#if TOML_LANG_UNRELEASED // toml/pull/790 (\e shorthand for \x1B)
|
|
case U'e': str += '\x1B'; break;
|
|
#else
|
|
case U'e':
|
|
set_error_and_return_default(
|
|
"escape sequence '\\e' is not supported in TOML 1.0.0 and earlier"sv);
|
|
#endif
|
|
|
|
#if TOML_LANG_UNRELEASED // toml/pull/796 (\xHH unicode scalar sequences)
|
|
case U'x': [[fallthrough]];
|
|
#else
|
|
case U'x':
|
|
set_error_and_return_default(
|
|
"escape sequence '\\x' is not supported in TOML 1.0.0 and earlier"sv);
|
|
#endif
|
|
|
|
// unicode scalar sequences
|
|
case U'u': [[fallthrough]];
|
|
case U'U':
|
|
{
|
|
push_parse_scope("unicode scalar sequence"sv);
|
|
advance_and_return_if_error_or_eof({});
|
|
skip_escaped_codepoint = false;
|
|
|
|
uint32_t place_value =
|
|
escaped_codepoint == U'U' ? 0x10000000u : (escaped_codepoint == U'u' ? 0x1000u : 0x10u);
|
|
uint32_t sequence_value{};
|
|
while (place_value)
|
|
{
|
|
set_error_and_return_if_eof({});
|
|
|
|
if TOML_UNLIKELY(!is_hexadecimal_digit(*cp))
|
|
set_error_and_return_default("expected hex digit, saw '"sv, to_sv(*cp), "'"sv);
|
|
|
|
sequence_value += place_value * hex_to_dec(*cp);
|
|
place_value /= 16u;
|
|
advance_and_return_if_error({});
|
|
}
|
|
|
|
if TOML_UNLIKELY(is_unicode_surrogate(sequence_value))
|
|
set_error_and_return_default(
|
|
"unicode surrogates (U+D800 - U+DFFF) are explicitly prohibited"sv);
|
|
else if TOML_UNLIKELY(sequence_value > 0x10FFFFu)
|
|
set_error_and_return_default("values greater than U+10FFFF are invalid"sv);
|
|
|
|
if (sequence_value < 0x80)
|
|
{
|
|
str += static_cast<char>(sequence_value);
|
|
}
|
|
else if (sequence_value < 0x800u)
|
|
{
|
|
str += static_cast<char>((sequence_value >> 6) | 0xC0u);
|
|
str += static_cast<char>((sequence_value & 0x3Fu) | 0x80u);
|
|
}
|
|
else if (sequence_value < 0x10000u)
|
|
{
|
|
str += static_cast<char>((sequence_value >> 12) | 0xE0u);
|
|
str += static_cast<char>(((sequence_value >> 6) & 0x3Fu) | 0x80u);
|
|
str += static_cast<char>((sequence_value & 0x3Fu) | 0x80u);
|
|
}
|
|
else if (sequence_value < 0x110000u)
|
|
{
|
|
str += static_cast<char>((sequence_value >> 18) | 0xF0u);
|
|
str += static_cast<char>(((sequence_value >> 12) & 0x3Fu) | 0x80u);
|
|
str += static_cast<char>(((sequence_value >> 6) & 0x3Fu) | 0x80u);
|
|
str += static_cast<char>((sequence_value & 0x3Fu) | 0x80u);
|
|
}
|
|
break;
|
|
}
|
|
|
|
// ???
|
|
TOML_UNLIKELY_CASE
|
|
default: set_error_and_return_default("unknown escape sequence '\\"sv, to_sv(*cp), "'"sv);
|
|
}
|
|
|
|
if (skip_escaped_codepoint)
|
|
advance_and_return_if_error_or_eof({});
|
|
}
|
|
else
|
|
{
|
|
// handle closing delimiters
|
|
if (*cp == U'"')
|
|
{
|
|
if (multi_line)
|
|
{
|
|
size_t lookaheads = {};
|
|
size_t consecutive_delimiters = 1;
|
|
do
|
|
{
|
|
advance_and_return_if_error({});
|
|
lookaheads++;
|
|
if (!is_eof() && *cp == U'"')
|
|
consecutive_delimiters++;
|
|
else
|
|
break;
|
|
}
|
|
while (lookaheads < 4u);
|
|
|
|
switch (consecutive_delimiters)
|
|
{
|
|
// """ " (one quote somewhere in a ML string)
|
|
case 1:
|
|
str += '"';
|
|
skipping_whitespace = false;
|
|
continue;
|
|
|
|
// """ "" (two quotes somewhere in a ML string)
|
|
case 2:
|
|
str.append("\"\""sv);
|
|
skipping_whitespace = false;
|
|
continue;
|
|
|
|
// """ """ (the end of the string)
|
|
case 3: return str;
|
|
|
|
// """ """" (one at the end of the string)
|
|
case 4: str += '"'; return str;
|
|
|
|
// """ """"" (two quotes at the end of the string)
|
|
case 5:
|
|
str.append("\"\""sv);
|
|
advance_and_return_if_error({}); // skip the last '"'
|
|
return str;
|
|
|
|
default: TOML_UNREACHABLE;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
advance_and_return_if_error({}); // skip the closing delimiter
|
|
return str;
|
|
}
|
|
}
|
|
|
|
// handle escapes
|
|
else if (*cp == U'\\')
|
|
{
|
|
advance_and_return_if_error_or_eof({}); // skip the '\'
|
|
skipping_whitespace = false;
|
|
escaped = true;
|
|
continue;
|
|
}
|
|
|
|
// handle line endings in multi-line mode
|
|
if (multi_line && is_ascii_vertical_whitespace(*cp))
|
|
{
|
|
consume_line_break();
|
|
return_if_error({});
|
|
if (!skipping_whitespace)
|
|
str += '\n';
|
|
continue;
|
|
}
|
|
|
|
// handle control characters
|
|
if TOML_UNLIKELY(is_nontab_control_character(*cp))
|
|
set_error_and_return_default(
|
|
"unescaped control characters other than TAB (U+0009) are explicitly prohibited"sv);
|
|
|
|
#if TOML_LANG_AT_LEAST(1, 0, 0)
|
|
|
|
// handle surrogates in strings
|
|
if TOML_UNLIKELY(is_unicode_surrogate(*cp))
|
|
set_error_and_return_default(
|
|
"unescaped unicode surrogates (U+D800 to U+DFFF) are explicitly prohibited"sv);
|
|
#endif
|
|
|
|
if (multi_line)
|
|
{
|
|
if (!skipping_whitespace || !is_horizontal_whitespace(*cp))
|
|
{
|
|
skipping_whitespace = false;
|
|
str.append(cp->bytes, cp->count);
|
|
}
|
|
}
|
|
else
|
|
str.append(cp->bytes, cp->count);
|
|
|
|
advance_and_return_if_error({});
|
|
}
|
|
}
|
|
while (!is_eof());
|
|
|
|
set_error_and_return_default("encountered end-of-file"sv);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_NEVER_INLINE
|
|
std::string_view parse_literal_string(bool multi_line)
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
TOML_ASSERT_ASSUME(*cp == U'\'');
|
|
push_parse_scope("literal string"sv);
|
|
|
|
// skip the delimiter
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
// multi-line strings ignore a single line ending right at the beginning
|
|
if (multi_line)
|
|
{
|
|
consume_line_break();
|
|
return_if_error({});
|
|
set_error_and_return_if_eof({});
|
|
}
|
|
|
|
auto& str = string_buffer;
|
|
str.clear();
|
|
do
|
|
{
|
|
return_if_error({});
|
|
|
|
// handle closing delimiters
|
|
if (*cp == U'\'')
|
|
{
|
|
if (multi_line)
|
|
{
|
|
size_t lookaheads = {};
|
|
size_t consecutive_delimiters = 1;
|
|
do
|
|
{
|
|
advance_and_return_if_error({});
|
|
lookaheads++;
|
|
if (!is_eof() && *cp == U'\'')
|
|
consecutive_delimiters++;
|
|
else
|
|
break;
|
|
}
|
|
while (lookaheads < 4u);
|
|
|
|
switch (consecutive_delimiters)
|
|
{
|
|
// ''' ' (one quote somewhere in a ML string)
|
|
case 1: str += '\''; continue;
|
|
|
|
// ''' '' (two quotes somewhere in a ML string)
|
|
case 2: str.append("''"sv); continue;
|
|
|
|
// ''' ''' (the end of the string)
|
|
case 3: return str;
|
|
|
|
// ''' '''' (one at the end of the string)
|
|
case 4: str += '\''; return str;
|
|
|
|
// ''' ''''' (two quotes at the end of the string)
|
|
case 5:
|
|
str.append("''"sv);
|
|
advance_and_return_if_error({}); // skip the last '
|
|
return str;
|
|
|
|
default: TOML_UNREACHABLE;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
advance_and_return_if_error({}); // skip the closing delimiter
|
|
return str;
|
|
}
|
|
}
|
|
|
|
// handle line endings in multi-line mode
|
|
if (multi_line && is_ascii_vertical_whitespace(*cp))
|
|
{
|
|
consume_line_break();
|
|
return_if_error({});
|
|
str += '\n';
|
|
continue;
|
|
}
|
|
|
|
// handle control characters
|
|
if TOML_UNLIKELY(is_nontab_control_character(*cp))
|
|
set_error_and_return_default(
|
|
"control characters other than TAB (U+0009) are explicitly prohibited"sv);
|
|
|
|
#if TOML_LANG_AT_LEAST(1, 0, 0)
|
|
|
|
// handle surrogates in strings
|
|
if TOML_UNLIKELY(is_unicode_surrogate(*cp))
|
|
set_error_and_return_default("unicode surrogates (U+D800 - U+DFFF) are explicitly prohibited"sv);
|
|
#endif
|
|
|
|
str.append(cp->bytes, cp->count);
|
|
advance_and_return_if_error({});
|
|
}
|
|
while (!is_eof());
|
|
|
|
set_error_and_return_default("encountered end-of-file"sv);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_NEVER_INLINE
|
|
parsed_string parse_string()
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
TOML_ASSERT_ASSUME(is_string_delimiter(*cp));
|
|
push_parse_scope("string"sv);
|
|
|
|
// get the first three characters to determine the string type
|
|
const auto first = cp->value;
|
|
advance_and_return_if_error_or_eof({});
|
|
const auto second = cp->value;
|
|
advance_and_return_if_error({});
|
|
const auto third = cp ? cp->value : U'\0';
|
|
|
|
// if we were eof at the third character then first and second need to be
|
|
// the same string character (otherwise it's an unterminated string)
|
|
if (is_eof())
|
|
{
|
|
if (second == first)
|
|
return {};
|
|
|
|
set_error_and_return_default("encountered end-of-file"sv);
|
|
}
|
|
|
|
// if the first three characters are all the same string delimiter then
|
|
// it's a multi-line string.
|
|
else if (first == second && first == third)
|
|
{
|
|
return { first == U'\'' ? parse_literal_string(true) : parse_basic_string(true), true };
|
|
}
|
|
|
|
// otherwise it's just a regular string.
|
|
else
|
|
{
|
|
// step back two characters so that the current
|
|
// character is the string delimiter
|
|
go_back(2u);
|
|
|
|
return { first == U'\'' ? parse_literal_string(false) : parse_basic_string(false), false };
|
|
}
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_NEVER_INLINE
|
|
std::string_view parse_bare_key_segment()
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
TOML_ASSERT_ASSUME(is_bare_key_character(*cp));
|
|
|
|
string_buffer.clear();
|
|
|
|
while (!is_eof())
|
|
{
|
|
if (!is_bare_key_character(*cp))
|
|
break;
|
|
|
|
string_buffer.append(cp->bytes, cp->count);
|
|
advance_and_return_if_error({});
|
|
}
|
|
|
|
return string_buffer;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_NEVER_INLINE
|
|
bool parse_boolean()
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
TOML_ASSERT_ASSUME(is_match(*cp, U't', U'f', U'T', U'F'));
|
|
push_parse_scope("boolean"sv);
|
|
|
|
start_recording(true);
|
|
auto result = is_match(*cp, U't', U'T');
|
|
if (!consume_expected_sequence(result ? U"true"sv : U"false"sv))
|
|
set_error_and_return_default("expected '"sv,
|
|
to_sv(result),
|
|
"', saw '"sv,
|
|
to_sv(recording_buffer),
|
|
"'"sv);
|
|
stop_recording();
|
|
|
|
if (cp && !is_value_terminator(*cp))
|
|
set_error_and_return_default("expected value-terminator, saw '"sv, to_sv(*cp), "'"sv);
|
|
|
|
return result;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_NEVER_INLINE
|
|
double parse_inf_or_nan()
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
TOML_ASSERT_ASSUME(is_match(*cp, U'i', U'n', U'I', U'N', U'+', U'-'));
|
|
push_parse_scope("floating-point"sv);
|
|
|
|
start_recording(true);
|
|
const bool negative = *cp == U'-';
|
|
if (negative || *cp == U'+')
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
const bool inf = is_match(*cp, U'i', U'I');
|
|
if (!consume_expected_sequence(inf ? U"inf"sv : U"nan"sv))
|
|
set_error_and_return_default("expected '"sv,
|
|
inf ? "inf"sv : "nan"sv,
|
|
"', saw '"sv,
|
|
to_sv(recording_buffer),
|
|
"'"sv);
|
|
stop_recording();
|
|
|
|
if (cp && !is_value_terminator(*cp))
|
|
set_error_and_return_default("expected value-terminator, saw '"sv, to_sv(*cp), "'"sv);
|
|
|
|
return inf ? (negative ? -std::numeric_limits<double>::infinity() : std::numeric_limits<double>::infinity())
|
|
: std::numeric_limits<double>::quiet_NaN();
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_NEVER_INLINE
|
|
double parse_float()
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
TOML_ASSERT_ASSUME(is_match(*cp, U'+', U'-', U'.') || is_decimal_digit(*cp));
|
|
push_parse_scope("floating-point"sv);
|
|
|
|
// sign
|
|
const int sign = *cp == U'-' ? -1 : 1;
|
|
if (is_match(*cp, U'+', U'-'))
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
// consume value chars
|
|
char chars[utf8_buffered_reader::max_history_length];
|
|
size_t length = {};
|
|
const utf8_codepoint* prev = {};
|
|
bool seen_decimal = false, seen_exponent = false;
|
|
char first_integer_part = '\0';
|
|
while (!is_eof() && !is_value_terminator(*cp))
|
|
{
|
|
if (*cp == U'_')
|
|
{
|
|
if (!prev || !is_decimal_digit(*prev))
|
|
set_error_and_return_default("underscores may only follow digits"sv);
|
|
|
|
prev = cp;
|
|
advance_and_return_if_error_or_eof({});
|
|
continue;
|
|
}
|
|
else if TOML_UNLIKELY(prev && *prev == U'_' && !is_decimal_digit(*cp))
|
|
set_error_and_return_default("underscores must be followed by digits"sv);
|
|
else if TOML_UNLIKELY(length == sizeof(chars))
|
|
set_error_and_return_default("exceeds length limit of "sv,
|
|
sizeof(chars),
|
|
" digits"sv,
|
|
(seen_exponent ? ""sv : " (consider using exponent notation)"sv));
|
|
else if (*cp == U'.')
|
|
{
|
|
// .1
|
|
// -.1
|
|
// +.1 (no integer part)
|
|
if (!first_integer_part)
|
|
set_error_and_return_default("expected decimal digit, saw '.'"sv);
|
|
|
|
// 1.0e+.10 (exponent cannot have '.')
|
|
else if (seen_exponent)
|
|
set_error_and_return_default("expected exponent decimal digit or sign, saw '.'"sv);
|
|
|
|
// 1.0.e+.10
|
|
// 1..0
|
|
// (multiple '.')
|
|
else if (seen_decimal)
|
|
set_error_and_return_default("expected decimal digit or exponent, saw '.'"sv);
|
|
|
|
seen_decimal = true;
|
|
}
|
|
else if (is_match(*cp, U'e', U'E'))
|
|
{
|
|
if (prev && !is_decimal_digit(*prev))
|
|
set_error_and_return_default("expected decimal digit, saw '"sv, to_sv(*cp), "'"sv);
|
|
|
|
// 1.0ee+10 (multiple 'e')
|
|
else if (seen_exponent)
|
|
set_error_and_return_default("expected decimal digit, saw '"sv, to_sv(*cp), "'"sv);
|
|
|
|
seen_decimal = true; // implied
|
|
seen_exponent = true;
|
|
}
|
|
else if (is_match(*cp, U'+', U'-'))
|
|
{
|
|
// 1.-0 (sign in mantissa)
|
|
if (!seen_exponent)
|
|
set_error_and_return_default("expected decimal digit or '.', saw '"sv, to_sv(*cp), "'"sv);
|
|
|
|
// 1.0e1-0 (misplaced exponent sign)
|
|
else if (!is_match(*prev, U'e', U'E'))
|
|
set_error_and_return_default("expected exponent digit, saw '"sv, to_sv(*cp), "'"sv);
|
|
}
|
|
else if (is_decimal_digit(*cp))
|
|
{
|
|
if (!seen_decimal)
|
|
{
|
|
if (!first_integer_part)
|
|
first_integer_part = static_cast<char>(cp->bytes[0]);
|
|
else if (first_integer_part == '0')
|
|
set_error_and_return_default("leading zeroes are prohibited"sv);
|
|
}
|
|
}
|
|
else
|
|
set_error_and_return_default("expected decimal digit, saw '"sv, to_sv(*cp), "'"sv);
|
|
|
|
chars[length++] = static_cast<char>(cp->bytes[0]);
|
|
prev = cp;
|
|
advance_and_return_if_error({});
|
|
}
|
|
|
|
// sanity-check ending state
|
|
if (prev)
|
|
{
|
|
if (*prev == U'_')
|
|
{
|
|
set_error_and_return_if_eof({});
|
|
set_error_and_return_default("underscores must be followed by digits"sv);
|
|
}
|
|
else if (is_match(*prev, U'e', U'E', U'+', U'-', U'.'))
|
|
{
|
|
set_error_and_return_if_eof({});
|
|
set_error_and_return_default("expected decimal digit, saw '"sv, to_sv(*cp), "'"sv);
|
|
}
|
|
}
|
|
|
|
// convert to double
|
|
double result;
|
|
#if TOML_FLOAT_CHARCONV
|
|
{
|
|
auto fc_result = std::from_chars(chars, chars + length, result);
|
|
switch (fc_result.ec)
|
|
{
|
|
TOML_LIKELY_CASE
|
|
case std::errc{}: // ok
|
|
return result * sign;
|
|
|
|
case std::errc::invalid_argument:
|
|
set_error_and_return_default("'"sv,
|
|
std::string_view{ chars, length },
|
|
"' could not be interpreted as a value"sv);
|
|
break;
|
|
|
|
case std::errc::result_out_of_range:
|
|
set_error_and_return_default("'"sv,
|
|
std::string_view{ chars, length },
|
|
"' is not representable in 64 bits"sv);
|
|
break;
|
|
|
|
default: //??
|
|
set_error_and_return_default("an unspecified error occurred while trying to interpret '"sv,
|
|
std::string_view{ chars, length },
|
|
"' as a value"sv);
|
|
}
|
|
}
|
|
#else
|
|
{
|
|
std::stringstream ss;
|
|
ss.imbue(std::locale::classic());
|
|
ss.write(chars, static_cast<std::streamsize>(length));
|
|
if ((ss >> result))
|
|
return result * sign;
|
|
else
|
|
set_error_and_return_default("'"sv,
|
|
std::string_view{ chars, length },
|
|
"' could not be interpreted as a value"sv);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_NEVER_INLINE
|
|
double parse_hex_float()
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
TOML_ASSERT_ASSUME(is_match(*cp, U'0', U'+', U'-'));
|
|
push_parse_scope("hexadecimal floating-point"sv);
|
|
|
|
#if TOML_LANG_UNRELEASED // toml/issues/562 (hexfloats)
|
|
|
|
// sign
|
|
const int sign = *cp == U'-' ? -1 : 1;
|
|
if (is_match(*cp, U'+', U'-'))
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
// '0'
|
|
if (*cp != U'0')
|
|
set_error_and_return_default(" expected '0', saw '"sv, to_sv(*cp), "'"sv);
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
// 'x' or 'X'
|
|
if (!is_match(*cp, U'x', U'X'))
|
|
set_error_and_return_default("expected 'x' or 'X', saw '"sv, to_sv(*cp), "'"sv);
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
// <HEX DIGITS> ([.]<HEX DIGITS>)? [pP] [+-]? <DEC DIGITS>
|
|
|
|
// consume value fragments
|
|
struct fragment
|
|
{
|
|
char chars[24];
|
|
size_t length;
|
|
double value;
|
|
};
|
|
fragment fragments[] = {
|
|
{}, // mantissa, whole part
|
|
{}, // mantissa, fractional part
|
|
{} // exponent
|
|
};
|
|
fragment* current_fragment = fragments;
|
|
const utf8_codepoint* prev = {};
|
|
int exponent_sign = 1;
|
|
while (!is_eof() && !is_value_terminator(*cp))
|
|
{
|
|
if (*cp == U'_')
|
|
{
|
|
if (!prev || !is_hexadecimal_digit(*prev))
|
|
set_error_and_return_default("underscores may only follow digits"sv);
|
|
|
|
prev = cp;
|
|
advance_and_return_if_error_or_eof({});
|
|
continue;
|
|
}
|
|
else if (prev && *prev == U'_' && !is_hexadecimal_digit(*cp))
|
|
set_error_and_return_default("underscores must be followed by digits"sv);
|
|
else if (*cp == U'.')
|
|
{
|
|
// 0x10.0p-.0 (exponent cannot have '.')
|
|
if (current_fragment == fragments + 2)
|
|
set_error_and_return_default("expected exponent digit or sign, saw '.'"sv);
|
|
|
|
// 0x10.0.p-0 (multiple '.')
|
|
else if (current_fragment == fragments + 1)
|
|
set_error_and_return_default("expected hexadecimal digit or exponent, saw '.'"sv);
|
|
|
|
else
|
|
current_fragment++;
|
|
}
|
|
else if (is_match(*cp, U'p', U'P'))
|
|
{
|
|
// 0x10.0pp-0 (multiple 'p')
|
|
if (current_fragment == fragments + 2)
|
|
set_error_and_return_default("expected exponent digit or sign, saw '"sv, to_sv(*cp), "'"sv);
|
|
|
|
// 0x.p-0 (mantissa is just '.')
|
|
else if (fragments[0].length == 0u && fragments[1].length == 0u)
|
|
set_error_and_return_default("expected hexadecimal digit, saw '"sv, to_sv(*cp), "'"sv);
|
|
|
|
else
|
|
current_fragment = fragments + 2;
|
|
}
|
|
else if (is_match(*cp, U'+', U'-'))
|
|
{
|
|
// 0x-10.0p-0 (sign in mantissa)
|
|
if (current_fragment != fragments + 2)
|
|
set_error_and_return_default("expected hexadecimal digit or '.', saw '"sv, to_sv(*cp), "'"sv);
|
|
|
|
// 0x10.0p0- (misplaced exponent sign)
|
|
else if (!is_match(*prev, U'p', U'P'))
|
|
set_error_and_return_default("expected exponent digit, saw '"sv, to_sv(*cp), "'"sv);
|
|
|
|
else
|
|
exponent_sign = *cp == U'-' ? -1 : 1;
|
|
}
|
|
else if (current_fragment < fragments + 2 && !is_hexadecimal_digit(*cp))
|
|
set_error_and_return_default("expected hexadecimal digit or '.', saw '"sv, to_sv(*cp), "'"sv);
|
|
else if (current_fragment == fragments + 2 && !is_decimal_digit(*cp))
|
|
set_error_and_return_default("expected exponent digit or sign, saw '"sv, to_sv(*cp), "'"sv);
|
|
else if (current_fragment->length == sizeof(fragment::chars))
|
|
set_error_and_return_default("fragment exceeeds maximum length of "sv,
|
|
sizeof(fragment::chars),
|
|
" characters"sv);
|
|
else
|
|
current_fragment->chars[current_fragment->length++] = static_cast<char>(cp->bytes[0]);
|
|
|
|
prev = cp;
|
|
advance_and_return_if_error({});
|
|
}
|
|
|
|
// sanity-check ending state
|
|
if (current_fragment != fragments + 2 || current_fragment->length == 0u)
|
|
{
|
|
set_error_and_return_if_eof({});
|
|
set_error_and_return_default("missing exponent"sv);
|
|
}
|
|
else if (prev && *prev == U'_')
|
|
{
|
|
set_error_and_return_if_eof({});
|
|
set_error_and_return_default("underscores must be followed by digits"sv);
|
|
}
|
|
|
|
// calculate values for the three fragments
|
|
for (int fragment_idx = 0; fragment_idx < 3; fragment_idx++)
|
|
{
|
|
auto& f = fragments[fragment_idx];
|
|
const uint32_t base = fragment_idx == 2 ? 10u : 16u;
|
|
|
|
// left-trim zeroes
|
|
const char* c = f.chars;
|
|
size_t sig = {};
|
|
while (f.length && *c == '0')
|
|
{
|
|
f.length--;
|
|
c++;
|
|
sig++;
|
|
}
|
|
if (!f.length)
|
|
continue;
|
|
|
|
// calculate value
|
|
auto place = 1u;
|
|
for (size_t i = 0; i < f.length - 1u; i++)
|
|
place *= base;
|
|
uint32_t val{};
|
|
while (place)
|
|
{
|
|
if (base == 16)
|
|
val += place * hex_to_dec(*c);
|
|
else
|
|
val += place * static_cast<uint32_t>(*c - '0');
|
|
if (fragment_idx == 1)
|
|
sig++;
|
|
c++;
|
|
place /= base;
|
|
}
|
|
f.value = static_cast<double>(val);
|
|
|
|
// shift the fractional part
|
|
if (fragment_idx == 1)
|
|
{
|
|
while (sig--)
|
|
f.value /= base;
|
|
}
|
|
}
|
|
|
|
return (fragments[0].value + fragments[1].value) * pow(2.0, fragments[2].value * exponent_sign) * sign;
|
|
|
|
#else // !TOML_LANG_UNRELEASED
|
|
|
|
set_error_and_return_default("hexadecimal floating-point values are not supported "
|
|
"in TOML 1.0.0 and earlier"sv);
|
|
|
|
#endif // !TOML_LANG_UNRELEASED
|
|
}
|
|
|
|
template <uint64_t base>
|
|
TOML_NODISCARD
|
|
TOML_NEVER_INLINE
|
|
int64_t parse_integer()
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
using traits = parse_integer_traits<base>;
|
|
push_parse_scope(traits::scope_qualifier);
|
|
|
|
[[maybe_unused]] int64_t sign = 1;
|
|
if constexpr (traits::is_signed)
|
|
{
|
|
sign = *cp == U'-' ? -1 : 1;
|
|
if (is_match(*cp, U'+', U'-'))
|
|
advance_and_return_if_error_or_eof({});
|
|
}
|
|
|
|
if constexpr (base == 10)
|
|
{
|
|
if (!traits::is_digit(*cp))
|
|
set_error_and_return_default("expected expected digit or sign, saw '"sv, to_sv(*cp), "'"sv);
|
|
}
|
|
else
|
|
{
|
|
// '0'
|
|
if (*cp != U'0')
|
|
set_error_and_return_default("expected '0', saw '"sv, to_sv(*cp), "'"sv);
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
// 'b', 'o', 'x'
|
|
if (*cp != traits::prefix_codepoint)
|
|
set_error_and_return_default("expected '"sv, traits::prefix, "', saw '"sv, to_sv(*cp), "'"sv);
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
if (!traits::is_digit(*cp))
|
|
set_error_and_return_default("expected digit, saw '"sv, to_sv(*cp), "'"sv);
|
|
}
|
|
|
|
// consume digits
|
|
char digits[utf8_buffered_reader::max_history_length];
|
|
size_t length = {};
|
|
const utf8_codepoint* prev = {};
|
|
while (!is_eof() && !is_value_terminator(*cp))
|
|
{
|
|
if (*cp == U'_')
|
|
{
|
|
if (!prev || !traits::is_digit(*prev))
|
|
set_error_and_return_default("underscores may only follow digits"sv);
|
|
|
|
prev = cp;
|
|
advance_and_return_if_error_or_eof({});
|
|
continue;
|
|
}
|
|
else if TOML_UNLIKELY(prev && *prev == U'_' && !traits::is_digit(*cp))
|
|
set_error_and_return_default("underscores must be followed by digits"sv);
|
|
else if TOML_UNLIKELY(!traits::is_digit(*cp))
|
|
set_error_and_return_default("expected digit, saw '"sv, to_sv(*cp), "'"sv);
|
|
else if TOML_UNLIKELY(length == sizeof(digits))
|
|
set_error_and_return_default("exceeds length limit of "sv, sizeof(digits), " digits"sv);
|
|
else
|
|
digits[length++] = static_cast<char>(cp->bytes[0]);
|
|
|
|
prev = cp;
|
|
advance_and_return_if_error({});
|
|
}
|
|
|
|
// sanity check ending state
|
|
if (prev && *prev == U'_')
|
|
{
|
|
set_error_and_return_if_eof({});
|
|
set_error_and_return_default("underscores must be followed by digits"sv);
|
|
}
|
|
|
|
// single digits can be converted trivially
|
|
if (length == 1u)
|
|
{
|
|
int64_t result;
|
|
|
|
if constexpr (base == 16)
|
|
result = static_cast<int64_t>(hex_to_dec(digits[0]));
|
|
else
|
|
result = static_cast<int64_t>(digits[0] - '0');
|
|
|
|
if constexpr (traits::is_signed)
|
|
result *= sign;
|
|
|
|
return result;
|
|
}
|
|
|
|
// bin, oct and hex allow leading zeroes so trim them first
|
|
const char* end = digits + length;
|
|
const char* msd = digits;
|
|
if constexpr (base != 10)
|
|
{
|
|
while (msd < end && *msd == '0')
|
|
msd++;
|
|
if (msd == end)
|
|
return 0ll;
|
|
}
|
|
|
|
// decimal integers do not allow leading zeroes
|
|
else
|
|
{
|
|
if TOML_UNLIKELY(digits[0] == '0')
|
|
set_error_and_return_default("leading zeroes are prohibited"sv);
|
|
}
|
|
|
|
// range check
|
|
if TOML_UNLIKELY(static_cast<size_t>(end - msd) > traits::max_digits)
|
|
set_error_and_return_default("'"sv,
|
|
traits::full_prefix,
|
|
std::string_view{ digits, length },
|
|
"' is not representable in 64 bits"sv);
|
|
|
|
// do the thing
|
|
{
|
|
uint64_t result = {};
|
|
{
|
|
uint64_t power = 1;
|
|
while (--end >= msd)
|
|
{
|
|
if constexpr (base == 16)
|
|
result += power * hex_to_dec(*end);
|
|
else
|
|
result += power * static_cast<uint64_t>(*end - '0');
|
|
|
|
power *= base;
|
|
}
|
|
}
|
|
|
|
// range check
|
|
static constexpr auto i64_max = static_cast<uint64_t>((std::numeric_limits<int64_t>::max)());
|
|
if TOML_UNLIKELY(result > i64_max + (sign < 0 ? 1u : 0u))
|
|
set_error_and_return_default("'"sv,
|
|
traits::full_prefix,
|
|
std::string_view{ digits, length },
|
|
"' is not representable in 64 bits"sv);
|
|
|
|
if constexpr (traits::is_signed)
|
|
{
|
|
// avoid signed multiply UB when parsing INT64_MIN
|
|
if TOML_UNLIKELY(sign < 0 && result == i64_max + 1u)
|
|
return (std::numeric_limits<int64_t>::min)();
|
|
|
|
return static_cast<int64_t>(result) * sign;
|
|
}
|
|
else
|
|
return static_cast<int64_t>(result);
|
|
}
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_NEVER_INLINE
|
|
date parse_date(bool part_of_datetime = false)
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
TOML_ASSERT_ASSUME(is_decimal_digit(*cp));
|
|
push_parse_scope("date"sv);
|
|
|
|
// "YYYY"
|
|
uint32_t digits[4];
|
|
if (!consume_digit_sequence(digits, 4u))
|
|
set_error_and_return_default("expected 4-digit year, saw '"sv, to_sv(cp), "'"sv);
|
|
const auto year = digits[3] + digits[2] * 10u + digits[1] * 100u + digits[0] * 1000u;
|
|
const auto is_leap_year = (year % 4u == 0u) && ((year % 100u != 0u) || (year % 400u == 0u));
|
|
set_error_and_return_if_eof({});
|
|
|
|
// '-'
|
|
if (*cp != U'-')
|
|
set_error_and_return_default("expected '-', saw '"sv, to_sv(*cp), "'"sv);
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
// "MM"
|
|
if (!consume_digit_sequence(digits, 2u))
|
|
set_error_and_return_default("expected 2-digit month, saw '"sv, to_sv(cp), "'"sv);
|
|
const auto month = digits[1] + digits[0] * 10u;
|
|
if (month == 0u || month > 12u)
|
|
set_error_and_return_default("expected month between 1 and 12 (inclusive), saw "sv, month);
|
|
const auto max_days_in_month = month == 2u
|
|
? (is_leap_year ? 29u : 28u)
|
|
: (month == 4u || month == 6u || month == 9u || month == 11u ? 30u : 31u);
|
|
set_error_and_return_if_eof({});
|
|
|
|
// '-'
|
|
if (*cp != U'-')
|
|
set_error_and_return_default("expected '-', saw '"sv, to_sv(*cp), "'"sv);
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
// "DD"
|
|
if (!consume_digit_sequence(digits, 2u))
|
|
set_error_and_return_default("expected 2-digit day, saw '"sv, to_sv(cp), "'"sv);
|
|
const auto day = digits[1] + digits[0] * 10u;
|
|
if (day == 0u || day > max_days_in_month)
|
|
set_error_and_return_default("expected day between 1 and "sv,
|
|
max_days_in_month,
|
|
" (inclusive), saw "sv,
|
|
day);
|
|
|
|
if (!part_of_datetime && !is_eof() && !is_value_terminator(*cp))
|
|
set_error_and_return_default("expected value-terminator, saw '"sv, to_sv(*cp), "'"sv);
|
|
|
|
return { year, month, day };
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_NEVER_INLINE
|
|
time parse_time(bool part_of_datetime = false)
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
TOML_ASSERT_ASSUME(is_decimal_digit(*cp));
|
|
push_parse_scope("time"sv);
|
|
|
|
static constexpr size_t max_digits = 64; // far more than necessary but needed to allow fractional
|
|
// millisecond truncation per the spec
|
|
uint32_t digits[max_digits];
|
|
|
|
// "HH"
|
|
if (!consume_digit_sequence(digits, 2u))
|
|
set_error_and_return_default("expected 2-digit hour, saw '"sv, to_sv(cp), "'"sv);
|
|
const auto hour = digits[1] + digits[0] * 10u;
|
|
if (hour > 23u)
|
|
set_error_and_return_default("expected hour between 0 to 59 (inclusive), saw "sv, hour);
|
|
set_error_and_return_if_eof({});
|
|
|
|
// ':'
|
|
if (*cp != U':')
|
|
set_error_and_return_default("expected ':', saw '"sv, to_sv(*cp), "'"sv);
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
// "MM"
|
|
if (!consume_digit_sequence(digits, 2u))
|
|
set_error_and_return_default("expected 2-digit minute, saw '"sv, to_sv(cp), "'"sv);
|
|
const auto minute = digits[1] + digits[0] * 10u;
|
|
if (minute > 59u)
|
|
set_error_and_return_default("expected minute between 0 and 59 (inclusive), saw "sv, minute);
|
|
auto time = toml::time{ hour, minute };
|
|
|
|
// ':'
|
|
if constexpr (TOML_LANG_UNRELEASED) // toml/issues/671 (allow omission of seconds)
|
|
{
|
|
if (is_eof() || is_value_terminator(*cp) || (part_of_datetime && is_match(*cp, U'+', U'-', U'Z', U'z')))
|
|
return time;
|
|
}
|
|
else
|
|
set_error_and_return_if_eof({});
|
|
if (*cp != U':')
|
|
set_error_and_return_default("expected ':', saw '"sv, to_sv(*cp), "'"sv);
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
// "SS"
|
|
if (!consume_digit_sequence(digits, 2u))
|
|
set_error_and_return_default("expected 2-digit second, saw '"sv, to_sv(cp), "'"sv);
|
|
const auto second = digits[1] + digits[0] * 10u;
|
|
if (second > 59u)
|
|
set_error_and_return_default("expected second between 0 and 59 (inclusive), saw "sv, second);
|
|
time.second = static_cast<decltype(time.second)>(second);
|
|
|
|
// '.' (early-exiting is allowed; fractional is optional)
|
|
if (is_eof() || is_value_terminator(*cp) || (part_of_datetime && is_match(*cp, U'+', U'-', U'Z', U'z')))
|
|
return time;
|
|
if (*cp != U'.')
|
|
set_error_and_return_default("expected '.', saw '"sv, to_sv(*cp), "'"sv);
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
// "FFFFFFFFF"
|
|
size_t digit_count = consume_variable_length_digit_sequence(digits, max_digits);
|
|
if (!digit_count)
|
|
{
|
|
set_error_and_return_if_eof({});
|
|
set_error_and_return_default("expected fractional digits, saw '"sv, to_sv(*cp), "'"sv);
|
|
}
|
|
else if (!is_eof())
|
|
{
|
|
if (digit_count == max_digits && is_decimal_digit(*cp))
|
|
set_error_and_return_default("fractional component exceeds maximum precision of "sv, max_digits);
|
|
else if (!part_of_datetime && !is_value_terminator(*cp))
|
|
set_error_and_return_default("expected value-terminator, saw '"sv, to_sv(*cp), "'"sv);
|
|
}
|
|
uint32_t value = 0u;
|
|
uint32_t place = 1u;
|
|
for (auto i = impl::min<size_t>(digit_count, 9u); i-- > 0u;)
|
|
{
|
|
value += digits[i] * place;
|
|
place *= 10u;
|
|
}
|
|
for (auto i = digit_count; i < 9u; i++) // implicit zeros
|
|
value *= 10u;
|
|
time.nanosecond = value;
|
|
return time;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_NEVER_INLINE
|
|
date_time parse_date_time()
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
TOML_ASSERT_ASSUME(is_decimal_digit(*cp));
|
|
push_parse_scope("date-time"sv);
|
|
|
|
// "YYYY-MM-DD"
|
|
auto date = parse_date(true);
|
|
set_error_and_return_if_eof({});
|
|
|
|
// ' ', 'T' or 't'
|
|
if (!is_match(*cp, U' ', U'T', U't'))
|
|
set_error_and_return_default("expected space, 'T' or 't', saw '"sv, to_sv(*cp), "'"sv);
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
// "HH:MM:SS.FFFFFFFFF"
|
|
auto time = parse_time(true);
|
|
return_if_error({});
|
|
|
|
// no offset
|
|
if (is_eof() || is_value_terminator(*cp))
|
|
return { date, time };
|
|
|
|
// zero offset ('Z' or 'z')
|
|
time_offset offset{};
|
|
if (is_match(*cp, U'Z', U'z'))
|
|
advance_and_return_if_error({});
|
|
|
|
// explicit offset ("+/-HH:MM")
|
|
else if (is_match(*cp, U'+', U'-'))
|
|
{
|
|
push_parse_scope("date-time offset"sv);
|
|
|
|
// sign
|
|
int sign = *cp == U'-' ? -1 : 1;
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
// "HH"
|
|
int digits[2];
|
|
if (!consume_digit_sequence(digits, 2u))
|
|
set_error_and_return_default("expected 2-digit hour, saw '"sv, to_sv(cp), "'"sv);
|
|
const auto hour = digits[1] + digits[0] * 10;
|
|
if (hour > 23)
|
|
set_error_and_return_default("expected hour between 0 and 23 (inclusive), saw "sv, hour);
|
|
set_error_and_return_if_eof({});
|
|
|
|
// ':'
|
|
if (*cp != U':')
|
|
set_error_and_return_default("expected ':', saw '"sv, to_sv(*cp), "'"sv);
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
// "MM"
|
|
if (!consume_digit_sequence(digits, 2u))
|
|
set_error_and_return_default("expected 2-digit minute, saw '"sv, to_sv(cp), "'"sv);
|
|
const auto minute = digits[1] + digits[0] * 10;
|
|
if (minute > 59)
|
|
set_error_and_return_default("expected minute between 0 and 59 (inclusive), saw "sv, minute);
|
|
offset.minutes = static_cast<decltype(offset.minutes)>((hour * 60 + minute) * sign);
|
|
}
|
|
|
|
if (!is_eof() && !is_value_terminator(*cp))
|
|
set_error_and_return_default("expected value-terminator, saw '"sv, to_sv(*cp), "'"sv);
|
|
|
|
return { date, time, offset };
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node_ptr parse_array();
|
|
|
|
TOML_NODISCARD
|
|
node_ptr parse_inline_table();
|
|
|
|
TOML_NODISCARD
|
|
node_ptr parse_value_known_prefixes()
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
TOML_ASSERT_ASSUME(!is_control_character(*cp));
|
|
TOML_ASSERT_ASSUME(*cp != U'_');
|
|
|
|
switch (cp->value)
|
|
{
|
|
// arrays
|
|
case U'[': return parse_array();
|
|
|
|
// inline tables
|
|
case U'{': return parse_inline_table();
|
|
|
|
// floats beginning with '.'
|
|
case U'.': return node_ptr{ new value{ parse_float() } };
|
|
|
|
// strings
|
|
case U'"': [[fallthrough]];
|
|
case U'\'': return node_ptr{ new value{ parse_string().value } };
|
|
|
|
default:
|
|
{
|
|
const auto cp_upper = static_cast<uint_least32_t>(cp->value) & ~0x20u;
|
|
|
|
// bools
|
|
if (cp_upper == 70u || cp_upper == 84u) // F or T
|
|
return node_ptr{ new value{ parse_boolean() } };
|
|
|
|
// inf/nan
|
|
else if (cp_upper == 73u || cp_upper == 78u) // I or N
|
|
return node_ptr{ new value{ parse_inf_or_nan() } };
|
|
|
|
else
|
|
return nullptr;
|
|
}
|
|
}
|
|
TOML_UNREACHABLE;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
node_ptr parse_value()
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
TOML_ASSERT_ASSUME(!is_value_terminator(*cp));
|
|
push_parse_scope("value"sv);
|
|
|
|
const depth_counter_scope depth_counter{ nested_values };
|
|
if TOML_UNLIKELY(nested_values > max_nested_values)
|
|
set_error_and_return_default("exceeded maximum nested value depth of "sv,
|
|
max_nested_values,
|
|
" (TOML_MAX_NESTED_VALUES)"sv);
|
|
|
|
// check if it begins with some control character
|
|
// (note that this will also fail for whitespace but we're assuming we've
|
|
// called consume_leading_whitespace() before calling parse_value())
|
|
if TOML_UNLIKELY(is_control_character(*cp))
|
|
set_error_and_return_default("unexpected control character"sv);
|
|
|
|
// underscores at the beginning
|
|
else if (*cp == U'_')
|
|
set_error_and_return_default("values may not begin with underscores"sv);
|
|
|
|
const auto begin_pos = cp->position;
|
|
node_ptr val;
|
|
|
|
do
|
|
{
|
|
TOML_ASSERT_ASSUME(!is_control_character(*cp));
|
|
TOML_ASSERT_ASSUME(*cp != U'_');
|
|
|
|
// detect the value type and parse accordingly,
|
|
// starting with value types that can be detected
|
|
// unambiguously from just one character.
|
|
|
|
val = parse_value_known_prefixes();
|
|
return_if_error({});
|
|
if (val)
|
|
break;
|
|
|
|
// value types from here down require more than one character to unambiguously identify
|
|
// so scan ahead and collect a set of value 'traits'.
|
|
enum TOML_CLOSED_FLAGS_ENUM value_traits : int
|
|
{
|
|
has_nothing = 0,
|
|
has_digits = 1,
|
|
has_b = 1 << 1, // as second char only (0b)
|
|
has_e = 1 << 2, // only float exponents
|
|
has_o = 1 << 3, // as second char only (0o)
|
|
has_p = 1 << 4, // only hexfloat exponents
|
|
has_t = 1 << 5,
|
|
has_x = 1 << 6, // as second or third char only (0x, -0x, +0x)
|
|
has_z = 1 << 7,
|
|
has_colon = 1 << 8,
|
|
has_plus = 1 << 9,
|
|
has_minus = 1 << 10,
|
|
has_dot = 1 << 11,
|
|
begins_sign = 1 << 12,
|
|
begins_digit = 1 << 13,
|
|
begins_zero = 1 << 14,
|
|
signs_msk = has_plus | has_minus,
|
|
bdigit_msk = has_digits | begins_digit,
|
|
bzero_msk = bdigit_msk | begins_zero,
|
|
};
|
|
value_traits traits = has_nothing;
|
|
const auto has_any = [&](auto t) noexcept { return (traits & t) != has_nothing; };
|
|
const auto has_none = [&](auto t) noexcept { return (traits & t) == has_nothing; };
|
|
const auto add_trait = [&](auto t) noexcept { traits = static_cast<value_traits>(traits | t); };
|
|
|
|
// examine the first character to get the 'begins with' traits
|
|
// (good fail-fast opportunity; all the remaining types begin with numeric digits or signs)
|
|
if (is_decimal_digit(*cp))
|
|
{
|
|
add_trait(begins_digit);
|
|
if (*cp == U'0')
|
|
add_trait(begins_zero);
|
|
}
|
|
else if (is_match(*cp, U'+', U'-'))
|
|
add_trait(begins_sign);
|
|
else
|
|
break;
|
|
|
|
// scan the rest of the value to determine the remaining traits
|
|
char32_t chars[utf8_buffered_reader::max_history_length];
|
|
size_t char_count = {}, advance_count = {};
|
|
bool eof_while_scanning = false;
|
|
const auto scan = [&]() noexcept(!TOML_COMPILER_HAS_EXCEPTIONS)
|
|
{
|
|
if (is_eof())
|
|
return;
|
|
TOML_ASSERT_ASSUME(!is_value_terminator(*cp));
|
|
|
|
do
|
|
{
|
|
if (const auto c = **cp; c != U'_')
|
|
{
|
|
chars[char_count++] = c;
|
|
|
|
if (is_decimal_digit(c))
|
|
add_trait(has_digits);
|
|
else if (is_ascii_letter(c))
|
|
{
|
|
TOML_ASSERT_ASSUME((c >= U'a' && c <= U'z') || (c >= U'A' && c <= U'Z'));
|
|
switch (static_cast<char32_t>(c | 32u))
|
|
{
|
|
case U'b':
|
|
if (char_count == 2u && has_any(begins_zero))
|
|
add_trait(has_b);
|
|
break;
|
|
|
|
case U'e':
|
|
if (char_count > 1u
|
|
&& has_none(has_b | has_o | has_p | has_t | has_x | has_z | has_colon)
|
|
&& (has_none(has_plus | has_minus) || has_any(begins_sign)))
|
|
add_trait(has_e);
|
|
break;
|
|
|
|
case U'o':
|
|
if (char_count == 2u && has_any(begins_zero))
|
|
add_trait(has_o);
|
|
break;
|
|
|
|
case U'p':
|
|
if (has_any(has_x))
|
|
add_trait(has_p);
|
|
break;
|
|
|
|
case U'x':
|
|
if ((char_count == 2u && has_any(begins_zero))
|
|
|| (char_count == 3u && has_any(begins_sign) && chars[1] == U'0'))
|
|
add_trait(has_x);
|
|
break;
|
|
|
|
case U't': add_trait(has_t); break;
|
|
case U'z': add_trait(has_z); break;
|
|
}
|
|
}
|
|
else if (c <= U':')
|
|
{
|
|
TOML_ASSERT_ASSUME(c < U'0' || c > U'9');
|
|
switch (c)
|
|
{
|
|
case U'+': add_trait(has_plus); break;
|
|
case U'-': add_trait(has_minus); break;
|
|
case U'.': add_trait(has_dot); break;
|
|
case U':': add_trait(has_colon); break;
|
|
}
|
|
}
|
|
}
|
|
|
|
advance_and_return_if_error();
|
|
advance_count++;
|
|
eof_while_scanning = is_eof();
|
|
}
|
|
while (advance_count < (utf8_buffered_reader::max_history_length - 1u) && !is_eof()
|
|
&& !is_value_terminator(*cp));
|
|
};
|
|
scan();
|
|
return_if_error({});
|
|
|
|
// force further scanning if this could have been a date-time with a space instead of a T
|
|
if (char_count == 10u //
|
|
&& (traits | begins_zero) == (bzero_msk | has_minus) //
|
|
&& chars[4] == U'-' //
|
|
&& chars[7] == U'-' //
|
|
&& !is_eof() //
|
|
&& *cp == U' ')
|
|
{
|
|
const auto pre_advance_count = advance_count;
|
|
const auto pre_scan_traits = traits;
|
|
chars[char_count++] = *cp;
|
|
add_trait(has_t);
|
|
|
|
const auto backpedal = [&]() noexcept
|
|
{
|
|
go_back(advance_count - pre_advance_count);
|
|
advance_count = pre_advance_count;
|
|
traits = pre_scan_traits;
|
|
char_count = 10u;
|
|
};
|
|
|
|
advance_and_return_if_error({});
|
|
advance_count++;
|
|
|
|
if (is_eof() || !is_decimal_digit(*cp))
|
|
backpedal();
|
|
else
|
|
{
|
|
chars[char_count++] = *cp;
|
|
|
|
advance_and_return_if_error({});
|
|
advance_count++;
|
|
|
|
scan();
|
|
return_if_error({});
|
|
|
|
if (char_count == 12u)
|
|
backpedal();
|
|
}
|
|
}
|
|
|
|
// set the reader back to where we started
|
|
go_back(advance_count);
|
|
|
|
// if after scanning ahead we still only have one value character,
|
|
// the only valid value type is an integer.
|
|
if (char_count == 1u)
|
|
{
|
|
if (has_any(begins_digit))
|
|
{
|
|
val.reset(new value{ static_cast<int64_t>(chars[0] - U'0') });
|
|
advance(); // skip the digit
|
|
break;
|
|
}
|
|
|
|
// anything else would be ambiguous.
|
|
else
|
|
set_error_and_return_default(eof_while_scanning ? "encountered end-of-file"sv
|
|
: "could not determine value type"sv);
|
|
}
|
|
|
|
// now things that can be identified from two or more characters
|
|
return_if_error({});
|
|
TOML_ASSERT_ASSUME(char_count >= 2u);
|
|
|
|
// do some 'fuzzy matching' where there's no ambiguity, since that allows the specific
|
|
// typed parse functions to take over and show better diagnostics if there's an issue
|
|
// (as opposed to the fallback "could not determine type" message)
|
|
if (has_any(has_p))
|
|
val.reset(new value{ parse_hex_float() });
|
|
else if (has_any(has_x | has_o | has_b))
|
|
{
|
|
int64_t i;
|
|
value_flags flags;
|
|
if (has_any(has_x))
|
|
{
|
|
i = parse_integer<16>();
|
|
flags = value_flags::format_as_hexadecimal;
|
|
}
|
|
else if (has_any(has_o))
|
|
{
|
|
i = parse_integer<8>();
|
|
flags = value_flags::format_as_octal;
|
|
}
|
|
else // has_b
|
|
{
|
|
i = parse_integer<2>();
|
|
flags = value_flags::format_as_binary;
|
|
}
|
|
return_if_error({});
|
|
|
|
val.reset(new value{ i });
|
|
val->ref_cast<int64_t>().flags(flags);
|
|
}
|
|
else if (has_any(has_e) || (has_any(begins_digit) && chars[1] == U'.'))
|
|
val.reset(new value{ parse_float() });
|
|
else if (has_any(begins_sign))
|
|
{
|
|
// single-digit signed integers
|
|
if (char_count == 2u && has_any(has_digits))
|
|
{
|
|
val.reset(new value{ static_cast<int64_t>(chars[1] - U'0') * (chars[0] == U'-' ? -1LL : 1LL) });
|
|
advance(); // skip the sign
|
|
advance(); // skip the digit
|
|
break;
|
|
}
|
|
|
|
// simple signed floats (e.g. +1.0)
|
|
if (is_decimal_digit(chars[1]) && chars[2] == U'.')
|
|
val.reset(new value{ parse_float() });
|
|
|
|
// signed infinity or nan
|
|
else if (is_match(chars[1], U'i', U'n', U'I', U'N'))
|
|
val.reset(new value{ parse_inf_or_nan() });
|
|
}
|
|
|
|
return_if_error({});
|
|
if (val)
|
|
break;
|
|
|
|
// match trait masks against what they can match exclusively.
|
|
// all correct value parses will come out of this list, so doing this as a switch is likely to
|
|
// be a better friend to the optimizer on the success path (failure path can be slow but that
|
|
// doesn't matter much).
|
|
switch (unwrap_enum(traits))
|
|
{
|
|
// binary integers
|
|
// 0b10
|
|
case bzero_msk | has_b:
|
|
val.reset(new value{ parse_integer<2>() });
|
|
val->ref_cast<int64_t>().flags(value_flags::format_as_binary);
|
|
break;
|
|
|
|
// octal integers
|
|
// 0o10
|
|
case bzero_msk | has_o:
|
|
val.reset(new value{ parse_integer<8>() });
|
|
val->ref_cast<int64_t>().flags(value_flags::format_as_octal);
|
|
break;
|
|
|
|
// decimal integers
|
|
// 00
|
|
// 10
|
|
// +10
|
|
// -10
|
|
case bzero_msk: [[fallthrough]];
|
|
case bdigit_msk: [[fallthrough]];
|
|
case begins_sign | has_digits | has_minus: [[fallthrough]];
|
|
case begins_sign | has_digits | has_plus:
|
|
{
|
|
// if the value was so long we exhausted the history buffer it's reasonable to assume
|
|
// there was more and the value's actual type is impossible to identify without making the
|
|
// buffer bigger (since it could have actually been a float), so emit an error.
|
|
//
|
|
// (this will likely only come up during fuzzing and similar scenarios)
|
|
static constexpr size_t max_numeric_value_length =
|
|
utf8_buffered_reader::max_history_length - 2u;
|
|
if TOML_UNLIKELY(!eof_while_scanning && advance_count > max_numeric_value_length)
|
|
set_error_and_return_default("numeric value too long to identify type - cannot exceed "sv,
|
|
max_numeric_value_length,
|
|
" characters"sv);
|
|
|
|
val.reset(new value{ parse_integer<10>() });
|
|
break;
|
|
}
|
|
|
|
// hexadecimal integers
|
|
// 0x10
|
|
case bzero_msk | has_x:
|
|
val.reset(new value{ parse_integer<16>() });
|
|
val->ref_cast<int64_t>().flags(value_flags::format_as_hexadecimal);
|
|
break;
|
|
|
|
// decimal floats
|
|
// 0e1
|
|
// 0e-1
|
|
// 0e+1
|
|
// 0.0
|
|
// 0.0e1
|
|
// 0.0e-1
|
|
// 0.0e+1
|
|
case bzero_msk | has_e: [[fallthrough]];
|
|
case bzero_msk | has_e | has_minus: [[fallthrough]];
|
|
case bzero_msk | has_e | has_plus: [[fallthrough]];
|
|
case bzero_msk | has_dot: [[fallthrough]];
|
|
case bzero_msk | has_dot | has_e: [[fallthrough]];
|
|
case bzero_msk | has_dot | has_e | has_minus: [[fallthrough]];
|
|
case bzero_msk | has_dot | has_e | has_plus: [[fallthrough]];
|
|
// 1e1
|
|
// 1e-1
|
|
// 1e+1
|
|
// 1.0
|
|
// 1.0e1
|
|
// 1.0e-1
|
|
// 1.0e+1
|
|
case bdigit_msk | has_e: [[fallthrough]];
|
|
case bdigit_msk | has_e | has_minus: [[fallthrough]];
|
|
case bdigit_msk | has_e | has_plus: [[fallthrough]];
|
|
case bdigit_msk | has_dot: [[fallthrough]];
|
|
case bdigit_msk | has_dot | has_e: [[fallthrough]];
|
|
case bdigit_msk | has_dot | has_e | has_minus: [[fallthrough]];
|
|
case bdigit_msk | has_dot | has_e | has_plus: [[fallthrough]];
|
|
// +1e1
|
|
// +1.0
|
|
// +1.0e1
|
|
// +1.0e+1
|
|
// +1.0e-1
|
|
// -1.0e+1
|
|
case begins_sign | has_digits | has_e | has_plus: [[fallthrough]];
|
|
case begins_sign | has_digits | has_dot | has_plus: [[fallthrough]];
|
|
case begins_sign | has_digits | has_dot | has_e | has_plus: [[fallthrough]];
|
|
case begins_sign | has_digits | has_dot | has_e | signs_msk: [[fallthrough]];
|
|
// -1e1
|
|
// -1e+1
|
|
// +1e-1
|
|
// -1.0
|
|
// -1.0e1
|
|
// -1.0e-1
|
|
case begins_sign | has_digits | has_e | has_minus: [[fallthrough]];
|
|
case begins_sign | has_digits | has_e | signs_msk: [[fallthrough]];
|
|
case begins_sign | has_digits | has_dot | has_minus: [[fallthrough]];
|
|
case begins_sign | has_digits | has_dot | has_e | has_minus:
|
|
val.reset(new value{ parse_float() });
|
|
break;
|
|
|
|
// hexadecimal floats
|
|
// 0x10p0
|
|
// 0x10p-0
|
|
// 0x10p+0
|
|
case bzero_msk | has_x | has_p: [[fallthrough]];
|
|
case bzero_msk | has_x | has_p | has_minus: [[fallthrough]];
|
|
case bzero_msk | has_x | has_p | has_plus: [[fallthrough]];
|
|
// -0x10p0
|
|
// -0x10p-0
|
|
// +0x10p0
|
|
// +0x10p+0
|
|
// -0x10p+0
|
|
// +0x10p-0
|
|
case begins_sign | has_digits | has_x | has_p | has_minus: [[fallthrough]];
|
|
case begins_sign | has_digits | has_x | has_p | has_plus: [[fallthrough]];
|
|
case begins_sign | has_digits | has_x | has_p | signs_msk: [[fallthrough]];
|
|
// 0x10.1p0
|
|
// 0x10.1p-0
|
|
// 0x10.1p+0
|
|
case bzero_msk | has_x | has_dot | has_p: [[fallthrough]];
|
|
case bzero_msk | has_x | has_dot | has_p | has_minus: [[fallthrough]];
|
|
case bzero_msk | has_x | has_dot | has_p | has_plus: [[fallthrough]];
|
|
// -0x10.1p0
|
|
// -0x10.1p-0
|
|
// +0x10.1p0
|
|
// +0x10.1p+0
|
|
// -0x10.1p+0
|
|
// +0x10.1p-0
|
|
case begins_sign | has_digits | has_x | has_dot | has_p | has_minus: [[fallthrough]];
|
|
case begins_sign | has_digits | has_x | has_dot | has_p | has_plus: [[fallthrough]];
|
|
case begins_sign | has_digits | has_x | has_dot | has_p | signs_msk:
|
|
val.reset(new value{ parse_hex_float() });
|
|
break;
|
|
|
|
// times
|
|
// HH:MM
|
|
// HH:MM:SS
|
|
// HH:MM:SS.FFFFFF
|
|
case bzero_msk | has_colon: [[fallthrough]];
|
|
case bzero_msk | has_colon | has_dot: [[fallthrough]];
|
|
case bdigit_msk | has_colon: [[fallthrough]];
|
|
case bdigit_msk | has_colon | has_dot: val.reset(new value{ parse_time() }); break;
|
|
|
|
// local dates
|
|
// YYYY-MM-DD
|
|
case bzero_msk | has_minus: [[fallthrough]];
|
|
case bdigit_msk | has_minus: val.reset(new value{ parse_date() }); break;
|
|
|
|
// date-times
|
|
// YYYY-MM-DDTHH:MM
|
|
// YYYY-MM-DDTHH:MM-HH:MM
|
|
// YYYY-MM-DDTHH:MM+HH:MM
|
|
// YYYY-MM-DD HH:MM
|
|
// YYYY-MM-DD HH:MM-HH:MM
|
|
// YYYY-MM-DD HH:MM+HH:MM
|
|
// YYYY-MM-DDTHH:MM:SS
|
|
// YYYY-MM-DDTHH:MM:SS-HH:MM
|
|
// YYYY-MM-DDTHH:MM:SS+HH:MM
|
|
// YYYY-MM-DD HH:MM:SS
|
|
// YYYY-MM-DD HH:MM:SS-HH:MM
|
|
// YYYY-MM-DD HH:MM:SS+HH:MM
|
|
case bzero_msk | has_minus | has_colon | has_t: [[fallthrough]];
|
|
case bzero_msk | signs_msk | has_colon | has_t: [[fallthrough]];
|
|
case bdigit_msk | has_minus | has_colon | has_t: [[fallthrough]];
|
|
case bdigit_msk | signs_msk | has_colon | has_t: [[fallthrough]];
|
|
// YYYY-MM-DDTHH:MM:SS.FFFFFF
|
|
// YYYY-MM-DDTHH:MM:SS.FFFFFF-HH:MM
|
|
// YYYY-MM-DDTHH:MM:SS.FFFFFF+HH:MM
|
|
// YYYY-MM-DD HH:MM:SS.FFFFFF
|
|
// YYYY-MM-DD HH:MM:SS.FFFFFF-HH:MM
|
|
// YYYY-MM-DD HH:MM:SS.FFFFFF+HH:MM
|
|
case bzero_msk | has_minus | has_colon | has_dot | has_t: [[fallthrough]];
|
|
case bzero_msk | signs_msk | has_colon | has_dot | has_t: [[fallthrough]];
|
|
case bdigit_msk | has_minus | has_colon | has_dot | has_t: [[fallthrough]];
|
|
case bdigit_msk | signs_msk | has_colon | has_dot | has_t: [[fallthrough]];
|
|
// YYYY-MM-DDTHH:MMZ
|
|
// YYYY-MM-DD HH:MMZ
|
|
// YYYY-MM-DDTHH:MM:SSZ
|
|
// YYYY-MM-DD HH:MM:SSZ
|
|
// YYYY-MM-DDTHH:MM:SS.FFFFFFZ
|
|
// YYYY-MM-DD HH:MM:SS.FFFFFFZ
|
|
case bzero_msk | has_minus | has_colon | has_z | has_t: [[fallthrough]];
|
|
case bzero_msk | has_minus | has_colon | has_dot | has_z | has_t: [[fallthrough]];
|
|
case bdigit_msk | has_minus | has_colon | has_z | has_t: [[fallthrough]];
|
|
case bdigit_msk | has_minus | has_colon | has_dot | has_z | has_t:
|
|
val.reset(new value{ parse_date_time() });
|
|
break;
|
|
}
|
|
}
|
|
while (false);
|
|
|
|
if (!val)
|
|
{
|
|
set_error_at(begin_pos, "could not determine value type"sv);
|
|
return_after_error({});
|
|
}
|
|
|
|
val->source_ = { begin_pos, current_position(1), reader.source_path() };
|
|
return val;
|
|
}
|
|
|
|
TOML_NEVER_INLINE
|
|
bool parse_key()
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
TOML_ASSERT_ASSUME(is_bare_key_character(*cp) || is_string_delimiter(*cp));
|
|
push_parse_scope("key"sv);
|
|
|
|
key_buffer.clear();
|
|
recording_whitespace = false;
|
|
|
|
while (!is_error())
|
|
{
|
|
std::string_view key_segment;
|
|
const auto key_begin = current_position();
|
|
|
|
// bare_key_segment
|
|
if (is_bare_key_character(*cp))
|
|
key_segment = parse_bare_key_segment();
|
|
|
|
// "quoted key segment"
|
|
else if (is_string_delimiter(*cp))
|
|
{
|
|
const auto begin_pos = cp->position;
|
|
|
|
recording_whitespace = true;
|
|
parsed_string str = parse_string();
|
|
recording_whitespace = false;
|
|
return_if_error({});
|
|
|
|
if (str.was_multi_line)
|
|
{
|
|
set_error_at(begin_pos,
|
|
"multi-line strings are prohibited in "sv,
|
|
key_buffer.empty() ? ""sv : "dotted "sv,
|
|
"keys"sv);
|
|
return_after_error({});
|
|
}
|
|
else
|
|
key_segment = str.value;
|
|
}
|
|
|
|
// ???
|
|
else
|
|
set_error_and_return_default("expected bare key starting character or string delimiter, saw '"sv,
|
|
to_sv(*cp),
|
|
"'"sv);
|
|
|
|
const auto key_end = current_position();
|
|
|
|
// whitespace following the key segment
|
|
consume_leading_whitespace();
|
|
|
|
// store segment
|
|
key_buffer.push_back(key_segment, key_begin, key_end);
|
|
|
|
// eof or no more key to come
|
|
if (is_eof() || *cp != U'.')
|
|
break;
|
|
|
|
// was a dotted key - go around again
|
|
advance_and_return_if_error_or_eof({});
|
|
consume_leading_whitespace();
|
|
set_error_and_return_if_eof({});
|
|
}
|
|
return_if_error({});
|
|
|
|
return true;
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
key make_key(size_t segment_index) const
|
|
{
|
|
TOML_ASSERT(key_buffer.size() > segment_index);
|
|
|
|
return key{
|
|
key_buffer[segment_index],
|
|
source_region{ key_buffer.starts[segment_index], key_buffer.ends[segment_index], root.source().path }
|
|
};
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_NEVER_INLINE
|
|
table* parse_table_header()
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
TOML_ASSERT_ASSUME(*cp == U'[');
|
|
push_parse_scope("table header"sv);
|
|
|
|
const source_position header_begin_pos = cp->position;
|
|
source_position header_end_pos;
|
|
bool is_arr = false;
|
|
|
|
// parse header
|
|
{
|
|
// skip first '['
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
// skip past any whitespace that followed the '['
|
|
const bool had_leading_whitespace = consume_leading_whitespace();
|
|
set_error_and_return_if_eof({});
|
|
|
|
// skip second '[' (if present)
|
|
if (*cp == U'[')
|
|
{
|
|
if (had_leading_whitespace)
|
|
set_error_and_return_default(
|
|
"[[array-of-table]] brackets must be contiguous (i.e. [ [ this ] ] is prohibited)"sv);
|
|
|
|
is_arr = true;
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
// skip past any whitespace that followed the '['
|
|
consume_leading_whitespace();
|
|
set_error_and_return_if_eof({});
|
|
}
|
|
|
|
// check for a premature closing ']'
|
|
if (*cp == U']')
|
|
set_error_and_return_default("tables with blank bare keys are explicitly prohibited"sv);
|
|
|
|
// get the actual key
|
|
start_recording();
|
|
parse_key();
|
|
stop_recording(1u);
|
|
return_if_error({});
|
|
|
|
// skip past any whitespace that followed the key
|
|
consume_leading_whitespace();
|
|
return_if_error({});
|
|
set_error_and_return_if_eof({});
|
|
|
|
// consume the closing ']'
|
|
if (*cp != U']')
|
|
set_error_and_return_default("expected ']', saw '"sv, to_sv(*cp), "'"sv);
|
|
if (is_arr)
|
|
{
|
|
advance_and_return_if_error_or_eof({});
|
|
if (*cp != U']')
|
|
set_error_and_return_default("expected ']', saw '"sv, to_sv(*cp), "'"sv);
|
|
}
|
|
advance_and_return_if_error({});
|
|
header_end_pos = current_position(1);
|
|
|
|
// handle the rest of the line after the header
|
|
consume_leading_whitespace();
|
|
if (!is_eof() && !consume_comment() && !consume_line_break())
|
|
set_error_and_return_default("expected a comment or whitespace, saw '"sv, to_sv(cp), "'"sv);
|
|
}
|
|
TOML_ASSERT(!key_buffer.empty());
|
|
|
|
// check if each parent is a table/table array, or can be created implicitly as a table.
|
|
table* parent = &root;
|
|
for (size_t i = 0, e = key_buffer.size() - 1u; i < e; i++)
|
|
{
|
|
const std::string_view segment = key_buffer[i];
|
|
auto pit = parent->lower_bound(segment);
|
|
|
|
// parent already existed
|
|
if (pit != parent->end() && pit->first == segment)
|
|
{
|
|
node& p = pit->second;
|
|
|
|
if (auto tbl = p.as_table())
|
|
{
|
|
// adding to closed inline tables is illegal
|
|
if (tbl->is_inline() && !impl::find(open_inline_tables.begin(), open_inline_tables.end(), tbl))
|
|
set_error_and_return_default("cannot insert '"sv,
|
|
to_sv(recording_buffer),
|
|
"' into existing inline table"sv);
|
|
|
|
parent = tbl;
|
|
}
|
|
else if (auto arr = p.as_array(); arr && impl::find(table_arrays.begin(), table_arrays.end(), arr))
|
|
{
|
|
// table arrays are a special case;
|
|
// the spec dictates we select the most recently declared element in the array.
|
|
TOML_ASSERT(!arr->empty());
|
|
TOML_ASSERT(arr->back().is_table());
|
|
parent = &arr->back().ref_cast<table>();
|
|
}
|
|
else
|
|
{
|
|
if (!is_arr && p.type() == node_type::table)
|
|
set_error_and_return_default("cannot redefine existing table '"sv,
|
|
to_sv(recording_buffer),
|
|
"'"sv);
|
|
else
|
|
set_error_and_return_default("cannot redefine existing "sv,
|
|
to_sv(p.type()),
|
|
" '"sv,
|
|
to_sv(recording_buffer),
|
|
"' as "sv,
|
|
is_arr ? "array-of-tables"sv : "table"sv);
|
|
}
|
|
}
|
|
|
|
// need to create a new implicit table
|
|
else
|
|
{
|
|
pit = parent->emplace_hint<table>(pit, make_key(i));
|
|
table& p = pit->second.ref_cast<table>();
|
|
p.source_ = { header_begin_pos, header_end_pos, reader.source_path() };
|
|
|
|
implicit_tables.push_back(&p);
|
|
parent = &p;
|
|
}
|
|
}
|
|
|
|
const auto last_segment = key_buffer.back();
|
|
auto it = parent->lower_bound(last_segment);
|
|
|
|
// if there was already a matching node some sanity checking is necessary;
|
|
// this is ok if we're making an array and the existing element is already an array (new element)
|
|
// or if we're making a table and the existing element is an implicitly-created table (promote it),
|
|
// otherwise this is a redefinition error.
|
|
if (it != parent->end() && it->first == last_segment)
|
|
{
|
|
node& matching_node = it->second;
|
|
if (auto arr = matching_node.as_array();
|
|
is_arr && arr && impl::find(table_arrays.begin(), table_arrays.end(), arr))
|
|
{
|
|
table& tbl = arr->emplace_back<table>();
|
|
tbl.source_ = { header_begin_pos, header_end_pos, reader.source_path() };
|
|
return &tbl;
|
|
}
|
|
|
|
else if (auto tbl = matching_node.as_table(); !is_arr && tbl && !implicit_tables.empty())
|
|
{
|
|
if (auto found = impl::find(implicit_tables.begin(), implicit_tables.end(), tbl); found)
|
|
{
|
|
bool ok = true;
|
|
if (!tbl->empty())
|
|
{
|
|
for (auto& [_, child] : *tbl)
|
|
{
|
|
if (!child.is_table() && !child.is_array_of_tables())
|
|
{
|
|
ok = false;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (ok)
|
|
{
|
|
implicit_tables.erase(implicit_tables.cbegin() + (found - implicit_tables.data()));
|
|
tbl->source_.begin = header_begin_pos;
|
|
tbl->source_.end = header_end_pos;
|
|
return tbl;
|
|
}
|
|
}
|
|
}
|
|
|
|
// if we get here it's a redefinition error.
|
|
if (!is_arr && matching_node.type() == node_type::table)
|
|
{
|
|
set_error_at(header_begin_pos,
|
|
"cannot redefine existing table '"sv,
|
|
to_sv(recording_buffer),
|
|
"'"sv);
|
|
return_after_error({});
|
|
}
|
|
else
|
|
{
|
|
set_error_at(header_begin_pos,
|
|
"cannot redefine existing "sv,
|
|
to_sv(matching_node.type()),
|
|
" '"sv,
|
|
to_sv(recording_buffer),
|
|
"' as "sv,
|
|
is_arr ? "array-of-tables"sv : "table"sv);
|
|
return_after_error({});
|
|
}
|
|
}
|
|
|
|
// there was no matching node, sweet - we can freely instantiate a new table/table array.
|
|
else
|
|
{
|
|
auto last_key = make_key(key_buffer.size() - 1u);
|
|
|
|
// if it's an array we need to make the array and it's first table element,
|
|
// set the starting regions, and return the table element
|
|
if (is_arr)
|
|
{
|
|
it = parent->emplace_hint<array>(it, std::move(last_key));
|
|
array& tbl_arr = it->second.ref_cast<array>();
|
|
table_arrays.push_back(&tbl_arr);
|
|
tbl_arr.source_ = { header_begin_pos, header_end_pos, reader.source_path() };
|
|
|
|
table& tbl = tbl_arr.emplace_back<table>();
|
|
tbl.source_ = { header_begin_pos, header_end_pos, reader.source_path() };
|
|
return &tbl;
|
|
}
|
|
|
|
// otherwise we're just making a table
|
|
else
|
|
{
|
|
it = parent->emplace_hint<table>(it, std::move(last_key));
|
|
table& tbl = it->second.ref_cast<table>();
|
|
tbl.source_ = { header_begin_pos, header_end_pos, reader.source_path() };
|
|
return &tbl;
|
|
}
|
|
}
|
|
}
|
|
|
|
TOML_NEVER_INLINE
|
|
bool parse_key_value_pair_and_insert(table* tbl)
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
TOML_ASSERT_ASSUME(is_string_delimiter(*cp) || is_bare_key_character(*cp));
|
|
push_parse_scope("key-value pair"sv);
|
|
|
|
// read the key into the key buffer
|
|
start_recording();
|
|
parse_key();
|
|
stop_recording(1u);
|
|
return_if_error({});
|
|
TOML_ASSERT(key_buffer.size() >= 1u);
|
|
|
|
// skip past any whitespace that followed the key
|
|
consume_leading_whitespace();
|
|
set_error_and_return_if_eof({});
|
|
|
|
// '='
|
|
if (*cp != U'=')
|
|
set_error_and_return_default("expected '=', saw '"sv, to_sv(*cp), "'"sv);
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
// skip past any whitespace that followed the '='
|
|
consume_leading_whitespace();
|
|
return_if_error({});
|
|
set_error_and_return_if_eof({});
|
|
|
|
// check that the next character could actually be a value
|
|
if (is_value_terminator(*cp))
|
|
set_error_and_return_default("expected value, saw '"sv, to_sv(*cp), "'"sv);
|
|
|
|
// if it's a dotted kvp we need to spawn the parent sub-tables if necessary,
|
|
// and set the target table to the second-to-last one in the chain
|
|
if (key_buffer.size() > 1u)
|
|
{
|
|
for (size_t i = 0; i < key_buffer.size() - 1u; i++)
|
|
{
|
|
const std::string_view segment = key_buffer[i];
|
|
auto pit = tbl->lower_bound(segment);
|
|
|
|
// parent already existed
|
|
if (pit != tbl->end() && pit->first == segment)
|
|
{
|
|
table* p = pit->second.as_table();
|
|
|
|
// redefinition
|
|
if TOML_UNLIKELY(!p
|
|
|| !(impl::find(dotted_key_tables.begin(), dotted_key_tables.end(), p)
|
|
|| impl::find(implicit_tables.begin(), implicit_tables.end(), p)))
|
|
{
|
|
set_error_at(key_buffer.starts[i],
|
|
"cannot redefine existing "sv,
|
|
to_sv(pit->second.type()),
|
|
" as dotted key-value pair"sv);
|
|
return_after_error({});
|
|
}
|
|
|
|
tbl = p;
|
|
}
|
|
|
|
// need to create a new implicit table
|
|
else
|
|
{
|
|
pit = tbl->emplace_hint<table>(pit, make_key(i));
|
|
table& p = pit->second.ref_cast<table>();
|
|
p.source_ = pit->first.source();
|
|
|
|
dotted_key_tables.push_back(&p);
|
|
tbl = &p;
|
|
}
|
|
}
|
|
}
|
|
|
|
// ensure this isn't a redefinition
|
|
const std::string_view last_segment = key_buffer.back();
|
|
auto it = tbl->lower_bound(last_segment);
|
|
if (it != tbl->end() && it->first == last_segment)
|
|
{
|
|
set_error("cannot redefine existing "sv,
|
|
to_sv(it->second.type()),
|
|
" '"sv,
|
|
to_sv(recording_buffer),
|
|
"'"sv);
|
|
return_after_error({});
|
|
}
|
|
|
|
// create the key first since the key buffer will likely get overwritten during value parsing (inline
|
|
// tables)
|
|
auto last_key = make_key(key_buffer.size() - 1u);
|
|
|
|
// now we can actually parse the value
|
|
node_ptr val = parse_value();
|
|
return_if_error({});
|
|
|
|
tbl->emplace_hint<node_ptr>(it, std::move(last_key), std::move(val));
|
|
return true;
|
|
}
|
|
|
|
void parse_document()
|
|
{
|
|
assert_not_error();
|
|
assert_not_eof();
|
|
push_parse_scope("root table"sv);
|
|
|
|
table* current_table = &root;
|
|
|
|
do
|
|
{
|
|
return_if_error();
|
|
|
|
// leading whitespace, line endings, comments
|
|
if (consume_leading_whitespace() || consume_line_break() || consume_comment())
|
|
continue;
|
|
return_if_error();
|
|
|
|
// [tables]
|
|
// [[table array]]
|
|
if (*cp == U'[')
|
|
current_table = parse_table_header();
|
|
|
|
// bare_keys
|
|
// dotted.keys
|
|
// "quoted keys"
|
|
else if (is_bare_key_character(*cp) || is_string_delimiter(*cp))
|
|
{
|
|
push_parse_scope("key-value pair"sv);
|
|
|
|
parse_key_value_pair_and_insert(current_table);
|
|
|
|
// handle the rest of the line after the kvp
|
|
// (this is not done in parse_key_value_pair() because that is also used for inline tables)
|
|
consume_leading_whitespace();
|
|
return_if_error();
|
|
if (!is_eof() && !consume_comment() && !consume_line_break())
|
|
set_error("expected a comment or whitespace, saw '"sv, to_sv(cp), "'"sv);
|
|
}
|
|
|
|
else // ??
|
|
set_error("expected keys, tables, whitespace or comments, saw '"sv, to_sv(cp), "'"sv);
|
|
}
|
|
while (!is_eof());
|
|
|
|
auto eof_pos = current_position(1);
|
|
root.source_.end = eof_pos;
|
|
if (current_table && current_table != &root && current_table->source_.end <= current_table->source_.begin)
|
|
current_table->source_.end = eof_pos;
|
|
}
|
|
|
|
static void update_region_ends(node& nde) noexcept
|
|
{
|
|
const auto type = nde.type();
|
|
if (type > node_type::array)
|
|
return;
|
|
|
|
if (type == node_type::table)
|
|
{
|
|
auto& tbl = nde.ref_cast<table>();
|
|
if (tbl.is_inline()) // inline tables (and all their inline descendants) are already correctly
|
|
// terminated
|
|
return;
|
|
|
|
auto end = nde.source_.end;
|
|
for (auto&& [k, v] : tbl)
|
|
{
|
|
TOML_UNUSED(k);
|
|
update_region_ends(v);
|
|
if (end < v.source_.end)
|
|
end = v.source_.end;
|
|
}
|
|
}
|
|
else // arrays
|
|
{
|
|
auto& arr = nde.ref_cast<array>();
|
|
auto end = nde.source_.end;
|
|
for (auto&& v : arr)
|
|
{
|
|
update_region_ends(v);
|
|
if (end < v.source_.end)
|
|
end = v.source_.end;
|
|
}
|
|
nde.source_.end = end;
|
|
}
|
|
}
|
|
|
|
public:
|
|
parser(utf8_reader_interface&& reader_) //
|
|
: reader{ reader_ }
|
|
{
|
|
root.source_ = { prev_pos, prev_pos, reader.source_path() };
|
|
|
|
if (!reader.peek_eof())
|
|
{
|
|
cp = reader.read_next();
|
|
|
|
#if !TOML_EXCEPTIONS
|
|
if (reader.error())
|
|
{
|
|
err = std::move(reader.error());
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
if (cp)
|
|
parse_document();
|
|
}
|
|
|
|
update_region_ends(root);
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
operator parse_result() && noexcept
|
|
{
|
|
#if TOML_EXCEPTIONS
|
|
|
|
return { std::move(root) };
|
|
|
|
#else
|
|
|
|
if (err)
|
|
return parse_result{ *std::move(err) };
|
|
else
|
|
return parse_result{ std::move(root) };
|
|
|
|
#endif
|
|
}
|
|
};
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node_ptr parser::parse_array()
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
TOML_ASSERT_ASSUME(*cp == U'[');
|
|
push_parse_scope("array"sv);
|
|
|
|
// skip opening '['
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
node_ptr arr_ptr{ new array{} };
|
|
array& arr = arr_ptr->ref_cast<array>();
|
|
enum class TOML_CLOSED_ENUM parse_type : int
|
|
{
|
|
none,
|
|
comma,
|
|
val
|
|
};
|
|
parse_type prev = parse_type::none;
|
|
|
|
while (!is_error())
|
|
{
|
|
while (consume_leading_whitespace() || consume_line_break() || consume_comment())
|
|
continue;
|
|
set_error_and_return_if_eof({});
|
|
|
|
// commas - only legal after a value
|
|
if (*cp == U',')
|
|
{
|
|
if (prev == parse_type::val)
|
|
{
|
|
prev = parse_type::comma;
|
|
advance_and_return_if_error_or_eof({});
|
|
continue;
|
|
}
|
|
set_error_and_return_default("expected value or closing ']', saw comma"sv);
|
|
}
|
|
|
|
// closing ']'
|
|
else if (*cp == U']')
|
|
{
|
|
advance_and_return_if_error({});
|
|
break;
|
|
}
|
|
|
|
// must be a value
|
|
else
|
|
{
|
|
if (prev == parse_type::val)
|
|
{
|
|
set_error_and_return_default("expected comma or closing ']', saw '"sv, to_sv(*cp), "'"sv);
|
|
continue;
|
|
}
|
|
prev = parse_type::val;
|
|
|
|
auto val = parse_value();
|
|
return_if_error({});
|
|
|
|
if (!arr.capacity())
|
|
arr.reserve(4u);
|
|
arr.emplace_back<node_ptr>(std::move(val));
|
|
}
|
|
}
|
|
|
|
return_if_error({});
|
|
return arr_ptr;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
node_ptr parser::parse_inline_table()
|
|
{
|
|
return_if_error({});
|
|
assert_not_eof();
|
|
TOML_ASSERT_ASSUME(*cp == U'{');
|
|
push_parse_scope("inline table"sv);
|
|
|
|
// skip opening '{'
|
|
advance_and_return_if_error_or_eof({});
|
|
|
|
node_ptr tbl_ptr{ new table{} };
|
|
table& tbl = tbl_ptr->ref_cast<table>();
|
|
tbl.is_inline(true);
|
|
table_vector_scope table_scope{ open_inline_tables, tbl };
|
|
|
|
enum class TOML_CLOSED_ENUM parse_type : int
|
|
{
|
|
none,
|
|
comma,
|
|
kvp
|
|
};
|
|
parse_type prev = parse_type::none;
|
|
while (!is_error())
|
|
{
|
|
if constexpr (TOML_LANG_UNRELEASED) // toml/issues/516 (newlines/trailing commas in inline tables)
|
|
{
|
|
while (consume_leading_whitespace() || consume_line_break() || consume_comment())
|
|
continue;
|
|
}
|
|
else
|
|
{
|
|
while (consume_leading_whitespace())
|
|
continue;
|
|
}
|
|
return_if_error({});
|
|
set_error_and_return_if_eof({});
|
|
|
|
// commas - only legal after a key-value pair
|
|
if (*cp == U',')
|
|
{
|
|
if (prev == parse_type::kvp)
|
|
{
|
|
prev = parse_type::comma;
|
|
advance_and_return_if_error_or_eof({});
|
|
}
|
|
else
|
|
set_error_and_return_default("expected key-value pair or closing '}', saw comma"sv);
|
|
}
|
|
|
|
// closing '}'
|
|
else if (*cp == U'}')
|
|
{
|
|
if constexpr (!TOML_LANG_UNRELEASED) // toml/issues/516 (newlines/trailing commas in inline tables)
|
|
{
|
|
if (prev == parse_type::comma)
|
|
{
|
|
set_error_and_return_default("expected key-value pair, saw closing '}' (dangling comma)"sv);
|
|
continue;
|
|
}
|
|
}
|
|
advance_and_return_if_error({});
|
|
break;
|
|
}
|
|
|
|
// key-value pair
|
|
else if (is_string_delimiter(*cp) || is_bare_key_character(*cp))
|
|
{
|
|
if (prev == parse_type::kvp)
|
|
set_error_and_return_default("expected comma or closing '}', saw '"sv, to_sv(*cp), "'"sv);
|
|
else
|
|
{
|
|
prev = parse_type::kvp;
|
|
parse_key_value_pair_and_insert(&tbl);
|
|
}
|
|
}
|
|
|
|
else
|
|
set_error_and_return_default("expected key or closing '}', saw '"sv, to_sv(*cp), "'"sv);
|
|
}
|
|
|
|
return_if_error({});
|
|
return tbl_ptr;
|
|
}
|
|
|
|
TOML_ABI_NAMESPACE_END; // TOML_EXCEPTIONS
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
#undef TOML_RETURNS_BY_THROWING
|
|
#undef advance_and_return_if_error
|
|
#undef advance_and_return_if_error_or_eof
|
|
#undef assert_not_eof
|
|
#undef assert_not_error
|
|
#undef is_eof
|
|
#undef is_error
|
|
#undef parse_error_break
|
|
#undef push_parse_scope
|
|
#undef push_parse_scope_1
|
|
#undef push_parse_scope_2
|
|
#undef return_after_error
|
|
#undef return_if_eof
|
|
#undef return_if_error
|
|
#undef return_if_error_or_eof
|
|
#undef set_error_and_return
|
|
#undef set_error_and_return_default
|
|
#undef set_error_and_return_if_eof
|
|
#undef utf8_buffered_reader_error_check
|
|
#undef utf8_reader_error
|
|
#undef utf8_reader_error_check
|
|
#undef utf8_reader_return_after_error
|
|
|
|
TOML_ANON_NAMESPACE_START
|
|
{
|
|
TOML_NODISCARD
|
|
TOML_INTERNAL_LINKAGE
|
|
parse_result do_parse(utf8_reader_interface && reader)
|
|
{
|
|
return impl::parser{ std::move(reader) };
|
|
}
|
|
|
|
TOML_NODISCARD
|
|
TOML_INTERNAL_LINKAGE
|
|
parse_result do_parse_file(std::string_view file_path)
|
|
{
|
|
#if TOML_EXCEPTIONS
|
|
#define TOML_PARSE_FILE_ERROR(msg, path) \
|
|
throw parse_error{ msg, source_position{}, std::make_shared<const std::string>(std::move(path)) }
|
|
#else
|
|
#define TOML_PARSE_FILE_ERROR(msg, path) \
|
|
return parse_result \
|
|
{ \
|
|
parse_error \
|
|
{ \
|
|
msg, source_position{}, std::make_shared<const std::string>(std::move(path)) \
|
|
} \
|
|
}
|
|
#endif
|
|
|
|
std::string file_path_str(file_path);
|
|
|
|
// open file with a custom-sized stack buffer
|
|
std::ifstream file;
|
|
TOML_OVERALIGNED char file_buffer[sizeof(void*) * 1024u];
|
|
file.rdbuf()->pubsetbuf(file_buffer, sizeof(file_buffer));
|
|
#if TOML_WINDOWS
|
|
file.open(impl::widen(file_path_str).c_str(), std::ifstream::in | std::ifstream::binary | std::ifstream::ate);
|
|
#else
|
|
file.open(file_path_str, std::ifstream::in | std::ifstream::binary | std::ifstream::ate);
|
|
#endif
|
|
if (!file.is_open())
|
|
TOML_PARSE_FILE_ERROR("File could not be opened for reading", file_path_str);
|
|
|
|
// get size
|
|
const auto file_size = file.tellg();
|
|
if (file_size == -1)
|
|
TOML_PARSE_FILE_ERROR("Could not determine file size", file_path_str);
|
|
file.seekg(0, std::ifstream::beg);
|
|
|
|
// read the whole file into memory first if the file isn't too large
|
|
constexpr auto large_file_threshold = 1024 * 1024 * 2; // 2 MB
|
|
if (file_size <= large_file_threshold)
|
|
{
|
|
std::vector<char> file_data;
|
|
file_data.resize(static_cast<size_t>(file_size));
|
|
file.read(file_data.data(), static_cast<std::streamsize>(file_size));
|
|
return parse(std::string_view{ file_data.data(), file_data.size() }, std::move(file_path_str));
|
|
}
|
|
|
|
// otherwise parse it using the streams
|
|
else
|
|
return parse(file, std::move(file_path_str));
|
|
|
|
#undef TOML_PARSE_FILE_ERROR
|
|
}
|
|
}
|
|
TOML_ANON_NAMESPACE_END;
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
TOML_ABI_NAMESPACE_BOOL(TOML_EXCEPTIONS, ex, noex);
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
parse_result TOML_CALLCONV parse(std::string_view doc, std::string_view source_path)
|
|
{
|
|
return TOML_ANON_NAMESPACE::do_parse(TOML_ANON_NAMESPACE::utf8_reader{ doc, source_path });
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
parse_result TOML_CALLCONV parse(std::string_view doc, std::string && source_path)
|
|
{
|
|
return TOML_ANON_NAMESPACE::do_parse(TOML_ANON_NAMESPACE::utf8_reader{ doc, std::move(source_path) });
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
parse_result TOML_CALLCONV parse(std::istream & doc, std::string_view source_path)
|
|
{
|
|
return TOML_ANON_NAMESPACE::do_parse(TOML_ANON_NAMESPACE::utf8_reader{ doc, source_path });
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
parse_result TOML_CALLCONV parse(std::istream & doc, std::string && source_path)
|
|
{
|
|
return TOML_ANON_NAMESPACE::do_parse(TOML_ANON_NAMESPACE::utf8_reader{ doc, std::move(source_path) });
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
parse_result TOML_CALLCONV parse_file(std::string_view file_path)
|
|
{
|
|
return TOML_ANON_NAMESPACE::do_parse_file(file_path);
|
|
}
|
|
|
|
#if TOML_HAS_CHAR8
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
parse_result TOML_CALLCONV parse(std::u8string_view doc, std::string_view source_path)
|
|
{
|
|
return TOML_ANON_NAMESPACE::do_parse(TOML_ANON_NAMESPACE::utf8_reader{ doc, source_path });
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
parse_result TOML_CALLCONV parse(std::u8string_view doc, std::string && source_path)
|
|
{
|
|
return TOML_ANON_NAMESPACE::do_parse(TOML_ANON_NAMESPACE::utf8_reader{ doc, std::move(source_path) });
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
parse_result TOML_CALLCONV parse_file(std::u8string_view file_path)
|
|
{
|
|
std::string file_path_str;
|
|
file_path_str.resize(file_path.length());
|
|
memcpy(file_path_str.data(), file_path.data(), file_path.length());
|
|
return TOML_ANON_NAMESPACE::do_parse_file(file_path_str);
|
|
}
|
|
|
|
#endif // TOML_HAS_CHAR8
|
|
|
|
#if TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
parse_result TOML_CALLCONV parse(std::string_view doc, std::wstring_view source_path)
|
|
{
|
|
return TOML_ANON_NAMESPACE::do_parse(TOML_ANON_NAMESPACE::utf8_reader{ doc, impl::narrow(source_path) });
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
parse_result TOML_CALLCONV parse(std::istream & doc, std::wstring_view source_path)
|
|
{
|
|
return TOML_ANON_NAMESPACE::do_parse(TOML_ANON_NAMESPACE::utf8_reader{ doc, impl::narrow(source_path) });
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
parse_result TOML_CALLCONV parse_file(std::wstring_view file_path)
|
|
{
|
|
return TOML_ANON_NAMESPACE::do_parse_file(impl::narrow(file_path));
|
|
}
|
|
|
|
#endif // TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
#if TOML_HAS_CHAR8 && TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
parse_result TOML_CALLCONV parse(std::u8string_view doc, std::wstring_view source_path)
|
|
{
|
|
return TOML_ANON_NAMESPACE::do_parse(TOML_ANON_NAMESPACE::utf8_reader{ doc, impl::narrow(source_path) });
|
|
}
|
|
|
|
#endif // TOML_HAS_CHAR8 && TOML_ENABLE_WINDOWS_COMPAT
|
|
|
|
TOML_ABI_NAMESPACE_END; // TOML_EXCEPTIONS
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#undef TOML_OVERALIGNED
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
#endif // TOML_ENABLE_PARSER
|
|
|
|
//******** impl/formatter.inl ****************************************************************************************
|
|
|
|
#if TOML_ENABLE_FORMATTERS
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_IMPL_NAMESPACE_START
|
|
{
|
|
enum class TOML_CLOSED_FLAGS_ENUM formatted_string_traits : unsigned
|
|
{
|
|
none,
|
|
line_breaks = 1u << 0, // \n
|
|
tabs = 1u << 1, // \t
|
|
control_chars = 1u << 2, // also includes non-ascii vertical whitespace
|
|
single_quotes = 1u << 3,
|
|
non_bare = 1u << 4, // anything not satisfying "is bare key character"
|
|
non_ascii = 1u << 5, // any codepoint >= 128
|
|
|
|
all = (non_ascii << 1u) - 1u
|
|
};
|
|
TOML_MAKE_FLAGS(formatted_string_traits);
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
formatter::formatter(const node* source_node,
|
|
const parse_result* source_pr,
|
|
const formatter_constants& constants,
|
|
const formatter_config& config) noexcept //
|
|
#if TOML_ENABLE_PARSER && !TOML_EXCEPTIONS
|
|
: source_{ source_pr && *source_pr ? &source_pr->table() : source_node },
|
|
result_{ source_pr },
|
|
#else
|
|
: source_{ source_pr ? source_pr : source_node },
|
|
#endif
|
|
constants_{ &constants },
|
|
config_{ config }
|
|
{
|
|
TOML_ASSERT_ASSUME(source_);
|
|
|
|
config_.flags = (config_.flags | constants_->mandatory_flags) & ~constants_->ignored_flags;
|
|
|
|
indent_columns_ = {};
|
|
for (auto c : config_.indent)
|
|
indent_columns_ += c == '\t' ? 4u : 1u;
|
|
|
|
int_format_mask_ = config_.flags
|
|
& (format_flags::allow_binary_integers | format_flags::allow_octal_integers
|
|
| format_flags::allow_hexadecimal_integers);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void formatter::attach(std::ostream & stream) noexcept
|
|
{
|
|
indent_ = {};
|
|
naked_newline_ = true;
|
|
stream_ = &stream;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void formatter::detach() noexcept
|
|
{
|
|
stream_ = nullptr;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void formatter::print_newline(bool force)
|
|
{
|
|
if (!naked_newline_ || force)
|
|
{
|
|
print_to_stream(*stream_, '\n');
|
|
naked_newline_ = true;
|
|
}
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void formatter::print_indent()
|
|
{
|
|
for (int i = 0; i < indent_; i++)
|
|
{
|
|
print_to_stream(*stream_, config_.indent);
|
|
naked_newline_ = false;
|
|
}
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void formatter::print_unformatted(char c)
|
|
{
|
|
print_to_stream(*stream_, c);
|
|
naked_newline_ = false;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void formatter::print_unformatted(std::string_view str)
|
|
{
|
|
print_to_stream(*stream_, str);
|
|
naked_newline_ = false;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void formatter::print_string(std::string_view str, bool allow_multi_line, bool allow_bare)
|
|
{
|
|
if (str.empty())
|
|
{
|
|
print_unformatted(literal_strings_allowed() ? "''"sv : "\"\""sv);
|
|
return;
|
|
}
|
|
|
|
// pre-scan the string to determine how we should output it
|
|
formatted_string_traits traits = {};
|
|
|
|
if (!allow_bare)
|
|
traits |= formatted_string_traits::non_bare;
|
|
bool unicode_allowed = unicode_strings_allowed();
|
|
|
|
// ascii fast path
|
|
if (is_ascii(str.data(), str.length()))
|
|
{
|
|
for (auto c : str)
|
|
{
|
|
switch (c)
|
|
{
|
|
case '\n': traits |= formatted_string_traits::line_breaks; break;
|
|
case '\t': traits |= formatted_string_traits::tabs; break;
|
|
case '\'': traits |= formatted_string_traits::single_quotes; break;
|
|
default:
|
|
{
|
|
if TOML_UNLIKELY(is_control_character(c))
|
|
traits |= formatted_string_traits::control_chars;
|
|
|
|
if (!is_ascii_bare_key_character(static_cast<char32_t>(c)))
|
|
traits |= formatted_string_traits::non_bare;
|
|
break;
|
|
}
|
|
}
|
|
|
|
static constexpr auto all_ascii_traits =
|
|
formatted_string_traits::all & ~formatted_string_traits::non_ascii;
|
|
if (traits == all_ascii_traits)
|
|
break;
|
|
}
|
|
}
|
|
|
|
// unicode slow path
|
|
else
|
|
{
|
|
traits |= formatted_string_traits::non_ascii;
|
|
utf8_decoder decoder;
|
|
|
|
// if the unicode is malformed just treat the string as a single-line non-literal and
|
|
// escape all non-ascii characters (to ensure round-tripping and help with diagnostics)
|
|
const auto bad_unicode = [&]() noexcept
|
|
{
|
|
traits &= ~formatted_string_traits::line_breaks;
|
|
traits |= formatted_string_traits::control_chars | formatted_string_traits::non_bare;
|
|
unicode_allowed = false;
|
|
};
|
|
|
|
for (auto c : str)
|
|
{
|
|
decoder(c);
|
|
|
|
if TOML_UNLIKELY(decoder.error())
|
|
{
|
|
bad_unicode();
|
|
break;
|
|
}
|
|
|
|
if (!decoder.has_code_point())
|
|
continue;
|
|
|
|
switch (decoder.codepoint)
|
|
{
|
|
case U'\n': traits |= formatted_string_traits::line_breaks; break;
|
|
case U'\t': traits |= formatted_string_traits::tabs; break;
|
|
case U'\'': traits |= formatted_string_traits::single_quotes; break;
|
|
default:
|
|
{
|
|
if TOML_UNLIKELY(is_control_character(decoder.codepoint)
|
|
|| is_non_ascii_vertical_whitespace(decoder.codepoint))
|
|
traits |= formatted_string_traits::control_chars;
|
|
|
|
if (!is_bare_key_character(decoder.codepoint))
|
|
traits |= formatted_string_traits::non_bare;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (decoder.needs_more_input())
|
|
bad_unicode();
|
|
}
|
|
|
|
// if the string meets the requirements of being 'bare' we can emit a bare string
|
|
// (bare strings are composed of letters and numbers; no whitespace, control chars, quotes, etc)
|
|
if (!(traits & formatted_string_traits::non_bare)
|
|
&& (!(traits & formatted_string_traits::non_ascii) || unicode_allowed))
|
|
{
|
|
print_unformatted(str);
|
|
return;
|
|
}
|
|
|
|
// determine if this should be a multi-line string (triple-quotes)
|
|
const auto multi_line = allow_multi_line //
|
|
&& multi_line_strings_allowed() //
|
|
&& !!(traits & formatted_string_traits::line_breaks);
|
|
|
|
// determine if this should be a literal string (single-quotes with no escaping)
|
|
const auto literal = literal_strings_allowed() //
|
|
&& !(traits & formatted_string_traits::control_chars) //
|
|
&& (!(traits & formatted_string_traits::single_quotes) || multi_line) //
|
|
&& (!(traits & formatted_string_traits::tabs) || real_tabs_in_strings_allowed()) //
|
|
&& (!(traits & formatted_string_traits::non_ascii) || unicode_allowed);
|
|
|
|
// literal strings (single quotes, no escape codes)
|
|
if (literal)
|
|
{
|
|
const auto quot = multi_line ? R"(''')"sv : R"(')"sv;
|
|
print_unformatted(quot);
|
|
print_unformatted(str);
|
|
print_unformatted(quot);
|
|
return;
|
|
}
|
|
|
|
// anything from here down is a non-literal string, so requires iteration and escaping.
|
|
print_unformatted(multi_line ? R"(""")"sv : R"(")"sv);
|
|
|
|
const auto real_tabs_allowed = real_tabs_in_strings_allowed();
|
|
|
|
// ascii fast path
|
|
if (!(traits & formatted_string_traits::non_ascii))
|
|
{
|
|
for (auto c : str)
|
|
{
|
|
switch (c)
|
|
{
|
|
case '"': print_to_stream(*stream_, R"(\")"sv); break;
|
|
case '\\': print_to_stream(*stream_, R"(\\)"sv); break;
|
|
case '\x7F': print_to_stream(*stream_, R"(\u007F)"sv); break;
|
|
case '\t': print_to_stream(*stream_, real_tabs_allowed ? "\t"sv : R"(\t)"sv); break;
|
|
case '\n': print_to_stream(*stream_, multi_line ? "\n"sv : R"(\n)"sv); break;
|
|
default:
|
|
{
|
|
// control characters from lookup table
|
|
if TOML_UNLIKELY(c >= '\x00' && c <= '\x1F')
|
|
print_to_stream(*stream_, control_char_escapes[c]);
|
|
|
|
// regular characters
|
|
else
|
|
print_to_stream(*stream_, c);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// unicode slow path
|
|
else
|
|
{
|
|
utf8_decoder decoder;
|
|
const char* cp_start = str.data();
|
|
const char* cp_end = cp_start;
|
|
for (auto c : str)
|
|
{
|
|
decoder(c);
|
|
cp_end++;
|
|
|
|
// if the decoder encounters malformed unicode just emit raw bytes and
|
|
if (decoder.error())
|
|
{
|
|
while (cp_start != cp_end)
|
|
{
|
|
print_to_stream(*stream_, R"(\u00)"sv);
|
|
print_to_stream(*stream_,
|
|
static_cast<uint8_t>(*cp_start),
|
|
value_flags::format_as_hexadecimal,
|
|
2);
|
|
cp_start++;
|
|
}
|
|
decoder.reset();
|
|
continue;
|
|
}
|
|
|
|
if (!decoder.has_code_point())
|
|
continue;
|
|
|
|
switch (decoder.codepoint)
|
|
{
|
|
case U'"': print_to_stream(*stream_, R"(\")"sv); break;
|
|
case U'\\': print_to_stream(*stream_, R"(\\)"sv); break;
|
|
case U'\x7F': print_to_stream(*stream_, R"(\u007F)"sv); break;
|
|
case U'\t': print_to_stream(*stream_, real_tabs_allowed ? "\t"sv : R"(\t)"sv); break;
|
|
case U'\n': print_to_stream(*stream_, multi_line ? "\n"sv : R"(\n)"sv); break;
|
|
default:
|
|
{
|
|
// control characters from lookup table
|
|
if TOML_UNLIKELY(decoder.codepoint <= U'\x1F')
|
|
print_to_stream(*stream_,
|
|
control_char_escapes[static_cast<uint_least32_t>(decoder.codepoint)]);
|
|
|
|
// escaped unicode characters
|
|
else if (decoder.codepoint > U'\x7F'
|
|
&& (!unicode_allowed || is_non_ascii_vertical_whitespace(decoder.codepoint)))
|
|
{
|
|
if (static_cast<uint_least32_t>(decoder.codepoint) > 0xFFFFu)
|
|
{
|
|
print_to_stream(*stream_, R"(\U)"sv);
|
|
print_to_stream(*stream_,
|
|
static_cast<uint_least32_t>(decoder.codepoint),
|
|
value_flags::format_as_hexadecimal,
|
|
8);
|
|
}
|
|
else
|
|
{
|
|
print_to_stream(*stream_, R"(\u)"sv);
|
|
print_to_stream(*stream_,
|
|
static_cast<uint_least32_t>(decoder.codepoint),
|
|
value_flags::format_as_hexadecimal,
|
|
4);
|
|
}
|
|
}
|
|
|
|
// regular characters
|
|
else
|
|
print_to_stream(*stream_, cp_start, static_cast<size_t>(cp_end - cp_start));
|
|
}
|
|
}
|
|
|
|
cp_start = cp_end;
|
|
}
|
|
}
|
|
|
|
print_unformatted(multi_line ? R"(""")"sv : R"(")"sv);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void formatter::print(const value<std::string>& val)
|
|
{
|
|
print_string(val.get());
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void formatter::print(const value<int64_t>& val)
|
|
{
|
|
naked_newline_ = false;
|
|
|
|
if (*val >= 0 && !!int_format_mask_)
|
|
{
|
|
static constexpr auto value_flags_mask =
|
|
value_flags::format_as_binary | value_flags::format_as_octal | value_flags::format_as_hexadecimal;
|
|
|
|
const auto fmt = val.flags() & value_flags_mask;
|
|
switch (fmt)
|
|
{
|
|
case value_flags::format_as_binary:
|
|
if (!!(int_format_mask_ & format_flags::allow_binary_integers))
|
|
{
|
|
print_to_stream(*stream_, "0b"sv);
|
|
print_to_stream(*stream_, *val, fmt);
|
|
return;
|
|
}
|
|
break;
|
|
|
|
case value_flags::format_as_octal:
|
|
if (!!(int_format_mask_ & format_flags::allow_octal_integers))
|
|
{
|
|
print_to_stream(*stream_, "0o"sv);
|
|
print_to_stream(*stream_, *val, fmt);
|
|
return;
|
|
}
|
|
break;
|
|
|
|
case value_flags::format_as_hexadecimal:
|
|
if (!!(int_format_mask_ & format_flags::allow_hexadecimal_integers))
|
|
{
|
|
print_to_stream(*stream_, "0x"sv);
|
|
print_to_stream(*stream_, *val, fmt);
|
|
return;
|
|
}
|
|
break;
|
|
|
|
default: break;
|
|
}
|
|
}
|
|
|
|
// fallback to decimal
|
|
print_to_stream(*stream_, *val);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void formatter::print(const value<double>& val)
|
|
{
|
|
const std::string_view* inf_nan = nullptr;
|
|
switch (fpclassify(*val))
|
|
{
|
|
case fp_class::neg_inf: inf_nan = &constants_->float_neg_inf; break;
|
|
case fp_class::pos_inf: inf_nan = &constants_->float_pos_inf; break;
|
|
case fp_class::nan: inf_nan = &constants_->float_nan; break;
|
|
case fp_class::ok:
|
|
print_to_stream(*stream_,
|
|
*val,
|
|
value_flags::none,
|
|
!!(config_.flags & format_flags::relaxed_float_precision));
|
|
break;
|
|
default: TOML_UNREACHABLE;
|
|
}
|
|
|
|
if (inf_nan)
|
|
{
|
|
if (!!(config_.flags & format_flags::quote_infinities_and_nans))
|
|
print_to_stream_bookended(*stream_, *inf_nan, '"');
|
|
else
|
|
print_to_stream(*stream_, *inf_nan);
|
|
}
|
|
|
|
naked_newline_ = false;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void formatter::print(const value<bool>& val)
|
|
{
|
|
print_unformatted(*val ? constants_->bool_true : constants_->bool_false);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void formatter::print(const value<date>& val)
|
|
{
|
|
if (!!(config_.flags & format_flags::quote_dates_and_times))
|
|
print_to_stream_bookended(*stream_, *val, literal_strings_allowed() ? '\'' : '"');
|
|
else
|
|
print_to_stream(*stream_, *val);
|
|
naked_newline_ = false;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void formatter::print(const value<time>& val)
|
|
{
|
|
if (!!(config_.flags & format_flags::quote_dates_and_times))
|
|
print_to_stream_bookended(*stream_, *val, literal_strings_allowed() ? '\'' : '"');
|
|
else
|
|
print_to_stream(*stream_, *val);
|
|
naked_newline_ = false;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void formatter::print(const value<date_time>& val)
|
|
{
|
|
if (!!(config_.flags & format_flags::quote_dates_and_times))
|
|
print_to_stream_bookended(*stream_, *val, literal_strings_allowed() ? '\'' : '"');
|
|
else
|
|
print_to_stream(*stream_, *val);
|
|
naked_newline_ = false;
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void formatter::print_value(const node& val_node, node_type type)
|
|
{
|
|
TOML_ASSUME(type > node_type::array);
|
|
switch (type)
|
|
{
|
|
case node_type::string: print(*reinterpret_cast<const value<std::string>*>(&val_node)); break;
|
|
case node_type::integer: print(*reinterpret_cast<const value<int64_t>*>(&val_node)); break;
|
|
case node_type::floating_point: print(*reinterpret_cast<const value<double>*>(&val_node)); break;
|
|
case node_type::boolean: print(*reinterpret_cast<const value<bool>*>(&val_node)); break;
|
|
case node_type::date: print(*reinterpret_cast<const value<date>*>(&val_node)); break;
|
|
case node_type::time: print(*reinterpret_cast<const value<time>*>(&val_node)); break;
|
|
case node_type::date_time: print(*reinterpret_cast<const value<date_time>*>(&val_node)); break;
|
|
default: TOML_UNREACHABLE;
|
|
}
|
|
}
|
|
|
|
#if TOML_ENABLE_PARSER && !TOML_EXCEPTIONS
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
bool formatter::dump_failed_parse_result()
|
|
{
|
|
if (result_ && !(*result_))
|
|
{
|
|
stream() << result_->error();
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
#else
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
TOML_ATTR(const)
|
|
bool formatter::dump_failed_parse_result()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
#endif
|
|
}
|
|
TOML_IMPL_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
#endif // TOML_ENABLE_FORMATTERS
|
|
|
|
//******** impl/toml_formatter.inl ***********************************************************************************
|
|
|
|
#if TOML_ENABLE_FORMATTERS
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_DISABLE_ARITHMETIC_WARNINGS;
|
|
|
|
TOML_ANON_NAMESPACE_START
|
|
{
|
|
TOML_INTERNAL_LINKAGE
|
|
size_t toml_formatter_count_inline_columns(const node& node, size_t line_wrap_cols) noexcept
|
|
{
|
|
switch (node.type())
|
|
{
|
|
case node_type::table:
|
|
{
|
|
auto& tbl = *reinterpret_cast<const table*>(&node);
|
|
if (tbl.empty())
|
|
return 2u; // "{}"
|
|
size_t weight = 3u; // "{ }"
|
|
for (auto&& [k, v] : tbl)
|
|
{
|
|
weight += k.length() + toml_formatter_count_inline_columns(v, line_wrap_cols) + 2u; // + ", "
|
|
if (weight >= line_wrap_cols)
|
|
break;
|
|
}
|
|
return weight;
|
|
}
|
|
|
|
case node_type::array:
|
|
{
|
|
auto& arr = *reinterpret_cast<const array*>(&node);
|
|
if (arr.empty())
|
|
return 2u; // "[]"
|
|
size_t weight = 3u; // "[ ]"
|
|
for (auto& elem : arr)
|
|
{
|
|
weight += toml_formatter_count_inline_columns(elem, line_wrap_cols) + 2u; // + ", "
|
|
if (weight >= line_wrap_cols)
|
|
break;
|
|
}
|
|
return weight;
|
|
}
|
|
|
|
case node_type::string:
|
|
{
|
|
// todo: proper utf8 decoding?
|
|
// todo: tab awareness?
|
|
auto& str = (*reinterpret_cast<const value<std::string>*>(&node)).get();
|
|
return str.length() + 2u; // + ""
|
|
}
|
|
|
|
case node_type::integer:
|
|
{
|
|
auto val = (*reinterpret_cast<const value<int64_t>*>(&node)).get();
|
|
if (!val)
|
|
return 1u;
|
|
size_t weight = {};
|
|
if (val < 0)
|
|
{
|
|
weight += 1u;
|
|
val *= -1;
|
|
}
|
|
return weight + static_cast<size_t>(log10(static_cast<double>(val))) + 1u;
|
|
}
|
|
|
|
case node_type::floating_point:
|
|
{
|
|
auto val = (*reinterpret_cast<const value<double>*>(&node)).get();
|
|
if (val == 0.0)
|
|
return 3u; // "0.0"
|
|
size_t weight = 2u; // ".0"
|
|
if (val < 0.0)
|
|
{
|
|
weight += 1u;
|
|
val *= -1.0;
|
|
}
|
|
return weight + static_cast<size_t>(log10(val)) + 1u;
|
|
break;
|
|
}
|
|
|
|
case node_type::boolean: return 5u;
|
|
case node_type::date: [[fallthrough]];
|
|
case node_type::time: return 10u;
|
|
case node_type::date_time: return 30u;
|
|
case node_type::none: TOML_UNREACHABLE;
|
|
default: TOML_UNREACHABLE;
|
|
}
|
|
|
|
TOML_UNREACHABLE;
|
|
}
|
|
|
|
TOML_INTERNAL_LINKAGE
|
|
bool toml_formatter_forces_multiline(const node& node, size_t line_wrap_cols, size_t starting_column_bias) noexcept
|
|
{
|
|
return (toml_formatter_count_inline_columns(node, line_wrap_cols) + starting_column_bias) >= line_wrap_cols;
|
|
}
|
|
}
|
|
TOML_ANON_NAMESPACE_END;
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
TOML_EXTERNAL_LINKAGE
|
|
void toml_formatter::print_pending_table_separator()
|
|
{
|
|
if (pending_table_separator_)
|
|
{
|
|
print_newline(true);
|
|
print_newline(true);
|
|
pending_table_separator_ = false;
|
|
}
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void toml_formatter::print(const key& k)
|
|
{
|
|
print_string(k.str(), false, true);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void toml_formatter::print_inline(const table& tbl)
|
|
{
|
|
if (tbl.empty())
|
|
{
|
|
print_unformatted("{}"sv);
|
|
return;
|
|
}
|
|
|
|
print_unformatted("{ "sv);
|
|
|
|
bool first = false;
|
|
for (auto&& [k, v] : tbl)
|
|
{
|
|
if (first)
|
|
print_unformatted(", "sv);
|
|
first = true;
|
|
|
|
print(k);
|
|
if (terse_kvps())
|
|
print_unformatted("="sv);
|
|
else
|
|
print_unformatted(" = "sv);
|
|
|
|
const auto type = v.type();
|
|
TOML_ASSUME(type != node_type::none);
|
|
switch (type)
|
|
{
|
|
case node_type::table: print_inline(*reinterpret_cast<const table*>(&v)); break;
|
|
case node_type::array: print(*reinterpret_cast<const array*>(&v)); break;
|
|
default: print_value(v, type);
|
|
}
|
|
}
|
|
|
|
print_unformatted(" }"sv);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void toml_formatter::print(const array& arr)
|
|
{
|
|
if (arr.empty())
|
|
{
|
|
print_unformatted("[]"sv);
|
|
return;
|
|
}
|
|
|
|
const auto original_indent = indent();
|
|
const auto multiline = TOML_ANON_NAMESPACE::toml_formatter_forces_multiline(
|
|
arr,
|
|
120u,
|
|
indent_columns() * static_cast<size_t>(original_indent < 0 ? 0 : original_indent));
|
|
|
|
print_unformatted("["sv);
|
|
|
|
if (multiline)
|
|
{
|
|
if (original_indent < 0)
|
|
indent(0);
|
|
if (indent_array_elements())
|
|
increase_indent();
|
|
}
|
|
else
|
|
print_unformatted(' ');
|
|
|
|
for (size_t i = 0; i < arr.size(); i++)
|
|
{
|
|
if (i > 0u)
|
|
{
|
|
print_unformatted(',');
|
|
if (!multiline)
|
|
print_unformatted(' ');
|
|
}
|
|
|
|
if (multiline)
|
|
{
|
|
print_newline(true);
|
|
print_indent();
|
|
}
|
|
|
|
auto& v = arr[i];
|
|
const auto type = v.type();
|
|
TOML_ASSUME(type != node_type::none);
|
|
switch (type)
|
|
{
|
|
case node_type::table: print_inline(*reinterpret_cast<const table*>(&v)); break;
|
|
case node_type::array: print(*reinterpret_cast<const array*>(&v)); break;
|
|
default: print_value(v, type);
|
|
}
|
|
}
|
|
if (multiline)
|
|
{
|
|
indent(original_indent);
|
|
print_newline(true);
|
|
print_indent();
|
|
}
|
|
else
|
|
print_unformatted(' ');
|
|
|
|
print_unformatted("]"sv);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void toml_formatter::print(const table& tbl)
|
|
{
|
|
static constexpr auto is_non_inline_array_of_tables = [](const node& n) noexcept
|
|
{
|
|
const auto arr = n.as_array();
|
|
if (!arr || !arr->is_array_of_tables())
|
|
return false;
|
|
|
|
return !reinterpret_cast<const table*>(&(*arr)[0])->is_inline();
|
|
};
|
|
|
|
// values, arrays, and inline tables/table arrays
|
|
for (auto&& [k, v] : tbl)
|
|
{
|
|
const auto type = v.type();
|
|
if ((type == node_type::table && !reinterpret_cast<const table*>(&v)->is_inline())
|
|
|| (type == node_type::array && is_non_inline_array_of_tables(v)))
|
|
continue;
|
|
|
|
pending_table_separator_ = true;
|
|
print_newline();
|
|
print_indent();
|
|
print(k);
|
|
if (terse_kvps())
|
|
print_unformatted("="sv);
|
|
else
|
|
print_unformatted(" = "sv);
|
|
TOML_ASSUME(type != node_type::none);
|
|
switch (type)
|
|
{
|
|
case node_type::table: print_inline(*reinterpret_cast<const table*>(&v)); break;
|
|
case node_type::array: print(*reinterpret_cast<const array*>(&v)); break;
|
|
default: print_value(v, type);
|
|
}
|
|
}
|
|
|
|
const auto print_key_path = [&]()
|
|
{
|
|
size_t i{};
|
|
for (const auto k : key_path_)
|
|
{
|
|
if (i++)
|
|
print_unformatted('.');
|
|
print(*k);
|
|
}
|
|
};
|
|
|
|
// non-inline tables
|
|
for (auto&& [k, v] : tbl)
|
|
{
|
|
const auto type = v.type();
|
|
if (type != node_type::table || reinterpret_cast<const table*>(&v)->is_inline())
|
|
continue;
|
|
auto& child_tbl = *reinterpret_cast<const table*>(&v);
|
|
|
|
// we can skip indenting and emitting the headers for tables that only contain other tables
|
|
// (so we don't over-nest)
|
|
size_t child_value_count{}; // includes inline tables and non-table arrays
|
|
size_t child_table_count{};
|
|
size_t child_table_array_count{};
|
|
for (auto&& [child_k, child_v] : child_tbl)
|
|
{
|
|
TOML_UNUSED(child_k);
|
|
const auto child_type = child_v.type();
|
|
TOML_ASSUME(child_type != node_type::none);
|
|
switch (child_type)
|
|
{
|
|
case node_type::table:
|
|
if (reinterpret_cast<const table*>(&child_v)->is_inline())
|
|
child_value_count++;
|
|
else
|
|
child_table_count++;
|
|
break;
|
|
|
|
case node_type::array:
|
|
if (is_non_inline_array_of_tables(child_v))
|
|
child_table_array_count++;
|
|
else
|
|
child_value_count++;
|
|
break;
|
|
|
|
default: child_value_count++;
|
|
}
|
|
}
|
|
bool skip_self = false;
|
|
if (child_value_count == 0u && (child_table_count > 0u || child_table_array_count > 0u))
|
|
skip_self = true;
|
|
|
|
key_path_.push_back(&k);
|
|
|
|
if (!skip_self)
|
|
{
|
|
print_pending_table_separator();
|
|
if (indent_sub_tables())
|
|
increase_indent();
|
|
print_indent();
|
|
print_unformatted("["sv);
|
|
print_key_path();
|
|
print_unformatted("]"sv);
|
|
pending_table_separator_ = true;
|
|
}
|
|
|
|
print(child_tbl);
|
|
|
|
key_path_.pop_back();
|
|
if (!skip_self && indent_sub_tables())
|
|
decrease_indent();
|
|
}
|
|
|
|
// table arrays
|
|
for (auto&& [k, v] : tbl)
|
|
{
|
|
if (!is_non_inline_array_of_tables(v))
|
|
continue;
|
|
auto& arr = *reinterpret_cast<const array*>(&v);
|
|
|
|
if (indent_sub_tables())
|
|
increase_indent();
|
|
key_path_.push_back(&k);
|
|
|
|
for (size_t i = 0; i < arr.size(); i++)
|
|
{
|
|
print_pending_table_separator();
|
|
print_indent();
|
|
print_unformatted("[["sv);
|
|
print_key_path();
|
|
print_unformatted("]]"sv);
|
|
pending_table_separator_ = true;
|
|
print(*reinterpret_cast<const table*>(&arr[i]));
|
|
}
|
|
|
|
key_path_.pop_back();
|
|
if (indent_sub_tables())
|
|
decrease_indent();
|
|
}
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void toml_formatter::print()
|
|
{
|
|
if (dump_failed_parse_result())
|
|
return;
|
|
|
|
switch (auto source_type = source().type())
|
|
{
|
|
case node_type::table:
|
|
{
|
|
auto& tbl = *reinterpret_cast<const table*>(&source());
|
|
if (tbl.is_inline())
|
|
print_inline(tbl);
|
|
else
|
|
{
|
|
decrease_indent(); // so root kvps and tables have the same indent
|
|
print(tbl);
|
|
}
|
|
break;
|
|
}
|
|
|
|
case node_type::array: print(*reinterpret_cast<const array*>(&source())); break;
|
|
|
|
default: print_value(source(), source_type);
|
|
}
|
|
}
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
#endif // TOML_ENABLE_FORMATTERS
|
|
|
|
//******** impl/json_formatter.inl ***********************************************************************************
|
|
|
|
#if TOML_ENABLE_FORMATTERS
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
TOML_EXTERNAL_LINKAGE
|
|
void json_formatter::print(const toml::table& tbl)
|
|
{
|
|
if (tbl.empty())
|
|
{
|
|
print_unformatted("{}"sv);
|
|
return;
|
|
}
|
|
|
|
print_unformatted('{');
|
|
|
|
if (indent_sub_tables())
|
|
increase_indent();
|
|
bool first = false;
|
|
for (auto&& [k, v] : tbl)
|
|
{
|
|
if (first)
|
|
print_unformatted(',');
|
|
first = true;
|
|
print_newline(true);
|
|
print_indent();
|
|
|
|
print_string(k.str(), false);
|
|
if (terse_kvps())
|
|
print_unformatted(":"sv);
|
|
else
|
|
print_unformatted(" : "sv);
|
|
|
|
const auto type = v.type();
|
|
TOML_ASSUME(type != node_type::none);
|
|
switch (type)
|
|
{
|
|
case node_type::table: print(*reinterpret_cast<const table*>(&v)); break;
|
|
case node_type::array: print(*reinterpret_cast<const array*>(&v)); break;
|
|
default: print_value(v, type);
|
|
}
|
|
}
|
|
if (indent_sub_tables())
|
|
decrease_indent();
|
|
print_newline(true);
|
|
print_indent();
|
|
|
|
print_unformatted('}');
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void json_formatter::print(const toml::array& arr)
|
|
{
|
|
if (arr.empty())
|
|
{
|
|
print_unformatted("[]"sv);
|
|
return;
|
|
}
|
|
|
|
print_unformatted('[');
|
|
if (indent_array_elements())
|
|
increase_indent();
|
|
for (size_t i = 0; i < arr.size(); i++)
|
|
{
|
|
if (i > 0u)
|
|
print_unformatted(',');
|
|
print_newline(true);
|
|
print_indent();
|
|
|
|
auto& v = arr[i];
|
|
const auto type = v.type();
|
|
TOML_ASSUME(type != node_type::none);
|
|
switch (type)
|
|
{
|
|
case node_type::table: print(*reinterpret_cast<const table*>(&v)); break;
|
|
case node_type::array: print(*reinterpret_cast<const array*>(&v)); break;
|
|
default: print_value(v, type);
|
|
}
|
|
}
|
|
if (indent_array_elements())
|
|
decrease_indent();
|
|
print_newline(true);
|
|
print_indent();
|
|
print_unformatted(']');
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void json_formatter::print()
|
|
{
|
|
if (dump_failed_parse_result())
|
|
return;
|
|
|
|
switch (auto source_type = source().type())
|
|
{
|
|
case node_type::table: print(*reinterpret_cast<const table*>(&source())); break;
|
|
case node_type::array: print(*reinterpret_cast<const array*>(&source())); break;
|
|
default: print_value(source(), source_type);
|
|
}
|
|
}
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
#endif // TOML_ENABLE_FORMATTERS
|
|
|
|
//******** impl/yaml_formatter.inl ***********************************************************************************
|
|
|
|
#if TOML_ENABLE_FORMATTERS
|
|
|
|
TOML_PUSH_WARNINGS;
|
|
#ifdef _MSC_VER
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(on)
|
|
#endif
|
|
#pragma push_macro("min")
|
|
#pragma push_macro("max")
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
|
|
TOML_NAMESPACE_START
|
|
{
|
|
TOML_EXTERNAL_LINKAGE
|
|
void yaml_formatter::print_yaml_string(const value<std::string>& str)
|
|
{
|
|
if (str->empty())
|
|
{
|
|
base::print(str);
|
|
return;
|
|
}
|
|
|
|
bool contains_newline = false;
|
|
for (auto c = str->c_str(), e = str->c_str() + str->length(); c < e && !contains_newline; c++)
|
|
contains_newline = *c == '\n';
|
|
|
|
if (contains_newline)
|
|
{
|
|
print_unformatted("|-"sv);
|
|
|
|
increase_indent();
|
|
|
|
auto line_end = str->c_str() - 1u;
|
|
const auto end = str->c_str() + str->length();
|
|
while (line_end != end)
|
|
{
|
|
auto line_start = line_end + 1u;
|
|
line_end = line_start;
|
|
for (; line_end != end && *line_end != '\n'; line_end++)
|
|
;
|
|
|
|
if TOML_LIKELY(line_start != line_end || line_end != end)
|
|
{
|
|
print_newline();
|
|
print_indent();
|
|
print_unformatted(std::string_view{ line_start, static_cast<size_t>(line_end - line_start) });
|
|
}
|
|
}
|
|
|
|
decrease_indent();
|
|
}
|
|
else
|
|
print_string(*str, false, true);
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void yaml_formatter::print(const toml::table& tbl, bool parent_is_array)
|
|
{
|
|
if (tbl.empty())
|
|
{
|
|
print_unformatted("{}"sv);
|
|
return;
|
|
}
|
|
|
|
increase_indent();
|
|
|
|
for (auto&& [k, v] : tbl)
|
|
{
|
|
if (!parent_is_array)
|
|
{
|
|
print_newline();
|
|
print_indent();
|
|
}
|
|
parent_is_array = false;
|
|
|
|
print_string(k.str(), false, true);
|
|
if (terse_kvps())
|
|
print_unformatted(":"sv);
|
|
else
|
|
print_unformatted(": "sv);
|
|
|
|
const auto type = v.type();
|
|
TOML_ASSUME(type != node_type::none);
|
|
switch (type)
|
|
{
|
|
case node_type::table: print(*reinterpret_cast<const table*>(&v)); break;
|
|
case node_type::array: print(*reinterpret_cast<const array*>(&v)); break;
|
|
case node_type::string: print_yaml_string(*reinterpret_cast<const value<std::string>*>(&v)); break;
|
|
default: print_value(v, type);
|
|
}
|
|
}
|
|
|
|
decrease_indent();
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void yaml_formatter::print(const toml::array& arr, bool parent_is_array)
|
|
{
|
|
if (arr.empty())
|
|
{
|
|
print_unformatted("[]"sv);
|
|
return;
|
|
}
|
|
|
|
increase_indent();
|
|
|
|
for (auto&& v : arr)
|
|
{
|
|
if (!parent_is_array)
|
|
{
|
|
print_newline();
|
|
print_indent();
|
|
}
|
|
parent_is_array = false;
|
|
|
|
print_unformatted("- "sv);
|
|
|
|
const auto type = v.type();
|
|
TOML_ASSUME(type != node_type::none);
|
|
switch (type)
|
|
{
|
|
case node_type::table: print(*reinterpret_cast<const table*>(&v), true); break;
|
|
case node_type::array: print(*reinterpret_cast<const array*>(&v), true); break;
|
|
case node_type::string: print_yaml_string(*reinterpret_cast<const value<std::string>*>(&v)); break;
|
|
default: print_value(v, type);
|
|
}
|
|
}
|
|
|
|
decrease_indent();
|
|
}
|
|
|
|
TOML_EXTERNAL_LINKAGE
|
|
void yaml_formatter::print()
|
|
{
|
|
if (dump_failed_parse_result())
|
|
return;
|
|
|
|
switch (auto source_type = source().type())
|
|
{
|
|
case node_type::table:
|
|
decrease_indent(); // so root kvps and tables have the same indent
|
|
print(*reinterpret_cast<const table*>(&source()));
|
|
break;
|
|
|
|
case node_type::array: print(*reinterpret_cast<const array*>(&source())); break;
|
|
|
|
case node_type::string: print_yaml_string(*reinterpret_cast<const value<std::string>*>(&source())); break;
|
|
|
|
default: print_value(source(), source_type);
|
|
}
|
|
}
|
|
}
|
|
TOML_NAMESPACE_END;
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma pop_macro("min")
|
|
#pragma pop_macro("max")
|
|
#ifndef __clang__
|
|
#pragma inline_recursion(off)
|
|
#endif
|
|
#endif
|
|
TOML_POP_WARNINGS;
|
|
|
|
#endif // TOML_ENABLE_FORMATTERS
|
|
|
|
#endif // TOML_IMPLEMENTATION
|
|
|
|
TOML_POP_WARNINGS;
|
|
|
|
// macro hygiene
|
|
#if TOML_UNDEF_MACROS
|
|
#undef TOML_ABI_NAMESPACE_BOOL
|
|
#undef TOML_ABI_NAMESPACE_END
|
|
#undef TOML_ABI_NAMESPACE_START
|
|
#undef TOML_ABI_NAMESPACES
|
|
#undef TOML_ABSTRACT_INTERFACE
|
|
#undef TOML_ALWAYS_INLINE
|
|
#undef TOML_ANON_NAMESPACE
|
|
#undef TOML_ANON_NAMESPACE_END
|
|
#undef TOML_ANON_NAMESPACE_START
|
|
#undef TOML_ARCH_AMD64
|
|
#undef TOML_ARCH_ARM
|
|
#undef TOML_ARCH_ARM32
|
|
#undef TOML_ARCH_ARM64
|
|
#undef TOML_ARCH_ITANIUM
|
|
#undef TOML_ARCH_X86
|
|
#undef TOML_ASSERT
|
|
#undef TOML_ASSERT_ASSUME
|
|
#undef TOML_ASSUME
|
|
#undef TOML_ASYMMETRICAL_EQUALITY_OPS
|
|
#undef TOML_ATTR
|
|
#undef TOML_CLANG
|
|
#undef TOML_CLANG_VERSION
|
|
#undef TOML_CLOSED_ENUM
|
|
#undef TOML_CLOSED_FLAGS_ENUM
|
|
#undef TOML_COMPILER_HAS_EXCEPTIONS
|
|
#undef TOML_COMPILER_HAS_RTTI
|
|
#undef TOML_CONST
|
|
#undef TOML_CONST_GETTER
|
|
#undef TOML_CONST_INLINE_GETTER
|
|
#undef TOML_CONSTRAINED_TEMPLATE
|
|
#undef TOML_CPP
|
|
#undef TOML_DECLSPEC
|
|
#undef TOML_DELETE_DEFAULTS
|
|
#undef TOML_DISABLE_ARITHMETIC_WARNINGS
|
|
#undef TOML_DISABLE_CODE_ANALYSIS_WARNINGS
|
|
#undef TOML_DISABLE_SPAM_WARNINGS
|
|
#undef TOML_DISABLE_SPAM_WARNINGS_CLANG_10
|
|
#undef TOML_DISABLE_SPAM_WARNINGS_CLANG_11
|
|
#undef TOML_DISABLE_SUGGEST_ATTR_WARNINGS
|
|
#undef TOML_DISABLE_SWITCH_WARNINGS
|
|
#undef TOML_DISABLE_WARNINGS
|
|
#undef TOML_DOXYGEN
|
|
#undef TOML_EMPTY_BASES
|
|
#undef TOML_ENABLE_IF
|
|
#undef TOML_ENABLE_WARNINGS
|
|
#undef TOML_EVAL_BOOL_0
|
|
#undef TOML_EVAL_BOOL_1
|
|
#undef TOML_EXTERNAL_LINKAGE
|
|
#undef TOML_FLAGS_ENUM
|
|
#undef TOML_FLOAT_CHARCONV
|
|
#undef TOML_FLOAT128
|
|
#undef TOML_FLOAT16_DIG
|
|
#undef TOML_FLOAT16_LIMITS_SET
|
|
#undef TOML_FLOAT16_MANT_DIG
|
|
#undef TOML_FLOAT16_MAX_10_EXP
|
|
#undef TOML_FLOAT16_MAX_EXP
|
|
#undef TOML_FLOAT16_MIN_10_EXP
|
|
#undef TOML_FLOAT16_MIN_EXP
|
|
#undef TOML_GCC
|
|
#undef TOML_HAS_ATTR
|
|
#undef TOML_HAS_BUILTIN
|
|
#undef TOML_HAS_CHAR8
|
|
#undef TOML_HAS_CPP_ATTR
|
|
#undef TOML_HAS_CUSTOM_OPTIONAL_TYPE
|
|
#undef TOML_HAS_FEATURE
|
|
#undef TOML_HAS_INCLUDE
|
|
#undef TOML_HAS_SSE2
|
|
#undef TOML_HAS_SSE4_1
|
|
#undef TOML_HIDDEN_CONSTRAINT
|
|
#undef TOML_ICC
|
|
#undef TOML_ICC_CL
|
|
#undef TOML_IMPL_NAMESPACE_END
|
|
#undef TOML_IMPL_NAMESPACE_START
|
|
#undef TOML_IMPLEMENTATION
|
|
#undef TOML_INCLUDE_WINDOWS_H
|
|
#undef TOML_INT_CHARCONV
|
|
#undef TOML_INT128
|
|
#undef TOML_INTELLISENSE
|
|
#undef TOML_INTERNAL_LINKAGE
|
|
#undef TOML_LANG_AT_LEAST
|
|
#undef TOML_LANG_EFFECTIVE_VERSION
|
|
#undef TOML_LANG_HIGHER_THAN
|
|
#undef TOML_LANG_UNRELEASED
|
|
#undef TOML_LAUNDER
|
|
#undef TOML_LIFETIME_HOOKS
|
|
#undef TOML_LIKELY
|
|
#undef TOML_LIKELY_CASE
|
|
#undef TOML_MAKE_FLAGS
|
|
#undef TOML_MAKE_FLAGS_
|
|
#undef TOML_MAKE_FLAGS_1
|
|
#undef TOML_MAKE_FLAGS_2
|
|
#undef TOML_MAKE_STRING
|
|
#undef TOML_MAKE_STRING_1
|
|
#undef TOML_MAKE_VERSION
|
|
#undef TOML_MSVC
|
|
#undef TOML_NAMESPACE
|
|
#undef TOML_NEVER_INLINE
|
|
#undef TOML_NODISCARD
|
|
#undef TOML_NODISCARD_CTOR
|
|
#undef TOML_OPEN_ENUM
|
|
#undef TOML_OPEN_FLAGS_ENUM
|
|
#undef TOML_PARSER_TYPENAME
|
|
#undef TOML_POP_WARNINGS
|
|
#undef TOML_PRAGMA_CLANG
|
|
#undef TOML_PRAGMA_CLANG_GE_10
|
|
#undef TOML_PRAGMA_CLANG_GE_11
|
|
#undef TOML_PRAGMA_CLANG_GE_9
|
|
#undef TOML_PRAGMA_GCC
|
|
#undef TOML_PRAGMA_ICC
|
|
#undef TOML_PRAGMA_MSVC
|
|
#undef TOML_PURE
|
|
#undef TOML_PURE_GETTER
|
|
#undef TOML_PURE_INLINE_GETTER
|
|
#undef TOML_PUSH_WARNINGS
|
|
#undef TOML_REQUIRES
|
|
#undef TOML_SA_LIST_BEG
|
|
#undef TOML_SA_LIST_END
|
|
#undef TOML_SA_LIST_NEW
|
|
#undef TOML_SA_LIST_NXT
|
|
#undef TOML_SA_LIST_SEP
|
|
#undef TOML_SA_NATIVE_VALUE_TYPE_LIST
|
|
#undef TOML_SA_NEWLINE
|
|
#undef TOML_SA_NODE_TYPE_LIST
|
|
#undef TOML_SA_UNWRAPPED_NODE_TYPE_LIST
|
|
#undef TOML_SA_VALUE_EXACT_FUNC_MESSAGE
|
|
#undef TOML_SA_VALUE_FUNC_MESSAGE
|
|
#undef TOML_SA_VALUE_MESSAGE_CONST_CHAR8
|
|
#undef TOML_SA_VALUE_MESSAGE_U8STRING_VIEW
|
|
#undef TOML_SA_VALUE_MESSAGE_WSTRING
|
|
#undef TOML_SIMPLE_STATIC_ASSERT_MESSAGES
|
|
#undef TOML_TRIVIAL_ABI
|
|
#undef TOML_UINT128
|
|
#undef TOML_UNLIKELY
|
|
#undef TOML_UNLIKELY_CASE
|
|
#undef TOML_UNREACHABLE
|
|
#undef TOML_UNUSED
|
|
#undef TOML_WINDOWS
|
|
#endif
|
|
|
|
#endif // TOMLPLUSPLUS_H
|