Added

• Add toml::find_or_default() (#280) (by Ken Matsui @ken-matsui)
• Add erase to ordered_map (#282) (#283) (by Sunlight @SunPodder)
• Add bool basic_value::accessed() const to detect whether the value has been accessed
  • enabled only if TOML11_ENABLE_ACCESS_CHECK is defined
• Add compare operators to toml::spec

Fixed

• Use is_void<T> instead of is_same<T, void> (#281) (by Ken Matsui @ken-matsui)

Changed

• Improve toml::parse performance by 2x
• Stop using deprecated Ubuntu 20 image on GitHub Actions

Added

• Support std::optional as a template argument of toml::find
• Support multiple arguments toml::visit(visitor, args...)

Fixed

• toml::detail::region::last_ may be used uninitialized (#267) (#268) (by amatej @kontura)
• Fix use with CMake 3.21 and older (#271) (by Severin Leonhardt @SeverinLeonhardt)
• fix: prevent size_t-max length string allocation (#275) (#276) (by @hayt)
• update README.md (#277) (by somebody @oldoldtea) (by lz)
• Make parsing faster for very long line (#278)
• Avoid known problem in MSVC (#279)
• Check if source_location::file_name() is null before formatting

Changed

• Update hugo-book theme
• Add MSVC 2017 to appveyor build

Added

• Support std::optional members for TOML11_DEFINE_CONVERSION_NON_INTRUSIVE (#260) (by Ken Matsui @ken-matsui)
• Make thread_local for color_mode optional (#259) (#261) (by Ken Matsui @ken-matsui)
• add usage with CPM to README
• add explanation about ordered_map to README and update doc

Fixed

• Manually cast file size to std::streamsize (#258) (by Pino Toscano @pinotree)
• Typographical error in table_format output
• Format an empty array specified as array-of-table in one line (#262)
• Added a missing include file (#263)
• Fix typos in documentation template syntax (#264) (by Jack W @jackwil1)
• Fix toml::find_or for deeply nested tables (#266)

Added

• support std::get<std::u8string>
• support toml::value(std::u8string)
• support string_type = std::u8string in config type
• support operator<<(std::ostream&, toml::value)
• add bool uppercase to toml::integer_format
• support template into_toml() (#255) (#256) (by 萧迩珀 @CDK6182CHR)

Fixed

• Fix not checking for \r\n when parsing line comments (#252) (#253) (by Andreas Keller @andreaskeller96)

Changed

• speedup CI tests by multicore build

Fixed

• remove default template argument from forward declaration in toml_fwd.hpp
• enable to call make_error_info with multiple toml::values
• enable to copy/move result with std::reference_wrapper
• fix document generation error with the latest version of hugo
• fix several tiny errors that causes warning
• fix CMake compatibility warning

Changed

• add -Werror / /WX to build script
• set MSVC warning level to /W4
• add explanation of features to README

Fixed

• check return value of fread in parse(FILE*) (#249)
• version macro defined in toml11/version.hpp (#250)
• update docs about compilation
• update docs about file open mode

Changed

• use version macros defined in toml11/version.hpp as the project version in CMakeLists.txt

v4.0.1

Fixed

• Resolved naming conflict of sematic_version::{major, minor} with macros defined in <sys/sysmacro.h> (#246 )
• Fixed the definition of operator<< in discard_comments (#248) (#247 ) (by @egorpugin)
• Fixed the issue where the first blank line was not output in format_location
• Fixed the issue where error messages pointing to source_location referring to lines containing only newline characters were displayed in two lines
• Corrected links in the README
• Corrected the title of the README in example/unicode

Added

• Configured CI to automatically update single_include/toml.hpp when changes are made to main

Major version update!

Added features

• Added toml::spec to control TOML version
• Added toml::parse variants, e.g. nothrow version, string version, and byte array version
• Added formatting information to toml::value (e.g. inline tables, hex ints, etc).
• Changed to saving comments in toml::value by default.
• Added single_include/toml.hpp.
• Enabled to use as a precompiled library.
• Added reference manual.

Breaking Changes

• Changed branch from master to main.
• Changed template arguments of toml::basic_value.
• Removed toml::string and explicitly store formatting information of all the values.
• Modified arguments of toml::format to accommodate formatting information.
• Changed default arguments of toml::parse to take toml::spec for specifying TOML version information.
• Updated the interface of toml::source_location to accommodate multiline regions.
• Modified arguments of toml::format_error.
• Renamed toml::format_underline to toml::format_location.
• Unified control method of toml::color to toml::color::enable/disable().

Fixed

• stop using strerror_x variants in toml::parse(FILE*) overload (#235)

Fixed

• Remove needless copy of std::string (#189) (by @muggenhor)
• Report an error when integer overflows (#190)
• Report an error if a table is inserted to array-of-table
• Avoid self-assignment (#192)
• Fix typo in README (#194) (by @spiderman-idog)
• Avoid possible lexer truncation warnings (#196) (by @Jajauma)
• Do not set CMAKE_CXX_STANDARD in CMakeLists (#202)
• Fix function name in error messages (#207) (by @cxw42)
• Fix invalid-utf8 error in literal string (#208) (by @cxw42)
• Enable to reopen implicitly defined table (#211)
• Fix long binary integer (#213)
• Fix for case when vector iterator is raw pointer (#214) (by @VestniK)
• Consider locale while serialization (#218)
• Do not move temporary object (#229)
• Escape control characters in keys (#230) (by @arp242)
• Fix function signature of strerror_r on macos (#231, #233) (by @Esonhugh)
• Limit value recursion depth (#234)

Added

• Add escape sequence of ESC
• Support opting out of the default [error] prefix (#187) (by @ken-matsui)
• Support changing color mode at runtime (#188) (by @ken-matsui)
• Add toml::parse(FILE*) overload (#193) (by @lukash)
• Add installation example with checkinstall and cmake (#225) (by @kfirgollan)
• Add fuzzing test based on ClusterFuzzLite (#232) (by @DavidKorczynski)

Changed

• Simplify unit test build (#200) (by @ctcmkl)
• Update github actions checkout v2 to v3 (#210) (by @offa)
• Update toml-test to v1.3.0
• Add note for C++17 feature in README (#217)
• Require CMake 3.5+ (#223) (by @offa)
• Remove travis ci setup (#224) (by @offa)
• Use secure version of strerror, instead of std (#226)