31 lines
981 B
C++
31 lines
981 B
C++
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#pragma once
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// Hint for C++ feature detection:
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// __cplusplus macro need special compiler switch enabled when compiling.
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// So we use _MSVC_LANG check it instead.
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// Detect C++ 20
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#if __cplusplus >= 202002L || (defined(_MSVC_LANG) && _MSVC_LANG >= 202002L)
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#define YYCC_CPPFEAT_GE_CPP20
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#endif
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// Detect C++ 23
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#if __cplusplus >= 202302L || (defined(_MSVC_LANG) && _MSVC_LANG >= 202302L)
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#define YYCC_CPPFEAT_GE_CPP23
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#endif
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// Check whether there is support of `contains` for `set` and `map` including their varients.
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#if defined(YYCC_CPPFEAT_GE_CPP20)
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#define YYCC_CPPFEAT_CONTAINS
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#endif
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// Check whether there is support of `starts_with` and `ends_with` for `basic_string`.
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#if defined(__cpp_lib_starts_ends_with) || defined(YYCC_CPPFEAT_GE_CPP20)
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#define YYCC_CPPTEST_STARTS_ENDS_WITH
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#endif
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// Check whether there is support of `std::expected`.
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#if defined(__cpp_lib_expected) || defined(YYCC_CPPFEAT_GE_CPP23)
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#define YYCC_CPPTEST_EXPECTED
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#endif
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