Common.hpp

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//          Copyright Dominic (DNKpp) Koepke 2024-2026.
// Distributed under the Boost Software License, Version 1.0.
//    (See accompanying file LICENSE_1_0.txt or copy at
//          https://www.boost.org/LICENSE_1_0.txt)
 
#ifndef MIMICPP_MACROS_COMMON_HPP
#define MIMICPP_MACROS_COMMON_HPP
 
#pragma once
 
namespace mimicpp
{

}

#define MIMICPP_DETAIL_STRIP_PARENS(x) MIMICPP_DETAIL_STRIP_PARENS_OUTER(MIMICPP_DETAIL_STRIP_PARENS_INNER x)

#define MIMICPP_DETAIL_STRIP_PARENS_INNER(...) MIMICPP_DETAIL_STRIP_PARENS_INNER __VA_ARGS__

#define MIMICPP_DETAIL_STRIP_PARENS_OUTER(...) MIMICPP_DETAIL_STRIP_PARENS_OUTER_(__VA_ARGS__)

#define MIMICPP_DETAIL_STRIP_PARENS_OUTER_(...) MIMICPP_DETAIL_STRIP_PARENS_STRIPPED_##__VA_ARGS__

#define MIMICPP_DETAIL_STRIP_PARENS_STRIPPED_MIMICPP_DETAIL_STRIP_PARENS_INNER
 
namespace mimicpp
{
}

#define MIMICPP_DETAIL_PARENS ()

#define MIMICPP_DETAIL_COMMA_DELIMITER() ,

#define MIMICPP_DETAIL_NO_DELIMITER()

#define MIMICPP_DETAIL_IDENTITY(...) __VA_ARGS__

#define MIMICPP_DETAIL_EXPAND(...) MIMICPP_DETAIL_EXPAND3(MIMICPP_DETAIL_EXPAND3(MIMICPP_DETAIL_EXPAND3(MIMICPP_DETAIL_EXPAND3(__VA_ARGS__))))

#define MIMICPP_DETAIL_EXPAND3(...) MIMICPP_DETAIL_EXPAND2(MIMICPP_DETAIL_EXPAND2(MIMICPP_DETAIL_EXPAND2(MIMICPP_DETAIL_EXPAND2(__VA_ARGS__))))

#define MIMICPP_DETAIL_EXPAND2(...) MIMICPP_DETAIL_EXPAND1(MIMICPP_DETAIL_EXPAND1(MIMICPP_DETAIL_EXPAND1(MIMICPP_DETAIL_EXPAND1(__VA_ARGS__))))

#define MIMICPP_DETAIL_EXPAND1(...) __VA_ARGS__

#define MIMICPP_DETAIL_FOR_EACH_EXT_INDIRECT(macro, sequence, ...) macro(sequence, __VA_ARGS__)

#define MIMICPP_DETAIL_FOR_EACH_EXT(macro, token, delimiter, projection_macro, bound, ...) \
    __VA_OPT__(MIMICPP_DETAIL_EXPAND(MIMICPP_DETAIL_FOR_EACH_EXT_HELPER(macro, token, token, delimiter, projection_macro, bound, __VA_ARGS__)))

#define MIMICPP_DETAIL_FOR_EACH_EXT_HELPER(macro, token, sequence, delimiter, projection_macro, bound, a1, ...)     \
    MIMICPP_DETAIL_FOR_EACH_EXT_INDIRECT(macro, sequence, MIMICPP_DETAIL_STRIP_PARENS(bound), projection_macro(a1)) \
    __VA_OPT__(delimiter() MIMICPP_FOR_EACH_EXT_AGAIN MIMICPP_DETAIL_PARENS(macro, token, sequence##token, delimiter, projection_macro, bound, __VA_ARGS__))

#define MIMICPP_FOR_EACH_EXT_AGAIN() MIMICPP_DETAIL_FOR_EACH_EXT_HELPER
 
namespace mimicpp
{
}

#define MIMICPP_DETAIL_STRINGIFY_IMPL(...) #__VA_ARGS__

#define MIMICPP_DETAIL_STRINGIFY(...) MIMICPP_DETAIL_STRINGIFY_IMPL(__VA_ARGS__)

#ifndef MIMICPP_DETAIL_COUNTER
    #if (!defined(__clang__) || __clang_major__ < 22)
        #if defined(__COUNTER__) \
            && (__COUNTER__ + 1 == __COUNTER__ + 0)
            #define MIMICPP_DETAIL_COUNTER __COUNTER__
        #endif
    #endif
 
    #ifndef MIMICPP_DETAIL_COUNTER
        #define MIMICPP_DETAIL_COUNTER __LINE__
    #endif
#endif
 
#endif