Macros.h

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#pragma once
 
#include <type_traits>

#define SOURCEPP_CONCAT_DETAIL(a, b) a##b
#define SOURCEPP_CONCAT(a, b) SOURCEPP_CONCAT_DETAIL(a, b)

#ifdef DEBUG
    #if defined(_MSC_VER)
        #define SOURCEPP_DEBUG_BREAK __debugbreak()
    #elif defined(__linux__)
        #include <csignal>
        #define SOURCEPP_DEBUG_BREAK std::raise(SIGINT)
    #endif
#endif
#ifndef SOURCEPP_DEBUG_BREAK
    #define SOURCEPP_DEBUG_BREAK
#endif

#define SOURCEPP_DEBUG_ASSERT(cond) do { if (!(cond)) { SOURCEPP_DEBUG_BREAK; } } while (false)

#define SOURCEPP_UNIQUE_NAME(base) SOURCEPP_CONCAT(base, __LINE__)

#define SOURCEPP_BITFLAGS_ENUM(Enum)                          \
    template<typename T>                                      \
    requires std::is_same_v<T, Enum> || std::is_integral_v<T> \
    inline constexpr Enum operator|(Enum lhs, T rhs) {        \
        return static_cast<Enum>(                             \
            static_cast<std::underlying_type_t<Enum>>(lhs) |  \
            static_cast<std::underlying_type_t<Enum>>(rhs));  \
    }                                                         \
    template<typename T>                                      \
    requires std::is_same_v<T, Enum> || std::is_integral_v<T> \
    inline constexpr Enum operator&(Enum lhs, T rhs) {        \
        return static_cast<Enum>(                             \
            static_cast<std::underlying_type_t<Enum>>(lhs) &  \
            static_cast<std::underlying_type_t<Enum>>(rhs));  \
    }                                                         \
    template<typename T>                                      \
    requires std::is_same_v<T, Enum> || std::is_integral_v<T> \
    inline constexpr Enum operator^(Enum lhs, T rhs) {        \
        return static_cast<Enum>(                             \
            static_cast<std::underlying_type_t<Enum>>(lhs) ^  \
            static_cast<std::underlying_type_t<Enum>>(rhs));  \
    }                                                         \
    inline constexpr Enum operator~(Enum e) {                 \
        return static_cast<Enum>(                             \
            ~static_cast<std::underlying_type_t<Enum>>(e));   \
    }                                                         \
    template<typename T>                                      \
    requires std::is_same_v<T, Enum> || std::is_integral_v<T> \
    inline constexpr Enum& operator|=(Enum& lhs, T rhs) {     \
        return lhs = static_cast<Enum>(                       \
            static_cast<std::underlying_type_t<Enum>>(lhs) |  \
            static_cast<std::underlying_type_t<Enum>>(rhs));  \
    }                                                         \
    template<typename T>                                      \
    requires std::is_same_v<T, Enum> || std::is_integral_v<T> \
    inline constexpr Enum& operator&=(Enum& lhs, T rhs) {     \
        return lhs = static_cast<Enum>(                       \
            static_cast<std::underlying_type_t<Enum>>(lhs) &  \
            static_cast<std::underlying_type_t<Enum>>(rhs));  \
    }                                                         \
    template<typename T>                                      \
    requires std::is_same_v<T, Enum> || std::is_integral_v<T> \
    inline constexpr Enum& operator^=(Enum& lhs, T rhs) {     \
        return lhs = static_cast<Enum>(                       \
            static_cast<std::underlying_type_t<Enum>>(lhs) ^  \
            static_cast<std::underlying_type_t<Enum>>(rhs));  \
    }