59 lines
1.5 KiB
C++
59 lines
1.5 KiB
C++
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#pragma once
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#include "details/string_view.hpp"
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#if defined(__clang__)
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#include "details/enchantum_clang.hpp"
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#elif defined(__GNUC__) || defined(__GNUG__)
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#include "details/enchantum_gcc.hpp"
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#elif defined(_MSC_VER)
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#include "details/enchantum_msvc.hpp"
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#endif
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#include "common.hpp"
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#include <type_traits>
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#include <utility>
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namespace enchantum {
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#ifdef __cpp_lib_to_underlying
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using ::std::to_underlying;
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#else
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template<Enum E>
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[[nodiscard]] constexpr auto to_underlying(const E e) noexcept
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{
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return static_cast<std::underlying_type_t<E>>(e);
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}
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#endif
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template<Enum E, typename Pair = std::pair<E, string_view>, bool ShouldNullTerminate = true>
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inline constexpr auto entries = details::reflect<std::remove_cv_t<E>, Pair, ShouldNullTerminate>();
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template<Enum E>
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inline constexpr auto values = []() {
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constexpr auto& enums = entries<E>;
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std::array<E, enums.size()> ret;
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for (std::size_t i = 0; i < ret.size(); ++i)
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ret[i] = enums[i].first;
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return ret;
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}();
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template<Enum E, typename String = string_view, bool NullTerminated = true>
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inline constexpr auto names = []() {
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constexpr auto& enums = entries<E, std::pair<E, String>, NullTerminated>;
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std::array<String, enums.size()> ret;
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for (std::size_t i = 0; i < ret.size(); ++i)
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ret[i] = enums[i].second;
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return ret;
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}();
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template<Enum E>
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inline constexpr auto min = entries<E>.front().first;
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template<Enum E>
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inline constexpr auto max = entries<E>.back().first;
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template<Enum E>
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inline constexpr std::size_t count = entries<E>.size();
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} // namespace enchantum
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