fixing
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fd60c11a50
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8df003ea53
1 changed files with 7 additions and 6 deletions
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@ -195,7 +195,7 @@ template <typename E, E V>
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template <typename E, int O, int... I>
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[[nodiscard]] constexpr decltype(auto) enum_strings_impl(std::integer_sequence<int, I...>) noexcept {
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static_assert(std::is_enum_v<E>, "magic_enum::detail::enum_strings_impl requires enum type.");
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static_assert(std::is_enum_v<E>, "nameof::detail::enum_strings_impl requires enum type.");
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constexpr std::array<std::string_view, sizeof...(I)> enum_names{{enum_name_impl<E, static_cast<E>(I + O)>()...}};
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return enum_names;
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@ -203,9 +203,10 @@ template <typename E, int O, int... I>
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template <typename E, typename U = std::underlying_type_t<E>>
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[[nodiscard]] constexpr std::string_view nameof_enum_impl(int value) noexcept {
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static_assert(std::is_enum_v<E>, "magic_enum::detail::nameof_enum_impl requires enum type.");
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constexpr int max = (enum_range<E>::max < std::numeric_limits<U>::max()) ? enum_range<E>::max : std::numeric_limits<U>::max();
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constexpr int min = (enum_range<E>::min > std::numeric_limits<U>::min()) ? enum_range<E>::min : std::numeric_limits<U>::min();
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static_assert(std::is_enum_v<E>, "nameof::detail::nameof_enum_impl requires enum type.");
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static_assert(enum_range<E>::max > enum_range<E>::min, "nameof::enum_range requires max > min.");
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constexpr int max = enum_range<E>::max < (std::numeric_limits<U>::max)() ? enum_range<E>::max : (std::numeric_limits<U>::max)();
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constexpr int min = enum_range<E>::min > (std::numeric_limits<U>::min)() ? enum_range<E>::min : (std::numeric_limits<U>::min)();
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constexpr auto enum_range = std::make_integer_sequence<int, max - min + 1>{};
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constexpr auto enum_names = enum_strings_impl<E, min>(enum_range);
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const int i = value - min;
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@ -230,8 +231,8 @@ template <typename T>
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} // namespace detail
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// Obtains simple (unqualified) string enum name of enum variable.
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template <typename T, typename D = std::decay_t<T>, typename = std::enable_if_t<std::is_enum_v<D>>>
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[[nodiscard]] constexpr std::string_view nameof_enum(T value) noexcept {
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template <typename E, typename D = std::decay_t<E>, typename = std::enable_if_t<std::is_enum_v<D>>>
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[[nodiscard]] constexpr std::string_view nameof_enum(E value) noexcept {
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static_assert(std::is_enum_v<D>, "nameof::nameof_enum requires enum type.");
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return detail::nameof_enum_impl<D>(static_cast<int>(value));
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