fix enable_if

This commit is contained in:
terik23 2019-04-26 10:59:21 +05:00
parent a04e7f00c1
commit 300034b6a2

View file

@ -223,8 +223,8 @@ template <typename T>
} // namespace nameof::detail
// Obtains simple (unqualified) string enum name of enum variable.
template <typename E, typename = std::enable_if_t<std::is_enum_v<std::decay_t<E>>>>
[[nodiscard]] constexpr std::string_view nameof_enum(E value) noexcept {
template <typename E>
[[nodiscard]] constexpr std::enable_if_t<std::is_enum_v<std::decay_t<E>>, std::string_view> nameof_enum(E value) noexcept {
using D = std::decay_t<E>;
static_assert(std::is_enum_v<D>, "nameof::nameof_enum requires enum type.");
static_assert(enum_range<D>::max > enum_range<D>::min, "nameof::enum_range requires max > min.");