type_info: full_type_name returns a non-null name in all cases

src/entt/core/type_info.hpp

@@ -22,17 +22,17 @@ struct ENTT_API type_index final {
 };
 
 template<typename Type>
-[[nodiscard]] constexpr auto full_type_name() noexcept {
+[[nodiscard]] constexpr const char *full_type_name() noexcept {
 #if defined ENTT_PRETTY_FUNCTION
-    return std::string_view{static_cast<const char *>(ENTT_PRETTY_FUNCTION)};
+    return static_cast<const char *>(ENTT_PRETTY_FUNCTION);
 #else
-    return std::string_view{};
+    return "";
 #endif
 }
 
 template<typename Type>
 [[nodiscard]] constexpr auto stripped_type_name() noexcept {
-    const std::string_view full_name = full_type_name<Type>();
+    const std::string_view full_name{full_type_name<Type>()};
     auto first = full_name.find_first_not_of(' ', full_name.find_first_of(ENTT_PRETTY_FUNCTION_PREFIX) + 1);
     auto value = full_name.substr(first, full_name.find_last_of(ENTT_PRETTY_FUNCTION_SUFFIX) - first);
     return value;