Function deref_move_only

extlibs/sol3/include/sol/sol.hpp:1187–1195

		template <typename T>
		inline decltype(auto) deref_move_only(T&& item) {
			using Tu = meta::unqualified_t<T>;
			if constexpr (meta::is_pointer_like_v<Tu> && !std::is_pointer_v<Tu> && !std::is_copy_constructible_v<Tu>) {
				return *std::forward<T>(item);
			}
			else {
				return std::forward<T>(item);
			}
		}

		template <typename T>
		inline T* ptr(T& val) {