Method SetIndex

src/source_type.h:48–48

	constexpr void MakeInvalid() { this->id = Source::Invalid; }
	constexpr void SetIndex(SourceID index) { this->id = index; }
	constexpr void SetIndex(ConvertibleThroughBase auto index) { this->id = index.base(); }

	constexpr bool IsValid() const noexcept { return this->id != Source::Invalid; }