Class Exception

test/cpp_test_repo/D/Exceptions.h:8–23

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// ????????????û????????????
class Exception : public std::exception
{
	std::string msg;
public:
	// ???????????????????????
	Exception() : msg("?????????????") {}
	// ???????????????????????????
	explicit Exception(const std::string& message) : msg(message)
	{
#if _DEBUG
		std::cerr << "Exception constructed: " << message << std::endl;
#endif
	}
	~Exception() noexcept override { }
	const char* what() const noexcept override { return msg.c_str(); }
};

// ?????????????????????????????????????????
class InvalidCastException : public Exception