Function parse_number

sources/covscript.cpp:224–235

	}

	numeric parse_number(const std::string &str)
	{
		try {
			if (str.find('.') != std::string::npos)
				return std::stold(str);
			else
				return std::stoll(str);
		}
		catch (const std::exception &e) {
			throw lang_error("Wrong literal format.");
		}
	}

	garbage_collector<token_base> token_base::gc;