Method parseNumber

src/helper.cpp:422–448

* Parses the given string and returns an integer or a float. */

 *	Parses the given string and returns an integer or a float.
 */
Helper::parseNumberStruct Helper::parseNumber(const std::string& s) {
	size_t myIndex;
	long long myInteger;
	long double myFloat;
	struct parseNumberStruct ret;
	
	try {										// convert to long long
		myInteger = std::stoll( s, &myIndex );
		if( myIndex < s.size() ) {
			throw myInteger;
		}
		ret.myType = parseNumberType::INT;
		ret.myInteger = myInteger;
	} catch(...) {
		try {									// convert to long double
			myFloat = std::stold( s, &myIndex );
			if( myIndex < s.size() ) {
				throw myFloat;
			}
			ret.myType = parseNumberType::FLOAT;
			ret.myFloat = myFloat;
		} catch(...) {							// use cell as string
			ret.myType = parseNumberType::NONE;
		}
	}
	return ret;
}