Check Semantic Versioning 2nd attempt

semver_attempt_2.js

const correctSemverRange = (ver, range) => {
	const shouldMatch = {
		'^': [['=', '>', ''], ['=', '=', '>=']],
		'~': [['=', '=', '>=']],
		'default': [['=', '=', '=']]
	};
	const rangeSymbol = (isNaN(parseInt(range.substring(0, 1)))) ? range.substring(0, 1) : 'default';
	const verNumArr = ver.split('.');
	let rangeNumArr = range.split('.');
	let result = false;

	if (rangeSymbol !== 'default') {
		rangeNumArr[0] = rangeNumArr[0].substring(1);
	}

	const compareHelper = {
		'=': (x, y) => parseInt(x) === parseInt(y),
		'>': (x, y) => parseInt(x) > parseInt(y),
		'>=': (x, y) => parseInt(x) >= parseInt(y),
		'': (x, y) => true
	}

	shouldMatch[rangeSymbol].some((cond) => {
		for (let i = 0, arrLength = verNumArr.length; i < arrLength; i++) {
			result = compareHelper[cond[i]](verNumArr[i], rangeNumArr[i]);
			if (!result) { break; }
		}
		return result;
	});

	return result;
}

correctSemverRange("1.12.4", "~1.12.0");