Function getHash

lib/ids/IdHelpers.js:28–33

(str, len, hashFunction)

 * @returns {string} hash
 */
const getHash = (str, len, hashFunction) => {
	const hash = createHash(hashFunction);
	hash.update(str);
	const digest = hash.digest("hex");
	return digest.slice(0, len);
};

/**
 * Returns string prefixed by an underscore if it is a number.