src/utils/hashCode.js
export default function hashCode(string) {
let hash = 0;
let i;
let chr;
if (string.length === 0) return hash;
for (i = 0; i < string.length; i += 1) {
/* eslint no-bitwise: "off" */
chr = string.charCodeAt(i);
hash = (hash << 5) - hash + chr;
hash |= 0; // Convert to 32bit integer
}
return hash;
}