import assertString from './util/assertString'; import { CountryCodes } from './isISO31661Alpha2'; // https://en.wikipedia.org/wiki/ISO_9362 var isBICReg = /^[A-Za-z]{6}[A-Za-z0-9]{2}([A-Za-z0-9]{3})?$/; export default function isBIC(str) { assertString(str); // toUpperCase() should be removed when a new major version goes out that changes // the regex to [A-Z] (per the spec). if (!CountryCodes.has(str.slice(4, 6).toUpperCase())) { return false; } return isBICReg.test(str); }