xianyuyaofanshen/packages/ccc-obfuscated-code/node_modules/validator/es/lib/isBase32.js

import assertString from './util/assertString';
var base32 = /^[A-Z2-7]+=*$/;
export default function isBase32(str) {
  assertString(str);
  var len = str.length;

  if (len > 0 && len % 8 === 0 && base32.test(str)) {
    return true;
  }

  return false;
}