Function isomorphicDecode

github-actions/browserstack/set-browserstack-env.js:3728–3743

(input)

          while (lead < str.length && predicate(str.charCodeAt(lead)))
            lead++;
        }
        if (trailing) {
          while (trail > 0 && predicate(str.charCodeAt(trail)))
            trail--;
        }
        return lead === 0 && trail === str.length - 1 ? str : str.slice(lead, trail + 1);
      }
      function isomorphicDecode(input) {
        const length = input.length;
        if ((2 << 15) - 1 > length) {
          return String.fromCharCode.apply(null, input);
        }
        let result = "";
        let i = 0;
        let addition = (2 << 15) - 1;
        while (i < length) {
          if (i + addition > length) {
            addition = length - i;
          }