Function addSignal

out/cli.cjs:56335–56350

(self2, signal)

    var kSignal = Symbol("kSignal");
    function abort(self2) {
      if (self2.abort) {
        self2.abort();
      } else {
        self2.onError(new RequestAbortedError());
      }
    }
    function addSignal(self2, signal) {
      self2[kSignal] = null;
      self2[kListener] = null;
      if (!signal) {
        return;
      }
      if (signal.aborted) {
        abort(self2);
        return;
      }
      self2[kSignal] = signal;
      self2[kListener] = () => {
        abort(self2);