Function eventTargetAbortSignalAfterEvent

test/parallel/test-events-once.js:249–257

()

}

async function eventTargetAbortSignalAfterEvent() {
  const et = new EventTarget();
  const ac = new AbortController();
  process.nextTick(() => {
    et.dispatchEvent(new Event('foo'));
    ac.abort();
  });
  await once(et, 'foo', { signal: ac.signal });
}

Promise.all([
  onceAnEvent(),