Function _getFakeAsyncZoneSpec

packages/zone.js/lib/zone-spec/fake-async-test.ts:1012–1020

()

}

function _getFakeAsyncZoneSpec(): any {
  if (_fakeAsyncTestZoneSpec == null) {
    _fakeAsyncTestZoneSpec = Zone.current.get('FakeAsyncTestZoneSpec');
    if (_fakeAsyncTestZoneSpec == null) {
      throw new Error('The code should be running in the fakeAsync zone to call this function');
    }
  }
  return _fakeAsyncTestZoneSpec;
}

/**
 * Simulates the asynchronous passage of time for the timers in the fakeAsync zone.