$cleanupListeners method

void $cleanupListeners()

Implementation

void $cleanupListeners() {
  for (List<Stateful> l in _listeners.values) {
    l.removeWhere((i) =>
        !(i as Node).$isActive ||
        ((i as Node).$hasTrait(Lifecycle) && !(i as Lifecycle).$isRunning));
  }
}