clear method

void clear()

清空所有分组和控制器

Implementation

void clear() {
  for (final group in _groups.values) {
    for (final controller in group) {
      _controllerCompletionStatus.remove(controller);
    }
  }
  _groups.clear();
  _groupCompletionStatus.clear();
  _groupCallbacks.clear();
  _hasTriggeredAllCompleted = false;
}