ChangeNotifierExt<T extends ChangeNotifier> extension

Extension for managing types that extends ChangeNotifier lifecycle.

Example:

class MyWidgetState extends State<MyWidget>
    with TickerProviderStateMixin, RaiiStateMixin {
  late final tabController = TabController(length: 3, vsync: this)
      .withLifecycle(this, debugLabel: 'Tabs');

  late final scrollController =
      ScrollController().withLifecycle(this, debugLabel: 'Scroll');

  late final textController =
      TextEditingController().withLifecycle(this, debugLabel: 'TextInput');

  late final focusNode =
      FocusNode().withLifecycle(this, debugLabel: 'FocusNode');
}