Add List of flutter widgets

+import 'dart:collection';
+
+final flutterWidgets = HashSet<String>.from({
+  'AbsorbPointer',
+  'Accumulator',
+  'Action',
+  'ActionDispatcher',
+  'ActionListener',
+  'Actions',
+  'ActivateAction',
+  'ActivateIntent',
+  'Align',
+  'Alignment',
+  'AlignmentDirectional',
+  'AlignmentGeometry',
+  'AlignmentGeometryTween',
+  'AlignmentTween',
+  'AlignTransition',
+  'AlwaysScrollableScrollPhysics',
+  'AlwaysStoppedAnimation',
+  'AndroidView',
+  'AndroidViewSurface',
+  'Animatable',
+  'AnimatedAlign',
+  'AnimatedBuilder',
+  'AnimatedContainer',
+  'AnimatedCrossFade',
+  'AnimatedDefaultTextStyle',
+  'AnimatedFractionallySizedBox',
+  'AnimatedGrid',
+  'AnimatedGridState',
+  'AnimatedList',
+  'AnimatedListState',
+  'AnimatedModalBarrier',
+  'AnimatedOpacity',
+  'AnimatedPadding',
+  'AnimatedPhysicalModel',
+  'AnimatedPositioned',
+  'AnimatedPositionedDirectional',
+  'AnimatedRotation',
+  'AnimatedScale',
+  'AnimatedSize',
+  'AnimatedSlide',
+  'AnimatedSwitcher',
+  'AnimatedWidget',
+  'AnimatedWidgetBaseState',
+  'Animation',
+  'AnimationController',
+  'AnimationMax',
+  'AnimationMean',
+  'AnimationMin',
+  'AnnotatedRegion',
+  'AspectRatio',
+  'AssetBundle',
+  'AssetBundleImageKey',
+  'AssetBundleImageProvider',
+  'AssetImage',
+  'AsyncSnapshot',
+  'AutocompleteHighlightedOption',
+  'AutocompleteNextOptionIntent',
+  'AutocompletePreviousOptionIntent',
+  'AutofillGroup',
+  'AutofillGroupState',
+  'AutofillHints',
+  'AutomaticKeepAlive',
+  'AutomaticNotchedShape',
+  'BackButtonDispatcher',
+  'BackButtonListener',
+  'BackdropFilter',
+  'BallisticScrollActivity',
+  'Banner',
+  'BannerPainter',
+  'Baseline',
+  'BaseTapAndDragGestureRecognizer',
+  'BeveledRectangleBorder',
+  'BlockSemantics',
+  'Border',
+  'BorderDirectional',
+  'BorderRadius',
+  'BorderRadiusDirectional',
+  'BorderRadiusGeometry',
+  'BorderRadiusTween',
+  'BorderSide',
+  'BorderTween',
+  'BottomNavigationBarItem',
+  'BouncingScrollPhysics',
+  'BouncingScrollSimulation',
+  'BoxBorder',
+  'BoxConstraints',
+  'BoxConstraintsTween',
+  'BoxDecoration',
+  'BoxPainter',
+  'BoxScrollView',
+  'BoxShadow',
+  'BuildContext',
+  'Builder',
+  'BuildOwner',
+  'ButtonActivateIntent',
+  'CallbackAction',
+  'CallbackShortcuts',
+  'Canvas',
+  'CapturedThemes',
+  'CatmullRomCurve',
+  'CatmullRomSpline',
+  'Center',
+  'ChangeNotifier',
+  'CharacterActivator',
+  'CharacterRange',
+  'Characters',
+  'CheckedModeBanner',
+  'ChildBackButtonDispatcher',
+  'CircleBorder',
+  'CircularNotchedRectangle',
+  'ClampingScrollPhysics',
+  'ClampingScrollSimulation',
+  'ClipboardStatusNotifier',
+  'ClipContext',
+  'ClipOval',
+  'ClipPath',
+  'ClipRect',
+  'ClipRRect',
+  'Color',
+  'ColoredBox',
+  'ColorFilter',
+  'ColorFiltered',
+  'ColorProperty',
+  'ColorSwatch',
+  'ColorTween',
+  'Column',
+  'ComponentElement',
+  'CompositedTransformFollower',
+  'CompositedTransformTarget',
+  'CompoundAnimation',
+  'ConstantTween',
+  'ConstrainedBox',
+  'ConstrainedLayoutBuilder',
+  'ConstraintsTransformBox',
+  'Container',
+  'ContentInsertionConfiguration',
+  'ContextAction',
+  'ContextMenuButtonItem',
+  'ContextMenuController',
+  'ContinuousRectangleBorder',
+  'CopySelectionTextIntent',
+  'Cubic',
+  'Curve',
+  'Curve2D',
+  'Curve2DSample',
+  'CurvedAnimation',
+  'Curves',
+  'CurveTween',
+  'CustomClipper',
+  'CustomMultiChildLayout',
+  'CustomPaint',
+  'CustomPainter',
+  'CustomPainterSemantics',
+  'CustomScrollView',
+  'CustomSingleChildLayout',
+  'DebugCreator',
+  'DecoratedBox',
+  'DecoratedBoxTransition',
+  'Decoration',
+  'DecorationImage',
+  'DecorationImagePainter',
+  'DecorationTween',
+  'DefaultAssetBundle',
+  'DefaultPlatformMenuDelegate',
+  'DefaultSelectionStyle',
+  'DefaultTextEditingShortcuts',
+  'DefaultTextHeightBehavior',
+  'DefaultTextStyle',
+  'DefaultTextStyleTransition',
+  'DefaultTransitionDelegate',
+  'DefaultWidgetsLocalizations',
+  'DeleteCharacterIntent',
+  'DeleteToLineBreakIntent',
+  'DeleteToNextWordBoundaryIntent',
+  'DesktopTextSelectionToolbarLayoutDelegate',
+  'DevToolsDeepLinkProperty',
+  'DiagnosticsNode',
+  'DirectionalCaretMovementIntent',
+  'DirectionalFocusAction',
+  'DirectionalFocusIntent',
+  'Directionality',
+  'DirectionalTextEditingIntent',
+  'DismissAction',
+  'Dismissible',
+  'DismissIntent',
+  'DismissUpdateDetails',
+  'DisplayFeatureSubScreen',
+  'DisposableBuildContext',
+  'DoNothingAction',
+  'DoNothingAndStopPropagationIntent',
+  'DoNothingAndStopPropagationTextIntent',
+  'DoNothingIntent',
+  'DragDownDetails',
+  'DragEndDetails',
+  'Draggable',
+  'DraggableDetails',
+  'DraggableScrollableActuator',
+  'DraggableScrollableController',
+  'DraggableScrollableNotification',
+  'DraggableScrollableSheet',
+  'DragScrollActivity',
+  'DragStartDetails',
+  'DragTarget',
+  'DragTargetDetails',
+  'DragUpdateDetails',
+  'DrivenScrollActivity',
+  'DualTransitionBuilder',
+  'EdgeDraggingAutoScroller',
+  'EdgeInsets',
+  'EdgeInsetsDirectional',
+  'EdgeInsetsGeometry',
+  'EdgeInsetsGeometryTween',
+  'EdgeInsetsTween',
+  'EditableText',
+  'EditableTextState',
+  'ElasticInCurve',
+  'ElasticInOutCurve',
+  'ElasticOutCurve',
+  'Element',
+  'EmptyTextSelectionControls',
+  'ErrorDescription',
+  'ErrorHint',
+  'ErrorSummary',
+  'ErrorWidget',
+  'ExactAssetImage',
+  'ExcludeFocus',
+  'ExcludeFocusTraversal',
+  'ExcludeSemantics',
+  'Expanded',
+  'ExpandSelectionToDocumentBoundaryIntent',
+  'ExpandSelectionToLineBreakIntent',
+  'ExtendSelectionByCharacterIntent',
+  'ExtendSelectionByPageIntent',
+  'ExtendSelectionToDocumentBoundaryIntent',
+  'ExtendSelectionToLineBreakIntent',
+  'ExtendSelectionToNextParagraphBoundaryIntent',
+  'ExtendSelectionToNextParagraphBoundaryOrCaretLocationIntent',
+  'ExtendSelectionToNextWordBoundaryIntent',
+  'ExtendSelectionToNextWordBoundaryOrCaretLocationIntent',
+  'ExtendSelectionVerticallyToAdjacentLineIntent',
+  'ExtendSelectionVerticallyToAdjacentPageIntent',
+  'FadeInImage',
+  'FadeTransition',
+  'FileImage',
+  'FittedBox',
+  'FittedSizes',
+  'FixedColumnWidth',
+  'FixedExtentMetrics',
+  'FixedExtentScrollController',
+  'FixedExtentScrollPhysics',
+  'FixedScrollMetrics',
+  'Flex',
+  'FlexColumnWidth',
+  'Flexible',
+  'FlippedCurve',
+  'FlippedTweenSequence',
+  'Flow',
+  'FlowDelegate',
+  'FlowPaintingContext',
+  'FlutterErrorDetails',
+  'FlutterLogoDecoration',
+  'Focus',
+  'FocusableActionDetector',
+  'FocusAttachment',
+  'FocusManager',
+  'FocusNode',
+  'FocusOrder',
+  'FocusScope',
+  'FocusScopeNode',
+  'FocusTraversalGroup',
+  'FocusTraversalOrder',
+  'FocusTraversalPolicy',
+  'FontWeight',
+  'ForcePressDetails',
+  'Form',
+  'FormField',
+  'FormFieldState',
+  'FormState',
+  'FractionallySizedBox',
+  'FractionalOffset',
+  'FractionalOffsetTween',
+  'FractionalTranslation',
+  'FractionColumnWidth',
+  'FutureBuilder',
+  'GestureDetector',
+  'GestureRecognizerFactory',
+  'GestureRecognizerFactoryWithHandlers',
+  'GlobalKey',
+  'GlobalObjectKey',
+  'GlowingOverscrollIndicator',
+  'Gradient',
+  'GradientRotation',
+  'GradientTransform',
+  'GridPaper',
+  'GridView',
+  'Hero',
+  'HeroController',
+  'HeroControllerScope',
+  'HeroMode',
+  'HoldScrollActivity',
+  'HSLColor',
+  'HSVColor',
+  'HtmlElementView',
+  'Icon',
+  'IconData',
+  'IconDataProperty',
+  'IconTheme',
+  'IconThemeData',
+  'IdleScrollActivity',
+  'IgnorePointer',
+  'Image',
+  'ImageCache',
+  'ImageCacheStatus',
+  'ImageChunkEvent',
+  'ImageConfiguration',
+  'ImageFiltered',
+  'ImageIcon',
+  'ImageInfo',
+  'ImageProvider',
+  'ImageShader',
+  'ImageSizeInfo',
+  'ImageStream',
+  'ImageStreamCompleter',
+  'ImageStreamCompleterHandle',
+  'ImageStreamListener',
+  'ImageTilingInfo',
+  'ImplicitlyAnimatedWidget',
+  'ImplicitlyAnimatedWidgetState',
+  'IndexedSemantics',
+  'IndexedSlot',
+  'IndexedStack',
+  'InheritedElement',
+  'InheritedModel',
+  'InheritedModelElement',
+  'InheritedNotifier',
+  'InheritedTheme',
+  'InheritedWidget',
+  'InlineSpan',
+  'InlineSpanSemanticsInformation',
+  'InspectorSelection',
+  'InspectorSerializationDelegate',
+  'Intent',
+  'InteractiveViewer',
+  'Interval',
+  'IntrinsicColumnWidth',
+  'IntrinsicHeight',
+  'IntrinsicWidth',
+  'IntTween',
+  'KeepAlive',
+  'KeepAliveHandle',
+  'KeepAliveNotification',
+  'Key',
+  'KeyboardInsertedContent',
+  'KeyboardListener',
+  'KeyedSubtree',
+  'KeyEvent',
+  'KeySet',
+  'LabeledGlobalKey',
+  'LayerLink',
+  'LayoutBuilder',
+  'LayoutChangedNotification',
+  'LayoutId',
+  'LeafRenderObjectElement',
+  'LeafRenderObjectWidget',
+  'LexicalFocusOrder',
+  'LimitedBox',
+  'LinearBorder',
+  'LinearBorderEdge',
+  'LinearGradient',
+  'ListBody',
+  'Listenable',
+  'ListenableBuilder',
+  'Listener',
+  'ListView',
+  'ListWheelChildBuilderDelegate',
+  'ListWheelChildDelegate',
+  'ListWheelChildListDelegate',
+  'ListWheelChildLoopingListDelegate',
+  'ListWheelElement',
+  'ListWheelScrollView',
+  'ListWheelViewport',
+  'Locale',
+  'LocalHistoryEntry',
+  'Localizations',
+  'LocalizationsDelegate',
+  'LocalKey',
+  'LogicalKeySet',
+  'LongPressDraggable',
+  'LongPressEndDetails',
+  'LongPressMoveUpdateDetails',
+  'LongPressStartDetails',
+  'LookupBoundary',
+  'MagnifierController',
+  'MagnifierDecoration',
+  'MagnifierInfo',
+  'MaskFilter',
+  'Matrix4',
+  'Matrix4Tween',
+  'MatrixUtils',
+  'MaxColumnWidth',
+  'MediaQuery',
+  'MediaQueryData',
+  'MemoryImage',
+  'MergeSemantics',
+  'MetaData',
+  'MinColumnWidth',
+  'ModalBarrier',
+  'ModalRoute',
+  'MouseCursor',
+  'MouseRegion',
+  'MultiChildLayoutDelegate',
+  'MultiChildRenderObjectElement',
+  'MultiChildRenderObjectWidget',
+  'MultiFrameImageStreamCompleter',
+  'MultiSelectableSelectionContainerDelegate',
+  'NavigationToolbar',
+  'Navigator',
+  'NavigatorObserver',
+  'NavigatorState',
+  'NestedScrollView',
+  'NestedScrollViewState',
+  'NestedScrollViewViewport',
+  'NetworkImage',
+  'NeverScrollableScrollPhysics',
+  'NextFocusAction',
+  'NextFocusIntent',
+  'NotchedShape',
+  'Notification',
+  'NotificationListener',
+  'NumericFocusOrder',
+  'ObjectKey',
+  'Offset',
+  'Offstage',
+  'OneFrameImageStreamCompleter',
+  'Opacity',
+  'OrderedTraversalPolicy',
+  'OrientationBuilder',
+  'OutlinedBorder',
+  'OvalBorder',
+  'OverflowBar',
+  'OverflowBox',
+  'Overlay',
+  'OverlayEntry',
+  'OverlayPortal',
+  'OverlayPortalController',
+  'OverlayRoute',
+  'OverlayState',
+  'OverscrollIndicatorNotification',
+  'OverscrollNotification',
+  'Padding',
+  'Page',
+  'PageController',
+  'PageMetrics',
+  'PageRoute',
+  'PageRouteBuilder',
+  'PageScrollPhysics',
+  'PageStorage',
+  'PageStorageBucket',
+  'PageStorageKey',
+  'PageView',
+  'Paint',
+  'PaintingContext',
+  'ParametricCurve',
+  'ParentDataElement',
+  'ParentDataWidget',
+  'PasteTextIntent',
+  'Path',
+  'PerformanceOverlay',
+  'PhysicalModel',
+  'PhysicalShape',
+  'Placeholder',
+  'PlaceholderDimensions',
+  'PlaceholderSpan',
+  'PlatformMenu',
+  'PlatformMenuBar',
+  'PlatformMenuDelegate',
+  'PlatformMenuItem',
+  'PlatformMenuItemGroup',
+  'PlatformProvidedMenuItem',
+  'PlatformRouteInformationProvider',
+  'PlatformSelectableRegionContextMenu',
+  'PlatformViewCreationParams',
+  'PlatformViewLink',
+  'PlatformViewSurface',
+  'PointerCancelEvent',
+  'PointerDownEvent',
+  'PointerEvent',
+  'PointerMoveEvent',
+  'PointerUpEvent',
+  'PopupRoute',
+  'Positioned',
+  'PositionedDirectional',
+  'PositionedTransition',
+  'PreferredSize',
+  'PreferredSizeWidget',
+  'PreviousFocusAction',
+  'PreviousFocusIntent',
+  'PrimaryScrollController',
+  'PrioritizedAction',
+  'PrioritizedIntents',
+  'ProxyAnimation',
+  'ProxyElement',
+  'ProxyWidget',
+  'RadialGradient',
+  'Radius',
+  'RangeMaintainingScrollPhysics',
+  'RawAutocomplete',
+  'RawDialogRoute',
+  'RawGestureDetector',
+  'RawGestureDetectorState',
+  'RawImage',
+  'RawKeyboardListener',
+  'RawKeyEvent',
+  'RawMagnifier',
+  'RawScrollbar',
+  'RawScrollbarState',
+  'ReadingOrderTraversalPolicy',
+  'Rect',
+  'RectTween',
+  'RedoTextIntent',
+  'RelativePositionedTransition',
+  'RelativeRect',
+  'RelativeRectTween',
+  'RenderBox',
+  'RenderNestedScrollViewViewport',
+  'RenderObject',
+  'RenderObjectElement',
+  'RenderObjectToWidgetAdapter',
+  'RenderObjectToWidgetElement',
+  'RenderObjectWidget',
+  'RenderSemanticsGestureHandler',
+  'RenderSliverOverlapAbsorber',
+  'RenderSliverOverlapInjector',
+  'RenderTapRegion',
+  'RenderTapRegionSurface',
+  'ReorderableDelayedDragStartListener',
+  'ReorderableDragStartListener',
+  'ReorderableList',
+  'ReorderableListState',
+  'RepaintBoundary',
+  'ReplaceTextIntent',
+  'RequestFocusAction',
+  'RequestFocusIntent',
+  'ResizeImage',
+  'ResizeImageKey',
+  'RestorableBool',
+  'RestorableBoolN',
+  'RestorableChangeNotifier',
+  'RestorableDateTime',
+  'RestorableDateTimeN',
+  'RestorableDouble',
+  'RestorableDoubleN',
+  'RestorableEnum',
+  'RestorableEnumN',
+  'RestorableInt',
+  'RestorableIntN',
+  'RestorableListenable',
+  'RestorableNum',
+  'RestorableNumN',
+  'RestorableProperty',
+  'RestorableRouteFuture',
+  'RestorableString',
+  'RestorableStringN',
+  'RestorableTextEditingController',
+  'RestorableValue',
+  'RestorationBucket',
+  'RestorationScope',
+  'ReverseAnimation',
+  'ReverseTween',
+  'RichText',
+  'RootBackButtonDispatcher',
+  'RootRenderObjectElement',
+  'RootRestorationScope',
+  'RotatedBox',
+  'RotationTransition',
+  'RoundedRectangleBorder',
+  'Route',
+  'RouteAware',
+  'RouteInformation',
+  'RouteInformationParser',
+  'RouteInformationProvider',
+  'RouteObserver',
+  'Router',
+  'RouterConfig',
+  'RouterDelegate',
+  'RouteSettings',
+  'RouteTransitionRecord',
+  'Row',
+  'RRect',
+  'RSTransform',
+  'SafeArea',
+  'SawTooth',
+  'ScaleEndDetails',
+  'ScaleStartDetails',
+  'ScaleTransition',
+  'ScaleUpdateDetails',
+  'Scrollable',
+  'ScrollableDetails',
+  'ScrollableState',
+  'ScrollAction',
+  'ScrollActivity',
+  'ScrollActivityDelegate',
+  'ScrollAwareImageProvider',
+  'ScrollbarPainter',
+  'ScrollBehavior',
+  'ScrollConfiguration',
+  'ScrollContext',
+  'ScrollController',
+  'ScrollDragController',
+  'ScrollEndNotification',
+  'ScrollHoldController',
+  'ScrollIncrementDetails',
+  'ScrollIntent',
+  'ScrollMetricsNotification',
+  'ScrollNotification',
+  'ScrollNotificationObserver',
+  'ScrollNotificationObserverState',
+  'ScrollPhysics',
+  'ScrollPosition',
+  'ScrollPositionWithSingleContext',
+  'ScrollSpringSimulation',
+  'ScrollStartNotification',
+  'ScrollToDocumentBoundaryIntent',
+  'ScrollUpdateNotification',
+  'ScrollView',
+  'SelectableRegion',
+  'SelectableRegionState',
+  'SelectAction',
+  'SelectAllTextIntent',
+  'SelectIntent',
+  'SelectionContainer',
+  'SelectionContainerDelegate',
+  'SelectionOverlay',
+  'SelectionRegistrarScope',
+  'Semantics',
+  'SemanticsDebugger',
+  'SemanticsGestureDelegate',
+  'Shader',
+  'ShaderMask',
+  'ShaderWarmUp',
+  'Shadow',
+  'ShapeBorder',
+  'ShapeBorderClipper',
+  'ShapeDecoration',
+  'SharedAppData',
+  'ShortcutActivator',
+  'ShortcutManager',
+  'ShortcutMapProperty',
+  'ShortcutRegistrar',
+  'ShortcutRegistry',
+  'ShortcutRegistryEntry',
+  'Shortcuts',
+  'ShortcutSerialization',
+  'ShrinkWrappingViewport',
+  'Simulation',
+  'SingleActivator',
+  'SingleChildLayoutDelegate',
+  'SingleChildRenderObjectElement',
+  'SingleChildRenderObjectWidget',
+  'SingleChildScrollView',
+  'Size',
+  'SizeChangedLayoutNotification',
+  'SizeChangedLayoutNotifier',
+  'SizedBox',
+  'SizedOverflowBox',
+  'SizeTransition',
+  'SizeTween',
+  'SlideTransition',
+  'SliverAnimatedGrid',
+  'SliverAnimatedGridState',
+  'SliverAnimatedList',
+  'SliverAnimatedListState',
+  'SliverAnimatedOpacity',
+  'SliverChildBuilderDelegate',
+  'SliverChildDelegate',
+  'SliverChildListDelegate',
+  'SliverFadeTransition',
+  'SliverFillRemaining',
+  'SliverFillViewport',
+  'SliverFixedExtentList',
+  'SliverGrid',
+  'SliverGridDelegate',
+  'SliverGridDelegateWithFixedCrossAxisCount',
+  'SliverGridDelegateWithMaxCrossAxisExtent',
+  'SliverIgnorePointer',
+  'SliverLayoutBuilder',
+  'SliverList',
+  'SliverMultiBoxAdaptorElement',
+  'SliverMultiBoxAdaptorWidget',
+  'SliverOffstage',
+  'SliverOpacity',
+  'SliverOverlapAbsorber',
+  'SliverOverlapAbsorberHandle',
+  'SliverOverlapInjector',
+  'SliverPadding',
+  'SliverPersistentHeader',
+  'SliverPersistentHeaderDelegate',
+  'SliverPrototypeExtentList',
+  'SliverReorderableList',
+  'SliverReorderableListState',
+  'SliverSafeArea',
+  'SliverToBoxAdapter',
+  'SliverVisibility',
+  'SliverWithKeepAliveWidget',
+  'SlottedRenderObjectElement',
+  'SnapshotController',
+  'SnapshotPainter',
+  'SnapshotWidget',
+  'Spacer',
+  'SpellCheckConfiguration',
+  'SpringDescription',
+  'Stack',
+  'StadiumBorder',
+  'StarBorder',
+  'State',
+  'StatefulBuilder',
+  'StatefulElement',
+  'StatefulWidget',
+  'StatelessElement',
+  'StatelessWidget',
+  'StatusTransitionWidget',
+  'StepTween',
+  'StreamBuilder',
+  'StreamBuilderBase',
+  'StretchingOverscrollIndicator',
+  'StrutStyle',
+  'SweepGradient',
+  'SystemMouseCursors',
+  'Table',
+  'TableBorder',
+  'TableCell',
+  'TableColumnWidth',
+  'TableRow',
+  'TapAndDragGestureRecognizer',
+  'TapAndHorizontalDragGestureRecognizer',
+  'TapAndPanGestureRecognizer',
+  'TapDownDetails',
+  'TapDragDownDetails',
+  'TapDragEndDetails',
+  'TapDragStartDetails',
+  'TapDragUpdateDetails',
+  'TapDragUpDetails',
+  'TapRegion',
+  'TapRegionRegistry',
+  'TapRegionSurface',
+  'TapUpDetails',
+  'Text',
+  'TextAlignVertical',
+  'TextBox',
+  'TextDecoration',
+  'TextEditingController',
+  'TextEditingValue',
+  'TextFieldTapRegion',
+  'TextHeightBehavior',
+  'TextInputType',
+  'TextMagnifierConfiguration',
+  'TextPainter',
+  'TextPosition',
+  'TextRange',
+  'TextSelection',
+  'TextSelectionControls',
+  'TextSelectionGestureDetector',
+  'TextSelectionGestureDetectorBuilder',
+  'TextSelectionGestureDetectorBuilderDelegate',
+  'TextSelectionOverlay',
+  'TextSelectionPoint',
+  'TextSelectionToolbarAnchors',
+  'TextSelectionToolbarLayoutDelegate',
+  'TextSpan',
+  'TextStyle',
+  'TextStyleTween',
+  'Texture',
+  'ThreePointCubic',
+  'Threshold',
+  'TickerFuture',
+  'TickerMode',
+  'TickerProvider',
+  'Title',
+  'Tolerance',
+  'ToolbarItemsParentData',
+  'ToolbarOptions',
+  'TrackingScrollController',
+  'TrainHoppingAnimation',
+  'Transform',
+  'TransformationController',
+  'TransformProperty',
+  'TransitionDelegate',
+  'TransitionRoute',
+  'TransposeCharactersIntent',
+  'Tween',
+  'TweenAnimationBuilder',
+  'TweenSequence',
+  'TweenSequenceItem',
+  'UiKitView',
+  'UnconstrainedBox',
+  'UndoHistory',
+  'UndoHistoryController',
+  'UndoHistoryState',
+  'UndoHistoryValue',
+  'UndoTextIntent',
+  'UniqueKey',
+  'UniqueWidget',
+  'UnmanagedRestorationScope',
+  'UpdateSelectionIntent',
+  'UserScrollNotification',
+  'ValueKey',
+  'ValueListenableBuilder',
+  'ValueNotifier',
+  'Velocity',
+  'View',
+  'Viewport',
+  'Visibility',
+  'VoidCallbackAction',
+  'VoidCallbackIntent',
+  'Widget',
+  'WidgetInspector',
+  'WidgetOrderTraversalPolicy',
+  'WidgetsApp',
+  'WidgetsBindingObserver',
+  'WidgetsFlutterBinding',
+  'WidgetsLocalizations',
+  'WidgetSpan',
+  'WidgetToRenderBoxAdapter',
+  'WillPopScope',
+  'WordBoundary',
+  'Wrap'
+});