Add spaces after flow control statements

dev/benchmarks/complex_layout/test/measure_scroll_smoothness.dart

@@ -68,7 +68,7 @@ class ResampleFlagVariant extends TestVariant<TestScenario> {
 
   late TestScenario currentValue;
   bool get resample {
-    switch(currentValue) {
+    switch (currentValue) {
       case TestScenario.resampleOn90Hz:
       case TestScenario.resampleOn59Hz:
         return true;
@@ -78,7 +78,7 @@ class ResampleFlagVariant extends TestVariant<TestScenario> {
     }
   }
   double get frequency {
-    switch(currentValue) {
+    switch (currentValue) {
       case TestScenario.resampleOn90Hz:
       case TestScenario.resampleOff90Hz:
         return 90.0;
@@ -92,7 +92,7 @@ class ResampleFlagVariant extends TestVariant<TestScenario> {
 
   @override
   String describeValue(TestScenario value) {
-    switch(value) {
+    switch (value) {
       case TestScenario.resampleOn90Hz:
         return 'resample on with 90Hz input';
       case TestScenario.resampleOn59Hz:

dev/benchmarks/macrobenchmarks/test_driver/frame_policy_test.dart

@@ -13,7 +13,7 @@ Future<void> main() => driver.integrationDriver(
     final Map<String, dynamic> fullyLiveResult =
         data?['fullyLive'] as Map<String,dynamic>;
 
-    if(benchmarkLiveResult['frame_count'] as int < 10
+    if (benchmarkLiveResult['frame_count'] as int < 10
        || fullyLiveResult['frame_count'] as int < 10) {
       print('Failure Details:\nNot Enough frames collected: '
             'benchmarkLive ${benchmarkLiveResult['frameCount']}, '

dev/devicelab/lib/tasks/gallery.dart

@@ -254,7 +254,7 @@ class GalleryTransitionBuildTest extends BuildTestTask {
 
   @override
   void copyArtifacts() {
-    if(applicationBinaryPath != null) {
+    if (applicationBinaryPath != null) {
       copy(
         file('${galleryDirectory.path}/build/app/outputs/flutter-apk/app-profile.apk'),
         Directory(applicationBinaryPath!),

dev/devicelab/lib/tasks/plugin_tests.dart

@@ -252,7 +252,7 @@ public class $pluginClass: NSObject, FlutterPlugin {
     // build files.
     await build(buildTarget, validateNativeBuildProject: false);
 
-    switch(buildTarget) {
+    switch (buildTarget) {
       case 'apk':
         if (await exec(
           path.join('.', 'gradlew'),

dev/integration_tests/android_views/android/app/src/main/java/io/flutter/integration/androidviews/MainActivity.java

@@ -47,7 +47,7 @@ public void configureFlutterEngine(FlutterEngine flutterEngine) {
 
     @Override
     public void onMethodCall(MethodCall methodCall, MethodChannel.Result result) {
-        switch(methodCall.method) {
+        switch (methodCall.method) {
             case "pipeFlutterViewEvents":
                 result.success(null);
                 return;

dev/integration_tests/android_views/android/app/src/main/java/io/flutter/integration/androidviews/SimplePlatformView.java

@@ -49,7 +49,7 @@ public void dispose() {
 
     @Override
     public void onMethodCall(MethodCall methodCall, MethodChannel.Result result) {
-        switch(methodCall.method) {
+         switch (methodCall.method) {
             case "pipeTouchEvents":
                 touchPipe.enable();
                 result.success(null);

dev/integration_tests/android_views/android/app/src/main/java/io/flutter/integration/androidviews/TouchPipe.java

@@ -31,7 +31,7 @@ public void enable() {
     }
 
     public void disable() {
-        if(!mEnabled)
+        if (!mEnabled)
             return;
         mEnabled = false;
         mView.setOnTouchListener(null);

dev/integration_tests/flutter_gallery/lib/demo/material/leave_behind_demo.dart

@@ -224,7 +224,7 @@ class _LeaveBehindListItem extends StatelessWidget {
           }
         },
         confirmDismiss: !confirmDismiss ? null : (DismissDirection dismissDirection) async {
-          switch(dismissDirection) {
+          switch (dismissDirection) {
             case DismissDirection.endToStart:
               return await _showConfirmationDialog(context, 'archive') ?? false;
             case DismissDirection.startToEnd:

dev/integration_tests/flutter_gallery/lib/demo/material/scrollable_tabs_demo.dart

@@ -72,7 +72,7 @@ class ScrollableTabsDemoState extends State<ScrollableTabsDemo> with SingleTicke
       return const UnderlineTabIndicator();
     }
 
-    switch(_demoStyle) {
+    switch (_demoStyle) {
       case TabsDemoStyle.iconsAndText:
         return ShapeDecoration(
           shape: const RoundedRectangleBorder(

dev/integration_tests/flutter_gallery/test_driver/transitions_perf.dart

@@ -26,7 +26,7 @@ Set<String> _unTestedDemos = Set<String>.from(_allDemos);
 class _MessageHandler {
   static LiveWidgetController? controller;
   Future<String> call(String message) async {
-    switch(message) {
+    switch (message) {
       case 'demoNames':
         return const JsonEncoder.withIndent('  ').convert(_allDemos);
       case 'profileDemos':

dev/integration_tests/hybrid_android_views/android/app/src/main/java/io/flutter/integration/androidviews/MainActivity.java

@@ -110,7 +110,7 @@ public void configureFlutterEngine(FlutterEngine flutterEngine) {
 
     @Override
     public void onMethodCall(MethodCall methodCall, MethodChannel.Result result) {
-        switch(methodCall.method) {
+        switch (methodCall.method) {
             case "getStoragePermission":
                 if (permissionResult != null) {
                     result.error("error", "already waiting for permissions", null);

dev/integration_tests/hybrid_android_views/android/app/src/main/java/io/flutter/integration/androidviews/SimplePlatformView.java

@@ -50,7 +50,7 @@ public void dispose() {}
 
     @Override
     public void onMethodCall(MethodCall methodCall, MethodChannel.Result result) {
-        switch(methodCall.method) {
+        switch (methodCall.method) {
             case "pipeTouchEvents":
                 touchPipe.enable();
                 result.success(null);

dev/integration_tests/hybrid_android_views/android/app/src/main/java/io/flutter/integration/androidviews/TouchPipe.java

@@ -31,7 +31,7 @@ public void enable() {
     }
 
     public void disable() {
-        if(!mEnabled)
+        if (!mEnabled)
             return;
         mEnabled = false;
         mView.setOnTouchListener(null);

dev/tools/gen_defaults/lib/input_decorator_template.dart

@@ -88,7 +88,7 @@ class _${blockName}DefaultsM3 extends InputDecorationTheme {
 
   @override
   Color? get prefixIconColor => MaterialStateColor.resolveWith((Set<MaterialState> states) {${componentColor('md.comp.filled-text-field.error.leading-icon') == componentColor('md.comp.filled-text-field.leading-icon') ? '' : '''
-    if(states.contains(MaterialState.error)) {
+    if (states.contains(MaterialState.error)) {
       if (states.contains(MaterialState.focused)) {
         return ${componentColor('md.comp.filled-text-field.error.focus.leading-icon')};
       }
@@ -111,7 +111,7 @@ class _${blockName}DefaultsM3 extends InputDecorationTheme {
 
   @override
   Color? get suffixIconColor => MaterialStateColor.resolveWith((Set<MaterialState> states) {
-    if(states.contains(MaterialState.error)) {${componentColor('md.comp.filled-text-field.error.trailing-icon') == componentColor('md.comp.filled-text-field.error.focus.trailing-icon') ? '' : '''
+    if (states.contains(MaterialState.error)) {${componentColor('md.comp.filled-text-field.error.trailing-icon') == componentColor('md.comp.filled-text-field.error.focus.trailing-icon') ? '' : '''
       if (states.contains(MaterialState.focused)) {
         return ${componentColor('md.comp.filled-text-field.error.focus.trailing-icon')};
       }'''}
@@ -135,7 +135,7 @@ class _${blockName}DefaultsM3 extends InputDecorationTheme {
   @override
   TextStyle? get labelStyle => MaterialStateTextStyle.resolveWith((Set<MaterialState> states) {
     final TextStyle textStyle = ${textStyle("md.comp.filled-text-field.label-text")} ?? const TextStyle();
-    if(states.contains(MaterialState.error)) {
+    if (states.contains(MaterialState.error)) {
       if (states.contains(MaterialState.focused)) {
         return textStyle.copyWith(color: ${componentColor('md.comp.filled-text-field.error.focus.label-text')});
       }
@@ -159,7 +159,7 @@ class _${blockName}DefaultsM3 extends InputDecorationTheme {
   @override
   TextStyle? get floatingLabelStyle => MaterialStateTextStyle.resolveWith((Set<MaterialState> states) {
     final TextStyle textStyle = ${textStyle("md.comp.filled-text-field.label-text")} ?? const TextStyle();
-    if(states.contains(MaterialState.error)) {
+    if (states.contains(MaterialState.error)) {
       if (states.contains(MaterialState.focused)) {
         return textStyle.copyWith(color: ${componentColor('md.comp.filled-text-field.error.focus.label-text')});
       }

packages/flutter/lib/src/cupertino/date_picker.dart

@@ -2078,7 +2078,7 @@ class _CupertinoTimerPickerState extends State<CupertinoTimerPicker> {
     double maxWidth = double.negativeInfinity;
     for (int i = 0; i < labels.length; i++) {
       final String? label = labels[i];
-      if(label == null) {
+      if (label == null) {
         continue;
       }
 

packages/flutter/lib/src/cupertino/radio.dart

@@ -236,7 +236,7 @@ class _CupertinoRadioState<T> extends State<CupertinoRadio<T>> with TickerProvid
     final bool? accessibilitySelected;
     // Apple devices also use `selected` to annotate radio button's semantics
     // state.
-    switch(defaultTargetPlatform) {
+    switch (defaultTargetPlatform) {
       case TargetPlatform.android:
       case TargetPlatform.fuchsia:
       case TargetPlatform.linux:

packages/flutter/lib/src/cupertino/scrollbar.dart

@@ -212,7 +212,7 @@ class _CupertinoScrollbarState extends RawScrollbarState<CupertinoScrollbar> {
     }
     _thicknessAnimationController.reverse();
     super.handleThumbPressEnd(localPosition, velocity);
-    switch(direction) {
+    switch (direction) {
       case Axis.vertical:
         if (velocity.pixelsPerSecond.dy.abs() < 10 &&
           (localPosition.dy - _pressStartAxisPosition).abs() > 0) {

packages/flutter/lib/src/cupertino/switch.dart

@@ -562,7 +562,7 @@ class _RenderCupertinoSwitch extends RenderConstrainedBox {
   bool get isFocused => _isFocused;
   bool _isFocused;
   set isFocused(bool value) {
-    if(value == _isFocused) {
+    if (value == _isFocused) {
       return;
     }
     _isFocused = value;
@@ -622,7 +622,7 @@ class _RenderCupertinoSwitch extends RenderConstrainedBox {
     final RRect trackRRect = RRect.fromRectAndRadius(trackRect, const Radius.circular(_kTrackRadius));
     canvas.drawRRect(trackRRect, paint);
 
-    if(_isFocused) {
+    if (_isFocused) {
       // Paints a border around the switch in the focus color.
       final RRect borderTrackRRect = trackRRect.inflate(1.75);
 

packages/flutter/lib/src/gestures/monodrag.dart

@@ -451,7 +451,7 @@ abstract class DragGestureRecognizer extends OneSequenceGestureRecognizer {
   @override
   void didStopTrackingLastPointer(int pointer) {
     assert(_state != _DragState.ready);
-    switch(_state) {
+    switch (_state) {
       case _DragState.ready:
         break;
 

packages/flutter/lib/src/material/bottom_sheet.dart

@@ -324,7 +324,7 @@ class _BottomSheetState extends State<BottomSheet> {
   void _handleDragHandleHover(bool hovering) {
     if (hovering != dragHandleMaterialState.contains(MaterialState.hovered)) {
       setState(() {
-        if(hovering){
+        if (hovering){
           dragHandleMaterialState.add(MaterialState.hovered);
         }
         else{
@@ -360,7 +360,7 @@ class _BottomSheetState extends State<BottomSheet> {
       // Only add [GestureDetector] to the drag handle when the rest of the
       // bottom sheet is not draggable. If the whole bottom sheet is draggable,
       // no need to add it.
-      if(!widget.enableDrag) {
+      if (!widget.enableDrag) {
         dragHandle = GestureDetector(
           onVerticalDragStart: _handleDragStart,
           onVerticalDragUpdate: _handleDragUpdate,

packages/flutter/lib/src/material/dialog.dart

@@ -930,7 +930,7 @@ class _AdaptiveAlertDialog extends AlertDialog {
   @override
   Widget build(BuildContext context) {
     final ThemeData theme = Theme.of(context);
-    switch(theme.platform) {
+    switch (theme.platform) {
       case TargetPlatform.android:
       case TargetPlatform.fuchsia:
       case TargetPlatform.linux:

packages/flutter/lib/src/material/drawer.dart

@@ -502,7 +502,7 @@ class DrawerControllerState extends State<DrawerController> with SingleTickerPro
       _scrimColorTween = _buildScrimColorTween();
     }
     if (widget.isDrawerOpen != oldWidget.isDrawerOpen) {
-      switch(_controller.status) {
+      switch (_controller.status) {
         case AnimationStatus.completed:
         case AnimationStatus.dismissed:
           _controller.value = widget.isDrawerOpen ? 1.0 : 0.0;

packages/flutter/lib/src/material/expand_icon.dart

@@ -152,7 +152,7 @@ class _ExpandIconState extends State<ExpandIcon> with SingleTickerProviderStateM
       return widget.color!;
     }
 
-    switch(Theme.of(context).brightness) {
+    switch (Theme.of(context).brightness) {
       case Brightness.light:
         return Colors.black54;
       case Brightness.dark:

packages/flutter/lib/src/material/floating_action_button.dart

@@ -556,7 +556,7 @@ class FloatingActionButton extends StatelessWidget {
       data: IconThemeData(size: iconSize),
       child: child!,
     ) : child;
-    switch(_floatingActionButtonType) {
+    switch (_floatingActionButtonType) {
       case _FloatingActionButtonType.regular:
         sizeConstraints = floatingActionButtonTheme.sizeConstraints ?? defaults.sizeConstraints!;
       case _FloatingActionButtonType.small:

packages/flutter/lib/src/material/input_decorator.dart

@@ -4617,7 +4617,7 @@ class _InputDecoratorDefaultsM3 extends InputDecorationTheme {
 
   @override
   Color? get suffixIconColor => MaterialStateColor.resolveWith((Set<MaterialState> states) {
-    if(states.contains(MaterialState.error)) {
+    if (states.contains(MaterialState.error)) {
       if (states.contains(MaterialState.hovered)) {
         return _colors.onErrorContainer;
       }
@@ -4632,7 +4632,7 @@ class _InputDecoratorDefaultsM3 extends InputDecorationTheme {
   @override
   TextStyle? get labelStyle => MaterialStateTextStyle.resolveWith((Set<MaterialState> states) {
     final TextStyle textStyle = _textTheme.bodyLarge ?? const TextStyle();
-    if(states.contains(MaterialState.error)) {
+    if (states.contains(MaterialState.error)) {
       if (states.contains(MaterialState.focused)) {
         return textStyle.copyWith(color: _colors.error);
       }
@@ -4656,7 +4656,7 @@ class _InputDecoratorDefaultsM3 extends InputDecorationTheme {
   @override
   TextStyle? get floatingLabelStyle => MaterialStateTextStyle.resolveWith((Set<MaterialState> states) {
     final TextStyle textStyle = _textTheme.bodyLarge ?? const TextStyle();
-    if(states.contains(MaterialState.error)) {
+    if (states.contains(MaterialState.error)) {
       if (states.contains(MaterialState.focused)) {
         return textStyle.copyWith(color: _colors.error);
       }

packages/flutter/lib/src/material/radio.dart

@@ -502,7 +502,7 @@ class _RadioState<T> extends State<Radio<T>> with TickerProviderStateMixin, Togg
     final bool? accessibilitySelected;
     // Apple devices also use `selected` to annotate radio button's semantics
     // state.
-    switch(defaultTargetPlatform) {
+    switch (defaultTargetPlatform) {
       case TargetPlatform.android:
       case TargetPlatform.fuchsia:
       case TargetPlatform.linux:

packages/flutter/lib/src/material/refresh_indicator.dart

@@ -596,7 +596,7 @@ class RefreshIndicatorState extends State<RefreshIndicator> with TickerProviderS
                       color: widget.color,
                     );
 
-                    switch(widget._indicatorType) {
+                    switch (widget._indicatorType) {
                       case _IndicatorType.material:
                         return materialIndicator;
 

packages/flutter/lib/src/material/search.dart

@@ -538,7 +538,7 @@ class _SearchPageState<T> extends State<_SearchPage<T>> {
     final String searchFieldLabel = widget.delegate.searchFieldLabel
       ?? MaterialLocalizations.of(context).searchFieldLabel;
     Widget? body;
-    switch(widget.delegate._currentBody) {
+    switch (widget.delegate._currentBody) {
       case _SearchBody.suggestions:
         body = KeyedSubtree(
           key: const ValueKey<_SearchBody>(_SearchBody.suggestions),

packages/flutter/lib/src/material/text_field.dart

@@ -1058,7 +1058,7 @@ class _TextFieldState extends State<TextField> with RestorationMixin implements
     _effectiveFocusNode.canRequestFocus = _canRequestFocus;
 
     if (_effectiveFocusNode.hasFocus && widget.readOnly != oldWidget.readOnly && _isEnabled) {
-      if(_effectiveController.selection.isCollapsed) {
+      if (_effectiveController.selection.isCollapsed) {
         _showSelectionHandles = !widget.readOnly;
       }
     }

packages/flutter/lib/src/material/time_picker.dart

@@ -2291,7 +2291,7 @@ class _TimePickerDialogState extends State<TimePickerDialog> with RestorationMix
         final MaterialLocalizations localizations = MaterialLocalizations.of(context);
         final TimeOfDayFormat timeOfDayFormat = localizations.timeOfDayFormat(alwaysUse24HourFormat: MediaQuery.alwaysUse24HourFormatOf(context));
         final double timePickerWidth;
-        switch(timeOfDayFormat) {
+        switch (timeOfDayFormat) {
           case TimeOfDayFormat.HH_colon_mm:
           case TimeOfDayFormat.HH_dot_mm:
           case TimeOfDayFormat.frenchCanadian:
@@ -2331,7 +2331,7 @@ class _TimePickerDialogState extends State<TimePickerDialog> with RestorationMix
         final MaterialLocalizations localizations = MaterialLocalizations.of(context);
         final TimeOfDayFormat timeOfDayFormat = localizations.timeOfDayFormat(alwaysUse24HourFormat: MediaQuery.alwaysUse24HourFormatOf(context));
         final double timePickerWidth;
-        switch(timeOfDayFormat) {
+        switch (timeOfDayFormat) {
           case TimeOfDayFormat.HH_colon_mm:
           case TimeOfDayFormat.HH_dot_mm:
           case TimeOfDayFormat.frenchCanadian:

packages/flutter/lib/src/painting/box_border.dart

@@ -254,7 +254,7 @@ abstract class BoxBorder extends ShapeBorder {
     required BorderSide bottom,
   }) {
     final RRect borderRect;
-    switch(shape) {
+    switch (shape) {
       case BoxShape.rectangle:
         borderRect = (borderRadius ?? BorderRadius.zero)
             .resolve(textDirection)
@@ -605,7 +605,7 @@ class Border extends BoxBorder {
 
     // Allow painting non-uniform borders if the color and style are uniform.
     if (_colorIsUniform && _styleIsUniform) {
-      switch(top.style) {
+      switch (top.style) {
         case BorderStyle.none:
           return;
         case BorderStyle.solid:
@@ -964,7 +964,7 @@ class BorderDirectional extends BoxBorder {
 
     // Allow painting non-uniform borders if the color and style are uniform.
     if (_colorIsUniform && _styleIsUniform) {
-      switch(top.style) {
+      switch (top.style) {
         case BorderStyle.none:
           return;
         case BorderStyle.solid:

packages/flutter/lib/src/painting/text_painter.dart

@@ -1199,7 +1199,7 @@ class TextPainter {
       // TODO(LongCatIsLooong): make this case impossible; see https://github.com/flutter/flutter/issues/79495
       return null;
     }
-    return switch(_computeCaretMetrics(position)) {
+    return switch (_computeCaretMetrics(position)) {
       _LineCaretMetrics(:final double fullHeight) => fullHeight,
       _EmptyLineCaretMetrics() => null,
     };