diff --git a/packages/camera/camera/example/lib/main.dart b/packages/camera/camera/example/lib/main.dart
index 120e7f6ec50..d048fc794f2 100644
--- a/packages/camera/camera/example/lib/main.dart
+++ b/packages/camera/camera/example/lib/main.dart
@@ -534,7 +534,7 @@ class _CameraExampleHomeState extends State<CameraExampleHome>
           onPressed: cameraController != null &&
                   cameraController.value.isInitialized &&
                   cameraController.value.isRecordingVideo
-              ? (cameraController.value.isRecordingPaused)
+              ? cameraController.value.isRecordingPaused
                   ? onResumeButtonPressed
                   : onPauseButtonPressed
               : null,
diff --git a/packages/camera/camera_android/example/lib/main.dart b/packages/camera/camera_android/example/lib/main.dart
index 0b587ff669a..47c40c7d20d 100644
--- a/packages/camera/camera_android/example/lib/main.dart
+++ b/packages/camera/camera_android/example/lib/main.dart
@@ -540,7 +540,7 @@ class _CameraExampleHomeState extends State<CameraExampleHome>
           onPressed: cameraController != null &&
                   cameraController.value.isInitialized &&
                   cameraController.value.isRecordingVideo
-              ? (cameraController.value.isRecordingPaused)
+              ? cameraController.value.isRecordingPaused
                   ? onResumeButtonPressed
                   : onPauseButtonPressed
               : null,
diff --git a/packages/camera/camera_avfoundation/example/lib/main.dart b/packages/camera/camera_avfoundation/example/lib/main.dart
index 6bbfede262c..f0ebf7b7865 100644
--- a/packages/camera/camera_avfoundation/example/lib/main.dart
+++ b/packages/camera/camera_avfoundation/example/lib/main.dart
@@ -540,7 +540,7 @@ class _CameraExampleHomeState extends State<CameraExampleHome>
           onPressed: cameraController != null &&
                   cameraController.value.isInitialized &&
                   cameraController.value.isRecordingVideo
-              ? (cameraController.value.isRecordingPaused)
+              ? cameraController.value.isRecordingPaused
                   ? onResumeButtonPressed
                   : onPauseButtonPressed
               : null,
diff --git a/packages/google_maps_flutter/google_maps_flutter/example/lib/place_polygon.dart b/packages/google_maps_flutter/google_maps_flutter/example/lib/place_polygon.dart
index e18d088ed31..11b3ed6e0bb 100644
--- a/packages/google_maps_flutter/google_maps_flutter/example/lib/place_polygon.dart
+++ b/packages/google_maps_flutter/google_maps_flutter/example/lib/place_polygon.dart
@@ -225,7 +225,7 @@ class PlacePolygonBodyState extends State<PlacePolygonBody> {
                         TextButton(
                           onPressed: (selectedId == null)
                               ? null
-                              : ((polygons[selectedId]!.holes.isNotEmpty)
+                              : (polygons[selectedId]!.holes.isNotEmpty
                                   ? null
                                   : () => _addHoles(selectedId)),
                           child: const Text('add holes'),
@@ -233,7 +233,7 @@ class PlacePolygonBodyState extends State<PlacePolygonBody> {
                         TextButton(
                           onPressed: (selectedId == null)
                               ? null
-                              : ((polygons[selectedId]!.holes.isEmpty)
+                              : (polygons[selectedId]!.holes.isEmpty
                                   ? null
                                   : () => _removeHoles(selectedId)),
                           child: const Text('remove holes'),
diff --git a/packages/google_maps_flutter/google_maps_flutter_android/example/lib/place_polygon.dart b/packages/google_maps_flutter/google_maps_flutter_android/example/lib/place_polygon.dart
index 889c38d6376..a1fdafd7a31 100644
--- a/packages/google_maps_flutter/google_maps_flutter_android/example/lib/place_polygon.dart
+++ b/packages/google_maps_flutter/google_maps_flutter_android/example/lib/place_polygon.dart
@@ -226,7 +226,7 @@ class PlacePolygonBodyState extends State<PlacePolygonBody> {
                         TextButton(
                           onPressed: (selectedId == null)
                               ? null
-                              : ((polygons[selectedId]!.holes.isNotEmpty)
+                              : (polygons[selectedId]!.holes.isNotEmpty
                                   ? null
                                   : () => _addHoles(selectedId)),
                           child: const Text('add holes'),
@@ -234,7 +234,7 @@ class PlacePolygonBodyState extends State<PlacePolygonBody> {
                         TextButton(
                           onPressed: (selectedId == null)
                               ? null
-                              : ((polygons[selectedId]!.holes.isEmpty)
+                              : (polygons[selectedId]!.holes.isEmpty
                                   ? null
                                   : () => _removeHoles(selectedId)),
                           child: const Text('remove holes'),
diff --git a/packages/google_maps_flutter/google_maps_flutter_ios/example/shared/maps_example_dart/lib/place_polygon.dart b/packages/google_maps_flutter/google_maps_flutter_ios/example/shared/maps_example_dart/lib/place_polygon.dart
index 889c38d6376..a1fdafd7a31 100644
--- a/packages/google_maps_flutter/google_maps_flutter_ios/example/shared/maps_example_dart/lib/place_polygon.dart
+++ b/packages/google_maps_flutter/google_maps_flutter_ios/example/shared/maps_example_dart/lib/place_polygon.dart
@@ -226,7 +226,7 @@ class PlacePolygonBodyState extends State<PlacePolygonBody> {
                         TextButton(
                           onPressed: (selectedId == null)
                               ? null
-                              : ((polygons[selectedId]!.holes.isNotEmpty)
+                              : (polygons[selectedId]!.holes.isNotEmpty
                                   ? null
                                   : () => _addHoles(selectedId)),
                           child: const Text('add holes'),
@@ -234,7 +234,7 @@ class PlacePolygonBodyState extends State<PlacePolygonBody> {
                         TextButton(
                           onPressed: (selectedId == null)
                               ? null
-                              : ((polygons[selectedId]!.holes.isEmpty)
+                              : (polygons[selectedId]!.holes.isEmpty
                                   ? null
                                   : () => _removeHoles(selectedId)),
                           child: const Text('remove holes'),
diff --git a/packages/pigeon/CHANGELOG.md b/packages/pigeon/CHANGELOG.md
index ec8daa80804..dea1af96901 100644
--- a/packages/pigeon/CHANGELOG.md
+++ b/packages/pigeon/CHANGELOG.md
@@ -218,8 +218,6 @@
     `YES`. Any data class or Flutter API interactions involving `bool`s should
     be carefully audited by hand when updating.
 
-
-
 ## 12.0.1
 
 * [swift] Adds protocol for Flutter APIs.
diff --git a/packages/pigeon/lib/dart_generator.dart b/packages/pigeon/lib/dart_generator.dart
index b6d81bbdd77..e8c7550cd70 100644
--- a/packages/pigeon/lib/dart_generator.dart
+++ b/packages/pigeon/lib/dart_generator.dart
@@ -2168,11 +2168,11 @@ String _addGenericTypes(TypeDeclaration type) {
   final List<TypeDeclaration> typeArguments = type.typeArguments;
   switch (type.baseName) {
     case 'List':
-      return (typeArguments.isEmpty)
+      return typeArguments.isEmpty
           ? 'List<Object?>'
           : 'List<${_flattenTypeArguments(typeArguments)}>';
     case 'Map':
-      return (typeArguments.isEmpty)
+      return typeArguments.isEmpty
           ? 'Map<Object?, Object?>'
           : 'Map<${_flattenTypeArguments(typeArguments)}>';
     default:
diff --git a/packages/pigeon/lib/objc_generator.dart b/packages/pigeon/lib/objc_generator.dart
index 3a4d8962435..d0e0e99ee29 100644
--- a/packages/pigeon/lib/objc_generator.dart
+++ b/packages/pigeon/lib/objc_generator.dart
@@ -1515,7 +1515,7 @@ String _propertyTypeForDartType(TypeDeclaration type,
 }
 
 String _capitalize(String str) =>
-    (str.isEmpty) ? '' : str[0].toUpperCase() + str.substring(1);
+    str.isEmpty ? '' : str[0].toUpperCase() + str.substring(1);
 
 /// Returns the components of the objc selector that will be generated from
 /// [func], ie the strings between the semicolons.  [lastSelectorComponent] is
diff --git a/packages/webview_flutter/webview_flutter/example/integration_test/webview_flutter_test.dart b/packages/webview_flutter/webview_flutter/example/integration_test/webview_flutter_test.dart
index eaf9d7ea309..e9d38e420f4 100644
--- a/packages/webview_flutter/webview_flutter/example/integration_test/webview_flutter_test.dart
+++ b/packages/webview_flutter/webview_flutter/example/integration_test/webview_flutter_test.dart
@@ -584,7 +584,7 @@ Future<void> main() async {
       await controller.setNavigationDelegate(NavigationDelegate(
         onPageFinished: (_) => pageLoaded.complete(),
         onNavigationRequest: (NavigationRequest navigationRequest) {
-          return (navigationRequest.url.contains('youtube.com'))
+          return navigationRequest.url.contains('youtube.com')
               ? NavigationDecision.prevent
               : NavigationDecision.navigate;
         },
@@ -654,7 +654,7 @@ Future<void> main() async {
       await controller.setNavigationDelegate(NavigationDelegate(
           onPageFinished: (_) => pageLoaded.complete(),
           onNavigationRequest: (NavigationRequest navigationRequest) {
-            return (navigationRequest.url.contains('youtube.com'))
+            return navigationRequest.url.contains('youtube.com')
                 ? NavigationDecision.prevent
                 : NavigationDecision.navigate;
           }));
diff --git a/packages/webview_flutter/webview_flutter/example/integration_test/webview_flutter_test_legacy.dart b/packages/webview_flutter/webview_flutter/example/integration_test/webview_flutter_test_legacy.dart
index fb037cffd36..076c103bc2f 100644
--- a/packages/webview_flutter/webview_flutter/example/integration_test/webview_flutter_test_legacy.dart
+++ b/packages/webview_flutter/webview_flutter/example/integration_test/webview_flutter_test_legacy.dart
@@ -873,7 +873,7 @@ Future<void> main() async {
             },
             javascriptMode: JavascriptMode.unrestricted,
             navigationDelegate: (NavigationRequest request) {
-              return (request.url.contains('youtube.com'))
+              return request.url.contains('youtube.com')
                   ? NavigationDecision.prevent
                   : NavigationDecision.navigate;
             },
@@ -1003,7 +1003,7 @@ Future<void> main() async {
             },
             javascriptMode: JavascriptMode.unrestricted,
             navigationDelegate: (NavigationRequest request) {
-              return (request.url.contains('youtube.com'))
+              return request.url.contains('youtube.com')
                   ? NavigationDecision.prevent
                   : NavigationDecision.navigate;
             },
diff --git a/packages/webview_flutter/webview_flutter_android/example/integration_test/webview_flutter_test.dart b/packages/webview_flutter/webview_flutter_android/example/integration_test/webview_flutter_test.dart
index 4c22df1ff28..d5ed471afd3 100644
--- a/packages/webview_flutter/webview_flutter_android/example/integration_test/webview_flutter_test.dart
+++ b/packages/webview_flutter/webview_flutter_android/example/integration_test/webview_flutter_test.dart
@@ -867,7 +867,7 @@ Future<void> main() async {
       await delegate.setOnPageFinished((_) => pageLoaded.complete());
       await delegate
           .setOnNavigationRequest((NavigationRequest navigationRequest) {
-        return (navigationRequest.url.contains('youtube.com'))
+        return navigationRequest.url.contains('youtube.com')
             ? NavigationDecision.prevent
             : NavigationDecision.navigate;
       });
@@ -1059,7 +1059,7 @@ Future<void> main() async {
       await delegate.setOnPageFinished((_) => pageLoaded.complete());
       await delegate
           .setOnNavigationRequest((NavigationRequest navigationRequest) {
-        return (navigationRequest.url.contains('youtube.com'))
+        return navigationRequest.url.contains('youtube.com')
             ? NavigationDecision.prevent
             : NavigationDecision.navigate;
       });
diff --git a/packages/webview_flutter/webview_flutter_android/example/integration_test/webview_flutter_test_legacy.dart b/packages/webview_flutter/webview_flutter_android/example/integration_test/webview_flutter_test_legacy.dart
index 2e7f3d0b8dd..51f71d7801b 100644
--- a/packages/webview_flutter/webview_flutter_android/example/integration_test/webview_flutter_test_legacy.dart
+++ b/packages/webview_flutter/webview_flutter_android/example/integration_test/webview_flutter_test_legacy.dart
@@ -1126,7 +1126,7 @@ Future<void> main() async {
             },
             javascriptMode: JavascriptMode.unrestricted,
             navigationDelegate: (NavigationRequest request) {
-              return (request.url.contains('youtube.com'))
+              return request.url.contains('youtube.com')
                   ? NavigationDecision.prevent
                   : NavigationDecision.navigate;
             },
@@ -1251,7 +1251,7 @@ Future<void> main() async {
             },
             javascriptMode: JavascriptMode.unrestricted,
             navigationDelegate: (NavigationRequest request) {
-              return (request.url.contains('youtube.com'))
+              return request.url.contains('youtube.com')
                   ? NavigationDecision.prevent
                   : NavigationDecision.navigate;
             },
diff --git a/packages/webview_flutter/webview_flutter_wkwebview/example/integration_test/legacy/webview_flutter_test.dart b/packages/webview_flutter/webview_flutter_wkwebview/example/integration_test/legacy/webview_flutter_test.dart
index f6bf750071d..10d6514582b 100644
--- a/packages/webview_flutter/webview_flutter_wkwebview/example/integration_test/legacy/webview_flutter_test.dart
+++ b/packages/webview_flutter/webview_flutter_wkwebview/example/integration_test/legacy/webview_flutter_test.dart
@@ -917,7 +917,7 @@ Future<void> main() async {
             },
             javascriptMode: JavascriptMode.unrestricted,
             navigationDelegate: (NavigationRequest request) {
-              return (request.url.contains('youtube.com'))
+              return request.url.contains('youtube.com')
                   ? NavigationDecision.prevent
                   : NavigationDecision.navigate;
             },
@@ -1047,7 +1047,7 @@ Future<void> main() async {
             },
             javascriptMode: JavascriptMode.unrestricted,
             navigationDelegate: (NavigationRequest request) {
-              return (request.url.contains('youtube.com'))
+              return request.url.contains('youtube.com')
                   ? NavigationDecision.prevent
                   : NavigationDecision.navigate;
             },
diff --git a/packages/webview_flutter/webview_flutter_wkwebview/example/integration_test/webview_flutter_test.dart b/packages/webview_flutter/webview_flutter_wkwebview/example/integration_test/webview_flutter_test.dart
index 6f9256687df..84bb246580f 100644
--- a/packages/webview_flutter/webview_flutter_wkwebview/example/integration_test/webview_flutter_test.dart
+++ b/packages/webview_flutter/webview_flutter_wkwebview/example/integration_test/webview_flutter_test.dart
@@ -829,7 +829,7 @@ Future<void> main() async {
       unawaited(delegate.setOnPageFinished((_) => pageLoaded.complete()));
       unawaited(
         delegate.setOnNavigationRequest((NavigationRequest navigationRequest) {
-          return (navigationRequest.url.contains('youtube.com'))
+          return navigationRequest.url.contains('youtube.com')
               ? NavigationDecision.prevent
               : NavigationDecision.navigate;
         }),
@@ -1086,7 +1086,7 @@ Future<void> main() async {
       unawaited(delegate.setOnPageFinished((_) => pageLoaded.complete()));
       unawaited(delegate
           .setOnNavigationRequest((NavigationRequest navigationRequest) {
-        return (navigationRequest.url.contains('youtube.com'))
+        return navigationRequest.url.contains('youtube.com')
             ? NavigationDecision.prevent
             : NavigationDecision.navigate;
       }));