Fix typos (#121171)

* Fix typos

* lowercase animated & opacity

* Undo typo fix

---------

Co-authored-by: Michael Goderbauer <goderbauer@google.com>

analysis_options.yaml

@@ -221,7 +221,7 @@ linter:
     - unnecessary_string_interpolations
     - unnecessary_this
     - unnecessary_to_list_in_spreads
-    # - unreachable_from_main # Do not enable this rule until it is un-marked as "experimental" and carefully re-evaulated.
+    # - unreachable_from_main # Do not enable this rule until it is un-marked as "experimental" and carefully re-evaluated.
     - unrelated_type_equality_checks
     - unsafe_html
     - use_build_context_synchronously

dev/benchmarks/complex_layout/windows/runner/win32_window.cpp

@@ -46,7 +46,7 @@ class WindowClassRegistrar {
  public:
   ~WindowClassRegistrar() = default;
 
-  // Returns the singleton registar instance.
+  // Returns the singleton registrar instance.
   static WindowClassRegistrar* GetInstance() {
     if (!instance_) {
       instance_ = new WindowClassRegistrar();

dev/benchmarks/complex_layout/windows/runner/win32_window.h

@@ -80,7 +80,7 @@ class Win32Window {
   // OS callback called by message pump. Handles the WM_NCCREATE message which
   // is passed when the non-client area is being created and enables automatic
   // non-client DPI scaling so that the non-client area automatically
-  // responsponds to changes in DPI. All other messages are handled by
+  // responds to changes in DPI. All other messages are handled by
   // MessageHandler.
   static LRESULT CALLBACK WndProc(HWND const window,
                                   UINT const message,

dev/benchmarks/macrobenchmarks/lib/main.dart

@@ -201,7 +201,7 @@ class HomePage extends StatelessWidget {
           ),
           ElevatedButton(
             key: const Key(kColorFilterWithUnstableChildName),
-            child: const Text('Color Filter with Ustable Child'),
+            child: const Text('Color Filter with Unstable Child'),
             onPressed: () {
               Navigator.pushNamed(context, kColorFilterWithUnstableChildName);
             },

dev/benchmarks/macrobenchmarks/lib/src/animated_complex_image_filtered.dart

@@ -5,7 +5,7 @@
 import 'dart:ui' as ui;
 import 'package:flutter/material.dart';
 
-// Various tests to verify that Animated image filtered layers do not
+// Various tests to verify that animated image filtered layers do not
 // dirty children even without explicit repaint boundaries. These intentionally use
 // text to ensure we don't measure the opacity peephole case.
 class AnimatedComplexImageFiltered extends StatefulWidget {

dev/benchmarks/macrobenchmarks/lib/src/animated_complex_opacity.dart

@@ -4,7 +4,7 @@
 
 import 'package:flutter/material.dart';
 
-// Various tests to verify that Aniamted opacity layers (i.e. FadeTransition) do not
+// Various tests to verify that animated opacity layers (i.e. FadeTransition) do not
 // dirty children even without explicit repaint boundaries. These intentionally use
 // text to ensure we don't measure the opacity peephole case.
 class AnimatedComplexOpacity extends StatefulWidget {

dev/benchmarks/macrobenchmarks/lib/src/opacity_peephole.dart

@@ -8,7 +8,7 @@ import 'package:flutter/material.dart';
 
 import '../common.dart';
 
-// Various tests to verify that the Opacity layer propagates the opacity to various
+// Various tests to verify that the opacity layer propagates the opacity to various
 // combinations of children that can apply it themselves.
 // See https://github.com/flutter/flutter/issues/75697
 class OpacityPeepholePage extends StatelessWidget {

dev/bots/analyze.dart

@@ -1859,7 +1859,7 @@ Future<void> verifyTabooDocumentation(String workingDirectory, { int minimumMatc
   if (errors.isNotEmpty) {
     foundError(<String>[
       '${bold}Avoid the word "simply" in documentation. See https://github.com/flutter/flutter/wiki/Style-guide-for-Flutter-repo#use-the-passive-voice-recommend-do-not-require-never-say-things-are-simple for details.$reset',
-      '${bold}In many cases thes words can be omitted without loss of generality; in other cases it may require a bit of rewording to avoid implying that the task is simple.$reset',
+      '${bold}In many cases these words can be omitted without loss of generality; in other cases it may require a bit of rewording to avoid implying that the task is simple.$reset',
       '${bold}Similarly, avoid using "note:" or the phrase "note that". See https://github.com/flutter/flutter/wiki/Style-guide-for-Flutter-repo#avoid-empty-prose for details.$reset',
       ...errors,
     ]);

dev/bots/analyze_snippet_code.dart

@@ -385,7 +385,7 @@ class _SnippetChecker {
 
   /// A RegExp that matches the start of a code block within a regular comment.
   /// Such blocks are not analyzed. They can be used to give sample code for
-  /// internal (private) APIs where visibilty would make analyzing the sample
+  /// internal (private) APIs where visibility would make analyzing the sample
   /// code problematic.
   static final RegExp _uncheckedCodeBlockStartRegex = RegExp(r'^ *// *```dart$');
 
@@ -419,7 +419,7 @@ class _SnippetChecker {
   /// A RegExp that matches a line that ends with a semicolon (and maybe a comment)
   static final RegExp _trailingSemicolonRegExp = RegExp(r'^(.*);(| *//.*)$');
 
-  /// A RegExp that matches a line that ends with a closing blace (and maybe a comment)
+  /// A RegExp that matches a line that ends with a closing brace (and maybe a comment)
   static final RegExp _trailingCloseBraceRegExp = RegExp(r'^(.*)}(| *//.*)$');
 
   /// A RegExp that matches a line that only contains a commented-out ellipsis

dev/bots/prepare_package.dart

@@ -287,7 +287,7 @@ class ArchiveCreator {
   /// Used when an output filename is not given.
   Future<String> get _archiveName async {
     final String os = platform.operatingSystem.toLowerCase();
-    // Include the intended host archetecture in the file name for non-x64.
+    // Include the intended host architecture in the file name for non-x64.
     final String arch = await _dartArch == 'x64' ? '' : '${await _dartArch}_';
     // We don't use .tar.xz on Mac because although it can unpack them
     // on the command line (with tar), the "Archive Utility" that runs
@@ -330,7 +330,7 @@ class ArchiveCreator {
   /// Validates the integrity of the release package.
   ///
   /// Currently only checks that macOS binaries are codesigned. Will throw a
-  /// [PreparePackageException] if the test failes.
+  /// [PreparePackageException] if the test fails.
   Future<void> _validate() async {
     // Only validate in strict mode, which means `--publish`
     if (!strict || !platform.isMacOS) {

dev/bots/test/test_test.dart

@@ -18,7 +18,7 @@ import 'common.dart';
 void expectExitCode(ProcessResult result, int expectedExitCode) {
   if (result.exitCode != expectedExitCode) {
     fail(
-      'Process ${result.pid} exitted with the wrong exit code.\n'
+      'Process ${result.pid} exited with the wrong exit code.\n'
       '\n'
       'EXPECTED: exit code $expectedExitCode\n'
       'ACTUAL: exit code ${result.exitCode}\n'

dev/conductor/core/lib/src/context.dart

@@ -26,7 +26,7 @@ abstract class Context {
 
   /// Confirm an action with the user before proceeding.
   ///
-  /// The default implementation reads from STDIN. This can be overriden in UI
+  /// The default implementation reads from STDIN. This can be overridden in UI
   /// implementations that capture user interaction differently.
   Future<bool> prompt(String message) async {
     stdio.write('${message.trim()} (y/n) ');

dev/conductor/core/lib/src/repository.dart

@@ -695,7 +695,7 @@ class FrameworkRepository extends Repository {
 
   /// Create a release candidate branch version file.
   ///
-  /// This file allows for easily traversing what candidadate branch was used
+  /// This file allows for easily traversing what candidate branch was used
   /// from a release channel.
   ///
   /// Returns [true] if the version file was updated and a commit is needed.

dev/devicelab/lib/microbenchmarks.dart

@@ -6,7 +6,7 @@ import 'dart:async';
 import 'dart:convert';
 import 'dart:io';
 
-/// Reades through the print commands from [process] waiting for the magic phase
+/// Reads through the print commands from [process] waiting for the magic phase
 /// that contains microbenchmarks results as defined in
 /// `dev/benchmarks/microbenchmarks/lib/common.dart`.
 Future<Map<String, double>> readJsonResults(Process process) {

dev/devicelab/lib/tasks/flutter_tool_startup.dart

@@ -33,7 +33,7 @@ Future<TaskResult> flutterToolStartupBenchmarkTask() async {
     ).run())
         .asMap('flutter_tool_startup_test'),
 
-    // `flutter test -d foo_device` in dir woth no `test` folder.
+    // `flutter test -d foo_device` in dir with no `test` folder.
     ...(await _Benchmark(
       projectDirectory,
       'test startup with specified device',

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

@@ -82,8 +82,8 @@ public class MainActivity extends FlutterActivity implements MethodChannel.Metho
     public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
         if (requestCode != STORAGE_PERMISSION_CODE || permissionResult == null)
             return;
-        boolean permisisonGranted = grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED;
+        boolean permissionGranted = grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED;
-        sendPermissionResult(permisisonGranted);
+        sendPermissionResult(permissionGranted);
     }
 
 

dev/integration_tests/flutter_gallery/lib/demo/transformations/transformations_demo_board.dart

@@ -110,7 +110,7 @@ class Board extends IterableMixin<BoardPoint?> {
     return distanceFromCenter <= boardRadius;
   }
 
-  // Get the distance between two BoardPoins.
+  // Get the distance between two BoardPoints.
   static int getDistance(BoardPoint a, BoardPoint b) {
     final Vector3 a3 = a.cubeCoordinates;
     final Vector3 b3 = b.cubeCoordinates;

dev/integration_tests/flutter_gallery/windows/runner/win32_window.cpp

@@ -64,7 +64,7 @@ class WindowClassRegistrar {
  public:
   ~WindowClassRegistrar() = default;
 
-  // Returns the singleton registar instance.
+  // Returns the singleton registrar instance.
   static WindowClassRegistrar* GetInstance() {
     if (!instance_) {
       instance_ = new WindowClassRegistrar();

dev/integration_tests/flutter_gallery/windows/runner/win32_window.h

@@ -81,7 +81,7 @@ class Win32Window {
   // OS callback called by message pump. Handles the WM_NCCREATE message which
   // is passed when the non-client area is being created and enables automatic
   // non-client DPI scaling so that the non-client area automatically
-  // responsponds to changes in DPI. All other messages are handled by
+  // responds to changes in DPI. All other messages are handled by
   // MessageHandler.
   static LRESULT CALLBACK WndProc(HWND const window,
                                   UINT const message,

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

@@ -143,8 +143,8 @@ public class MainActivity extends FlutterActivity implements MethodChannel.Metho
     public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
         if (requestCode != STORAGE_PERMISSION_CODE || permissionResult == null)
             return;
-        boolean permisisonGranted = grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED;
+        boolean permissionGranted = grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED;
-        sendPermissionResult(permisisonGranted);
+        sendPermissionResult(permissionGranted);
     }
 
     private void getExternalStoragePermissions() {

dev/integration_tests/ui/windows/runner/win32_window.cpp

@@ -64,7 +64,7 @@ class WindowClassRegistrar {
  public:
   ~WindowClassRegistrar() = default;
 
-  // Returns the singleton registar instance.
+  // Returns the singleton registrar instance.
   static WindowClassRegistrar* GetInstance() {
     if (!instance_) {
       instance_ = new WindowClassRegistrar();

dev/integration_tests/ui/windows/runner/win32_window.h

@@ -81,7 +81,7 @@ class Win32Window {
   // OS callback called by message pump. Handles the WM_NCCREATE message which
   // is passed when the non-client area is being created and enables automatic
   // non-client DPI scaling so that the non-client area automatically
-  // responsponds to changes in DPI. All other messages are handled by
+  // responds to changes in DPI. All other messages are handled by
   // MessageHandler.
   static LRESULT CALLBACK WndProc(HWND const window,
                                   UINT const message,

dev/integration_tests/windows_startup_test/windows/runner/win32_window.cpp

@@ -64,7 +64,7 @@ class WindowClassRegistrar {
  public:
   ~WindowClassRegistrar() = default;
 
-  // Returns the singleton registar instance.
+  // Returns the singleton registrar instance.
   static WindowClassRegistrar* GetInstance() {
     if (!instance_) {
       instance_ = new WindowClassRegistrar();

dev/integration_tests/windows_startup_test/windows/runner/win32_window.h

@@ -81,7 +81,7 @@ class Win32Window {
   // OS callback called by message pump. Handles the WM_NCCREATE message which
   // is passed when the non-client area is being created and enables automatic
   // non-client DPI scaling so that the non-client area automatically
-  // responsponds to changes in DPI. All other messages are handled by
+  // responds to changes in DPI. All other messages are handled by
   // MessageHandler.
   static LRESULT CALLBACK WndProc(HWND const window,
                                   UINT const message,

dev/manual_tests/windows/runner/win32_window.cpp

@@ -64,7 +64,7 @@ class WindowClassRegistrar {
  public:
   ~WindowClassRegistrar() = default;
 
-  // Returns the singleton registar instance.
+  // Returns the singleton registrar instance.
   static WindowClassRegistrar* GetInstance() {
     if (!instance_) {
       instance_ = new WindowClassRegistrar();

dev/manual_tests/windows/runner/win32_window.h

@@ -81,7 +81,7 @@ class Win32Window {
   // OS callback called by message pump. Handles the WM_NCCREATE message which
   // is passed when the non-client area is being created and enables automatic
   // non-client DPI scaling so that the non-client area automatically
-  // responsponds to changes in DPI. All other messages are handled by
+  // responds to changes in DPI. All other messages are handled by
   // MessageHandler.
   static LRESULT CALLBACK WndProc(HWND const window,
                                   UINT const message,

dev/tools/dartdoc.dart

@@ -437,7 +437,7 @@ void sanityCheckDocs([Platform platform = const LocalPlatform()]) {
 
   // Check a "dartpad" example, any one will do, and check for the correct URL
   // arguments.
-  // Just use "master" for any branch other than the LUCH_BRANCH.
+  // Just use "master" for any branch other than the LUCI_BRANCH.
   final String? luciBranch = platform.environment['LUCI_BRANCH']?.trim();
   final String expectedBranch = luciBranch != null && luciBranch.isNotEmpty ? luciBranch : 'master';
   final List<String> argumentRegExps = <String>[

dev/tools/gen_keycodes/lib/testing_key_codes_cc_gen.dart

@@ -9,8 +9,8 @@ import 'logical_key_data.dart';
 import 'physical_key_data.dart';
 import 'utils.dart';
 
-String _toUpperCammel(String lowerCammel) {
+String _toUpperCamel(String lowerCamel) {
-  return lowerCammel.substring(0, 1).toUpperCase() + lowerCammel.substring(1);
+  return lowerCamel.substring(0, 1).toUpperCase() + lowerCamel.substring(1);
 }
 
 /// Generates the common/testing/key_codes.h based on the information in the key
@@ -23,7 +23,7 @@ class KeyCodesCcGenerator extends BaseCodeGenerator {
     final OutputLines<int> lines = OutputLines<int>('Physical Key list');
     for (final PhysicalKeyEntry entry in keyData.entries) {
       lines.add(entry.usbHidCode, '''
-constexpr uint64_t kPhysical${_toUpperCammel(entry.constantName)} = ${toHex(entry.usbHidCode)};''');
+constexpr uint64_t kPhysical${_toUpperCamel(entry.constantName)} = ${toHex(entry.usbHidCode)};''');
     }
     return lines.sortedJoin().trimRight();
   }
@@ -33,7 +33,7 @@ constexpr uint64_t kPhysical${_toUpperCammel(entry.constantName)} = ${toHex(entr
     final OutputLines<int> lines = OutputLines<int>('Logical Key list', behavior: DeduplicateBehavior.kSkip);
     for (final LogicalKeyEntry entry in logicalData.entries) {
       lines.add(entry.value, '''
-constexpr uint64_t kLogical${_toUpperCammel(entry.constantName)} = ${toHex(entry.value, digits: 11)};''');
+constexpr uint64_t kLogical${_toUpperCamel(entry.constantName)} = ${toHex(entry.value, digits: 11)};''');
     }
     return lines.sortedJoin().trimRight();
   }

dev/tools/gen_keycodes/lib/testing_key_codes_java_gen.dart

@@ -9,9 +9,9 @@ import 'logical_key_data.dart';
 import 'physical_key_data.dart';
 import 'utils.dart';
 
-String _toUpperSnake(String lowerCammel) {
+String _toUpperSnake(String lowerCamel) {
   // Converts 'myTVFoo' to 'myTvFoo'.
-  final String trueUpperCammel = lowerCammel.replaceAllMapped(
+  final String trueUpperCamel = lowerCamel.replaceAllMapped(
     RegExp(r'([A-Z]{3,})'),
     (Match match) {
       final String matched = match.group(1)!;
@@ -20,7 +20,7 @@ String _toUpperSnake(String lowerCammel) {
            + matched.substring(matched.length - 2, matched.length - 1);
     });
   // Converts 'myTvFoo' to 'MY_TV_FOO'.
-  return trueUpperCammel.replaceAllMapped(
+  return trueUpperCamel.replaceAllMapped(
     RegExp(r'([A-Z])'),
     (Match match) => '_${match.group(1)!}').toUpperCase();
 }

examples/api/lib/cupertino/dialog/cupertino_action_sheet.0.dart

@@ -33,7 +33,7 @@ class ActionSheetExample extends StatelessWidget {
         actions: <CupertinoActionSheetAction>[
           CupertinoActionSheetAction(
             /// This parameter indicates the action would be a default
-            /// defualt behavior, turns the action's text to bold text.
+            /// default behavior, turns the action's text to bold text.
             isDefaultAction: true,
             onPressed: () {
               Navigator.pop(context);

examples/api/lib/cupertino/nav_bar/cupertino_sliver_nav_bar.0.dart

@@ -82,7 +82,7 @@ class NextPage extends StatelessWidget {
             ),
             // The middle widget is visible in both collapsed and expanded states.
             middle: const Text('Contacts Group'),
-            // When the "middle" parameter is implemented, the larget title is only visible
+            // When the "middle" parameter is implemented, the largest title is only visible
             // when the CupertinoSliverNavigationBar is fully expanded.
             largeTitle: const Text('Family'),
           ),

examples/api/lib/material/context_menu/context_menu_controller.0.dart

@@ -78,7 +78,7 @@ class _MyAppState extends State<MyApp> {
           },
           // In this case this wraps a big open space in a GestureDetector in
           // order to show the context menu, but it could also wrap a single
-          // wiget like an Image to give it a context menu.
+          // widget like an Image to give it a context menu.
           child: ListView(
             children: <Widget>[
               Container(height: 20.0),

examples/api/lib/material/filter_chip/filter_chip.0.dart

@@ -45,7 +45,7 @@ class _FilterChipExampleState extends State<FilterChipExample> {
         child: Column(
           mainAxisAlignment: MainAxisAlignment.center,
           children: <Widget>[
-            Text('Choose an execise', style: textTheme.labelLarge),
+            Text('Choose an exercise', style: textTheme.labelLarge),
             const SizedBox(height: 5.0),
             Wrap(
               spacing: 5.0,

examples/api/lib/material/navigation_drawer/navigation_drawer.0.dart

@@ -7,7 +7,7 @@
 // Builds an adaptive navigation widget layout. When the screen width is less than
 // 450, A [NavigationBar] will be displayed. Otherwise, a [NavigationRail] will be
 // displayed on the left side, and also a button to open the [NavigationDrawer].
-// All of these navigation widgets are built from an indentical list of data.
+// All of these navigation widgets are built from an identical list of data.
 
 import 'package:flutter/material.dart';
 

examples/api/lib/material/navigation_rail/navigation_rail.0.dart

@@ -31,7 +31,7 @@ class _NavRailExampleState extends State<NavRailExample> {
   NavigationRailLabelType labelType = NavigationRailLabelType.all;
   bool showLeading = false;
   bool showTrailing = false;
-  double groupAligment = -1.0;
+  double groupAlignment = -1.0;
 
   @override
   Widget build(BuildContext context) {
@@ -40,7 +40,7 @@ class _NavRailExampleState extends State<NavRailExample> {
         children: <Widget>[
           NavigationRail(
             selectedIndex: _selectedIndex,
-            groupAlignment: groupAligment,
+            groupAlignment: groupAlignment,
             onDestinationSelected: (int index) {
               setState(() {
                 _selectedIndex = index;
@@ -118,7 +118,7 @@ class _NavRailExampleState extends State<NavRailExample> {
                     ],
                   ),
                   const SizedBox(height: 20),
-                  Text('Group alignment: $groupAligment'),
+                  Text('Group alignment: $groupAlignment'),
                   const SizedBox(height: 10),
                   OverflowBar(
                     spacing: 10.0,
@@ -126,7 +126,7 @@ class _NavRailExampleState extends State<NavRailExample> {
                       ElevatedButton(
                         onPressed: () {
                           setState(() {
-                            groupAligment = -1.0;
+                            groupAlignment = -1.0;
                           });
                         },
                         child: const Text('Top'),
@@ -134,7 +134,7 @@ class _NavRailExampleState extends State<NavRailExample> {
                       ElevatedButton(
                         onPressed: () {
                           setState(() {
-                            groupAligment = 0.0;
+                            groupAlignment = 0.0;
                           });
                         },
                         child: const Text('Center'),
@@ -142,7 +142,7 @@ class _NavRailExampleState extends State<NavRailExample> {
                       ElevatedButton(
                         onPressed: () {
                           setState(() {
-                            groupAligment = 1.0;
+                            groupAlignment = 1.0;
                           });
                         },
                         child: const Text('Bottom'),

examples/api/lib/material/navigation_rail/navigation_rail.1.dart

@@ -32,7 +32,7 @@ class _NavRailExampleState extends State<NavRailExample> {
   NavigationRailLabelType labelType = NavigationRailLabelType.all;
   bool showLeading = false;
   bool showTrailing = false;
-  double groupAligment = -1.0;
+  double groupAlignment = -1.0;
 
   @override
   Widget build(BuildContext context) {
@@ -42,7 +42,7 @@ class _NavRailExampleState extends State<NavRailExample> {
           children: <Widget>[
             NavigationRail(
               selectedIndex: _selectedIndex,
-              groupAlignment: groupAligment,
+              groupAlignment: groupAlignment,
               onDestinationSelected: (int index) {
                 setState(() {
                   _selectedIndex = index;
@@ -120,7 +120,7 @@ class _NavRailExampleState extends State<NavRailExample> {
                     ],
                   ),
                   const SizedBox(height: 20),
-                  Text('Group alignment: $groupAligment'),
+                  Text('Group alignment: $groupAlignment'),
                   const SizedBox(height: 10),
                   OverflowBar(
                     spacing: 10.0,
@@ -128,7 +128,7 @@ class _NavRailExampleState extends State<NavRailExample> {
                       ElevatedButton(
                         onPressed: () {
                           setState(() {
-                            groupAligment = -1.0;
+                            groupAlignment = -1.0;
                           });
                         },
                         child: const Text('Top'),
@@ -136,7 +136,7 @@ class _NavRailExampleState extends State<NavRailExample> {
                       ElevatedButton(
                         onPressed: () {
                           setState(() {
-                            groupAligment = 0.0;
+                            groupAlignment = 0.0;
                           });
                         },
                         child: const Text('Center'),
@@ -144,7 +144,7 @@ class _NavRailExampleState extends State<NavRailExample> {
                       ElevatedButton(
                         onPressed: () {
                           setState(() {
-                            groupAligment = 1.0;
+                            groupAlignment = 1.0;
                           });
                         },
                         child: const Text('Bottom'),

examples/api/lib/painting/linear_border/linear_border.0.dart

@@ -93,7 +93,7 @@ class _HomeState extends State<Home> {
               // side parameter. The side can also be specified as a
               // LinearBorder parameter and if both are specified then the
               // ButtonStyle's side is used. This set up makes it possible
-              // for a button theme to specify the shape and for indidividual
+              // for a button theme to specify the shape and for individual
               // buttons to specify the shape border's color and width.
               SampleCard(
                 title: 'LinearBorder.bottom()',

examples/api/lib/widgets/magnifier/magnifier.0.dart

@@ -15,7 +15,7 @@ class MyApp extends StatefulWidget {
 }
 
 class _MyAppState extends State<MyApp> {
-  Offset dragGesturePositon = Offset.zero;
+  Offset dragGesturePosition = Offset.zero;
 
   @override
   Widget build(BuildContext context) {
@@ -32,14 +32,14 @@ class _MyAppState extends State<MyApp> {
                     GestureDetector(
                       onPanUpdate: (DragUpdateDetails details) => setState(
                         () {
-                          dragGesturePositon = details.localPosition;
+                          dragGesturePosition = details.localPosition;
                         },
                       ),
                       child: const FlutterLogo(size: 200),
                     ),
                     Positioned(
-                      left: dragGesturePositon.dx,
+                      left: dragGesturePosition.dx,
-                      top: dragGesturePositon.dy,
+                      top: dragGesturePosition.dy,
                       child: const RawMagnifier(
                         decoration: MagnifierDecoration(
                           shape: CircleBorder(

examples/api/lib/widgets/sliver/sliver_opacity.1.dart

@@ -46,7 +46,7 @@ class _MyStatefulWidgetState extends State<MyStatefulWidget> {
       body: CustomScrollView(
         slivers: <Widget>[
           const SliverToBoxAdapter(
-            child: ListTile(title: Text('Press on the button to toggle the list visibilty.')),
+            child: ListTile(title: Text('Press on the button to toggle the list visibility.')),
           ),
           const SliverToBoxAdapter(
             child: ListTile(title: Text('Before the list...')),

examples/api/lib/widgets/text_magnifier/text_magnifier.0.dart

@@ -82,7 +82,7 @@ class CustomMagnifier extends StatelessWidget {
             ),
           );
 
-          // Finally, align the magnifier to the bottom center. The inital anchor is
+          // Finally, align the magnifier to the bottom center. The initial anchor is
           // the top left, so subtract bottom center alignment.
           magnifierPosition -= Alignment.bottomCenter.alongSize(magnifierSize);
 

examples/api/test/material/choice_chip/choice_chip.0_test.dart

@@ -12,13 +12,13 @@ void main() {
       const example.ChipApp(),
     );
 
-    ChoiceChip choosenChip = tester.widget(find.byType(ChoiceChip).at(1));
+    ChoiceChip chosenChip = tester.widget(find.byType(ChoiceChip).at(1));
-    expect(choosenChip.selected, true);
+    expect(chosenChip.selected, true);
 
     await tester.tap(find.byType(ChoiceChip).at(0));
     await tester.pumpAndSettle();
 
-    choosenChip = tester.widget(find.byType(ChoiceChip).at(0));
+    chosenChip = tester.widget(find.byType(ChoiceChip).at(0));
-    expect(choosenChip.selected, true);
+    expect(chosenChip.selected, true);
   });
 }

examples/api/test/material/divider/vertical_divider.0_test.dart

@@ -18,7 +18,7 @@ void main() {
 
     expect(find.byType(VerticalDivider), findsOneWidget);
 
-    // Divider is positioned horizintally.
+    // Divider is positioned horizontally.
     Offset expanded = tester.getTopRight(find.byType(Expanded).first);
     expect(expanded.dx, tester.getTopLeft(find.byType(VerticalDivider)).dx);
 

examples/api/test/material/list_tile/list_tile.4_test.dart

@@ -7,7 +7,7 @@ import 'package:flutter_api_samples/material/list_tile/list_tile.4.dart' as exam
 import 'package:flutter_test/flutter_test.dart';
 
 void main() {
-  testWidgets('Can choose different title aligments from popup menu', (WidgetTester tester) async {
+  testWidgets('Can choose different title alignments from popup menu', (WidgetTester tester) async {
     await tester.pumpWidget(
       const example.ListTileApp(),
     );

examples/api/test/widgets/text_magnifier/text_magnifier.0_test.dart

@@ -43,7 +43,7 @@ Offset _textOffsetToPosition<T extends State<StatefulWidget>>(WidgetTester teste
 }
 
 void main() {
-  const Duration durationBetweenActons = Duration(milliseconds: 20);
+  const Duration durationBetweenActions = Duration(milliseconds: 20);
   const String defaultText = 'I am a magnifier, fear me!';
 
   Future<void> showMagnifier(WidgetTester tester, String characterToTapOn) async {
@@ -51,11 +51,11 @@ void main() {
 
     // Double tap 'Magnifier' word to show the selection handles.
     final TestGesture testGesture = await tester.startGesture(tapOffset);
-    await tester.pump(durationBetweenActons);
+    await tester.pump(durationBetweenActions);
     await testGesture.up();
-    await tester.pump(durationBetweenActons);
+    await tester.pump(durationBetweenActions);
     await testGesture.down(tapOffset);
-    await tester.pump(durationBetweenActons);
+    await tester.pump(durationBetweenActions);
     await testGesture.up();
     await tester.pumpAndSettle();
 

examples/api/windows/runner/win32_window.cpp

@@ -46,7 +46,7 @@ class WindowClassRegistrar {
  public:
   ~WindowClassRegistrar() = default;
 
-  // Returns the singleton registar instance.
+  // Returns the singleton registrar instance.
   static WindowClassRegistrar* GetInstance() {
     if (!instance_) {
       instance_ = new WindowClassRegistrar();

examples/api/windows/runner/win32_window.h

@@ -80,7 +80,7 @@ class Win32Window {
   // OS callback called by message pump. Handles the WM_NCCREATE message which
   // is passed when the non-client area is being created and enables automatic
   // non-client DPI scaling so that the non-client area automatically
-  // responsponds to changes in DPI. All other messages are handled by
+  // responds to changes in DPI. All other messages are handled by
   // MessageHandler.
   static LRESULT CALLBACK WndProc(HWND const window,
                                   UINT const message,

examples/flutter_view/windows/runner/win32_window.cpp

@@ -46,7 +46,7 @@ class WindowClassRegistrar {
  public:
   ~WindowClassRegistrar() = default;
 
-  // Returns the singleton registar instance.
+  // Returns the singleton registrar instance.
   static WindowClassRegistrar* GetInstance() {
     if (!instance_) {
       instance_ = new WindowClassRegistrar();

examples/flutter_view/windows/runner/win32_window.h

@@ -81,7 +81,7 @@ class Win32Window {
   // OS callback called by message pump. Handles the WM_NCCREATE message which
   // is passed when the non-client area is being created and enables automatic
   // non-client DPI scaling so that the non-client area automatically
-  // responsponds to changes in DPI. All other messages are handled by
+  // responds to changes in DPI. All other messages are handled by
   // MessageHandler.
   static LRESULT CALLBACK WndProc(HWND const window,
                                   UINT const message,

examples/hello_world/windows/runner/win32_window.cpp

@@ -64,7 +64,7 @@ class WindowClassRegistrar {
  public:
   ~WindowClassRegistrar() = default;
 
-  // Returns the singleton registar instance.
+  // Returns the singleton registrar instance.
   static WindowClassRegistrar* GetInstance() {
     if (!instance_) {
       instance_ = new WindowClassRegistrar();

examples/hello_world/windows/runner/win32_window.h

@@ -81,7 +81,7 @@ class Win32Window {
   // OS callback called by message pump. Handles the WM_NCCREATE message which
   // is passed when the non-client area is being created and enables automatic
   // non-client DPI scaling so that the non-client area automatically
-  // responsponds to changes in DPI. All other messages are handled by
+  // responds to changes in DPI. All other messages are handled by
   // MessageHandler.
   static LRESULT CALLBACK WndProc(HWND const window,
                                   UINT const message,

examples/platform_channel/windows/runner/win32_window.cpp

@@ -64,7 +64,7 @@ class WindowClassRegistrar {
  public:
   ~WindowClassRegistrar() = default;
 
-  // Returns the singleton registar instance.
+  // Returns the singleton registrar instance.
   static WindowClassRegistrar* GetInstance() {
     if (!instance_) {
       instance_ = new WindowClassRegistrar();

examples/platform_channel/windows/runner/win32_window.h

@@ -81,7 +81,7 @@ class Win32Window {
   // OS callback called by message pump. Handles the WM_NCCREATE message which
   // is passed when the non-client area is being created and enables automatic
   // non-client DPI scaling so that the non-client area automatically
-  // responsponds to changes in DPI. All other messages are handled by
+  // responds to changes in DPI. All other messages are handled by
   // MessageHandler.
   static LRESULT CALLBACK WndProc(HWND const window,
                                   UINT const message,

examples/platform_view/windows/runner/win32_window.cpp

@@ -46,7 +46,7 @@ class WindowClassRegistrar {
  public:
   ~WindowClassRegistrar() = default;
 
-  // Returns the singleton registar instance.
+  // Returns the singleton registrar instance.
   static WindowClassRegistrar* GetInstance() {
     if (!instance_) {
       instance_ = new WindowClassRegistrar();

examples/platform_view/windows/runner/win32_window.h

@@ -80,7 +80,7 @@ class Win32Window {
   // OS callback called by message pump. Handles the WM_NCCREATE message which
   // is passed when the non-client area is being created and enables automatic
   // non-client DPI scaling so that the non-client area automatically
-  // responsponds to changes in DPI. All other messages are handled by
+  // responds to changes in DPI. All other messages are handled by
   // MessageHandler.
   static LRESULT CALLBACK WndProc(HWND const window,
                                   UINT const message,

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

@@ -277,7 +277,7 @@ class CupertinoContextMenu extends StatefulWidget {
   /// opened in the default way to match a native iOS 16.0 app. The behavior
   /// will match what will happen if the simple child image was passed as just
   /// the [child] parameter, instead of [builder]. This can be manipulated to
-  /// add more custamizability to the widget's animation.
+  /// add more customizability to the widget's animation.
   ///
   /// ```dart
   /// CupertinoContextMenu.builder(

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

@@ -77,7 +77,7 @@ class CupertinoTextMagnifier extends StatefulWidget {
 
 class _CupertinoTextMagnifierState extends State<CupertinoTextMagnifier>
     with SingleTickerProviderStateMixin {
-  // Initalize to dummy values for the event that the inital call to
+  // Initialize to dummy values for the event that the initial call to
   // _determineMagnifierPositionAndFocalPoint calls hide, and thus does not
   // set these values.
   Offset _currentAdjustedMagnifierPosition = Offset.zero;

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

@@ -967,8 +967,8 @@ class _RenderLargeTitle extends RenderShiftedBox {
       return;
     }
 
-    final BoxConstraints childConstriants = constraints.widthConstraints().loosen();
+    final BoxConstraints childConstraints = constraints.widthConstraints().loosen();
-    child.layout(childConstriants, parentUsesSize: true);
+    child.layout(childConstraints, parentUsesSize: true);
 
     final double maxScale = child.size.width != 0.0
       ? clampDouble(constraints.maxWidth / child.size.width, 1.0, 1.1)

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

@@ -364,7 +364,7 @@ class _CupertinoSwitchState extends State<CupertinoSwitch> with TickerProviderSt
             activeColor: activeColor,
             trackColor: CupertinoDynamicColor.resolve(widget.trackColor ?? CupertinoColors.secondarySystemFill, context),
             thumbColor: CupertinoDynamicColor.resolve(widget.thumbColor ?? CupertinoColors.white, context),
-            // Opacity, lightness, and saturation values were aproximated with
+            // Opacity, lightness, and saturation values were approximated with
             // color pickers on the switches in the macOS settings.
             focusColor: CupertinoDynamicColor.resolve(
               widget.focusColor ??

packages/flutter/lib/src/foundation/memory_allocations.dart

@@ -39,7 +39,7 @@ abstract class ObjectEvent{
   /// long living place as it will prevent garbage collection.
   final Object object;
 
-  /// The representation of the event in a form, acceptible by a
+  /// The representation of the event in a form, acceptable by a
   /// pure dart library, that cannot depend on Flutter.
   ///
   /// The method enables code like:

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

@@ -467,7 +467,7 @@ class _DatePickerDialogState extends State<DatePickerDialog> with RestorationMix
           color: headerForegroundColor,
         )
       // Material2 has support for landscape and the current M3 spec doesn't
-      // address this layout, so handling it seperately here.
+      // address this layout, so handling it separately here.
       : (orientation == Orientation.landscape
         ? textTheme.headlineSmall?.copyWith(color: headerForegroundColor)
         : textTheme.headlineMedium?.copyWith(color: headerForegroundColor));

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

@@ -152,7 +152,7 @@ class DatePickerThemeData with Diagnosticable {
   /// day labels in the grid of the date picker.
   final MaterialStateProperty<Color?>? dayBackgroundColor;
 
-  /// Overriddes the default highlight color that's typically used to
+  /// Overrides the default highlight color that's typically used to
   /// indicate that a day in the grid is focused, hovered, or pressed.
   final MaterialStateProperty<Color?>? dayOverlayColor;
 

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

@@ -139,7 +139,7 @@ class ExpansionPanelRadio extends ExpansionPanel {
 /// expansions.
 ///
 /// The [expansionCallback] is called when the expansion state changes. For
-/// normal [ExpansionPanelList] widgets, it is the responsibilty of the parent
+/// normal [ExpansionPanelList] widgets, it is the responsibility of the parent
 /// widget to rebuild the [ExpansionPanelList] with updated values for
 /// [ExpansionPanel.isExpanded]. For [ExpansionPanelList.radio] widgets, the
 /// open state is tracked internally and the callback is invoked both for the

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

@@ -203,7 +203,7 @@ class InkSparkle extends InteractiveInkFeature {
       ],
     ).animate(_animationController);
 
-    // Creates an element of randomness so that ink eminating from the same
+    // Creates an element of randomness so that ink emanating from the same
     // pixel have slightly different rings and sparkles.
     _turbulenceSeed = turbulenceSeed ?? math.Random().nextDouble() * 1000.0;
   }

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

@@ -86,7 +86,7 @@ class _TextMagnifierState extends State<TextMagnifier> {
   // Should _only_ be null on construction. This is because of the animation logic.
   //
   // Animations are added when `last_build_y != current_build_y`. This condition
-  // is true on the inital render, which would mean that the inital
+  // is true on the initial render, which would mean that the initial
   // build would be animated - this is undesired. Thus, this is null for the
   // first frame and the condition becomes `magnifierPosition != null && last_build_y != this_build_y`.
   Offset? _magnifierPosition;

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

@@ -169,7 +169,7 @@ class NavigationBar extends StatelessWidget {
   /// is used. Otherwise, [ColorScheme.secondary] with an opacity of 0.24 is used.
   final Color? indicatorColor;
 
-  /// The shape of the selected inidicator.
+  /// The shape of the selected indicator.
   ///
   /// If null, [NavigationBarThemeData.indicatorShape] is used. If that
   /// is also null and [ThemeData.useMaterial3] is true, [StadiumBorder] is used.

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

@@ -98,7 +98,7 @@ class NavigationDrawer extends StatelessWidget {
   /// If that is also null, defaults to [ColorScheme.secondaryContainer].
   final Color? indicatorColor;
 
-  /// The shape of the selected inidicator.
+  /// The shape of the selected indicator.
   ///
   /// If this is null, [NavigationDrawerThemeData.indicatorShape] is used.
   /// If that is also null, defaults to [StadiumBorder].
@@ -114,7 +114,7 @@ class NavigationDrawer extends StatelessWidget {
   /// [NavigationDrawerDestination] or null if no destination is selected.
   ///
   /// A valid [selectedIndex] satisfies 0 <= [selectedIndex] < number of [NavigationDrawerDestination].
-  /// For an invalid [selectedIndex] like `-1`, all desitinations will appear unselected.
+  /// For an invalid [selectedIndex] like `-1`, all destinations will appear unselected.
   final int? selectedIndex;
 
   /// Called when one of the [NavigationDrawerDestination] children is selected.

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

@@ -578,7 +578,7 @@ class _RailDestination extends StatelessWidget {
     );
 
     final bool material3 = Theme.of(context).useMaterial3;
-    final EdgeInsets destionationPadding = (padding ?? EdgeInsets.zero).resolve(Directionality.of(context));
+    final EdgeInsets destinationPadding = (padding ?? EdgeInsets.zero).resolve(Directionality.of(context));
     Offset indicatorOffset;
 
     final Widget themedIcon = IconTheme(
@@ -597,8 +597,8 @@ class _RailDestination extends StatelessWidget {
         // Split the destination spacing across the top and bottom to keep the icon centered.
         final Widget? spacing = material3 ? const SizedBox(height: _verticalDestinationSpacingM3 / 2) : null;
         indicatorOffset = Offset(
-          minWidth / 2 + destionationPadding.left,
+          minWidth / 2 + destinationPadding.left,
-          _verticalDestinationSpacingM3 / 2 + destionationPadding.top,
+          _verticalDestinationSpacingM3 / 2 + destinationPadding.top,
         );
         final Widget iconPart = Column(
           children: <Widget>[
@@ -675,8 +675,8 @@ class _RailDestination extends StatelessWidget {
         final Widget topSpacing = SizedBox(height: material3 ? 0 : verticalPadding);
         final Widget labelSpacing = SizedBox(height: material3 ? lerpDouble(0, _verticalIconLabelSpacingM3, appearingAnimationValue)! : 0);
         final Widget bottomSpacing = SizedBox(height: material3 ? _verticalDestinationSpacingM3 : verticalPadding);
-        final double indicatorHorizontalPadding = (destionationPadding.left / 2) - (destionationPadding.right / 2);
+        final double indicatorHorizontalPadding = (destinationPadding.left / 2) - (destinationPadding.right / 2);
-        final double indicatorVerticalPadding = destionationPadding.top;
+        final double indicatorVerticalPadding = destinationPadding.top;
         indicatorOffset = Offset(minWidth / 2 + indicatorHorizontalPadding, indicatorVerticalPadding);
         if (minWidth < _NavigationRailDefaultsM2(context).minWidth!) {
           indicatorOffset = Offset(minWidth / 2 + _horizontalDestinationSpacingM3, indicatorVerticalPadding);
@@ -723,8 +723,8 @@ class _RailDestination extends StatelessWidget {
         final Widget topSpacing = SizedBox(height: material3 ? 0 : _verticalDestinationPaddingWithLabel);
         final Widget labelSpacing = SizedBox(height: material3 ? _verticalIconLabelSpacingM3 : 0);
         final Widget bottomSpacing = SizedBox(height: material3 ? _verticalDestinationSpacingM3 : _verticalDestinationPaddingWithLabel);
-        final double indicatorHorizontalPadding = (destionationPadding.left / 2) - (destionationPadding.right / 2);
+        final double indicatorHorizontalPadding = (destinationPadding.left / 2) - (destinationPadding.right / 2);
-        final double indicatorVerticalPadding = destionationPadding.top;
+        final double indicatorVerticalPadding = destinationPadding.top;
         indicatorOffset = Offset(minWidth / 2 + indicatorHorizontalPadding, indicatorVerticalPadding);
         if (minWidth < _NavigationRailDefaultsM2(context).minWidth!) {
           indicatorOffset = Offset(minWidth / 2 + _horizontalDestinationSpacingM3, indicatorVerticalPadding);
@@ -944,7 +944,7 @@ class NavigationRailDestination {
   /// The color of the [indicatorShape] when this destination is selected.
   final Color? indicatorColor;
 
-  /// The shape of the selection inidicator.
+  /// The shape of the selection indicator.
   final ShapeBorder? indicatorShape;
 
   /// The label for the destination.

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

@@ -1158,9 +1158,9 @@ class _ScaffoldLayout extends MultiChildLayoutDelegate {
       positionChild(_ScaffoldSlot.snackBar, Offset(xOffset, snackBarYOffsetBase - snackBarSize.height));
 
       assert((){
-        // Whether a floating SnackBar has been offsetted too high.
+        // Whether a floating SnackBar has been offset too high.
         //
-        // To improve the developper experience, this assert is done after the call to positionChild.
+        // To improve the developer experience, this assert is done after the call to positionChild.
         // if we assert sooner the SnackBar is visible because its defaults position is (0,0) and
         // it can cause confusion to the user as the error message states that the SnackBar is off screen.
         if (isSnackBarFloating) {

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

@@ -100,7 +100,7 @@ class SegmentedButton<T> extends StatelessWidget {
   /// more than five options, consider using [FilterChip] or [ChoiceChip]
   /// widgets.
   ///
-  /// If [onSelectionChanged] is null, then the entire segemented button will
+  /// If [onSelectionChanged] is null, then the entire segmented button will
   /// be disabled.
   ///
   /// By default [selected] must only contain one entry. However, if
@@ -163,7 +163,7 @@ class SegmentedButton<T> extends StatelessWidget {
 
   /// Determines if having no selected segments is allowed.
   ///
-  /// If true, then it is acceptable for none of the segements to be selected.
+  /// If true, then it is acceptable for none of the segments to be selected.
   /// This means that [selected] can be empty. If the user taps on a
   /// selected segment, it will be removed from the selection set passed into
   /// [onSelectionChanged].
@@ -183,7 +183,7 @@ class SegmentedButton<T> extends StatelessWidget {
   ///     dividers between segments.
   ///   * [ButtonStyle.shape]
   ///
-  /// The following style properties are applied to each of the invidual
+  /// The following style properties are applied to each of the individual
   /// button segments. For properties that are a [MaterialStateProperty],
   /// they will be resolved with the current state of the segment:
   ///

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

@@ -516,7 +516,7 @@ class _SnackBarState extends State<SnackBar> {
     // the surrounding theme.
     final Brightness brightness = isThemeDark ? Brightness.light : Brightness.dark;
 
-    // Invert the theme values for Material 2. Material 3 values are tokenzied to pre-inverted values.
+    // Invert the theme values for Material 2. Material 3 values are tokenized to pre-inverted values.
     final ThemeData effectiveTheme = theme.useMaterial3
         ? theme
         : theme.copyWith(

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

@@ -1077,7 +1077,7 @@ class TextStyle with Diagnosticable {
   /// implementation uses the non-null value throughout the transition for
   /// lerpable fields such as colors (for example, if one [TextStyle] specified
   /// `fontSize` but the other didn't, the returned [TextStyle] will use the
-  /// `fontSize` from the [TextStyle] that specified it, regarless of the `t`
+  /// `fontSize` from the [TextStyle] that specified it, regardless of the `t`
   /// value).
   ///
   /// This method throws when the given [TextStyle]s don't have the same

packages/flutter/lib/src/rendering/editable.dart

@@ -729,7 +729,7 @@ class RenderEditable extends RenderBox with RelayoutWhenSystemFontsChangeMixin,
     // Check if the selection is visible with an approximation because a
     // difference between rounded and unrounded values causes the caret to be
     // reported as having a slightly (< 0.5) negative y offset. This rounding
-    // happens in paragraph.cc's layout and TextPainer's
+    // happens in paragraph.cc's layout and TextPainter's
     // _applyFloatingPointHack. Ideally, the rounding mismatch will be fixed and
     // this can be changed to be a strict check instead of an approximation.
     const double visibleRegionSlop = 0.5;
@@ -775,7 +775,7 @@ class RenderEditable extends RenderBox with RelayoutWhenSystemFontsChangeMixin,
   @override
   void markNeedsPaint() {
     super.markNeedsPaint();
-    // Tell the painers to repaint since text layout may have changed.
+    // Tell the painters to repaint since text layout may have changed.
     _foregroundRenderObject?.markNeedsPaint();
     _backgroundRenderObject?.markNeedsPaint();
   }

packages/flutter/lib/src/rendering/object.dart

@@ -2370,7 +2370,7 @@ abstract class RenderObject extends AbstractNode with DiagnosticableTreeMixin im
   /// needing to paint and needing a composited layer update, this method is only
   /// called once.
   // TODO(jonahwilliams): https://github.com/flutter/flutter/issues/102102 revisit the
-  // contraint that the instance/type of layer cannot be changed at runtime.
+  // constraint that the instance/type of layer cannot be changed at runtime.
   OffsetLayer updateCompositedLayer({required covariant OffsetLayer? oldLayer}) {
     assert(isRepaintBoundary);
     return oldLayer ?? OffsetLayer();

packages/flutter/lib/src/scheduler/binding.dart

@@ -189,7 +189,7 @@ enum SchedulerPhase {
 /// See also:
 ///
 /// * [PerformanceModeRequestHandle] for more information on the lifecycle of the handle.
-typedef _PerformanceModeCleaupCallback = VoidCallback;
+typedef _PerformanceModeCleanupCallback = VoidCallback;
 
 /// An opaque handle that keeps a request for [DartPerformanceMode] active until
 /// disposed.
@@ -197,9 +197,9 @@ typedef _PerformanceModeCleaupCallback = VoidCallback;
 /// To create a [PerformanceModeRequestHandle], use [SchedulerBinding.requestPerformanceMode].
 /// The component that makes the request is responsible for disposing the handle.
 class PerformanceModeRequestHandle {
-  PerformanceModeRequestHandle._(_PerformanceModeCleaupCallback this._cleanup);
+  PerformanceModeRequestHandle._(_PerformanceModeCleanupCallback this._cleanup);
 
-  _PerformanceModeCleaupCallback? _cleanup;
+  _PerformanceModeCleanupCallback? _cleanup;
 
   /// Call this method to signal to [SchedulerBinding] that a request for a [DartPerformanceMode]
   /// is no longer needed.

packages/flutter/lib/src/services/dom.dart

@@ -115,7 +115,7 @@ typedef DomEventListener = void Function(DomEvent event);
 @staticInterop
 class DomEvent {}
 
-/// [DomEvent] reqiured extension.
+/// [DomEvent] required extension.
 extension DomEventExtension on DomEvent {
   /// Get the event type.
   external String get type;
@@ -134,7 +134,7 @@ extension DomEventExtension on DomEvent {
 @staticInterop
 class DomProgressEvent extends DomEvent {}
 
-/// [DomProgressEvent] reqiured extension.
+/// [DomProgressEvent] required extension.
 extension DomProgressEventExtension on DomProgressEvent {
   /// Amount of work done.
   external int? get loaded;
@@ -182,7 +182,7 @@ extension DomDocumentExtension on DomDocument {
 @JS('window.document')
 external DomDocument get domDocument;
 
-/// Cretaes a new DOM event.
+/// Creates a new DOM event.
 DomEvent createDomEvent(String type, String name) {
   final DomEvent event = domDocument.createEvent(type);
   event.initEvent(name, true, true);

packages/flutter/lib/src/services/hardware_keyboard.dart

@@ -864,7 +864,7 @@ class KeyEventManager {
         return false;
       case KeyDataTransitMode.keyDataThenRawKeyData:
         // Having 0 as the physical and logical ID indicates an empty key data
-        // (the only occassion either field can be 0,) transmitted to ensure
+        // (the only occasion either field can be 0,) transmitted to ensure
         // that the transit mode is correctly inferred. These events should be
         // ignored.
         if (data.physical == 0 && data.logical == 0) {

packages/flutter/lib/src/services/raw_keyboard.dart

@@ -864,7 +864,7 @@ class RawKeyboard {
     // exist in the modifier list. Enforce the pressing state.
     if (event is RawKeyDownEvent && thisKeyModifier != null
         && !_keysPressed.containsKey(event.physicalKey)) {
-      // This inconsistancy is found on Linux GTK for AltRight:
+      // This inconsistency is found on Linux GTK for AltRight:
       // https://github.com/flutter/flutter/issues/93278
       // And also on Android and iOS:
       // https://github.com/flutter/flutter/issues/101090

packages/flutter/lib/src/services/system_chrome.dart

@@ -531,9 +531,9 @@ class SystemChrome {
   /// to configure the system styles when an app bar is not used. When an app
   /// bar is used, apps should not enclose the app bar in an annotated region
   /// because one is automatically created. If an app bar is used and the app
-  /// bar is enclosed in an annotated region, the app bar overlay style supercedes
+  /// bar is enclosed in an annotated region, the app bar overlay style supersedes
   /// the status bar properties defined in the enclosing annotated region overlay
-  /// style and the enclosing annotated region overlay style supercedes the app bar
+  /// style and the enclosing annotated region overlay style supersedes the app bar
   /// overlay style navigation bar properties.
   ///
   /// {@tool sample}

packages/flutter/lib/src/services/text_boundary.dart

@@ -59,7 +59,7 @@ abstract class TextBoundary {
   }
 }
 
-/// A [TextBoundary] subclass for retriving the range of the grapheme the given
+/// A [TextBoundary] subclass for retrieving the range of the grapheme the given
 /// `position` is in.
 ///
 /// The class is implemented using the

packages/flutter/lib/src/services/text_editing_delta.dart

@@ -277,7 +277,7 @@ class TextEditingDeltaInsertion extends TextEditingDelta {
   @override
   TextEditingValue apply(TextEditingValue value) {
     // To stay inline with the plain text model we should follow a last write wins
-    // policy and apply the delta to the oldText. This is due to the asyncronous
+    // policy and apply the delta to the oldText. This is due to the asynchronous
     // nature of the connection between the framework and platform text input plugins.
     String newText = oldText;
     assert(_debugTextRangeIsValid(TextRange.collapsed(insertionOffset), newText), 'Applying TextEditingDeltaInsertion failed, the insertionOffset: $insertionOffset is not within the bounds of $newText of length: ${newText.length}');
@@ -323,7 +323,7 @@ class TextEditingDeltaDeletion extends TextEditingDelta {
   @override
   TextEditingValue apply(TextEditingValue value) {
     // To stay inline with the plain text model we should follow a last write wins
-    // policy and apply the delta to the oldText. This is due to the asyncronous
+    // policy and apply the delta to the oldText. This is due to the asynchronous
     // nature of the connection between the framework and platform text input plugins.
     String newText = oldText;
     assert(_debugTextRangeIsValid(deletedRange, newText), 'Applying TextEditingDeltaDeletion failed, the deletedRange: $deletedRange is not within the bounds of $newText of length: ${newText.length}');
@@ -379,7 +379,7 @@ class TextEditingDeltaReplacement extends TextEditingDelta {
   @override
   TextEditingValue apply(TextEditingValue value) {
     // To stay inline with the plain text model we should follow a last write wins
-    // policy and apply the delta to the oldText. This is due to the asyncronous
+    // policy and apply the delta to the oldText. This is due to the asynchronous
     // nature of the connection between the framework and platform text input plugins.
     String newText = oldText;
     assert(_debugTextRangeIsValid(replacedRange, newText), 'Applying TextEditingDeltaReplacement failed, the replacedRange: $replacedRange is not within the bounds of $newText of length: ${newText.length}');
@@ -425,7 +425,7 @@ class TextEditingDeltaNonTextUpdate extends TextEditingDelta {
   @override
   TextEditingValue apply(TextEditingValue value) {
     // To stay inline with the plain text model we should follow a last write wins
-    // policy and apply the delta to the oldText. This is due to the asyncronous
+    // policy and apply the delta to the oldText. This is due to the asynchronous
     // nature of the connection between the framework and platform text input plugins.
     assert(_debugTextRangeIsValid(selection, oldText), 'Applying TextEditingDeltaNonTextUpdate failed, the selection range: $selection is not within the bounds of $oldText of length: ${oldText.length}');
     assert(_debugTextRangeIsValid(composing, oldText), 'Applying TextEditingDeltaNonTextUpdate failed, the composing region: $composing is not within the bounds of $oldText of length: ${oldText.length}');

packages/flutter/lib/src/widgets/basic.dart

@@ -6811,7 +6811,7 @@ class MetaData extends SingleChildRenderObjectWidget {
 /// A widget that annotates the widget tree with a description of the meaning of
 /// the widgets.
 ///
-/// Used by assitive technologies, search engines, and other semantic analysis
+/// Used by assistive technologies, search engines, and other semantic analysis
 /// software to determine the meaning of the application.
 ///
 /// {@youtube 560 315 https://www.youtube.com/watch?v=NvtMt_DtFrQ}

packages/flutter/lib/src/widgets/default_text_editing_shortcuts.dart

@@ -34,7 +34,7 @@ import 'text_editing_intents.dart';
 /// ```dart
 /// @override
 /// Widget build(BuildContext context) {
-///   // If using WidgetsApp or its descendents MaterialApp or CupertinoApp,
+///   // If using WidgetsApp or its descendants MaterialApp or CupertinoApp,
 ///   // then DefaultTextEditingShortcuts is already being inserted into the
 ///   // widget tree.
 ///   return const DefaultTextEditingShortcuts(
@@ -89,7 +89,7 @@ import 'text_editing_intents.dart';
 ///
 ///   @override
 ///   Widget build(BuildContext context) {
-///     // If using WidgetsApp or its descendents MaterialApp or CupertinoApp,
+///     // If using WidgetsApp or its descendants MaterialApp or CupertinoApp,
 ///     // then DefaultTextEditingShortcuts is already being inserted into the
 ///     // widget tree.
 ///     return DefaultTextEditingShortcuts(

packages/flutter/lib/src/widgets/editable_text.dart

@@ -2368,7 +2368,7 @@ class EditableTextState extends State<EditableText> with AutomaticKeepAliveClien
   SuggestionSpan? findSuggestionSpanAtCursorIndex(int cursorIndex) {
     if (!_spellCheckResultsReceived
         || spellCheckResults!.suggestionSpans.last.range.end < cursorIndex) {
-      // No spell check results have been recieved or the cursor index is out
+      // No spell check results have been received or the cursor index is out
       // of range that suggestionSpans covers.
       return null;
     }
@@ -2533,7 +2533,7 @@ class EditableTextState extends State<EditableText> with AutomaticKeepAliveClien
   ///
   /// * [EditableText.getEditableButtonItems], which performs a similar role,
   ///   but for any editable field, not just specifically EditableText.
-  /// * [SelectableRegionState.contextMenuButtonItems], which peforms a similar
+  /// * [SelectableRegionState.contextMenuButtonItems], which performs a similar
   ///   role but for content that is selectable but not editable.
   /// * [contextMenuAnchors], which provides the anchor points for the default
   ///   context menu.
@@ -2789,7 +2789,7 @@ class EditableTextState extends State<EditableText> with AutomaticKeepAliveClien
     }
 
     // Wherever the value is changed by the user, schedule a showCaretOnScreen
-    // to make sure the user can see the changes they just made. Programmatical
+    // to make sure the user can see the changes they just made. Programmatic
     // changes to `textEditingValue` do not trigger the behavior even if the
     // text field is focused.
     _scheduleShowCaretOnScreen(withAnimation: true);
@@ -4565,14 +4565,14 @@ class EditableTextState extends State<EditableText> with AutomaticKeepAliveClien
       String text = _value.text;
       text = widget.obscuringCharacter * text.length;
       // Reveal the latest character in an obscured field only on mobile.
-      // Newer verions of iOS (iOS 15+) no longer reveal the most recently
+      // Newer versions of iOS (iOS 15+) no longer reveal the most recently
       // entered character.
       const Set<TargetPlatform> mobilePlatforms = <TargetPlatform> {
         TargetPlatform.android, TargetPlatform.fuchsia,
       };
-      final bool breiflyShowPassword = WidgetsBinding.instance.platformDispatcher.brieflyShowPassword
+      final bool brieflyShowPassword = WidgetsBinding.instance.platformDispatcher.brieflyShowPassword
                                     && mobilePlatforms.contains(defaultTargetPlatform);
-      if (breiflyShowPassword) {
+      if (brieflyShowPassword) {
         final int? o = _obscureShowCharTicksPending > 0 ? _obscureLatestCharIndex : null;
         if (o != null && o >= 0 && o < text.length) {
           text = text.replaceRange(o, o + 1, _value.text.substring(o, o + 1));

packages/flutter/lib/src/widgets/focus_scope.dart

@@ -319,7 +319,7 @@ class Focus extends StatefulWidget {
   /// {@template flutter.widgets.Focus.descendantsAreTraversable}
   /// If false, will make this widget's descendants untraversable.
   ///
-  /// Defaults to true. Does not affect traversablility of this node (just its
+  /// Defaults to true. Does not affect traversability of this node (just its
   /// descendants): for that, use [FocusNode.skipTraversal].
   ///
   /// Does not affect the value of [FocusNode.skipTraversal] on the

packages/flutter/lib/src/widgets/focus_traversal.dart

@@ -114,7 +114,7 @@ enum TraversalEdgeBehavior {
   /// current [FlutterView]. For example, [NextFocusAction] invoked via keyboard
   /// (typically the TAB key) would receive [KeyEventResult.skipRemainingHandlers]
   /// allowing the embedder handle the shortcut. On the web, typically the
-  /// control is transfered to the browser, allowing the user to reach the
+  /// control is transferred to the browser, allowing the user to reach the
   /// address bar, escape an `iframe`, or focus on HTML elements other than
   /// those managed by Flutter.
   leaveFlutterView,

packages/flutter/lib/src/widgets/implicit_animations.dart

@@ -185,7 +185,7 @@ class Matrix4Tween extends Tween<Matrix4> {
     end!.decompose(endTranslation, endRotation, endScale);
     final Vector3 lerpTranslation =
         beginTranslation * (1.0 - t) + endTranslation * t;
-    // TODO(alangardner): Implement slerp for constant rotation
+    // TODO(alangardner): Implement lerp for constant rotation
     final Quaternion lerpRotation =
         (beginRotation.scaled(1.0 - t) + endRotation.scaled(t)).normalized();
     final Vector3 lerpScale = beginScale * (1.0 - t) + endScale * t;

packages/flutter/lib/src/widgets/modal_barrier.dart

@@ -53,7 +53,7 @@ class _SemanticsClipper extends SingleChildRenderObjectWidget{
 /// Updates the [SemanticsNode.rect] of its child based on the value inside
 /// provided [ValueNotifier].
 class _RenderSemanticsClipper extends RenderProxyBox {
-  /// Creats a [RenderProxyBox] that Updates the [SemanticsNode.rect] of its child
+  /// Creates a [RenderProxyBox] that Updates the [SemanticsNode.rect] of its child
   /// based on the value inside provided [ValueNotifier].
   _RenderSemanticsClipper({
     required ValueNotifier<EdgeInsets> clipDetailsNotifier,

packages/flutter/lib/src/widgets/platform_view.dart

@@ -1088,7 +1088,7 @@ class _AndroidViewSurfaceState extends State<AndroidViewSurface> {
   void initState() {
     super.initState();
     if (!widget.controller.isCreated) {
-      // Schedule a rebuild once creation is complete and the final dislay
+      // Schedule a rebuild once creation is complete and the final display
       // type is known.
       widget.controller.addOnPlatformViewCreatedListener(_onPlatformViewCreated);
     }

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

@@ -396,7 +396,7 @@ class ScrollbarPainter extends ChangeNotifier implements CustomPainter {
   Rect? _thumbRect;
   // The current scroll position + _leadingThumbMainAxisOffset
   late double _thumbOffset;
-  // The fraction visible in relation to the trversable length of the track.
+  // The fraction visible in relation to the traversable length of the track.
   late double _thumbExtent;
   // Thumb Offsets
   // The thumb is offset by padding and margins.

packages/flutter/lib/src/widgets/selectable_region.dart

@@ -973,7 +973,7 @@ class SelectableRegionState extends State<SelectableRegion> with TextSelectionDe
   ///
   /// * [SelectableRegion.getSelectableButtonItems], which performs a similar role,
   ///   but for any selectable text, not just specifically SelectableRegion.
-  /// * [EditableTextState.contextMenuButtonItems], which peforms a similar role
+  /// * [EditableTextState.contextMenuButtonItems], which performs a similar role
   ///   but for content that is not just selectable but also editable.
   /// * [contextMenuAnchors], which provides the anchor points for the default
   ///   context menu.

packages/flutter/lib/src/widgets/spell_check.dart

@@ -75,7 +75,7 @@ class SpellCheckConfiguration {
   spell check enabled   : $_spellCheckEnabled
   spell check service   : $spellCheckService
   misspelled text style : $misspelledTextStyle
-  spell check suggesstions toolbar builder: $spellCheckSuggestionsToolbarBuilder
+  spell check suggestions toolbar builder: $spellCheckSuggestionsToolbarBuilder
 '''
         .trim();
   }

packages/flutter/lib/src/widgets/tap_and_drag_gestures.dart

@@ -335,7 +335,7 @@ class TapDragUpdateDetails with Diagnosticable {
   /// coordinates (the present [globalPosition]) when this callback is triggered.
   ///
   /// When considering a [GestureRecognizer] that tracks the number of consecutive taps,
-  /// this offset is associated with the most recent [PointerDownEvent] that occured.
+  /// this offset is associated with the most recent [PointerDownEvent] that occurred.
   final Offset offsetFromOrigin;
 
   /// A local delta offset from the point where the drag initially contacted
@@ -343,7 +343,7 @@ class TapDragUpdateDetails with Diagnosticable {
   /// coordinates (the present [localPosition]) when this callback is triggered.
   ///
   /// When considering a [GestureRecognizer] that tracks the number of consecutive taps,
-  /// this offset is associated with the most recent [PointerDownEvent] that occured.
+  /// this offset is associated with the most recent [PointerDownEvent] that occurred.
   final Offset localOffsetFromOrigin;
 
   /// If this tap is in a series of taps, then this value represents
@@ -678,7 +678,7 @@ mixin _TapStatusTrackerMixin on OneSequenceGestureRecognizer {
 /// ### When competing with `TapGestureRecognizer` and `DragGestureRecognizer`
 ///
 /// Similar to [TapGestureRecognizer] and [DragGestureRecognizer],
-/// [TapAndDragGestureRecognizer] will not aggresively declare victory when it detects
+/// [TapAndDragGestureRecognizer] will not aggressively declare victory when it detects
 /// a tap, so when it is competing with those gesture recognizers and others it has a chance
 /// of losing.
 ///

packages/flutter/lib/src/widgets/text_selection.dart

@@ -983,13 +983,13 @@ class SelectionOverlay {
   /// since magnifiers may hide themselves. If this info is needed, check
   /// [MagnifierController.shown].
   /// {@endtemplate}
-  void showMagnifier(MagnifierInfo initalMagnifierInfo) {
+  void showMagnifier(MagnifierInfo initialMagnifierInfo) {
     if (_toolbar != null || _contextMenuControllerIsShown) {
       hideToolbar();
     }
 
-    // Start from empty, so we don't utilize any rememnant values.
+    // Start from empty, so we don't utilize any remnant values.
-    _magnifierInfo.value = initalMagnifierInfo;
+    _magnifierInfo.value = initialMagnifierInfo;
 
     // Pre-build the magnifiers so we can tell if we've built something
     // or not. If we don't build a magnifiers, then we should not
@@ -3076,7 +3076,7 @@ enum ClipboardStatus {
   /// waiting to receive the clipboard contents for the first time.
   unknown,
 
-  /// The content on the clipboard is not pastable, such as when it is empty.
+  /// The content on the clipboard is not pasteable, such as when it is empty.
   notPasteable,
 }
 

packages/flutter/lib/src/widgets/widget_inspector.dart

@@ -3587,7 +3587,7 @@ class InspectorSerializationDelegate implements DiagnosticsSerializationDelegate
   /// Whether the tree should only include nodes created by the local project.
   final bool summaryTree;
 
-  /// Maximum descendents of [DiagnosticsNode] before truncating.
+  /// Maximum descendants of [DiagnosticsNode] before truncating.
   final int maxDescendantsTruncatableNode;
 
   @override

packages/flutter/test/cupertino/magnifier_test.dart

@@ -189,7 +189,7 @@ void main() {
           ),
         );
 
-        // Show the magnifier initally, so that we get it in a not hidden state.
+        // Show the magnifier initially, so that we get it in a not hidden state.
         await showCupertinoMagnifier(context, tester, magnifierinfo);
 
         // Move the gesture to one that should hide it.
@@ -228,7 +228,7 @@ void main() {
           ),
         );
 
-        // Show the magnifier initally, so that we get it in a not hidden state.
+        // Show the magnifier initially, so that we get it in a not hidden state.
         await showCupertinoMagnifier(context, tester, magnifierInfo);
 
         // Move the gesture to one that should hide it.

packages/flutter/test/cupertino/nav_bar_test.dart

@@ -188,7 +188,7 @@ void main() {
   }
 
   // Regression test for https://github.com/flutter/flutter/issues/119270
-  testWidgets('System navigation bar properties are not overriden', (WidgetTester tester) async {
+  testWidgets('System navigation bar properties are not overridden', (WidgetTester tester) async {
     await tester.pumpWidget(
       const CupertinoApp(
         home: CupertinoNavigationBar(

packages/flutter/test/cupertino/nav_bar_transition_test.dart

@@ -465,7 +465,7 @@ void main() {
     mode = SchedulerBinding.instance.debugGetRequestedPerformanceMode();
     expect(mode, equals(DartPerformanceMode.latency));
 
-    // end of transitio, go back to no requests active.
+    // end of transition, go back to no requests active.
     await tester.pump(const Duration(milliseconds: 500));
     mode = SchedulerBinding.instance.debugGetRequestedPerformanceMode();
     expect(mode, isNull);

packages/flutter/test/cupertino/text_field_test.dart

@@ -650,7 +650,7 @@ void main() {
   );
 
   testWidgets(
-    'decoration can be overrriden',
+    'decoration can be overridden',
     (WidgetTester tester) async {
       await tester.pumpWidget(
         const CupertinoApp(

packages/flutter/test/foundation/memory_allocations_test.dart

@@ -38,20 +38,20 @@ void main() {
   test('addListener and removeListener add and remove listeners.', () {
 
     final ObjectEvent event = ObjectDisposed(object: 'object');
-    ObjectEvent? recievedEvent;
+    ObjectEvent? receivedEvent;
-    void listener(ObjectEvent event) => recievedEvent = event;
+    void listener(ObjectEvent event) => receivedEvent = event;
     expect(ma.hasListeners, isFalse);
 
     ma.addListener(listener);
     _checkSdkHandlersSet();
     ma.dispatchObjectEvent(event);
-    expect(recievedEvent, equals(event));
+    expect(receivedEvent, equals(event));
     expect(ma.hasListeners, isTrue);
-    recievedEvent = null;
+    receivedEvent = null;
 
     ma.removeListener(listener);
     ma.dispatchObjectEvent(event);
-    expect(recievedEvent, isNull);
+    expect(receivedEvent, isNull);
     expect(ma.hasListeners, isFalse);
     _checkSdkHandlersNotSet();
   });

packages/flutter/test/gestures/gesture_config_regression_test.dart

@@ -50,8 +50,8 @@ class NestedScrollableCase extends StatelessWidget {
   }
 }
 
-class NestedDragableCase extends StatelessWidget {
+class NestedDraggableCase extends StatelessWidget {
-  const NestedDragableCase({super.key, required this.testResult});
+  const NestedDraggableCase({super.key, required this.testResult});
 
   final TestResult testResult;
 
@@ -120,7 +120,7 @@ void main() {
 
     await tester.pumpWidget(MaterialApp(
       title: 'Scroll Bug',
-      home: NestedDragableCase(testResult: result),
+      home: NestedDraggableCase(testResult: result),
     ));
 
     // By dragging the scroll view more than the configured touch slop above but less than