Fixed large amount of spelling errors (#83744)

dev/benchmarks/complex_layout/test_driver/semantics_perf_test.dart

@@ -23,7 +23,7 @@ void main() {
         driver.close();
     });
 
-    test('inital tree creation', () async {
+    test('initial tree creation', () async {
       // Let app become fully idle.
       await Future<void>.delayed(const Duration(seconds: 2));
 

dev/benchmarks/macrobenchmarks/lib/src/web/bench_dynamic_clip_on_static_picture.dart

@@ -35,7 +35,7 @@ class BenchDynamicClipOnStaticPicture extends SceneBuilderRecorder {
   BenchDynamicClipOnStaticPicture() : super(name: benchmarkName) {
     // If the scrollable extent is too small, the benchmark may end up
     // scrolling the picture out of the clip area entirely, resulting in
-    // bogus metric vaules.
+    // bogus metric values.
     const double maxScrollExtent = kTotalSampleCount * kScrollDelta;
     const double pictureHeight = kRows * kRowHeight;
     if (maxScrollExtent > pictureHeight) {

dev/benchmarks/macrobenchmarks/lib/web_benchmarks.dart

@@ -245,7 +245,7 @@ class TimeseriesVisualization {
       final AnnotatedSample sample = _stats.samples[i];
 
       if (sample.isWarmUpValue) {
-        // Put gray background behing warm-up samples.
+        // Put gray background behind warm-up samples.
         _ctx.fillStyle = 'rgba(200,200,200,1)';
         _ctx.fillRect(xOffset, 0, barWidth, _normalized(_maxValueChartRange));
       }

dev/benchmarks/test_apps/stocks/lib/i18n/header.txt

@@ -2,4 +2,4 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// THE FOLLLOWING FILES WERE GENERATED BY `flutter gen-l10n`.
+// THE FOLLOWING FILES WERE GENERATED BY `flutter gen-l10n`.

dev/benchmarks/test_apps/stocks/lib/i18n/stock_strings.dart

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// THE FOLLLOWING FILES WERE GENERATED BY `flutter gen-l10n`.
+// THE FOLLOWING FILES WERE GENERATED BY `flutter gen-l10n`.
 
 import 'dart:async';
 

dev/benchmarks/test_apps/stocks/lib/i18n/stock_strings_en.dart

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// THE FOLLLOWING FILES WERE GENERATED BY `flutter gen-l10n`.
+// THE FOLLOWING FILES WERE GENERATED BY `flutter gen-l10n`.
 
 
 

dev/benchmarks/test_apps/stocks/lib/i18n/stock_strings_es.dart

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// THE FOLLLOWING FILES WERE GENERATED BY `flutter gen-l10n`.
+// THE FOLLOWING FILES WERE GENERATED BY `flutter gen-l10n`.
 
 
 

dev/devicelab/lib/framework/cocoon.dart

@@ -73,7 +73,7 @@ class Cocoon {
   /// Flutter infrastructure's workflow is:
   /// 1. Run DeviceLab test, writing results to a known path
   /// 2. Request service account token from luci auth (valid for at least 3 minutes)
-  /// 3. Upload results from (1) to Cocooon
+  /// 3. Upload results from (1) to Cocoon
   Future<void> sendResultsPath(String resultsPath) async {
     final File resultFile = fs.file(resultsPath);
     final Map<String, dynamic> resultsJson = json.decode(await resultFile.readAsString()) as Map<String, dynamic>;

dev/devicelab/lib/framework/framework.dart

@@ -25,7 +25,7 @@ final Set<String> noRebootForbidList = <String>{
 /// The maximum number of test runs before a device must be rebooted.
 ///
 /// This number was chosen arbitrarily.
-const int maxiumRuns = 30;
+const int maximumRuns = 30;
 
 /// Represents a unit of work performed in the CI environment that can
 /// succeed, fail and be retried independently of others.
@@ -190,7 +190,7 @@ class _TaskRunner {
       } else {
         runCount = 0;
       }
-      if (runCount < maxiumRuns) {
+      if (runCount < maximumRuns) {
         rebootFile
           ..createSync()
           ..writeAsStringSync((runCount + 1).toString());

dev/devicelab/lib/tasks/perf_tests.dart

@@ -466,7 +466,7 @@ TaskFunction createFramePolicyIntegrationTest() {
       ) as Map<String, dynamic>;
       final Map<String, dynamic> fullLiveData = data['fullyLive'] as Map<String, dynamic>;
       final Map<String, dynamic> benchmarkLiveData = data['benchmarkLive'] as Map<String, dynamic>;
-      final Map<String, dynamic> dataFormated = <String, dynamic>{
+      final Map<String, dynamic> dataFormatted = <String, dynamic>{
         'average_delay_fullyLive_millis':
           fullLiveData['average_delay_millis'],
         'average_delay_benchmarkLive_millis':
@@ -478,8 +478,8 @@ TaskFunction createFramePolicyIntegrationTest() {
       };
 
       return TaskResult.success(
-        dataFormated,
+        dataFormatted,
-        benchmarkScoreKeys: dataFormated.keys.toList(),
+        benchmarkScoreKeys: dataFormatted.keys.toList(),
       );
     });
   };

dev/devicelab/lib/tasks/web_benchmarks.dart

@@ -56,7 +56,7 @@ Future<TaskResult> runWebBenchmark({ @required bool useCanvasKit }) async {
           if (benchmarkName != benchmarkIterator.current) {
             profileData.completeError(Exception(
               'Browser returned benchmark results from a wrong benchmark.\n'
-              'Requested to run bechmark ${benchmarkIterator.current}, but '
+              'Requested to run benchmark ${benchmarkIterator.current}, but '
               'got results for $benchmarkName.',
             ));
             unawaited(server.close());

dev/integration_tests/abstract_method_smoke_test/lib/main.dart

@@ -10,7 +10,7 @@ Future<void> main() async {
   const MethodChannel channel = MethodChannel('com.example.abstract_method_smoke_test');
   await channel.invokeMethod<void>('show_keyboard');
   runApp(const MyApp());
-  print('Test suceeded');
+  print('Test succeeded');
 }
 
 class MyApp extends StatelessWidget {

dev/integration_tests/android_embedding_v2_smoke_test/lib/main.dart

@@ -13,5 +13,5 @@ void main() {
       ),
     ),
   );
-  print('Test suceeded');
+  print('Test succeeded');
 }

dev/integration_tests/android_semantics_testing/android/app/src/main/java/com/yourcompany/platforminteraction/MainActivity.java

@@ -78,7 +78,9 @@ public class MainActivity extends FlutterActivity {
         result.put("contentDescription", node.getContentDescription());
         flags.put("isChecked", node.isChecked());
         flags.put("isCheckable", node.isCheckable());
-        flags.put("isDismissable", node.isDismissable());
+        // This is not a typo.
+        // See: https://developer.android.com/reference/android/view/accessibility/AccessibilityNodeInfo#isDismissable()
+        flags.put("isDismissible", node.isDismissable());
         flags.put("isEditable", node.isEditable());
         flags.put("isEnabled", node.isEnabled());
         flags.put("isFocusable", node.isFocusable());

dev/integration_tests/android_semantics_testing/lib/src/constants.dart

@@ -172,7 +172,7 @@ class AndroidSemanticsAction {
     }
   }
 
-  static const Map<int, AndroidSemanticsAction> _kactionById = <int, AndroidSemanticsAction>{
+  static const Map<int, AndroidSemanticsAction> _kActionById = <int, AndroidSemanticsAction>{
     _kFocusIndex: focus,
     _kClearFocusIndex: clearFocus,
     _kSelectIndex: select,
@@ -211,6 +211,6 @@ class AndroidSemanticsAction {
   ///
   /// Returns `null` if the id is not a known Android accessibility action.
   static AndroidSemanticsAction deserialize(int value) {
-    return _kactionById[value];
+    return _kActionById[value];
   }
 }

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

@@ -15,8 +15,8 @@ class BottomAppBarDemo extends StatefulWidget {
   State createState() => _BottomAppBarDemoState();
 }
 
-// Flutter generally frowns upon abbrevation however this class uses two
+// Flutter generally frowns upon abbreviation however this class uses two
-// abbrevations extensively: "fab" for floating action button, and "bab"
+// abbreviations extensively: "fab" for floating action button, and "bab"
 // for bottom application bar.
 
 class _BottomAppBarDemoState extends State<BottomAppBarDemo> {

dev/integration_tests/flutter_gallery/lib/gallery/icons.dart

@@ -5,7 +5,7 @@
 import 'package:flutter/material.dart';
 
 class GalleryIcons {
-  // This class is not meant to be instatiated or extended; this constructor
+  // This class is not meant to be instantiated or extended; this constructor
   // prevents instantiation and extension.
   GalleryIcons._();
 

dev/integration_tests/flutter_gallery/test_driver/run_demos.dart

@@ -7,7 +7,7 @@ import 'package:flutter/foundation.dart';
 import 'package:flutter_gallery/demo_lists.dart';
 import 'package:flutter_test/flutter_test.dart';
 
-/// The demos we don't run as part of the integraiton test.
+/// The demos we don't run as part of the integration test.
 ///
 /// Demo names are formatted as 'DEMO_NAME@DEMO_CATEGORY' (see
 /// `demo_lists.dart` for more examples).

dev/integration_tests/flutter_gallery/test_driver/transitions_perf_test.dart

@@ -165,7 +165,7 @@ void main([List<String> args = const <String>[]]) {
       // Wait for the first frame to be rasterized.
       await driver.waitUntilFirstFrameRasterized();
       if (withSemantics) {
-        print('Enabeling semantics...');
+        print('Enabling semantics...');
         await driver.setSemantics(true);
       }
 

dev/integration_tests/ios_host_app/Host/AppDelegate.m

@@ -22,7 +22,7 @@ static NSString *_kReloadChannelName = @"reload";
   return _engine;
 }
 
-- (FlutterBasicMessageChannel *)reloadMessabeChannel {
+- (FlutterBasicMessageChannel *)reloadMessageChannel {
   return _reloadMessageChannel;
 }
 

dev/integration_tests/web_e2e_tests/test_driver/text_editing_integration.dart

@@ -85,8 +85,8 @@ void main() {
     expect(text.data, 'no-enter');
 
     // Focus on a TextFormField.
-    final Finder textFormFielsFinder = find.byKey(const Key('input2'));
+    final Finder textFormFieldsFinder = find.byKey(const Key('input2'));
-    expect(textFormFielsFinder, findsOneWidget);
+    expect(textFormFieldsFinder, findsOneWidget);
     await tester.tap(find.byKey(const Key('input2')));
 
     // // Press Tab. This should trigger `onFieldSubmitted` of TextField.

dev/tools/bin/generate_gradle_lockfiles.dart

@@ -75,7 +75,7 @@ void main(List<String> arguments) {
     // Verify that the Gradlew wrapper exists.
     final File gradleWrapper = androidDirectory.childFile('gradlew');
     // Generate Gradle wrapper if it doesn't exists.
-    // This logic is embededed within the Flutter tool.
+    // This logic is embedded within the Flutter tool.
     // To generate the wrapper, build a flavor that doesn't exist.
     if (!gradleWrapper.existsSync()) {
       Process.runSync(

dev/tools/gen_keycodes/data/keyboard_maps.tmpl

@@ -140,7 +140,7 @@ const Map<String, LogicalKeyboardKey> kWebNumPadMap = <String, LogicalKeyboardKe
 };
 
 /// A map of Web KeyboardEvent keys which needs to be decided based on location,
-/// typically for numpad kyes and modifier keys. Used to provide different key
+/// typically for numpad keys and modifier keys. Used to provide different key
 /// objects for keys like KEY_EQUALS and NUMPAD_EQUALS.
 const Map<String, List<LogicalKeyboardKey?>> kWebLocationMap = <String, List<LogicalKeyboardKey?>>{
 @@@WEB_LOCATION_MAP@@@

examples/layers/raw/touch_input.dart

@@ -41,7 +41,7 @@ ui.Picture paint(ui.Rect paintBounds) {
 ui.Scene composite(ui.Picture picture, ui.Rect paintBounds) {
   // The device pixel ratio gives an approximate ratio of the size of pixels on
   // the device's screen to "normal" sized pixels. We commonly work in logical
-  // pixels, which are then scalled by the device pixel ratio before being drawn
+  // pixels, which are then scaled by the device pixel ratio before being drawn
   // on the screen.
   final double devicePixelRatio = ui.window.devicePixelRatio;
 

packages/flutter/lib/src/animation/curves.dart

@@ -1401,7 +1401,7 @@ class ElasticInOutCurve extends Curve {
 ///  * [Curve], the interface implemented by the constants available from the
 ///    [Curves] class.
 class Curves {
-  // This class is not meant to be instatiated or extended; this constructor
+  // This class is not meant to be instantiated or extended; this constructor
   // prevents instantiation and extension.
   Curves._();
 

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

@@ -230,7 +230,7 @@ class _CupertinoDesktopTextSelectionControlsToolbarState extends State<_Cupertin
 /// Typically displays buttons for text manipulation, e.g. copying and pasting
 /// text.
 ///
-/// Tries to position itself as closesly as possible to [anchor] while remaining
+/// Tries to position itself as closely as possible to [anchor] while remaining
 /// fully on-screen.
 ///
 /// See also:

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

@@ -890,7 +890,7 @@ class _CupertinoDialogRenderWidget extends RenderObjectWidget {
 class _CupertinoDialogRenderElement extends RenderObjectElement {
   _CupertinoDialogRenderElement(_CupertinoDialogRenderWidget widget, {this.allowMoveRenderObjectChild = false}) : super(widget);
 
-  // Whether to allow overriden method moveRenderObjectChild call or default to super.
+  // Whether to allow overridden method moveRenderObjectChild call or default to super.
   // CupertinoActionSheet should default to [super] but CupertinoAlertDialog not.
   final bool allowMoveRenderObjectChild;
 

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

@@ -66,7 +66,7 @@ enum _CupertinoFormSectionType { base, insetGrouped }
 ///
 /// {@macro flutter.material.Material.clipBehavior}
 class CupertinoFormSection extends StatelessWidget {
-  /// Creates a section that mimicks standard iOS forms.
+  /// Creates a section that mimics standard iOS forms.
   ///
   /// The base constructor for [CupertinoFormSection] constructs an
   /// edge-to-edge style section which includes an iOS-style header,
@@ -111,7 +111,7 @@ class CupertinoFormSection extends StatelessWidget {
         assert(children.length > 0),
         super(key: key);
 
-  /// Creates a section that mimicks standard "Inset Grouped" iOS forms.
+  /// Creates a section that mimics standard "Inset Grouped" iOS forms.
   ///
   /// The [CupertinoFormSection.insetGrouped] constructor creates a round-edged and
   /// padded section that is commonly seen in notched-displays like iPhone X and
@@ -217,7 +217,7 @@ class CupertinoFormSection extends StatelessWidget {
 
     // Short divider is used between rows.
     // The value of the starting inset (15.0) is determined using SwiftUI's Form
-    // seperators in the iOS 14.2 SDK.
+    // separators in the iOS 14.2 SDK.
     final Widget shortDivider = Container(
       margin: const EdgeInsetsDirectional.only(start: 15.0),
       color: dividerColor,

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

@@ -433,7 +433,7 @@ class _RenderCupertinoPickerSemantics extends RenderProxyBox {
   late FixedExtentScrollController _controller;
   set controller(FixedExtentScrollController value) => _updateController(_controller, value);
 
-  // This method exists to allow controller to be non-null. It is only called with a null oldValue from construtor.
+  // This method exists to allow controller to be non-null. It is only called with a null oldValue from constructor.
   void _updateController(FixedExtentScrollController? oldValue, FixedExtentScrollController value) {
     if (value == oldValue)
       return;

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

@@ -993,7 +993,7 @@ class _RenderSegmentedControl<T> extends RenderBox
     assert(rightMost > leftMost);
 
     // Ignore the horizontal position and the height of `thumbRect`, and
-    // calcuates them from `children`.
+    // calculates them from `children`.
     return Rect.fromLTRB(
       math.max(thumbRect.left, leftMost - _kThumbInsets.left),
       firstChildOffset.dy - _kThumbInsets.top,

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

@@ -2549,7 +2549,7 @@ class FlagsSummary<T> extends DiagnosticsProperty<Map<String, T?>> {
   //
   // For a non-null value, its description is its key.
   //
-  // For a null value, it is omitted unless `includeEmtpy` is true and
+  // For a null value, it is omitted unless `includeEmpty` is true and
   // [ifEntryNull] contains a corresponding description.
   Iterable<String> _formattedValues() sync* {
     for (final MapEntry<String, T?> entry in value.entries) {

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

@@ -27,7 +27,7 @@ import '_platform_io.dart'
 /// Tests can also create specific platform tests by and adding a `variant:`
 /// argument to the test and using a [TargetPlatformVariant].
 //
-// When adding support for a new platform (e.g. Windows Phone, Rasberry Pi),
+// When adding support for a new platform (e.g. Windows Phone, Raspberry Pi),
 // first create a new value on the [TargetPlatform] enum, then add a rule for
 // selecting that platform here.
 //

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

@@ -240,7 +240,7 @@ class PointerEventResampler {
         // Add synthetics `move` or `hover` event if position has changed.
         // Note: Devices without `hover` events are expected to always have
         // `add` and `down` events with the same position and this logic will
-        // therefor never produce `hover` events.
+        // therefore never produce `hover` events.
         if (position != _position) {
           final Offset delta = position - _position;
           callback(_toMoveOrHoverEvent(event, position, delta,

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

@@ -333,7 +333,7 @@ class IOSScrollViewFlingVelocityTracker extends VelocityTracker {
 
   @override
   VelocityEstimate getVelocityEstimate() {
-    // The velocity estimated using this expression is an aproximation of the
+    // The velocity estimated using this expression is an approximation of the
     // scroll velocity of an iOS scroll view at the moment the user touch was
     // released, not the final velocity of the iOS pan gesture recognizer
     // installed on the scroll view would report. Typically in an iOS scroll

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

@@ -639,7 +639,7 @@ class AppBar extends StatefulWidget implements PreferredSizeWidget {
   /// value is true.
   ///
   /// This is a temporary property. When setting it to false is no
-  /// longer considered a breaking change, it will be depreacted and
+  /// longer considered a breaking change, it will be deprecated and
   /// its default value will be changed to false. App developers are
   /// encouraged to opt into the new features by setting it to false
   /// and using the [foregroundColor] and [systemOverlayStyle]

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

@@ -221,7 +221,7 @@ class _DesktopTextSelectionControlsToolbarState extends State<_DesktopTextSelect
 /// Typically displays buttons for text manipulation, e.g. copying and pasting
 /// text.
 ///
-/// Tries to position itself as closesly as possible to [anchor] while remaining
+/// Tries to position itself as closely as possible to [anchor] while remaining
 /// fully on-screen.
 ///
 /// See also:

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

@@ -230,7 +230,7 @@ class Dialog extends StatelessWidget {
 ///     onPressed: () => showDialog<String>(
 ///       context: context,
 ///       builder: (BuildContext context) => AlertDialog(
-///         title: const Text('AlertDialog Tilte'),
+///         title: const Text('AlertDialog Title'),
 ///         content: const Text('AlertDialog description'),
 ///         actions: <Widget>[
 ///           TextButton(

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

@@ -584,7 +584,7 @@ class _DropdownRoutePage<T> extends StatelessWidget {
     // DropdownButton.itemHeight is specified or DropdownButton.itemHeight is null
     // and all of the items' intrinsic heights are less than kMinInteractiveDimension.
     // Otherwise the initialScrollOffset is just a rough approximation based on
-    // treating the items as if their heights were all equal to kMinInteractveDimension.
+    // treating the items as if their heights were all equal to kMinInteractiveDimension.
     if (route.scrollController == null) {
       final _MenuLimits menuLimits = route.getMenuLimits(buttonRect, constraints.maxHeight, selectedIndex);
       route.scrollController = ScrollController(initialScrollOffset: menuLimits.scrollOffset);

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

@@ -781,7 +781,7 @@ class _InkResponseState extends State<_InkResponseStateWidget>
     super.didUpdateWidget(oldWidget);
     if (_isWidgetEnabled(widget) != _isWidgetEnabled(oldWidget)) {
       if (enabled) {
-        // Don't call wigdet.onHover because many wigets, including the button
+        // Don't call widget.onHover because many widgets, including the button
         // widgets, apply setState to an ancestor context from onHover.
         updateHighlight(_HighlightType.hover, value: _hovering, callOnHover: false);
       }

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

@@ -623,7 +623,7 @@ class _TabBarScrollController extends ScrollController {
 /// {@end-tool}
 ///
 /// {@tool dartpad --template=stateful_widget_material_ticker}
-/// [TabBar] can also be implmented by using a [TabController] which provides more options
+/// [TabBar] can also be implemented by using a [TabController] which provides more options
 /// to control the behavior of the [TabBar] and [TabBarView]. This can be used instead of
 /// a [DefaultTabController], demonstrated below.
 ///

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

@@ -39,7 +39,7 @@ abstract class ClipContext {
   ///
   /// `bounds` is the saveLayer bounds used for [Clip.antiAliasWithSaveLayer].
   void clipPathAndPaint(Path path, Clip clipBehavior, Rect bounds, VoidCallback painter) {
-    _clipAndPaint((bool doAntiAias) => canvas.clipPath(path, doAntiAlias: doAntiAias), clipBehavior, bounds, painter);
+    _clipAndPaint((bool doAntiAlias) => canvas.clipPath(path, doAntiAlias: doAntiAlias), clipBehavior, bounds, painter);
   }
 
   /// Clip [canvas] with [Path] according to `rrect` and then paint. [canvas] is
@@ -47,7 +47,7 @@ abstract class ClipContext {
   ///
   /// `bounds` is the saveLayer bounds used for [Clip.antiAliasWithSaveLayer].
   void clipRRectAndPaint(RRect rrect, Clip clipBehavior, Rect bounds, VoidCallback painter) {
-    _clipAndPaint((bool doAntiAias) => canvas.clipRRect(rrect, doAntiAlias: doAntiAias), clipBehavior, bounds, painter);
+    _clipAndPaint((bool doAntiAlias) => canvas.clipRRect(rrect, doAntiAlias: doAntiAlias), clipBehavior, bounds, painter);
   }
 
   /// Clip [canvas] with [Path] according to `rect` and then paint. [canvas] is
@@ -55,6 +55,6 @@ abstract class ClipContext {
   ///
   /// `bounds` is the saveLayer bounds used for [Clip.antiAliasWithSaveLayer].
   void clipRectAndPaint(Rect rect, Clip clipBehavior, Rect bounds, VoidCallback painter) {
-    _clipAndPaint((bool doAntiAias) => canvas.clipRect(rect, doAntiAlias: doAntiAias), clipBehavior, bounds, painter);
+    _clipAndPaint((bool doAntiAlias) => canvas.clipRect(rect, doAntiAlias: doAntiAlias), clipBehavior, bounds, painter);
   }
 }

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

@@ -369,7 +369,7 @@ class AssetImage extends AssetBundleImageProvider {
   //   lowest key.
   // - If `value` is greater than the highest key, choose the variant with
   //   the highest key.
-  // - If the screen has low device pixel ratio, chosse the variant with the
+  // - If the screen has low device pixel ratio, choose the variant with the
   //   lowest key higher than `value`.
   // - If the screen has high device pixel ratio, choose the variant with the
   //   key nearest to `value`.

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

@@ -474,7 +474,7 @@ class StrutStyle with Diagnosticable {
   final FontStyle? fontStyle;
 
   /// The additional leading to apply to the strut as a multiple of [fontSize],
-  /// indepdent of [height] and [leadingDistribution].
+  /// independent of [height] and [leadingDistribution].
   ///
   /// Leading is additional spacing between lines. Half of the leading is added
   /// to the top and the other half to the bottom of the line. This differs

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

@@ -1298,7 +1298,7 @@ class RenderEditable extends RenderBox with RelayoutWhenSystemFontsChangeMixin {
     );
   }
 
-  /// Deletes in the foward direction, from the current selection in
+  /// Deletes in the forward direction, from the current selection in
   /// [textSelectionDelegate].
   ///
   /// This method operates on the text/selection contained in
@@ -1349,7 +1349,7 @@ class RenderEditable extends RenderBox with RelayoutWhenSystemFontsChangeMixin {
     );
   }
 
-  /// Deletes a word in the foward direction from the current selection.
+  /// Deletes a word in the forward direction from the current selection.
   ///
   /// If the [selection] is collapsed, deletes a word after the cursor.
   ///
@@ -1398,7 +1398,7 @@ class RenderEditable extends RenderBox with RelayoutWhenSystemFontsChangeMixin {
     );
   }
 
-  /// Deletes a line in the foward direction from the current selection.
+  /// Deletes a line in the forward direction from the current selection.
   ///
   /// If the [selection] is collapsed, deletes a line after the cursor.
   ///

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

@@ -279,7 +279,7 @@ class MouseTracker extends ChangeNotifier {
     _mouseCursorMixin.handleDeviceCursorUpdate(
       details.device,
       details.triggeringEvent,
-      details.nextAnnotations.keys.map((MouseTrackerAnnotation annotaion) => annotaion.cursor),
+      details.nextAnnotations.keys.map((MouseTrackerAnnotation annotation) => annotation.cursor),
     );
   }
 

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

@@ -414,7 +414,7 @@ class RenderUiKitView extends RenderBox {
 }
 
 // This recognizer constructs gesture recognizers from a set of gesture recognizer factories
-// it was give, adds all of them to a gesture arena team with the _UiKitViewGesturrRecognizer
+// it was give, adds all of them to a gesture arena team with the _UiKitViewGestureRecognizer
 // as the team captain.
 // When the team wins a gesture the recognizer notifies the engine that it should release
 // the touch sequence to the embedded UIView.

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

@@ -4283,7 +4283,7 @@ class RenderSemanticsAnnotations extends RenderProxyBox {
     markNeedsSemanticsUpdate();
   }
 
-  /// Adds a semenatics tag to the semantics subtree.
+  /// Adds a semantics tag to the semantics subtree.
   SemanticsTag? get tagForChildren => _tagForChildren;
   SemanticsTag? _tagForChildren;
   set tagForChildren(SemanticsTag? value) {

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

@@ -2880,7 +2880,7 @@ const Map<String, LogicalKeyboardKey> kWebNumPadMap = <String, LogicalKeyboardKe
 };
 
 /// A map of Web KeyboardEvent keys which needs to be decided based on location,
-/// typically for numpad kyes and modifier keys. Used to provide different key
+/// typically for numpad keys and modifier keys. Used to provide different key
 /// objects for keys like KEY_EQUALS and NUMPAD_EQUALS.
 const Map<String, List<LogicalKeyboardKey?>> kWebLocationMap = <String, List<LogicalKeyboardKey?>>{
   '0': <LogicalKeyboardKey?>[LogicalKeyboardKey.digit0, null, null, LogicalKeyboardKey.numpad0],

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

@@ -131,7 +131,7 @@ class MethodChannel {
   /// If the result is null and `missingOk` is true, this returns null. (This is
   /// the behaviour of [OptionalMethodChannel.invokeMethod].)
   ///
-  /// If the result is null and `missingOk` is false, this throwsa
+  /// If the result is null and `missingOk` is false, this throws a
   /// [MissingPluginException]. (This is the behaviour of
   /// [MethodChannel.invokeMethod].)
   ///

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

@@ -116,7 +116,7 @@ class RawKeyEventDataIos extends RawKeyEventData {
     }
 
     // If this key is printable, generate the LogicalKeyboardKey from its
-    // Unicode value. Control keys such as ESC, CRTL, and SHIFT are not
+    // Unicode value. Control keys such as ESC, CTRL, and SHIFT are not
     // printable. HOME, DEL, arrow keys, and function keys are considered
     // modifier function keys, which generate invalid Unicode scalar values.
     if (keyLabel.isNotEmpty &&

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

@@ -85,7 +85,7 @@ class RawKeyEventDataMacOs extends RawKeyEventData {
     }
 
     // If this key is printable, generate the LogicalKeyboardKey from its
-    // Unicode value. Control keys such as ESC, CRTL, and SHIFT are not
+    // Unicode value. Control keys such as ESC, CTRL, and SHIFT are not
     // printable. HOME, DEL, arrow keys, and function keys are considered
     // modifier function keys, which generate invalid Unicode scalar values.
     if (keyLabel.isNotEmpty &&

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

@@ -51,7 +51,7 @@ class SystemNavigator {
 
   /// Selects the multiple-entry history mode.
   ///
-  /// On web, this switches the browser history model to one that tracks alll
+  /// On web, this switches the browser history model to one that tracks all
   /// updates to [routeInformationUpdated] to form a history stack. This is the
   /// default.
   ///

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

@@ -391,7 +391,7 @@ class ToolbarOptions {
 /// [RenderEditable.selectWord], etc. programmatically.
 ///
 /// {@template flutter.widgets.editableText.showCaretOnScreen}
-/// ## Keep the caret visisble when focused
+/// ## Keep the caret visible when focused
 ///
 /// When focused, this widget will make attempts to keep the text area and its
 /// caret (even when [showCursor] is `false`) visible, on these occasions:
@@ -1253,7 +1253,7 @@ class EditableText extends StatefulWidget {
   /// #### Autofill UI refuses to show up when I tap on the text field
   ///
   /// Check the device's system settings and make sure autofill is turned on,
-  /// and there're available credentials stored in the autofill service.
+  /// and there are available credentials stored in the autofill service.
   ///
   /// * iOS password autofill: Go to Settings -> Password, turn on "Autofill
   ///   Passwords", and add new passwords for testing by pressing the top right
@@ -1271,7 +1271,7 @@ class EditableText extends StatefulWidget {
   ///
   /// * Android autofill: Go to Settings -> System -> Languages & input ->
   ///   Autofill service. Enable the autofill service of your choice, and make
-  ///   sure there're available credentials associated with your app.
+  ///   sure there are available credentials associated with your app.
   ///
   /// #### I called `TextInput.finishAutofillContext` but the autofill save
   /// prompt isn't showing

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

@@ -427,7 +427,7 @@ class _HeroState extends State<Hero> {
 
     _placeholderSize = null;
     if (mounted) {
-      // Tell the widget to rebuild if it's mounted. _paceholderSize has already
+      // Tell the widget to rebuild if it's mounted. _placeholderSize has already
       // been updated.
       setState(() {});
     }
@@ -626,7 +626,7 @@ class _HeroFlight {
     }
   }
 
-  bool _scheduledPerformAnimtationUpdate = false;
+  bool _scheduledPerformAnimationUpdate = false;
   void _handleAnimationUpdate(AnimationStatus status) {
     // The animation will not finish until the user lifts their finger, so we
     // should suppress the status update if the gesture is in progress, and
@@ -636,23 +636,23 @@ class _HeroFlight {
       return;
     }
 
-    if (_scheduledPerformAnimtationUpdate)
+    if (_scheduledPerformAnimationUpdate)
       return;
 
     // The `navigator` must be non-null here, or the first if clause above would
     // have returned from this method.
     final NavigatorState navigator = manifest.fromRoute.navigator!;
 
-    void delayedPerformAnimtationUpdate() {
+    void delayedPerformAnimationUpdate() {
       assert(!navigator.userGestureInProgress);
-      assert(_scheduledPerformAnimtationUpdate);
+      assert(_scheduledPerformAnimationUpdate);
-      _scheduledPerformAnimtationUpdate = false;
+      _scheduledPerformAnimationUpdate = false;
-      navigator.userGestureInProgressNotifier.removeListener(delayedPerformAnimtationUpdate);
+      navigator.userGestureInProgressNotifier.removeListener(delayedPerformAnimationUpdate);
       _performAnimationUpdate(_proxyAnimation.status);
     }
     assert(navigator.userGestureInProgress);
-    _scheduledPerformAnimtationUpdate = true;
+    _scheduledPerformAnimationUpdate = true;
-    navigator.userGestureInProgressNotifier.addListener(delayedPerformAnimtationUpdate);
+    navigator.userGestureInProgressNotifier.addListener(delayedPerformAnimationUpdate);
   }
 
   void onTick() {
@@ -705,20 +705,20 @@ class _HeroFlight {
 
     manifest = initialManifest;
 
-    final bool shouldIncludeChildInPlacehold;
+    final bool shouldIncludeChildInPlaceholder;
     switch (manifest.type) {
       case HeroFlightDirection.pop:
         _proxyAnimation.parent = ReverseAnimation(manifest.animation);
-        shouldIncludeChildInPlacehold = false;
+        shouldIncludeChildInPlaceholder = false;
         break;
       case HeroFlightDirection.push:
         _proxyAnimation.parent = manifest.animation;
-        shouldIncludeChildInPlacehold = true;
+        shouldIncludeChildInPlaceholder = true;
         break;
     }
 
     heroRectTween = manifest.createHeroRectTween(begin: manifest.fromHeroLocation, end: manifest.toHeroLocation);
-    manifest.fromHero.startFlight(shouldIncludedChildInPlaceholder: shouldIncludeChildInPlacehold);
+    manifest.fromHero.startFlight(shouldIncludedChildInPlaceholder: shouldIncludeChildInPlaceholder);
     manifest.toHero.startFlight();
     manifest.overlay.insert(overlayEntry = OverlayEntry(builder: _buildOverlay));
     _proxyAnimation.addListener(onTick);
@@ -955,7 +955,7 @@ class HeroController extends NavigatorObserver {
     // If the navigator or the overlay was removed before this end-of-frame
     // callback was called, then don't actually start a transition, and we don'
     // t have to worry about any Hero widget we might have hidden in a previous
-    // flight, or onging flights.
+    // flight, or ongoing flights.
     if (navigator == null || overlay == null)
       return;
 

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

@@ -548,7 +548,7 @@ class InteractiveViewer extends StatefulWidget {
   ///
   /// At the time this is called, the [TransformationController] will have
   /// already been updated to reflect the change caused by the interaction, if
-  /// the interation caused the matrix to change.
+  /// the interaction caused the matrix to change.
   ///
   /// {@macro flutter.widgets.InteractiveViewer.onInteractionEnd}
   ///

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

@@ -420,7 +420,7 @@ class ScrollPhysics {
   @override
   String toString() {
     if (parent == null)
-      return objectRuntimeType(this, 'ScrollPhsyics');
+      return objectRuntimeType(this, 'ScrollPhysics');
     return '${objectRuntimeType(this, 'ScrollPhysics')} -> $parent';
   }
 }

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

@@ -750,7 +750,7 @@ class SliverChildListDelegate extends SliverChildDelegate {
 ///
 /// See also:
 ///
-/// * [KeepAlive], which marks whether its chlild widget should be kept alive.
+/// * [KeepAlive], which marks whether its child widget should be kept alive.
 /// * [SliverChildBuilderDelegate] and [SliverChildListDelegate], slivers
 ///    which make usr of the keep alive functionality through the
 ///    `addAutomaticKeepAlives` property.

packages/flutter/test/cupertino/scrollbar_test.dart

@@ -293,7 +293,7 @@ void main() {
 
   testWidgets(
     'When isAlwaysShown is true, '
-    'must pass a controller or find PrimarySCrollController that is attached to a scroll view',
+    'must pass a controller or find PrimaryScrollController that is attached to a scroll view',
     (WidgetTester tester) async {
       final ScrollController controller = ScrollController();
       Widget viewWithScroll() {

packages/flutter/test/foundation/stack_frame_test.dart

@@ -279,7 +279,7 @@ package:dart-sdk/lib/async/schedule_microtask.dart 52:5
 package:dart-sdk/lib/_internal/js_dev_runtime/patch/async_patch.dart 168:15           <fn>''';
 
 const List<StackFrame> webStackTraceFrames = <StackFrame>[
-  StackFrame(number: -1, className: '<unknown>', method: 'throw_',                packageScheme: 'package',   package: 'dart-sdk',   packagePath: 'lib/_intenral/js_dev_runtime/private/ddc_runtime/errors.dart', line: 196,  column: 49, source: 'package:dart-sdk/lib/_internal/js_dev_runtime/private/ddc_runtime/errors.dart 196:49  throw_'),
+  StackFrame(number: -1, className: '<unknown>', method: 'throw_',                packageScheme: 'package',   package: 'dart-sdk',   packagePath: 'lib/_internal/js_dev_runtime/private/ddc_runtime/errors.dart', line: 196,  column: 49, source: 'package:dart-sdk/lib/_internal/js_dev_runtime/private/ddc_runtime/errors.dart 196:49  throw_'),
   StackFrame(number: -1, className: '<unknown>', method: 'blah',                  packageScheme: 'package',   package: 'assertions', packagePath: 'main.dart',                                                    line: 4,    column: 3, source: 'package:assertions/main.dart 4:3                                                      blah'),
   StackFrame(number: -1, className: '<unknown>', method: r'main$',                packageScheme: 'package',   package: 'assertions', packagePath: 'main.dart',                                                    line: 8,    column: 5, source: r'package:assertions/main.dart 8:5                                                      main$'),
   StackFrame(number: -1, className: '<unknown>', method: r'main$',                packageScheme: 'package',   package: 'assertions', packagePath: 'main_web_entrypoint.dart',                                     line: 9,    column: 3, source: r'package:assertions/main_web_entrypoint.dart 9:3                                       main$'),

packages/flutter/test/gestures/resampler_test.dart

@@ -687,7 +687,7 @@ void main() {
 
     resampler.stop(result.add);
 
-    // All pointer events should have been returned with orignal
+    // All pointer events should have been returned with original
     // time stamps and positions.
     expect(result.length, 6);
     expect(result[0].timeStamp, const Duration(microseconds: 1000));

packages/flutter/test/material/app_bar_test.dart

@@ -1941,7 +1941,7 @@ void main() {
     semantics.dispose();
   });
 
-  testWidgets('SliverAppBar with flexable space has correct semantics order', (WidgetTester tester) async {
+  testWidgets('SliverAppBar with flexible space has correct semantics order', (WidgetTester tester) async {
     // Regression test for https://github.com/flutter/flutter/issues/64922.
     final SemanticsTester semantics = SemanticsTester(tester);
 

packages/flutter/test/material/autocomplete_test.dart

@@ -35,7 +35,7 @@ void main() {
     'koala',
     'lemur',
     'mouse',
-    'northern white rhinocerous',
+    'northern white rhinoceros',
   ];
 
   const List<User> kOptionsUsers = <User>[
@@ -100,7 +100,7 @@ void main() {
     expect(find.byType(ListView), findsOneWidget);
     list = find.byType(ListView).evaluate().first.widget as ListView;
     // 'chameleon', 'elephant', 'goose', 'lemur', 'mouse', and
-    // 'northern white rhinocerous' are displayed.
+    // 'northern white rhinoceros' are displayed.
     expect(list.semanticChildCount, 6);
   });
 
@@ -336,8 +336,8 @@ void main() {
     final Finder listFinder = find.byType(ListView);
     expect(listFinder, findsNothing);
 
-    /// entering `a` returns 9 items(height > `maxOptionsheight`) from the kOptions
+    /// entering `a` returns 9 items(height > `maxOptionsHeight`) from the kOptions
-    /// so height gets restricted to `maxOptionsheight =250`
+    /// so height gets restricted to `maxOptionsHeight =250`
     final double nineItemsHeight = await _getDefaultOptionsHeight(tester, 'a');
     expect(nineItemsHeight, equals(maxOptionsHeight));
 

packages/flutter/test/material/elevated_button_theme_test.dart

@@ -187,7 +187,7 @@ void main() {
   testWidgets('Theme shadowColor', (WidgetTester tester) async {
     const ColorScheme colorScheme = ColorScheme.light();
     const Color shadowColor = Color(0xff000001);
-    const Color overiddenColor = Color(0xff000002);
+    const Color overriddenColor = Color(0xff000002);
 
     Widget buildFrame({ Color? overallShadowColor, Color? themeShadowColor, Color? shadowColor }) {
       return MaterialApp(
@@ -243,12 +243,12 @@ void main() {
     material = tester.widget<Material>(buttonMaterialFinder);
     expect(material.shadowColor, shadowColor);
 
-    await tester.pumpWidget(buildFrame(overallShadowColor: overiddenColor, themeShadowColor: shadowColor));
+    await tester.pumpWidget(buildFrame(overallShadowColor: overriddenColor, themeShadowColor: shadowColor));
     await tester.pumpAndSettle(); // theme animation
     material = tester.widget<Material>(buttonMaterialFinder);
     expect(material.shadowColor, shadowColor);
 
-    await tester.pumpWidget(buildFrame(themeShadowColor: overiddenColor, shadowColor: shadowColor));
+    await tester.pumpWidget(buildFrame(themeShadowColor: overriddenColor, shadowColor: shadowColor));
     await tester.pumpAndSettle(); // theme animation
     material = tester.widget<Material>(buttonMaterialFinder);
     expect(material.shadowColor, shadowColor);

packages/flutter/test/material/floating_action_button_test.dart

@@ -1048,7 +1048,7 @@ void main() {
       expect(feedback.hapticCount, 0);
     });
 
-    testWidgets('FloatingActionButton.enableFeedback is overriden by FloatingActionButtonThemeData.enableFeedback', (WidgetTester tester) async {
+    testWidgets('FloatingActionButton.enableFeedback is overridden by FloatingActionButtonThemeData.enableFeedback', (WidgetTester tester) async {
       const bool enableFeedbackTheme = false;
       const bool enableFeedback = true;
       final ThemeData theme = ThemeData(

packages/flutter/test/material/outlined_button_theme_test.dart

@@ -190,7 +190,7 @@ void main() {
   testWidgets('Theme shadowColor', (WidgetTester tester) async {
     const ColorScheme colorScheme = ColorScheme.light();
     const Color shadowColor = Color(0xff000001);
-    const Color overiddenColor = Color(0xff000002);
+    const Color overriddenColor = Color(0xff000002);
 
     Widget buildFrame({ Color? overallShadowColor, Color? themeShadowColor, Color? shadowColor }) {
       return MaterialApp(
@@ -246,12 +246,12 @@ void main() {
     material = tester.widget<Material>(buttonMaterialFinder);
     expect(material.shadowColor, shadowColor);
 
-    await tester.pumpWidget(buildFrame(overallShadowColor: overiddenColor, themeShadowColor: shadowColor));
+    await tester.pumpWidget(buildFrame(overallShadowColor: overriddenColor, themeShadowColor: shadowColor));
     await tester.pumpAndSettle(); // theme animation
     material = tester.widget<Material>(buttonMaterialFinder);
     expect(material.shadowColor, shadowColor);
 
-    await tester.pumpWidget(buildFrame(themeShadowColor: overiddenColor, shadowColor: shadowColor));
+    await tester.pumpWidget(buildFrame(themeShadowColor: overriddenColor, shadowColor: shadowColor));
     await tester.pumpAndSettle(); // theme animation
     material = tester.widget<Material>(buttonMaterialFinder);
     expect(material.shadowColor, shadowColor);

packages/flutter/test/material/popup_menu_test.dart

@@ -322,7 +322,7 @@ void main() {
       ),
     );
 
-    // Tap the first tiem
+    // Tap the first time
     await tester.tap(find.text('Actions'));
     await tester.pumpAndSettle();
     await tester.tap(find.text('First option'));
@@ -343,7 +343,7 @@ void main() {
     await tester.pumpAndSettle();
     expect(menuItemTapCounters, <int>[2, 1]);
 
-    // Tap an iteem without onTap
+    // Tap an item without onTap
     await tester.tap(find.text('Actions'));
     await tester.pumpAndSettle();
     await tester.tap(find.text('Option without onTap'));
@@ -413,7 +413,7 @@ void main() {
     expect(menuItemTapCounters, <int>[2, 1]);
     expect(selected, 'second');
 
-    // Tap an iteem without onTap
+    // Tap an item without onTap
     await tester.tap(find.text('Actions'));
     await tester.pumpAndSettle();
     await tester.tap(find.text('Option without onTap'));
@@ -2275,7 +2275,7 @@ void main() {
       feedback.dispose();
     });
 
-    Widget buildFrame({ bool? widgetEnableFeedack, bool? themeEnableFeedback }) {
+    Widget buildFrame({ bool? widgetEnableFeedback, bool? themeEnableFeedback }) {
       return MaterialApp(
         home: Scaffold(
           body: PopupMenuTheme(
@@ -2283,7 +2283,7 @@ void main() {
               enableFeedback: themeEnableFeedback,
             ),
             child: PopupMenuButton<int>(
-              enableFeedback: widgetEnableFeedack,
+              enableFeedback: widgetEnableFeedback,
               child: const Text('Show Menu'),
               itemBuilder: (BuildContext context) {
                 return <PopupMenuItem<int>>[
@@ -2304,7 +2304,7 @@ void main() {
       expect(feedback.hapticCount, 0);
 
       // PopupMenuButton with enabled feedback.
-      await tester.pumpWidget(buildFrame(widgetEnableFeedack: true));
+      await tester.pumpWidget(buildFrame(widgetEnableFeedback: true));
       await tester.tap(find.text('Show Menu'));
       await tester.pumpAndSettle();
       expect(feedback.clickSoundCount, 1);
@@ -2313,7 +2313,7 @@ void main() {
       await tester.pumpWidget(Container());
 
       // PopupMenuButton with disabled feedback.
-      await tester.pumpWidget(buildFrame(widgetEnableFeedack: false));
+      await tester.pumpWidget(buildFrame(widgetEnableFeedback: false));
       await tester.tap(find.text('Show Menu'));
       await tester.pumpAndSettle();
       expect(feedback.clickSoundCount, 1);
@@ -2340,7 +2340,7 @@ void main() {
       await tester.pumpWidget(Container());
 
       // PopupMenu enableFeedback property overrides PopupMenuButtonTheme.
-      await tester.pumpWidget(buildFrame(widgetEnableFeedack: false,themeEnableFeedback: true));
+      await tester.pumpWidget(buildFrame(widgetEnableFeedback: false,themeEnableFeedback: true));
       await tester.tap(find.text('Show Menu'));
       await tester.pumpAndSettle();
       expect(feedback.clickSoundCount, 2);

packages/flutter/test/material/text_button_theme_test.dart

@@ -185,7 +185,7 @@ void main() {
   testWidgets('Theme shadowColor', (WidgetTester tester) async {
     const ColorScheme colorScheme = ColorScheme.light();
     const Color shadowColor = Color(0xff000001);
-    const Color overiddenColor = Color(0xff000002);
+    const Color overriddenColor = Color(0xff000002);
 
     Widget buildFrame({ Color? overallShadowColor, Color? themeShadowColor, Color? shadowColor }) {
       return MaterialApp(
@@ -241,12 +241,12 @@ void main() {
     material = tester.widget<Material>(buttonMaterialFinder);
     expect(material.shadowColor, shadowColor);
 
-    await tester.pumpWidget(buildFrame(overallShadowColor: overiddenColor, themeShadowColor: shadowColor));
+    await tester.pumpWidget(buildFrame(overallShadowColor: overriddenColor, themeShadowColor: shadowColor));
     await tester.pumpAndSettle(); // theme animation
     material = tester.widget<Material>(buttonMaterialFinder);
     expect(material.shadowColor, shadowColor);
 
-    await tester.pumpWidget(buildFrame(themeShadowColor: overiddenColor, shadowColor: shadowColor));
+    await tester.pumpWidget(buildFrame(themeShadowColor: overriddenColor, shadowColor: shadowColor));
     await tester.pumpAndSettle(); // theme animation
     material = tester.widget<Material>(buttonMaterialFinder);
     expect(material.shadowColor, shadowColor);

packages/flutter/test/material/text_field_test.dart

@@ -2653,7 +2653,7 @@ void main() {
     }
 
     const String hintPlaceholder = 'Placeholder';
-    const String multipleLineText = "Here's a text, which is more than one line, to demostrate the multiple line hint text";
+    const String multipleLineText = "Here's a text, which is more than one line, to demonstrate the multiple line hint text";
     await tester.pumpWidget(builder(null, hintPlaceholder));
 
     RenderBox findHintText(String hint) => tester.renderObject(find.text(hint));

packages/flutter/test/material/text_form_field_test.dart

@@ -549,7 +549,7 @@ void main() {
   });
 
   // Regression test for https://github.com/flutter/flutter/issues/34847.
-  testWidgets("reset resets the text field's value to empty when intialValue is null", (WidgetTester tester) async {
+  testWidgets("reset resets the text field's value to empty when initialValue is null", (WidgetTester tester) async {
     await tester.pumpWidget(
       MaterialApp(
         home: Material(

packages/flutter/test/rendering/box_test.dart

@@ -313,11 +313,11 @@ void main() {
     expect(parentData.offset.dx, isNot(equals(0.0)));
     paddedBox.child = null;
 
-    final RenderConstrainedBox constraintedBox = RenderConstrainedBox(
+    final RenderConstrainedBox constrainedBox = RenderConstrainedBox(
       child: coloredBox,
       additionalConstraints: const BoxConstraints(),
     );
-    layout(constraintedBox);
+    layout(constrainedBox);
     expect(coloredBox.parentData?.runtimeType, ParentData);
   });
 
@@ -379,7 +379,7 @@ void main() {
     expect(unconstrained.getMaxIntrinsicWidth(100.0), equals(200.0));
   });
 
-  group('ConstraintsTransfromBox', () {
+  group('ConstraintsTransformBox', () {
     FlutterErrorDetails? firstErrorDetails;
     void exhaustErrors() {
       FlutterErrorDetails? next;

packages/flutter/test/rendering/sliver_fixed_extent_layout_test.dart

@@ -93,10 +93,10 @@ void main() {
     });
 
     test('should be 5 when offset is 6 times greater than a specific item extent where the division will return more than 13 zero decimals', () {
-      const double itemExtentSpecificForAProblematicSreenSize = 411.42857142857144;
+      const double itemExtentSpecificForAProblematicScreenSize = 411.42857142857144;
       final int actual = testGetMaxChildIndexForScrollOffset(
-        itemExtentSpecificForAProblematicSreenSize * 6 + extraValueToHaveRoundingIssues,
+        itemExtentSpecificForAProblematicScreenSize * 6 + extraValueToHaveRoundingIssues,
-        itemExtentSpecificForAProblematicSreenSize,
+        itemExtentSpecificForAProblematicScreenSize,
       );
       expect(actual, 5);
     });

packages/flutter/test/services/restoration_bucket_test.dart

@@ -119,7 +119,7 @@ void main() {
     expect(manager.updateScheduled, isFalse);
   });
 
-  test('claim child with exisiting data', () {
+  test('claim child with existing data', () {
     final MockRestorationManager manager = MockRestorationManager();
     final Map<String, dynamic> rawData = _createRawDataSet();
     final RestorationBucket bucket = RestorationBucket.root(manager: manager, rawData: rawData);
@@ -139,7 +139,7 @@ void main() {
     expect(manager.updateScheduled, isFalse);
   });
 
-  test('claim child with no exisiting data', () {
+  test('claim child with no existing data', () {
     final MockRestorationManager manager = MockRestorationManager();
     final Map<String, dynamic> rawData = _createRawDataSet();
     final RestorationBucket bucket = RestorationBucket.root(manager: manager, rawData: rawData);

packages/flutter/test/widgets/autocomplete_test.dart

@@ -35,7 +35,7 @@ void main() {
     'koala',
     'lemur',
     'mouse',
-    'northern white rhinocerous',
+    'northern white rhinoceros',
   ];
 
   const List<User> kOptionsUsers = <User>[
@@ -125,7 +125,7 @@ void main() {
     expect(lastOptions.elementAt(2), 'goose');
     expect(lastOptions.elementAt(3), 'lemur');
     expect(lastOptions.elementAt(4), 'mouse');
-    expect(lastOptions.elementAt(5), 'northern white rhinocerous');
+    expect(lastOptions.elementAt(5), 'northern white rhinoceros');
   });
 
   testWidgets('can filter and select a list of custom User options', (WidgetTester tester) async {

packages/flutter/test/widgets/basic_test.dart

@@ -387,7 +387,7 @@ void main() {
       expect(mockCanvas.rects, isEmpty);
       expect(mockCanvas.paints, isEmpty);
       expect(mockContext.children, isEmpty);
-      expect(mockContext.offets, isEmpty);
+      expect(mockContext.offsets, isEmpty);
     });
 
     testWidgets('ColoredBox - no size, child', (WidgetTester tester) async {
@@ -411,7 +411,7 @@ void main() {
       expect(mockCanvas.rects, isEmpty);
       expect(mockCanvas.paints, isEmpty);
       expect(mockContext.children.single, renderSizedBox);
-      expect(mockContext.offets.single, Offset.zero);
+      expect(mockContext.offsets.single, Offset.zero);
     });
 
     testWidgets('ColoredBox - size, no child', (WidgetTester tester) async {
@@ -424,7 +424,7 @@ void main() {
       expect(mockCanvas.rects.single, const Rect.fromLTWH(0, 0, 800, 600));
       expect(mockCanvas.paints.single.color, colorToPaint);
       expect(mockContext.children, isEmpty);
-      expect(mockContext.offets, isEmpty);
+      expect(mockContext.offsets, isEmpty);
     });
 
     testWidgets('ColoredBox - size, child', (WidgetTester tester) async {
@@ -440,7 +440,7 @@ void main() {
       expect(mockCanvas.rects.single, const Rect.fromLTWH(0, 0, 800, 600));
       expect(mockCanvas.paints.single.color, colorToPaint);
       expect(mockContext.children.single, renderSizedBox);
-      expect(mockContext.offets.single, Offset.zero);
+      expect(mockContext.offsets.single, Offset.zero);
     });
 
     testWidgets('ColoredBox - properties', (WidgetTester tester) async {
@@ -666,7 +666,7 @@ class DoesNotHitRenderBox extends Matcher {
 
 class _MockPaintingContext extends Fake implements PaintingContext {
   final List<RenderObject> children = <RenderObject>[];
-  final List<Offset> offets = <Offset>[];
+  final List<Offset> offsets = <Offset>[];
 
   @override
   final _MockCanvas canvas = _MockCanvas();
@@ -674,7 +674,7 @@ class _MockPaintingContext extends Fake implements PaintingContext {
   @override
   void paintChild(RenderObject child, Offset offset) {
     children.add(child);
-    offets.add(offset);
+    offsets.add(offset);
   }
 }
 

packages/flutter/test/widgets/editable_text_test.dart

@@ -3817,7 +3817,7 @@ void main() {
     await tester.pump();
 
     expect(renderEditable.text!.children, isNull);
-    // Everything's just formated the same way now.
+    // Everything's just formatted the same way now.
     expect(renderEditable.text!.text, 'text composing text');
     expect(renderEditable.text!.style!.decoration, isNull);
   });

packages/flutter/test/widgets/heroes_test.dart

@@ -2974,7 +2974,7 @@ Future<void> main() async {
     navigatorKey.currentState?.pop();
     await tester.pump();
     controller.jumpTo(1000);
-    // Starts Hero animation and scroll animation almost simutaneously.
+    // Starts Hero animation and scroll animation almost simultaneously.
     // Scroll to make the Hero invisible.
     await tester.pump();
     expect(findRenderOpacity()?.opacity, anyOf(isNull, 1.0));

packages/flutter/test/widgets/platform_view_test.dart

@@ -2649,7 +2649,7 @@ void main() {
     expect(logs, isEmpty);
     expect(controller.dispatchedPointerEvents, isEmpty);
 
-    // Test: Transluscent
+    // Test: Translucent
     await tester.pumpWidget(
       scaffold(PlatformViewSurface(
         controller: controller,

packages/flutter/test/widgets/router_restoration_test.dart

@@ -7,7 +7,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
 
 void main() {
-  testWidgets('Router state restoration without RouteInfomrationProvider', (WidgetTester tester) async {
+  testWidgets('Router state restoration without RouteInformationProvider', (WidgetTester tester) async {
     final UniqueKey router = UniqueKey();
     _TestRouterDelegate delegate() => tester.widget<Router<Object?>>(find.byKey(router)).routerDelegate as _TestRouterDelegate;
 
@@ -41,7 +41,7 @@ void main() {
     expect(delegate().restoredRoutePaths, <String>['/foo', '/foo']);
   });
 
-  testWidgets('Router state restoration with RouteInfomrationProvider', (WidgetTester tester) async {
+  testWidgets('Router state restoration with RouteInformationProvider', (WidgetTester tester) async {
     final UniqueKey router = UniqueKey();
     _TestRouterDelegate delegate() => tester.widget<Router<Object?>>(find.byKey(router)).routerDelegate as _TestRouterDelegate;
     _TestRouteInformationProvider provider() => tester.widget<Router<Object?>>(find.byKey(router)).routeInformationProvider! as _TestRouteInformationProvider;

packages/flutter/test/widgets/router_test.dart

@@ -263,7 +263,7 @@ void main() {
           },
           onPopRoute: () {
             provider.value = const RouteInformation(
-              location: 'popped outter',
+              location: 'popped outer',
             );
             return SynchronousFuture<bool>(true);
           },
@@ -332,7 +332,7 @@ void main() {
           },
           onPopRoute: () {
             provider.value = const RouteInformation(
-              location: 'popped outter',
+              location: 'popped outer',
             );
             return SynchronousFuture<bool>(true);
           },
@@ -347,7 +347,7 @@ void main() {
     result = await outerDispatcher.invokeCallback(SynchronousFuture<bool>(false));
     expect(result, isTrue);
     await tester.pump();
-    expect(find.text('popped outter'), findsOneWidget);
+    expect(find.text('popped outer'), findsOneWidget);
 
     innerDispatcher1.takePriority();
     result = false;
@@ -466,7 +466,7 @@ testWidgets('ChildBackButtonDispatcher take priority recursively', (WidgetTester
         ),
       ),
     ));
-    // This should work without calling the takePrioirty on the innerDispatcher2
+    // This should work without calling the takePriority on the innerDispatcher2
     // and the innerDispatcher1.
     innerDispatcher3.takePriority();
     bool result = false;
@@ -757,7 +757,7 @@ testWidgets('ChildBackButtonDispatcher take priority recursively', (WidgetTester
           },
           onPopRoute: () {
             provider.value = const RouteInformation(
-              location: 'popped outter',
+              location: 'popped outer',
             );
             return SynchronousFuture<bool>(true);
           },
@@ -799,7 +799,7 @@ testWidgets('ChildBackButtonDispatcher take priority recursively', (WidgetTester
           }
         ..onPopRoute = () {
             provider.value = const RouteInformation(
-              location: 'popped outter',
+              location: 'popped outer',
             );
             return SynchronousFuture<bool>(true);
           };
@@ -833,7 +833,7 @@ testWidgets('ChildBackButtonDispatcher take priority recursively', (WidgetTester
       }
       ..onPopRoute = () {
         provider.value = const RouteInformation(
-          location: 'popped outter',
+          location: 'popped outer',
         );
         return SynchronousFuture<bool>(true);
       };
@@ -878,7 +878,7 @@ testWidgets('ChildBackButtonDispatcher take priority recursively', (WidgetTester
           }
         ..onPopRoute = () {
             provider.value = const RouteInformation(
-              location: 'popped outter',
+              location: 'popped outer',
             );
             return SynchronousFuture<bool>(true);
           };
@@ -903,7 +903,7 @@ testWidgets('ChildBackButtonDispatcher take priority recursively', (WidgetTester
       }
       ..onPopRoute = () {
         provider.value = const RouteInformation(
-          location: 'popped outter',
+          location: 'popped outer',
         );
         return SynchronousFuture<bool>(true);
       };
@@ -919,7 +919,7 @@ testWidgets('ChildBackButtonDispatcher take priority recursively', (WidgetTester
     await tester.pump();
     await outerDispatcher.invokeCallback(SynchronousFuture<bool>(false));
     await tester.pump();
-    expect(find.text('popped outter'), findsOneWidget);
+    expect(find.text('popped outer'), findsOneWidget);
   });
 
   testWidgets('Nested backButtonListener should take priority', (WidgetTester tester) async {
@@ -961,7 +961,7 @@ testWidgets('ChildBackButtonDispatcher take priority recursively', (WidgetTester
           },
           onPopRoute: () {
             provider.value = const RouteInformation(
-              location: 'popped outter',
+              location: 'popped outer',
             );
             return SynchronousFuture<bool>(true);
           },
@@ -1016,7 +1016,7 @@ testWidgets('ChildBackButtonDispatcher take priority recursively', (WidgetTester
           },
           onPopRoute: () {
             provider.value = const RouteInformation(
-              location: 'popped outter',
+              location: 'popped outer',
             );
             return SynchronousFuture<bool>(true);
           },
@@ -1065,7 +1065,7 @@ testWidgets('ChildBackButtonDispatcher take priority recursively', (WidgetTester
       }
       ..onPopRoute = () {
         provider.value = const RouteInformation(
-          location: 'popped outter',
+          location: 'popped outer',
         );
         return SynchronousFuture<bool>(true);
       };

packages/flutter/test/widgets/routes_test.dart

@@ -979,7 +979,7 @@ void main() {
       expect(find.byType(ModalBarrier), findsNWidgets(1));
     });
 
-    testWidgets('showGeneralDialog adds non-dismissable barrier when barrierDismissable is false', (WidgetTester tester) async {
+    testWidgets('showGeneralDialog adds non-dismissible barrier when barrierDismissible is false', (WidgetTester tester) async {
       await tester.pumpWidget(MaterialApp(
         home: Builder(
           builder: (BuildContext context) {

packages/flutter/test/widgets/value_listenable_builder_test.dart

@@ -74,7 +74,7 @@ void main() {
     expect(find.text('Hendricks'), findsOneWidget);
   });
 
-  testWidgets('Stops listening to old listenable after chainging listenable', (WidgetTester tester) async {
+  testWidgets('Stops listening to old listenable after changing listenable', (WidgetTester tester) async {
     await tester.pumpWidget(textBuilderUnderTest);
 
     valueListenable.value = 'Gilfoyle';

packages/flutter/test/widgets/widget_inspector_test.dart

@@ -114,7 +114,7 @@ class CyclicDiagnostic extends DiagnosticableTree {
   final String name;
 
   @override
-  String toStringShort() => '${objectRuntimeType(this, 'CyclicDiagnistic')}-$name';
+  String toStringShort() => '${objectRuntimeType(this, 'CyclicDiagnostic')}-$name';
 
   // We have to override toString to avoid the toString call itself triggering a
   // stack overflow.
@@ -1659,6 +1659,7 @@ class _TestWidgetInspectorService extends TestWidgetInspectorService {
       expect(alternateChildJson['valueId'], equals(childJson['valueId']));
       alternateChildrenJson = (await service.testExtension('getChildrenSummaryTree', <String, String>{'arg': childJson['objectId']! as String, 'objectGroup': group}))! as List<Object?>;
       expect(alternateChildrenJson.length , equals(0));
+      // Tests are failing when this typo is fixed.
       expect(childJson['chidlren'], isNull);
     }, skip: !WidgetInspectorService.instance.isWidgetCreationTracked()); // Test requires --track-widget-creation flag.
 

packages/flutter_driver/lib/src/common/find.dart

@@ -83,9 +83,9 @@ class WaitForAbsent extends CommandWithTarget {
 /// A Flutter Driver command that waits until [finder] can be tapped.
 class WaitForTappable extends CommandWithTarget {
   /// Creates a command that waits for the widget identified by [finder] to
-  /// be tappable within the [timeout] amiount of time.
+  /// be tappable within the [timeout] amount of time.
   ///
-  /// If [timeout] is not specified, the command defuts to no timeout.
+  /// If [timeout] is not specified, the command defaults to no timeout.
   WaitForTappable(SerializableFinder finder, {Duration? timeout})
       : super(finder, timeout: timeout);
 

packages/flutter_driver/lib/src/driver/vmservice_driver.dart

@@ -101,7 +101,7 @@ class VMServiceFlutterDriver extends FlutterDriver {
       future: _waitForRootIsolate(),
       timeout: kUnusuallyLongTimeout,
       message: isolateNumber == null
-        ? 'The root isolate is taking an unuusally long time to start.'
+        ? 'The root isolate is taking an unusually long time to start.'
         : 'Isolate $isolateNumber is taking an unusually long time to start.',
     ))!;
     _log('Isolate found with number: ${isolateRef.number}');

packages/flutter_driver/test/src/real_tests/extension_test.dart

@@ -258,7 +258,7 @@ void main() {
     });
 
     testWidgets(
-        "waiting for NoPendingPlatformMessages returns immediately when there're no platform messages", (WidgetTester tester) async {
+        'waiting for NoPendingPlatformMessages returns immediately when there are no platform messages', (WidgetTester tester) async {
       driverExtension
           .call(const WaitForCondition(NoPendingPlatformMessages()).serialize())
           .then<void>(expectAsync1((Map<String, dynamic> r) {

packages/flutter_driver/test/src/real_tests/flutter_driver_test.dart

@@ -154,7 +154,7 @@ void main() {
       });
       expect(log, <String>[
         'VMServiceFlutterDriver: Connecting to Flutter application at ',
-        'VMServiceFlutterDriver: The root isolate is taking an unuusally long time to start.',
+        'VMServiceFlutterDriver: The root isolate is taking an unusually long time to start.',
       ]);
     });
 

packages/flutter_localizations/lib/src/utils/date_localizations.dart

@@ -19,7 +19,7 @@ void loadDateIntlDataIfNotLoaded() {
     // TODO(garyq): Add support for scriptCodes. Do not strip scriptCode from string.
 
     // Keeps track of initialized locales. This can only happen if a locale
-    // with a stripped scriptCode has already been initialzed. The set of
+    // with a stripped scriptCode has already been initialized. The set of
     // initialized locales should be removed when scriptCode stripping is
     // removed.
     final Set<String> initializedLocales = <String>{};

packages/flutter_localizations/test/basics_test.dart

@@ -48,7 +48,7 @@ void main() {
     await tester.pumpWidget(Container());
   });
 
-  testWidgets('Locale without coutryCode', (WidgetTester tester) async {
+  testWidgets('Locale without countryCode', (WidgetTester tester) async {
     // Regression test for https://github.com/flutter/flutter/pull/16782
     await tester.pumpWidget(
       MaterialApp(

packages/flutter_test/lib/src/all_elements.dart

@@ -25,7 +25,7 @@ Iterable<Element> collectAllElementsFrom(
 
 /// Provides a recursive, efficient, depth first search of an element tree.
 ///
-/// [Element.visitChildren] does not guarnatee order, but does guarnatee stable
+/// [Element.visitChildren] does not guarantee order, but does guarantee stable
 /// order. This iterator also guarantees stable order, and iterates in a left
 /// to right order:
 ///

packages/flutter_test/lib/src/goldens.dart

@@ -204,7 +204,7 @@ abstract class WebGoldenComparator {
 /// When using `flutter test --platform=chrome`, a comparator implemented by
 /// [DefaultWebGoldenComparator] is used if no other comparator is specified. It
 /// will send a request to the test server, which uses [goldenFileComparator]
-/// for golden file compatison.
+/// for golden file comparison.
 ///
 /// When using `flutter test --update-goldens`, the [DefaultWebGoldenComparator]
 /// updates the files on disk to match the rendering.

packages/flutter_test/lib/src/test_async_utils.dart

@@ -45,7 +45,7 @@ class _AsyncScope {
 /// });
 /// ```
 class TestAsyncUtils {
-  // This class is not meant to be instatiated or extended; this constructor
+  // This class is not meant to be instantiated or extended; this constructor
   // prevents instantiation and extension.
   TestAsyncUtils._();
   static const String _className = 'TestAsyncUtils';

packages/flutter_tools/bin/podhelper.rb

@@ -160,7 +160,7 @@ def flutter_install_ios_engine_pod(ios_application_path = nil)
 
   # Generate a fake podspec to represent the Flutter framework.
   # This is only necessary because plugin podspecs contain `s.dependency 'Flutter'`, and if this Podfile
-  # does not add a `pod 'Flutter'` CocoaPods will try to download it from the CoocaPods trunk.
+  # does not add a `pod 'Flutter'` CocoaPods will try to download it from the CocoaPods trunk.
   File.open(copied_podspec_path, 'w') { |podspec|
     podspec.write <<~EOF
       #
@@ -198,7 +198,7 @@ def flutter_install_macos_engine_pod(mac_application_path = nil)
 
   # Generate a fake podspec to represent the FlutterMacOS framework.
   # This is only necessary because plugin podspecs contain `s.dependency 'FlutterMacOS'`, and if this Podfile
-  # does not add a `pod 'FlutterMacOS'` CocoaPods will try to download it from the CoocaPods trunk.
+  # does not add a `pod 'FlutterMacOS'` CocoaPods will try to download it from the CocoaPods trunk.
   File.open(copied_podspec_path, 'w') { |podspec|
     podspec.write <<~EOF
       #

packages/flutter_tools/lib/src/android/deferred_components_gen_snapshot_validator.dart

@@ -183,7 +183,7 @@ class DeferredComponentsGenSnapshotValidator extends DeferredComponentsValidator
   /// considered new.
   bool checkAgainstLoadingUnitsCache(
       List<LoadingUnit> generatedLoadingUnits) {
-    final List<LoadingUnit> cachedLoadingUnits = _parseLodingUnitsCache(projectDir.childFile(DeferredComponentsValidator.kLoadingUnitsCacheFileName));
+    final List<LoadingUnit> cachedLoadingUnits = _parseLoadingUnitsCache(projectDir.childFile(DeferredComponentsValidator.kLoadingUnitsCacheFileName));
     loadingUnitComparisonResults = <String, Object>{};
     final Set<LoadingUnit> unmatchedLoadingUnits = <LoadingUnit>{};
     final List<LoadingUnit> newLoadingUnits = <LoadingUnit>[];
@@ -215,7 +215,7 @@ class DeferredComponentsGenSnapshotValidator extends DeferredComponentsValidator
     return loadingUnitComparisonResults!['match']! as bool;
   }
 
-  List<LoadingUnit> _parseLodingUnitsCache(File cacheFile) {
+  List<LoadingUnit> _parseLoadingUnitsCache(File cacheFile) {
     final List<LoadingUnit> loadingUnits = <LoadingUnit>[];
     inputs.add(cacheFile);
     if (!cacheFile.existsSync()) {

packages/flutter_tools/lib/src/artifacts.dart

@@ -68,7 +68,7 @@ enum HostArtifact {
   dart2jsSnapshot,
   /// The dart snapshot of the dartdev compiler.
   dartdevcSnapshot,
-  /// The dart snpashot of the kernel worker compiler.
+  /// The dart snapshot of the kernel worker compiler.
   kernelWorkerSnapshot,
   /// The root of the web implementation of the dart SDK.
   flutterWebSdk,

packages/flutter_tools/lib/src/base/deferred_component.dart

@@ -111,7 +111,7 @@ class LoadingUnit {
   /// Constructs a [LoadingUnit].
   ///
   /// Loading units must include an [id] and [libraries]. The [path] is only present when
-  /// parsing the loading unit from a laoding unit manifest produced by gen_snapshot.
+  /// parsing the loading unit from a loading unit manifest produced by gen_snapshot.
   LoadingUnit({
     required this.id,
     required this.libraries,

packages/flutter_tools/lib/src/base/io.dart

@@ -363,7 +363,7 @@ class Stdio {
   /// Adds [stream] to [stdout].
   Future<void> addStdoutStream(Stream<List<int>> stream) => stdout.addStream(stream);
 
-  /// Adds [srtream] to [stderr].
+  /// Adds [stream] to [stderr].
   Future<void> addStderrStream(Stream<List<int>> stream) => stderr.addStream(stream);
 }
 

packages/flutter_tools/lib/src/commands/build_bundle.dart

@@ -45,7 +45,7 @@ class BuildBundleCommand extends BuildSubCommand {
       )
       ..addOption('asset-dir',
         defaultsTo: getAssetBuildDirectory(),
-        help: 'The output directory for the kernel_blob.bin file, the native snapshet, the assets, etc. '
+        help: 'The output directory for the kernel_blob.bin file, the native snapshot, the assets, etc. '
               'Can be used to redirect the output when driving the Flutter toolchain from another build system.',
       )
       ..addFlag(

packages/flutter_tools/lib/src/custom_devices/custom_device.dart

@@ -28,7 +28,7 @@ import 'custom_device_config.dart';
 import 'custom_device_workflow.dart';
 import 'custom_devices_config.dart';
 
-/// Replace all ocurrences of `${someName}` with the value found for that
+/// Replace all occurrences of `${someName}` with the value found for that
 /// name inside replacementValues or additionalReplacementValues.
 ///
 /// The replacement value is first looked for in [replacementValues] and then
@@ -80,7 +80,7 @@ class CustomDeviceLogReader extends DeviceLogReader {
   /// Add all lines emitted by [lines] to this [CustomDeviceLogReader]s [logLines]
   /// stream.
   ///
-  /// Similiar to [listenToProcessOutput], [logLines] will not be marked as done
+  /// Similar to [listenToProcessOutput], [logLines] will not be marked as done
   /// when the argument stream is done.
   ///
   /// Useful when you want to combine the contents of multiple log readers.
@@ -215,7 +215,7 @@ class CustomDevicePortForwarder extends DevicePortForwarder {
     assert(_forwardedPorts.contains(forwardedPort));
 
     // since a forwarded port represents a running process launched with
-    // the forwardPortCommand, unforwarding is as easy as killing the proces
+    // the forwardPortCommand, unforwarding is as easy as killing the process
     _processManager.killPid(forwardedPort.context.pid);
     _forwardedPorts.remove(forwardedPort);
   }

packages/flutter_tools/lib/src/features.dart

@@ -293,7 +293,7 @@ const Feature experimentalInvalidationStrategy = Feature(
   ),
 );
 
-/// The feature for enabling the Windows UWP embeding.
+/// The feature for enabling the Windows UWP embedding.
 const Feature windowsUwpEmbedding = Feature(
   name: 'Flutter for Windows UWP',
   configSetting: 'enable-windows-uwp-desktop',

packages/flutter_tools/lib/src/fuchsia/fuchsia_pm.dart

@@ -185,7 +185,7 @@ class FuchsiaPackageServer {
 
   int get port => _port;
 
-  /// Uses [FuchiaPM.newrepo] and [FuchsiaPM.serve] to spin up a new Fuchsia
+  /// Uses [FuchsiaPM.newrepo] and [FuchsiaPM.serve] to spin up a new Fuchsia
   /// package server.
   ///
   /// Returns false if the repo could not be created or the server could not