diff --git a/packages/core/lib/src/core_html_widget.dart b/packages/core/lib/src/core_html_widget.dart
index feca4376c..ca1206dd1 100644
--- a/packages/core/lib/src/core_html_widget.dart
+++ b/packages/core/lib/src/core_html_widget.dart
@@ -50,13 +50,13 @@ class HtmlWidget extends StatefulWidget {
   final OnLoadingBuilder? onLoadingBuilder;
 
   /// The callback when user taps an image.
-  final void Function(ImageMetadata)? onTapImage;
+  final void Function(ImageMetadata imageMetadata)? onTapImage;
 
   /// The callback when user taps a link.
   ///
   /// Returns `true` if the url has been handled,
   /// the default handler will be skipped.
-  final FutureOr<bool> Function(String)? onTapUrl;
+  final FutureOr<bool> Function(String url)? onTapUrl;
 
   /// The values that should trigger rebuild.
   ///
diff --git a/packages/core/lib/src/internal/flattener.dart b/packages/core/lib/src/internal/flattener.dart
index 5b26ac1da..e9fed4891 100644
--- a/packages/core/lib/src/internal/flattener.dart
+++ b/packages/core/lib/src/internal/flattener.dart
@@ -15,7 +15,8 @@ class Flattener implements Flattened {
   final WidgetFactory wf;
   final _widgets = <WidgetPlaceholder>[];
 
-  List<InlineSpan? Function(BuildContext, {bool? isLast})>? _childrenBuilder;
+  List<InlineSpan? Function(BuildContext context, {bool? isLast})>?
+      _childrenBuilder;
   late InheritanceResolvers _firstInheritanceResolvers;
   late List<_String> _firstStrings;
 
diff --git a/packages/core/lib/src/internal/margin_vertical.dart b/packages/core/lib/src/internal/margin_vertical.dart
index 09b86a77a..36daf6e64 100644
--- a/packages/core/lib/src/internal/margin_vertical.dart
+++ b/packages/core/lib/src/internal/margin_vertical.dart
@@ -36,7 +36,9 @@ class HeightPlaceholder extends WidgetPlaceholder {
   }
 
   @override
-  HeightPlaceholder wrapWith(Widget? Function(BuildContext, Widget) builder) =>
+  HeightPlaceholder wrapWith(
+    Widget? Function(BuildContext context, Widget child) builder,
+  ) =>
       this;
 
   static Widget _build(
diff --git a/packages/core/lib/src/internal/ops/tag_table.dart b/packages/core/lib/src/internal/ops/tag_table.dart
index 814387bd9..508155b7c 100644
--- a/packages/core/lib/src/internal/ops/tag_table.dart
+++ b/packages/core/lib/src/internal/ops/tag_table.dart
@@ -466,7 +466,7 @@ class _TagTableData {
   final footer = _TagTableRowGroup(kCssDisplayTableFooterGroup);
   final header = _TagTableRowGroup(kCssDisplayTableHeaderGroup);
 
-  final builders = <HtmlTableCell? Function(BuildContext)>[];
+  final builders = <HtmlTableCell? Function(BuildContext context)>[];
   final cells = <int, Map<int, int>>{};
   int columns = 0;
   int rows = 0;
diff --git a/packages/core/lib/src/widgets/html_details.dart b/packages/core/lib/src/widgets/html_details.dart
index 4e66a9041..028430ab2 100644
--- a/packages/core/lib/src/widgets/html_details.dart
+++ b/packages/core/lib/src/widgets/html_details.dart
@@ -112,7 +112,7 @@ extension on BuildContext {
 
 class _HtmlDetailsInherited extends InheritedWidget {
   final bool isOpen;
-  final void Function(bool) setIsOpen;
+  final void Function(bool value) setIsOpen;
 
   const _HtmlDetailsInherited({
     required super.child,
diff --git a/packages/core/test/_.dart b/packages/core/test/_.dart
index 2c74c513b..c02f5b685 100644
--- a/packages/core/test/_.dart
+++ b/packages/core/test/_.dart
@@ -27,7 +27,7 @@ Widget? buildCurrentState({GlobalKey? key}) {
 Future<String> explain(
   WidgetTester tester,
   String? html, {
-  String? Function(Explainer, Widget)? explainer,
+  String? Function(Explainer explainer, Widget child)? explainer,
   double? height,
   Widget? hw,
   GlobalKey? key,
@@ -82,7 +82,7 @@ Future<String> explain(
 }
 
 Future<String> explainWithoutPumping({
-  String? Function(Explainer, Widget)? explainer,
+  String? Function(Explainer explainer, Widget child)? explainer,
   GlobalKey? key,
   bool useExplainer = true,
 }) async {
@@ -216,7 +216,7 @@ Future<int> tapText(WidgetTester tester, String data) async {
 
 class Explainer {
   final BuildContext context;
-  final String? Function(Explainer, Widget)? explainer;
+  final String? Function(Explainer explainer, Widget child)? explainer;
   final TextStyle _defaultStyle;
 
   Explainer(this.context, {this.explainer})
diff --git a/packages/core/test/core_config_test.dart b/packages/core/test/core_config_test.dart
index 16b9a149e..fe2aa6550 100644
--- a/packages/core/test/core_config_test.dart
+++ b/packages/core/test/core_config_test.dart
@@ -679,7 +679,7 @@ class _OnErrorBuilderFactory extends WidgetFactory {
 
 class _OnTapUrlApp extends StatelessWidget {
   final String href;
-  final FutureOr<bool> Function(String)? onTapUrl;
+  final FutureOr<bool> Function(String url)? onTapUrl;
   final List? onTapCallbackResults;
 
   const _OnTapUrlApp({
diff --git a/packages/core/test/src/internal/core_build_tree_test.dart b/packages/core/test/src/internal/core_build_tree_test.dart
index 087bdb330..5a59a1f4a 100644
--- a/packages/core/test/src/internal/core_build_tree_test.dart
+++ b/packages/core/test/src/internal/core_build_tree_test.dart
@@ -99,8 +99,8 @@ dom.NodeList _parseHtml(String html) =>
     parser.HtmlParser(html, parseMeta: false).parseFragment().nodes;
 
 class _WidgetFactory extends WidgetFactory {
-  final void Function(BuildTree)? onParse;
-  final void Function(BuildTree)? onParseStyle;
+  final void Function(BuildTree value)? onParse;
+  final void Function(BuildTree value)? onParseStyle;
 
   _WidgetFactory({
     this.onParse,
diff --git a/packages/fwfh_just_audio/lib/src/audio_player/audio_player.dart b/packages/fwfh_just_audio/lib/src/audio_player/audio_player.dart
index e537b6526..910802961 100644
--- a/packages/fwfh_just_audio/lib/src/audio_player/audio_player.dart
+++ b/packages/fwfh_just_audio/lib/src/audio_player/audio_player.dart
@@ -216,7 +216,7 @@ class _PositionText extends StatelessWidget {
 class _PositionSlider extends StatelessWidget {
   final Stream<Duration?> durationStream;
   final Stream<Duration> positionStream;
-  final void Function(Duration) seek;
+  final void Function(Duration duration) seek;
   final double size;
 
   const _PositionSlider({
@@ -257,7 +257,7 @@ class _PositionSlider extends StatelessWidget {
 }
 
 class _MuteButton extends StatelessWidget {
-  final Future<void> Function(double) setVolume;
+  final Future<void> Function(double value) setVolume;
   final double size;
   final Stream<double> stream;
 
diff --git a/packages/fwfh_svg/test/svg_factory_test.dart b/packages/fwfh_svg/test/svg_factory_test.dart
index 6bec1df3e..91cfc971a 100644
--- a/packages/fwfh_svg/test/svg_factory_test.dart
+++ b/packages/fwfh_svg/test/svg_factory_test.dart
@@ -446,7 +446,7 @@ HttpClient _createMockSvgImageHttpClient() {
     ),
   ).thenAnswer((invocation) {
     final onData =
-        invocation.positionalArguments[0] as void Function(List<int>);
+        invocation.positionalArguments[0] as void Function(List<int> data);
     final onDone =
         invocation.namedArguments[const Symbol('onDone')] as Function?;
     return Stream.fromIterable(<List<int>>[redTriangleBytes])
diff --git a/packages/fwfh_webview/lib/src/web_view/web_view.dart b/packages/fwfh_webview/lib/src/web_view/web_view.dart
index 2e1cae5ce..2c545ef86 100644
--- a/packages/fwfh_webview/lib/src/web_view/web_view.dart
+++ b/packages/fwfh_webview/lib/src/web_view/web_view.dart
@@ -46,7 +46,7 @@ class WebView extends StatefulWidget {
   /// Returning `true` will stop web view from navigating.
   ///
   /// Flutter Web is not supported.
-  final bool Function(String)? interceptNavigationRequest;
+  final bool Function(String value)? interceptNavigationRequest;
 
   /// {@template web_view.js}
   /// Controls whether to enable JavaScript.