feat: Update min flutter version to ^3.22.0

.github/FUNDING.yml

@@ -1,11 +1,3 @@
 # These are supported funding model platforms
 
-github: # Replace with up to 4 GitHub Sponsors-enabled usernames e.g., [user1, user2]
-patreon: xsahil03x
-open_collective: # Replace with a single Open Collective username
-ko_fi: # Replace with a single Ko-fi username
-tidelift: # Replace with a single Tidelift platform-name/package-name e.g., npm/babel
-community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry
-liberapay: # Replace with a single Liberapay username
-issuehunt: # Replace with a single IssueHunt username
-otechie: # Replace with a single Otechie username
+github: xsahil03x

.github/workflows/before_after.yaml

@@ -17,16 +17,25 @@ jobs:
     uses: VeryGoodOpenSource/very_good_workflows/.github/workflows/semantic_pull_request.yml@v1
 
   build:
+    strategy:
+      matrix:
+        flutter-version:
+          # The version of Flutter to use should use the minimum Dart SDK version supported by the package,
+          # refer to https://docs.flutter.dev/development/tools/sdk/releases.
+          - "3.22.0"
+          - "3.x"
     runs-on: ubuntu-latest
     steps:
       - name: 📚 Git Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: 🐦 Setup Flutter
         uses: subosito/flutter-action@v2
         with:
+          flutter-version: ${{matrix.flutter-version}}
           channel: stable
           cache: true
+          cache-key: flutter-:os:-:channel:-:version:-:arch:-:hash:-${{ hashFiles('**/pubspec.lock') }}
 
       - name: 📦 Install Dependencies
         run: flutter packages get
@@ -46,13 +55,14 @@ jobs:
         working-directory: example
     steps:
       - name: 📚 Git Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: 🐦 Setup Flutter
         uses: subosito/flutter-action@v2
         with:
           channel: stable
           cache: true
+          cache-key: flutter-:os:-:channel:-:version:-:arch:-:hash:-${{ hashFiles('**/pubspec.lock') }}
 
       - name: 📁 Build and release
         uses: bluefireteam/flutter-gh-pages@v8

CHANGELOG.md

@@ -1,3 +1,7 @@
+## Upcoming
+
+- Increased the minimum Flutter version required to `3.22.0`.
+
 ## 3.1.0
 
 - Migrated deprecated `MaterialStateProperty` to `WidgetStateProperty`.

lib/before_after.dart

@@ -1,4 +1,4 @@
-library before_after;
+library;
 
 export 'src/before_after.dart';
 export 'src/before_after_theme.dart';

lib/src/before_after.dart

@@ -40,7 +40,7 @@ enum SliderDirection {
 class BeforeAfter extends StatefulWidget {
   /// Creates a [BeforeAfter] widget with the specified before and after images.
   BeforeAfter({
-    Key? key,
+    super.key,
     required this.before,
     required this.after,
     this.height,
@@ -68,8 +68,7 @@ class BeforeAfter extends StatefulWidget {
           thumbColor == null || thumbDecoration == null,
           'Cannot provide both a thumbColor and a thumbDecoration\n'
           'To provide both, use "thumbDecoration: BoxDecoration(color: thumbColor)".',
-        ),
-        super(key: key);
+        );
 
   /// The widget to be displayed before the slider.
   final Widget before;
@@ -551,9 +550,9 @@ class _BeforeAfterState extends State<BeforeAfter>
 class Hide extends StatelessWidget {
   /// Creates a [Hide] widget with the specified child.
   const Hide({
-    Key? key,
+    super.key,
     required this.child,
-  }) : super(key: key);
+  });
 
   /// The child widget to be hidden.
   final Widget child;

lib/src/two_directional_slider.dart

@@ -34,7 +34,7 @@ class TwoDirectionalSlider extends StatefulWidget {
   ///
   /// The [child] parameter must not be null.
   const TwoDirectionalSlider({
-    Key? key,
+    super.key,
     required this.child,
     this.initialVerticalValue = 0.0,
     this.initialHorizontalValue = 0.0,
@@ -46,7 +46,7 @@ class TwoDirectionalSlider extends StatefulWidget {
     this.onHorizontalChanged,
     this.onHorizontalChangeEnd,
     this.horizontalDivisions,
-  }) : super(key: key);
+  });
 
   /// The child widget wrapped by the slider.
   final Widget child;

pubspec.yaml

@@ -6,8 +6,8 @@ repository: https://github.com/xsahil03x/before_after
 issue_tracker: https://github.com/xsahil03x/before_after/issues
 
 environment:
-  sdk: '>=2.12.0 <4.0.0'
-  flutter: '>=2.0.0'
+  sdk: ^3.4.0
+  flutter: ^3.22.0
 
 dependencies:
   flutter:
@@ -16,7 +16,7 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
-  flutter_lints: ^2.0.0
+  flutter_lints: ">=4.0.0 <6.0.0"
 
 topics:
   - slider