[leancode_hooks] Make usePostFrameEffect keys param nullable

packages/leancode_hooks/CHANGELOG.md

@@ -1,3 +1,7 @@
+# 0.1.2
+
+- Make `usePostFrameEffect` `keys` parameter nullable to allow effect to run on every build.
+
 # 0.1.1
 
 - Bump `bloc` to `9.0.0`.

packages/leancode_hooks/lib/src/use_post_frame_effect.dart

@@ -5,7 +5,7 @@ import 'package:flutter_hooks/flutter_hooks.dart';
 /// [WidgetsBinding.addPostFrameCallback].
 void usePostFrameEffect(
   VoidCallback effect, {
-  List<Object?> keys = const [],
+  List<Object?>? keys = const [],
 }) {
   useEffect(
     () {

packages/leancode_hooks/pubspec.yaml

@@ -1,5 +1,5 @@
 name: leancode_hooks
-version: 0.1.1
+version: 0.1.2
 homepage: https://github.com/leancodepl/flutter_corelibrary/tree/master/packages/leancode_hooks
 repository: https://github.com/leancodepl/flutter_corelibrary
 description: >-

packages/leancode_hooks/test/use_post_frame_effect_test.dart

@@ -19,6 +19,34 @@ class UsePostFrameEffectTestWidget extends HookWidget {
   }
 }
 
+class UsePostFrameEffectWithNullKeysTestWidget extends HookWidget {
+  const UsePostFrameEffectWithNullKeysTestWidget({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    final counter = useState(0);
+    final effectCallCount = useState(0);
+
+    usePostFrameEffect(
+      () => effectCallCount.value++,
+      keys: null,
+    );
+
+    return MaterialApp(
+      home: Column(
+        children: [
+          Text('counter: ${counter.value}'),
+          Text('effectCallCount: ${effectCallCount.value}'),
+          ElevatedButton(
+            onPressed: () => counter.value++,
+            child: const Text('Increment'),
+          ),
+        ],
+      ),
+    );
+  }
+}
+
 void main() {
   testWidgets('effect gets called post frame', (tester) async {
     await tester.pumpWidget(const UsePostFrameEffectTestWidget());
@@ -29,4 +57,28 @@ void main() {
 
     expect(find.text('true'), findsOneWidget);
   });
+
+  testWidgets('effect runs on every build when keys is null', (tester) async {
+    await tester.pumpWidget(const UsePostFrameEffectWithNullKeysTestWidget());
+
+    // Wait for first post-frame callback
+    await tester.pumpAndSettle();
+
+    // Effect should have been called once
+    expect(find.text('effectCallCount: 1'), findsOneWidget);
+
+    // Trigger a rebuild by clicking the button
+    await tester.tap(find.byType(ElevatedButton));
+    await tester.pumpAndSettle();
+
+    // Effect should have been called again
+    expect(find.text('effectCallCount: 2'), findsOneWidget);
+
+    // Trigger another rebuild
+    await tester.tap(find.byType(ElevatedButton));
+    await tester.pumpAndSettle();
+
+    // Effect should have been called a third time
+    expect(find.text('effectCallCount: 3'), findsOneWidget);
+  });
 }