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Add flutter_lints to add_to_app/plugin/flutter_module_using_plugin (#812)

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This commit is contained in:
Brett Morgan
2021-06-08 08:18:20 +10:00
committed by GitHub
parent a405fc4a9d
commit c8112c88ac
6 changed files with 71 additions and 31 deletions
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19
add_to_app/plugin/flutter_module_using_plugin/analysis_options.yaml Normal file
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@@ -0,0 +1,19 @@
include: package:flutter_lints/flutter.yaml
analyzer:
strong-mode:
implicit-casts: false
implicit-dynamic: false
linter:
rules:
avoid_types_on_closure_parameters: true
avoid_void_async: true
cancel_subscriptions: true
close_sinks: true
directives_ordering: true
package_api_docs: true
package_prefixed_library_names: true
test_types_in_equals: true
throw_in_finally: true
unnecessary_statements: true

21
add_to_app/plugin/flutter_module_using_plugin/lib/cell.dart
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@@ -11,12 +11,14 @@ import 'package:sensors/sensors.dart';
// This is on alternate entrypoint for this module to display Flutter UI in
// a (multi-)view integration scenario.
void main() {
runApp(Cell());
runApp(const Cell());
}
class Cell extends StatefulWidget {
const Cell({Key key}) : super(key: key);
@override
State<StatefulWidget> createState() => new _CellState();
State<StatefulWidget> createState() => _CellState();
}
class _CellState extends State<Cell> with WidgetsBindingObserver {
@@ -29,8 +31,8 @@ class _CellState extends State<Cell> with WidgetsBindingObserver {
@override
void initState() {
final channel = MethodChannel('dev.flutter.example/cell');
channel.setMethodCallHandler((MethodCall call) async {
const channel = MethodChannel('dev.flutter.example/cell');
channel.setMethodCallHandler((call) async {
if (call.method == 'setCellNumber') {
setState(() {
cellNumber = call.arguments as int;
@@ -73,10 +75,10 @@ class _CellState extends State<Cell> with WidgetsBindingObserver {
home: Container(
color: Colors.white,
child: Builder(
builder: (BuildContext context) {
builder: (context) {
return Card(
// Mimic the platform Material look.
margin: EdgeInsets.symmetric(horizontal: 36, vertical: 24),
margin: const EdgeInsets.symmetric(horizontal: 36, vertical: 24),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(16),
),
@@ -103,15 +105,14 @@ class _CellState extends State<Cell> with WidgetsBindingObserver {
bottom: 0,
child: Opacity(
opacity: 0.2,
child: StreamBuilder(
child: StreamBuilder<AccelerometerEvent>(
// Don't continuously rebuild for nothing when the
// cell isn't visible.
stream: appLifecycleState == AppLifecycleState.resumed
? accelerometerEvents
: Stream.value(defaultPosition),
initialData: defaultPosition,
builder: (BuildContext context,
AsyncSnapshot<AccelerometerEvent> snapshot) {
builder: (context, snapshot) {
return Transform(
// Figure out the phone's orientation relative
// to gravity's direction. Ignore the z vector.
@@ -120,7 +121,7 @@ class _CellState extends State<Cell> with WidgetsBindingObserver {
..multiply(Matrix4.rotationY(
snapshot.data.x / gravity * pi / 2)),
alignment: Alignment.center,
child: FlutterLogo(size: 72));
child: const FlutterLogo(size: 72));
},
),
),

38
add_to_app/plugin/flutter_module_using_plugin/lib/main.dart
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@@ -20,7 +20,7 @@ void main() {
runApp(
ChangeNotifierProvider.value(
value: model,
child: MyApp(),
child: const MyApp(),
),
);
}
@@ -30,7 +30,7 @@ void main() {
// This is unfortunately in this file due to
// https://github.com/flutter/flutter/issues/72630.
void showCell() {
runApp(Cell());
runApp(const Cell());
}
/// A simple model that uses a [MethodChannel] as the source of truth for the
@@ -43,17 +43,17 @@ void showCell() {
class CounterModel extends ChangeNotifier {
CounterModel() {
_channel.setMethodCallHandler(_handleMessage);
_channel.invokeMethod('requestCounter');
_channel.invokeMethod<void>('requestCounter');
}
final _channel = MethodChannel('dev.flutter.example/counter');
final _channel = const MethodChannel('dev.flutter.example/counter');
int _count = 0;
int get count => _count;
void increment() {
_channel.invokeMethod('incrementCounter');
_channel.invokeMethod<void>('incrementCounter');
}
Future<dynamic> _handleMessage(MethodCall call) async {
@@ -69,13 +69,15 @@ class CounterModel extends ChangeNotifier {
/// It offers two routes, one suitable for displaying as a full screen and
/// another designed to be part of a larger UI.
class MyApp extends StatelessWidget {
const MyApp({Key key}) : super(key: key);
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Module Title',
routes: {
'/': (context) => FullScreenView(),
'/mini': (context) => Contents(),
'/': (context) => const FullScreenView(),
'/mini': (context) => const Contents(),
},
);
}
@@ -84,11 +86,13 @@ class MyApp extends StatelessWidget {
/// Wraps [Contents] in a Material [Scaffold] so it looks correct when displayed
/// full-screen.
class FullScreenView extends StatelessWidget {
const FullScreenView({Key key}) : super(key: key);
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text('Full-screen Flutter with plugin'),
title: const Text('Full-screen Flutter with plugin'),
),
body: const Contents(showExit: true),
);
@@ -104,7 +108,7 @@ class FullScreenView extends StatelessWidget {
class Contents extends StatelessWidget {
final bool showExit;
const Contents({this.showExit = false});
const Contents({this.showExit = false, Key key}) : super(key: key);
@override
Widget build(BuildContext context) {
@@ -120,7 +124,7 @@ class Contents extends StatelessWidget {
),
),
),
Positioned.fill(
const Positioned.fill(
child: Opacity(
opacity: .25,
child: FittedBox(
@@ -138,7 +142,7 @@ class Contents extends StatelessWidget {
'${mediaInfo.size.height.toStringAsFixed(1)}',
style: Theme.of(context).textTheme.headline5,
),
SizedBox(height: 16),
const SizedBox(height: 16),
Consumer<CounterModel>(
builder: (context, model, child) {
return Text(
@@ -147,12 +151,12 @@ class Contents extends StatelessWidget {
);
},
),
SizedBox(height: 16),
const SizedBox(height: 16),
Consumer<CounterModel>(
builder: (context, model, child) {
return ElevatedButton(
onPressed: () => model.increment(),
child: Text('Tap me!'),
child: const Text('Tap me!'),
);
},
),
@@ -160,18 +164,18 @@ class Contents extends StatelessWidget {
onPressed: () async {
// Use the url_launcher plugin to open the Flutter docs in
// a browser.
final url = 'https://flutter.dev/docs';
const url = 'https://flutter.dev/docs';
if (await launcher.canLaunch(url)) {
launcher.launch(url);
}
},
child: Text('Open Flutter Docs'),
child: const Text('Open Flutter Docs'),
),
if (showExit) ...[
SizedBox(height: 16),
const SizedBox(height: 16),
ElevatedButton(
onPressed: () => SystemNavigator.pop(),
child: Text('Exit this screen'),
child: const Text('Exit this screen'),
),
],
],

14
add_to_app/plugin/flutter_module_using_plugin/pubspec.lock
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@@ -55,6 +55,13 @@ packages:
description: flutter
source: sdk
version: "0.0.0"
flutter_lints:
dependency: "direct dev"
description:
name: flutter_lints
url: "https://pub.dartlang.org"
source: hosted
version: "1.0.3"
flutter_test:
dependency: "direct dev"
description: flutter
@@ -72,6 +79,13 @@ packages:
url: "https://pub.dartlang.org"
source: hosted
version: "0.6.3"
lints:
dependency: transitive
description:
name: lints
url: "https://pub.dartlang.org"
source: hosted
version: "1.0.1"
matcher:
dependency: transitive
description:

1
add_to_app/plugin/flutter_module_using_plugin/pubspec.yaml
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@@ -16,6 +16,7 @@ dependencies:
dev_dependencies:
flutter_test:
sdk: flutter
flutter_lints: ^1.0.0
flutter:
uses-material-design: true

9
add_to_app/plugin/flutter_module_using_plugin/test/widget_test.dart
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@@ -6,16 +6,17 @@
// tree, read text, and verify that the values of widget properties are correct.
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:flutter_module_using_plugin/main.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:provider/provider.dart';
class MockCounterModel extends ChangeNotifier implements CounterModel {
int _count = 0;
@override
int get count => _count;
@override
void increment() {
_count++;
notifyListeners();
@@ -23,13 +24,13 @@ class MockCounterModel extends ChangeNotifier implements CounterModel {
}
void main() {
testWidgets('MiniView smoke test', (WidgetTester tester) async {
testWidgets('MiniView smoke test', (tester) async {
// Build our app and trigger a frame.
await tester.pumpWidget(
MaterialApp(
home: ChangeNotifierProvider<CounterModel>.value(
value: MockCounterModel(),
child: Contents(),
child: const Contents(),
),
),
);