doc: Strong-Mode support

.analysis_options

@@ -0,0 +1,15 @@
+# ------------------------------------------------------------------------------
+# Config for Analyzer
+#   More: https://pub.dartlang.org/packages/analyzer
+#
+# Analyzer options:
+#   https://www.dartlang.org/guides/language/analysis-options
+#
+
+analyzer:
+  strong-mode: true
+
+  # Exclude wegen https://github.com/dart-lang/sdk/issues/26420
+  # und https://github.com/dart-lang/test/issues/436
+  exclude:
+    - test/**

lib/spaceinvaders/painter.dart

@@ -24,7 +24,7 @@ part of spaceinvaders;
 ///     final Painter painter = screen.painter;
 ///     spritefactory.tank.draw(painter);
 class Painter {
-    final Logger _logger = new Logger('spaceinvaders.Painter');
+    static final Logger _logger = new Logger('spaceinvaders.Painter');
 
     final  dom.CanvasRenderingContext2D _context;
     Painter(this._context);
@@ -83,7 +83,7 @@ class Painter {
 ///
 ///     }
 class ImagePainter extends Painter {
-    final Logger _logger = new Logger('spaceinvaders.CityPainter');
+    static final Logger _logger = new Logger('spaceinvaders.CityPainter');
 
     final dom.CanvasElement _canvas;
 

lib/stores/SpaceInvaderStoreImpl.dart

@@ -52,7 +52,8 @@ class SpaceInvadersStoreImpl extends Dispatcher implements SpaceInvadersStore {
             emitChange();
         });
 
-        on(GameStateAction.NAME).listen(( final GameStateAction action) {
+        on(GameStateAction.NAME)
+            .map((final Action action) => action as GameStateAction).listen(( final GameStateAction action) {
             _gamestate = action.data;
             switch(_gamestate) {
                 case GameState.YouWon:
@@ -73,7 +74,8 @@ class SpaceInvadersStoreImpl extends Dispatcher implements SpaceInvadersStore {
             emitChange();
         });
 
-        on(TankHitAction.NAME).listen((final TankHitAction action) {
+        on(TankHitAction.NAME)
+            .map((final Action action) => action as TankHitAction).listen((final TankHitAction action) {
             _tanksLost = action.data;
 
             _logger.info("Tanks lost: ${_tanksLost}");

pubspec.yaml

@@ -10,12 +10,12 @@ environment:
 dependencies:
   browser: ^0.10.0
 
-  mdl: '>=1.0.0 <2.0.0'
+  mdl: ^1.0.0
     #path: /Volumes/Daten/DevLocal/DevDart/MaterialDesignLite
 
   logging: ^0.11.0
   logging_handlers: ^0.8.0
-  console_log_handler: ^0.1.0
+  console_log_handler: ^0.2.0
 
   di: ^3.3.0
 

samples/arcade-button/web/main.dart

@@ -6,7 +6,6 @@ import 'package:di/di.dart' as di;
 
 import 'package:mdl/mdl.dart';
 
-import 'package:spaceinvaders/components/interface/actions.dart';
 import 'package:spaceinvaders/components/interface/stores.dart';
 
 import 'package:spaceinvaders/components.dart';

tool/grind.dart

@@ -2,7 +2,7 @@ import 'package:grinder/grinder.dart';
 
 import 'package:path/path.dart' as path;
 
-main(args) => grind(args);
+main(final List<String> args) => grind(args);
 
 @Task()
 @Depends(genCss, test)