docs(toh-4/dart): copyedits

public/docs/_examples/toh-4/dart/lib/app_component.dart

@@ -8,7 +8,6 @@ import 'hero.dart';
 import 'hero_detail_component.dart';
 // #docregion hero-service-import
 import 'hero_service.dart';
-
 // #enddocregion hero-service-import
 
 @Component(
@@ -90,17 +89,17 @@ class AppComponent implements OnInit {
 
   AppComponent(this._heroService);
 
-// #docregion get-heroes
-  getHeroes() async {
+  // #docregion get-heroes
+  Future<Null> getHeroes() async {
     heroes = await _heroService.getHeroes();
   }
-// #enddocregion get-heroes
+  // #enddocregion get-heroes
 
-  ngOnInit() {
+  void ngOnInit() {
     getHeroes();
   }
 
-  onSelect(Hero hero) {
+  void onSelect(Hero hero) {
     selectedHero = hero;
   }
 }

public/docs/_examples/toh-4/dart/lib/app_component_1.dart

@@ -5,9 +5,7 @@ import 'package:angular2/core.dart';
 // #enddocregion on-init
 import 'hero.dart';
 import 'hero_detail_component.dart';
-// #docregion hero-service-import
 import 'hero_service_1.dart';
-// #enddocregion hero-service-import
 
 // Testable but never shown
 @Component(
@@ -21,7 +19,7 @@ import 'hero_service_1.dart';
     directives: const [HeroDetailComponent],
     // #docregion providers
     providers: const [HeroService])
-// #enddocregion providers
+    // #enddocregion providers
 // #docregion on-init
 class AppComponent implements OnInit {
   // #enddocregion on-init
@@ -38,27 +36,25 @@ class AppComponent implements OnInit {
   final HeroService _heroService;
   AppComponent(this._heroService);
   // #enddocregion ctor
+
   // #docregion getHeroes
-  getHeroes() {
-    //#docregion get-heroes
+  void getHeroes() {
+    // #docregion get-heroes
     heroes = _heroService.getHeroes();
     // #enddocregion get-heroes
   }
   // #enddocregion getHeroes
 
-  // #docregion ng-on-init
-  // #docregion on-init
-  ngOnInit() {
+  // #docregion ng-on-init, on-init
+  void ngOnInit() {
     // #enddocregion on-init
     getHeroes();
     // #docregion on-init
   }
-  // #enddocregion on-init
-  // #enddocregion ng-on-init
+  // #enddocregion ng-on-init, on-init
 
-  onSelect(Hero hero) {
+  void onSelect(Hero hero) {
     selectedHero = hero;
   }
   // #docregion on-init
 }
-// #enddocregion on-init

public/docs/_examples/toh-4/dart/lib/hero_detail_component.dart

@@ -14,8 +14,8 @@ import 'hero.dart';
           <input [(ngModel)]="hero.name" placeholder="name"/>
         </div>
       </div>
-    ''',
-    inputs: const ['hero'])
+    ''')
 class HeroDetailComponent {
+  @Input()
   Hero hero;
 }

public/docs/_examples/toh-4/dart/lib/hero_service.dart

@@ -12,15 +12,15 @@ import 'mock_heroes.dart';
 class HeroService {
   // #docregion get-heroes
   Future<List<Hero>> getHeroes() async => mockHeroes;
-  // #enddocregion get-heroes
-  // #enddocregion just-get-heroes
+  // #enddocregion get-heroes, just-get-heroes
+  // #enddocregion
   // See the "Take it slow" appendix
   // #docregion get-heroes-slowly
   Future<List<Hero>> getHeroesSlowly() {
     return new Future.delayed(const Duration(seconds: 2), () => mockHeroes);
   }
   // #enddocregion get-heroes-slowly
+  // #docregion
   // #docregion just-get-heroes
 }
-// #enddocregion just-get-heroes
-// #enddocregion
+

public/docs/_examples/toh-4/dart/lib/hero_service_1.dart

@@ -10,19 +10,13 @@ import 'mock_heroes.dart';
 // #docregion getHeroes-stub
 @Injectable()
 class HeroService {
-// #enddocregion getHeroes-stub
-// #enddocregion empty-class
-// #enddocregion final
+  // #enddocregion getHeroes-stub, empty-class, final
   /*
-// #docregion getHeroes-stub
+  // #docregion getHeroes-stub
   List<Hero> getHeroes() {}
-// #enddocregion getHeroes-stub
-   */
-// #docregion final
+  // #enddocregion getHeroes-stub
+  */
+  // #docregion final
   List<Hero> getHeroes() => mockHeroes;
-// #docregion empty-class
-// #docregion getHeroes-stub
+  // #docregion empty-class, getHeroes-stub
 }
-// #enddocregion getHeroes-stub
-// #enddocregion empty-class
-// #enddocregion final

public/docs/_examples/toh-4/dart/lib/mock_heroes.dart

@@ -13,4 +13,3 @@ final List<Hero> mockHeroes = [
 	new Hero(19, 'Magma'),
 	new Hero(20, 'Tornado')
 ];
-// #enddocregion

public/docs/_examples/toh-4/dart/web/main.dart

@@ -1,9 +1,7 @@
-// #docregion pt1
 import 'package:angular2/platform/browser.dart';
 
 import 'package:angular2_tour_of_heroes/app_component.dart';
 
-main() {
+void main() {
   bootstrap(AppComponent);
 }
-// #enddocregion pt1

public/docs/_examples/toh-4/dart/web/main_1.dart

@@ -1,9 +1,7 @@
-// #docregion pt1
 import 'package:angular2/platform/browser.dart';
 
 import 'package:angular2_tour_of_heroes/app_component_1.dart';
 
-main() {
+void main() {
   bootstrap(AppComponent);
 }
-// #enddocregion pt1