fix(build): add missing return types now enforced by linter

modules/angular2/src/core/annotations_impl/di.ts

@@ -42,7 +42,7 @@ export class Attribute extends DependencyAnnotation {
     // account.
     return this;
   }
-  toString() { return `@Attribute(${stringify(this.attributeName)})`; }
+  toString(): string { return `@Attribute(${stringify(this.attributeName)})`; }
 }
 
 /**
@@ -67,5 +67,5 @@ export class Query extends DependencyAnnotation {
 
   get varBindings(): List<string> { return StringWrapper.split(this.selector, new RegExp(",")); }
 
-  toString() { return `@Query(${stringify(this.selector)})`; }
+  toString(): string { return `@Query(${stringify(this.selector)})`; }
 }

modules/angular2/src/core/application.ts

@@ -326,7 +326,7 @@ export class ApplicationRef {
 
   dispose() {
     // TODO: We also need to clean up the Zone, ... here!
-    return this._hostComponent.dispose();
+    this._hostComponent.dispose();
   }
 
   get injector() { return this._injector; }

modules/angular2/src/core/compiler/base_query_list.ts

@@ -14,7 +14,7 @@ export class BaseQueryList<T> {
   protected _callbacks = [];
   protected _dirty = false;
 
-  [Symbol.iterator]() { return this._results[Symbol.iterator](); }
+  [Symbol.iterator](): any { return this._results[Symbol.iterator](); }
 
   reset(newList) {
     this._results = newList;
@@ -33,9 +33,9 @@ export class BaseQueryList<T> {
     }
   }
 
-  onChange(callback) { this._callbacks.push(callback); }
+  onChange(callback): void { this._callbacks.push(callback); }
 
-  removeCallback(callback) { ListWrapper.remove(this._callbacks, callback); }
+  removeCallback(callback): void { ListWrapper.remove(this._callbacks, callback); }
 
   get length() { return this._results.length; }
   get first() { return ListWrapper.first(this._results); }

modules/angular2/src/core/compiler/element_binder.ts

@@ -19,11 +19,11 @@ export class ElementBinder {
     }
   }
 
-  hasStaticComponent() {
+  hasStaticComponent(): boolean {
     return isPresent(this.componentDirective) && isPresent(this.nestedProtoView);
   }
 
-  hasEmbeddedProtoView() {
+  hasEmbeddedProtoView(): boolean {
     return !isPresent(this.componentDirective) && isPresent(this.nestedProtoView);
   }
 }

modules/angular2/src/core/compiler/element_injector.ts

@@ -190,11 +190,13 @@ export class DirectiveDependency extends Dependency {
   }
 
   static _attributeName(properties): string {
-    var p = ListWrapper.find(properties, (p) => p instanceof Attribute);
+    var p = <Attribute>ListWrapper.find(properties, (p) => p instanceof Attribute);
     return isPresent(p) ? p.attributeName : null;
   }
 
-  static _query(properties) { return ListWrapper.find(properties, (p) => p instanceof Query); }
+  static _query(properties): Query {
+    return <Query>ListWrapper.find(properties, (p) => p instanceof Query);
+  }
 }
 
 export class DirectiveBinding extends ResolvedBinding {
@@ -292,7 +294,7 @@ export class PreBuiltObjects {
 export class EventEmitterAccessor {
   constructor(public eventName: string, public getter: Function) {}
 
-  subscribe(view: viewModule.AppView, boundElementIndex: number, directive: Object) {
+  subscribe(view: viewModule.AppView, boundElementIndex: number, directive: Object): Object {
     var eventEmitter = this.getter(directive);
     return ObservableWrapper.subscribe(
         eventEmitter,
@@ -303,7 +305,7 @@ export class EventEmitterAccessor {
 export class HostActionAccessor {
   constructor(public methodName: string, public getter: Function) {}
 
-  subscribe(view: viewModule.AppView, boundElementIndex: number, directive: Object) {
+  subscribe(view: viewModule.AppView, boundElementIndex: number, directive: Object): Object {
     var eventEmitter = this.getter(directive);
     return ObservableWrapper.subscribe(
         eventEmitter,
@@ -314,9 +316,9 @@ export class HostActionAccessor {
 export class BindingData {
   constructor(public binding: ResolvedBinding, public visibility: number) {}
 
-  getKeyId() { return this.binding.key.id; }
+  getKeyId(): number { return this.binding.key.id; }
 
-  createEventEmitterAccessors() {
+  createEventEmitterAccessors(): List<EventEmitterAccessor> {
     if (!(this.binding instanceof DirectiveBinding)) return [];
     var db = <DirectiveBinding>this.binding;
     return ListWrapper.map(db.eventEmitters, eventConfig => {
@@ -331,11 +333,11 @@ export class BindingData {
         // short format: 'name' when fieldName and eventName are the same
         fieldName = eventName = eventConfig;
       }
-      return new EventEmitterAccessor(eventName, reflector.getter(fieldName))
+      return new EventEmitterAccessor(eventName, reflector.getter(fieldName));
     });
   }
 
-  createHostActionAccessors() {
+  createHostActionAccessors(): HostActionAccessor[] {
     if (!(this.binding instanceof DirectiveBinding)) return [];
     var res = [];
     var db = <DirectiveBinding>this.binding;
@@ -355,7 +357,7 @@ export class ProtoElementInjector {
 
   static create(parent: ProtoElementInjector, index: number, bindings: List<ResolvedBinding>,
                 firstBindingIsComponent: boolean, distanceToParent: number,
-                directiveVariableBindings: Map<string, number>) {
+                directiveVariableBindings: Map<string, number>): ProtoElementInjector {
     var bd = [];
 
     ProtoElementInjector._createDirectiveBindingData(bindings, bd, firstBindingIsComponent);
@@ -808,7 +810,7 @@ export class ElementInjector extends TreeNode<ElementInjector> {
     }
   }
 
-  getDirectiveAtIndex(index: number) { return this._injector.getObjAtIndex(index); }
+  getDirectiveAtIndex(index: number): any { return this._injector.getObjAtIndex(index); }
 
   hasInstances(): boolean { return this._proto.hasBindings && this.hydrated; }
 

modules/angular2/src/core/compiler/proto_view_factory.ts

@@ -286,12 +286,14 @@ function _collectNestedProtoViewsVariableNames(
   return nestedPvVariableNames;
 }
 
-function _createVariableNames(parentVariableNames, renderProtoView): List<string> {
-  var res = isBlank(parentVariableNames) ? [] : ListWrapper.clone(parentVariableNames);
+function _createVariableNames(parentVariableNames: List<string>, renderProtoView): List<string> {
+  var res =
+      isBlank(parentVariableNames) ? <List<string>>[] : ListWrapper.clone(parentVariableNames);
   MapWrapper.forEach(renderProtoView.variableBindings,
                      (mappedName, varName) => { res.push(mappedName); });
   ListWrapper.forEach(renderProtoView.elementBinders, binder => {
-    MapWrapper.forEach(binder.variableBindings, (mappedName, varName) => { res.push(mappedName); });
+    MapWrapper.forEach(binder.variableBindings,
+                       (mappedName: string, varName: string) => { res.push(mappedName); });
   });
   return res;
 }

modules/angular2/src/core/compiler/query_list.ts

@@ -78,9 +78,9 @@ import {BaseQueryList} from './base_query_list';
 export class QueryList<T> extends BaseQueryList<T> {
   /**
    */
-  onChange(callback) { return super.onChange(callback); }
+  onChange(callback) { super.onChange(callback); }
 
   /**
    */
-  removeCallback(callback) { return super.removeCallback(callback); }
+  removeCallback(callback) { super.removeCallback(callback); }
 }

modules/angular2/src/core/compiler/view.ts

@@ -134,12 +134,12 @@ export class AppView implements ChangeDispatcher, EventDispatcher {
     }
   }
 
-  getDirectiveFor(directive: DirectiveIndex) {
+  getDirectiveFor(directive: DirectiveIndex): any {
     var elementInjector = this.elementInjectors[directive.elementIndex];
     return elementInjector.getDirectiveAtIndex(directive.directiveIndex);
   }
 
-  getDetectorFor(directive: DirectiveIndex) {
+  getDetectorFor(directive: DirectiveIndex): any {
     var childView = this.componentChildViews[directive.elementIndex];
     return isPresent(childView) ? childView.changeDetector : null;
   }

modules/angular2/src/core/compiler/view_container_ref.ts

@@ -42,7 +42,9 @@ export class ViewContainerRef {
     return this.viewManager.attachViewInContainer(this.element, atIndex, viewRef);
   }
 
-  indexOf(viewRef: ViewRef) { return ListWrapper.indexOf(this._getViews(), internalView(viewRef)); }
+  indexOf(viewRef: ViewRef): number {
+    return ListWrapper.indexOf(this._getViews(), internalView(viewRef));
+  }
 
   remove(atIndex: number = -1): void {
     if (atIndex == -1) atIndex = this.length - 1;

modules/angular2/src/core/testability/get_testability.ts

@@ -8,7 +8,7 @@ class PublicTestability {
 
   whenStable(callback: Function) { this._testability.whenStable(callback); }
 
-  findBindings(using, binding: string, exactMatch: boolean) {
+  findBindings(using, binding: string, exactMatch: boolean): List<any> {
     return this._testability.findBindings(using, binding, exactMatch);
   }
 }

modules/angular2/src/core/testability/testability.ts

@@ -20,7 +20,7 @@ export class Testability {
     this._callbacks = [];
   }
 
-  increaseCount(delta: number = 1) {
+  increaseCount(delta: number = 1): number {
     this._pendingCount += delta;
     if (this._pendingCount < 0) {
       throw new BaseException('pending async requests below zero');

modules/angular2/src/core/zone/ng_zone.ts

@@ -103,7 +103,7 @@ export class NgZone {
    * });
    * ```
    */
-  run(fn) {
+  run(fn): any {
     if (this._disabled) {
       return fn();
     } else {
@@ -127,7 +127,7 @@ export class NgZone {
    * });
    * ```
    */
-  runOutsideAngular(fn) {
+  runOutsideAngular(fn): any {
     if (this._disabled) {
       return fn();
     } else {