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fix(WebWorker): Fix PostMessageBusSink and Source undefined error. #7157

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fix(WebWorker): Fix PostMessageBusSink and Source undefined error. #7157

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50 changes: 25 additions & 25 deletions modules/angular2/src/web_workers/shared/post_message_bus.ts
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Expand Up @@ -9,28 +9,8 @@ import {StringMapWrapper} from 'angular2/src/facade/collection';
import {Injectable} from "angular2/src/core/di";
import {NgZone} from 'angular2/src/core/zone/ng_zone';

/**
* A TypeScript implementation of {@link MessageBus} for communicating via JavaScript's
* postMessage API.
*/
@Injectable()
export class PostMessageBus implements MessageBus {
constructor(public sink: PostMessageBusSink, public source: PostMessageBusSource) {}

attachToZone(zone: NgZone): void {
this.source.attachToZone(zone);
this.sink.attachToZone(zone);
}

initChannel(channel: string, runInZone: boolean = true): void {
this.source.initChannel(channel, runInZone);
this.sink.initChannel(channel, runInZone);
}

from(channel: string): EventEmitter<any> { return this.source.from(channel); }

to(channel: string): EventEmitter<any> { return this.sink.to(channel); }
}
// TODO(jteplitz602) Replace this with the definition in lib.webworker.d.ts(#3492)
export interface PostMessageTarget { postMessage: (message: any, transfer?:[ArrayBuffer]) => void; }

export class PostMessageBusSink implements MessageBusSink {
private _zone: NgZone;
Expand Down Expand Up @@ -135,13 +115,33 @@ export class PostMessageBusSource implements MessageBusSource {
}
}

/**
* A TypeScript implementation of {@link MessageBus} for communicating via JavaScript's
* postMessage API.
*/
@Injectable()
export class PostMessageBus implements MessageBus {
constructor(public sink: PostMessageBusSink, public source: PostMessageBusSource) {}

attachToZone(zone: NgZone): void {
this.source.attachToZone(zone);
this.sink.attachToZone(zone);
}

initChannel(channel: string, runInZone: boolean = true): void {
this.source.initChannel(channel, runInZone);
this.sink.initChannel(channel, runInZone);
}

from(channel: string): EventEmitter<any> { return this.source.from(channel); }

to(channel: string): EventEmitter<any> { return this.sink.to(channel); }
}

/**
* Helper class that wraps a channel's {@link EventEmitter} and
* keeps track of if it should run in the zone.
*/
class _Channel {
constructor(public emitter: EventEmitter<any>, public runInZone: boolean) {}
}

// TODO(jteplitz602) Replace this with the definition in lib.webworker.d.ts(#3492)
export interface PostMessageTarget { postMessage: (message: any, transfer?:[ArrayBuffer]) => void; }