angular-cn/packages/platform-webworker/src/worker_app.ts

85 lines
3.2 KiB
TypeScript

/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {CommonModule, DOCUMENT, ViewportScroller, ɵNullViewportScroller as NullViewportScroller, ɵPLATFORM_WORKER_APP_ID as PLATFORM_WORKER_APP_ID} from '@angular/common';
import {APP_INITIALIZER, ApplicationModule, ErrorHandler, NgModule, NgZone, PLATFORM_ID, PlatformRef, RendererFactory2, StaticProvider, createPlatformFactory, platformCore, ɵINJECTOR_SCOPE as INJECTOR_SCOPE} from '@angular/core';
import {ɵBROWSER_SANITIZATION_PROVIDERS as BROWSER_SANITIZATION_PROVIDERS} from '@angular/platform-browser';
import {ON_WEB_WORKER} from './web_workers/shared/api';
import {ClientMessageBrokerFactory} from './web_workers/shared/client_message_broker';
import {MessageBus} from './web_workers/shared/message_bus';
import {PostMessageBus, PostMessageBusSink, PostMessageBusSource} from './web_workers/shared/post_message_bus';
import {RenderStore} from './web_workers/shared/render_store';
import {Serializer} from './web_workers/shared/serializer';
import {ServiceMessageBrokerFactory} from './web_workers/shared/service_message_broker';
import {WebWorkerRendererFactory2} from './web_workers/worker/renderer';
import {WorkerDomAdapter} from './web_workers/worker/worker_adapter';
/**
* @publicApi
* @deprecated platform-webworker is deprecated in Angular and will be removed in version 10
*/
export const platformWorkerApp: (extraProviders?: StaticProvider[] | undefined) => PlatformRef =
createPlatformFactory(
platformCore, 'workerApp', [{provide: PLATFORM_ID, useValue: PLATFORM_WORKER_APP_ID}]);
export function errorHandler(): ErrorHandler {
return new ErrorHandler();
}
// TODO(jteplitz602): remove this and compile with lib.webworker.d.ts (#3492)
const _postMessage = {
postMessage: (message: any, transferrables: [Transferable]) => {
(<any>postMessage)(message, transferrables);
}
};
export function createMessageBus(zone: NgZone): MessageBus {
const sink = new PostMessageBusSink(_postMessage);
const source = new PostMessageBusSource();
const bus = new PostMessageBus(sink, source);
bus.attachToZone(zone);
return bus;
}
export function setupWebWorker(): void {
WorkerDomAdapter.makeCurrent();
}
/**
* The ng module for the worker app side.
*
* @publicApi
* @deprecated platform-webworker is deprecated in Angular and will be removed in version 10
*/
@NgModule({
providers: [
BROWSER_SANITIZATION_PROVIDERS,
{provide: INJECTOR_SCOPE, useValue: 'root'},
Serializer,
{provide: DOCUMENT, useValue: null},
ClientMessageBrokerFactory,
ServiceMessageBrokerFactory,
WebWorkerRendererFactory2,
{provide: RendererFactory2, useExisting: WebWorkerRendererFactory2},
{provide: ON_WEB_WORKER, useValue: true},
RenderStore,
{provide: ErrorHandler, useFactory: errorHandler, deps: []},
{provide: MessageBus, useFactory: createMessageBus, deps: [NgZone]},
{provide: APP_INITIALIZER, useValue: setupWebWorker, multi: true},
{provide: ViewportScroller, useClass: NullViewportScroller, deps: []},
],
exports: [
CommonModule,
ApplicationModule,
]
})
export class WorkerAppModule {
}