TypeScript core.createPlatform函數代碼示例

export function bootstrap(
  appComponentType: Type,
  customAppProviders: Array<any> = null,
  customComponentProviders: Array<any> = null): Promise<ComponentRef<any>> {

  buildReflector();

  let appProviders: Array<any> = [
    ...NODE_APP_PROVIDERS,

    {
      provide: DOCUMENT,
      useFactory: (directiveResolver, sharedStylesHost) => {
        // TODO(gdi2290): determine a better for document on the server
        let selector = directiveResolver.resolve(appComponentType);
        let serverDocument = DOM.createHtmlDocument();
        let el = DOM.createElement(selector);
        DOM.appendChild(serverDocument.body, el);
        sharedStylesHost.addHost(serverDocument.head);
        return serverDocument;
      },
      deps: [DirectiveResolver, NodeSharedStylesHost]
    },

    ...(isPresent(customAppProviders) ? customAppProviders : [])
  ];

  let componentProviders: Array<any> = [
    ...(isPresent(customComponentProviders) ? customComponentProviders : [])
  ];

  let platform = createPlatform(ReflectiveInjector.resolveAndCreate(NODE_APP_PLATFORM));
  return coreLoadAndBootstrap(appComponentType, platform.injector);
}

export function nodePlatform(nodeProviders = []) {
  if (!getPlatform()) {
    var nodeInjector = ReflectiveInjector.resolveAndCreate(NODE_PLATFORM_PROVIDERS.concat(nodeProviders));
    createPlatform(nodeInjector);
    reflector.reflectionCapabilities = new ReflectionCapabilities();
  }
  return assertPlatform(NODE_PLATFORM_MARKER)
}

export function customBootstrap(appComponentType: any, customProviders: Provider[] = null): Promise<ComponentRef<any>> {

  CustomDomAdapter.makeCurrent();

  let logger = {
    logGroup: () => {
      console.log('---');
    },
    logError: (error: Error) => {
      console.error(error);
    },
    logGroupEnd: () => {
      console.log('---');
    }
  };
  let platformProviders = [
    PLATFORM_COMMON_PROVIDERS,
    provide(XHR, { useClass: XHRShim }),
    provide(ExceptionHandler, { useFactory: () => new ExceptionHandler(logger, true), deps: [] })
  ];

  let appProviders = [
    APPLICATION_COMMON_PROVIDERS,
    COMPILER_PROVIDERS,
    SanitizationService,
    CustomRootRenderer,
    provide(RootRenderer, { useClass: CustomRootRenderer }),
    CustomRenderer,
    provide(Renderer, { useClass: CustomRenderer })
  ];
  if (customProviders) {
    appProviders.push(customProviders);
  }

  let platform = getPlatform();
  if (!isPresent(platform)) {
    platform = createPlatform(ReflectiveInjector.resolveAndCreate(platformProviders));
  }


  reflector.reflectionCapabilities = new ReflectionCapabilities();
  let appInjector = ReflectiveInjector.resolveAndCreate(appProviders, platform.injector);
  return coreLoadAndBootstrap(appInjector, appComponentType);
}

import {Component, createPlatform, coreLoadAndBootstrap, ReflectiveInjector} from '@angular/core';
import {BROWSER_PLATFORM_PROVIDERS, BROWSER_APP_PROVIDERS} from '@angular/platform-browser';

var appProviders: any[] = [];

// #docregion longform
@Component({selector: 'my-app', template: 'Hello World'})
class MyApp {
}

var platform = createPlatform(ReflectiveInjector.resolveAndCreate(BROWSER_PLATFORM_PROVIDERS));
var appInjector = ReflectiveInjector.resolveAndCreate([BROWSER_APP_PROVIDERS, appProviders], platform.injector);
coreLoadAndBootstrap(MyApp, appInjector);
// #enddocregion

export function browserPlatform(): PlatformRef {
  if (isBlank(getPlatform())) {
    createPlatform(ReflectiveInjector.resolveAndCreate(BROWSER_PLATFORM_PROVIDERS));
  }
  return assertPlatform(BROWSER_PLATFORM_MARKER);
}

export function serverPlatform(): PlatformRef {
  if (!getPlatform()) {
    createPlatform(ReflectiveInjector.resolveAndCreate(SERVER_PLATFORM_PROVIDERS));
  }
  return assertPlatform(SERVER_PLATFORM_MARKER);
}

export function workerUiPlatform(): PlatformRef {
  if (isBlank(getPlatform())) {
    createPlatform(ReflectiveInjector.resolveAndCreate(WORKER_UI_PLATFORM_PROVIDERS));
  }
  return assertPlatform(WORKER_RENDER_PLATFORM_MARKER);
}

export function workerAppPlatform(): PlatformRef {
  if (isBlank(getPlatform())) {
    createPlatform(ReflectiveInjector.resolveAndCreate(WORKER_APP_PLATFORM));
  }
  return assertPlatform(WORKER_APP_PLATFORM_MARKER);
}