TypeScript PromiseWrapper.all方法代碼示例

 .then((values: any[]) => {
   if (values.every(isNumber)) {
     PromiseWrapper.all(names.map(name => adapter.executeScript(`delete window.${name}`)))
         .then((_: any[]) => {
           let map = StringMapWrapper.create();
           for (let i = 0, n = names.length; i < n; i++) {
             StringMapWrapper.set(map, names[i], values[i]);
           }
           completer.resolve(map);
         }, completer.reject);
   } else {
     TimerWrapper.setTimeout(getAndClearValues, 100);
   }
 }, completer.reject);

  sample({id, execute, prepare, microMetrics, providers, userMetrics}: {
    id: string,
    execute?: any,
    prepare?: any,
    microMetrics?: any,
    providers?: any,
    userMetrics?: any
  }): Promise<SampleState> {
    var sampleProviders = [
      _DEFAULT_PROVIDERS, this._defaultProviders, {provide: Options.SAMPLE_ID, useValue: id},
      {provide: Options.EXECUTE, useValue: execute}
    ];
    if (isPresent(prepare)) {
      sampleProviders.push({provide: Options.PREPARE, useValue: prepare});
    }
    if (isPresent(microMetrics)) {
      sampleProviders.push({provide: Options.MICRO_METRICS, useValue: microMetrics});
    }
    if (isPresent(userMetrics)) {
      sampleProviders.push({provide: Options.USER_METRICS, useValue: userMetrics});
    }
    if (isPresent(providers)) {
      sampleProviders.push(providers);
    }

    var inj = ReflectiveInjector.resolveAndCreate(sampleProviders);
    var adapter = inj.get(WebDriverAdapter);

    return PromiseWrapper
        .all([adapter.capabilities(), adapter.executeScript('return window.navigator.userAgent;')])
        .then((args) => {
          var capabilities = args[0];
          var userAgent = args[1];

          // This might still create instances twice. We are creating a new injector with all the
          // providers.
          // Only WebDriverAdapter is reused.
          // TODO vsavkin consider changing it when toAsyncFactory is added back or when child
          // injectors are handled better.
          var injector = ReflectiveInjector.resolveAndCreate([
            sampleProviders, {provide: Options.CAPABILITIES, useValue: capabilities},
            {provide: Options.USER_AGENT, useValue: userAgent},
            {provide: WebDriverAdapter, useValue: adapter}
          ]);

          var sampler = injector.get(Sampler);
          return sampler.sample();
        });
  }

 reportSample(completeSample: MeasureValues[], validSample: MeasureValues[]): Promise<any[]> {
   return PromiseWrapper.all(
       this._reporters.map(reporter => reporter.reportSample(completeSample, validSample)));
 }

 reportMeasureValues(values: MeasureValues): Promise<any[]> {
   return PromiseWrapper.all(
       this._reporters.map(reporter => reporter.reportMeasureValues(values)));
 }

 /**
  * Ends measuring and reports the data
  * since the begin call.
  * @param restart: Whether to restart right after this.
  */
 endMeasure(restart: boolean): Promise<{[key: string]: any}> {
   return PromiseWrapper.all(this._metrics.map(metric => metric.endMeasure(restart)))
       .then(values => mergeStringMaps(values));
 }

 /**
  * Starts measuring
  */
 beginMeasure(): Promise<any> {
   return PromiseWrapper.all(this._metrics.map(metric => metric.beginMeasure()));
 }