Method _loadApi

src/dev-app/google-map/google-map-demo.ts:224–242

()

  }

  private _loadApi() {
    if (this.hasLoaded) {
      return;
    }

    if (!apiLoadingPromise) {
      apiLoadingPromise = this._loadScript(
        'https://unpkg.com/@googlemaps/markerclusterer/dist/index.min.js',
      );
    }

    apiLoadingPromise.then(
      () => {
        this.hasLoaded = true;
        this.cdr.markForCheck();
      },
      error => console.error('Failed to load Google Maps API', error),
    );
  }

  private _loadScript(url: string): Promise<unknown> {
    return new Promise((resolve, reject) => {