Function ɵfirebaseAppFactory

src/compat/firebase.app.module.ts:13–29

(options: FirebaseOptions, zone: NgZone, nameOrConfig?: string | FirebaseAppSettings | null)

export function ɵfirebaseAppFactory(options: FirebaseOptions, zone: NgZone, nameOrConfig?: string | FirebaseAppSettings | null) {
  const name = typeof nameOrConfig === 'string' && nameOrConfig || '[DEFAULT]';
  const config = typeof nameOrConfig === 'object' && nameOrConfig || {};
  config.name = config.name || name;
  // Added any due to some inconsistency between @firebase/app and firebase types
  const existingApp = firebase.apps.filter(app => app && app.name === config.name)[0];
  // We support FirebaseConfig, initializeApp's public type only accepts string; need to cast as any
  // Could be solved with https://github.com/firebase/firebase-js-sdk/pull/1206
  const app = (existingApp || zone.runOutsideAngular(() => firebase.initializeApp(options, config as any)));
  try {
    if (JSON.stringify(options) !== JSON.stringify(app.options)) {
      const hmr = !!(module as any).hot;
      log('error', `${app.name} Firebase App already initialized with different options${hmr ? ', you may need to reload as Firebase is not HMR aware.' : '.'}`);
    }
  } catch (e) { /* empty */ }
  return new FirebaseApp(app);
}

const log = (level: 'log'|'error'|'info'|'warn', ...args: any) => {
  if (isDevMode() && typeof console !== 'undefined') {