client/src/main.ts

   1 import { ApplicationRef, enableProdMode } from '@angular/core'
   2 import { enableDebugTools } from '@angular/platform-browser'
   3 import { platformBrowserDynamic } from '@angular/platform-browser-dynamic'
   4 import { AppModule } from './app/app.module'
   5 import { environment } from './environments/environment'
   6
   7 if (environment.production) {
   8   enableProdMode()
   9 }
  10
  11 const bootstrap = () => platformBrowserDynamic()
  12   .bootstrapModule(AppModule)
  13   .then(bootstrapModule => {
  14     // TODO: Uncomment and remove unregistration when https://github.com/angular/angular/issues/21191 is fixed
  15     // TODO: Remove when https://github.com/angular/angular-cli/issues/8779 is fixed?
  16     // if ('serviceWorker' in navigator && environment.production) {
  17     //   navigator.serviceWorker.register('/ngsw-worker.js')
  18     //     .catch(err => console.error('Cannot register service worker.', err))
  19     // }
  20
  21     if (navigator.serviceWorker && typeof navigator.serviceWorker.getRegistrations === 'function') {
  22       navigator.serviceWorker.getRegistrations()
  23                .then(registrations => {
  24                  for (const registration of registrations) {
  25                    registration.unregister()
  26                  }
  27                })
  28     }
  29
  30     if (!environment.production) {
  31       const applicationRef = bootstrapModule.injector.get(ApplicationRef)
  32       const componentRef = applicationRef.components[0]
  33
  34       // allows to run `ng.profiler.timeChangeDetection();`
  35       enableDebugTools(componentRef)
  36     }
  37
  38     return bootstrapModule
  39   })
  40   .catch(err => {
  41     console.error(err)
  42     return null
  43   })
  44
  45 bootstrap()