import { AppModule } from './app/app.module'
import { environment } from './environments/environment'
-import { hmrBootstrap } from './hmr'
-
if (environment.production) {
enableProdMode()
}
// .catch(err => console.error('Cannot register service worker.', err))
// }
- if (navigator.serviceWorker) {
+ if (navigator.serviceWorker && typeof navigator.serviceWorker.getRegistrations === 'function') {
navigator.serviceWorker.getRegistrations()
- .then(registrations => {
- for (const registration of registrations) {
- registration.unregister()
- }
- })
+ .then(registrations => {
+ for (const registration of registrations) {
+ registration.unregister()
+ }
+ })
}
return bootstrapModule
return null
})
-if (environment.hmr) {
- if (module[ 'hot' ]) {
- hmrBootstrap(module, bootstrap)
- } else {
- console.error('HMR is not enabled for webpack-dev-server!')
- console.log('Are you using the --hmr flag for ng serve?')
- }
-} else {
- bootstrap()
-}
+bootstrap()