client/src/hmr.ts

   1 import { NgModuleRef, ApplicationRef } from '@angular/core'
   2 import { createNewHosts } from '@angularclass/hmr'
   3 import { enableDebugTools } from '@angular/platform-browser'
   4
   5 export const hmrBootstrap = (module: any, bootstrap: () => Promise<NgModuleRef<any>>) => {
   6   let ngModule: NgModuleRef<any>
   7   module.hot.accept()
   8   bootstrap()
   9     .then(mod => {
  10       ngModule = mod
  11
  12       const applicationRef = ngModule.injector.get(ApplicationRef)
  13       const componentRef = applicationRef.components[ 0 ]
  14       // allows to run `ng.profiler.timeChangeDetection();`
  15       enableDebugTools(componentRef)
  16     })
  17   module.hot.dispose(() => {
  18     const appRef: ApplicationRef = ngModule.injector.get(ApplicationRef)
  19     const elements = appRef.components.map(c => c.location.nativeElement)
  20     const makeVisible = createNewHosts(elements)
  21     ngModule.destroy()
  22     makeVisible()
  23   })
  24 }