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- import { NgModuleRef, ApplicationRef } from '@angular/core'
- import { createNewHosts } from '@angularclass/hmr'
- import { enableDebugTools } from '@angular/platform-browser'
- export const hmrBootstrap = (module: any, bootstrap: () => Promise<NgModuleRef<any>>) => {
- let ngModule: NgModuleRef<any>
- module.hot.accept()
- bootstrap()
- .then(mod => {
- ngModule = mod
- const applicationRef = ngModule.injector.get(ApplicationRef)
- const componentRef = applicationRef.components[ 0 ]
- // allows to run `ng.profiler.timeChangeDetection();`
- enableDebugTools(componentRef)
- })
- module.hot.dispose(() => {
- const appRef: ApplicationRef = ngModule.injector.get(ApplicationRef)
- const elements = appRef.components.map(c => c.location.nativeElement)
- const makeVisible = createNewHosts(elements)
- ngModule.destroy()
- makeVisible()
- })
- }
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