dependency injection - angular 4 ngModule inject provider/services conditionally -


in app.module.ts

@ngmodule({ ... providers: [myservice,           // providers used create fake backend           fakebackendprovider,           mockbackend,           baserequestoptions          ], bootstrap: [appcomponent] })

fakebackendprovider, mockbackend , baserequestoptions mock end. there way inject these services variable in environment.ts file?

you can use this. created plunker

//route environment file import { environment } '../../environments/environment'; providers: [myservice,           // providers used create fake backend      {       provide: someserivce,       usefactory: authheadersfactory     },           ],   export function authheadersfactory() {   if (environment.prod) {     return new mock();   }   return new fakebackend(); }

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