Property 'find' does not exist on type 'Observable<Object>'. code example
Example 1: Property 'of' does not exist on type 'typeof Observable'.
import { of } from 'rxjs';
Example 2: property 'do' does not exist on type 'observable>'. angular 9
import { tap } from 'rxjs/operators';
const TOKEN_HEADER_KEY = 'Authorization';
@Injectable()
export class Interceptor implements HttpInterceptor {
constructor(private token: TokenStorage, private router: Router) { }
intercept(req: HttpRequest<any>, next: HttpHandler):
Observable<HttpSentEvent | HttpHeaderResponse | HttpProgressEvent | HttpResponse<any> | HttpUserEvent<any>> {
let authReq = req;
if (this.token.getToken() != null) {
authReq = req.clone({ headers: req.headers.set(TOKEN_HEADER_KEY, 'Bearer ' + this.token.getToken())});
}
return next.handle(authReq).pipe(tap(
(err: any) => {
if (err instanceof HttpErrorResponse) {
console.log(err);
console.log('req url :: ' + req.url);
if (err.status === 401) {
this.router.navigate(['user']);
}
}
}
));
}
}