message: refactor(router): remove type casting from wrapIntoObservable private function
  PR Close
diff: @@ -96,8 +96,7 @@ export function andObservables(observables: Observable<Observable<any>>): Observ
  return observables.pipe(mergeAll(), every((result: any) => result === true));
  }
  -export function wrapIntoObservable<T>(value: T | NgModuleFactory<T>| Promise<T>| Observable<T>):
  - Observable<T> {
  +export function wrapIntoObservable<T>(value: T | NgModuleFactory<T>| Promise<T>| Observable<T>) {
  if (isObservable(value)) {
  return value;
  }
  @@ -109,5 +108,5 @@ export function wrapIntoObservable<T>(value: T | NgModuleFactory<T>| Promise<T>|
  return from(Promise.resolve(value));
  }
  - return of (value as T);
  + return of (value);
  }
  