Function coerceObservable

src/cdk/coercion/private/observable.ts:14–19

(data: T | Observable<T>)

 * Observable, or wraps it in an Observable that emits the non-Observable value.
 */
export function coerceObservable<T>(data: T | Observable<T>): Observable<T> {
  if (!isObservable(data)) {
    return observableOf(data);
  }
  return data;
}