import {Operator} from '../Operator';
import {Observable} from '../Observable';
import {Subscriber} from '../Subscriber';
import {Notification} from '../Notification';
/**
* Returns an Observable that transforms Notification objects into the items or notifications they represent.
* @returns {Observable} an Observable that emits items and notifications embedded in Notification objects emitted by the source Observable.
*/
export function dematerialize<T>(): Observable<any> {
return this.lift(new DeMaterializeOperator());
}
class DeMaterializeOperator<T extends Notification<any>, R> implements Operator<T, R> {
call(subscriber: Subscriber<any>) {
return new DeMaterializeSubscriber(subscriber);
}
}
class DeMaterializeSubscriber<T extends Notification<any>> extends Subscriber<T> {
constructor(destination: Subscriber<any>) {
super(destination);
}
protected _next(value: T) {
value.observe(this.destination);
}
}
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