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import { Observable } from '../Observable'; import { BehaviorSubject } from '../BehaviorSubject'; import { multicast } from './multicast'; import { ConnectableObservable } from '../observable/ConnectableObservable'; import { UnaryFunction } from '../types'; /** * @param value * @return {ConnectableObservable<T>} * @method publishBehavior * @owner Observable */ export function publishBehavior<T>(value: T): UnaryFunction<Observable<T>, ConnectableObservable<T>> { return (source: Observable<T>) => multicast(new BehaviorSubject<T>(value))(source) as ConnectableObservable<T>; }