import { Observable } from '../Observable';
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import { ReplaySubject } from '../ReplaySubject';
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import { multicast } from './multicast';
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import { ConnectableObservable } from '../observable/ConnectableObservable';
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import { UnaryFunction, MonoTypeOperatorFunction, OperatorFunction, SchedulerLike, ObservableInput, ObservedValueOf } from '../types';
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/* tslint:disable:max-line-length */
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export function publishReplay<T>(bufferSize?: number, windowTime?: number, scheduler?: SchedulerLike): MonoTypeOperatorFunction<T>;
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export function publishReplay<T, O extends ObservableInput<any>>(bufferSize?: number, windowTime?: number, selector?: (shared: Observable<T>) => O, scheduler?: SchedulerLike): OperatorFunction<T, ObservedValueOf<O>>;
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/* tslint:enable:max-line-length */
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export function publishReplay<T, R>(bufferSize?: number,
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windowTime?: number,
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selectorOrScheduler?: SchedulerLike | OperatorFunction<T, R>,
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scheduler?: SchedulerLike): UnaryFunction<Observable<T>, ConnectableObservable<R>> {
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if (selectorOrScheduler && typeof selectorOrScheduler !== 'function') {
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scheduler = selectorOrScheduler;
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}
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const selector = typeof selectorOrScheduler === 'function' ? selectorOrScheduler : undefined;
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const subject = new ReplaySubject<T>(bufferSize, windowTime, scheduler);
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return (source: Observable<T>) => multicast(() => subject, selector)(source) as ConnectableObservable<R>;
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}
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