import { NotifyPropertyChangedType } from '../../notify/notifyPropertyChangedSymbol';
import { Observable, SchedulerLike } from 'rxjs';
import { ChangeSetOperatorFunction } from '../ChangeSetOperatorFunction';
/**
 * Automatically refresh downstream operator. The refresh is triggered when the observable receives a notification
 * @param reevaluator An observable which acts on items within the collection and produces a value when the item should be refreshed
 * @param changeSetBuffer Batch up changes by specifying the buffer. This greatly increases performance when many elements require a refresh
 * @param scheduler The scheduler
 */
export declare function autoRefreshOnObservable<TObject, TKey>(reevaluator: (value: TObject, key: TKey) => Observable<unknown>, changeSetBuffer?: number, scheduler?: SchedulerLike): ChangeSetOperatorFunction<TObject, TKey, NotifyPropertyChangedType<TObject>>;