import { IMapFunction } from '../../../../../../../../observer/pipes/built-in/map/map-function.type';
import { IObservable } from '../../../../../../../type/observable.type';
import { IObservablePipe } from '../../../../../../type/observable-pipe.type';
export declare function mergeMapSingleObservablePipe<GIn, GOut>(mapFunction: IMapFunction<GIn, IObservable<GOut>>): IObservablePipe<GIn, GOut>;