import { Observable } from 'rxjs';
import { IState, IAction, IActionEpic, StateChange, IStore } from '../types';
export declare function on<S extends IState, A extends IAction>(action: A['type'] | Array<A['type']>, state$: Observable<StateChange<S, A>>, dispatch: IStore<S, A>['dispatch']): Observable<IActionEpic<S, A>>;