import { Action, Reducer, Comparator, UndoxState, Limit } from './interfaces/public';
import { UndoxAction } from './undox.action';
export declare const createSelectors: <S, A extends Action<any>>(reducer: Reducer<S, A>) => {
    getPastStates: (state: UndoxState<S, A>) => S[];
    getFutureStates: (state: UndoxState<S, A>) => S[];
    getPresentState: <S_1, A_1 extends Action<any>>(state: UndoxState<S_1, A_1>) => Readonly<S_1>;
    getPastActions: (state: UndoxState<S, A>) => A[];
    getPresentAction: (state: UndoxState<S, A>) => A | A[];
    getFutureActions: (state: UndoxState<S, A>) => A[];
};
export declare const undox: <S, A extends Action<any>>(reducer: Reducer<S, A>, initAction?: any, comparator?: Comparator<S>, limit?: Limit | undefined) => (state: UndoxState<S, A> | undefined, action: UndoxAction<A>) => UndoxState<S, A>;