import type { Types } from './types';
export declare class StateCache<S extends Types.State> {
    default: S;
    current: S;
    prev: Partial<S>;
    constructor(defaultState: S);
    update(partialState: Partial<S>): Partial<S> | undefined;
    updateProp<Key extends keyof S>(key: Key, newValue: S[Key]): boolean;
    reset(resetData?: S): Partial<S> | undefined;
}
//# sourceMappingURL=StateCache.d.ts.map