export interface GetState<S> {
    (): S;
}
export interface Reducer<S> {
    (state: S): S;
}
export interface Dispatch<S> {
    (reducer: Reducer<S>): S;
}
export interface Listener {
    (): void;
}
export interface Unsubscribe {
    (): void;
}
export interface Middleware {
    <S>(store: Store<S>): {
        (next: Dispatch<S>): {
            (reducer: Reducer<S>): any;
        };
    };
}
export interface Store<S> {
    getState: GetState<S>;
    dispatch: Dispatch<S>;
    subscribe(listener: Listener): Unsubscribe;
    addMiddleware(...middlewares: Middleware[]): this;
}