export declare type AnyFunction = (...args: any[]) => any;
export declare type StringMap<T> = {
    [key: string]: T;
};
export declare type Action<T extends string = string, P = void> = P extends void ? Readonly<{
    type: T;
}> : Readonly<{
    type: T;
    payload: P;
}>;
export declare type ActionsUnion<A extends StringMap<AnyFunction>> = ReturnType<A[keyof A]>;
export declare type ActionsOfType<ActionUnion, ActionType extends string> = ActionUnion extends Action<ActionType> ? ActionUnion : never;
export interface IReduxReducer<R, S, A> {
    reducer: R;
    initialState: S;
    actions: A;
}