import React from 'react';
import { MessageApiShape } from '../types/api-shape';
declare type MessageHook = [MessageApiShape, React.ReactNode];
export interface ThenableArgument {
    (val: any): void;
}
/**
 * 提供一个保存在当前上下文中的 message hook
 */
declare function useMessage(): MessageHook;
export { useMessage };