import { appConfig } from '../client/type';
/**
 * Cache callback function
 * @param key map key
 * @param fn callback function
 * @returns
 */
export declare const pushSubscribeFn: (key: string, fn: Function) => void;
/**
 * Excution cache function
 * @param key map key
 * @returns
 */
export declare const popSubscribeFn: (key: string, type: 'remove' | 'excute', e?: MessageEvent, config?: appConfig) => void;