import { PageContent } from '@/types/index';
export declare const BUILDER_DSL = "BUILDER.DSL";
export declare const MAX_CACHED_NUM = 15;
/**
 * cache content
 * @param content page content;
 */
export declare const cache: (content: PageContent) => number;
/**
 * get cached by key(content id)
 * @returns contents
 */
export declare const getCached: (key: string) => PageContent[];
/**
 * clear cache by key
 */
export declare const clearCache: () => void;
