/**
 * @description helper fns
 * @author wangfupeng
 */
import { IDomEditor } from '@wangeditor-next/editor';
/**
 * 插入 attachment 节点
 * @param fileName fileName
 * @param link link
 */
export declare function insertPDF(editor: IDomEditor, src: string, shortcode: string): void;
/**
 * 上传附件文件
 * @param editor editor
 * @param files files
 */
export declare function uploadPDF(editor: IDomEditor, files: FileList | null): Promise<void>;