import type { Root } from 'mdast';
import { type VFile } from 'vfile';
import { type Rules } from '../mdat/rules';
export type Options = {
    addMetaComment: boolean;
    closingPrefix: string;
    keywordPrefix: string;
    metaCommentIdentifier: string;
    rules: Rules;
};
export declare function mdat(tree: Root, file: VFile, options: Options): Promise<void>;