import type { Parent } from 'unist';
export declare const FOCUS_CLASS_NAME = "line-focus";
export declare const HIGHLIGHT_CLASS_NAME = "line-highlight";
declare function addCodeBlocks<T extends Parent>(tree: T): void;
export declare function rehypeCodeBlocks(): typeof addCodeBlocks;
export * from './parseMetaString.js';
export * from './metaOptions.js';
export * from './buildMetaAttributes.js';