import type { Plugin, Transformer } from './types';
/**
 * Example plugin: Focus transformer
 * Dims lines that are not in focus
 */
export declare function createFocusPlugin(_focusLines: number[]): Plugin;
/**
 * Create a custom transformer plugin
 */
export declare function createTransformerPlugin(name: string, transformer: Transformer): Plugin;
/**
 * Example plugin: Line highlighter transformer
 */
export declare const lineHighlighterPlugin: Plugin;
/**
 * Example plugin: Diff highlighting
 */
export declare const diffPlugin: Plugin;