import type { Bud } from '@roots/bud-framework';
import type { FSWatcher, WatchOptions } from 'node:fs';
/**
 * Watcher
 */
export interface Watcher {
    _app: () => Bud;
    app: Bud;
    /**
     * Watch files
     */
    files: Set<string>;
    /**
     * Instance
     */
    instance: FSWatcher;
    /**
     * Logger
     */
    logger: any;
    /**
     * Watch options
     */
    options: WatchOptions;
    /**
     * Initialize watch files
     */
    watch(): Promise<undefined | Watcher['instance']>;
    /**
     * Watcher callback
     *
     * @param path - changed file
     */
    watcherCallback(path: string): unknown;
}