/**
 * File Watcher for Dev Mode
 *
 * Watches .photon.ts file and its asset folder for changes and triggers hot reload
 */
import { PhotonServer } from './server.js';
import { Logger } from './shared/logger.js';
export declare class FileWatcher {
    private watcher;
    private server;
    private filePath;
    private assetFolderPath;
    private reloadTimeout;
    private logger;
    constructor(server: PhotonServer, filePath: string, logger?: Logger);
    /**
     * Start watching the file and asset folder
     */
    start(): void;
    /**
     * Handle file change event
     */
    private handleFileChange;
    /**
     * Stop watching
     */
    stop(): Promise<void>;
}
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