/**
 * --------------------------------------------------------------------
 * docmd : the zero-config documentation engine.
 *
 * @package     @docmd/core (and ecosystem)
 * @website     https://docmd.io
 * @repository  https://github.com/docmd-io/docmd
 * @license     MIT
 * @copyright   Copyright (c) 2025-present docmd.io
 *
 * [docmd-source] - Please do not remove this header.
 * --------------------------------------------------------------------
 */
import { EventEmitter } from 'node:events';
export interface WorkerTask {
    id: string;
    payload: any;
}
export interface WorkerResult {
    taskId: string;
    success: boolean;
    data?: any;
    error?: string;
}
export declare class WorkerPool extends EventEmitter {
    private workerScript;
    private workerData;
    private poolSize;
    private workers;
    private freeWorkers;
    private taskQueue;
    private activeTasks;
    private isTerminated;
    private initialized;
    constructor(workerScript: string, workerData?: any, poolSize?: number);
    private ensureInitialized;
    private addNewWorker;
    private replaceWorker;
    runTask<T = any>(taskPayload: any): Promise<T>;
    private processQueue;
    terminateAll(): Promise<void>;
}