/// <reference types="node" resolution-mode="require"/>
/// <reference types="node" resolution-mode="require"/>
import { Writable } from 'stream';
import type { Messagable } from '../types/streams.js';
/**
 * A `Writable` stream that a `Readable` stream can pipe into in order to
 * stream data between threads.
 */
export declare class WritableToPort<Target extends Messagable> extends Writable {
    #private;
    /**
     * The object containing any meta data about the stream that can be
     * used to identify it.
     */
    get metaData(): Record<any, any>;
    constructor(target: Target, id: string, metaData?: Record<any, any>);
    _write(chunk: Buffer, _: BufferEncoding, callback: (error?: Error | null | undefined) => void): void;
}