/**
 * Unix Socket Transport
 *
 * Implements the Transport interface using Unix domain sockets.
 * Protocol: newline-delimited JSON (NDJSON) — same message types as WS.
 * JSON.stringify escapes internal newlines, so raw \n is an unambiguous delimiter.
 */
import { BaseTransport, type TransportConfig } from "./transport.js";
export interface UnixSocketTransportConfig extends TransportConfig {
    /** Path to the Unix domain socket file */
    socketPath: string;
}
export declare class UnixSocketTransport extends BaseTransport {
    readonly type: "unix";
    private server;
    protected config: UnixSocketTransportConfig;
    constructor(config: UnixSocketTransportConfig);
    start(): Promise<void>;
    stop(): Promise<void>;
    private handleConnection;
    private handleMessage;
    private handleConnect;
}
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