import type { ServerResponse } from "node:http";
import { HttpServerResponse } from "effect/unstable/http";
export type GatewayErrorPayload = Readonly<{
    statusCode: number;
    body: unknown;
    headers?: Readonly<Record<string, string>>;
}>;
export declare function gatewayErrorPayload(error: unknown): GatewayErrorPayload;
export declare function gatewayErrorResponse(error: unknown): HttpServerResponse.HttpServerResponse;
/**
 * Report an error on a response that may already be mid-stream. Once headers
 * are sent, destroy the socket rather than attempting to write a second
 * response.
 */
export declare function writeErrorSafely(res: ServerResponse, status: number, value: unknown): Buffer;
export declare function writeGatewayError(res: ServerResponse, error: unknown): {
    statusCode: number;
    payload: Buffer;
};