/// <reference types="node" />
import { Writable } from 'stream';
export declare class ConsoleResultWriter extends Writable {
    _plain: any;
    _statusStrMap: any;
    constructor(opts?: any);
    _write(result: any, _: any, cb: any): void;
}
export declare class JSONResultWriter extends Writable {
    constructor(opts?: any);
    _write(result: any, _: any, cb: any): void;
}
export declare function createWriter(opts?: any): any;