/// <reference types="node" />
import { Readable, ReadableOptions } from "stream";
/**
 * Options for ScanStream
 *
 * @export
 * @interface IScanStreamOptions
 * @extends {ReadableOptions}
 */
export interface IScanStreamOptions extends ReadableOptions {
    key?: string;
    match?: string;
    command: string;
    redis: any;
    count?: string | number;
}
/**
 * Convenient class to convert the process of scaning keys to a readable stream.
 *
 * @export
 * @class ScanStream
 * @extends {Readable}
 */
export default class ScanStream extends Readable {
    private opt;
    private _redisCursor;
    private _redisDrained;
    constructor(opt: IScanStreamOptions);
    _read(): void;
    close(): void;
}