/// <reference types="node" />
import { Transform, TransformCallback } from 'stream';
import { Quote, Comma } from './types';
export declare class Streamer extends Transform {
    buffer: string;
    sep?: Comma;
    quo?: Quote;
    constructor(options?: {
        separator?: Comma;
        quote?: Quote;
    });
    _transform(chunk: any, _encoding: string, callback: TransformCallback): void;
    _flush(callback: TransformCallback): void;
}