/// <reference types="node" />
import { Reader } from '../reader';
import { Writer } from '../writer';
export interface ParserOptions {
    sep?: string;
    encoding?: string;
}
export declare function parser(options?: ParserOptions): (reader: Reader<string | Buffer>, writer: Writer<any>) => void;
export interface FormatterOptions {
    sep?: string;
    eol?: string;
}
export declare function formatter(options?: FormatterOptions): (reader: Reader<any>, writer: Writer<string>) => void;