/// <reference types="node" />
import type fs from 'fs';
import type { ITableSerializer } from './ITableSerializer';
export declare class TableSerializerMarkdown implements ITableSerializer {
    readonly os: fs.WriteStream;
    protected headerColumns: number;
    constructor(os: fs.WriteStream);
    writeHeader(columns: string[], options?: {
        align?: ('left' | 'right')[];
    }): void;
    writeRow(columns: string[], options?: {
        mark?: boolean;
    }): void;
    protected writeLine(columns: number, options?: {
        align?: ('left' | 'right')[];
    }): void;
    close(): void;
}