import { Writable } from 'stream';
type Opts = {
    apiKey: string;
    blockId: string;
    defaultClassName?: boolean;
    toHtml?: boolean;
    stdout: Writable;
    stderr: Writable;
};
export declare const cli: ({ apiKey, blockId, defaultClassName, toHtml, stdout, stderr }: Opts) => Promise<number>;
export {};