export class CsvFormatHandler extends FormatHandler {
    constructor(opts?: {});
    opfsPath: string;
    extension: string;
    _write({ onProgress, onStatus }: {
        onProgress: any;
        onStatus: any;
    }): Promise<void>;
    getDownloadMap(baseName: any): Promise<{
        downloadName: string;
        blobParts: File[];
    }[]>;
}
import { FormatHandler } from './base.js';