import { Transform, Readable, Writable } from 'stream';
import { JsonToCsvStreamOptions, AnyObject, AnyArray } from './src/types';
export declare function createJsonToCsvStream(options?: JsonToCsvStreamOptions): Transform;
export declare function createJsonReadableStream(data: AnyArray | AnyObject, options?: {
    objectMode?: boolean;
}): Readable;
export declare function createCsvCollectorStream(options?: JsonToCsvStreamOptions): Transform;
export declare function streamJsonToCsv(_data: AnyArray | AnyObject, _options?: JsonToCsvStreamOptions): Promise<string>;
export declare function streamJsonToCsv(_readableStream: Readable, _writableStream: Writable, _options?: JsonToCsvStreamOptions): Promise<void>;
export declare function streamJsonToCsvAsync(data: AnyArray | AnyObject, options?: JsonToCsvStreamOptions & {
    useWorkers?: boolean;
    workerCount?: number;
    chunkSize?: number;
    onProgress?: (_progress: {
        processed: number;
        total: number;
        percentage: number;
    }) => void;
}): Promise<string>;
export declare function saveJsonStreamAsCsv(readableStream: Readable, filePath: string, options?: JsonToCsvStreamOptions & {
    validatePath?: boolean;
}): Promise<void>;