import { type ParserOptions, type StreamParserOptions } from '@json2csv/plainjs';
export interface AwaitableReadableStream<T> extends ReadableStream<T> {
    promise(): Promise<string>;
}
export default class JSON2CSVWHATWGTransformStream<TRaw extends object, T extends object> extends TransformStream<TRaw, string> implements TransformStream<TRaw, string>, EventTarget {
    readonly readable: AwaitableReadableStream<string>;
    private delegate?;
    constructor(opts?: ParserOptions<TRaw, T>, asyncOpts?: StreamParserOptions, writableStrategy?: QueuingStrategy<TRaw>, readableStrategy?: QueuingStrategy<string>);
    addEventListener(type: string, callback: EventListenerOrEventListenerObject | null, options?: boolean | AddEventListenerOptions | undefined): void;
    dispatchEvent(event: Event): boolean;
    removeEventListener(type: string, callback: EventListenerOrEventListenerObject | null, options?: boolean | EventListenerOptions | undefined): void;
}
//# sourceMappingURL=TransformStream.d.ts.map