import { Observable } from 'rxjs';
import { StreamEvent } from '../sse';
/**
 * SSE utility class.
 */
export declare abstract class SSEUtil {
    static toObservable<Data>(readableStream: ReadableStream, controller?: AbortController): Observable<StreamEvent<Data>>;
    private static handleSSE;
    private static readableStreamAsyncIterable;
}
//# sourceMappingURL=sse-util.d.ts.map