export declare function parseSSEStream(stream: ReadableStream<Uint8Array>, options?: {
    timeoutMs?: number;
    signal?: AbortSignal;
}): AsyncGenerator<string>;
export declare function readStreamChunkWithDeadline(reader: ReadableStreamDefaultReader<Uint8Array>, options?: {
    timeoutMs?: number;
    signal?: AbortSignal;
}): Promise<ReadableStreamReadResult<Uint8Array>>;
