/**
* @license
* Copyright 2023 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { GenerateContentResponse, GenerateContentStreamResult } from "../../types";
/**
* Process a response.body stream from the backend and return an
* iterator that provides one complete GenerateContentResponse at a time
* and a promise that resolves with a single aggregated
* GenerateContentResponse.
*
* @param response - Response from a fetch call
*/
export declare function processStream(response: Response): GenerateContentStreamResult;
/**
* Reads a raw stream from the fetch response and join incomplete
* chunks, returning a new stream that provides a single complete
* GenerateContentResponse in each iteration.
*/
export declare function getResponseStream<T>(inputStream: ReadableStream<string>): ReadableStream<T>;
/**
* Aggregates an array of `GenerateContentResponse`s into a single
* GenerateContentResponse.
*/
export declare function aggregateResponses(responses: GenerateContentResponse[]): GenerateContentResponse;