48 lines
1.7 KiB
JavaScript
48 lines
1.7 KiB
JavaScript
/*
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Copyright 2018 Google Inc. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import {createHeaders} from './utils/createHeaders.mjs';
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import {concatenate} from './concatenate.mjs';
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import './_version.mjs';
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/**
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* Takes multiple source Promises, each of which could resolve to a Response, a
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* ReadableStream, or a [BodyInit](https://fetch.spec.whatwg.org/#bodyinit),
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* along with a
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* [HeadersInit](https://fetch.spec.whatwg.org/#typedefdef-headersinit).
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*
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* Returns an object exposing a Response whose body consists of each individual
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* stream's data returned in sequence, along with a Promise which signals when
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* the stream is finished (useful for passing to a FetchEvent's waitUntil()).
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*
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* @param {Array<Promise<workbox.streams.StreamSource>>} sourcePromises
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* @param {HeadersInit} [headersInit] If there's no `Content-Type` specified,
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* `'text/html'` will be used by default.
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* @return {Object<{done: Promise, response: Response}>}
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*
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* @memberof workbox.streams
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*/
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function concatenateToResponse(sourcePromises, headersInit) {
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const {done, stream} = concatenate(sourcePromises);
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const headers = createHeaders(headersInit);
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const response = new Response(stream, {headers});
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return {done, response};
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}
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export {concatenateToResponse};
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