mirror of
https://github.com/facebook/react-native.git
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Tim YungandFacebook GitHub Bot
84de8a075e
Summary: Pull Request resolved: https://github.com/facebook/react-native/pull/51416 Deletes `oncall` annotations from the `facebook/react-native` repository. Changelog: [Internal] Reviewed By: javache Differential Revision: D74902524 fbshipit-source-id: 32a6a5b2ff27281792d572f151e2b094d9a79029
32 lines
928 B
JavaScript
32 lines
928 B
JavaScript
/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @flow strict-local
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* @format
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*/
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// Determine the base URL (scheme and host) used by a client to reach this
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// server.
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//
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// TODO: Support X-Forwarded-Host, etc. for trusted proxies
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export default function getBaseUrlFromRequest(
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req: http$IncomingMessage<tls$TLSSocket> | http$IncomingMessage<net$Socket>,
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): ?URL {
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const hostHeader = req.headers.host;
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if (hostHeader == null) {
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return null;
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}
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// `encrypted` is always true for TLS sockets and undefined for net
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// https://github.com/nodejs/node/issues/41863#issuecomment-1030709186
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const scheme = req.socket.encrypted === true ? 'https' : 'http';
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const url = `${scheme}://${req.headers.host}`;
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try {
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return new URL(url);
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} catch {
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return null;
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}
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}
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