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e5bf5af296
* Extract some utilities into a separate package * Add utils dir to `files` in package.json * Do not create an empty `utils` dir on eject
39 lines
1.4 KiB
JavaScript
39 lines
1.4 KiB
JavaScript
// @remove-on-eject-begin
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/**
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* Copyright (c) 2015-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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// @remove-on-eject-end
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// Grab NODE_ENV and REACT_APP_* environment variables and prepare them to be
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// injected into the application via DefinePlugin in Webpack configuration.
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var REACT_APP = /^REACT_APP_/i;
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function getClientEnvironment(publicUrl) {
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return Object
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.keys(process.env)
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.filter(key => REACT_APP.test(key))
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.reduce((env, key) => {
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env['process.env.' + key] = JSON.stringify(process.env[key]);
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return env;
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}, {
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// Useful for determining whether we’re running in production mode.
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// Most importantly, it switches React into the correct mode.
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'process.env.NODE_ENV': JSON.stringify(
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process.env.NODE_ENV || 'development'
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),
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// Useful for resolving the correct path to static assets in `public`.
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// For example, <img src={process.env.PUBLIC_URL + '/img/logo.png'} />.
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// This should only be used as an escape hatch. Normally you would put
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// images into the `src` and `import` them in code to get their paths.
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'process.env.PUBLIC_URL': JSON.stringify(publicUrl)
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});
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}
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module.exports = getClientEnvironment;
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