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https://github.com/zhigang1992/create-react-app.git
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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
42 lines
1.3 KiB
JavaScript
42 lines
1.3 KiB
JavaScript
/**
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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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// This Webpack plugin lets us interpolate custom variables into `index.html`.
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// Usage: `new InterpolateHtmlPlugin({ 'MY_VARIABLE': 42 })`
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// Then, you can use %MY_VARIABLE% in your `index.html`.
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// It works in tandem with HtmlWebpackPlugin.
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// Learn more about creating plugins like this:
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// https://github.com/ampedandwired/html-webpack-plugin#events
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'use strict';
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class InterpolateHtmlPlugin {
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constructor(replacements) {
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this.replacements = replacements;
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}
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apply(compiler) {
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compiler.plugin('compilation', compilation => {
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compilation.plugin('html-webpack-plugin-before-html-processing',
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(data, callback) => {
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// Run HTML through a series of user-specified string replacements.
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Object.keys(this.replacements).forEach(key => {
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const value = this.replacements[key];
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data.html = data.html.replace('%' + key + '%', value);
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});
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callback(null, data);
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}
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);
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});
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}
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}
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module.exports = InterpolateHtmlPlugin;
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