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webpack.config.js
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webpack.config.js
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/**
* Copyright (c) 2017-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
const path = require("path");
const UglifyJsPlugin = require('uglifyjs-webpack-plugin');
process.env.NODE_ENV = "production";
const WebpackConfig = {
entry: "./",
output: {
path: path.join(__dirname),
filename: "prepack.min.js",
library: "Prepack",
},
parallelism: 1,
profile: true,
mode: process.env.NODE_ENV == "production" ? process.env.NODE_ENV || "development",
optimization: {
minimize: [new UglifyJsPlugin()],
splitChunks: {
cacheGroups: {
vendors: {
priority: -10,
test: /[\\/]node_modules[\\/]/
}
},
chunks: 'async',
minChunks: 1,
minSize: 30000,
name: true
}
},
module: {
rules: [
{
test: /\.js$/,
use: {
loader: "babel-loader",
},
},
],
},
};
module.exports = WebpackConfig;