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webpack.config.prod.js
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const path = require('path');
const webpack = require('webpack');
const { CleanWebpackPlugin } = require('clean-webpack-plugin');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const UglifyJsPlugin = require('uglifyjs-webpack-plugin');
const CopyWebpackPlugin = require('copy-webpack-plugin');
module.exports = {
resolve: {
alias: {
'react-dom': '@hot-loader/react-dom',
},
},
mode: 'production',
entry: {
main: ['react-hot-loader/patch', './src/index.js'],
vendor: ['react', 'react-dom', 'prop-types', 'redux', 'react-redux'],
},
output: {
filename: '[name].[chunkhash:12].js',
chunkFilename: '[name].[chunkhash:12].js',
path: path.resolve(__dirname, 'dist'),
publicPath: '/',
},
devtool: 'source-map',
performance: {
hints: false,
},
optimization: {
runtimeChunk: {
name: 'runtime',
},
minimizer: [
new UglifyJsPlugin({
cache: true,
parallel: true,
uglifyOptions: {
warnings: false,
},
}),
],
splitChunks: {
chunks: 'async',
name: false,
cacheGroups: {
vendor: {
name: 'vendor',
chunks: 'initial',
test: /node_modules/,
},
},
},
},
module: {
rules: [
{
test: /\.js?$/,
use: ['babel-loader'],
exclude: /node_modules/,
},
{
test: /\.(png|svg|jpe?g|gif|ttf)$/,
use: [
{
loader: 'file-loader',
options: {
outputPath: 'static/',
},
},
],
},
],
},
plugins: [
new CleanWebpackPlugin(),
new webpack.DefinePlugin({
'process.env': {
NODE_ENV: JSON.stringify('production'),
},
}),
new HtmlWebpackPlugin({
templateContent: ({ htmlWebpackPlugin }) => `
<!DOCTYPE html>
<html>
<head>
<title>${htmlWebpackPlugin.options.title}</title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
</head>
<body>
<div id="root"></div>
</body>
</html>
`,
title: 'React starter pack',
}),
new webpack.HashedModuleIdsPlugin(),
new CopyWebpackPlugin({
patterns: [{ from: 'src/resources', to: 'resources' }],
}),
],
};