webpack configuration for django

webpack.config.js_gist.md

webpack with django-bundle-tracker settings

let path = require('path');
let glob = require('glob')
let webpack = require('webpack');
let { CleanWebpackPlugin } = require('clean-webpack-plugin');
let HtmlWebpackPlugin = require('html-webpack-plugin');
let inProduction = process.env.NODE_ENV === 'production'
let PurgecssPlugin = require('purgecss-webpack-plugin')
let MiniCssExtractPlugin = require('mini-css-extract-plugin')
let TerserJSPlugin = require('terser-webpack-plugin');
let OptimizeCSSAssetsPlugin = require('optimize-css-assets-webpack-plugin');
let BundleTracker = require('webpack-bundle-tracker');
let PATHS = {
	src: path.join(__dirname, 'src')
}

module.exports = {
	mode: process.env.NODE_ENV,
	entry: ['./src/app.js', './src/app.css'],

	output: {
		filename: inProduction ? '[name].[chunkhash].js' : '[name].js',
		path: path.resolve(__dirname, 'public')
	},

	plugins: [
		new webpack.ProgressPlugin(),
		new CleanWebpackPlugin(),
		new HtmlWebpackPlugin({
			minify: true,
			template: './src/index.html'
		}),
		new MiniCssExtractPlugin({
			filename: inProduction ? '[name].[hash].css' : '[name].css',
			chunkFilename: inProduction ? '[id].[hash].css' : '[id].css',

		}),
		new PurgecssPlugin({
			paths: glob.sync(`${PATHS.src}/*`)
		}),
		new BundleTracker({ filename: './webpack-stats.json' }),


	],

	module: {
		rules: [
			{
				test: /.(js|jsx)$/,
				include: [path.resolve(__dirname, 'src')],
				loader: 'babel-loader',

				options: {
					plugins: ['syntax-dynamic-import'],

					presets: [
						[
							'@babel/preset-env',
							{
								modules: false
							}
						]
					]
				},
			},
			{
				test: /\.(sa|sc|c)ss$/,
				use: [
					MiniCssExtractPlugin.loader,
					'css-loader',
					{
						loader: 'postcss-loader',
						options: {
							ident: 'postcss',
							plugins: [
								require('tailwindcss'),
								require('autoprefixer'),
							],
						}
					},
				],
			},
		]
	},

	optimization: {
		minimizer: [new TerserJSPlugin({}), new OptimizeCSSAssetsPlugin({})],
		splitChunks: {
			cacheGroups: {
				vendors: {
					priority: -10,
					test: /[\\/]node_modules[\\/]/
				}
			},

			chunks: 'async',
			minChunks: 1,
			minSize: 30000,
			name: true
		}
	},

	devServer: {
		open: true
	}
};

'''