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const webpack = require('webpack');
const path = require('path');
const HtmlWebPackPlugin = require('html-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const TerserPlugin = require('terser-webpack-plugin');
const OptimizeCSSAssetsPlugin = require('optimize-css-assets-webpack-plugin');
const ErrorOverlayPlugin = require('error-overlay-webpack-plugin');
const postcssPresetEnv = require('postcss-preset-env');
const stylelint = require('stylelint');
module.exports = (env, argv) => {
const dev = argv.mode !== 'production';
const config = {
devtool: dev ? 'source-map' : false,
mode: dev ? 'development' : 'production',
entry: {
'Juick': [
'core-js/modules/es.array.map',
'core-js/modules/es.object.create',
'core-js/modules/es.object.define-property',
'core-js/modules/es.object.set-prototype-of',
'core-js/modules/es.promise',
'core-js/modules/es.symbol',
'core-js/modules/web.dom-collections.iterator',
'url-polyfill',
__dirname + '/src/index.js',
__dirname + '/src/style/main.css'
]
},
output: {
filename: dev ? '[name].js' : '[name].[contenthash].bundle.js',
chunkFilename: dev ? '[name].js' : '[name].[contenthash].bundle.js',
publicPath: '/',
path: path.resolve(__dirname, 'dist')
},
module: {
rules: [
{
test: /\.css$/,
use: [
MiniCssExtractPlugin.loader,
{
loader: 'css-loader'
},
{
loader: 'postcss-loader', options: {
plugins: () => [
stylelint(),
postcssPresetEnv({ stage: 0, autoprefixer: { grid: true } })
]
}
}
]
},
{
test: /\.html$/,
use: [
{
loader: 'html-loader',
options: { minimize: false }
}
]
},
{
test: /\.js$/,
exclude: /node_modules/,
loader: 'babel-loader'
},
{
test: /\.(jpe?g|png|gif|svg)$/i,
loaders: [
'file-loader?hash=sha512&digest=hex&name=[hash].[ext]'
]
}
]
},
plugins: [
new webpack.IgnorePlugin(/^\.\/locale$/, /moment$/),
new MiniCssExtractPlugin({
filename: 'Juick.[contenthash].css',
allChunks: true
}),
new HtmlWebPackPlugin({
template: './src/views/index.html',
filename: './index.html'
}),
new ErrorOverlayPlugin()
],
devServer: {
bonjour: true,
historyApiFallback: true,
host: '0.0.0.0',
hot: true,
inline: true
}
};
if (dev) {
config.plugins.push(new webpack.HotModuleReplacementPlugin());
} else {
config.optimization = {
minimizer: [
new TerserPlugin({
cache: true,
parallel: true,
sourceMap: dev,
terserOptions: {
output: {
comments: /@license/i
}
},
extractComments: true
}),
new OptimizeCSSAssetsPlugin({})
],
splitChunks: {
chunks: 'all',
minSize: 30000,
maxSize: 0,
minChunks: 1,
maxAsyncRequests: 5,
maxInitialRequests: 3,
automaticNameDelimiter: '~',
name: true,
cacheGroups: {
vendors: {
test: /[\\/]node_modules[\\/]/,
priority: -10
},
default: {
minChunks: 2,
priority: -20,
reuseExistingChunk: true
}
}
}
};
}
return config;
};
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