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webpack.prod.config.js
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webpack.prod.config.js
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const path = require('path')
const HtmlWebPackPlugin = require('html-webpack-plugin')
const MiniCssExtractPlugin = require('mini-css-extract-plugin')
const UglifyJsPlugin = require('uglifyjs-webpack-plugin')
const OptimizeCSSAssetsPlugin = require('optimize-css-assets-webpack-plugin');
module.exports = {
entry: {
main: './src/index.js'
},
output: {
path: path.join(__dirname, 'dist'),
publicPath: '/',
filename: '[name].js'
},
target: 'web',
devtool: '#source-map',
// Webpack 4 does not have a CSS minifier, although
// Webpack 5 will likely come with one
optimization: {
minimizer: [
new UglifyJsPlugin({
cache: true,
parallel: true,
sourceMap: true // set to true if you want JS source maps
}),
new OptimizeCSSAssetsPlugin({})
]
},
module: {
rules: [
{
// Transpiles ES6-8 into ES5
test: /\.js$/,
exclude: /node_modules/,
use: {
loader: 'babel-loader'
}
},
{
// Loads the javacript into html template provided.
// Entry point is set below in HtmlWebPackPlugin in Plugins
test: /\.html$/,
use: [
{
loader: 'html-loader',
options: { minimize: true }
}
]
},
{
// Loads images into CSS and Javascript files
test: /\.jpg$/,
use: [{loader: 'url-loader'}]
},
{
// Loads CSS into a file when you import it via Javascript
// Rules are set in MiniCssExtractPlugin
test: /\.css$/,
use: [MiniCssExtractPlugin.loader, 'css-loader']
},
]
},
plugins: [
new HtmlWebPackPlugin({
template: './src/html/index.html',
filename: './index.html'
}),
new MiniCssExtractPlugin({
filename: '[name].css',
chunkFilename: '[id].css'
})
]
}