webpack.config.js

const path = require('path')
const HTMLWebpackPlugin = require('html-webpack-plugin')
const { CleanWebpackPlugin } = require('clean-webpack-plugin')

const isDev = process.env.NODE_ENV === 'development'
const isProd = !isDev

const filename = ext => isDev ? `[name].${ext}` : `[name].[contenthash].${ext}`


module.exports = {
  context: path.resolve(__dirname, 'src'),
  mode: 'development',
  entry: './index.js',
  output: {
    filename: filename('js'),
    path: path.resolve(__dirname, 'dist')
  },
  optimization: {
    splitChunks: {
      chunks: 'all'
    }
  },
  devServer: {
    port: 8080,
    // hot: isDev
  },
  plugins: [
    new HTMLWebpackPlugin({
      template: './index.html'
    }),
    new CleanWebpackPlugin(),
  ],
  module: {
    rules: [
      {
        test: /\.css$/,
        use: ['style-loader', 'css-loader']
      },
      {
        test: /\.styl$/,
        use: [
          'style-loader',
          'css-loader',
          {
            loader: 'stylus-loader',
            options: {
              stylusOptions: {
                use: ['rupture']
              }
            }
          }]
      },
      {
        test: /\.(png|jpg|svg|gif)$/,
        use: ['file-loader']
      },
      {
        test: /\.(ttf|woff|woff2|eot)/,
        use: ['file-loader']
      }
    ]
  }
}