webpack.prod.js

/* eslint-disable no-undef */

const path = require('path');
const webpack = require('webpack');
const HTMLWebpackPlugin = require('html-webpack-plugin');
const OptmizeCssAssetsPlugin = require('optimize-css-assets-webpack-plugin');
const MiniCSSExtractPlugin = require('mini-css-extract-plugin');
const CompressionWebpackPlugin = require('compression-webpack-plugin');
const CleanWebpackPlugin = require('clean-webpack-plugin');
// const isProd = process.env.NODE_ENV === 'production';

module.exports = {
  mode: 'production',
  entry: {
    main: [ './main.js' ]
  },
  output: {
    path: path.resolve(__dirname, './docs'),
    filename: '[name]-bundle.js'
  },
  optimization: {
    splitChunks: {
      chunks: 'all',
      cacheGroups: {
        vendor: {
          name: 'vendor',
          chunks: 'initial',
          minChunks: 2
        }
      }
    }
  },
  module: {
    rules: [
      {
        test: /\.sass|scss|css$/,
        use: [
          {
            loader: MiniCSSExtractPlugin.loader
          },
          {
            loader: 'css-loader'
          },
          {
            loader: 'sass-loader',
            options: {}
          }
        ]
      },
      {
        test: /\.html$/,
        use: [
          {
            loader: 'file-loader',
            options: {
              name: '[name].html'
            }
          },
          {
            loader: 'extract-loader'
          },
          {
            loader: 'html-loader',
            options: {
              attrs: ['img:src']
            }
          }
        ]
      },
      {
        test: /\.jpg$/,
        use: [
          {
            loader: 'file-loader',
            options: {
              name: 'images/[name]-[hash:8].[ext]'
            }
          }
        ]
      }
    ]
  },
  plugins: [
    new CleanWebpackPlugin(['docs/*.*'], {
      verbose: false,
    }),
    new OptmizeCssAssetsPlugin(),
    new MiniCSSExtractPlugin({
      filename: '[name]-[contenthash].css'
    }),
    new HTMLWebpackPlugin({
      template: './src/index.ejs',
      title: 'PIXI.js MVM'
    }),
    new webpack.DefinePlugin({
      'process.env': {
        'NODE_ENV': JSON.stringify('production')
      }
    }),
    new CompressionWebpackPlugin({
      algorithm: 'gzip'
    })
  ]
};