webpack.prod.config.js

/* eslint-disable import/no-extraneous-dependencies, object-property-newline */
// Very similar to webpack.dev.config.js. Common parts could be extracted to a base config.
// See example at:
// https://github.com/shakacode/react-webpack-rails-tutorial/blob/master/client%2Fwebpack.client.base.config.js
const webpack = require('webpack');

const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const path = require('path');

module.exports = {
  mode: 'production',
  // For production build we want to extract CSS to stand-alone file
  // Provide `extractStyles` param and `bootstrap-loader` will handle it
  entry: ['tether', 'font-awesome-loader', 'bootstrap-loader', './app/scripts/app'],
  output: {
    path: path.join(__dirname, 'public', 'assets'),
    filename: 'app.js',
  },
  plugins: [
    new MiniCssExtractPlugin({ filename: 'app.css' }),
    new webpack.ProvidePlugin({
      $: 'jquery',
      jQuery: 'jquery',
      'window.jQuery': 'jquery',
      Tether: 'tether',
      'window.Tether': 'tether',
      Popper: ['popper.js', 'default'],
      Alert: 'exports-loader?Alert!bootstrap/js/dist/alert',
      Button: 'exports-loader?Button!bootstrap/js/dist/button',
      Carousel: 'exports-loader?Carousel!bootstrap/js/dist/carousel',
      Collapse: 'exports-loader?Collapse!bootstrap/js/dist/collapse',
      Dropdown: 'exports-loader?Dropdown!bootstrap/js/dist/dropdown',
      Modal: 'exports-loader?Modal!bootstrap/js/dist/modal',
      Popover: 'exports-loader?Popover!bootstrap/js/dist/popover',
      Scrollspy: 'exports-loader?Scrollspy!bootstrap/js/dist/scrollspy',
      Tab: 'exports-loader?Tab!bootstrap/js/dist/tab',
      Tooltip: 'exports-loader?Tooltip!bootstrap/js/dist/tooltip',
      Util: 'exports-loader?Util!bootstrap/js/dist/util',
    }),
  ],
  module: {
    rules: [
      {
        test: /\.css$/,
        use: [MiniCssExtractPlugin.loader, 'css-loader', 'postcss-loader'],
      },

      {
        test: /\.scss$/,
        use: [MiniCssExtractPlugin.loader, 'css-loader', 'postcss-loader', 'sass-loader'],
      },

      {
        test: /\.woff2?(\?v=[0-9]\.[0-9]\.[0-9])?$/,
        // Limiting the size of the woff fonts breaks font-awesome ONLY for the extract text plugin
        // use: "url?limit=10000"
        use: 'url-loader',
      },
      {
        test: /\.(ttf|eot|svg)(\?[\s\S]+)?$/,
        use: 'file-loader',
      },
    ],
  },
};