webpack config prod

webpack-conf-prod.js

const path = require('path')
const webpack = require('webpack')
const HtmlWebpackPlugin = require('html-webpack-plugin')
const ExtractTextPlugin = require('extract-text-webpack-plugin')
const CleanWebpackPlugin = require('clean-webpack-plugin')

module.exports = {
  context: __dirname,
  entry: './src/index.js',
  output: {
    path: path.join(__dirname, '/dist'),
    publicPath: '/',
    filename: 'bundle.[hash:8].js'
  },
  resolve: {
    extensions: ['.js', '.jsx', '.json']
  },
  stats: {
    colors: true,
    reasons: true,
    chunks: false
  },
  module: {
    rules: [
      {
        enforce: "pre",
        test: /\.js$/,
        loader: "eslint-loader",
        exclude: /node_modules/
      },
      {
        test: /\.js?$/,
        loader: 'babel-loader',
        include: [
          path.resolve('src')
        ]
      },
      {
        test: /\.scss?$/,

        use: ExtractTextPlugin.extract({
          fallback: 'style-loader',
          use: ['css-loader', 'sass-loader']
        }),

        // loaders: [
        //   "style-loader",
        //   "css-loader",
        //   "sass-loader"
        // ],
        include: [
          path.resolve('src')
        ]
      },
      {
        test: /\.(jpg|png)$/,
        loader: 'file-loader'
      },
      {
        test: /\.json$/,
        loader: 'json-loader'
      }
    ]
  },
  plugins: [
    new CleanWebpackPlugin(['dist'], {
      root: __dirname,
      verbose: true,
      dry: false,
      exclude: []
    }),

    // https://www.npmjs.com/package/html-webpack-plugin
    new HtmlWebpackPlugin({
      title: 'Hizzy',
      template: '!!html-loader!src/index.html'
    }),

    new ExtractTextPlugin('styles.css'),

    new webpack.optimize.CommonsChunkPlugin({
      name: "commons",
      // (the commons chunk name)

      // template: path.join(__dirname, 'public', 'index.html'),

      filename: "commons.[hash:8].js",
      // (the filename of the commons chunk)

      // minChunks: 3,
      // (Modules must be shared between 3 entries)

      // chunks: ["pageA", "pageB"],
      // (Only use these entries)
    }),

    new webpack.optimize.UglifyJsPlugin(),
    new webpack.optimize.AggressiveMergingPlugin()
  ],
}