webpack.config.prod.js

var webpack = require('webpack');
var ExtractTextPlugin = require('extract-text-webpack-plugin');
var ManifestPlugin = require('webpack-manifest-plugin');
var ChunkManifestPlugin = require('chunk-manifest-webpack-plugin');
var cssnext = require('postcss-cssnext');
var postcssFocus = require('postcss-focus');
var postcssReporter = require('postcss-reporter');
var cssnano = require('cssnano');
require('dotenv').config();

module.exports = {
  devtool: 'source-map',

  entry: {
    app: [
      'babel-polyfill',
      './client/index.jsx'
    ],
    vendor: [
      'react',
      'react-dom',
      'redux',
      'codemirror',
      'moment',
      'redux-form',
      'react-redux',
      'dropzone',
      'axios',
      'classnames',
      'react-inlinesvg',
      'react-router',
      'redux-thunk',
      'csslint',
      'jshint',
      'htmlhint',
      'js-beautify',
    ]
  },
  output: {
    path: __dirname + '/static/dist',
    filename: '[name].[chunkhash].js',
    publicPath: '/dist/'
  },

  resolve: {
    extensions: ['', '.js', '.jsx'],
    modules: [
      'client',
      'node_modules',
    ]
  },

  module: {
    loaders: [
      {
        test: /\.scss$/,
        exclude: /node_modules/,
        loader: ExtractTextPlugin.extract('style', 'css!sass!postcss')
      },
      {
        test: /\.jsx?$/,
        exclude: /node_modules/,
        loader: 'babel'
      },
      {
        test: /\.(svg|mp3)$/,
        loader: 'file'
      },
      {
          test: /fonts\/.*\.(eot|svg|ttf|woff|woff2)$/,
          loader: 'file'
      }
    ]
  },

  plugins: [
    new webpack.DefinePlugin({
      'process.env': {
        'API_URL': '"' + process.env.API_URL + '"',
        'NODE_ENV': JSON.stringify('production'),
        'S3_BUCKET': '"' + process.env.S3_BUCKET + '"',
        'AWS_REGION': '"' + process.env.AWS_REGION + '"'
      }
    }),
    new webpack.optimize.CommonsChunkPlugin({
      name: 'vendor',
      minChunks: Infinity,
      filename: 'vendor.js',
    }),
    new ExtractTextPlugin('app.[chunkhash].css', { allChunks: true }),
    new ManifestPlugin({
      basePath: '/',
    }),
    new ChunkManifestPlugin({
      filename: "chunk-manifest.json",
      manifestVariable: "webpackManifest",
    }),
    new webpack.optimize.UglifyJsPlugin({
      compress: {
        warnings: false
      }
    })
  ],

  postcss: () => [
    postcssFocus(),
    cssnext({
      browsers: ['last 2 versions', 'IE > 9']
    }),
    cssnano({
      autoprefixer: false
    }),
    postcssReporter({
      clearMessages: true
    })
  ]
};