webpack.config.dev.js

var path = require('path')
var webpack = require('webpack')
var Dashboard = require('webpack-dashboard')
var DashboardPlugin = require('webpack-dashboard/plugin')

var dashboard = new Dashboard()


module.exports = {
  // The base directory for resolving the entry option
  context: __dirname,
  devtool: 'eval',

  entry: {
    app: ['webpack-dev-server/client?http://0.0.0.0:3000',
          'webpack/hot/only-dev-server',
          'react-hot-loader/patch',
          'index.hot'],
    vendor: ['react',
             'react-dom']
  },

  // Various output options, to give us a single bundle.js file with everything resolved and concatenated
  output: {
    path: path.join(__dirname, '/dist'),
    publicPath: '/assets/',
    filename: '{{PKG_NAME}}.dev.js',
    pathinfo: true
  },

  // Where to resolve our loaders
  resolveLoader: {
    modules: [path.join(__dirname, 'node_modules')],
    moduleExtensions: ['-loader'],
  },
  resolve: {
    // Directories that contain our modules
    modules: [path.resolve(__dirname, 'src'), 'node_modules'],
    descriptionFiles: ['package.json'],
    moduleExtensions: ['-loader'],
    // Extensions used to resolve modules
    extensions: ['.js', '.react.js']
  },

  module: {
    rules: [
      {
        test: /\.js$/,
        use: [
          'babel',
          'react-hot-loader/webpack'
        ],
        exclude: [/node_modules/]
      },
    ],
  },

  plugins: [
    new webpack.DefinePlugin({'process.env': {NODE_ENV: '"development"'}}),
    new webpack.NamedModulesPlugin(),
    new webpack.HotModuleReplacementPlugin(),
    new webpack.optimize.CommonsChunkPlugin({names: ['client', 'vendor'],
                                             filename: 'vendor.dev.js'}),
    new DashboardPlugin(dashboard.setData),
  ],

  // Include mocks for when node.js specific modules may be required
  node: {
    fs: 'empty',
    vm: 'empty',
    net: 'empty',
    tls: 'empty'
  }
};