webpack.common.js

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

module.exports = {
  entry: {
    main: './src/index.jsx',
    vendor: ['react', 'react-dom']
  },
  output: {
    filename: '[name]-[chunkhash].js',
    path: path.resolve('dist')
  },
  module: {
    rules: [
      {
        test: /\.(js|jsx)$/,
        exclude: /node_modules/,
        use: [
          'babel-loader'
        ]
      },
      {
        test: /\.(png|svg|ttf|eot|woff2?|jpg)$/,
        use: [
          {
            loader: 'url-loader',
            options: {
              limit: 25000
            }
          }
        ]
      }
    ]
  },
  plugins: [
    new webpack.optimize.CommonsChunkPlugin({
      name: 'vendor'
    }),
    new webpack.optimize.CommonsChunkPlugin({
      name: 'manifest'
    }),
    new HtmlWebpackPlugin({
      template: './src/index.html',
      filename: 'index.html',
      inject: 'body'
    }),
    new ExtractTextPlugin('[name]-[contenthash].css')
  ],
  resolve: {
    extensions: ['.js', '.jsx']
  }
};