webpack.config.js

const path = require('path');
const webpack = require('webpack');

module.exports = {
  context: __dirname,
  entry: './examples/index.jsx',
  output: {
    path: path.resolve(__dirname, 'docs'),
    filename: 'bundle.js'
  },
  module: {
    rules: [
      {
        test: [/\.jsx?$/, /\.js?$/],
        exclude: /(node_modules)/,
        loader: 'babel-loader',
        query: {
          presets: ['react', 'es2015', 'stage-0'],
          plugins: ['emotion']
        }
      }
    ]
  },
  devtool: 'source-maps',
  resolve: {
    extensions: ['*', '.js', '.jsx']
  },
  plugins: [
    new webpack.DefinePlugin({
      'process.env': {
        NODE_ENV: JSON.stringify('production')
      }
    }),
    new webpack.optimize.CommonsChunkPlugin({
      name: 'vendor',
      filename: 'vendor.js'
    }),
    new webpack.optimize.UglifyJsPlugin()
  ]
};