webpack.prod.js

const path = require('path')
const webpack = require('webpack')
const UglifyJSPlugin = require('uglifyjs-webpack-plugin')
const CompressionPlugin = require("compression-webpack-plugin")
const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin

module.exports = {
  entry: './src/avatar.jsx',
  output: {
    path: path.resolve('lib'),
    filename: 'react-avatar.js',
    library: 'reactAvatar',
    libraryTarget: 'umd'
  },
  module: {
    loaders: [
      { test: /\.js$/, loader: 'babel-loader', exclude: /node_modules/ },
      { test: /\.jsx$/, loader: 'babel-loader', exclude: /node_modules/ },
    ]
  },
  externals: {
    'react': 'react'
  },
  plugins: [
    // new BundleAnalyzerPlugin(),
    new CompressionPlugin({
      test: /\.js/
    }),
    new UglifyJSPlugin(),
    new webpack.DefinePlugin({
      'process.env': {
        'NODE_ENV': JSON.stringify('production')
      }
    })
  ]
}