webpack.config.js

var webpack = require('webpack')

module.exports = {

  output: {
    library: 'AsyncProps',
    libraryTarget: 'umd'
  },

  externals: [
    {
      react: {
        root: 'React',
        commonjs2: 'react',
        commonjs: 'react',
        amd: 'react'
      },
      'react-router': {
        root: 'ReactRouter',
        commonjs2: 'react-router',
        commonjs: 'react-router',
        amd: 'react-router'
      }
    }
  ],

  module: {
    loaders: [
      { test: /\.js$/, exclude: /node_modules/, loader: 'babel' }
    ]
  },

  node: {
    Buffer: false
  }

}