webpack

'use strict'
const path = require('path');
const webpack = require('webpack');
const production = process.env.NODE_ENV === 'production';  

const loaders = [
  {
    test: /\.(js|jsx)$/,
    loader: 'babel',
    include: path.join(__dirname, 'src'),
    exclude: /node_modules/,
  }
]

module.exports = {
  entry: './home',
  output: {
    filename: 'bundle.js'  
  },
  watch: !production ,

  devtool: production ? 'cheap-module-source-map' : 'eval',

  plugins: [
    new webpack.DefinePlugin({
      new webpack.DefinePlugin({
      'process.env': { NODE_ENV: JSON.stringify(process.env.NODE_ENV) }
    }),
    new webpack.noErrorsPlugin(),
  ]

  resolve: {
    root: [
      path.resolve(__dirname, 'src'),
      path.resolve(__dirname, 'node_modules'),
    ],
    extensions: ['', '.js', '.jsx'],
  },

  module: { loaders },
}

if(production) {
  module.exports.plugins.push(
    new webpack.optimize.UglifyJsPlugin({
      beautify: false,
      comments: false,
      compress: {
        sequences: true,
        booleans: true,
        loops: true,
        unused: false,
        warnings: false,
        drop_console: true,
        unsafe: true,
      },
    }),
  )
}