webpack.config.js

var webpack = require('webpack');

module.exports = {
  entry: './client_app/main.js',
  output: {
    filename: './app/assets/javascripts/bundle.js'
  },
  module: {
    loaders: [
      {test: /\.less$/, loader: 'style-loader!css-loader!less-loader'},
      {test: /\.jsx?$/, loader: 'jsx-loader?harmony'},
      {test: /\.png$/, loader: 'url-loader?mimetype=image/png'},
      {test: /\.woff(\?v=[0-9]\.[0-9]\.[0-9])?$/, loader: 'url-loader?limit=10000&minetype=application/font-woff'},
      {test: /\.(ttf|eot|svg)(\?v=[0-9]\.[0-9]\.[0-9])?$/, loader: 'file-loader'}
    ]
  },
  plugins: [
    new webpack.DefinePlugin({
      'process.env': {'NODE_ENV': JSON.stringify(process.env.NODE_ENV)}
    })
  ]
};