webpack.config.production.js

/**
 * Build config for electron 'Renderer Process' file
 */

import webpack from 'webpack';
import validate from 'webpack-validator';
import ExtractTextPlugin from 'extract-text-webpack-plugin';
import merge from 'webpack-merge';
import baseConfig from './webpack.config.base';

const config = validate(merge(baseConfig, {
  devtool: 'cheap-module-source-map',

  entry: [
    'babel-polyfill',
    './app/index'
  ],

  output: {
    publicPath: '../dist/'
  },

  module: {
    loaders: [
      // Extract all .global.css to style.css as is
      {
        test: /\.global\.css$/,
        loader: ExtractTextPlugin.extract(
          'style-loader',
          'css-loader'
        )
      },

      // Pipe other styles through css modules and apend to style.css
      {
        test: /^((?!\.global).)*\.css$/,
        loader: ExtractTextPlugin.extract(
          'style-loader',
          'css-loader?modules&importLoaders=1&localIdentName=[name]__[local]___[hash:base64:5]'
        )
      }
    ]
  },

  plugins: [
    // https://webpack.github.io/docs/list-of-plugins.html#occurrenceorderplugin
    // https://github.com/webpack/webpack/issues/864
    new webpack.optimize.OccurrenceOrderPlugin(),

    // NODE_ENV should be production so that modules do not perform certain development checks
    new webpack.DefinePlugin({
      'process.env.NODE_ENV': JSON.stringify('production')
    }),

    // Minify without warning messages and IE8 support
    new webpack.optimize.UglifyJsPlugin({
      compressor: {
        screw_ie8: true,
        warnings: false
      }
    }),

    // Set the ExtractTextPlugin output filename
    new ExtractTextPlugin('style.css', { allChunks: true })
  ],

  // https://github.com/chentsulin/webpack-target-electron-renderer#how-this-module-works
  target: 'electron-renderer'
}));

export default config;