webpack.config.babel.js

/* @flow */

import path from 'path';
import webpack from 'webpack';
import ExtractTextPlugin from 'extract-text-webpack-plugin';

import { isProd, WDS_PORT, WEB_PORT } from './src/shared/config';

const extractSass = new ExtractTextPlugin({
  filename: '[name].[contenthash].css',
  disable: process.env.NODE_ENV !== 'production',
});

export default {
  entry: [
  'react-hot-loader/patch',
  './src/client',
  ],
  output: {
    filename: 'js/bundle.js',
    path: path.resolve(__dirname, 'dist'),
    publicPath: isProd ? '/static/' : `http://localhost:${WDS_PORT}/dist/`,
  },
  module: {
    rules: [
      { test: /\.(js|jsx)$/, use: 'babel-loader', exclude: /node_modules/ },
      { test: /\.scss$/,
        use: [
          { loader: 'style-loader' },
          { loader: 'css-loader', },
          { loader: 'sass-loader', }
        ],
      }
    ],
  },
  devtool: isProd ? false : 'source-map',
  resolve: {
    extensions: ['.js', '.jsx'],
  },
  devServer: {
    port: WDS_PORT,
    hot: true,
    headers: { 'Access-Control-Allow-Origin': `http://localhost:${WEB_PORT}` },
  },
  plugins: [
    new webpack.optimize.OccurrenceOrderPlugin(),
    new webpack.HotModuleReplacementPlugin(),
    new webpack.NamedModulesPlugin(),
    new webpack.NoEmitOnErrorsPlugin(),
    extractSass,
  ],
};