webpack.config.js

const path = require('path');
const BundleAnalyzerPlugin = require('webpack-bundle-analyzer')
  .BundleAnalyzerPlugin;
const webpack = require('webpack');

// default runs data from ducks
let NODE_ENV = 'development';
// testing with django server running on http://localhost:8000
if (process.env.DEBUG) {
  NODE_ENV = 'devsrv';
}

module.exports = {
  entry: ['babel-polyfill', './src/app.js'],
  output: {
    path: path.join(__dirname, 'public'),
    filename: 'bundle.js',
  },
  module: {
    rules: [
      {
        loader: 'babel-loader',
        test: /\.js$|\.jsx$/,
        resolve: { extensions: ['.js', '.jsx'] },
        exclude: /node_modules/,
      },
      {
        test: /\.css$/,
        use: ['style-loader', 'css-loader', 'postcss-loader'],
      },
      {
        test: /\.scss$/,
        use: ['style-loader', 'css-loader', 'sass-loader', 'postcss-loader'],
      },
      // {
      //   test: /\.(png|jpg|gif)$/,
      //   use: [
      //     {
      //       loader: 'url-loader',
      //       options: {
      //         limit: 8192
      //       }
      //     }
      //   ]
      // },
      {
        test: /\.svg/,
        use: [
          {
            loader: 'svg-url-loader',
            options: {},
          },
        ],
      },
    ],
  },
  plugins: [
    new webpack.DefinePlugin({
      'process.env.NODE_ENV': JSON.stringify(NODE_ENV),
    }),
    // new BundleAnalyzerPlugin(),
  ],
  // Dev tools are provided by webpack
  // Source maps help map errors to original react code
  devtool: 'cheap-eval-source-map',

  // Configuration for webpack-dev-server
  devServer: {
    contentBase: path.join(__dirname, 'public'),
    compress: true,
  },
};