webpack.config.js

import webpack from 'webpack';
import path from 'path';
import HtmlWebpackPlugin from 'html-webpack-plugin';

export default {
  mode: 'development',
  devtool: 'source-map',
  entry: [
    'webpack-hot-middleware/client?reload=true/__webpack_hmr',
    path.join(__dirname, 'client/index.jsx'),
  ],
  output: {
    path: path.join(__dirname, '/dist/'),
    filename: 'bundle.js',
    publicPath: '/',
  },
  plugins: [
    new webpack.HotModuleReplacementPlugin(),
    new webpack.NamedModulesPlugin(),
    new webpack.NoEmitOnErrorsPlugin(),
    new HtmlWebpackPlugin({
      template: 'client/index.tpl.html',
      inject: 'body',
      filename: 'index.html',
    }),
  ],
  resolve: {
    extensions: ['.js', '.jsx'],
  },
  module: {
    rules: [
      {
        test: /\.(js|jsx)$/,
        loader: 'babel-loader',
        exclude: /node_modules/,
        options: {
          presets: ['react', 'es2015'],
        },
      },
      {
        test: /\.scss$/,
        use: ['style-loader', 'css-loader', 'sass-loader'],
      },
    ],
  },
};