webpack.client.config.dev.js

const webpack = require('webpack');
const path = require('path');

module.exports = {
  name: 'client',
  mode: 'development',
  devtool: 'eval-source-map',
  entry: [
    'webpack-hot-middleware/client?reload=true',
    path.resolve('client/src/index.js')
  ],
  output: {
    path: path.resolve('build'),
    filename: 'client.bundle.js',
    publicPath: '/build/'
  },
  module: {
    rules: [
      {
        test: /\.jsx?$/,
        exclude: /node_modules/,
        use: [
          'babel-loader'
        ]
      },
      {
        test: /\.(png|jpg|svg|gif|ttf|woff)$/,
        use: [
          {
            loader: 'file-loader',
            options: {
              name: '[name].[hash].[ext]'
            }
          }
        ]
      },
      {
        test: /\.css$/,
        use: ['style-loader', 'css-loader']
      }
    ]
  }, plugins: [
    new webpack.HotModuleReplacementPlugin(),
    new webpack.NoEmitOnErrorsPlugin()
  ]
}