text: 'use strict';
  const utils = require('./utils');
  const webpack = require('webpack');
  const config = require('../config');
  const merge = require('webpack-merge');
  const baseWebpackConfig = require('./webpack.base.conf');
  // const HtmlWebpackPlugin = require('html-webpack-plugin');
  const FriendlyErrorsPlugin = require('friendly-errors-webpack-plugin');
  
  // add hot-reload related code to entry chunks
  Object.keys(baseWebpackConfig.entry).forEach(function(name) {
      baseWebpackConfig.entry[name] = ['./build/dev-client'].concat(
          baseWebpackConfig.entry[name],
      );
  });
  
  module.exports = merge(baseWebpackConfig, {
      module: {
          rules: utils.styleLoaders({ sourceMap: config.dev.cssSourceMap }),
      },
      // cheap-module-eval-source-map is faster for development
      devtool: '#cheap-module-eval-source-map',
      plugins: [
          new webpack.DefinePlugin({
              'process.env': config.dev.env,
          }),
          // https://github.com/glenjamin/webpack-hot-middleware#installation--usage
          new webpack.HotModuleReplacementPlugin(),
          new webpack.NoEmitOnErrorsPlugin(),
          // https://github.com/ampedandwired/html-webpack-plugin
          // new HtmlWebpackPlugin({
          //   filename: 'index.html',
          //   template: 'index.html',
          //   inject: true
          // }),
          new FriendlyErrorsPlugin(),
      ],
  });
  