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,
              BASE_URL: '"/"'
          }),
          // 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()
      ]
  })
  