webpack.config.js

/**
 * 
 */

const path = require('path');
const webpack = require("webpack");
const HtmlWebpackPlugin = require('html-webpack-plugin');
const ExtractTextPlugin = require("extract-text-webpack-plugin");

module.exports = {
  entry: './src/app.js',
  output: {
    path: __dirname + '/dist',
    filename: '[name].js',
    chunkFilename: '[name].[chunkhash:5].chunk.js'
  },
  resolve: {
    alias: {
      '@': path.resolve(__dirname,'src'),
    }
  },
  module: {
    rules: [
      {
        test: /\.m?js$/,
        exclude: /(node_modules|bower_components)/,
        use: {
          loader: 'babel-loader',
          options: {
            presets: ['env', 'react']
          }
        }
      },
      {
        test: /\.m?jsx$/,
        exclude: /(node_modules|bower_components)/,
        use: {
          loader: 'babel-loader',
          options: {
            // presets: ['env', 'react']
            presets: ['react'],
          }
        }
      },
      {
        test: /\.css$/,
        use: ExtractTextPlugin.extract({
          fallback: "style-loader",
          use: "css-loader"
        })
      },
      {
        test: /\.less$/,
        use: ExtractTextPlugin.extract({
          fallback: 'style-loader',
          use: ['css-loader', 'less-loader']
        })
      },
      {
        test: /\.(png|jpg|gif)$/,
        use: [
          {
            loader: 'url-loader',
            options: {
              limit: 8192,
              name: 'resource/[name].[ext]'
            }
          }
        ]
      }
    ]
  },
  plugins: [
    new HtmlWebpackPlugin({
      title: 'Code Splitting',
      template: './src/index.html'
    }),
    new ExtractTextPlugin({
      filename: "[name].[contenthash].css"
    }),
    new webpack.optimize.CommonsChunkPlugin({
      name: 'common',
      filename: 'js/base.js'
    })
  ],
  devServer: {
    contentBase: './dist'
  },
};