mooncake-cli/commander/pack-conf/pack.build.js

const Merge = require('webpack-merge')
const WebpackParallelUglifyPlugin = require('webpack-parallel-uglify-plugin')
const cleanPack = require('clean-webpack-plugin')

const basicConfig = require('./pack.basic.js')
const {resolvePath, getBuildEntry, pagePath} = require('./tool.js')

const prodConfig = {
  entry: getBuildEntry(pagePath),

  mode: 'production',

  output: {
    path: resolvePath('build'),
    filename: '[name].js',
    chunkFilename: '[name].js',
    publicPath: '/', //cdn
  },

  plugins: [
    new cleanPack(['build'], {
      root: process.cwd(), //根目录
      verbose: true, //开启在控制台输出信息
      dry: false //启用删除文件
    }),
    new WebpackParallelUglifyPlugin({
      uglifyJS: {
        output: {
          beautify: false,
          comments: false
        },
        compress: {
          warnings: false,
          drop_console: true,
          collapse_vars: true,
          reduce_vars: true
        }
      }
    })
  ],

  optimization: {
    splitChunks: {
      cacheGroups: {
        commons: {
          chunks: 'initial',
          minChunks: 2,
          maxInitialRequests: 5,
          minSize: 0,
          name: 'common'
        }
      }
    }
  }

}

module.exports = Merge(basicConfig, prodConfig)