@wbi/cli-service/build/analyzer.js

local service for wb-cli projects

/**
 * 项目文件分析，分析统计数据
 */
const rm = require('rimraf')
const chalk = require('chalk')
const webpack = require('webpack')
const webpackConfig = require('./webpack.prod.config')()
const webpackMerge = require('webpack-merge')
const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin

const analyzerConfig = webpackMerge(webpackConfig, {
  plugins: [
    new BundleAnalyzerPlugin({
      analyzerMode: 'server',
      analyzerHost: 'localhost',
      analyzerPort: 7441, // 运行后的端口号
      reportFilename: 'report.html',
      defaultSizes: 'parsed',
      openAnalyzer: true,
      generateStatsFile: false,
      statsFilename: 'stats.json',
      statsOptions: null,
      logLevel: 'info'
    })
  ]
})

module.exports = function () {
  console.log('Building for production...\n')
  rm(webpackConfig.output.path, err => {
    if (err) throw err
    webpack(analyzerConfig, function (err, stats) {
      if (err) throw err
      process.stdout.write(stats.toString({
        assets: false,
        colors: true,
        modules: false,
        children: false,
        chunks: false,
        chunkModules: false
      }) + '\n')

      if (stats.hasErrors()) {
        console.log(chalk.red('  Build failed with errors.\n'))
        process.exit(1)
      }

      console.log('')
    })
  })
}