igroot-builder/command/build.js

白山——zeus系统前端打包工具

const fs = require('fs')
const path = require('path')
const chalk = require('chalk')
const webpack = require('webpack')

const notify = require('../notify')
const {options: {buildPath}} = require('../bsy')

module.exports = function(args, collect = () => {}) {
  process.env.NODE_ENV = 'production'

  const manifest = path.resolve(buildPath, 'manifest.json')
  const buildProject = () => {
    notify.info('building...')
    build('prod', (err, stats) => {
      if (err) return errorHandle(err.toString(), collect)

      const {startTime, endTime} = stats
      const {time, assets} = stats.toJson()

      collect({buildInfo: {
        startTime,
        endTime,
        buildTime: time,
        assets: assets.map(({name, size}) => ({name, size}))
      }})

      process.stdout.write(stats.toString({
        colors: true,
        modules: false,
        children: false,
        chunks: false,
        chunkModules: false
      }) + '\n\n')

      if (stats.hasErrors()) return errorHandle(stats.toJson().errors, collect)

      collect({}, true)
      console.log(chalk.cyan('  Build complete.\n'))
      console.log(chalk.yellow(
        '  Tip: built files are meant to be served over an HTTP server.\n' +
        '  Opening index.html over file:// won\'t work.\n'
      ))
    })
  }

  if (fs.existsSync(manifest))
    buildProject()

  else {
    notify.info('Dll file not found, try to build it first.')
    build('dll', (err, stats) => {
      if (err) return errorHandle(err.toString(), collect)
      process.stdout.write(stats.toString({
        colors: true,
        modules: false,
        children: false,
        chunks: false,
        chunkModules: false
      }) + '\n\n')

      if (stats.hasErrors()) return errorHandle(stats.toJson().errors, collect)

      buildProject()
    })
  }
}

function build(type, cb) {
  const config = require(`../config/webpack.${type}`)
  webpack(config, cb)
}

function errorHandle(err, collect) {
  collect({error: err}, true, () => {throw err})
  setTimeout(() => {throw err}, 2000)   // 等两秒，没发出去也抛了
}