zoro-cli/lib/plugins/config-webpack/template/script/build.js

https://github.com/vuejs/vue-cli

const webpack = require('webpack')
const path = require('path')
const { error } = require('zoro-cli-util/logger')
const args = require('minimist')(process.argv.slice(2))
const Configurator = require('./Configurator')
const formatStats = require('./formatStats')
const { forEachPlugin } = require('./webpack.plugin')

console.log('Starting build...')
console.log('node version', process.versions.node)

// 设置默认的 NODE_ENV
if (!process.env.NODE_ENV) {
  process.env.NODE_ENV = 'production'
}

const configurator = new Configurator({ args })
const projectOptions = configurator.projectOptions

let webpackConfig = {}
if (projectOptions.target === 'app') {
  webpackConfig = configurator.resolveWebpackConfig()
} else if (projectOptions.target === 'lib') {
  webpackConfig = require('./resolveLibConfig.js')({
    configurator,
    options: projectOptions,
    args,
  })
}

const config = Array.isArray(webpackConfig) ? webpackConfig[0] : webpackConfig
const targetDir = config.output.path
const targetDirShort = path.relative(configurator.context, targetDir)

if (args.inspect || configurator.projectOptions.inspect) {
  require('./util/inspectWebpackConfig')(webpackConfig)
}

function applyBuildDonePlugins(obj) {
  forEachPlugin('build-done', apply => {
    apply({ ...obj })
  })
}

webpack(webpackConfig, (err, stats) => {
  // stopSpinner(false)
  if (err) throw err

  if (stats.hasErrors()) {
    error()
    error('Build failed with errors.')
    error()
    // Uncaught Fatal Exception
    process.exit(1)
  }
  applyBuildDonePlugins({ stats })

  console.log(formatStats(stats, targetDirShort))
})