sgs-node/webpack/dllVersion.js

const { entry } = require('./webpack.dll.config')
const fse = require('fs-extra')
const fs = require('fs')
const { dllVersion } = require('config').get('path')

const getDllPkgsVersion = () => {
  const dllPkgs = Object.values(entry).reduce((prev, cur) => {
    prev.push(...cur)
    return prev
  }, [])

  const dllPkgsVersion =
    dllPkgs.reduce((prev, cur) => {
      let key = cur.split('/').filter(v => v)[0]

      prev[key] = require(`${key}/package.json`).version
      return prev
    }, {}) || {}

  return dllPkgsVersion
}

const createDllVersion = () => {
  const version = getDllPkgsVersion()

  fse.ensureFileSync(dllVersion)
  fse.writeJsonSync(dllVersion, version, { encoding: 'utf-8', space: 4 })
}

const getDllVersion = () => {
  if (!fs.existsSync(dllVersion)) {
    return {}
  } else {
    return fse.readJsonSync(dllVersion, { encoding: 'utf-8' })
  }
}

const isSame = (a, b) => {
  let akeys = Object.keys(a)

  let bkeys = Object.keys(b)

  return akeys.length === bkeys.length && akeys.every(v => a[v] === b[v])
}

const checkDllVersion = () => {
  const currentVersion = getDllPkgsVersion()
  const lastVersion = getDllVersion()

  return isSame(currentVersion, lastVersion)
}

module.exports = {
  getDllPkgsVersion,
  createDllVersion,
  getDllVersion,
  checkDllVersion
}