How to use the @dcloudio/uni-cli-shared.parsePages function in @dcloudio/uni-cli-shared

(process.UNI_PAGES_DEPS || (process.UNI_PAGES_DEPS = new Set())).add(normalizePath(file))
      this.addDependency(file)
    }
  })
  // TODO 与 usingComponents 放在一块读取设置
  if (manifestJson.transformPx === false) {
    process.UNI_TRANSFORM_PX = false
  } else {
    process.UNI_TRANSFORM_PX = true
  }

  if (process.env.UNI_PLATFORM === 'h5') {
    return require('./platforms/h5')(pagesJson, manifestJson)
  }

  parsePages(pagesJson, function (page) {
    updatePageJson(page.path, renameUsingComponents(parseStyle(page.style)))
  }, function (root, page) {
    updatePageJson(normalizePath(path.join(root, page.path)), renameUsingComponents(
      parseStyle(page.style, root)
    ))
  })

  const jsonFiles = require('./platforms/' + process.env.UNI_PLATFORM)(pagesJson, manifestJson)

  if (jsonFiles && jsonFiles.length) {
    if (process.env.UNI_USING_NATIVE) {
      let appConfigContent = ''
      jsonFiles.forEach(jsonFile => {
        if (jsonFile) {
          if (jsonFile.name === 'app-config.js') {
            appConfigContent = jsonFile.content

module.exports = function (pagesJson, manifestJson, project = {}) {
  const app = {
    pages: [],
    subPackages: []
  }

  const subPackages = {}

  parsePages(pagesJson, function (page) {
    app.pages.push(page.path)
  }, function (root, page, subPackage) {
    if (!isSupportSubPackages()) { // 不支持分包
      app.pages.push(normalizePath(path.join(root, page.path)))
    } else {
      if (!subPackages[root]) {
        subPackages[root] = {
          root,
          pages: []
        }
        Object.keys(subPackage).forEach(name => {
          if (['root', 'pages'].indexOf(name) === -1) {
            subPackages[root][name] = subPackage[name]
          }
        })
      }

module.exports = function (pagesJson, manifestJson) {
  const app = {
    pages: [],
    subPackages: []
  }

  const subPackages = {}

  parsePages(pagesJson, function (page) {
    app.pages.push(page.path)
  }, function (root, page, subPackage) {
    if (!subPackages[root]) {
      subPackages[root] = {
        root,
        pages: []
      }
      Object.keys(subPackage).forEach(name => {
        if (['root', 'pages'].indexOf(name) === -1) {
          subPackages[root][name] = subPackage[name]
        }
      })
    }
    subPackages[root].pages.push(page.path)
  })

if (manifestJson.transformPx === false) {
    process.UNI_TRANSFORM_PX = false
  } else {
    process.UNI_TRANSFORM_PX = true
  }
  if (process.env.UNI_PLATFORM === 'h5') {
    return require('./platforms/h5')(pagesJson, manifestJson)
  }

  const changedEmitFiles = []

  function checkPageEmitFile (pagePath, pageStyle) {
    checkEmitFile(pagePath, parseStyle(pageStyle), changedEmitFiles)
  }

  parsePages(pagesJson, function (page) {
    checkPageEmitFile(page.path, page.style)
  }, function (root, page) {
    checkPageEmitFile(normalizePath(path.join(root, page.path)), page.style)
  })

  const jsonFiles = require('./platforms/' + process.env.UNI_PLATFORM)(pagesJson, manifestJson)

  if (jsonFiles && jsonFiles.length) {
    jsonFiles.forEach(jsonFile => {
      jsonFile && checkEmitFile(jsonFile.name, jsonFile.content, changedEmitFiles)
    })
  }

  changedEmitFiles.forEach(name => {
    this.emitFile(name + '.json', emitFileCaches[name])
  })