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

const qs = require('querystring')

const {
  md5,
  removeExt,
  getPlatformExts
} = require('@dcloudio/uni-cli-shared')

const {
  cacheTemplate,
  cacheCompilerOptions,
  getPlatformTarget
} = require('./shared')

const templateExt = getPlatformExts().template
module.exports = function (content) {
  if (process.env.UNI_USING_COMPONENTS) {
    return require('./template-new').call(this, content)
  }
  this.cacheable && this.cacheable()

  const realResourcePath = path.relative(process.env.UNI_INPUT_DIR, this.resourcePath)

  if (process.env.UNI_USING_COMPONENTS) {
    // 向 uni-template-compier 传递 emitFile
    const vueLoaderOptions = this.loaders[0]
    if (vueLoaderOptions.ident === 'vue-loader-options') {
      Object.assign(vueLoaderOptions.options.compilerOptions, {
        resourcePath: removeExt(realResourcePath) + templateExt,
        emitFile: this.emitFile
      })

updateSpecialMethods,
  getGlobalUsingComponents,
  updateGenericComponents, // resolve
  updateComponentGenerics, // define
  updateUsingGlobalComponents
} = require('@dcloudio/uni-cli-shared/lib/cache')

const {
  getPlatformFilterTag
} = require('@dcloudio/uni-cli-shared/lib/platform')

const {
  normalizeNodeModules
} = require('./shared')

const templateExt = getPlatformExts().template
const filterTagName = getPlatformFilterTag() || ''

module.exports = function (content) {
  this.cacheable && this.cacheable()

  const vueLoaderOptions = this.loaders[0]
  if (vueLoaderOptions.ident === 'vue-loader-options') {
    const globalUsingComponents = getGlobalUsingComponents()
    const realResourcePath = path.relative(process.env.UNI_INPUT_DIR, this.resourcePath)
    const resourcePath = normalizeNodeModules(removeExt(realResourcePath) + templateExt)
    const wxComponents = getWXComponents(resourcePath.replace(path.extname(resourcePath), ''))

    const params = loaderUtils.parseQuery(this.resourceQuery)
    /* eslint-disable no-mixed-operators */
    const filterModules = JSON.parse(params && params['filter-modules'] || '{}')
    Object.assign(vueLoaderOptions.options.compilerOptions, {

cacheIdentifier: false
      }))
      .end()
      .use('uniapp-custom-block-loader')
      .loader(require.resolve('@dcloudio/vue-cli-plugin-uni/packages/webpack-custom-block-loader'))
      .options({
        compiler: getPlatformCompiler()
      })
      .end()
      .use('uniapp-nvue-loader')
      .loader(require.resolve('@dcloudio/webpack-uni-mp-loader/lib/style.js'))
      .end()
      .uses
      .delete('cache-loader')

    const styleExt = getPlatformExts().style

    webpackConfig.plugin('extract-css')
      .init((Plugin, args) => new Plugin({
        filename: '[name]' + styleExt
      }))

    if (
      process.env.NODE_ENV === 'production' &&
      process.env.UNI_PLATFORM !== 'app-plus'
    ) {
      const OptimizeCssnanoPlugin = require('../packages/@intervolga/optimize-cssnano-plugin/index.js')
      webpackConfig.plugin('optimize-css')
        .init((Plugin, args) => new OptimizeCssnanoPlugin({
          sourceMap: false,
          filter (assetName) {
            return path.extname(assetName) === styleExt