zoro-cli/src/plugins/config-webpack/generator.js

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

module.exports = ({ api, rootOptions, Types }) => {
  const { type, bundler } = rootOptions
  const { mobile, pc, weblib } = Types

  const needWebpack =
    type === mobile || type === pc || (type === weblib && bundler === 'webpack')

  if (needWebpack) {
    api.render('./template')
  }
}