kunkun-cli/lib/create.js

const path = require('path')
const fs = require('fs-extra')
const inquirer  = require('inquirer')
const Generaotr = require('./generator')

module.exports = async function(name, options) {
  // 当前命令行选择的目录
  const cwd = process.cwd()
  // 需要创建的目录地址
  const targetAir = path.join(cwd, name)
  // 判断目录是否已经存在
  if(fs.existsSync(targetAir)) {
    // 是否为强制创建
    if(options.force) {
      await fs.remove(targetAir)
    } else {
      // 询问用户是否确定覆盖
      let { action } = await inquirer.prompt([
        {
          name: 'action',
          type: 'list',
          message: '目标目录已经存在，请选择操作：',
          choices: [
            {
              name: '覆盖',
              value: 'overwrite'
            },
            {
              name: '返回',
              value: false
            }
          ]
        }
      ])
      if(!action) {
        return
      } else if(action === 'overwrite') {
        // 移除已存在的目录
        console.log('移除中...');
        await fs.remove(targetAir)
      }
    }
  }

  const generator = new Generaotr(name, targetAir)
  generator.create()
}