quick-create-app-cli/lib/utils/index.js

前端基础建设模版脚手架，快速搭建PC、HybridApp、微信小程序、微前端等项目

const {
  path,
  fsExtra,
  chalk,
  ora,
  inquirer,
  handlebars,
  download,
  execa,
  git
} = require('./dependencies')

module.exports = {
  /**
   *相对地址
   * @param {*} dir
   * @returns
   */
  resolvePath: function (dir) {
    return path.resolve(__dirname, dir)
  },

  /**
   *  判断路径是否存在
   * @param {*} path
   */
  pathExists: function (path) {
    return fsExtra.pathExists(path)
  },

  /**
   *  文件复制
   * @param {*} oldPath
   * @param {*} newPath
   * @returns
   */
  copyFileToPath: async function (oldPath, newPath) {
    try {
      await fsExtra.copy(oldPath, newPath)
    } catch (error) {
      console.error(error)
      return Promise.reject(error)
    }
  },

  /**
   * 文件删除
   * @param {*} path
   * @returns
   */
  removeFile: async function (path) {
    try {
      await fsExtra.remove(path)
    } catch (error) {
      console.error(error)
      return Promise.reject(error)
    }
  },

  /**
   * 输出json文件
   * @param {*} data
   * @param {*} path
   */
  outputJson: async function (path, data) {
    try {
      await fsExtra.outputJson(path, data)
    } catch (err) {
      console.error(error)
      return Promise.reject(error)
    }
  },

  /**
   * 模版替换
   * @param {*} meta  配置元
   * @param {*} packagePath 被替换文件路径
   */
  replaceTemplates: async function (meta, packagePath) {
    try {
      //读取文件
      const packageJson = await fsExtra.readFile(packagePath, 'utf8')

      //替换文件
      const filesResult = await handlebars.compile(packageJson)(meta)

      //输出文件
      await fsExtra.outputFile(packagePath, filesResult)
    } catch (error) {
      console.error(error)
      return Promise.reject(error)
    }
  },

  /**
   *  创建加载动画
   * @param {*} param
   */
  createLoadSpinner: function (text) {
    let downloadSpinner = ora(chalk.cyan(text))
    downloadSpinner.start()
    return downloadSpinner
  },

  /**
   * 下载任务
   * @param {*} url
   * @param {*} path（本地地址）
   * @returns
   */
  downloadTask: async function (url, path) {
    try {
      await download(url, path, {
        extract: true
      })
    } catch (error) {
      console.error(error)
      return Promise.reject(error)
    }
  },

  /**
   * 克隆远程仓库
   * @param {*} url
   * @param {*} path（本地地址）
   * @returns
   */
  cloneRepository: async function (url, path, options) {
    try {
      await git.clone(url, path, options)
    } catch (error) {
      console.error(error)
      return Promise.reject(error)
    }
  },

  /**
   * inquirer 询问用户指令
   * @param {*} config
   * @returns
   */
  askCommand: function (config) {
    return inquirer.prompt(config)
  },

  /**
   *  执行终端命令
   * @param {*} command
   * @param {*} cwd
   */
  executeCommand: function (command, options, cwd) {
    return new Promise((resolve, reject) => {
      let child = execa(command, options, {
        cwd,
        stdio: ['inherit', 'pipe', 'inherit']
      })

      child.stdout.on('data', (buffer) => {
        process.stdout.write(buffer)
      })

      child.on('close', (code) => {
        if (code !== 0) {
          reject(new Error(`command failed: ${command}`))
          return
        }
        resolve()
      })
    })
  }
}