安装Babel时报错 It is likely you do not have the permissions to access this file as the current user
问题描述：
在Mac系统下安装Babel时报错：
It is likely you do not have the permissions to access this file as the current user
当前用户没有权限访问文件
解决方案：
使用Root用户安装！！！
Mac如何启用Root用户，请参考Mac启用Root用户。