目录
1. 问题
升级mac 后，发现cocoapad 有问题，我嚓，百度一下，记录下来；
如下所示：
xxx@xxx-MacBook % pod setup
zsh: /usr/local/bin/pod: bad interpreter: /System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/bin/ruby: no such file or directory
2. 解决
执行如下命令：
$ sudo gem update --system
$ sudo gem install cocoapods -n/usr/local/bin执行成功，如下所示：
xxx@xxx-MacBook % sudo gem install cocoapods -n/usr/local/bin
Password:
Successfully installed cocoapods-1.8.4
Parsing documentation for cocoapods-1.8.4
Done installing documentation for cocoapods after 2 seconds
1 gem installed