syntax error: unexpected end of file
解决办法
//我开了科学上网
sudo gem install cocoapods
或
sudo gem install -n /usr/local/bin cocoapods --pre
ERROR: While executing gem … (TypeError) no implicit conversion of nil into String
这是在执行install cocoapods时报的错误
ERROR: While executing gem ... (TypeError)
no implicit conversion of nil into String
解决办法
先执行命令：
sudo gem update -n /usr/local/bin --system
再执行：
udo gem install -n /usr/local/bin cocoapods --pre
参考资料
https://github.com/CocoaPods/CocoaPods/issues/6778
https://stackoverflow.com/questions/44396215/cocoapods-not-working-in-macos-high-sierra
