当我尝试在我的mac上安装cocoapods时，我安装了ruby，如下所示：
$ ruby -v
ruby 2.3.1p112 (2016-04-26 revision 54768) [x86_64-darwin15]
但是当我输入命令sudo gem install cocoapods时，它会显示错误：
ERROR: Loading command: install (LoadError)
dlopen(/usr/local/Cellar/ruby/2.3.1/lib/ruby/2.3.0/x86_64-darwin15/openssl.bundle, 9): Library not loaded: /usr/local/opt/openssl/lib/libssl.1.0.0.dylib
Referenced from: /usr/local/Cellar/ruby/2.3.1/lib/ruby/2.3.0/x86_64-darwin15/openssl.bundle
Reason: image not found - /usr/local/Cellar/ruby/2.3.1/lib/ruby/2.3.0/x86_64-darwin15/openssl.bundle
ERROR: While executing gem ... (NoMethodError)
undefined method invoke_with_build_args' for nil:NilClass
$ ruby reinstall
ruby: No such file or directory -- reinstall (LoadError)
我是ruby的新手，也许它说缺少openssl.bundle？