转载自:https://blog.csdn.net/develop_csdn/article/details/105053383
Traceback (most recent call last):
2: from /usr/local/bin/pod:23:in `<main>'
1: from /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/rubygems.rb:302:in `activate_bin_path'
/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/rubygems.rb:283:in `find_spec_for_exe': can't find gem cocoapods (>= 0.a) with executable pod (Gem::GemNotFoundException)
sudo gem update --system
gem install cocoapods
rvm get stable
gem install cocoapods