flutter doctorのエラー解消

cocoapodsがない

sudo gem install cocoapods

not working

検索して出てきたやつ
M1だと必要らしい
sudo gem uninstall ffi && sudo gem install ffi -- --enable-libffi-alloc

ダメだった

pod
↓

/Users/hoge/.rvm/rubies/ruby-3.0.5/lib/ruby/gems/3.0.0/gems/activesupport-7.1.0/lib/active_support/core_ext/array/conversions.rb:108:in `<class:Array>': undefined method `deprecator' for ActiveSupport:Module (NoMethodError)
Did you mean?  deprecate_constant

https://stackoverflow.com/questions/77236339/after-updating-cocoapods-to-1-13-0-it-throws-error
良さそう

sudo gem uninstall activesupport && sudo gem install activesupport -v 7.0.8
sudo gem install cocoapods

flutter doctor

Yes!🥳