Issue #7796 has been updated by alexeymuranov (Alexey Muranov).


About the core/lib issue, there is an open request about adding Set to the core: #5478.
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Feature #7796: Hash#keys should return a set
https://bugs.ruby-lang.org/issues/7796#change-36025

Author: alexeymuranov (Alexey Muranov)
Status: Feedback
Priority: Normal
Assignee: 
Category: core
Target version: Next Major


=begin
In my opinion, (({Hash#keys})) should return an instance of (({Set})).
=end



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