Maintenance Ruby 3.3 gets fixes, but no new features. Switch to Ruby 4.0 →
instance method
OptionParser#release
release
lib/optparse.rb
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# File tmp/rubies/ruby-3.3.0/lib/optparse.rb, line 1272
def release
(defined?(@release) && @release) || (defined?(::Release) && ::Release) || (defined?(::RELEASE) && ::RELEASE)
end
Release code