Maintenance Ruby 3.3 gets fixes, but no new features. Switch to Ruby 4.0 →

Gem::SourceList#to_ary

# File tmp/rubies/ruby-3.3.0/lib/rubygems/source_list.rb, line 111
def to_a
  @sources.map {|x| x.uri.to_s }
end

Alias of #to_a