# File lib/puppet/parser/resource/reference.rb, line 78
78:     def to_ref
79:         # We have to return different cases to provide backward compatibility
80:         # from 0.24.x to 0.23.x.
81:         if builtin?
82:             return [type.to_s.downcase, title.to_s]
83:         else
84:             return [type.to_s, title.to_s]
85:         end
86:     end