simply use refname in the prompt?

Author: busterb

lib/msf/core/module/full_name.rb

@@ -25,8 +25,7 @@ def fullname
     end
 
     def promptname
-      elements = refname.split('/')
-      "#{elements[-2]}/#{elements[-1]}"
+      refname
     end
 
     def shortname