lib/juandpineiro_palindrome.rb in juandpineiro_palindrome-0.2.0 vs lib/juandpineiro_palindrome.rb in juandpineiro_palindrome-0.2.1

@@ -12,9 +12,10 @@
 
   private
 
   # Returns content for palindrome testing.
   def processed_content
+    # Ignores anything that is not a letter or number
     to_s.scan(/[a-z\d]/i).join.downcase
   end
 end
 
 class String