lib/rambling/trie/stringifyable.rb in rambling-trie-2.1.0 vs lib/rambling/trie/stringifyable.rb in rambling-trie-2.1.1

@@ -17,10 +17,10 @@
       end
 
       # String representation of the current node.
       # @return [String] the string representation of the current node.
       def to_s
-        parent.to_s << letter.to_s
+        parent.to_s + letter.to_s
       end
     end
   end
 end