1 files changed, 2 insertions, 0 deletions
diff --git a/actionpack/lib/action_dispatch/journey/nodes/node.rb b/actionpack/lib/action_dispatch/journey/nodes/node.rb
index 35fe456a3e..d069bf0205 100644
--- a/actionpack/lib/action_dispatch/journey/nodes/node.rb
+++ b/actionpack/lib/action_dispatch/journey/nodes/node.rb
@@ -41,6 +41,7 @@ module ActionDispatch
         def literal?; false; end
         def terminal?; false; end
         def star?; false; end
+        def cat?; false; end
       end
 
       class Terminal < Node # :nodoc:
@@ -117,6 +118,7 @@ module ActionDispatch
       end
 
       class Cat < Binary # :nodoc:
+        def cat?; true; end
         def type; :CAT; end
       end