lib/action_dispatch/journey/nfa/dot.rb in actionpack-5.1.7 vs lib/action_dispatch/journey/nfa/dot.rb in actionpack-5.2.0.beta1

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 module ActionDispatch
   module Journey # :nodoc:
     module NFA # :nodoc:
       module Dot # :nodoc:
         def to_dot