lib/dispatch-rider/callbacks/support.rb in dispatch-rider-2.1.0 vs lib/dispatch-rider/callbacks/support.rb in dispatch-rider-2.2.0

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 module DispatchRider
   module Callbacks
     # Adds callback support to an object.
     module Support
       private