lib/prop/key.rb in prop-2.1.1 vs lib/prop/key.rb in prop-2.2.0

@@ -1,5 +1,6 @@
+# frozen_string_literal: true
 require "digest/md5"
 
 module Prop
   class Key
 
@@ -11,6 +12,6 @@
         key.to_s
       end
     end
 
   end
-end
\ No newline at end of file
+end