kv.rb in streamdal-0.0.2

- old
+ new

@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 module Streamdal
   class KeyValue
     def initialize
       @kvs = {}
       @mtx = Mutex.new
@@ -47,6 +49,6 @@
         @kvs = {}
         num_keys
       end
     end
   end
-end
\ No newline at end of file
+end