ost.rb in ost-0.1.4

- old
+ new

@@ -1,9 +1,9 @@
 require "nest"
 
 module Ost
-  VERSION = "0.1.2"
+  VERSION = "0.1.4"
   TIMEOUT = ENV["OST_TIMEOUT"] || 2
 
   class Queue
     attr :key
     attr :backup
@@ -22,9 +22,11 @@
 
       loop do
         break if @stopping
 
         item = @key.brpoplpush(@backup, TIMEOUT)
+
+        next unless item
 
         block.call(item)
 
         @backup.lpop
       end