lib/logstash/inputs/mongoprofile.rb in logstash-input-mongoprofile-0.1.7 vs lib/logstash/inputs/mongoprofile.rb in logstash-input-mongoprofile-0.1.8

@@ -98,10 +98,10 @@
       yield @parser.parse(document)
     end
   end
 
   def get_last_document_date
-    if @documents != nil
+    if @documents and @documents[-1] != nil
       @documents[-1]['ts']
     else
       nil
     end
   end
\ No newline at end of file