length.rb in aws-sdk-1.8.1

- old
+ new

@@ -1,6 +1,6 @@
-# Copyright 2011-2012 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+# Copyright 2011-2013 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License"). You
 # may not use this file except in compliance with the License. A copy of
 # the License is located at
 #
@@ -20,10 +20,10 @@
     class LengthValidator < Validator
 
       ACCEPTED_OPTIONS = [
         :exactly, :within, :minimum, :maximum,
         :too_long, :too_short, :wrong_length,
-        :allow_nil, :on, :if, :unless,
+        :allow_nil, :allow_blank, :on, :if, :unless,
       ]
 
       def setup record_class
         ensure_at_least_one(:within, :exactly, :minimum, :maximum)
         ensure_exclusive(:within, :exactly, [:minimum, :maximum])