lib/dynamoid/document.rb in dynamoid-0.5.0 vs lib/dynamoid/document.rb in dynamoid-0.6.0

@@ -6,12 +6,13 @@
   module Document
     extend ActiveSupport::Concern
     include Dynamoid::Components
 
     included do
-      class_attribute :options
+      class_attribute :options, :read_only_attributes
       self.options = {}
+      self.read_only_attributes = []
 
       Dynamoid::Config.included_models << self
     end
 
     module ClassMethods
@@ -25,9 +26,13 @@
       # @option options [Integer] :write_capacity set the write capacity for the table; does not work on existing tables
       #
       # @since 0.4.0
       def table(options = {})
         self.options = options
+      end
+
+      def attr_readonly(*read_only_attributes)
+        self.read_only_attributes.concat read_only_attributes.map(&:to_s)
       end
 
       # Returns the read_capacity for this table.
       #
       # @since 0.4.0