validations.rb in dynamoid-edge-1.1.2

- old
+ new

@@ -30,7 +30,34 @@
     # @since 0.2.0
     def save!
       raise Dynamoid::Errors::DocumentNotValid.new(self) unless valid?
       save(:validate => false)
     end
+
+    module ClassMethods
+
+      # Override validates_presence_of to handle false values as present.
+      #
+      # @since 1.1.1
+      def validates_presence_of(*attr_names)
+        validates_with PresenceValidator, _merge_attributes(attr_names)
+      end
+
+      private
+
+      # Validates that the specified attributes are present (false or not blank).
+      class PresenceValidator < ActiveModel::EachValidator
+        # Validate the record for the record and value.
+        def validate_each(record, attr_name, value)
+          record.errors.add(attr_name, :blank, options) if not_present?(value)
+        end
+
+        private
+
+        # Check whether a value is not present.
+        def not_present?(value)
+          value.blank? && value != false
+        end
+      end
+    end
   end
 end