Add array support when time zone aware attributes are enabled

1 files changed, 13 insertions, 1 deletions

diff --git a/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb b/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb
index 18778698e8..7db7d306a4 100644
--- a/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb
+++ b/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb
@@ -32,7 +32,7 @@ module ActiveRecord
           if create_time_zone_conversion_attribute?(attr_name, columns_hash[attr_name])
             method_body, line = <<-EOV, __LINE__ + 1
               def #{attr_name}=(time)
-                time_with_zone = time.respond_to?(:in_time_zone) ? time.in_time_zone : nil
+                time_with_zone = convert_value_to_time_zone(time)
                 previous_time = attribute_changed?("#{attr_name}") ? changed_attributes["#{attr_name}"] : read_attribute(:#{attr_name})
                 write_attribute(:#{attr_name}, time)
                 #{attr_name}_will_change! if previous_time != time_with_zone
@@ -52,6 +52,18 @@ module ActiveRecord
             (:datetime == column.type)
         end
       end
+
+      private
+
+      def convert_value_to_time_zone(value)
+        if value.is_a?(Array)
+          value.map { |v| convert_value_to_time_zone(v) }
+        elsif value.respond_to?(:in_time_zone)
+          value.in_time_zone
+        else
+          nil
+        end
+      end
     end
   end
 end