aboutsummaryrefslogtreecommitdiffstats
path: root/activerecord/lib/active_record/attribute_methods/serialization.rb
diff options
context:
space:
mode:
Diffstat (limited to 'activerecord/lib/active_record/attribute_methods/serialization.rb')
-rw-r--r--activerecord/lib/active_record/attribute_methods/serialization.rb7
1 files changed, 6 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/attribute_methods/serialization.rb b/activerecord/lib/active_record/attribute_methods/serialization.rb
index 734d94865a..264ce2bdfa 100644
--- a/activerecord/lib/active_record/attribute_methods/serialization.rb
+++ b/activerecord/lib/active_record/attribute_methods/serialization.rb
@@ -37,7 +37,12 @@ module ActiveRecord
# serialize :preferences, Hash
# end
def serialize(attr_name, class_name_or_coder = Object)
- coder = if [:load, :dump].all? { |x| class_name_or_coder.respond_to?(x) }
+ # When ::JSON is used, force it to go through the Active Support JSON encoder
+ # to ensure special objects (e.g. Active Record models) are dumped correctly
+ # using the #as_json hook.
+ coder = if class_name_or_coder == ::JSON
+ Coders::JSON
+ elsif [:load, :dump].all? { |x| class_name_or_coder.respond_to?(x) }
class_name_or_coder
else
Coders::YAMLColumn.new(class_name_or_coder)