diff options
Diffstat (limited to 'activerecord/lib/active_record/persistence.rb')
-rw-r--r-- | activerecord/lib/active_record/persistence.rb | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/persistence.rb b/activerecord/lib/active_record/persistence.rb index 7b53f6e5a0..3f02f73a5a 100644 --- a/activerecord/lib/active_record/persistence.rb +++ b/activerecord/lib/active_record/persistence.rb @@ -211,7 +211,7 @@ module ActiveRecord def becomes(klass) became = klass.new became.instance_variable_set("@attributes", @attributes) - became.instance_variable_set("@mutation_tracker", @mutation_tracker) + became.instance_variable_set("@mutation_tracker", @mutation_tracker) if defined?(@mutation_tracker) became.instance_variable_set("@changed_attributes", attributes_changed_by_setter) became.instance_variable_set("@new_record", new_record?) became.instance_variable_set("@destroyed", destroyed?) |