diff options
Diffstat (limited to 'activerecord/lib/active_record/observer.rb')
| -rw-r--r-- | activerecord/lib/active_record/observer.rb | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/observer.rb b/activerecord/lib/active_record/observer.rb index f0da4202bf..a09c392f9d 100644 --- a/activerecord/lib/active_record/observer.rb +++ b/activerecord/lib/active_record/observer.rb @@ -98,7 +98,7 @@ module ActiveRecord protected def observed_descendants - observed_classes.sum([]) { |klass| klass.descendants } + observed_classes.map { |klass| klass.descendants }.flatten end def add_observer!(klass) |