diff options
Diffstat (limited to 'activerecord/lib')
| -rw-r--r-- | activerecord/lib/active_record/observer.rb | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/observer.rb b/activerecord/lib/active_record/observer.rb index 698b3ff412..74f76efe3f 100644 --- a/activerecord/lib/active_record/observer.rb +++ b/activerecord/lib/active_record/observer.rb @@ -44,6 +44,11 @@ module ActiveRecord # == Available callback methods # # The observer can implement callback methods for each of the methods described in the Callbacks module. + # + # == Triggering Observers + # + # In order to activate an observer, you need to call Observer.instance. In Rails, this can be done in controllers + # using the short-hand of for example observer :comment_observer. class Observer include Singleton |