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authorDavid Heinemeier Hansson <david@loudthinking.com>2005-04-10 17:47:04 +0000
committerDavid Heinemeier Hansson <david@loudthinking.com>2005-04-10 17:47:04 +0000
commitea803aa4e3088522855d3695166b6489a273382f (patch)
treee54496db49d3d36595da57e1bd05e20e74213e2d /activerecord
parent1cad24f6fdd0b6e966ecfc06b76ce15579368f9a (diff)
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Doc changes
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@1141 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
Diffstat (limited to 'activerecord')
-rw-r--r--activerecord/lib/active_record/observer.rb5
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