From 20c03e7037dc480ef43bda893435dcd178cc639b Mon Sep 17 00:00:00 2001
From: claudiob <claudiob@gmail.com>
Date: Fri, 30 Nov 2012 13:54:03 -0800
Subject: Remove references to AR::Observer from docs

ActiveRecord::Observer was extracted into a separate gem so it
should not be referenced anymore (see https://github.com/rails/rails/commit/ccecab3)
---
 guides/source/active_support_core_extensions.md | 8 --------
 1 file changed, 8 deletions(-)

(limited to 'guides/source/active_support_core_extensions.md')

diff --git a/guides/source/active_support_core_extensions.md b/guides/source/active_support_core_extensions.md
index 401e6f0596..e6f2db2a2d 100644
--- a/guides/source/active_support_core_extensions.md
+++ b/guides/source/active_support_core_extensions.md
@@ -2067,14 +2067,6 @@ The sum of an empty receiver can be customized in this form as well:
 [].sum(1) {|n| n**3} # => 1
 ```
 
-The method `ActiveRecord::Observer#observed_subclasses` for example is implemented this way:
-
-```ruby
-def observed_subclasses
-  observed_classes.sum([]) { |klass| klass.send(:subclasses) }
-end
-```
-
 NOTE: Defined in `active_support/core_ext/enumerable.rb`.
 
 ### `index_by`
-- 
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