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@@ -1,5 +1,7 @@
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 *SVN*
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+* Added support for naming concrete classes in sweeper declarations [DHH]
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+
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 * Remove ERB trim variables from trace template in case ActionView::Base.erb_trim_mode is changed in the application.  #10098 [tpope, kampers]
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 * Fix typo in form_helper documentation.  #10650 [xaviershay, kampers]

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@@ -22,6 +22,13 @@ module ActionController #:nodoc:
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     #   end
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     #
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     # In the example above, four actions are cached and three actions are responsible for expiring those caches.
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+    #
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+    # You can also name an explicit class in the declaration of a sweeper, which is needed if the sweeper is in a module:
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+    #
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+    #   class ListsController < ApplicationController
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+    #     caches_action :index, :show, :public, :feed
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+    #     cache_sweeper OpenBar::Sweeper, :only => [ :edit, :destroy, :share ]
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+    #   end    
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     module Sweeping
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       def self.included(base) #:nodoc:
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         base.extend(ClassMethods)
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@@ -31,9 +38,10 @@ module ActionController #:nodoc:
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         def cache_sweeper(*sweepers)
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           return unless perform_caching
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           configuration = sweepers.extract_options!
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+
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           sweepers.each do |sweeper|
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             ActiveRecord::Base.observers << sweeper if defined?(ActiveRecord) and defined?(ActiveRecord::Base)
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-            sweeper_instance = Object.const_get(Inflector.classify(sweeper)).instance
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+            sweeper_instance = (sweeper.is_a?(Symbol) ? Object.const_get(Inflector.classify(sweeper)) : sweeper).instance
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             if sweeper_instance.is_a?(Sweeper)
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               around_filter(sweeper_instance, :only => configuration[:only])