From 712e8ed2aa7b6e656d458f8e4121fb6063d4ae6e Mon Sep 17 00:00:00 2001
From: Ryan Bigg <radarlistener@gmail.com>
Date: Mon, 27 Oct 2008 14:59:10 +1030
Subject: Added information about @performed_redirect for redirect_to calls.

---
 actionpack/lib/action_controller/base.rb | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/actionpack/lib/action_controller/base.rb b/actionpack/lib/action_controller/base.rb
index 2cff05dfa4..006a3039af 100644
--- a/actionpack/lib/action_controller/base.rb
+++ b/actionpack/lib/action_controller/base.rb
@@ -1038,6 +1038,9 @@ module ActionController #:nodoc:
       # When using <tt>redirect_to :back</tt>, if there is no referrer,
       # RedirectBackError will be raised. You may specify some fallback
       # behavior for this case by rescuing RedirectBackError.
+      #
+      # When using <tt>redirect_to</tt> an instance variable called
+      # @performed_redirect will be set to true.
       def redirect_to(options = {}, response_status = {}) #:doc:
         raise ActionControllerError.new("Cannot redirect to nil!") if options.nil?
 
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