From a2932784bb71e72a78c32819ebd7ed2bed551e3e Mon Sep 17 00:00:00 2001
From: Pratik Naik <pratiknaik@gmail.com>
Date: Sun, 5 Oct 2008 22:16:26 +0100
Subject: Merge docrails

---
 actionpack/lib/action_controller/base.rb | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

(limited to 'actionpack/lib/action_controller/base.rb')

diff --git a/actionpack/lib/action_controller/base.rb b/actionpack/lib/action_controller/base.rb
index e99e828730..413f6d48e5 100644
--- a/actionpack/lib/action_controller/base.rb
+++ b/actionpack/lib/action_controller/base.rb
@@ -252,7 +252,7 @@ module ActionController #:nodoc:
   #
   #   def do_something
   #     redirect_to(:action => "elsewhere") and return if monkeys.nil?
-  #     render :action => "overthere" # won't be called unless monkeys is nil
+  #     render :action => "overthere" # won't be called if monkeys is nil
   #   end
   #
   class Base
@@ -542,8 +542,8 @@ module ActionController #:nodoc:
         response
       end
 
-      # Returns a URL that has been rewritten according to the options hash and the defined Routes.
-      # (For doing a complete redirect, use redirect_to).
+      # Returns a URL that has been rewritten according to the options hash and the defined routes.
+      # (For doing a complete redirect, use +redirect_to+).
       #
       # <tt>url_for</tt> is used to:
       #
@@ -583,7 +583,15 @@ module ActionController #:nodoc:
       # missing values in the current request's parameters. Routes attempts to guess when a value should and should not be
       # taken from the defaults. There are a few simple rules on how this is performed:
       #
-      # * If the controller name begins with a slash, no defaults are used: <tt>url_for :controller => '/home'</tt>
+      # * If the controller name begins with a slash no defaults are used:
+      #
+      #     url_for :controller => '/home'
+      #
+      #   In particular, a leading slash ensures no namespace is assumed. Thus,
+      #   while <tt>url_for :controller => 'users'</tt> may resolve to
+      #   <tt>Admin::UsersController</tt> if the current controller lives under
+      #   that module, <tt>url_for :controller => '/users'</tt> ensures you link
+      #   to <tt>::UsersController</tt> no matter what.
       # * If the controller changes, the action will default to index unless provided
       #
       # The final rule is applied while the URL is being generated and is best illustrated by an example. Let us consider the
-- 
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