Ensure that request.path never returns nil. Closes #1675

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@2206 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/CHANGELOG

 *SVN*
 
+* Ensure that request.path never returns nil. Closes #1675 [Nicholas Seckar]
+
 * Add ability to specify Route Regexps for controllers. Closes #1917. [Sebastian Kanthak]
 
 * Provide Named Route's hash methods as helper methods. Closes #1744. [Nicholas Seckar, Steve Purcell]

actionpack/lib/action_controller/request.rb

@@ -158,12 +158,10 @@ def path
       path = (uri = request_uri) ? uri.split('?').first : ''
 
       # Cut off the path to the installation directory if given
-      if root = relative_url_root
-        path[root.length..-1]
-      else
-        path
-      end
-    end    
+      root = relative_url_root
+      path[0, root.length] = '' if root
+      path || ''
+    end
     
     # Returns the path minus the web server relative installation directory.
     # This method returns nil unless the web server is apache.