From 8a0ffa7c9521c6c8d4298422ae1504d9d839987e Mon Sep 17 00:00:00 2001
From: Damien Mathieu <42@dmathieu.com>
Date: Wed, 1 Jun 2011 15:50:49 +0200
Subject: fix creating an empty route on 1.8. Closes #1210

---
 actionpack/lib/action_dispatch/routing/mapper.rb | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'actionpack/lib')

diff --git a/actionpack/lib/action_dispatch/routing/mapper.rb b/actionpack/lib/action_dispatch/routing/mapper.rb
index 3999bd0a5e..ec76d1da1e 100644
--- a/actionpack/lib/action_dispatch/routing/mapper.rb
+++ b/actionpack/lib/action_dispatch/routing/mapper.rb
@@ -1423,7 +1423,9 @@ module ActionDispatch
           end
 
           def action_path(name, path = nil) #:nodoc:
-            path || @scope[:path_names][name.to_sym] || name.to_s
+            # Ruby 1.8 can't transform empty strings to symbols
+            name = name.to_sym if name.is_a?(String) && !name.empty?
+            path || @scope[:path_names][name] || name.to_s
           end
 
           def prefix_name_for_action(as, action) #:nodoc:
-- 
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