From 84107d02b1507a4177df5997076c23a301422f29 Mon Sep 17 00:00:00 2001
From: Nathan Weizenbaum <nex342@gmail.com>
Date: Sun, 20 Dec 2009 04:20:10 -0800
Subject: [PATCH] [Sass] Expand the allowed selectors.

---
 lib/sass/scss/parser.rb | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/lib/sass/scss/parser.rb b/lib/sass/scss/parser.rb
index 46c29e22..d80d3a22 100644
--- a/lib/sass/scss/parser.rb
+++ b/lib/sass/scss/parser.rb
@@ -149,8 +149,12 @@ module Sass
       end
 
       def simple_selector_sequence
-        return unless element_name || tok(:hash) || class_expr ||
-          attrib || negation || pseudo
+        unless element_name || tok(:hash) || class_expr ||
+            attrib || negation || pseudo
+          # This allows for stuff like http://www.w3.org/TR/css3-animations/#keyframes-
+          return expr
+        end
+
         nil while tok(:hash) || class_expr || attrib || negation || pseudo
         true
       end