From 7311c9dedb5b20181f214995e2eebe765cda3cec Mon Sep 17 00:00:00 2001
From: jtm <jtm@robot.is>
Date: Mon, 23 Apr 2012 19:55:23 +0000
Subject: [PATCH] Fix error, missing check

---
 lesscpy/plib/deferred.py | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/lesscpy/plib/deferred.py b/lesscpy/plib/deferred.py
index 53a86f0..2bb8c77 100644
--- a/lesscpy/plib/deferred.py
+++ b/lesscpy/plib/deferred.py
@@ -42,18 +42,18 @@ class Deferred(Node):
             ident.parse(None)
             mixins = scope.mixins(ident.raw())
             
-            
         if not mixins:
-            store = [t for t in scope.deferred.parsed[-1]]
-            while scope.deferred.parsed[-1]:
-                scope.current = scope.deferred
-                ident.parse(scope)
-                mixins = scope.mixins(ident.raw())
-                scope.current = None
-                if mixins:
-                    break
-                scope.deferred.parsed[-1].pop()
-            scope.deferred.parsed[-1] = store
+            if scope.deferred:
+                store = [t for t in scope.deferred.parsed[-1]]
+                while scope.deferred.parsed[-1]:
+                    scope.current = scope.deferred
+                    ident.parse(scope)
+                    mixins = scope.mixins(ident.raw())
+                    scope.current = None
+                    if mixins:
+                        break
+                    scope.deferred.parsed[-1].pop()
+                scope.deferred.parsed[-1] = store
                 
         if mixins:
             for mixin in mixins: