From: Armin Ronacher <armin.ronacher@active-4.com>
Date: Mon, 18 Apr 2011 14:27:14 +0000 (+0200)
Subject: Catch down errors caused by tb_set_next.  This fixes #22
X-Git-Tag: 2.6~14
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=75ffeb6b022b6bcccfd75ea2b20418db6623cde9;p=jinja2.git

Catch down errors caused by tb_set_next.  This fixes #22
---

diff --git a/jinja2/debug.py b/jinja2/debug.py
index f1cc3bc..2af2222 100644
--- a/jinja2/debug.py
+++ b/jinja2/debug.py
@@ -45,7 +45,13 @@ class TracebackFrameProxy(object):
 
     def set_next(self, next):
         if tb_set_next is not None:
-            tb_set_next(self.tb, next and next.tb or None)
+            try:
+                tb_set_next(self.tb, next and next.tb or None)
+            except Exception:
+                # this function can fail due to all the hackery it does
+                # on various python implementations.  We just catch errors
+                # down and ignore them if necessary.
+                pass
         self._tb_next = next
 
     @property