exc_info should be passed up in intercept_output (if it is not, exceptions sometimes won't propogate upward properly)

2 files changed, 7 insertions, 1 deletions

diff --git a/docs/news.txt b/docs/news.txt
index 0801214..4709dcb 100644
--- a/docs/news.txt
+++ b/docs/news.txt
@@ -3,6 +3,12 @@ News
 
 .. contents::
 
+svn trunk
+---------
+
+* Fix problem with ``paste.wsgilib.intercept_output`` and passing up
+  exceptions.
+
 1.4.1
 -----
 
diff --git a/paste/wsgilib.py b/paste/wsgilib.py
index c7a5e05..9960587 100644
--- a/paste/wsgilib.py
+++ b/paste/wsgilib.py
@@ -530,7 +530,7 @@ def intercept_output(environ, application, conditional=None,
     def replacement_start_response(status, headers, exc_info=None):
         if conditional is not None and not conditional(status, headers):
             data.append(None)
-            return start_response(status, headers)
+            return start_response(status, headers, exc_info)
         if data:
             data[:] = []
         data.append(status)