[Checkins] SVN: zope.fanstatic/trunk/ fix a bug where clear could have been called on a dummy needed resources

[Jan-Wijbrand Kolman]

Log message for revision 119772:
  fix a bug where clear could have been called on a dummy needed resources

Changed:
  U   zope.fanstatic/trunk/CHANGES.txt
  U   zope.fanstatic/trunk/src/zope/fanstatic/zopesupport.py

-=-
Modified: zope.fanstatic/trunk/CHANGES.txt
===================================================================
--- zope.fanstatic/trunk/CHANGES.txt	2011-01-20 12:47:57 UTC (rev 119771)
+++ zope.fanstatic/trunk/CHANGES.txt	2011-01-20 12:56:15 UTC (rev 119772)
@@ -1,12 +1,11 @@
 CHANGES
 *******
 
-0.10 (unreleased)
+0.9.1 (unreleased)
 -----------------
 
-- Nothing changed yet.
+- Do not clear resources on DummyNeededResources objects.
 
-
 0.9 (2011-01-20)
 ----------------
 

Modified: zope.fanstatic/trunk/src/zope/fanstatic/zopesupport.py
===================================================================
--- zope.fanstatic/trunk/src/zope/fanstatic/zopesupport.py	2011-01-20 12:47:57 UTC (rev 119771)
+++ zope.fanstatic/trunk/src/zope/fanstatic/zopesupport.py	2011-01-20 12:56:15 UTC (rev 119772)
@@ -51,7 +51,9 @@
 
 @adapter(IHandleExceptionEvent)
 def clear_needed_resources(event):
-    fanstatic.clear_needed()
+    needed = fanstatic.get_needed()
+    if isinstance(needed, fanstatic.NeededResources):
+        needed.clear()
 
 _sentinel = object()