# HG changeset patch
# User Goffi <goffi@goffi.org>
# Date 1550565245 -3600
# Node ID c8b468a96c5c545be5cb3cb7f357d71a41a6969e
# Parent  1245269f9aaba4d8bbdff5facc29f316ded5520a
wokkel (pubsub): fixed recursive reference in disco items

diff -r 1245269f9aab -r c8b468a96c5c sat_tmp/wokkel/pubsub.py
--- a/sat_tmp/wokkel/pubsub.py	Wed Jan 16 09:17:57 2019 +0100
+++ b/sat_tmp/wokkel/pubsub.py	Tue Feb 19 09:34:05 2019 +0100
@@ -1320,7 +1320,9 @@
         """
         items = []
         for node in nodes:
-            if isinstance(node, basestring):
+            if not node:
+                continue
+            elif isinstance(node, basestring):
                 items.append(disco.DiscoItem(target, node))
             else:
                 _node, name = node