# HG changeset patch
# User Anton Shestakov <av6@dwimlabs.net>
# Date 1540474423 -28800
# Node ID 7e4ffe2719e4af2a9e56c9ee097ed6720f5c3906
# Parent  e928bedf0919c7bd851bb4481dfff61c653bd5f9
crecord: make nextsametype() check that parent item exists (issue6009)

Items that represent files in curses interface don't have parents.

diff -r e928bedf0919 -r 7e4ffe2719e4 mercurial/crecord.py
--- a/mercurial/crecord.py	Wed Oct 24 10:05:13 2018 -0400
+++ b/mercurial/crecord.py	Thu Oct 25 21:33:43 2018 +0800
@@ -725,7 +725,7 @@
             nextitem = currentitem
         else:
             parent = nextitem.parentitem()
-            if parent.folded:
+            if parent is not None and parent.folded:
                 self.togglefolded(parent)
 
         self.currentselecteditem = nextitem