# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@octobus.net>
# Date 2021-05-03 23:13:53
# Node ID ba21cfd9b044ad962ea8d4fa652c83b5e1ae7b24
# Parent  02a4463565ea817823f96b1a9f38acb8431b4e6c

revlog: create a create `null_item` attribute for V0

This value is currently wrong, but at least it is now -obviously- wrong.

Differential Revision: https://phab.mercurial-scm.org/D10644

diff --git a/mercurial/revlogutils/revlogv0.py b/mercurial/revlogutils/revlogv0.py
--- a/mercurial/revlogutils/revlogv0.py
+++ b/mercurial/revlogutils/revlogv0.py
@@ -42,6 +42,7 @@ def offset_type(offset, type):
 
 class revlogoldindex(list):
     entry_size = INDEX_ENTRY_V0.size
+    null_item = (0, 0, 0, -1, -1, -1, -1, node.nullid)
 
     @property
     def nodemap(self):
@@ -89,7 +90,7 @@ class revlogoldindex(list):
 
     def __getitem__(self, i):
         if i == -1:
-            return (0, 0, 0, -1, -1, -1, -1, node.nullid)
+            return self.null_item
         return list.__getitem__(self, i)
 
     def pack_header(self, header):