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changeset 47646:4259a72fe528

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upgrade_utils: fix crash for removecldeltachain action This fixes issue6383. Differential Revision: https://phab.mercurial-scm.org/D10914
author Mathias De Mare <mathias.de_mare@nokia.com>
date Mon, 28 Jun 2021 12:12:34 +0200
parents b41b4c1c644f
children f16958beb27b
files mercurial/upgrade_utils/actions.py
diffstat 1 files changed, 4 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/mercurial/upgrade_utils/actions.py	Fri Jul 16 14:22:02 2021 +0200
+++ b/mercurial/upgrade_utils/actions.py	Mon Jun 28 12:12:34 2021 +0200
@@ -633,7 +633,10 @@
     newactions = []
 
     for d in format_upgrades:
-        name = d._requirement
+        if util.safehasattr(d, '_requirement'):
+            name = d._requirement
+        else:
+            name = None
 
         # If the action is a requirement that doesn't show up in the
         # destination requirements, prune the action.