# HG changeset patch
# User Joerg Sonnenberger <joerg@bec.de>
# Date 2021-04-30 01:19:45
# Node ID c5e1cc0b4c77a7da1e7171a73b4938c5701dc71d
# Parent  a407fe56d6e86fd230d7171c9eccd20ad2fcdd9d

core: don't hard-code node length

Differential Revision: https://phab.mercurial-scm.org/D10536

diff --git a/mercurial/localrepo.py b/mercurial/localrepo.py
--- a/mercurial/localrepo.py
+++ b/mercurial/localrepo.py
@@ -1840,7 +1840,7 @@ class localrepository(object):
                 # when we know that '.' won't be hidden
                 node = self.dirstate.p1()
                 rev = self.unfiltered().changelog.rev(node)
-            elif len(changeid) == 20:
+            elif len(changeid) == self.nodeconstants.nodelen:
                 try:
                     node = changeid
                     rev = self.changelog.rev(changeid)
diff --git a/mercurial/revlog.py b/mercurial/revlog.py
--- a/mercurial/revlog.py
+++ b/mercurial/revlog.py
@@ -1299,7 +1299,7 @@ class revlog(object):
         if isinstance(id, int):
             # rev
             return self.node(id)
-        if len(id) == 20:
+        if len(id) == self.nodeconstants.nodelen:
             # possibly a binary node
             # odds of a binary node being all hex in ASCII are 1 in 10**25
             try: