# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@octobus.net>
# Date 2022-12-13 15:57:41
# Node ID bb6eaa65d12a980961392018e1881cee37b7308a
# Parent  e356e8b65d703c58d90f87453c66f97f77742dd0

dirstate: use `dirstate.change_files` to scope the change in `tag`

This is the way.

diff --git a/mercurial/tags.py b/mercurial/tags.py
--- a/mercurial/tags.py
+++ b/mercurial/tags.py
@@ -664,8 +664,9 @@ def _tag(
 
     repo.invalidatecaches()
 
-    if b'.hgtags' not in repo.dirstate:
-        repo[None].add([b'.hgtags'])
+    with repo.dirstate.changing_files(repo):
+        if b'.hgtags' not in repo.dirstate:
+            repo[None].add([b'.hgtags'])
 
     m = matchmod.exact([b'.hgtags'])
     tagnode = repo.commit(