D5849: merge: don't unnecessarily calculate absolute path

[martinvonz (Martin von Zweigbergk)]

martinvonz created this revision.
Herald added a subscriber: mercurial-devel.
Herald added a reviewer: hg-reviewers.

REVISION SUMMARY
  I think this also makes the code clearer (and prepares for the next
  patch).

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D5849

AFFECTED FILES
  mercurial/merge.py

CHANGE DETAILS

diff --git a/mercurial/merge.py b/mercurial/merge.py
--- a/mercurial/merge.py
+++ b/mercurial/merge.py
@@ -1499,13 +1499,14 @@
                 # If a file or directory exists with the same name, back that
                 # up.  Otherwise, look to see if there is a file that conflicts
                 # with a directory this file is in, and if so, back that up.
-                absf = repo.wjoin(f)
+                conflicting = f
                 if not repo.wvfs.lexists(f):
                     for p in util.finddirs(f):
                         if repo.wvfs.isfileorlink(p):
-                            absf = repo.wjoin(p)
+                            conflicting = p
                             break
-                if repo.wvfs.lexists(absf):
+                if repo.wvfs.lexists(conflicting):
+                    absf = repo.wjoin(conflicting)
                     orig = scmutil.origpath(ui, repo, absf)
                     util.rename(absf, orig)
             wctx[f].clearunknown()



To: martinvonz, #hg-reviewers
Cc: mercurial-devel