D12015: filemerge: set default labels a little earlier

[martinvonz (Martin von Zweigbergk)]

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

REVISION SUMMARY
  By setting the default labels a little earlier, we can rely on them
  always being set, as far as I can tell. It may actually even be fine
  to rely on that even if we don't set them earlier, but it makes more
  sense to me to do it.

REPOSITORY
  rHG Mercurial

BRANCH
  default

REVISION DETAIL
  https://phab.mercurial-scm.org/D12015

AFFECTED FILES
  mercurial/filemerge.py

CHANGE DETAILS

diff --git a/mercurial/filemerge.py b/mercurial/filemerge.py
--- a/mercurial/filemerge.py
+++ b/mercurial/filemerge.py
@@ -535,8 +535,6 @@
     files. It will fail if there are any conflicts and leave markers in
     the partially merged file. Marker will have three sections, one from each
     side of the merge and one for the base content."""
-    if not labels:
-        labels = _defaultconflictlabels
     if len(labels) < 3:
         labels.append(b'base')
     return _merge(repo, fcd, fco, fca, labels, b'merge3')
@@ -577,8 +575,6 @@
     the partially merged file. The marker will have two sections, one with the
     content from one side of the merge, and one with a diff from the base
     content to the content on the other side. (experimental)"""
-    if not labels:
-        labels = _defaultconflictlabels
     if len(labels) < 3:
         labels.append(b'base')
     return _merge(repo, fcd, fco, fca, labels, b'mergediff')
@@ -841,9 +837,6 @@
     return stringutil.ellipsis(mark, 80 - 8)
 
 
-_defaultconflictlabels = [b'local', b'other']
-
-
 def _formatlabels(repo, fcd, fco, fca, labels, tool=None):
     """Formats the given labels using the conflict marker template.
 
@@ -1068,6 +1061,8 @@
 
     toolconf = tool, toolpath, binary, symlink, scriptfn
 
+    if not labels:
+        labels = [b'local', b'other']
     if mergetype == nomerge:
         return func(repo, mynode, fcd, fco, fca, toolconf, labels)
 
@@ -1099,8 +1094,6 @@
         else:
             markerstyle = internalmarkerstyle
 
-        if not labels:
-            labels = _defaultconflictlabels
         formattedlabels = labels
         if markerstyle != b'basic':
             formattedlabels = _formatlabels(



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