D9418: copies: clarify the return of _merge_copies_dict

[Alphare (Raphaël Gomès)]

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

REVISION SUMMARY
  I misused that function twice in the past few days, so lets clarify the API.

REPOSITORY
  rHG Mercurial

BRANCH
  default

REVISION DETAIL
  https://phab.mercurial-scm.org/D9418

AFFECTED FILES
  mercurial/copies.py

CHANGE DETAILS

diff --git a/mercurial/copies.py b/mercurial/copies.py
--- a/mercurial/copies.py
+++ b/mercurial/copies.py
@@ -408,8 +408,8 @@
                     minor, major = othercopies, newcopies
                 else:
                     minor, major = newcopies, othercopies
-                _merge_copies_dict(minor, major, isancestor, changes)
-                all_copies[c] = minor
+                copies = _merge_copies_dict(minor, major, isancestor, changes)
+                all_copies[c] = copies
 
     final_copies = {}
     for dest, (tt, source) in all_copies[targetrev].items():
@@ -428,6 +428,8 @@
 
     - `ismerged(path)`: callable return True if `path` have been merged in the
                         current revision,
+
+    return the resulting dict (in practice, the "minor" object, updated)
     """
     for dest, value in major.items():
         other = minor.get(dest)
@@ -461,6 +463,7 @@
                     minor[dest] = value
                 elif isancestor(other_tt, new_tt):
                     minor[dest] = value
+    return minor
 
 
 def _revinfo_getter_extra(repo):



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