D9958: log: respect diff.merge in -p output

[martinvonz (Martin von Zweigbergk)]

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

REPOSITORY
  rHG Mercurial

BRANCH
  default

REVISION DETAIL
  https://phab.mercurial-scm.org/D9958

AFFECTED FILES
  mercurial/logcmdutil.py
  relnotes/next
  tests/test-log.t

CHANGE DETAILS

diff --git a/tests/test-log.t b/tests/test-log.t
--- a/tests/test-log.t
+++ b/tests/test-log.t
@@ -1966,6 +1966,26 @@
   @@ -0,0 +1,1 @@
   +b
   
+
+Test that diff.merge is respected (file b was added on one side and
+and therefore merged cleanly)
+
+  $ hg log -pr 3 --config diff.merge=yes
+  changeset:   3:8e07aafe1edc
+  tag:         tip
+  parent:      2:b09be438c43a
+  parent:      1:925d80f479bb
+  user:        test
+  date:        Thu Jan 01 00:00:00 1970 +0000
+  summary:     3
+  
+  diff -r 8e07aafe1edc a
+  --- a/a	Thu Jan 01 00:00:00 1970 +0000
+  +++ b/a	Thu Jan 01 00:00:00 1970 +0000
+  @@ -1,1 +1,1 @@
+  -b
+  +c
+  
   $ cd ..
 
 'hg log -r rev fn' when last(filelog(fn)) != rev
diff --git a/relnotes/next b/relnotes/next
--- a/relnotes/next
+++ b/relnotes/next
@@ -11,7 +11,8 @@
  * There's a new `diff.merge` config option to show the changes
     relative to an automerge for merge changesets. This makes it
     easier to detect and review manual changes performed in merge
-    changesets. It is only supported by `hg diff --change` so far.
+    changesets. It is supported by `hg diff --change`, `hg log -p`
+    `hg incoming -p`, and `hg outgoing -p` so far.
 
 
 == Bug Fixes ==
diff --git a/mercurial/logcmdutil.py b/mercurial/logcmdutil.py
--- a/mercurial/logcmdutil.py
+++ b/mercurial/logcmdutil.py
@@ -242,7 +242,7 @@
             ui,
             ctx.repo(),
             diffopts,
-            ctx.p1(),
+            diff_parent(ctx),
             ctx,
             match=self._makefilematcher(ctx),
             stat=stat,



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Cc: mercurial-patches, mercurial-devel