# HG changeset patch
# User Boris Feld <boris.feld@octobus.net>
# Date 1527082304 -7200
# Node ID 2523c0200df440d5d1ce5c5e78420735da56d2a7
# Parent  62249cfe02d211c8c24a7a3d973f7106922fd5e7
diff: use `context.diff` to produce diff

We want to make sure `context.diff` if full featured. Using it in the main
diff code path is a good way to do so.

The end goal is to be able to easily compute diff between in-memory context.

diff -r 62249cfe02d2 -r 2523c0200df4 mercurial/logcmdutil.py
--- a/mercurial/logcmdutil.py	Sat Jun 23 15:03:05 2018 +0200
+++ b/mercurial/logcmdutil.py	Wed May 23 15:31:44 2018 +0200
@@ -76,9 +76,9 @@
         if not ui.plain():
             width = ui.termwidth()
 
-    chunks = patch.diff(repo, node1, node2, match, changes, opts=diffopts,
-                        prefix=prefix, relroot=relroot,
-                        hunksfilterfn=hunksfilterfn)
+    chunks = repo[node2].diff(repo[node1], match, changes, opts=diffopts,
+                              prefix=prefix, relroot=relroot,
+                              hunksfilterfn=hunksfilterfn)
 
     if fp is not None or ui.canwritewithoutlabels():
         out = fp or ui