D2409: graft: add no-commit mode (issue5631)

[khanchi97 (Sushil khanchi)]

khanchi97 created this revision.
Herald added a subscriber: mercurial-devel.
Herald added a reviewer: hg-reviewers.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D2409

AFFECTED FILES
  mercurial/commands.py
  tests/test-graft.t

CHANGE DETAILS

diff --git a/tests/test-graft.t b/tests/test-graft.t
--- a/tests/test-graft.t
+++ b/tests/test-graft.t
@@ -1373,3 +1373,30 @@
   note: graft of 7:d3c3f2b38ecc created no changes to commit
 
   $ cd ..
+
+Graft a change from a branch without making any commit using --no-commit option
+
+  $ hg init dirtochecknocommit
+  $ cd dirtochecknocommit
+  $ echo a > a
+  $ hg ci -qAm0
+  $ echo b > b
+  $ hg ci -qAm1
+  $ hg up -q 0
+  $ echo c > c
+  $ hg ci -qAm2
+  $ hg graft 1 --no-commit
+  grafting 1:925d80f479bb "1"
+  note: graft of 1:925d80f479bb created no changes to commit
+
+  $ hg tip -T "rev : {rev}\n"
+  rev : 2
+
+  $ hg diff
+  diff -r db815d6d32e6 b
+  --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+  +++ b/b	Thu Jan 01 00:00:00 1970 +0000
+  @@ -0,0 +1,1 @@
+  +b
+
+  $ cd ..
diff --git a/mercurial/commands.py b/mercurial/commands.py
--- a/mercurial/commands.py
+++ b/mercurial/commands.py
@@ -2074,6 +2074,8 @@
      ('c', 'continue', False, _('resume interrupted graft')),
      ('e', 'edit', False, _('invoke editor on commit messages')),
      ('', 'log', None, _('append graft info to log message')),
+     ('', 'no-commit', None,
+      _("don't commit, just apply the changes in working directory")),
      ('f', 'force', False, _('force graft')),
      ('D', 'currentdate', False,
       _('record the current date as commit date')),
@@ -2313,9 +2315,11 @@
         else:
             cont = False
 
+        node = None
         # commit
-        node = repo.commit(text=message, user=user,
-                    date=date, extra=extra, editor=editor)
+        if not opts.get('no_commit'):
+            node = repo.commit(text=message, user=user,
+                        date=date, extra=extra, editor=editor)
         if node is None:
             ui.warn(
                 _('note: graft of %d:%s created no changes to commit\n') %



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