rebase -r: always reword merge -c

If a merge can be fast-forwarded then make sure that we still edit the
commit message if the user specifies -c. The implementation follows the
same pattern that is used for ordinary rewords that are fast-forwarded.

Signed-off-by: Phillip Wood <phillip.wood@dunelm.org.uk>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Phillip Wood 2019-05-02 11:22:49 +01:00 committed by Junio C Hamano
parent ab15ad1a3b
commit 6df8df0831
2 changed files with 18 additions and 0 deletions

View File

@ -3401,6 +3401,10 @@ static int do_merge(struct repository *r,
rollback_lock_file(&lock);
ret = fast_forward_to(r, &commit->object.oid,
&head_commit->object.oid, 0, opts);
if (flags & TODO_EDIT_MERGE_MSG) {
run_commit_flags |= AMEND_MSG;
goto fast_forward_edit;
}
goto leave_merge;
}
@ -3504,6 +3508,7 @@ static int do_merge(struct repository *r,
* value (a negative one would indicate that the `merge`
* command needs to be rescheduled).
*/
fast_forward_edit:
ret = !!run_git_commit(r, git_path_merge_msg(r), opts,
run_commit_flags);

View File

@ -164,6 +164,19 @@ test_expect_success 'failed `merge <branch>` does not crash' '
grep "^Merge branch ${SQ}G${SQ}$" .git/rebase-merge/message
'
test_expect_success 'fast-forward merge -c still rewords' '
git checkout -b fast-forward-merge-c H &&
(
set_fake_editor &&
FAKE_COMMIT_MESSAGE=edited \
GIT_SEQUENCE_EDITOR="echo merge -c H G >" \
git rebase -ir @^
) &&
echo edited >expected &&
git log --pretty=format:%B -1 >actual &&
test_cmp expected actual
'
test_expect_success 'with a branch tip that was cherry-picked already' '
git checkout -b already-upstream master &&
base="$(git rev-parse --verify HEAD)" &&