rebase: run post-checkout hook on checkout

The scripted version of rebase used to run this hook on the initial checkout. The transition to built-in introduced a regression. Signed-off-by: Orgad Shaneh <orgads@gmail.com> Acked-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Orgad Shaneh committed Dec 29, 2018 at 23:37 UTC 8581df65ec961aa59004f2d6342709b25d7b79c4
2 files changed +30 -2
builtin/rebase.c
+10 -2
@@ -530,6 +530,7 @@ finished_rebase:
530
531 #define RESET_HEAD_DETACH (1<<0)
532 #define RESET_HEAD_HARD (1<<1)
533 +#define RESET_HEAD_RUN_POST_CHECKOUT_HOOK (1<<2)
534
535 static int reset_head(struct object_id *oid, const char *action,
536 const char *switch_to_branch, unsigned flags,
@@ -537,6 +538,7 @@ static int reset_head(struct object_id *oid, const char *action,
538 {
539 unsigned detach_head = flags & RESET_HEAD_DETACH;
540 unsigned reset_hard = flags & RESET_HEAD_HARD;
541 + unsigned run_hook = flags & RESET_HEAD_RUN_POST_CHECKOUT_HOOK;
542 struct object_id head_oid;
543 struct tree_desc desc[2] = { { NULL }, { NULL } };
544 struct lock_file lock = LOCK_INIT;
@@ -636,6 +638,10 @@ static int reset_head(struct object_id *oid, const char *action,
638 ret = update_ref(reflog_head, "HEAD", oid, NULL, 0,
639 UPDATE_REFS_MSG_ON_ERR);
640 }
641 + if (run_hook)
642 + run_hook_le(NULL, "post-checkout",
643 + oid_to_hex(orig ? orig : &null_oid),
644 + oid_to_hex(oid), "1", NULL);
645
646 leave_reset_head:
647 strbuf_release(&msg);
@@ -1465,7 +1471,8 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
1471 getenv(GIT_REFLOG_ACTION_ENVIRONMENT),
1472 options.switch_to);
1473 if (reset_head(&oid, "checkout",
1468 - options.head_name, 0,
1474 + options.head_name,
1475 + RESET_HEAD_RUN_POST_CHECKOUT_HOOK,
1476 NULL, buf.buf) < 0) {
1477 ret = !!error(_("could not switch to "
1478 "%s"),
@@ -1539,7 +1546,8 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
1546 strbuf_addf(&msg, "%s: checkout %s",
1547 getenv(GIT_REFLOG_ACTION_ENVIRONMENT), options.onto_name);
1548 if (reset_head(&options.onto->object.oid, "checkout", NULL,
1542 - RESET_HEAD_DETACH, NULL, msg.buf))
1549 + RESET_HEAD_DETACH | RESET_HEAD_RUN_POST_CHECKOUT_HOOK,
1550 + NULL, msg.buf))
1551 die(_("Could not detach HEAD"));
1552 strbuf_release(&msg);
1553
t/t5403-post-checkout-hook.sh
+20
@@ -13,6 +13,8 @@ test_expect_success setup '
13 EOF
14 test_commit one &&
15 test_commit two &&
16 + test_commit rebase-on-me &&
17 + git reset --hard HEAD^ &&
18 test_commit three
19 '
20
@@ -44,6 +46,24 @@ test_expect_success 'post-checkout receives the right args when not switching br
46 test $old = $new && test $flag = 0
47 '
48
49 +test_expect_success 'post-checkout is triggered on rebase' '
50 + test_when_finished "rm -f .git/post-checkout.args" &&
51 + git checkout -b rebase-test master &&
52 + rm -f .git/post-checkout.args &&
53 + git rebase rebase-on-me &&
54 + read old new flag <.git/post-checkout.args &&
55 + test $old != $new && test $flag = 1
56 +'
57 +
58 +test_expect_success 'post-checkout is triggered on rebase with fast-forward' '
59 + test_when_finished "rm -f .git/post-checkout.args" &&
60 + git checkout -b ff-rebase-test rebase-on-me^ &&
61 + rm -f .git/post-checkout.args &&
62 + git rebase rebase-on-me &&
63 + read old new flag <.git/post-checkout.args &&
64 + test $old != $new && test $flag = 1
65 +'
66 +
67 test_expect_success 'post-checkout hook is triggered by clone' '
68 mkdir -p templates/hooks &&
69 write_script templates/hooks/post-checkout <<-\EOF &&