rebase --apply: don't run post-checkout hook if there is an error

The hook should only be run if the worktree and refs were successfully updated. This primarily affects "rebase --apply" but also "rebase --merge" when it fast-forwards. Signed-off-by: Phillip Wood <phillip.wood@dunelm.org.uk> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Phillip Wood committed Jan 26, 2022 at 13:05 UTC 4840002a5f44a4c256c55f70c59d3b0506d14e21
2 files changed +6 -2
reset.c
+1 -1
index 3e7b9e2e13..3537de91f6 100644 --- a/reset.c +++ b/reset.c @@ -126,7 +126,7 @@ reset_head_refs: ret = create_symref("HEAD", switch_to_branch, reflog_head); } - if (run_hook) + if (!ret && run_hook) run_hook_le(NULL, "post-checkout", oid_to_hex(head ? head : null_oid()), oid_to_hex(oid), "1", NULL);
t/t5403-post-checkout-hook.sh
+5 -1
index fd2817b406..d118181690 100755 --- a/t/t5403-post-checkout-hook.sh +++ b/t/t5403-post-checkout-hook.sh @@ -88,12 +88,16 @@ test_rebase () { test_expect_success "rebase $args checkout does not remove untracked files" ' test_when_finished "test_might_fail git rebase --abort" && + test_when_finished "rm -f .git/post-checkout.args" && git update-ref refs/heads/rebase-fast-forward three && git checkout two && + rm -f .git/post-checkout.args && echo untracked >three.t && test_when_finished "rm three.t" && test_must_fail git rebase $args HEAD rebase-fast-forward 2>err && - grep "untracked working tree files would be overwritten by checkout" err + grep "untracked working tree files would be overwritten by checkout" err && + test_path_is_missing .git/post-checkout.args + ' }