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show-ref: detect dangling refs under --verify as well

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Move detection of dangling refs into show_one(), so that they are
detected when --verify is present as well as when it is absent.

Signed-off-by: Vladimir Panteleev <git@thecybershadow.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Vladimir Panteleev 2017-01-23 18:00:58 +00:00 committed by Junio C Hamano
parent 14144d3b53
commit d01b8203ec
2 changed files with 30 additions and 8 deletions
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16
builtin/show-ref.c
View file

@ -22,6 +22,14 @@ static void show_one(const char *refname, const struct object_id *oid)
const char *hex;
struct object_id peeled;
/* This changes the semantics slightly that even under quiet we
* detect and return error if the repository is corrupt and
* ref points at a nonexistent object.
*/
if (!has_sha1_file(oid->hash))
die("git show-ref: bad ref %s (%s)", refname,
oid_to_hex(oid));
if (quiet)
return;
@ -77,14 +85,6 @@ static int show_ref(const char *refname, const struct object_id *oid,
match:
found_match++;
/* This changes the semantics slightly that even under quiet we
* detect and return error if the repository is corrupt and
* ref points at a nonexistent object.
*/
if (!has_sha1_file(oid->hash))
die("git show-ref: bad ref %s (%s)", refname,
oid_to_hex(oid));
show_one(refname, oid);
return 0;

22
t/t1403-show-ref.sh
View file

@ -184,4 +184,26 @@ test_expect_success 'show-ref --verify HEAD' '
test_cmp expect actual
'
test_expect_success 'show-ref --verify with dangling ref' '
sha1_file() {
echo "$*" | sed "s#..#.git/objects/&/#"
} &&
remove_object() {
file=$(sha1_file "$*") &&
test -e "$file" &&
rm -f "$file"
} &&
test_when_finished "rm -rf dangling" &&
(
git init dangling &&
cd dangling &&
test_commit dangling &&
sha=$(git rev-parse refs/tags/dangling) &&
remove_object $sha &&
test_must_fail git show-ref --verify refs/tags/dangling
)
'
test_done