diff options
| -rw-r--r-- | builtin/describe.c | 3 | ||||
| -rwxr-xr-x | t/t6120-describe.sh | 6 |
2 files changed, 9 insertions, 0 deletions
diff --git a/builtin/describe.c b/builtin/describe.c index 383d3e6b9a..06e413d937 100644 --- a/builtin/describe.c +++ b/builtin/describe.c @@ -535,6 +535,9 @@ static void describe_blob(const struct object_id *oid, struct strbuf *dst) reset_revision_walk(); release_revisions(&revs); strvec_clear(&args); + + if (!dst->len) + die(_("blob '%s' not reachable from HEAD"), oid_to_hex(oid)); } static void describe(const char *arg, int last_one) diff --git a/t/t6120-describe.sh b/t/t6120-describe.sh index 256ccaefb7..470631d17d 100755 --- a/t/t6120-describe.sh +++ b/t/t6120-describe.sh @@ -409,6 +409,12 @@ test_expect_success 'describe tag object' ' test_grep "fatal: test-blob-1 is neither a commit nor blob" actual ' +test_expect_success 'describe an unreachable blob' ' + blob=$(echo not-found-anywhere | git hash-object -w --stdin) && + test_must_fail git describe $blob 2>actual && + test_grep "blob .$blob. not reachable from HEAD" actual +' + test_expect_success ULIMIT_STACK_SIZE 'name-rev works in a deep repo' ' i=1 && while test $i -lt 8000 |