diff options
| -rw-r--r-- | builtin/describe.c | 15 | ||||
| -rwxr-xr-x | t/t6120-describe.sh | 20 |
2 files changed, 28 insertions, 7 deletions
diff --git a/builtin/describe.c b/builtin/describe.c index b6df81d8d0..f71bddff4a 100644 --- a/builtin/describe.c +++ b/builtin/describe.c @@ -54,6 +54,7 @@ struct commit_name { struct tag *tag; unsigned prio:2; /* annotated tag = 2, tag = 1, head = 0 */ unsigned name_checked:1; + unsigned misnamed:1; struct object_id oid; char *path; }; @@ -132,6 +133,7 @@ static void add_to_known_names(const char *path, e->tag = tag; e->prio = prio; e->name_checked = 0; + e->misnamed = 0; oidcpy(&e->oid, oid); free(e->path); e->path = xstrdup(path); @@ -275,10 +277,11 @@ static void append_name(struct commit_name *n, struct strbuf *dst) die(_("annotated tag %s not available"), n->path); } if (n->tag && !n->name_checked) { - if (!n->tag->tag) - die(_("annotated tag %s has no embedded name"), n->path); - if (strcmp(n->tag->tag, all ? n->path + 5 : n->path)) - warning(_("tag '%s' is really '%s' here"), n->tag->tag, n->path); + if (strcmp(n->tag->tag, all ? n->path + 5 : n->path)) { + warning(_("tag '%s' is externally known as '%s'"), + n->path, n->tag->tag); + n->misnamed = 1; + } n->name_checked = 1; } @@ -314,7 +317,7 @@ static void describe_commit(struct object_id *oid, struct strbuf *dst) * Exact match to an existing ref. */ append_name(n, dst); - if (longformat) + if (n->misnamed || longformat) append_suffix(0, n->tag ? get_tagged_oid(n->tag) : oid, dst); if (suffix) strbuf_addstr(dst, suffix); @@ -449,7 +452,7 @@ static void describe_commit(struct object_id *oid, struct strbuf *dst) } append_name(all_matches[0].name, dst); - if (abbrev) + if (all_matches[0].name->misnamed || abbrev) append_suffix(all_matches[0].depth, &cmit->object.oid, dst); if (suffix) strbuf_addstr(dst, suffix); diff --git a/t/t6120-describe.sh b/t/t6120-describe.sh index 45047d0a72..f22448b6da 100755 --- a/t/t6120-describe.sh +++ b/t/t6120-describe.sh @@ -130,12 +130,30 @@ test_expect_success 'rename tag A to Q locally' ' mv .git/refs/tags/A .git/refs/tags/Q ' cat - >err.expect <<EOF -warning: tag 'A' is really 'Q' here +warning: tag 'Q' is externally known as 'A' EOF check_describe A-* HEAD test_expect_success 'warning was displayed for Q' ' test_i18ncmp err.expect err.actual ' +test_expect_success 'misnamed annotated tag forces long output' ' + description=$(git describe --no-long Q^0) && + expr "$description" : "A-0-g[0-9a-f]*$" && + git rev-parse --verify "$description" >actual && + git rev-parse --verify Q^0 >expect && + test_cmp expect actual +' + +test_expect_success 'abbrev=0 will not break misplaced tag (1)' ' + description=$(git describe --abbrev=0 Q^0) && + expr "$description" : "A-0-g[0-9a-f]*$" +' + +test_expect_success 'abbrev=0 will not break misplaced tag (2)' ' + description=$(git describe --abbrev=0 c^0) && + expr "$description" : "A-1-g[0-9a-f]*$" +' + test_expect_success 'rename tag Q back to A' ' mv .git/refs/tags/Q .git/refs/tags/A ' |