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-rw-r--r--Documentation/git-describe.txt24
-rw-r--r--builtin/describe.c29
-rwxr-xr-xt/t6120-describe.sh27
3 files changed, 58 insertions, 22 deletions
diff --git a/Documentation/git-describe.txt b/Documentation/git-describe.txt
index 26f19d3b07..c924c945ba 100644
--- a/Documentation/git-describe.txt
+++ b/Documentation/git-describe.txt
@@ -87,19 +87,23 @@ OPTIONS
--match <pattern>::
Only consider tags matching the given `glob(7)` pattern,
- excluding the "refs/tags/" prefix. This can be used to avoid
- leaking private tags from the repository. If given multiple times, a
- list of patterns will be accumulated, and tags matching any of the
- patterns will be considered. Use `--no-match` to clear and reset the
- list of patterns.
+ excluding the "refs/tags/" prefix. If used with `--all`, it also
+ considers local branches and remote-tracking references matching the
+ pattern, excluding respectively "refs/heads/" and "refs/remotes/"
+ prefix; references of other types are never considered. If given
+ multiple times, a list of patterns will be accumulated, and tags
+ matching any of the patterns will be considered. Use `--no-match` to
+ clear and reset the list of patterns.
--exclude <pattern>::
Do not consider tags matching the given `glob(7)` pattern, excluding
- the "refs/tags/" prefix. This can be used to narrow the tag space and
- find only tags matching some meaningful criteria. If given multiple
- times, a list of patterns will be accumulated and tags matching any
- of the patterns will be excluded. When combined with --match a tag will
- be considered when it matches at least one --match pattern and does not
+ the "refs/tags/" prefix. If used with `--all`, it also does not consider
+ local branches and remote-tracking references matching the pattern,
+ excluding respectively "refs/heads/" and "refs/remotes/" prefix;
+ references of other types are never considered. If given multiple times,
+ a list of patterns will be accumulated and tags matching any of the
+ patterns will be excluded. When combined with --match a tag will be
+ considered when it matches at least one --match pattern and does not
match any of the --exclude patterns. Use `--no-exclude` to clear and
reset the list of patterns.
diff --git a/builtin/describe.c b/builtin/describe.c
index 3dc1836480..29075dbd0f 100644
--- a/builtin/describe.c
+++ b/builtin/describe.c
@@ -129,13 +129,24 @@ static void add_to_known_names(const char *path,
static int get_name(const char *path, const struct object_id *oid, int flag, void *cb_data)
{
- int is_tag = starts_with(path, "refs/tags/");
+ int is_tag = 0;
struct object_id peeled;
int is_annotated, prio;
-
- /* Reject anything outside refs/tags/ unless --all */
- if (!all && !is_tag)
+ const char *path_to_match = NULL;
+
+ if (skip_prefix(path, "refs/tags/", &path_to_match)) {
+ is_tag = 1;
+ } else if (all) {
+ if ((exclude_patterns.nr || patterns.nr) &&
+ !skip_prefix(path, "refs/heads/", &path_to_match) &&
+ !skip_prefix(path, "refs/remotes/", &path_to_match)) {
+ /* Only accept reference of known type if there are match/exclude patterns */
+ return 0;
+ }
+ } else {
+ /* Reject anything outside refs/tags/ unless --all */
return 0;
+ }
/*
* If we're given exclude patterns, first exclude any tag which match
@@ -144,11 +155,8 @@ static int get_name(const char *path, const struct object_id *oid, int flag, voi
if (exclude_patterns.nr) {
struct string_list_item *item;
- if (!is_tag)
- return 0;
-
for_each_string_list_item(item, &exclude_patterns) {
- if (!wildmatch(item->string, path + 10, 0))
+ if (!wildmatch(item->string, path_to_match, 0))
return 0;
}
}
@@ -161,11 +169,8 @@ static int get_name(const char *path, const struct object_id *oid, int flag, voi
int found = 0;
struct string_list_item *item;
- if (!is_tag)
- return 0;
-
for_each_string_list_item(item, &patterns) {
- if (!wildmatch(item->string, path + 10, 0)) {
+ if (!wildmatch(item->string, path_to_match, 0)) {
found = 1;
break;
}
diff --git a/t/t6120-describe.sh b/t/t6120-describe.sh
index 25110ea55d..0a8f754100 100755
--- a/t/t6120-describe.sh
+++ b/t/t6120-describe.sh
@@ -190,6 +190,33 @@ check_describe "test1-lightweight-*" --long --tags --match="test1-*" --match="te
check_describe "test1-lightweight-*" --long --tags --match="test3-*" --match="test1-*" HEAD
+test_expect_success 'set-up branches' '
+ git branch branch_A A &&
+ git branch branch_C c &&
+ git update-ref refs/remotes/origin/remote_branch_A "A^{commit}" &&
+ git update-ref refs/remotes/origin/remote_branch_C "c^{commit}" &&
+ git update-ref refs/original/original_branch_A test-annotated~2
+'
+
+check_describe "heads/branch_A*" --all --match="branch_*" --exclude="branch_C" HEAD
+
+check_describe "remotes/origin/remote_branch_A*" --all --match="origin/remote_branch_*" --exclude="origin/remote_branch_C" HEAD
+
+check_describe "original/original_branch_A*" --all test-annotated~1
+
+test_expect_success '--match does not work for other types' '
+ test_must_fail git describe --all --match="*original_branch_*" test-annotated~1
+'
+
+test_expect_success '--exclude does not work for other types' '
+ R=$(git describe --all --exclude="any_pattern_even_not_matching" test-annotated~1) &&
+ case "$R" in
+ *original_branch_A*) echo "fail: Found unknown reference $R with --exclude"
+ false;;
+ *) echo ok: Found some known type;;
+ esac
+'
+
test_expect_success 'name-rev with exact tags' '
echo A >expect &&
tag_object=$(git rev-parse refs/tags/A) &&