From: Michael J Gruber <git@xxxxxxxxxxxxxxxxxxxx>
Introduce a :short modifier to objectname which outputs the abbreviated
object name.
Signed-off-by: Michael J Gruber <git@xxxxxxxxxxxxxxxxxxxx>
Reviewed-by: Jeff King <peff@xxxxxxxx>
Signed-off-by: Junio C Hamano <gitster@xxxxxxxxx>
---
Documentation/git-for-each-ref.txt | 1 +
builtin/for-each-ref.c | 3 +++
t/t6300-for-each-ref.sh | 9 +++++++++
3 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/Documentation/git-for-each-ref.txt b/Documentation/git-for-each-ref.txt
index 7e83288..390d85c 100644
--- a/Documentation/git-for-each-ref.txt
+++ b/Documentation/git-for-each-ref.txt
@@ -86,6 +86,7 @@ objectsize::
objectname::
The object name (aka SHA-1).
+ For a non-ambiguous abbreviation of the object name append `:short`.
upstream::
The name of a local ref which can be considered ``upstream''
diff --git a/builtin/for-each-ref.c b/builtin/for-each-ref.c
index 62be1bb..3a97953 100644
--- a/builtin/for-each-ref.c
+++ b/builtin/for-each-ref.c
@@ -227,6 +227,9 @@ static void grab_common_values(struct atom_value *val, int deref, struct object
strcpy(s, sha1_to_hex(obj->sha1));
v->s = s;
}
+ else if (!strcmp(name, "objectname:short")) {
+ v->s = find_unique_abbrev(obj->sha1, DEFAULT_ABBREV);
+ }
}
}
diff --git a/t/t6300-for-each-ref.sh b/t/t6300-for-each-ref.sh
index 8052c86..7dc8a51 100755
--- a/t/t6300-for-each-ref.sh
+++ b/t/t6300-for-each-ref.sh
@@ -295,6 +295,15 @@ test_expect_success 'Check short upstream format' '
test_cmp expected actual
'
+cat >expected <<EOF
+67a36f1
+EOF
+
+test_expect_success 'Check short objectname format' '
+ git for-each-ref --format="%(objectname:short)" refs/heads >actual &&
+ test_cmp expected actual
+'
+
test_expect_success 'Check for invalid refname format' '
test_must_fail git for-each-ref --format="%(refname:INVALID)"
'
--
1.7.1.rc2.333.gb2668
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