[PATCH] sha1_name: support sha1^{note} to return note sha-1
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
---
It may be useful for scripting, and looks nice. Though may be not
worth adding if there are no actual users.
Documentation/revisions.txt | 1 +
sha1_name.c | 15 ++++++++++++++-
2 files changed, 15 insertions(+), 1 deletions(-)
diff --git a/Documentation/revisions.txt b/Documentation/revisions.txt
index 1725661..5a671fe 100644
--- a/Documentation/revisions.txt
+++ b/Documentation/revisions.txt
@@ -114,6 +114,7 @@ the '$GIT_DIR/refs' directory or from the '$GIT_DIR/packed-refs' file.
object of that type is found or the object cannot be
dereferenced anymore (in which case, barf). '<rev>{caret}0'
is a short-hand for '<rev>{caret}\{commit\}'.
+ A special type "note" can be used to return the note object.
'<rev>{caret}\{\}', e.g. 'v0.99.8{caret}\{\}'::
A suffix '{caret}' followed by an empty brace pair
diff --git a/sha1_name.c b/sha1_name.c
index c633113..02d28df 100644
--- a/sha1_name.c
+++ b/sha1_name.c
@@ -6,6 +6,7 @@
#include "tree-walk.h"
#include "refs.h"
#include "remote.h"
+#include "notes.h"
static int get_sha1_oneline(const char *, unsigned char *, struct commit_list *);
@@ -473,7 +474,19 @@ static int peel_onion(const char *name, int len, unsigned char *sha1)
expected_type = OBJ_NONE;
else if (sp[0] == '/')
expected_type = OBJ_COMMIT;
- else
+ else if (!strncmp("note}", sp, 5)) {
+ const unsigned char *note;
+ struct notes_tree t;
+ if (get_sha1_1(name, sp - name - 2, outer))
+ return -1;
+ memset(&t, 0, sizeof(t));
+ init_notes(&t, NULL, NULL, 0);
+ note = get_note(&t, outer);
+ if (note)
+ hashcpy(sha1, note);
+ free_notes(&t);
+ return note ? 0 : -1;
+ } else
return -1;
if (get_sha1_1(name, sp - name - 2, outer))
--
1.7.8.36.g69ee2
Nguyễn Thái Ngọc Duy <pclouds@gmail.com>