This commit supply an option names `--oid-only` to let `git ls-tree`
only print out the OID of the object. `--oid-only` and `--name-only`
are mutually exclusive in use.
Signed-off-by: Teng Long <dyroneteng@xxxxxxxxx>
---
builtin/ls-tree.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/builtin/ls-tree.c b/builtin/ls-tree.c
index 3a442631c7..1f82229649 100644
--- a/builtin/ls-tree.c
+++ b/builtin/ls-tree.c
@@ -20,6 +20,7 @@ static int line_termination = '\n';
#define LS_SHOW_TREES 4
#define LS_NAME_ONLY 8
#define LS_SHOW_SIZE 16
+#define LS_OID_ONLY 32
static int abbrev;
static int ls_options;
static struct pathspec pathspec;
@@ -90,6 +91,14 @@ static int show_tree(const struct object_id *oid, struct strbuf *base,
else if (ls_options & LS_TREE_ONLY)
return 0;
+ if ((ls_options & LS_NAME_ONLY) && (ls_options & LS_OID_ONLY))
+ die(_("cannot specify --oid-only and --name-only at the same time"));
+
+ if (ls_options & LS_OID_ONLY) {
+ printf("%s\n", find_unique_abbrev(oid, abbrev));
+ return 0;
+ }
+
if (!(ls_options & LS_NAME_ONLY)) {
if (ls_options & LS_SHOW_SIZE) {
char size_text[24];
@@ -139,6 +148,8 @@ int cmd_ls_tree(int argc, const char **argv, const char *prefix)
LS_NAME_ONLY),
OPT_BIT(0, "name-status", &ls_options, N_("list only filenames"),
LS_NAME_ONLY),
+ OPT_BIT(0, "oid-only", &ls_options, N_("list only oids"),
+ LS_OID_ONLY),
OPT_SET_INT(0, "full-name", &chomp_prefix,
N_("use full path names"), 0),
OPT_BOOL(0, "full-tree", &full_tree,
--
2.33.1.9.g5fbd2fc599.dirty
