Add a function ref_type, which categorizes refs as per-worktree,
pseudoref, or normal ref.
Later, we will use this in refs.c to treat pseudorefs specially.
Alternate ref backends may use it to treat both pseudorefs and
per-worktree refs differently.
Signed-off-by: David Turner <dturner@xxxxxxxxxxxxxxxx>
---
refs.c | 29 +++++++++++++++++++++++++++++
refs.h | 8 ++++++++
2 files changed, 37 insertions(+)
diff --git a/refs.c b/refs.c
index 0b96ece..553ae8b 100644
--- a/refs.c
+++ b/refs.c
@@ -2848,6 +2848,35 @@ static int delete_ref_loose(struct ref_lock *lock, int flag, struct strbuf *err)
return 0;
}
+static int is_per_worktree_ref(const char *refname)
+{
+ return !strcmp(refname, "HEAD");
+}
+
+static int is_pseudoref_syntax(const char *refname)
+{
+ const char *c;
+
+ if (strchr(refname, '/'))
+ return 0;
+
+ for (c = refname; *c; ++c) {
+ if (!isupper(*c) && *c != '-' && *c != '_')
+ return 0;
+ }
+
+ return 1;
+}
+
+enum ref_type ref_type(const char *refname)
+{
+ if (is_per_worktree_ref(refname))
+ return REF_TYPE_PER_WORKTREE;
+ if (is_pseudoref_syntax(refname))
+ return REF_TYPE_PSEUDOREF;
+ return REF_TYPE_NORMAL;
+}
+
int delete_ref(const char *refname, const unsigned char *old_sha1,
unsigned int flags)
{
diff --git a/refs.h b/refs.h
index e4e46c3..dca4fb5 100644
--- a/refs.h
+++ b/refs.h
@@ -445,6 +445,14 @@ extern int parse_hide_refs_config(const char *var, const char *value, const char
extern int ref_is_hidden(const char *);
+enum ref_type {
+ REF_TYPE_PER_WORKTREE,
+ REF_TYPE_PSEUDOREF,
+ REF_TYPE_NORMAL,
+};
+
+enum ref_type ref_type(const char *refname);
+
enum expire_reflog_flags {
EXPIRE_REFLOGS_DRY_RUN = 1 << 0,
EXPIRE_REFLOGS_UPDATE_REF = 1 << 1,
--
2.0.4.315.gad8727a-twtrsrc
--
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