nostrdb

commit 06752c0ecc380d2d683abdb895ccd2275fac4ae9
parent 78a1079bda103c03f3c0eb1f37e59dc6563838c8
Author: William Casarin <jb55@jb55.com>
Date:   Fri, 21 Jul 2023 14:58:45 -0700

add ndb_tag_matches_char function

Diffstat:
M
nostrdb.h
 | 
11
+++++++++++

1 file changed, 11 insertions(+), 0 deletions(-)
diff --git a/nostrdb.h b/nostrdb.h
@@ -99,6 +99,17 @@ static inline const char * ndb_tag_str(struct ndb_note *note,
 	return ndb_note_str(note, &tag->strs[ind]);
 }
 
+static inline int ndb_tag_matches_char(struct ndb_note *note,
+				       struct ndb_tag *tag, int ind, char c)
+{
+	const char *str = ndb_tag_str(note, tag, ind);
+	if (str[0] == '\0')
+		return 0;
+	else if (str[0] == c)
+		return 1;
+	return 0;
+}
+
 static inline const char * ndb_iter_tag_str(struct ndb_iterator *iter,
 					    int ind)
 {