X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;ds=sidebyside;f=sha1_file.c;h=b2074e7a8ee6d55fdb1094b93a2954bd164d5445;hb=7f3ed824a4ec15fc9725a4992b399ea4364c5adb;hp=1b551e4609dfde6f047de54c4ee7ed4b006c0ce5;hpb=08bda2085cc095863888bb4bb7a73960a9a379fd;p=git.git

diff --git a/sha1_file.c b/sha1_file.c
index 1b551e460..b2074e7a8 100644
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -2517,3 +2517,13 @@ int read_pack_header(int fd, struct pack_header *header)
 		return PH_ERROR_PROTOCOL;
 	return 0;
 }
+
+void assert_sha1_type(const unsigned char *sha1, enum object_type expect)
+{
+	enum object_type type = sha1_object_info(sha1, NULL);
+	if (type < 0)
+		die("%s is not a valid object", sha1_to_hex(sha1));
+	if (type != expect)
+		die("%s is not a valid '%s' object", sha1_to_hex(sha1),
+		    typename(expect));
+}