log: decorate "replaced" on to replaced commits

Old code also decorates "new" commits with "refs/replace/SHA1". This
is now gone, but I guess no one will miss it.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/log-tree.c b/log-tree.c
index 56052441e253e6fb69609edd21909f008eb0d360..74fc20da4dcc4492379904bbc55edb3ac6244d94 100644 (file)
--- a/log-tree.c
+++ b/log-tree.c
@@ -92,8 +92,22 @@ static void add_name_decoration(enum decoration_type type, const char *name, str
 
 static int add_ref_decoration(const char *refname, const unsigned char *sha1, int flags, void *cb_data)
 {
-       struct object *obj = parse_object(sha1);
+       struct object *obj;
        enum decoration_type type = DECORATION_NONE;
+
+       if (!prefixcmp(refname, "refs/replace/")) {
+               unsigned char original_sha1[20];
+               if (get_sha1_hex(refname + 13, original_sha1)) {
+                       warning("invalid replace ref %s", refname);
+                       return 0;
+               }
+               obj = parse_object(original_sha1);
+               if (obj)
+                       add_name_decoration(DECORATION_GRAFTED, "replaced", obj);
+               return 0;
+       }
+
+       obj = parse_object(sha1);
        if (!obj)
                return 0;