Re: [PATCH 5/5] load_ref_decorations(): avoid parsing non-tag objects

[Jeff King <peff@peff.net>]

On Tue, Jun 22, 2021 at 01:06:48PM -0400, Jeff King wrote:

> > Do you mean "if (objtype < 0)" here? There is a 'type' variable,
> > but it is an enum decoration_type and I can't find a reason why
> > it would be negative. oid_object_info() _does_ return -1 if there
> > is a problem loading the object, so that would make sense.
> 
> Whoops, thanks for catching that. I originally called it "enum
> object_type type", but then of course the compiler informed that there
> was already a "type" variable in the function. So I renamed it to
> "objtype" but missed updating that line. But it still compiled. Yikes. :)
> 
> It doesn't trigger in the test suite because it only happens if the
> repository is corrupted.

I'm tempted by this as a cleanup on top (I don't want to do it inline,
since the diff is so noisy). But I'm also content to leave it.

-- >8 --
Subject: [PATCH] add_ref_decoration(): rename s/type/deco_type/

Now that we have two types (a decoration type and an object type) in the
function, let's give them both unique names to avoid accidentally using
one instead of the other.

Signed-off-by: Jeff King <peff@peff.net>
---
 log-tree.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/log-tree.c b/log-tree.c
index c3c8e7e1df..4f69ed176d 100644
--- a/log-tree.c
+++ b/log-tree.c
@@ -135,7 +135,7 @@ static int add_ref_decoration(const char *refname, const struct object_id *oid,
 {
 	struct object *obj;
 	enum object_type objtype;
-	enum decoration_type type = DECORATION_NONE;
+	enum decoration_type deco_type = DECORATION_NONE;
 	struct decoration_filter *filter = (struct decoration_filter *)cb_data;
 
 	if (filter && !ref_filter_match(refname, filter))
@@ -162,17 +162,17 @@ static int add_ref_decoration(const char *refname, const struct object_id *oid,
 	obj = lookup_object_by_type(the_repository, oid, objtype);
 
 	if (starts_with(refname, "refs/heads/"))
-		type = DECORATION_REF_LOCAL;
+		deco_type = DECORATION_REF_LOCAL;
 	else if (starts_with(refname, "refs/remotes/"))
-		type = DECORATION_REF_REMOTE;
+		deco_type = DECORATION_REF_REMOTE;
 	else if (starts_with(refname, "refs/tags/"))
-		type = DECORATION_REF_TAG;
+		deco_type = DECORATION_REF_TAG;
 	else if (!strcmp(refname, "refs/stash"))
-		type = DECORATION_REF_STASH;
+		deco_type = DECORATION_REF_STASH;
 	else if (!strcmp(refname, "HEAD"))
-		type = DECORATION_REF_HEAD;
+		deco_type = DECORATION_REF_HEAD;
 
-	add_name_decoration(type, refname, obj);
+	add_name_decoration(deco_type, refname, obj);
 	while (obj->type == OBJ_TAG) {
 		obj = ((struct tag *)obj)->tagged;
 		if (!obj)
-- 
2.32.0.352.gff02c21e72