odb: get rid of the_repository in assert_oid_type()

Get rid of our dependency on `the_repository` in `assert_oid_type()` by
passing in the object database as a parameter and adjusting all callers.

Rename the function to `odb_assert_oid_type()`.

Signed-off-by: Patrick Steinhardt <[email protected]>
Signed-off-by: Junio C Hamano <[email protected]>

Author: pks-t

builtin/commit-tree.c

@@ -48,7 +48,7 @@ static int parse_parent_arg_callback(const struct option *opt,
 	if (repo_get_oid_commit(the_repository, arg, &oid))
 		die(_("not a valid object name %s"), arg);
 
-	assert_oid_type(&oid, OBJ_COMMIT);
+	odb_assert_oid_type(the_repository->objects, &oid, OBJ_COMMIT);
 	new_parent(lookup_commit(the_repository, &oid), parents);
 	return 0;
 }

commit.c

@@ -1706,7 +1706,7 @@ int commit_tree_extended(const char *msg, size_t msg_len,
 	/* Not having i18n.commitencoding is the same as having utf-8 */
 	encoding_is_utf8 = is_encoding_utf8(git_commit_encoding);
 
-	assert_oid_type(tree, OBJ_TREE);
+	odb_assert_oid_type(the_repository->objects, tree, OBJ_TREE);
 
 	if (memchr(msg, '\0', msg_len))
 		return error("a NUL byte in commit log message not allowed.");

odb.c

@@ -946,9 +946,10 @@ int has_object(struct repository *r, const struct object_id *oid,
 	return oid_object_info_extended(r, oid, NULL, object_info_flags) >= 0;
 }
 
-void assert_oid_type(const struct object_id *oid, enum object_type expect)
+void odb_assert_oid_type(struct object_database *odb,
+			 const struct object_id *oid, enum object_type expect)
 {
-	enum object_type type = oid_object_info(the_repository, oid, NULL);
+	enum object_type type = oid_object_info(odb->repo, oid, NULL);
 	if (type < 0)
 		die(_("%s is not a valid object"), oid_to_hex(oid));
 	if (type != expect)

odb.h

@@ -302,7 +302,8 @@ enum {
 int has_object(struct repository *r, const struct object_id *oid,
 	       unsigned flags);
 
-void assert_oid_type(const struct object_id *oid, enum object_type expect);
+void odb_assert_oid_type(struct object_database *odb,
+			 const struct object_id *oid, enum object_type expect);
 
 /*
  * Enabling the object read lock allows multiple threads to safely call the