Merge branch 'ps/ref-peeled-tags' into ps/ref-peeled-tags-fixes

* ps/ref-peeled-tags:
  t7004: do not chdir around in the main process
  ref-filter: fix stale parsed objects
  ref-filter: parse objects on demand
  ref-filter: detect broken tags when dereferencing them
  refs: don't store peeled object IDs for invalid tags
  object: add flag to `peel_object()` to verify object type
  refs: drop infrastructure to peel via iterators
  refs: drop `current_ref_iter` hack
  builtin/show-ref: convert to use `reference_get_peeled_oid()`
  ref-filter: propagate peeled object ID
  upload-pack: convert to use `reference_get_peeled_oid()`
  refs: expose peeled object ID via the iterator
  refs: refactor reference status flags
  refs: fully reset `struct ref_iterator::ref` on iteration
  refs: introduce `.ref` field for the base iterator
  refs: introduce wrapper struct for `each_ref_fn`

1 files changed, 14 insertions, 1 deletions

diff --git a/object.h b/object.h
index 8c3c1c46e1..1499f63d50 100644
--- a/object.h
+++ b/object.h
@@ -287,6 +287,17 @@ enum peel_status {
 	PEEL_BROKEN = -4
 };
 
+enum peel_object_flags {
+	/*
+	 * Always verify the object type, even in the case where the looked-up
+	 * object already has an object type. This can be useful when the
+	 * stored object type may be invalid. One such case is when looking up
+	 * objects via tags, where we blindly trust the object type declared by
+	 * the tag.
+	 */
+	PEEL_OBJECT_VERIFY_OBJECT_TYPE = (1 << 0),
+};
+
 /*
  * Peel the named object; i.e., if the object is a tag, resolve the
  * tag recursively until a non-tag is found.  If successful, store the
@@ -295,7 +306,9 @@ enum peel_status {
  * and leave oid unchanged.
  */
 enum peel_status peel_object(struct repository *r,
-			     const struct object_id *name, struct object_id *oid);
+			     const struct object_id *name,
+			     struct object_id *oid,
+			     unsigned flags);
 
 struct object_list *object_list_insert(struct object *item,
 				       struct object_list **list_p);