fbl/tag.rs
1// Copyright 2026 The Fuchsia Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5/// The default tag used when an object participates in only one list.
6///
7/// Tags are used to disambiguate which node state should be used when an object
8/// participates in multiple intrusive containers simultaneously. By providing a
9/// default tag, we make the common case (participating in a single list) more
10/// ergonomic by not requiring the user to specify a tag explicitly.
11pub struct DefaultObjectTag;