| // Copyright 2018 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #pragma once |
| |
| #include <functional> |
| |
| namespace zxdb { |
| |
| class Collection; |
| class Symbol; |
| |
| // Calls the callback for all classes in the inheritance hierarchy of the given |
| // collection. This works backwards, first calling the callback with the |
| // |starting| input, then a depth-first traversal of the inheritance tree. |
| // |
| // The callback takes the current collection being iterated, as well as the |
| // offset of that collection from the beginning of the starting collection. |
| // |
| // The callback returns a completion flag. It should return false to keep |
| // iterating, or true to stop iteration. The return value of |
| // VisitClassHierarchy() will be that of the last executed callback. |
| bool VisitClassHierarchy( |
| const Collection* starting, |
| std::function<bool(const Collection*, uint32_t offset)> cb); |
| |
| } // namespace zxdb |
