OLD | NEW |
(Empty) | |
| 1 // Copyright 2015 The Chromium 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 #ifndef TOOLS_BLINK_GC_PLUGIN_CHECK_GC_ROOTS_VISITOR_H_ |
| 6 #define TOOLS_BLINK_GC_PLUGIN_CHECK_GC_ROOTS_VISITOR_H_ |
| 7 |
| 8 #include <set> |
| 9 #include <vector> |
| 10 |
| 11 #include "Edge.h" |
| 12 #include "RecordInfo.h" |
| 13 |
| 14 // This visitor checks that the fields of a class and the fields of |
| 15 // its part objects don't define GC roots. |
| 16 class CheckGCRootsVisitor : public RecursiveEdgeVisitor { |
| 17 public: |
| 18 typedef std::vector<FieldPoint*> RootPath; |
| 19 typedef std::set<RecordInfo*> VisitingSet; |
| 20 typedef std::vector<RootPath> Errors; |
| 21 |
| 22 CheckGCRootsVisitor(); |
| 23 |
| 24 Errors& gc_roots(); |
| 25 |
| 26 bool ContainsGCRoots(RecordInfo* info); |
| 27 |
| 28 void VisitValue(Value* edge) override; |
| 29 void VisitPersistent(Persistent* edge) override; |
| 30 void AtCollection(Collection* edge) override; |
| 31 |
| 32 private: |
| 33 RootPath current_; |
| 34 VisitingSet visiting_set_; |
| 35 Errors gc_roots_; |
| 36 }; |
| 37 |
| 38 #endif // TOOLS_BLINK_GC_PLUGIN_CHECK_GC_ROOTS_VISITOR_H_ |
OLD | NEW |