John McCutchan | d695d70 | 2016-03-01 09:42:21 -0800 | [diff] [blame] | 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 TONIC_DART_DEPENDENCY_CATCHER_H_ |
| 6 | #define TONIC_DART_DEPENDENCY_CATCHER_H_ |
| 7 | |
| 8 | #include <unordered_set> |
| 9 | |
| 10 | #include "base/macros.h" |
| 11 | |
| 12 | namespace tonic { |
| 13 | class DartLibraryLoader; |
| 14 | |
| 15 | // A base class to represent a dependency. |
| 16 | class DartDependency {}; |
| 17 | |
| 18 | // To catch the dependencies for a library, put a DartDependencyCatcher on the |
| 19 | // stack during the call to Dart_LoadLibrary. |
| 20 | class DartDependencyCatcher { |
| 21 | public: |
| 22 | explicit DartDependencyCatcher(DartLibraryLoader& loader); |
| 23 | ~DartDependencyCatcher(); |
| 24 | |
| 25 | void AddDependency(DartDependency* dependency); |
| 26 | const std::unordered_set<DartDependency*>& dependencies() const { |
| 27 | return dependencies_; |
| 28 | } |
| 29 | |
| 30 | private: |
| 31 | DartLibraryLoader& loader_; |
| 32 | std::unordered_set<DartDependency*> dependencies_; |
| 33 | |
| 34 | DISALLOW_COPY_AND_ASSIGN(DartDependencyCatcher); |
| 35 | }; |
| 36 | |
| 37 | } // namespace tonic |
| 38 | |
| 39 | #endif // TONIC_DART_DEPENDENCY_CATCHER_H_ |