| 62 | // Helper for failing a queue of promises. |
| 63 | template <typename T> |
| 64 | void fail(queue<T*>* queue, const string& message) |
| 65 | { |
| 66 | while (!queue->empty()) { |
| 67 | T* t = queue->front(); |
| 68 | queue->pop(); |
| 69 | t->promise.fail(message); |
| 70 | delete t; |
| 71 | } |
| 72 | } |
| 73 | |
| 74 | |
| 75 | // Helper for discarding a queue of promises. |