clear close emplace empty pop pop push push queue queue queue queue reopen size try_pop

close() template<typename T , typename QueueImpl = std::queue<T>> void coro::queue< T, QueueImpl >::close ( std::exception_ptr  e = nullptr ) inline close the queue closed queue means, that any awaiting coroutine immediately receives BrokenPromise. Any attempt to pop() also recives BrokenPromise when the queue is empty. In thi state, it is still possible to push and pop items but without blocking. Parameters e exception - you can set exception, which causes that any attempt to pop value throws this exception. With default value the queue only break promises Definition at line 169 of file queue.h.