attach await_ready await_suspend cast_ret_value convert_to detach forward_to forward_to future future future get get_promise has_exception has_value is_awaited is_deferred is_in_progress is_pending operator cast_ret_value operator! operator<< operator>> requires ret_value set_callback setDeferredEvaluation start startDeferredEvaluation then unset_callback wait ~future

operator!() template<typename T > canceled_awaiter coro::future< T >::operator! ( ) inline awaitable for canceled operation Result of this operator is awaitable. It returns whether future has been canceled Return values true canceled false not canceled You can invert meaning by applying ! on return value if (co_await !!fut) {... fut wasn't canceled...} Definition at line 807 of file future.h.