Function std::future::get_task_cx [−][src]
pub fn get_task_cx<F, R>(f: F) -> R where
F: FnOnce(&mut Context) -> R,
Retrieves the thread-local task context used by async/await futures.
This function acquires exclusive access to the task context.
Panics if no task has been set or if the task context has already been retrived by a surrounding call to get_task_cx.