Method wake

src/scope.rs:867–875

Queues self to be executed and consumes the waker. # Safety Must be called with a pointer created by calling `Arc::into_raw` on an instance of `Arc ` that is still alive.

(this: *const ())

        let future = unsafe { Pin::new_unchecked(&mut **this.future.get()) };

        // Create a new context from the waker, and poll the future.
        let mut cx = Context::from_waker(&waker);
        let result = unwind::halt_unwinding(|| future.poll(&mut cx));

        // Update the job state depending on the outcome of polling the future.
        //
        // Out of an abundance of caution, we add an abort guard here.
        let abort_guard = AbortOnDrop;
        match result {
            // The job completed without panicking.
            Ok(Poll::Ready(())) => {
                // Drop the future in place. State stays LOCKED, so it is never