Method poll

tests/all/component_model/call_hook.rs:600–609

(mut self: Pin<&mut Self>, task: &mut task::Context<'_>)

    {
        type Output = ();
        fn poll(mut self: Pin<&mut Self>, task: &mut task::Context<'_>) -> Poll<()> {
            for i in 0..self.times {
                match Pin::new(&mut self.future).poll(task) {
                    Poll::Ready(v) => panic!("future should not be ready at {i}; result is {v:?}"),
                    Poll::Pending => {}
                }
            }

            Poll::Ready(())
        }
    }

    // helper struct to decrement a counter on drop