#[cfg(feature ="http1")]usesuper::Never;pub(crate)usestd::task::{Context, Poll};/// A function to help "yield" a future, such that it is re-scheduled immediately.
////// Useful for spin counts, so a future doesn't hog too much time.
#[cfg(feature ="http1")]pub(crate)fnyield_now(cx:&mutContext<'_>)->Poll<Never>{
cx.waker().wake_by_ref();Poll::Pending
}