pub(crate) fn empty() -> &'static Self {
        static EMPTY: OnceCell<Trailer> = OnceCell::new();

        EMPTY.get_or_init(|| Self {
            shared: Arc::new(Shared {
                headers: OnceCell::from(HeaderMap::new()),
                ready: Event::new(),
            }),
        })
    }
/// Get a populated trailer handle containing no headers.
Get a populated trailer handle containing no headers.
Get a populated trailer handle containing no headers .
pub(crate) fn empty() -> &'static Self {
        static EMPTY: OnceCell<Trailer> = OnceCell::new();
        EMPTY.get_or_init(|| Self {
            shared: Arc::new(Shared {
                headers: OnceCell::from(HeaderMap::new()),
                ready: Event::new(),
            }),
        })
    }
pub ( crate ) fn empty ( ) -> & ' static Self { static EMPTY : OnceCell < Trailer > = OnceCell :: new ( ) ; EMPTY . get_or_init ( | | Self { shared : Arc :: new ( Shared { headers : OnceCell :: from ( HeaderMap :: new ( ) ) , ready : Event :: new ( ) , } ) , } ) }
Get a populated trailer handle containing no headers.
Get a populated trailer handle containing no headers .