auto_enums_derive 0.7.3

An internal crate to support auto_enums - do not use directly
Documentation 
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use crate::utils::*;

pub(crate) const NAME: &[&str] = &["tokio02::AsyncRead"];

pub(crate) fn derive(data: &Data, items: &mut Vec<ItemImpl>) -> Result<()> {
    derive_trait!(
        data,
        parse_quote!(::tokio::io::AsyncRead)?,
        parse_quote! {
            trait AsyncRead {
                unsafe fn prepare_uninitialized_buffer(&self, buf: &mut [::core::mem::MaybeUninit<u8>]) -> bool;
                fn poll_read(
                    self: ::core::pin::Pin<&mut Self>,
                    cx: &mut ::core::task::Context<'_>,
                    buf: &mut [u8],
                ) -> ::core::task::Poll<::std::io::Result<usize>>;
                // fn poll_read_vectored(
                //     self: ::core::pin::Pin<&mut Self>,
                //     cx: &mut ::core::task::Context<'_>,
                //     bufs: &mut [::std::io::IoSliceMut<'_>],
                // ) -> ::core::task::Poll<::std::io::Result<usize>>;
                // tokio02 seems does not reexport BufMut.
                // fn poll_read_buf<__B: BufMut>(
                //     self: ::core::pin::Pin<&mut Self>,
                //     cx: &mut ::core::task::Context<'_>,
                //     buf: &mut __B,
                // ) -> ::core::task::Poll<::std::io::Result<usize>>
                // where
                //     Self: Sized;
            }
        }?,
    )
    .map(|item| items.push(item))
}