stream: add next and map utility fn (#1962)

Introduces `StreamExt` trait. This trait will be used to add utility functions
to make working with streams easier. This patch includes two functions:

* `next`: a future returning the item in the stream.
* `map`: transform each item in the stream.
This commit is contained in:
Artem Vorotnikov
2019-12-18 11:57:22 -08:00
committed by Carl Lerche
parent b0836ece7a
commit 4c645866ef
42 changed files with 295 additions and 57 deletions
+2 -2
View File
@@ -2,10 +2,10 @@ use crate::codec::decoder::Decoder;
use crate::codec::encoder::Encoder;
use crate::codec::framed::{Fuse, ProjectFuse};
use tokio::io::{AsyncBufRead, AsyncRead, AsyncWrite};
use tokio::{io::{AsyncBufRead, AsyncRead, AsyncWrite}, stream::Stream};
use bytes::BytesMut;
use futures_core::{ready, Stream};
use futures_core::ready;
use futures_sink::Sink;
use log::trace;
use pin_project_lite::pin_project;