[−][src]Struct async_std::io::Empty
A reader that contains no data.
This reader is constructed by the sink function.
Trait Implementations
impl Debug for Empty[src]
impl AsyncBufRead for Empty[src]
fn poll_fill_buf<'a>(
self: Pin<&'a mut Self>,
_: &mut Context
) -> Poll<Result<&'a [u8]>>[src]
self: Pin<&'a mut Self>,
_: &mut Context
) -> Poll<Result<&'a [u8]>>
fn consume(self: Pin<&mut Self>, _: usize)[src]
impl AsyncRead for Empty[src]
fn poll_read(
self: Pin<&mut Self>,
_: &mut Context,
_: &mut [u8]
) -> Poll<Result<usize>>[src]
self: Pin<&mut Self>,
_: &mut Context,
_: &mut [u8]
) -> Poll<Result<usize>>
unsafe fn initializer(&self) -> Initializer[src]
fn poll_read_vectored(
self: Pin<&mut Self>,
cx: &mut Context,
bufs: &mut [IoSliceMut]
) -> Poll<Result<usize, Error>>[src]
self: Pin<&mut Self>,
cx: &mut Context,
bufs: &mut [IoSliceMut]
) -> Poll<Result<usize, Error>>
Attempt to read from the AsyncRead into bufs using vectored IO operations. Read more
Auto Trait Implementations
impl Send for Empty
impl Unpin for Empty
impl Sync for Empty
impl UnwindSafe for Empty
impl RefUnwindSafe for Empty
Blanket Implementations
impl<T> From<T> for T[src]
impl<T, U> Into<U> for T where
U: From<T>, [src]
U: From<T>,
impl<T, U> TryFrom<U> for T where
U: Into<T>, [src]
U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>[src]
impl<T, U> TryInto<U> for T where
U: TryFrom<T>, [src]
U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>[src]
impl<T> Borrow<T> for T where
T: ?Sized, [src]
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized, [src]
T: ?Sized,
ⓘImportant traits for &'_ mut Ffn borrow_mut(&mut self) -> &mut T[src]
impl<T> Any for T where
T: 'static + ?Sized, [src]
T: 'static + ?Sized,
impl<R> AsyncBufReadExt for R where
R: AsyncBufRead + ?Sized, [src]
R: AsyncBufRead + ?Sized,
ⓘImportant traits for CopyBufInto<'_, R, W>fn copy_buf_into<W>(self, writer: &mut W) -> CopyBufInto<Self, W> where
W: AsyncWrite + Unpin + ?Sized, [src]
W: AsyncWrite + Unpin + ?Sized,
Creates a future which copies all the bytes from one object to another. Read more
ⓘImportant traits for ReadUntil<'_, R>fn read_until(
&'a mut self,
byte: u8,
buf: &'a mut Vec<u8>
) -> ReadUntil<'a, Self> where
Self: Unpin, [src]
&'a mut self,
byte: u8,
buf: &'a mut Vec<u8>
) -> ReadUntil<'a, Self> where
Self: Unpin,
Creates a future which will read all the bytes associated with this I/O object into buf until the delimiter byte or EOF is reached. This method is the async equivalent to BufRead::read_until. Read more
ⓘImportant traits for ReadLine<'_, R>fn read_line(&'a mut self, buf: &'a mut String) -> ReadLine<'a, Self> where
Self: Unpin, [src]
Self: Unpin,
Creates a future which will read all the bytes associated with this I/O object into buf until a newline (the 0xA byte) or EOF is reached, This method is the async equivalent to BufRead::read_line. Read more
fn lines(self) -> Lines<Self>[src]
Returns a stream over the lines of this reader. This method is the async equivalent to BufRead::lines. Read more
impl<R> AsyncReadExt for R where
R: AsyncRead + ?Sized, [src]
R: AsyncRead + ?Sized,
ⓘImportant traits for CopyInto<'_, R, W>fn copy_into<W>(self, writer: &mut W) -> CopyInto<Self, W> where
W: AsyncWrite + Unpin + ?Sized, [src]
W: AsyncWrite + Unpin + ?Sized,
Creates a future which copies all the bytes from one object to another. Read more
ⓘImportant traits for Read<'_, R>fn read(&'a mut self, buf: &'a mut [u8]) -> Read<'a, Self> where
Self: Unpin, [src]
Self: Unpin,
Tries to read some bytes directly into the given buf in asynchronous manner, returning a future type. Read more
ⓘImportant traits for ReadVectored<'_, R>fn read_vectored(
&'a mut self,
bufs: &'a mut [IoSliceMut<'a>]
) -> ReadVectored<'a, Self> where
Self: Unpin, [src]
&'a mut self,
bufs: &'a mut [IoSliceMut<'a>]
) -> ReadVectored<'a, Self> where
Self: Unpin,
Creates a future which will read from the AsyncRead into bufs using vectored IO operations. Read more
ⓘImportant traits for ReadExact<'_, R>fn read_exact(&'a mut self, buf: &'a mut [u8]) -> ReadExact<'a, Self> where
Self: Unpin, [src]
Self: Unpin,
Creates a future which will read exactly enough bytes to fill buf, returning an error if end of file (EOF) is hit sooner. Read more
ⓘImportant traits for ReadToEnd<'_, A>fn read_to_end(&'a mut self, buf: &'a mut Vec<u8>) -> ReadToEnd<'a, Self> where
Self: Unpin, [src]
Self: Unpin,
Creates a future which will read all the bytes from this AsyncRead. Read more
fn split(self) -> (ReadHalf<Self>, WriteHalf<Self>) where
Self: AsyncWrite, [src]
Self: AsyncWrite,
Helper method for splitting this read/write object into two halves. Read more