pub struct Empty { /* private fields */ }
Expand description
An async reader which is always at EOF.
This struct is generally created by calling empty
. Please see
the documentation of empty()
for more details.
This is an asynchronous version of std::io::empty
.
Trait Implementations§
source§impl AsyncBufRead for Empty
impl AsyncBufRead for Empty
Auto Trait Implementations§
impl RefUnwindSafe for Empty
impl Send for Empty
impl Sync for Empty
impl Unpin for Empty
impl UnwindSafe for Empty
Blanket Implementations§
source§impl<R> AsyncBufReadExt for Rwhere
R: AsyncBufRead + ?Sized,
impl<R> AsyncBufReadExt for Rwhere R: AsyncBufRead + ?Sized,
source§fn read_until<'a>(
&'a mut self,
byte: u8,
buf: &'a mut Vec<u8>
) -> ReadUntil<'a, Self>where
Self: Unpin,
fn read_until<'a>( &'a mut self, byte: u8, buf: &'a mut Vec<u8> ) -> ReadUntil<'a, Self>where Self: Unpin,
source§fn read_line<'a>(&'a mut self, buf: &'a mut String) -> ReadLine<'a, Self>where
Self: Unpin,
fn read_line<'a>(&'a mut self, buf: &'a mut String) -> ReadLine<'a, Self>where Self: Unpin,
Reads all bytes until a newline (the 0xA byte) is reached, and append
them to the provided buffer. Read more
source§fn split(self, byte: u8) -> Split<Self>where
Self: Sized + Unpin,
fn split(self, byte: u8) -> Split<Self>where Self: Sized + Unpin,
Returns a stream of the contents of this reader split on the byte
byte
. Read moresource§fn fill_buf(&mut self) -> FillBuf<'_, Self>where
Self: Unpin,
fn fill_buf(&mut self) -> FillBuf<'_, Self>where Self: Unpin,
Returns the contents of the internal buffer, filling it with more
data from the inner reader if it is empty. Read more
source§impl<R> AsyncReadExt for Rwhere
R: AsyncRead + ?Sized,
impl<R> AsyncReadExt for Rwhere R: AsyncRead + ?Sized,
source§fn read<'a>(&'a mut self, buf: &'a mut [u8]) -> Read<'a, Self>where
Self: Unpin,
fn read<'a>(&'a mut self, buf: &'a mut [u8]) -> Read<'a, Self>where Self: Unpin,
Pulls some bytes from this source into the specified buffer,
returning how many bytes were read. Read more
source§fn read_buf<'a, B>(&'a mut self, buf: &'a mut B) -> ReadBuf<'a, Self, B>where
Self: Sized + Unpin,
B: BufMut,
fn read_buf<'a, B>(&'a mut self, buf: &'a mut B) -> ReadBuf<'a, Self, B>where Self: Sized + Unpin, B: BufMut,
Pulls some bytes from this source into the specified buffer,
advancing the buffer’s internal cursor. Read more
source§fn read_exact<'a>(&'a mut self, buf: &'a mut [u8]) -> ReadExact<'a, Self>where
Self: Unpin,
fn read_exact<'a>(&'a mut self, buf: &'a mut [u8]) -> ReadExact<'a, Self>where Self: Unpin,
Reads the exact number of bytes required to fill
buf
. Read moresource§fn read_u8<'a>(&'a mut self) -> ReadU8<&'a mut Self>where
Self: Unpin,
fn read_u8<'a>(&'a mut self) -> ReadU8<&'a mut Self>where Self: Unpin,
Reads an unsigned 8 bit integer from the underlying reader. Read more
source§fn read_i8<'a>(&'a mut self) -> ReadI8<&'a mut Self>where
Self: Unpin,
fn read_i8<'a>(&'a mut self) -> ReadI8<&'a mut Self>where Self: Unpin,
Reads a signed 8 bit integer from the underlying reader. Read more
source§fn read_u16<'a>(&'a mut self) -> ReadU16<&'a mut Self>where
Self: Unpin,
fn read_u16<'a>(&'a mut self) -> ReadU16<&'a mut Self>where Self: Unpin,
Reads an unsigned 16-bit integer in big-endian order from the
underlying reader. Read more
source§fn read_i16<'a>(&'a mut self) -> ReadI16<&'a mut Self>where
Self: Unpin,
fn read_i16<'a>(&'a mut self) -> ReadI16<&'a mut Self>where Self: Unpin,
Reads a signed 16-bit integer in big-endian order from the
underlying reader. Read more
source§fn read_u32<'a>(&'a mut self) -> ReadU32<&'a mut Self>where
Self: Unpin,
fn read_u32<'a>(&'a mut self) -> ReadU32<&'a mut Self>where Self: Unpin,
Reads an unsigned 32-bit integer in big-endian order from the
underlying reader. Read more
source§fn read_i32<'a>(&'a mut self) -> ReadI32<&'a mut Self>where
Self: Unpin,
fn read_i32<'a>(&'a mut self) -> ReadI32<&'a mut Self>where Self: Unpin,
Reads a signed 32-bit integer in big-endian order from the
underlying reader. Read more
source§fn read_u64<'a>(&'a mut self) -> ReadU64<&'a mut Self>where
Self: Unpin,
fn read_u64<'a>(&'a mut self) -> ReadU64<&'a mut Self>where Self: Unpin,
Reads an unsigned 64-bit integer in big-endian order from the
underlying reader. Read more
source§fn read_i64<'a>(&'a mut self) -> ReadI64<&'a mut Self>where
Self: Unpin,
fn read_i64<'a>(&'a mut self) -> ReadI64<&'a mut Self>where Self: Unpin,
Reads an signed 64-bit integer in big-endian order from the
underlying reader. Read more
source§fn read_u128<'a>(&'a mut self) -> ReadU128<&'a mut Self>where
Self: Unpin,
fn read_u128<'a>(&'a mut self) -> ReadU128<&'a mut Self>where Self: Unpin,
Reads an unsigned 128-bit integer in big-endian order from the
underlying reader. Read more
source§fn read_i128<'a>(&'a mut self) -> ReadI128<&'a mut Self>where
Self: Unpin,
fn read_i128<'a>(&'a mut self) -> ReadI128<&'a mut Self>where Self: Unpin,
Reads an signed 128-bit integer in big-endian order from the
underlying reader. Read more
source§fn read_f32<'a>(&'a mut self) -> ReadF32<&'a mut Self>where
Self: Unpin,
fn read_f32<'a>(&'a mut self) -> ReadF32<&'a mut Self>where Self: Unpin,
Reads an 32-bit floating point type in big-endian order from the
underlying reader. Read more
source§fn read_f64<'a>(&'a mut self) -> ReadF64<&'a mut Self>where
Self: Unpin,
fn read_f64<'a>(&'a mut self) -> ReadF64<&'a mut Self>where Self: Unpin,
Reads an 64-bit floating point type in big-endian order from the
underlying reader. Read more
source§fn read_u16_le<'a>(&'a mut self) -> ReadU16Le<&'a mut Self>where
Self: Unpin,
fn read_u16_le<'a>(&'a mut self) -> ReadU16Le<&'a mut Self>where Self: Unpin,
Reads an unsigned 16-bit integer in little-endian order from the
underlying reader. Read more
source§fn read_i16_le<'a>(&'a mut self) -> ReadI16Le<&'a mut Self>where
Self: Unpin,
fn read_i16_le<'a>(&'a mut self) -> ReadI16Le<&'a mut Self>where Self: Unpin,
Reads a signed 16-bit integer in little-endian order from the
underlying reader. Read more
source§fn read_u32_le<'a>(&'a mut self) -> ReadU32Le<&'a mut Self>where
Self: Unpin,
fn read_u32_le<'a>(&'a mut self) -> ReadU32Le<&'a mut Self>where Self: Unpin,
Reads an unsigned 32-bit integer in little-endian order from the
underlying reader. Read more
source§fn read_i32_le<'a>(&'a mut self) -> ReadI32Le<&'a mut Self>where
Self: Unpin,
fn read_i32_le<'a>(&'a mut self) -> ReadI32Le<&'a mut Self>where Self: Unpin,
Reads a signed 32-bit integer in little-endian order from the
underlying reader. Read more
source§fn read_u64_le<'a>(&'a mut self) -> ReadU64Le<&'a mut Self>where
Self: Unpin,
fn read_u64_le<'a>(&'a mut self) -> ReadU64Le<&'a mut Self>where Self: Unpin,
Reads an unsigned 64-bit integer in little-endian order from the
underlying reader. Read more
source§fn read_i64_le<'a>(&'a mut self) -> ReadI64Le<&'a mut Self>where
Self: Unpin,
fn read_i64_le<'a>(&'a mut self) -> ReadI64Le<&'a mut Self>where Self: Unpin,
Reads an signed 64-bit integer in little-endian order from the
underlying reader. Read more
source§fn read_u128_le<'a>(&'a mut self) -> ReadU128Le<&'a mut Self>where
Self: Unpin,
fn read_u128_le<'a>(&'a mut self) -> ReadU128Le<&'a mut Self>where Self: Unpin,
Reads an unsigned 128-bit integer in little-endian order from the
underlying reader. Read more
source§fn read_i128_le<'a>(&'a mut self) -> ReadI128Le<&'a mut Self>where
Self: Unpin,
fn read_i128_le<'a>(&'a mut self) -> ReadI128Le<&'a mut Self>where Self: Unpin,
Reads an signed 128-bit integer in little-endian order from the
underlying reader. Read more
source§fn read_f32_le<'a>(&'a mut self) -> ReadF32Le<&'a mut Self>where
Self: Unpin,
fn read_f32_le<'a>(&'a mut self) -> ReadF32Le<&'a mut Self>where Self: Unpin,
Reads an 32-bit floating point type in little-endian order from the
underlying reader. Read more
source§fn read_f64_le<'a>(&'a mut self) -> ReadF64Le<&'a mut Self>where
Self: Unpin,
fn read_f64_le<'a>(&'a mut self) -> ReadF64Le<&'a mut Self>where Self: Unpin,
Reads an 64-bit floating point type in little-endian order from the
underlying reader. Read more
source§fn read_to_end<'a>(&'a mut self, buf: &'a mut Vec<u8>) -> ReadToEnd<'a, Self>where
Self: Unpin,
fn read_to_end<'a>(&'a mut self, buf: &'a mut Vec<u8>) -> ReadToEnd<'a, Self>where Self: Unpin,
Reads all bytes until EOF in this source, placing them into
buf
. Read moresource§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more