broker_tokio::process

Struct ChildStderr

pub struct ChildStderr { /* private fields */ }

Available on crate feature process only.

Expand description

The standard error stream for spawned children.

This type implements the AsyncRead trait to read data from the stderr handle of a child process asynchronously.

Trait Implementations§

impl AsRawFd for ChildStderr

fn as_raw_fd(&self) -> RawFd

Extracts the raw file descriptor. Read more

impl AsyncRead for ChildStderr

fn poll_read( self: Pin<&mut Self>, cx: &mut Context<'_>, buf: &mut [u8], ) -> Poll<Result<usize>>

Attempt to read from the AsyncRead into buf. Read more

unsafe fn prepare_uninitialized_buffer( &self, buf: &mut [MaybeUninit<u8>], ) -> bool

Prepares an uninitialized buffer to be safe to pass to read. Returns true if the supplied buffer was zeroed out. Read more

fn poll_read_buf<B: BufMut>( self: Pin<&mut Self>, cx: &mut Context<'_>, buf: &mut B, ) -> Poll<Result<usize>>
where Self: Sized,

Pull some bytes from this source into the specified BufMut, returning how many bytes were read. Read more

impl Debug for ChildStderr

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

Auto Trait Implementations§

impl !Freeze for ChildStderr

impl !RefUnwindSafe for ChildStderr

impl Send for ChildStderr

impl Sync for ChildStderr

impl Unpin for ChildStderr

impl !UnwindSafe for ChildStderr

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<R> AsyncReadExt for R
where R: AsyncRead + ?Sized,

fn chain<R>(self, next: R) -> Chain<Self, R>
where Self: Sized, R: AsyncRead,

Available on crate feature io-util only.

Create a new AsyncRead instance that chains this stream with next. Read more

fn read<'a>(&'a mut self, buf: &'a mut [u8]) -> Read<'a, Self>
where Self: Unpin,

Available on crate feature io-util only.

Pull some bytes from this source into the specified buffer, returning how many bytes were read. Read more

fn read_buf<'a, B>(&'a mut self, buf: &'a mut B) -> ReadBuf<'a, Self, B>
where Self: Sized, B: BufMut,

Available on crate feature io-util only.

Pull some bytes from this source into the specified buffer, advancing the buffer’s internal cursor. Read more

fn read_exact<'a>(&'a mut self, buf: &'a mut [u8]) -> ReadExact<'a, Self>
where Self: Unpin,

Available on crate feature io-util only.

Read the exact number of bytes required to fill buf. Read more

fn read_u8<'a>(&'a mut self) -> ReadU8<&'a mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Reads an unsigned 8 bit integer from the underlying reader. Read more

fn read_i8<'a>(&'a mut self) -> ReadI8<&'a mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Reads a signed 8 bit integer from the underlying reader. Read more

fn read_u16<'a>(&'a mut self) -> ReadU16<&'a mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Reads an unsigned 16-bit integer in big-endian order from the underlying reader. Read more

fn read_i16<'a>(&'a mut self) -> ReadI16<&'a mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Reads a signed 16-bit integer in big-endian order from the underlying reader. Read more

fn read_u32<'a>(&'a mut self) -> ReadU32<&'a mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Reads an unsigned 32-bit integer in big-endian order from the underlying reader. Read more

fn read_i32<'a>(&'a mut self) -> ReadI32<&'a mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Reads a signed 32-bit integer in big-endian order from the underlying reader. Read more

fn read_u64<'a>(&'a mut self) -> ReadU64<&'a mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Reads an unsigned 64-bit integer in big-endian order from the underlying reader. Read more

fn read_i64<'a>(&'a mut self) -> ReadI64<&'a mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Reads an signed 64-bit integer in big-endian order from the underlying reader. Read more

fn read_u128<'a>(&'a mut self) -> ReadU128<&'a mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Reads an unsigned 128-bit integer in big-endian order from the underlying reader. Read more

fn read_i128<'a>(&'a mut self) -> ReadI128<&'a mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Reads an signed 128-bit integer in big-endian order from the underlying reader. Read more

fn read_to_end<'a>(&'a mut self, buf: &'a mut Vec<u8>) -> ReadToEnd<'a, Self>
where Self: Unpin,

Available on crate feature io-util only.

Read all bytes until EOF in this source, placing them into buf. Read more

fn read_to_string<'a>( &'a mut self, dst: &'a mut String, ) -> ReadToString<'a, Self>
where Self: Unpin,

Available on crate feature io-util only.

Read all bytes until EOF in this source, appending them to buf. Read more

fn take(self, limit: u64) -> Take<Self>
where Self: Sized,

Available on crate feature io-util only.

Creates an adaptor which reads at most limit bytes from it. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into<U> for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T, U> TryFrom<U> for T
where 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>

Performs the conversion.

impl<T, U> TryInto<U> for T
where 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>

Performs the conversion.