Struct Stderr

pub struct Stderr(/* private fields */);

Expand description

A handle to the standard output stream of a process.

Trait Implementations§

impl AsRawFd for Stderr

fn as_raw_fd(&self) -> RawFd

Extracts the raw file descriptor. Read more

impl AsyncWrite for Stderr

async fn write<T: IoBuf>(&mut self, buf: T) -> BufResult<usize, T>

Write some bytes from the buffer into this source and return a BufResult, consisting of the buffer and a usize indicating how many bytes were written.

async fn write_vectored<T: IoVectoredBuf>( &mut self, buf: T, ) -> BufResult<usize, T>

Like write, except that it write bytes from a buffer implements IoVectoredBuf into the source. Read more

async fn flush(&mut self) -> Result<()>

Attempts to flush the object, ensuring that any buffered data reach their destination.

async fn shutdown(&mut self) -> Result<()>

Initiates or attempts to shut down this writer, returning success when the I/O connection has completely shut down.

impl Clone for Stderr

fn clone(&self) -> Stderr

Returns a copy of the value. Read more

1.0.0 · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl Debug for Stderr

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

impl Freeze for Stderr

impl RefUnwindSafe for Stderr

impl Send for Stderr

impl Sync for Stderr

impl Unpin for Stderr

impl UnwindSafe for Stderr

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<A> AsyncWriteExt for A
where A: AsyncWrite + ?Sized,

fn by_ref(&mut self) -> &mut Self
where Self: Sized,

Creates a “by reference” adaptor for this instance of AsyncWrite. Read more

async fn write_all<T>(&mut self, buf: T) -> BufResult<(), T>
where T: IoBuf,

Write the entire contents of a buffer into this writer.

async fn write_vectored_all<T>(&mut self, buf: T) -> BufResult<(), T>
where T: IoVectoredBuf,

Write the entire contents of a buffer into this writer. Like AsyncWrite::write_vectored, except that it tries to write the entire contents of the buffer into this writer.

async fn write_u8(&mut self, num: u8) -> Result<(), Error>

Write a big endian u8 into the underlying writer.

async fn write_u8_le(&mut self, num: u8) -> Result<(), Error>

Write a little endian u8 into the underlying writer.

async fn write_u16(&mut self, num: u16) -> Result<(), Error>

Write a big endian u16 into the underlying writer.

async fn write_u16_le(&mut self, num: u16) -> Result<(), Error>

Write a little endian u16 into the underlying writer.

async fn write_u32(&mut self, num: u32) -> Result<(), Error>

Write a big endian u32 into the underlying writer.

async fn write_u32_le(&mut self, num: u32) -> Result<(), Error>

Write a little endian u32 into the underlying writer.

async fn write_u64(&mut self, num: u64) -> Result<(), Error>

Write a big endian u64 into the underlying writer.

async fn write_u64_le(&mut self, num: u64) -> Result<(), Error>

Write a little endian u64 into the underlying writer.

async fn write_u128(&mut self, num: u128) -> Result<(), Error>

Write a big endian u128 into the underlying writer.

async fn write_u128_le(&mut self, num: u128) -> Result<(), Error>

Write a little endian u128 into the underlying writer.

async fn write_i8(&mut self, num: i8) -> Result<(), Error>

Write a big endian i8 into the underlying writer.

async fn write_i8_le(&mut self, num: i8) -> Result<(), Error>

Write a little endian i8 into the underlying writer.

async fn write_i16(&mut self, num: i16) -> Result<(), Error>

Write a big endian i16 into the underlying writer.

async fn write_i16_le(&mut self, num: i16) -> Result<(), Error>

Write a little endian i16 into the underlying writer.

async fn write_i32(&mut self, num: i32) -> Result<(), Error>

Write a big endian i32 into the underlying writer.

async fn write_i32_le(&mut self, num: i32) -> Result<(), Error>

Write a little endian i32 into the underlying writer.

async fn write_i64(&mut self, num: i64) -> Result<(), Error>

Write a big endian i64 into the underlying writer.

async fn write_i64_le(&mut self, num: i64) -> Result<(), Error>

Write a little endian i64 into the underlying writer.

async fn write_i128(&mut self, num: i128) -> Result<(), Error>

Write a big endian i128 into the underlying writer.

async fn write_i128_le(&mut self, num: i128) -> Result<(), Error>

Write a little endian i128 into the underlying writer.

async fn write_f32(&mut self, num: f32) -> Result<(), Error>

Write a big endian f32 into the underlying writer.

async fn write_f32_le(&mut self, num: f32) -> Result<(), Error>

Write a little endian f32 into the underlying writer.

async fn write_f64(&mut self, num: f64) -> Result<(), Error>

Write a big endian f64 into the underlying writer.

async fn write_f64_le(&mut self, num: f64) -> Result<(), Error>

Write a little endian f64 into the underlying writer.

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> CloneToUninit for T
where T: Clone,

unsafe fn clone_to_uninit(&self, dst: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dst. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T> Instrument for T

fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

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.

impl<T> WithSubscriber for T

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more