LinesCodec

Struct LinesCodec 

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pub struct LinesCodec;
Expand description

A simple Codec implementation that splits up data into lines.

use futures::stream::TryStreamExt; // for lines.try_next()
use asynchronous_codec::{FramedRead, LinesCodec};

let input = "hello\nworld\nthis\nis\ndog\n".as_bytes();
let mut lines = FramedRead::new(input, LinesCodec);
while let Some(line) = lines.try_next().await? {
    println!("{}", line);
}

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impl Decoder for LinesCodec

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type Item = String

The type of items returned by decode
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type Error = Error

The type of decoding errors.
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fn decode( &mut self, src: &mut BytesMut, ) -> Result<Option<Self::Item>, Self::Error>

Decode an item from the src BytesMut into an item
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fn decode_eof( &mut self, src: &mut BytesMut, ) -> Result<Option<Self::Item>, Self::Error>

Called when the input stream reaches EOF, signaling a last attempt to decode Read more
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impl Encoder for LinesCodec

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type Item<'a> = String

The type of items consumed by encode
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type Error = Error

The type of encoding errors.
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fn encode( &mut self, item: Self::Item<'_>, dst: &mut BytesMut, ) -> Result<(), Self::Error>

Encodes an item into the BytesMut provided by dst.

Auto Trait Implementations§

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

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

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

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

Layout§

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 0 bytes