Skip to main content

CsvRecordCodec

Struct CsvRecordCodec 

Source
pub struct CsvRecordCodec { /* private fields */ }
Available on crate feature csv only.
Expand description

A Decoder that yields one csv::ByteRecord per CSV record.

Not generic over the item type: see the module docs.

Implementations§

Source§

impl CsvRecordCodec

Source

pub fn new(config: CsvFrameConfig, has_headers: bool, max_len: usize) -> Self

A framer reading records per config, skipping a leading header row if has_headers.

Trait Implementations§

Source§

impl Debug for CsvRecordCodec

Source§

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

Formats the value using the given formatter. Read more
Source§

impl Decoder for CsvRecordCodec

Source§

type Item = ByteRecord

A framed record, not yet deserialised. Errors here are framing errors and are terminal.

Source§

type Error = StreamError

The type of unrecoverable frame decoding errors. Read more
Source§

fn decode( &mut self, buf: &mut BytesMut, ) -> Result<Option<Self::Item>, StreamError>

Attempts to decode a frame from the provided buffer of bytes. Read more
Source§

fn decode_eof( &mut self, buf: &mut BytesMut, ) -> Result<Option<Self::Item>, StreamError>

A default method available to be called when there are no more bytes available to be read from the underlying I/O. Read more
Source§

fn framed<T>(self, io: T) -> Framed<T, Self>
where T: AsyncRead + AsyncWrite, Self: Sized,

Provides a Stream and Sink interface for reading and writing to this Io object, using Decode and Encode to read and write the raw data. Read more

Auto Trait Implementations§

Blanket Implementations§

Source§

impl<T> Allocation for T
where T: RefUnwindSafe + Send + Sync,

Source§

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

Source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
Source§

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

Source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
Source§

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

Source§

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

Mutably borrows from an owned value. Read more
Source§

impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

Source§

impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

Source§

impl<T> From<T> for T

Source§

fn from(t: T) -> T

Returns the argument unchanged.

Source§

impl<T> Instrument for T

Source§

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

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

fn in_current_span(self) -> Instrumented<Self>

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

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

Source§

fn into(self) -> U

Calls U::from(self).

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

Source§

impl<T> Read<Exclusive, BecauseExclusive> for T
where T: ?Sized,

Source§

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

Source§

type Error = !

The type returned in the event of a conversion error.
Source§

fn try_from(value: U) -> Result<T, !>

Performs the conversion.
Source§

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

Source§

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

The type returned in the event of a conversion error.
Source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
Source§

impl<T> WithSubscriber for T

Source§

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
Source§

fn with_current_subscriber(self) -> WithDispatch<Self>

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