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Encoder

Struct Encoder 

pub struct Encoder { /* private fields */ }
Available on crate features http and multipart and std only.
Expand description

Sans-IO writer of the framing of a multipart/form-data body.

A body is the bytes of part, then the data of that part, repeated for every part, and closed by the bytes of finish. Data is written by the caller as it is, which keeps what a Parser hands out zero-copy on its way through.

Data that a parser of the same boundary yielded cannot hold the delimiter. Data from anywhere else has to be free of CRLF "--" boundary, and so does the start of the data of a part after "--" boundary.

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impl Encoder

pub fn new(boundary: &Boundary) -> Encoder

Create an encoder for a body framed by boundary.

pub fn part(&mut self, headers: &HeaderMap) -> Bytes

Open a part: the delimiter line, the header lines and the empty line after which the data of the part follows.

pub fn finish(self) -> Bytes

Close the body: the close delimiter line.

Trait Implementations§

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impl Debug for Encoder

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

Formats the value using the given formatter. Read more

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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<'a, T, E> AsTaggedExplicit<'a, E> for T
where T: 'a,

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fn explicit(self, class: Class, tag: u32) -> TaggedParser<'a, Explicit, Self, E>

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impl<'a, T, E> AsTaggedImplicit<'a, E> for T
where T: 'a,

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fn implicit( self, class: Class, constructed: bool, tag: u32, ) -> TaggedParser<'a, Implicit, Self, E>

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impl<T> Borrow<T> for T
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fn borrow(&self) -> &T

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

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impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
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Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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const ALIGN: usize

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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

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The shape of values produced by this formatter. Read more
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fn format_value(writer: impl ValueWriter, value: &Cow<'_, V>)

Write value to writer
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const SHAPE: FieldShape<'static>

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The shape of values produced by this formatter. Read more
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fn format_value(writer: impl ValueWriter, value: &Option<V>)

Write value to writer
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