Struct http_body_util::Empty

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pub struct Empty<D> { /* private fields */ }

Expand description

A body that is always empty.

Implementations

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impl<D> Empty<D>

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pub fn new() -> Self

Create a new Empty.

Trait Implementations

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impl<D: Buf> Body for Empty<D>

type Data = D

Values yielded by the Body.

type Error = Infallible

The error type this Body might generate.

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fn poll_frame(
self: Pin<&mut Self>,
_cx: &mut Context<'_>
) -> Poll<Option<Result<Frame<Self::Data>, Self::Error>>>

Attempt to pull out the next data buffer of this stream.

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fn is_end_stream(&self) -> bool

Returns true when the end of stream has been reached. Read more

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fn size_hint(&self) -> SizeHint

Returns the bounds on the remaining length of the stream. Read more

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impl<D> Clone for Empty<D>

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fn clone(&self) -> Self

Returns a copy of the value. Read more

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

Performs copy-assignment from source. Read more

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impl<D> Debug for Empty<D>

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

Formats the value using the given formatter. Read more

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impl<D> Default for Empty<D>

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fn default() -> Self

Returns the “default value” for a type. Read more

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impl<D> Copy for Empty<D>

Auto Trait Implementations

impl<D> RefUnwindSafe for Empty<D>

impl<D> Send for Empty<D>

impl<D> Sync for Empty<D>

impl<D> Unpin for Empty<D>

impl<D> UnwindSafe for Empty<D>

Blanket Implementations

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impl<T> Any for Twhere
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> BodyExt for Twhere
T: Body + ?Sized,

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fn frame(&mut self) -> Frame<'_, Self>ⓘNotable traits for Frame<'a, T>`impl<'a, T: Body + Unpin + ?Sized> Future for Frame<'a, T> type Output = Option<Result<Frame<T::Data>, T::Error>>;`where
Self: Unpin,

Returns a future that resolves to the next Frame, if any.

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fn map_frame<F, B>(self, f: F) -> MapFrame<Self, F>where
 Self: Sized,
 F: FnMut(Frame<Self::Data>) -> Frame,
 B: Buf,

Maps this body’s frame to a different kind.

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fn map_err<F, E>(self, f: F) -> MapErr<Self, F>where
Self: Sized,
F: FnMut(Self::Error) -> E,

Maps this body’s error value to a different value.

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fn boxed(self) -> BoxBody<Self::Data, Self::Error>where
Self: Sized + Send + Sync + 'static,

Turn this body into a boxed trait object.

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fn boxed_unsync(self) -> UnsyncBoxBody<Self::Data, Self::Error>where
Self: Sized + Send + 'static,

Turn this body into a boxed trait object that is !Sync.

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fn collect(self) -> Collect<Self>ⓘNotable traits for Collect<T>`impl<T: Body + ?Sized> Future for Collect<T> type Output = Result<Collected<T::Data>, T::Error>;`where
Self: Sized,

Turn this body into Collected body which will collect all the DATA frames and trailers. Read more

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

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

const: unstable · source

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

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · 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.

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impl<T> ToOwned for Twhere
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

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fn to_owned(&self) -> T

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

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

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

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

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

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

Struct http_body_util::Empty

Implementations

impl<D> Empty<D>

pub fn new() -> Self

Trait Implementations

impl<D: Buf> Body for Empty<D>

type Data = D

type Error = Infallible

fn poll_frame( self: Pin<&mut Self>, _cx: &mut Context<'_>) -> Poll<Option<Result<Frame<Self::Data>, Self::Error>>>

fn is_end_stream(&self) -> bool

fn size_hint(&self) -> SizeHint

impl<D> Clone for Empty<D>

fn clone(&self) -> Self

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

impl<D> Debug for Empty<D>

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

impl<D> Default for Empty<D>

fn default() -> Self

impl<D> Copy for Empty<D>

Auto Trait Implementations

impl<D> RefUnwindSafe for Empty<D>

impl<D> Send for Empty<D>

impl<D> Sync for Empty<D>

impl<D> Unpin for Empty<D>

impl<D> UnwindSafe for Empty<D>

Blanket Implementations

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

fn type_id(&self) -> TypeId

impl<T> BodyExt for Twhere T: Body + ?Sized,

fn frame(&mut self) -> Frame<'_, Self>ⓘNotable traits for Frame<'a, T>impl<'a, T: Body + Unpin + ?Sized> Future for Frame<'a, T> type Output = Option<Result<Frame<T::Data>, T::Error>>;where Self: Unpin,

fn map_frame<F, B>(self, f: F) -> MapFrame<Self, F>where Self: Sized, F: FnMut(Frame<Self::Data>) -> Frame<B>, B: Buf,

fn map_err<F, E>(self, f: F) -> MapErr<Self, F>where Self: Sized, F: FnMut(Self::Error) -> E,

fn boxed(self) -> BoxBody<Self::Data, Self::Error>where Self: Sized + Send + Sync + 'static,

fn boxed_unsync(self) -> UnsyncBoxBody<Self::Data, Self::Error>where Self: Sized + Send + 'static,

fn collect(self) -> Collect<Self>ⓘNotable traits for Collect<T>impl<T: Body + ?Sized> Future for Collect<T> type Output = Result<Collected<T::Data>, T::Error>;where Self: Sized,

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

fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

fn from(t: T) -> T

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

fn into(self) -> U

impl<T> ToOwned for Twhere T: Clone,

type Owned = T

fn to_owned(&self) -> T

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

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

type Error = Infallible

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

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

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

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

fn poll_frame(
self: Pin<&mut Self>,
_cx: &mut Context<'_>
) -> Poll<Option<Result<Frame<Self::Data>, Self::Error>>>

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

impl<T> BodyExt for Twhere
T: Body + ?Sized,

fn frame(&mut self) -> Frame<'_, Self>ⓘNotable traits for Frame<'a, T>`impl<'a, T: Body + Unpin + ?Sized> Future for Frame<'a, T> type Output = Option<Result<Frame<T::Data>, T::Error>>;`where
Self: Unpin,

fn map_frame<F, B>(self, f: F) -> MapFrame<Self, F>where
Self: Sized,
F: FnMut(Frame<Self::Data>) -> Frame<B>,
B: Buf,

fn map_err<F, E>(self, f: F) -> MapErr<Self, F>where
Self: Sized,
F: FnMut(Self::Error) -> E,

fn boxed(self) -> BoxBody<Self::Data, Self::Error>where
Self: Sized + Send + Sync + 'static,

fn boxed_unsync(self) -> UnsyncBoxBody<Self::Data, Self::Error>where
Self: Sized + Send + 'static,

fn collect(self) -> Collect<Self>ⓘNotable traits for Collect<T>`impl<T: Body + ?Sized> Future for Collect<T> type Output = Result<Collected<T::Data>, T::Error>;`where
Self: Sized,

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

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

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

impl<T> ToOwned for Twhere
T: Clone,

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

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