Struct futures_util::stream::PollImmediate

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pub struct PollImmediate<S> { /* private fields */ }

Expand description

Stream for the poll_immediate function.

It will never return Poll::Pending

Trait Implementations

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impl<S: Clone> Clone for PollImmediate<S>

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fn clone(&self) -> PollImmediate<S>

Returns a copy of the value. Read more

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

Performs copy-assignment from source. Read more

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impl<S: Debug> Debug for PollImmediate<S>

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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<S: Stream> FusedStream for PollImmediate<S>

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fn is_terminated(&self) -> bool

Returns true if the stream should no longer be polled.

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impl<T, S> Stream for PollImmediate<S> where
S: Stream<Item = T>,

type Item = Poll<T>

Values yielded by the stream.

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fn poll_next(
self: Pin<&mut Self>,
cx: &mut Context<'_>
) -> Poll<Option<Self::Item>>

Attempt to pull out the next value of this stream, registering the current task for wakeup if the value is not yet available, and returning None if the stream is exhausted. Read more

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fn size_hint(&self) -> (usize, Option<usize>)

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

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impl<'pin, S> Unpin for PollImmediate<S> where
Origin<'__pin, S>: Unpin,

Auto Trait Implementations

impl<S> RefUnwindSafe for PollImmediate<S> where
S: RefUnwindSafe,

impl<S> Send for PollImmediate<S> where
S: Send,

impl<S> Sync for PollImmediate<S> where
S: Sync,

impl<S> UnwindSafe for PollImmediate<S> where
S: UnwindSafe,

Blanket Implementations

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

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pub 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,

const: unstable · source

pub 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,

const: unstable · source

pub 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

pub fn from(t: T) -> T

Performs the conversion.

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

const: unstable · source

pub fn into(self) -> U

Performs the conversion.

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impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

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pub fn to_owned(&self) -> T

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

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

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

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

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

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

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

Struct futures_util::stream::PollImmediate

Trait Implementations

impl<S: Clone> Clone for PollImmediate<S>

fn clone(&self) -> PollImmediate<S>

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

impl<S: Debug> Debug for PollImmediate<S>

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

impl<S: Stream> FusedStream for PollImmediate<S>

fn is_terminated(&self) -> bool

impl<T, S> Stream for PollImmediate<S> where
S: Stream<Item = T>,

type Item = Poll<T>

fn poll_next(
self: Pin<&mut Self>,
cx: &mut Context<'_>
) -> Poll<Option<Self::Item>>

fn size_hint(&self) -> (usize, Option<usize>)

impl<'pin, S> Unpin for PollImmediate<S> where
Origin<'__pin, S>: Unpin,

Auto Trait Implementations

impl<S> RefUnwindSafe for PollImmediate<S> where
S: RefUnwindSafe,

impl<S> Send for PollImmediate<S> where
S: Send,

impl<S> Sync for PollImmediate<S> where
S: Sync,

impl<S> UnwindSafe for PollImmediate<S> where
S: UnwindSafe,

Blanket Implementations

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

pub fn type_id(&self) -> TypeId

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

pub fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

pub fn from(t: T) -> T

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

pub fn into(self) -> U

impl<T> ToOwned for T where
T: Clone,

type Owned = T

pub fn to_owned(&self) -> T

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

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

type Error = Infallible

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

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

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

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

Struct futures_util::stream::PollImmediate

Trait Implementations

impl<S: Clone> Clone for PollImmediate<S>

fn clone(&self) -> PollImmediate<S>

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

impl<S: Debug> Debug for PollImmediate<S>

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

impl<S: Stream> FusedStream for PollImmediate<S>

fn is_terminated(&self) -> bool

impl<T, S> Stream for PollImmediate<S> where S: Stream<Item = T>,

type Item = Poll<T>

fn poll_next( self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Option<Self::Item>>

fn size_hint(&self) -> (usize, Option<usize>)

impl<'__pin, S> Unpin for PollImmediate<S> where __Origin<'__pin, S>: Unpin,

Auto Trait Implementations

impl<S> RefUnwindSafe for PollImmediate<S> where S: RefUnwindSafe,

impl<S> Send for PollImmediate<S> where S: Send,

impl<S> Sync for PollImmediate<S> where S: Sync,

impl<S> UnwindSafe for PollImmediate<S> where S: UnwindSafe,

Blanket Implementations

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

pub fn type_id(&self) -> TypeId

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

pub fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

pub fn from(t: T) -> T

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

pub fn into(self) -> U

impl<T> ToOwned for T where T: Clone,

type Owned = T

pub fn to_owned(&self) -> T

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

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

type Error = Infallible

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

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

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

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

impl<T, S> Stream for PollImmediate<S> where
S: Stream<Item = T>,

fn poll_next(
self: Pin<&mut Self>,
cx: &mut Context<'_>
) -> Poll<Option<Self::Item>>

impl<'pin, S> Unpin for PollImmediate<S> where
Origin<'__pin, S>: Unpin,

impl<S> RefUnwindSafe for PollImmediate<S> where
S: RefUnwindSafe,

impl<S> Send for PollImmediate<S> where
S: Send,

impl<S> Sync for PollImmediate<S> where
S: Sync,

impl<S> UnwindSafe for PollImmediate<S> where
S: UnwindSafe,

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

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

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

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

impl<T> ToOwned for T where
T: Clone,

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

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