Struct futures_util::stream::PollImmediate

source · [−]

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

Expand description

Stream for the poll_immediate function.

It will never return Poll::Pending

Trait Implementations

source

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

source

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

Returns a copy of the value. Read more

1.0.0 · source

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

Performs copy-assignment from source. Read more

source

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

source

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

Formats the value using the given formatter. Read more

source

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

source

fn is_terminated(&self) -> bool

Returns true if the stream should no longer be polled.

source

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

type Item = Poll<T>

Values yielded by the stream.

source

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

source

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

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

source

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

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,

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

source

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

const: unstable · source

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

Mutably borrows from an owned value. Read more

source

impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

source

impl<T, U> Into for T where
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.

source

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

type Owned = T

The resulting type after obtaining ownership.

source

fn to_owned(&self) -> T

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

source

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

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

source

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

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

Performs the conversion.

source

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

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,

fn type_id(&self) -> TypeId

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

fn borrow(&self) -> &T

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

fn into(self) -> U

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

type Owned = T

fn to_owned(&self) -> T

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

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

type Error = Infallible

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

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,

fn type_id(&self) -> TypeId

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

fn borrow(&self) -> &T

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

fn into(self) -> U

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

type Owned = T

fn to_owned(&self) -> T

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

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

type Error = Infallible

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

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>,