ordered_stream

Struct FromFuture

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pub struct FromFuture<F> { /* private fields */ }
Expand description

An OrderedStream wrapper around an OrderedFuture.

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impl<F: Debug> Debug for FromFuture<F>

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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<F: OrderedFuture> From<F> for FromFuture<F>

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fn from(future: F) -> Self

Converts to this type from the input type.
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impl<F: OrderedFuture> FusedOrderedStream for FromFuture<F>

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fn is_terminated(&self) -> bool

Returns true if the stream should no longer be polled.
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impl<F: OrderedFuture> OrderedStream for FromFuture<F>

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type Data = <F as OrderedFuture>::Output

The unordered data carried by this stream Read more
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type Ordering = <F as OrderedFuture>::Ordering

The type ordered by this stream. Read more
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fn poll_next_before( self: Pin<&mut Self>, cx: &mut Context<'_>, before: Option<&Self::Ordering>, ) -> Poll<PollResult<Self::Ordering, Self::Data>>

Attempt to pull out the next value of this stream, registering the current task for wakeup if needed, and returning NoneBefore if it is known that the stream will not produce any more values ordered before the given point. Read more
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fn position_hint(&self) -> Option<MaybeBorrowed<'_, Self::Ordering>>

The minimum value of the ordering for any future items. Read more
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fn size_hint(&self) -> (usize, Option<usize>)

Returns the bounds on the remaining length of the stream.
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impl<'__pin, F> Unpin for FromFuture<F>
where PinnedFieldsOf<__Origin<'__pin, F>>: Unpin,

Auto Trait Implementations§

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impl<F> Freeze for FromFuture<F>
where F: Freeze,

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impl<F> RefUnwindSafe for FromFuture<F>
where F: RefUnwindSafe,

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impl<F> Send for FromFuture<F>
where F: Send,

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impl<F> Sync for FromFuture<F>
where F: Sync,

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impl<F> UnwindSafe for FromFuture<F>
where F: UnwindSafe,

Blanket Implementations§

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

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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,

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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

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fn from(t: T) -> T

Returns the argument unchanged.

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

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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> OrderedStreamExt for T
where T: OrderedStream + ?Sized,

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fn map<F, R>(self, f: F) -> Map<Self, F>
where Self: Sized, F: FnMut(Self::Data) -> R,

Apply a closure to the data. Read more
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fn map_item<F, R>(self, f: F) -> MapItem<Self, F>
where Self: Sized, F: FnMut(&Self::Ordering, Self::Data) -> R,

Apply a closure to the items that has access to the ordering data.
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fn map_ordering<NewOrdering, NewData, MapInto, MapFrom>( self, map_into: MapInto, map_from: MapFrom, ) -> MapOrdering<Self, MapInto, MapFrom>
where Self: Sized, MapInto: FnMut(Self::Ordering, Self::Data) -> (NewOrdering, NewData), MapFrom: FnMut(&NewOrdering) -> Option<Self::Ordering>, NewOrdering: Ord,

Apply a closure to the items that can change the type of the ordering value. Read more
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fn filter<F>(self, filter: F) -> Filter<Self, F>
where Self: Sized, F: FnMut(&Self::Data) -> bool,

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fn filter_map<F, R>(self, filter: F) -> FilterMap<Self, F>
where Self: Sized, F: FnMut(Self::Data) -> Option<R>,

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fn then<F, Fut>(self, then: F) -> Then<Self, F, Fut>
where Self: Sized, F: FnMut(Self::Data) -> Fut, Fut: Future,

Apply a closure that produces a Future to items, running the future on each item in sequence before processing the next. Read more
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fn into_stream(self) -> IntoStream<Self>
where Self: Sized,

Convert this into a Stream, discarding the ordering information.
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fn into_tuple_stream(self) -> IntoTupleStream<Self>
where Self: Sized,

Convert this into a Stream, keeping the ordering objects.
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fn into_ordering(self) -> IntoOrdering<Self>
where Self: Sized,

Convert this into a Stream, keeping only the ordering objects.
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fn next(&mut self) -> Next<'_, Self> ⓘ
where Self: Unpin,

Return the next item in this stream.
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fn next_before<'a>( &'a mut self, before: Option<&'a Self::Ordering>, ) -> NextBefore<'a, Self> ⓘ
where Self: Unpin,

Return a PollResult corresponding to the next item in the stream.
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fn peekable(self) -> Peekable<Self>
where Self: Sized,

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

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.