ordered_stream

Struct FromSortedStream

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pub struct FromSortedStream<S> {
    pub stream: S,
}
Expand description

An OrderedStream wrapper around a Stream.

Unlike FromStream, the items in the Stream are themselves ordered with no additional data.

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§stream: S

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impl<S> FromSortedStream<S>

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pub fn new(stream: S) -> Self
where S: Stream, S::Item: Ord,

Create a new OrderedStream by applying a split_item closure to each element produced by the original stream.

Trait Implementations§

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impl<S: Debug> Debug for FromSortedStream<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> FusedOrderedStream for FromSortedStream<S>
where S: FusedStream, S::Item: Ord,

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fn is_terminated(&self) -> bool

Returns true if the stream should no longer be polled.
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impl<S> OrderedStream for FromSortedStream<S>
where S: Stream, S::Item: Ord,

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type Data = ()

The unordered data carried by this stream Read more
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type Ordering = <S as Stream>::Item

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

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

Auto Trait Implementations§

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impl<S> Freeze for FromSortedStream<S>
where S: Freeze,

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

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

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

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impl<S> UnwindSafe for FromSortedStream<S>
where S: 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.