CompleteWhen

multipart_write::stream

Struct CompleteWhen 

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pub struct CompleteWhen<St: Stream, Wr, F> { /* private fields */ }
Expand description

Stream for complete_when.

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impl<St, Wr, F> Debug for CompleteWhen<St, Wr, F>
where St: Debug + Stream, St::Item: Debug, Wr: Debug,

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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<St, Wr, F> FusedStream for CompleteWhen<St, Wr, F>
where St: Stream, Wr: FusedMultipartWrite<St::Item>, F: FnMut(Wr::Ret) -> bool,

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fn is_terminated(&self) -> bool

Returns true if the stream should no longer be polled.
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impl<St, Wr, F> Stream for CompleteWhen<St, Wr, F>
where St: Stream, Wr: MultipartWrite<St::Item>, F: FnMut(Wr::Ret) -> bool,

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type Item = Result<<Wr as MultipartWrite<<St as Stream>::Item>>::Output, <Wr as MultipartWrite<<St as Stream>::Item>>::Error>

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, St: Stream, Wr, F> Unpin for CompleteWhen<St, Wr, F>
where PinnedFieldsOf<__Origin<'__pin, St, Wr, F>>: Unpin,

Auto Trait Implementations§

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impl<St, Wr, F> Freeze for CompleteWhen<St, Wr, F>
where F: Freeze, Wr: Freeze, St: Freeze, <St as Stream>::Item: Freeze,

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impl<St, Wr, F> RefUnwindSafe for CompleteWhen<St, Wr, F>
where F: RefUnwindSafe, Wr: RefUnwindSafe, St: RefUnwindSafe, <St as Stream>::Item: RefUnwindSafe,

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impl<St, Wr, F> Send for CompleteWhen<St, Wr, F>
where F: Send, Wr: Send, St: Send, <St as Stream>::Item: Send,

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impl<St, Wr, F> Sync for CompleteWhen<St, Wr, F>
where F: Sync, Wr: Sync, St: Sync, <St as Stream>::Item: Sync,

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impl<St, Wr, F> UnwindSafe for CompleteWhen<St, Wr, F>
where F: UnwindSafe, Wr: UnwindSafe, St: UnwindSafe, <St as Stream>::Item: 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<St> MultipartStreamExt for St
where St: Stream,

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fn collect_complete<Wr>(self, writer: Wr) -> CollectComplete<Self, Wr> ⓘ
where Wr: MultipartWrite<Self::Item>, Self: Sized,

Collects a stream by writing to a MultipartWrite, returning the result of completing the write as a future.
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fn complete_when<Wr, F>(self, writer: Wr, f: F) -> CompleteWhen<Self, Wr, F>
where Wr: MultipartWrite<Self::Item>, F: FnMut(Wr::Ret) -> bool, Self: Sized,

Sends items of this stream to the writer, yielding the completed written value as the next item in the resulting stream when the provided closure returns true.
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fn try_send<Wr>(self, writer: Wr) -> TrySend<Self, Wr>
where Wr: MultipartWrite<Self::Item>, Self: Sized,

Call start_send on the provided writer with the items of this stream, yielding the output of the call as items for the resulting stream.
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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.
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impl<S, T, E> TryStream for S
where S: Stream<Item = Result<T, E>> + ?Sized,

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type Ok = T

The type of successful values yielded by this future
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type Error = E

The type of failures yielded by this future
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fn try_poll_next( self: Pin<&mut S>, cx: &mut Context<'_>, ) -> Poll<Option<Result<<S as TryStream>::Ok, <S as TryStream>::Error>>>

Poll this TryStream as if it were a Stream. Read more