actix::fut::stream

Struct Map

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pub struct Map<S, F> { /* private fields */ }
Expand description

Stream for the map method.

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impl<S, A, F, U> ActorStream<A> for Map<S, F>
where S: ActorStream<A>, A: Actor, F: FnMut(S::Item, &mut A, &mut A::Context) -> U,

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type Item = U

The type of item this stream will yield on success.
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fn poll_next( self: Pin<&mut Self>, act: &mut A, ctx: &mut A::Context, task: &mut Context<'_>, ) -> Poll<Option<Self::Item>>

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impl<S: Debug, F: Debug> Debug for Map<S, 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<'__pin, S, F> Unpin for Map<S, F>
where PinnedFieldsOf<__Origin<'__pin, S, F>>: Unpin,

Auto Trait Implementations§

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impl<S, F> Freeze for Map<S, F>
where S: Freeze, F: Freeze,

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impl<S, F> RefUnwindSafe for Map<S, F>
where S: RefUnwindSafe, F: RefUnwindSafe,

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impl<S, F> Send for Map<S, F>
where S: Send, F: Send,

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impl<S, F> Sync for Map<S, F>
where S: Sync, F: Sync,

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impl<S, F> UnwindSafe for Map<S, F>
where S: UnwindSafe, F: UnwindSafe,

Blanket Implementations§

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impl<A, S> ActorStreamExt<A> for S
where S: ActorStream<A>, A: Actor,

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fn map<F, U>(self, f: F) -> Map<Self, F>
where F: FnMut(Self::Item, &mut A, &mut A::Context) -> U, Self: Sized,

Maps this stream’s items to a different type, returning a new stream of the resulting type. Read more
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fn then<F, Fut>(self, f: F) -> Then<Self, F, Fut>
where F: FnMut(Self::Item, &mut A, &mut A::Context) -> Fut, Fut: ActorFuture<A>, Self: Sized,

Computes from this stream’s items new items of a different type using an asynchronous closure. Read more
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fn fold<F, Fut>( self, init: Fut::Output, f: F, ) -> Fold<Self, F, Fut, Fut::Output>
where F: FnMut(Fut::Output, Self::Item, &mut A, &mut A::Context) -> Fut, Fut: ActorFuture<A>, Self: Sized,

Execute an accumulating asynchronous computation over a stream, collecting all the values into one final result. Read more
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fn take_while<F, Fut>(self, f: F) -> TakeWhile<Self, Self::Item, F, Fut>
where F: FnMut(&Self::Item, &mut A, &mut A::Context) -> Fut, Fut: ActorFuture<A, Output = bool>, Self: Sized,

Take elements from this stream while the provided asynchronous predicate resolves to true. Read more
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fn skip_while<F, Fut>(self, f: F) -> SkipWhile<Self, Self::Item, F, Fut>
where F: FnMut(&Self::Item, &mut A, &mut A::Context) -> Fut, Fut: ActorFuture<A, Output = bool>, Self: Sized,

Skip elements on this stream while the provided asynchronous predicate resolves to true. Read more
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fn timeout(self, timeout: Duration) -> Timeout<Self>
where Self: Sized,

Add timeout to stream. Read more
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fn collect<C>(self) -> Collect<Self, C>
where C: Default + Extend<Self::Item>, Self: Sized,

Transforms a stream into a collection, returning a future representing the result of that computation. Read more
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fn finish(self) -> Finish<Self>
where Self: Sized,

Transforms a stream to a future that resolves when stream finishes.
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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, 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.