Struct futures_lite::stream::ForEachFuture

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pub struct ForEachFuture<S, F> { /* private fields */ }

Expand description

Future for the StreamExt::for_each() method.

Trait Implementations

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impl<S: Debug, F: Debug> Debug for ForEachFuture<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<S, F> Future for ForEachFuture<S, F> where
S: Stream,
F: FnMut(S::Item),

type Output = ()

The type of value produced on completion.

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fn poll(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output>

Attempt to resolve the future to a final value, registering the current task for wakeup if the value is not yet available. Read more

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impl<'pin, S, F> Unpin for ForEachFuture<S, F> where
Origin<'__pin, S, F>: Unpin,

Auto Trait Implementations

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

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

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

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

Blanket Implementations

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impl<T> Any for T where
T: 'static + ?Sized,

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pub 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,

const: unstable · source

pub 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,

const: unstable · source

pub 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

const: unstable · source

pub fn from(t: T) -> T

Returns the argument unchanged.

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impl<F> FutureExt for F where
F: Future + ?Sized,

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fn poll(&mut self, cx: &mut Context<'_>) -> Poll<Self::Output> where
Self: Unpin,

A convenience for calling Future::poll() on !Unpin types.

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fn or<F>(self, other: F) -> Or<Self, F>ⓘNotable traits for Or<F1, F2>`impl<T, F1, F2> Future for Or<F1, F2> where F1: Future<Output = T>, F2: Future<Output = T>, type Output = T;` where
 Self: Sized,
 F: Future<Output = Self::Output>,

Returns the result of self or other future, preferring self if both are ready. Read more

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fn race<F>(self, other: F) -> Race<Self, F>ⓘNotable traits for Race<F1, F2>`impl<T, F1, F2> Future for Race<F1, F2> where F1: Future<Output = T>, F2: Future<Output = T>, type Output = T;` where
 Self: Sized,
 F: Future<Output = Self::Output>,

Returns the result of self or other future, with no preference if both are ready. Read more

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fn catch_unwind(self) -> CatchUnwind<Self>ⓘNotable traits for CatchUnwind<F>`impl<F: Future + UnwindSafe> Future for CatchUnwind<F> type Output = Result<F::Output, Box<dyn Any + Send>>;` where
Self: Sized + UnwindSafe,

Catches panics while polling the future. Read more

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fn boxed<'a>(self) -> Pin<Box<dyn Future<Output = Self::Output> + Send + 'a>> where
Self: Sized + Send + 'a,

Boxes the future and changes its type to dyn Future + Send + 'a. Read more

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fn boxed_local<'a>(self) -> Pin<Box<dyn Future<Output = Self::Output> + 'a>> where
Self: Sized + 'a,

Boxes the future and changes its type to dyn Future + 'a. Read more

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

const: unstable · source

pub 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<F> IntoFuture for F where
F: Future,

type Output = <F as Future>::Output

🔬 This is a nightly-only experimental API. (into_future)

The output that the future will produce on completion.

type Future = F

🔬 This is a nightly-only experimental API. (into_future)

Which kind of future are we turning this into?

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pub fn into_future(self) -> <F as IntoFuture>::Future

🔬 This is a nightly-only experimental API. (into_future)

Creates a future from a value.

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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

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

Performs the conversion.

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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

pub fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Struct futures_lite::stream::ForEachFuture

Trait Implementations

impl<S: Debug, F: Debug> Debug for ForEachFuture<S, F>

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

impl<S, F> Future for ForEachFuture<S, F> where S: Stream, F: FnMut(S::Item),

type Output = ()

fn poll(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output>

impl<'__pin, S, F> Unpin for ForEachFuture<S, F> where __Origin<'__pin, S, F>: Unpin,

Auto Trait Implementations

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

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

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

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

Blanket Implementations

impl<T> Any for T where T: 'static + ?Sized,

pub fn type_id(&self) -> TypeId

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

pub fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

pub fn from(t: T) -> T

impl<F> FutureExt for F where F: Future + ?Sized,

fn poll(&mut self, cx: &mut Context<'_>) -> Poll<Self::Output> where Self: Unpin,

fn or<F>(self, other: F) -> Or<Self, F>ⓘNotable traits for Or<F1, F2>impl<T, F1, F2> Future for Or<F1, F2> where F1: Future<Output = T>, F2: Future<Output = T>, type Output = T; where Self: Sized, F: Future<Output = Self::Output>,

fn race<F>(self, other: F) -> Race<Self, F>ⓘNotable traits for Race<F1, F2>impl<T, F1, F2> Future for Race<F1, F2> where F1: Future<Output = T>, F2: Future<Output = T>, type Output = T; where Self: Sized, F: Future<Output = Self::Output>,

fn catch_unwind(self) -> CatchUnwind<Self>ⓘNotable traits for CatchUnwind<F>impl<F: Future + UnwindSafe> Future for CatchUnwind<F> type Output = Result<F::Output, Box<dyn Any + Send>>; where Self: Sized + UnwindSafe,

fn boxed<'a>(self) -> Pin<Box<dyn Future<Output = Self::Output> + Send + 'a>> where Self: Sized + Send + 'a,

fn boxed_local<'a>(self) -> Pin<Box<dyn Future<Output = Self::Output> + 'a>> where Self: Sized + 'a,

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

pub fn into(self) -> U

impl<F> IntoFuture for F where F: Future,

type Output = <F as Future>::Output

type Future = F

pub fn into_future(self) -> <F as IntoFuture>::Future

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

type Error = Infallible

pub 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

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

impl<S, F> Future for ForEachFuture<S, F> where
S: Stream,
F: FnMut(S::Item),

impl<'pin, S, F> Unpin for ForEachFuture<S, F> where
Origin<'__pin, S, F>: Unpin,

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

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

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

impl<S, F> UnwindSafe for ForEachFuture<S, F> where
F: UnwindSafe,
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<F> FutureExt for F where
F: Future + ?Sized,

fn poll(&mut self, cx: &mut Context<'_>) -> Poll<Self::Output> where
Self: Unpin,

fn or<F>(self, other: F) -> Or<Self, F>ⓘNotable traits for Or<F1, F2>`impl<T, F1, F2> Future for Or<F1, F2> where F1: Future<Output = T>, F2: Future<Output = T>, type Output = T;` where
Self: Sized,
F: Future<Output = Self::Output>,

fn race<F>(self, other: F) -> Race<Self, F>ⓘNotable traits for Race<F1, F2>`impl<T, F1, F2> Future for Race<F1, F2> where F1: Future<Output = T>, F2: Future<Output = T>, type Output = T;` where
Self: Sized,
F: Future<Output = Self::Output>,

fn catch_unwind(self) -> CatchUnwind<Self>ⓘNotable traits for CatchUnwind<F>`impl<F: Future + UnwindSafe> Future for CatchUnwind<F> type Output = Result<F::Output, Box<dyn Any + Send>>;` where
Self: Sized + UnwindSafe,

fn boxed<'a>(self) -> Pin<Box<dyn Future<Output = Self::Output> + Send + 'a>> where
Self: Sized + Send + 'a,

fn boxed_local<'a>(self) -> Pin<Box<dyn Future<Output = Self::Output> + 'a>> where
Self: Sized + 'a,

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

impl<F> IntoFuture for F where
F: Future,

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

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