Struct futures_util::future::AndThen[−][src]

pub struct AndThen<Fut1, Fut2, F> { /* fields omitted */ }

Expand description

Future for the and_then method.

Trait Implementations

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impl<Fut1, Fut2, F> Debug for AndThen<Fut1, Fut2, F> where
TryFlatten<MapOk<Fut1, F>, Fut2>: 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<Fut1, Fut2, F> FusedFuture for AndThen<Fut1, Fut2, F> where
TryFlatten<MapOk<Fut1, F>, Fut2>: FusedFuture,

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fn is_terminated(&self) -> bool

Returns true if the underlying future should no longer be polled.

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impl<Fut1, Fut2, F> Future for AndThen<Fut1, Fut2, F> where
TryFlatten<MapOk<Fut1, F>, Fut2>: Future,

type Output = <TryFlatten<MapOk<Fut1, F>, Fut2> as Future>::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, Fut1, Fut2, F> Unpin for AndThen<Fut1, Fut2, F> where
Origin<'__pin, Fut1, Fut2, F>: Unpin,

Auto Trait Implementations

impl<Fut1, Fut2, F> RefUnwindSafe for AndThen<Fut1, Fut2, F> where
 F: RefUnwindSafe,
 Fut1: RefUnwindSafe,
 Fut2: RefUnwindSafe,

impl<Fut1, Fut2, F> Send for AndThen<Fut1, Fut2, F> where
 F: Send,
 Fut1: Send,
 Fut2: Send,

impl<Fut1, Fut2, F> Sync for AndThen<Fut1, Fut2, F> where
 F: Sync,
 Fut1: Sync,
 Fut2: Sync,

impl<Fut1, Fut2, F> UnwindSafe for AndThen<Fut1, Fut2, F> where
 F: UnwindSafe,
 Fut1: UnwindSafe,
 Fut2: 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,

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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,

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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

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pub fn from(t: T) -> T

Performs the conversion.

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

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pub fn into(self) -> U

Performs the conversion.

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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.

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

Performs the conversion.

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impl<F, T, E> TryFuture for F where
F: Future<Output = Result<T, E>> + ?Sized,

type Ok = T

The type of successful values yielded by this future

type Error = E

The type of failures yielded by this future

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pub fn try_poll(
self: Pin<&mut F>,
cx: &mut Context<'_>
) -> Poll<<F as Future>::Output>

Poll this TryFuture as if it were a Future. Read more

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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.

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

Performs the conversion.

Struct futures_util::future::AndThen[−][src]

Trait Implementations

impl<Fut1, Fut2, F> Debug for AndThen<Fut1, Fut2, F> where
TryFlatten<MapOk<Fut1, F>, Fut2>: Debug,

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

impl<Fut1, Fut2, F> FusedFuture for AndThen<Fut1, Fut2, F> where
TryFlatten<MapOk<Fut1, F>, Fut2>: FusedFuture,

fn is_terminated(&self) -> bool

impl<Fut1, Fut2, F> Future for AndThen<Fut1, Fut2, F> where
TryFlatten<MapOk<Fut1, F>, Fut2>: Future,

type Output = <TryFlatten<MapOk<Fut1, F>, Fut2> as Future>::Output

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

impl<'pin, Fut1, Fut2, F> Unpin for AndThen<Fut1, Fut2, F> where
Origin<'__pin, Fut1, Fut2, F>: Unpin,

Auto Trait Implementations

impl<Fut1, Fut2, F> RefUnwindSafe for AndThen<Fut1, Fut2, F> where
    F: RefUnwindSafe,
    Fut1: RefUnwindSafe,
    Fut2: RefUnwindSafe,

impl<Fut1, Fut2, F> Send for AndThen<Fut1, Fut2, F> where
    F: Send,
    Fut1: Send,
    Fut2: Send,

impl<Fut1, Fut2, F> Sync for AndThen<Fut1, Fut2, F> where
    F: Sync,
    Fut1: Sync,
    Fut2: Sync,

impl<Fut1, Fut2, F> UnwindSafe for AndThen<Fut1, Fut2, F> where
    F: UnwindSafe,
    Fut1: UnwindSafe,
    Fut2: 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<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<F, T, E> TryFuture for F where
F: Future<Output = Result<T, E>> + ?Sized,

type Ok = T

type Error = E

pub fn try_poll(
self: Pin<&mut F>,
cx: &mut Context<'_>
) -> Poll<<F as Future>::Output>

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>

Struct futures_util::future::AndThen[−][src]

Trait Implementations

impl<Fut1, Fut2, F> Debug for AndThen<Fut1, Fut2, F> where TryFlatten<MapOk<Fut1, F>, Fut2>: Debug,

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

impl<Fut1, Fut2, F> FusedFuture for AndThen<Fut1, Fut2, F> where TryFlatten<MapOk<Fut1, F>, Fut2>: FusedFuture,

fn is_terminated(&self) -> bool

impl<Fut1, Fut2, F> Future for AndThen<Fut1, Fut2, F> where TryFlatten<MapOk<Fut1, F>, Fut2>: Future,

type Output = <TryFlatten<MapOk<Fut1, F>, Fut2> as Future>::Output

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

impl<'__pin, Fut1, Fut2, F> Unpin for AndThen<Fut1, Fut2, F> where __Origin<'__pin, Fut1, Fut2, F>: Unpin,

Auto Trait Implementations

impl<Fut1, Fut2, F> RefUnwindSafe for AndThen<Fut1, Fut2, F> where F: RefUnwindSafe, Fut1: RefUnwindSafe, Fut2: RefUnwindSafe,

impl<Fut1, Fut2, F> Send for AndThen<Fut1, Fut2, F> where F: Send, Fut1: Send, Fut2: Send,

impl<Fut1, Fut2, F> Sync for AndThen<Fut1, Fut2, F> where F: Sync, Fut1: Sync, Fut2: Sync,

impl<Fut1, Fut2, F> UnwindSafe for AndThen<Fut1, Fut2, F> where F: UnwindSafe, Fut1: UnwindSafe, Fut2: 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<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<F, T, E> TryFuture for F where F: Future<Output = Result<T, E>> + ?Sized,

type Ok = T

type Error = E

pub fn try_poll( self: Pin<&mut F>, cx: &mut Context<'_>) -> Poll<<F as Future>::Output>

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<Fut1, Fut2, F> Debug for AndThen<Fut1, Fut2, F> where
TryFlatten<MapOk<Fut1, F>, Fut2>: Debug,

impl<Fut1, Fut2, F> FusedFuture for AndThen<Fut1, Fut2, F> where
TryFlatten<MapOk<Fut1, F>, Fut2>: FusedFuture,

impl<Fut1, Fut2, F> Future for AndThen<Fut1, Fut2, F> where
TryFlatten<MapOk<Fut1, F>, Fut2>: Future,

impl<'pin, Fut1, Fut2, F> Unpin for AndThen<Fut1, Fut2, F> where
Origin<'__pin, Fut1, Fut2, F>: Unpin,

impl<Fut1, Fut2, F> RefUnwindSafe for AndThen<Fut1, Fut2, F> where
F: RefUnwindSafe,
Fut1: RefUnwindSafe,
Fut2: RefUnwindSafe,

impl<Fut1, Fut2, F> Send for AndThen<Fut1, Fut2, F> where
F: Send,
Fut1: Send,
Fut2: Send,

impl<Fut1, Fut2, F> Sync for AndThen<Fut1, Fut2, F> where
F: Sync,
Fut1: Sync,
Fut2: Sync,

impl<Fut1, Fut2, F> UnwindSafe for AndThen<Fut1, Fut2, F> where
F: UnwindSafe,
Fut1: UnwindSafe,
Fut2: 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<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<F, T, E> TryFuture for F where
F: Future<Output = Result<T, E>> + ?Sized,

pub fn try_poll(
self: Pin<&mut F>,
cx: &mut Context<'_>
) -> Poll<<F as Future>::Output>

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