Struct futures_util::future::UnwrapOrElse

pub struct UnwrapOrElse<Fut, F> { /* private fields */ }

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Trait Implementations

Formats the value using the given formatter. Read more

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

The type of value produced on completion.

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

Auto Trait Implementations

Blanket Implementations

Gets the TypeId of self. Read more

Immutably borrows from an owned value. Read more

Mutably borrows from an owned value. Read more

Performs the conversion.

Performs the conversion.

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

The output that the future will produce on completion.

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

Which kind of future are we turning this into?

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

Creates a future from a value.

The type returned in the event of a conversion error.

Performs the conversion.

The type of successful values yielded by this future

The type of failures yielded by this future

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

The type returned in the event of a conversion error.

Performs the conversion.

Struct futures_util::future::UnwrapOrElse

Trait Implementations

Auto Trait Implementations

Blanket Implementations

Struct futures_util::future::UnwrapOrElse

Trait Implementations

impl<Fut, F> Debug for UnwrapOrElse<Fut, F> where Map<IntoFuture<Fut>, UnwrapOrElseFn<F>>: Debug,

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

impl<Fut, F> FusedFuture for UnwrapOrElse<Fut, F> where Map<IntoFuture<Fut>, UnwrapOrElseFn<F>>: FusedFuture,

fn is_terminated(&self) -> bool

impl<Fut, F> Future for UnwrapOrElse<Fut, F> where Map<IntoFuture<Fut>, UnwrapOrElseFn<F>>: Future,

type Output = <Map<IntoFuture<Fut>, UnwrapOrElseFn<F>> as Future>::Output

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

impl<'__pin, Fut, F> Unpin for UnwrapOrElse<Fut, F> where __Origin<'__pin, Fut, F>: Unpin,

Auto Trait Implementations

impl<Fut, F> RefUnwindSafe for UnwrapOrElse<Fut, F> where F: RefUnwindSafe, Fut: RefUnwindSafe,

impl<Fut, F> Send for UnwrapOrElse<Fut, F> where F: Send, Fut: Send,

impl<Fut, F> Sync for UnwrapOrElse<Fut, F> where F: Sync, Fut: Sync,

impl<Fut, F> UnwindSafe for UnwrapOrElse<Fut, F> where F: UnwindSafe, Fut: 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<Fut, F> Debug for UnwrapOrElse<Fut, F> where
Map<IntoFuture<Fut>, UnwrapOrElseFn<F>>: Debug,

impl<Fut, F> FusedFuture for UnwrapOrElse<Fut, F> where
Map<IntoFuture<Fut>, UnwrapOrElseFn<F>>: FusedFuture,

impl<Fut, F> Future for UnwrapOrElse<Fut, F> where
Map<IntoFuture<Fut>, UnwrapOrElseFn<F>>: Future,

impl<'pin, Fut, F> Unpin for UnwrapOrElse<Fut, F> where
Origin<'__pin, Fut, F>: Unpin,

impl<Fut, F> RefUnwindSafe for UnwrapOrElse<Fut, F> where
F: RefUnwindSafe,
Fut: RefUnwindSafe,

impl<Fut, F> Send for UnwrapOrElse<Fut, F> where
F: Send,
Fut: Send,

impl<Fut, F> Sync for UnwrapOrElse<Fut, F> where
F: Sync,
Fut: Sync,

impl<Fut, F> UnwindSafe for UnwrapOrElse<Fut, F> where
F: UnwindSafe,
Fut: 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>,