Struct ore::future::SpawnIfCanceled[−][src]

pub struct SpawnIfCanceled<T, Name, NameClosure> where
    Name: AsRef<str>,
    NameClosure: FnOnce() -> Name + Unpin,
    T: Send + 'static,  {
    inner: Option<Pin<Box<dyn Future<Output = T> + Send>>>,
    nc: Option<NameClosure>,
}

This is supported on crate feature network only.

Expand description

The future returned by OreFutureExt::spawn_if_canceled.

Fields

inner: Option<Pin<Box<dyn Future<Output = T> + Send>>>nc: Option<NameClosure>

Trait Implementations

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impl<T, Name, NameClosure> Debug for SpawnIfCanceled<T, Name, NameClosure> where
 Name: AsRef<str>,
 NameClosure: FnOnce() -> Name + Unpin,
 T: Send + 'static,

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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<T, Name, NameClosure> Drop for SpawnIfCanceled<T, Name, NameClosure> where
 Name: AsRef<str>,
 NameClosure: FnOnce() -> Name + Unpin,
 T: Send + 'static,

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fn drop(&mut self)

Executes the destructor for this type. Read more

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impl<T, Name, NameClosure> Future for SpawnIfCanceled<T, Name, NameClosure> where
 Name: AsRef<str>,
 NameClosure: FnOnce() -> Name + Unpin,
 T: Send + 'static,

type Output = T

The type of value produced on completion.

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fn poll(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<T>

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

impl<T, Name, NameClosure> !RefUnwindSafe for SpawnIfCanceled<T, Name, NameClosure>

impl<T, Name, NameClosure> Send for SpawnIfCanceled<T, Name, NameClosure> where
NameClosure: Send,

impl<T, Name, NameClosure> !Sync for SpawnIfCanceled<T, Name, NameClosure>

impl<T, Name, NameClosure> Unpin for SpawnIfCanceled<T, Name, NameClosure>

impl<T, Name, NameClosure> !UnwindSafe for SpawnIfCanceled<T, Name, NameClosure>

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> FutureExt for T where
T: Future + ?Sized,

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fn map<U, F>(self, f: F) -> Map<Self, F> where
F: FnOnce(Self::Output) -> U,

Map this future’s output to a different type, returning a new future of the resulting type. Read more

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fn map_into(self) -> MapInto<Self, U> where
Self::Output: Into,

Map this future’s output to a different type, returning a new future of the resulting type. Read more

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fn then<Fut, F>(self, f: F) -> Then<Self, Fut, F> where
F: FnOnce(Self::Output) -> Fut,
Fut: Future,

Chain on a computation for when a future finished, passing the result of the future to the provided closure f. Read more

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fn left_future(self) -> Either<Self, B> where
B: Future<Output = Self::Output>,

Wrap this future in an Either future, making it the left-hand variant of that Either. Read more

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fn right_future<A>(self) -> Either<A, Self> where
A: Future<Output = Self::Output>,

Wrap this future in an Either future, making it the right-hand variant of that Either. Read more

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fn into_stream(self) -> IntoStream<Self>

Convert this future into a single element stream. Read more

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fn flatten(self) -> Flatten<Self> where
Self::Output: Future,

Flatten the execution of this future when the output of this future is itself another future. Read more

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fn flatten_stream(self) -> FlattenStream<Self> where
Self::Output: Stream,

Flatten the execution of this future when the successful result of this future is a stream. Read more

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fn fuse(self) -> Fuse<Self>

Fuse a future such that poll will never again be called once it has completed. This method can be used to turn any Future into a FusedFuture. Read more

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fn inspect<F>(self, f: F) -> Inspect<Self, F> where
F: FnOnce(&Self::Output),

Do something with the output of a future before passing it on. Read more

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fn catch_unwind(self) -> CatchUnwind<Self> where
Self: UnwindSafe,

Catches unwinding panics while polling the future. Read more

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fn shared(self) -> Shared<Self> where
Self::Output: Clone,

Create a cloneable handle to this future where all handles will resolve to the same result. Read more

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fn remote_handle(self) -> (Remote<Self>, RemoteHandle<Self::Output>)

Turn this future into a future that yields () on completion and sends its output to another future on a separate task. Read more

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

Wrap the future in a Box, pinning it. Read more

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

Wrap the future in a Box, pinning it. Read more

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fn unit_error(self) -> UnitError<Self>

Turns a Future<Output = T> into a TryFuture<Ok = T, Error = ()>. Read more

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fn never_error(self) -> NeverError<Self>

Turns a Future<Output = T> into a TryFuture<Ok = T, Error = Never>. Read more

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

A convenience for calling Future::poll on Unpin future types.

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fn now_or_never(self) -> Option<Self::Output>

Evaluates and consumes the future, returning the resulting output if the future is ready after the first call to Future::poll. Read more

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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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> OreFutureExt for T where
T: Future,

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pub fn spawn_if_canceled<Name, NameClosure>(
 Self,
 NameClosure
) -> SpawnIfCanceled<<T as Future>::Output, Name, NameClosure>ⓘ
Notable traits for SpawnIfCanceled<T, Name, NameClosure>
`impl<T, Name, NameClosure> Future for SpawnIfCanceled<T, Name, NameClosure> where Name: AsRef<str>, NameClosure: FnOnce() -> Name + Unpin, T: Send + 'static, type Output = T;`
where
 Name: AsRef<str>,
 NameClosure: FnOnce() -> Name + Unpin,
 T: 'static + Send,
 <T as Future>::Output: 'static,
 <T as Future>::Output: Send,

This is supported on crate feature network only.

Wraps a future in a SpawnIfCanceled future, which will spawn a task to poll the inner future to completion if it is dropped. Read more

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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<Fut> TryFutureExt for Fut where
Fut: TryFuture + ?Sized,

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fn flatten_sink<Item>(self) -> FlattenSink<Self, Self::Ok> where
Self::Ok: Sink<Item>,
<Self::Ok as Sink<Item>>::Error == Self::Error,

Flattens the execution of this future when the successful result of this future is a Sink. Read more

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fn map_ok<T, F>(self, f: F) -> MapOk<Self, F> where
F: FnOnce(Self::Ok) -> T,

Maps this future’s success value to a different value. Read more

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fn map_ok_or_else<T, E, F>(self, e: E, f: F) -> MapOkOrElse<Self, F, E> where
F: FnOnce(Self::Ok) -> T,
E: FnOnce(Self::Error) -> T,

Maps this future’s success value to a different value, and permits for error handling resulting in the same type. Read more

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fn map_err<E, F>(self, f: F) -> MapErr<Self, F> where
F: FnOnce(Self::Error) -> E,

Maps this future’s error value to a different value. Read more

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fn err_into<E>(self) -> ErrInto<Self, E> where
Self::Error: Into<E>,

Maps this future’s Error to a new error type using the Into trait. Read more

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fn ok_into(self) -> OkInto<Self, U> where
Self::Ok: Into,

Maps this future’s Ok to a new type using the Into trait. Read more

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fn and_then<Fut, F>(self, f: F) -> AndThen<Self, Fut, F> where
F: FnOnce(Self::Ok) -> Fut,
Fut: TryFuture<Error = Self::Error>,

Executes another future after this one resolves successfully. The success value is passed to a closure to create this subsequent future. Read more

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fn or_else<Fut, F>(self, f: F) -> OrElse<Self, Fut, F> where
F: FnOnce(Self::Error) -> Fut,
Fut: TryFuture<Ok = Self::Ok>,

Executes another future if this one resolves to an error. The error value is passed to a closure to create this subsequent future. Read more

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fn inspect_ok<F>(self, f: F) -> InspectOk<Self, F> where
F: FnOnce(&Self::Ok),

Do something with the success value of a future before passing it on. Read more

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fn inspect_err<F>(self, f: F) -> InspectErr<Self, F> where
F: FnOnce(&Self::Error),

Do something with the error value of a future before passing it on. Read more

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fn try_flatten(self) -> TryFlatten<Self, Self::Ok> where
Self::Ok: TryFuture,
<Self::Ok as TryFuture>::Error == Self::Error,

Flatten the execution of this future when the successful result of this future is another future. Read more

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fn try_flatten_stream(self) -> TryFlattenStream<Self> where
Self::Ok: TryStream,
<Self::Ok as TryStream>::Error == Self::Error,

Flatten the execution of this future when the successful result of this future is a stream. Read more

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fn unwrap_or_else<F>(self, f: F) -> UnwrapOrElse<Self, F> where
F: FnOnce(Self::Error) -> Self::Ok,

Unwraps this future’s output, producing a future with this future’s Ok type as its Output type. Read more

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fn into_future(self) -> IntoFuture<Self>

Wraps a TryFuture into a type that implements Future. Read more

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fn try_poll_unpin(
 &mut self,
 cx: &mut Context<'_>
) -> Poll<Result<Self::Ok, Self::Error>> where
 Self: Unpin,

A convenience method for calling TryFuture::try_poll on Unpin future types. 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.

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> where
S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more

Struct ore::future::SpawnIfCanceled[−][src]

Fields

Trait Implementations

impl<T, Name, NameClosure> Debug for SpawnIfCanceled<T, Name, NameClosure> where Name: AsRef<str>, NameClosure: FnOnce() -> Name + Unpin, T: Send + 'static,

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

impl<T, Name, NameClosure> Drop for SpawnIfCanceled<T, Name, NameClosure> where Name: AsRef<str>, NameClosure: FnOnce() -> Name + Unpin, T: Send + 'static,

fn drop(&mut self)

impl<T, Name, NameClosure> Future for SpawnIfCanceled<T, Name, NameClosure> where Name: AsRef<str>, NameClosure: FnOnce() -> Name + Unpin, T: Send + 'static,

type Output = T

fn poll(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<T>

Auto Trait Implementations

impl<T, Name, NameClosure> !RefUnwindSafe for SpawnIfCanceled<T, Name, NameClosure>

impl<T, Name, NameClosure> Send for SpawnIfCanceled<T, Name, NameClosure> where NameClosure: Send,

impl<T, Name, NameClosure> !Sync for SpawnIfCanceled<T, Name, NameClosure>

impl<T, Name, NameClosure> Unpin for SpawnIfCanceled<T, Name, NameClosure>

impl<T, Name, NameClosure> !UnwindSafe for SpawnIfCanceled<T, Name, NameClosure>

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> FutureExt for T where T: Future + ?Sized,

fn map<U, F>(self, f: F) -> Map<Self, F> where F: FnOnce(Self::Output) -> U,

fn map_into<U>(self) -> MapInto<Self, U> where Self::Output: Into<U>,

fn then<Fut, F>(self, f: F) -> Then<Self, Fut, F> where F: FnOnce(Self::Output) -> Fut, Fut: Future,

fn left_future<B>(self) -> Either<Self, B> where B: Future<Output = Self::Output>,

fn right_future<A>(self) -> Either<A, Self> where A: Future<Output = Self::Output>,

fn into_stream(self) -> IntoStream<Self>

fn flatten(self) -> Flatten<Self> where Self::Output: Future,

fn flatten_stream(self) -> FlattenStream<Self> where Self::Output: Stream,

fn fuse(self) -> Fuse<Self>

fn inspect<F>(self, f: F) -> Inspect<Self, F> where F: FnOnce(&Self::Output),

fn catch_unwind(self) -> CatchUnwind<Self> where Self: UnwindSafe,

fn shared(self) -> Shared<Self> where Self::Output: Clone,

fn remote_handle(self) -> (Remote<Self>, RemoteHandle<Self::Output>)

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

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

fn unit_error(self) -> UnitError<Self>

fn never_error(self) -> NeverError<Self>

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

fn now_or_never(self) -> Option<Self::Output>

impl<T> Instrument for T

fn instrument(self, span: Span) -> Instrumented<Self>

fn in_current_span(self) -> Instrumented<Self>

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> OreFutureExt for T where T: 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<Fut> TryFutureExt for Fut where Fut: TryFuture + ?Sized,

fn flatten_sink<Item>(self) -> FlattenSink<Self, Self::Ok> where Self::Ok: Sink<Item>, <Self::Ok as Sink<Item>>::Error == Self::Error,

fn map_ok<T, F>(self, f: F) -> MapOk<Self, F> where F: FnOnce(Self::Ok) -> T,

fn map_ok_or_else<T, E, F>(self, e: E, f: F) -> MapOkOrElse<Self, F, E> where F: FnOnce(Self::Ok) -> T, E: FnOnce(Self::Error) -> T,

fn map_err<E, F>(self, f: F) -> MapErr<Self, F> where F: FnOnce(Self::Error) -> E,

fn err_into<E>(self) -> ErrInto<Self, E> where Self::Error: Into<E>,

fn ok_into<U>(self) -> OkInto<Self, U> where Self::Ok: Into<U>,

fn and_then<Fut, F>(self, f: F) -> AndThen<Self, Fut, F> where F: FnOnce(Self::Ok) -> Fut, Fut: TryFuture<Error = Self::Error>,

fn or_else<Fut, F>(self, f: F) -> OrElse<Self, Fut, F> where F: FnOnce(Self::Error) -> Fut, Fut: TryFuture<Ok = Self::Ok>,

fn inspect_ok<F>(self, f: F) -> InspectOk<Self, F> where F: FnOnce(&Self::Ok),

fn inspect_err<F>(self, f: F) -> InspectErr<Self, F> where F: FnOnce(&Self::Error),

fn try_flatten(self) -> TryFlatten<Self, Self::Ok> where Self::Ok: TryFuture, <Self::Ok as TryFuture>::Error == Self::Error,

fn try_flatten_stream(self) -> TryFlattenStream<Self> where Self::Ok: TryStream, <Self::Ok as TryStream>::Error == Self::Error,

fn unwrap_or_else<F>(self, f: F) -> UnwrapOrElse<Self, F> where F: FnOnce(Self::Error) -> Self::Ok,

fn into_future(self) -> IntoFuture<Self>

fn try_poll_unpin( &mut self, cx: &mut Context<'_>) -> Poll<Result<Self::Ok, Self::Error>> where Self: Unpin,

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

type Error = <U as TryFrom<T>>::Error

impl<T, Name, NameClosure> Debug for SpawnIfCanceled<T, Name, NameClosure> where
Name: AsRef<str>,
NameClosure: FnOnce() -> Name + Unpin,
T: Send + 'static,

impl<T, Name, NameClosure> Drop for SpawnIfCanceled<T, Name, NameClosure> where
Name: AsRef<str>,
NameClosure: FnOnce() -> Name + Unpin,
T: Send + 'static,

impl<T, Name, NameClosure> Future for SpawnIfCanceled<T, Name, NameClosure> where
Name: AsRef<str>,
NameClosure: FnOnce() -> Name + Unpin,
T: Send + 'static,

impl<T, Name, NameClosure> Send for SpawnIfCanceled<T, Name, NameClosure> where
NameClosure: Send,

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> FutureExt for T where
T: Future + ?Sized,

fn map<U, F>(self, f: F) -> Map<Self, F> where
F: FnOnce(Self::Output) -> U,

fn map_into<U>(self) -> MapInto<Self, U> where
Self::Output: Into<U>,

fn then<Fut, F>(self, f: F) -> Then<Self, Fut, F> where
F: FnOnce(Self::Output) -> Fut,
Fut: Future,

fn left_future<B>(self) -> Either<Self, B> where
B: Future<Output = Self::Output>,

fn right_future<A>(self) -> Either<A, Self> where
A: Future<Output = Self::Output>,

fn flatten(self) -> Flatten<Self> where
Self::Output: Future,

fn flatten_stream(self) -> FlattenStream<Self> where
Self::Output: Stream,

fn inspect<F>(self, f: F) -> Inspect<Self, F> where
F: FnOnce(&Self::Output),

fn catch_unwind(self) -> CatchUnwind<Self> where
Self: UnwindSafe,

fn shared(self) -> Shared<Self> where
Self::Output: Clone,

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

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

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

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

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

impl<T> OreFutureExt for T where
T: 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<Fut> TryFutureExt for Fut where
Fut: TryFuture + ?Sized,

fn flatten_sink<Item>(self) -> FlattenSink<Self, Self::Ok> where
Self::Ok: Sink<Item>,
<Self::Ok as Sink<Item>>::Error == Self::Error,

fn map_ok<T, F>(self, f: F) -> MapOk<Self, F> where
F: FnOnce(Self::Ok) -> T,

fn map_ok_or_else<T, E, F>(self, e: E, f: F) -> MapOkOrElse<Self, F, E> where
F: FnOnce(Self::Ok) -> T,
E: FnOnce(Self::Error) -> T,

fn map_err<E, F>(self, f: F) -> MapErr<Self, F> where
F: FnOnce(Self::Error) -> E,

fn err_into<E>(self) -> ErrInto<Self, E> where
Self::Error: Into<E>,

fn ok_into<U>(self) -> OkInto<Self, U> where
Self::Ok: Into<U>,

fn and_then<Fut, F>(self, f: F) -> AndThen<Self, Fut, F> where
F: FnOnce(Self::Ok) -> Fut,
Fut: TryFuture<Error = Self::Error>,

fn or_else<Fut, F>(self, f: F) -> OrElse<Self, Fut, F> where
F: FnOnce(Self::Error) -> Fut,
Fut: TryFuture<Ok = Self::Ok>,

fn inspect_ok<F>(self, f: F) -> InspectOk<Self, F> where
F: FnOnce(&Self::Ok),

fn inspect_err<F>(self, f: F) -> InspectErr<Self, F> where
F: FnOnce(&Self::Error),

fn try_flatten(self) -> TryFlatten<Self, Self::Ok> where
Self::Ok: TryFuture,
<Self::Ok as TryFuture>::Error == Self::Error,

fn try_flatten_stream(self) -> TryFlattenStream<Self> where
Self::Ok: TryStream,
<Self::Ok as TryStream>::Error == Self::Error,

fn unwrap_or_else<F>(self, f: F) -> UnwrapOrElse<Self, F> where
F: FnOnce(Self::Error) -> Self::Ok,

fn try_poll_unpin(
&mut self,
cx: &mut Context<'_>
) -> Poll<Result<Self::Ok, Self::Error>> where
Self: Unpin,

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

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> where
S: Into<Dispatch>,