[−][src]Struct futures::future::Join3

[+] Show declaration

[+] Expand attributes
#[must_use = "futures do nothing unless polled"]
pub struct Join3<Fut1, Fut2, Fut3> where
    Fut1: Future,
    Fut2: Future,
    Fut3: Future,  { /* fields omitted */ }

[−]

Future for the join3 function.

Trait Implementations

`impl<Fut1, Fut2, Fut3> Debug for Join3<Fut1, Fut2, Fut3> where Fut1: Future + Debug, Fut2: Future + Debug, Fut3: Future + Debug, <Fut1 as Future>::Output: Debug, <Fut2 as Future>::Output: Debug, <Fut3 as Future>::Output: Debug,` [src][+]

[+] Show hidden undocumented items

`fn fmt(&self, fmt: &mut Formatter) -> Result<(), Error>`[src][+]

`impl<Fut1, Fut2, Fut3> Future for Join3<Fut1, Fut2, Fut3> where Fut1: Future, Fut2: Future, Fut3: Future,` [src][+]

[+] Show hidden undocumented items

`type Output = (<Fut1 as Future>::Output, <Fut2 as Future>::Output, <Fut3 as Future>::Output)`

The type of value produced on completion.

`fn poll( self: Pin<&mut Join3<Fut1, Fut2, Fut3>>, cx: &mut Context ) -> Poll<<Join3<Fut1, Fut2, Fut3> as Future>::Output>`[src][+]

Auto Trait Implementations

`impl<Fut1, Fut2, Fut3> Send for Join3<Fut1, Fut2, Fut3> where Fut1: Send, Fut2: Send, Fut3: Send, <Fut1 as Future>::Output: Send, <Fut2 as Future>::Output: Send, <Fut3 as Future>::Output: Send,`

`impl<Fut1, Fut2, Fut3> Sync for Join3<Fut1, Fut2, Fut3> where Fut1: Sync, Fut2: Sync, Fut3: Sync, <Fut1 as Future>::Output: Sync, <Fut2 as Future>::Output: Sync, <Fut3 as Future>::Output: Sync,`

Blanket Implementations

`impl<T> From for T`[src][+]

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`fn from(t: T) -> T`[src][+]

`impl<T, U> Into for T where U: From<T>,` [src][+]

[+] Show hidden undocumented items

`fn into(self) -> U`[src][+]

`impl<T, U> TryFrom for T where U: Into<T>,` [src][+]

[+] Show hidden undocumented items

`type Error = Infallible`

The type returned in the event of a conversion error.

`fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>`[src][+]

`impl<T> Borrow for T where T: ?Sized,` [src][+]

[+] Show hidden undocumented items

ⓘImportant traits for &'_ mut F
Important traits for &'_ mut F
`impl<'_, F> Future for &'_ mut F where F: Unpin + Future + ?Sized, type Output = <F as Future>::Output;`
`fn borrow(&self) -> &T`[src][+]

`impl<T> Any for T where T: 'static + ?Sized,` [src][+]

[+] Show hidden undocumented items

`fn type_id(&self) -> TypeId`[src][+]

`impl<T> BorrowMut for T where T: ?Sized,` [src][+]

[+] Show hidden undocumented items

ⓘImportant traits for &'_ mut F
Important traits for &'_ mut F
`impl<'_, F> Future for &'_ mut F where F: Unpin + Future + ?Sized, type Output = <F as Future>::Output;`
`fn borrow_mut(&mut self) -> &mut T`[src][+]

`impl<T, U> TryInto for T where U: TryFrom<T>,` [src][+]

[+] Show hidden undocumented items

`type Error = >::Error`

The type returned in the event of a conversion error.

`fn try_into(self) -> Result<U, >::Error>`[src][+]

`impl<T> FutureExt for T where T: Future + ?Sized,` [src][+]

ⓘImportant traits for Map<Fut, F>
Important traits for Map<Fut, F>
`impl<Fut, F, T> Future for Map<Fut, F> where F: FnOnce(<Fut as Future>::Output) -> T, Fut: Future, type Output = T;`
`fn map<U, F>(self, f: F) -> Map<Self, F> where F: FnOnce(Self::Output) -> U,` [src][+]

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

ⓘImportant traits for Then<Fut1, Fut2, F>
Important traits for Then<Fut1, Fut2, F>
`impl<Fut1, Fut2, F> Future for Then<Fut1, Fut2, F> where F: FnOnce(<Fut1 as Future>::Output) -> Fut2, Fut1: Future, Fut2: Future, type Output = <Fut2 as Future>::Output;`
`fn then<Fut, F>(self, f: F) -> Then<Self, Fut, F> where F: FnOnce(Self::Output) -> Fut, Fut: Future,` [src][+]

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

ⓘImportant traits for Either<A, B>
Important traits for Either<A, B>
`impl<A, B> Future for Either<A, B> where A: Future, B: Future<Output = <A as Future>::Output>, type Output = <A as Future>::Output;`
`fn left_future(self) -> Either<Self, B> where B: Future<Output = Self::Output>,` [src][+]

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

ⓘImportant traits for Either<A, B>
Important traits for Either<A, B>
`impl<A, B> Future for Either<A, B> where A: Future, B: Future<Output = <A as Future>::Output>, type Output = <A as Future>::Output;`
`fn right_future<A>(self) -> Either<A, Self> where A: Future<Output = Self::Output>,` [src][+]

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

`fn into_stream(self) -> IntoStream<Self>`[src][+]

Convert this future into a single element stream. Read more

ⓘImportant traits for Flatten<Fut>
Important traits for Flatten<Fut>
`impl<Fut> Future for Flatten<Fut> where Fut: Future, <Fut as Future>::Output: Future, type Output = <<Fut as Future>::Output as Future>::Output;`
`fn flatten(self) -> Flatten<Self> where Self::Output: Future,` [src][+]

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

`fn flatten_stream(self) -> FlattenStream<Self> where Self::Output: Stream,` [src][+]

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

ⓘImportant traits for Fuse<Fut>
Important traits for Fuse<Fut>
`impl<Fut> Future for Fuse<Fut> where Fut: Future, type Output = <Fut as Future>::Output;`
`fn fuse(self) -> Fuse<Self>`[src][+]

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

ⓘImportant traits for Inspect<Fut, F>
Important traits for Inspect<Fut, F>
`impl<Fut, F> Future for Inspect<Fut, F> where F: FnOnce(&<Fut as Future>::Output), Fut: Future, type Output = <Fut as Future>::Output;`
`fn inspect<F>(self, f: F) -> Inspect<Self, F> where F: FnOnce(&Self::Output),` [src][+]

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

ⓘImportant traits for CatchUnwind<Fut>
Important traits for CatchUnwind<Fut>
`impl<Fut> Future for CatchUnwind<Fut> where Fut: Future + UnwindSafe, type Output = Result<<Fut as Future>::Output, Box<dyn Any + 'static + Send>>;`
`fn catch_unwind(self) -> CatchUnwind<Self> where Self: UnwindSafe,` [src][+]

Catches unwinding panics while polling the future. Read more

ⓘImportant traits for Shared<Fut>
Important traits for Shared<Fut>
`impl<Fut> Future for Shared<Fut> where Fut: Future, <Fut as Future>::Output: Clone, type Output = <Fut as Future>::Output;`
`fn shared(self) -> Shared<Self> where Self::Output: Clone,` [src][+]

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

`fn remote_handle(self) -> (Remote<Self>, RemoteHandle<Self::Output>)`[src][+]

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

ⓘImportant traits for Pin
Important traits for Pin
`impl Future for Pin where P: Unpin + DerefMut, ::Target: Future, type Output = <::Target as Future>::Output;`
`fn boxed<'a>(self) -> Pin<Box<dyn Future<Output = Self::Output> + 'a + Send>> where Self: Send + 'a,` [src][+]

Wrap the future in a Box, pinning it.

ⓘImportant traits for UnitError<Fut>
Important traits for UnitError<Fut>
`impl<Fut, T> Future for UnitError<Fut> where Fut: Future<Output = T>, type Output = Result<T, ()>;`
`fn unit_error(self) -> UnitError<Self>`[src][+]

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

ⓘImportant traits for NeverError<Fut>
Important traits for NeverError<Fut>
`impl<Fut, T> Future for NeverError<Fut> where Fut: Future<Output = T>, type Output = Result<T, !>;`
`fn never_error(self) -> NeverError<Self>`[src][+]

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

`fn poll_unpin(&mut self, cx: &mut Context) -> Poll<Self::Output> where Self: Unpin,` [src][+]

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

[−][src]Struct futures::future::Join3

Trait Implementations

impl<Fut1, Fut2, Fut3> Debug for Join3<Fut1, Fut2, Fut3> where Fut1: Future + Debug, Fut2: Future + Debug, Fut3: Future + Debug, <Fut1 as Future>::Output: Debug, <Fut2 as Future>::Output: Debug, <Fut3 as Future>::Output: Debug, [src][+]

fn fmt(&self, fmt: &mut Formatter) -> Result<(), Error>[src][+]

impl<Fut1, Fut2, Fut3> Future for Join3<Fut1, Fut2, Fut3> where Fut1: Future, Fut2: Future, Fut3: Future, [src][+]

type Output = (<Fut1 as Future>::Output, <Fut2 as Future>::Output, <Fut3 as Future>::Output)

fn poll( self: Pin<&mut Join3<Fut1, Fut2, Fut3>>, cx: &mut Context) -> Poll<<Join3<Fut1, Fut2, Fut3> as Future>::Output>[src][+]

Auto Trait Implementations

impl<Fut1, Fut2, Fut3> Send for Join3<Fut1, Fut2, Fut3> where Fut1: Send, Fut2: Send, Fut3: Send, <Fut1 as Future>::Output: Send, <Fut2 as Future>::Output: Send, <Fut3 as Future>::Output: Send,

impl<Fut1, Fut2, Fut3> Sync for Join3<Fut1, Fut2, Fut3> where Fut1: Sync, Fut2: Sync, Fut3: Sync, <Fut1 as Future>::Output: Sync, <Fut2 as Future>::Output: Sync, <Fut3 as Future>::Output: Sync,

Blanket Implementations

impl<T> From for T[src][+]

fn from(t: T) -> T[src][+]

impl<T, U> Into for T where U: From<T>, [src][+]

fn into(self) -> U[src][+]

impl<T, U> TryFrom for T where U: Into<T>, [src][+]

type Error = Infallible

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>[src][+]

impl<T> Borrow for T where T: ?Sized, [src][+]

ⓘImportant traits for &'_ mut FImportant traits for &'_ mut Fimpl<'_, F> Future for &'_ mut F where F: Unpin + Future + ?Sized, type Output = <F as Future>::Output;fn borrow(&self) -> &T[src][+]

Important traits for &'_ mut F

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

fn type_id(&self) -> TypeId[src][+]

impl<T> BorrowMut for T where T: ?Sized, [src][+]

ⓘImportant traits for &'_ mut FImportant traits for &'_ mut Fimpl<'_, F> Future for &'_ mut F where F: Unpin + Future + ?Sized, type Output = <F as Future>::Output;fn borrow_mut(&mut self) -> &mut T[src][+]

Important traits for &'_ mut F

impl<T, U> TryInto for T where U: TryFrom<T>, [src][+]

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

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>[src][+]

impl<T> FutureExt for T where T: Future + ?Sized, [src][+]

ⓘImportant traits for Map<Fut, F>Important traits for Map<Fut, F>impl<Fut, F, T> Future for Map<Fut, F> where F: FnOnce(<Fut as Future>::Output) -> T, Fut: Future, type Output = T;fn map<U, F>(self, f: F) -> Map<Self, F> where F: FnOnce(Self::Output) -> U, [src][+]

Important traits for Map<Fut, F>

Important traits for Then<Fut1, Fut2, F>

ⓘImportant traits for Either<A, B>Important traits for Either<A, B>impl<A, B> Future for Either<A, B> where A: Future, B: Future<Output = <A as Future>::Output>, type Output = <A as Future>::Output;fn left_future<B>(self) -> Either<Self, B> where B: Future<Output = Self::Output>, [src][+]

Important traits for Either<A, B>

ⓘImportant traits for Either<A, B>Important traits for Either<A, B>impl<A, B> Future for Either<A, B> where A: Future, B: Future<Output = <A as Future>::Output>, type Output = <A as Future>::Output;fn right_future<A>(self) -> Either<A, Self> where A: Future<Output = Self::Output>, [src][+]

Important traits for Either<A, B>

fn into_stream(self) -> IntoStream<Self>[src][+]

ⓘImportant traits for Flatten<Fut>Important traits for Flatten<Fut>impl<Fut> Future for Flatten<Fut> where Fut: Future, <Fut as Future>::Output: Future, type Output = <<Fut as Future>::Output as Future>::Output;fn flatten(self) -> Flatten<Self> where Self::Output: Future, [src][+]

Important traits for Flatten<Fut>

fn flatten_stream(self) -> FlattenStream<Self> where Self::Output: Stream, [src][+]

ⓘImportant traits for Fuse<Fut>Important traits for Fuse<Fut>impl<Fut> Future for Fuse<Fut> where Fut: Future, type Output = <Fut as Future>::Output;fn fuse(self) -> Fuse<Self>[src][+]

Important traits for Fuse<Fut>

ⓘImportant traits for Inspect<Fut, F>Important traits for Inspect<Fut, F>impl<Fut, F> Future for Inspect<Fut, F> where F: FnOnce(&<Fut as Future>::Output), Fut: Future, type Output = <Fut as Future>::Output;fn inspect<F>(self, f: F) -> Inspect<Self, F> where F: FnOnce(&Self::Output), [src][+]

Important traits for Inspect<Fut, F>

ⓘImportant traits for CatchUnwind<Fut>Important traits for CatchUnwind<Fut>impl<Fut> Future for CatchUnwind<Fut> where Fut: Future + UnwindSafe, type Output = Result<<Fut as Future>::Output, Box<dyn Any + 'static + Send>>;fn catch_unwind(self) -> CatchUnwind<Self> where Self: UnwindSafe, [src][+]

Important traits for CatchUnwind<Fut>

ⓘImportant traits for Shared<Fut>Important traits for Shared<Fut>impl<Fut> Future for Shared<Fut> where Fut: Future, <Fut as Future>::Output: Clone, type Output = <Fut as Future>::Output;fn shared(self) -> Shared<Self> where Self::Output: Clone, [src][+]

Important traits for Shared<Fut>

fn remote_handle(self) -> (Remote<Self>, RemoteHandle<Self::Output>)[src][+]

Important traits for Pin<P>

ⓘImportant traits for UnitError<Fut>Important traits for UnitError<Fut>impl<Fut, T> Future for UnitError<Fut> where Fut: Future<Output = T>, type Output = Result<T, ()>;fn unit_error(self) -> UnitError<Self>[src][+]

Important traits for UnitError<Fut>

ⓘImportant traits for NeverError<Fut>Important traits for NeverError<Fut>impl<Fut, T> Future for NeverError<Fut> where Fut: Future<Output = T>, type Output = Result<T, !>;fn never_error(self) -> NeverError<Self>[src][+]

Important traits for NeverError<Fut>

fn poll_unpin(&mut self, cx: &mut Context) -> Poll<Self::Output> where Self: Unpin, [src][+]

`impl<Fut1, Fut2, Fut3> Debug for Join3<Fut1, Fut2, Fut3> where Fut1: Future + Debug, Fut2: Future + Debug, Fut3: Future + Debug, <Fut1 as Future>::Output: Debug, <Fut2 as Future>::Output: Debug, <Fut3 as Future>::Output: Debug,` [src][+]

`fn fmt(&self, fmt: &mut Formatter) -> Result<(), Error>`[src][+]

`impl<Fut1, Fut2, Fut3> Future for Join3<Fut1, Fut2, Fut3> where Fut1: Future, Fut2: Future, Fut3: Future,` [src][+]

`type Output = (<Fut1 as Future>::Output, <Fut2 as Future>::Output, <Fut3 as Future>::Output)`

`fn poll( self: Pin<&mut Join3<Fut1, Fut2, Fut3>>, cx: &mut Context ) -> Poll<<Join3<Fut1, Fut2, Fut3> as Future>::Output>`[src][+]

`impl<Fut1, Fut2, Fut3> Send for Join3<Fut1, Fut2, Fut3> where Fut1: Send, Fut2: Send, Fut3: Send, <Fut1 as Future>::Output: Send, <Fut2 as Future>::Output: Send, <Fut3 as Future>::Output: Send,`

`impl<Fut1, Fut2, Fut3> Sync for Join3<Fut1, Fut2, Fut3> where Fut1: Sync, Fut2: Sync, Fut3: Sync, <Fut1 as Future>::Output: Sync, <Fut2 as Future>::Output: Sync, <Fut3 as Future>::Output: Sync,`

`impl<T> From for T`[src][+]

`fn from(t: T) -> T`[src][+]

`impl<T, U> Into for T where U: From<T>,` [src][+]

`fn into(self) -> U`[src][+]

`impl<T, U> TryFrom for T where U: Into<T>,` [src][+]

`type Error = Infallible`

`fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>`[src][+]

`impl<T> Borrow for T where T: ?Sized,` [src][+]

ⓘImportant traits for &'_ mut F
Important traits for &'_ mut F
`impl<'_, F> Future for &'_ mut F where F: Unpin + Future + ?Sized, type Output = <F as Future>::Output;`
`fn borrow(&self) -> &T`[src][+]

`impl<T> Any for T where T: 'static + ?Sized,` [src][+]

`fn type_id(&self) -> TypeId`[src][+]

`impl<T> BorrowMut for T where T: ?Sized,` [src][+]

ⓘImportant traits for &'_ mut F
Important traits for &'_ mut F
`impl<'_, F> Future for &'_ mut F where F: Unpin + Future + ?Sized, type Output = <F as Future>::Output;`
`fn borrow_mut(&mut self) -> &mut T`[src][+]

`impl<T, U> TryInto for T where U: TryFrom<T>,` [src][+]

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

`fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>`[src][+]

`impl<T> FutureExt for T where T: Future + ?Sized,` [src][+]

ⓘImportant traits for Map<Fut, F>
Important traits for Map<Fut, F>
`impl<Fut, F, T> Future for Map<Fut, F> where F: FnOnce(<Fut as Future>::Output) -> T, Fut: Future, type Output = T;`
`fn map<U, F>(self, f: F) -> Map<Self, F> where F: FnOnce(Self::Output) -> U,` [src][+]

ⓘImportant traits for Either<A, B>
Important traits for Either<A, B>
`impl<A, B> Future for Either<A, B> where A: Future, B: Future<Output = <A as Future>::Output>, type Output = <A as Future>::Output;`
`fn left_future<B>(self) -> Either<Self, B> where B: Future<Output = Self::Output>,` [src][+]

ⓘImportant traits for Either<A, B>
Important traits for Either<A, B>
`impl<A, B> Future for Either<A, B> where A: Future, B: Future<Output = <A as Future>::Output>, type Output = <A as Future>::Output;`
`fn right_future<A>(self) -> Either<A, Self> where A: Future<Output = Self::Output>,` [src][+]

`fn into_stream(self) -> IntoStream<Self>`[src][+]

ⓘImportant traits for Flatten<Fut>
Important traits for Flatten<Fut>
`impl<Fut> Future for Flatten<Fut> where Fut: Future, <Fut as Future>::Output: Future, type Output = <<Fut as Future>::Output as Future>::Output;`
`fn flatten(self) -> Flatten<Self> where Self::Output: Future,` [src][+]

`fn flatten_stream(self) -> FlattenStream<Self> where Self::Output: Stream,` [src][+]

ⓘImportant traits for Fuse<Fut>
Important traits for Fuse<Fut>
`impl<Fut> Future for Fuse<Fut> where Fut: Future, type Output = <Fut as Future>::Output;`
`fn fuse(self) -> Fuse<Self>`[src][+]

ⓘImportant traits for Shared<Fut>
Important traits for Shared<Fut>
`impl<Fut> Future for Shared<Fut> where Fut: Future, <Fut as Future>::Output: Clone, type Output = <Fut as Future>::Output;`
`fn shared(self) -> Shared<Self> where Self::Output: Clone,` [src][+]

`fn remote_handle(self) -> (Remote<Self>, RemoteHandle<Self::Output>)`[src][+]

ⓘImportant traits for UnitError<Fut>
Important traits for UnitError<Fut>
`impl<Fut, T> Future for UnitError<Fut> where Fut: Future<Output = T>, type Output = Result<T, ()>;`
`fn unit_error(self) -> UnitError<Self>`[src][+]

ⓘImportant traits for NeverError<Fut>
Important traits for NeverError<Fut>
`impl<Fut, T> Future for NeverError<Fut> where Fut: Future<Output = T>, type Output = Result<T, !>;`
`fn never_error(self) -> NeverError<Self>`[src][+]

`fn poll_unpin(&mut self, cx: &mut Context) -> Poll<Self::Output> where Self: Unpin,` [src][+]