TryJoin4

headless_lms_models::re_exports::futures::prelude::future

Struct TryJoin4 

pub struct TryJoin4<Fut1, Fut2, Fut3, Fut4>
where
    Fut1: TryFuture,
    Fut2: TryFuture,
    Fut3: TryFuture,
    Fut4: TryFuture,
{
    Fut1: TryMaybeDone<Fut1>,
    Fut2: TryMaybeDone<Fut2>,
    Fut3: TryMaybeDone<Fut3>,
    Fut4: TryMaybeDone<Fut4>,
}
Expand description

Future for the try_join4 function.

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§Fut1: TryMaybeDone<Fut1>§Fut2: TryMaybeDone<Fut2>§Fut3: TryMaybeDone<Fut3>§Fut4: TryMaybeDone<Fut4>

Trait Implementations§

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impl<Fut1, Fut2, Fut3, Fut4> Debug for TryJoin4<Fut1, Fut2, Fut3, Fut4>
where Fut1: TryFuture + Debug, <Fut1 as TryFuture>::Ok: Debug, <Fut1 as TryFuture>::Error: Debug, Fut2: TryFuture + Debug, <Fut2 as TryFuture>::Ok: Debug, <Fut2 as TryFuture>::Error: Debug, Fut3: TryFuture + Debug, <Fut3 as TryFuture>::Ok: Debug, <Fut3 as TryFuture>::Error: Debug, Fut4: TryFuture + Debug, <Fut4 as TryFuture>::Ok: Debug, <Fut4 as TryFuture>::Error: Debug,

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

Formats the value using the given formatter. Read more
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impl<Fut1, Fut2, Fut3, Fut4> Future for TryJoin4<Fut1, Fut2, Fut3, Fut4>
where Fut1: TryFuture, Fut2: TryFuture<Error = <Fut1 as TryFuture>::Error>, Fut3: TryFuture<Error = <Fut1 as TryFuture>::Error>, Fut4: TryFuture<Error = <Fut1 as TryFuture>::Error>,

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type Output = Result<(<Fut1 as TryFuture>::Ok, <Fut2 as TryFuture>::Ok, <Fut3 as TryFuture>::Ok, <Fut4 as TryFuture>::Ok), <Fut1 as TryFuture>::Error>

The type of value produced on completion.
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fn poll( self: Pin<&mut TryJoin4<Fut1, Fut2, Fut3, Fut4>>, cx: &mut Context<'_>, ) -> Poll<<TryJoin4<Fut1, Fut2, Fut3, Fut4> as Future>::Output>

Attempts 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, Fut3, Fut4> Unpin for TryJoin4<Fut1, Fut2, Fut3, Fut4>
where Fut1: TryFuture, Fut2: TryFuture, Fut3: TryFuture, Fut4: TryFuture, <PinnedFieldsOfHelperStruct<__Origin<'__pin, Fut1, Fut2, Fut3, Fut4>> as PinnedFieldsOfHelperTrait>::Actual: Unpin,

Auto Trait Implementations§

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impl<Fut1, Fut2, Fut3, Fut4> Freeze for TryJoin4<Fut1, Fut2, Fut3, Fut4>
where Fut1: Freeze, <Fut1 as TryFuture>::Ok: Freeze, Fut2: Freeze, <Fut2 as TryFuture>::Ok: Freeze, Fut3: Freeze, <Fut3 as TryFuture>::Ok: Freeze, Fut4: Freeze, <Fut4 as TryFuture>::Ok: Freeze,

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impl<Fut1, Fut2, Fut3, Fut4> RefUnwindSafe for TryJoin4<Fut1, Fut2, Fut3, Fut4>
where Fut1: RefUnwindSafe, <Fut1 as TryFuture>::Ok: RefUnwindSafe, Fut2: RefUnwindSafe, <Fut2 as TryFuture>::Ok: RefUnwindSafe, Fut3: RefUnwindSafe, <Fut3 as TryFuture>::Ok: RefUnwindSafe, Fut4: RefUnwindSafe, <Fut4 as TryFuture>::Ok: RefUnwindSafe,

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impl<Fut1, Fut2, Fut3, Fut4> Send for TryJoin4<Fut1, Fut2, Fut3, Fut4>
where Fut1: Send, <Fut1 as TryFuture>::Ok: Send, Fut2: Send, <Fut2 as TryFuture>::Ok: Send, Fut3: Send, <Fut3 as TryFuture>::Ok: Send, Fut4: Send, <Fut4 as TryFuture>::Ok: Send,

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impl<Fut1, Fut2, Fut3, Fut4> Sync for TryJoin4<Fut1, Fut2, Fut3, Fut4>
where Fut1: Sync, <Fut1 as TryFuture>::Ok: Sync, Fut2: Sync, <Fut2 as TryFuture>::Ok: Sync, Fut3: Sync, <Fut3 as TryFuture>::Ok: Sync, Fut4: Sync, <Fut4 as TryFuture>::Ok: Sync,

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impl<Fut1, Fut2, Fut3, Fut4> UnwindSafe for TryJoin4<Fut1, Fut2, Fut3, Fut4>
where Fut1: UnwindSafe, <Fut1 as TryFuture>::Ok: UnwindSafe, Fut2: UnwindSafe, <Fut2 as TryFuture>::Ok: UnwindSafe, Fut3: UnwindSafe, <Fut3 as TryFuture>::Ok: UnwindSafe, Fut4: UnwindSafe, <Fut4 as TryFuture>::Ok: UnwindSafe,

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