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RunOutcome

Enum RunOutcome 

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pub enum RunOutcome {
    Completed(CompletedRecord),
    Skipped(SkipRecord),
    Cancelled(CancelledRecord),
}
Expand description

Terminal state of one task in a crate::run_graph invocation.

Completed wraps a CompletedRecord for any task that the scheduler admitted into the lookup-then-spawn pipeline and that reached a run classification (EXEC-009); Skipped wraps a SkipRecord for any task the cascade marked do-not-schedule before admission (EXEC-010 / EXEC-011); Cancelled wraps a CancelledRecord for any task that the cancellation flow (EXEC-012..015) reached, either directly (signalled in flight, drained from the ready set) or via cascade.

run_task itself returns the bare CompletedRecord (never wrapped in this enum) because a single-task lifecycle has no cascade to inspect.

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Completed(CompletedRecord)

A task that ran to a CompletedRecord (succeeded or failed per EXEC-009).

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Skipped(SkipRecord)

A task the scheduler cascade-skipped before admission.

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Cancelled(CancelledRecord)

A task the cancellation flow caught at any point (in flight, on the ready set, or via cascade).

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impl RunOutcome

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pub fn task(&self) -> &TaskId

The task this outcome describes, available on every variant.

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impl Clone for RunOutcome

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fn clone(&self) -> RunOutcome

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for RunOutcome

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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 PartialEq for RunOutcome

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fn eq(&self, other: &RunOutcome) -> bool

Tests for self and other values to be equal, and is used by ==.
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Eq for RunOutcome

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impl StructuralPartialEq for RunOutcome

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Blanket Implementations§

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

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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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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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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V