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Upsert

arctic::concurrent::map

Enum Upsert 

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pub enum Upsert<'g, K, V, S>
where
    K: Key,
    V: Value + 'g,
    S: Smr<K, V> + 'g,
{
    Success(Upserted<'g, K, V, S>),
    Break {
        old: Option<Shared<'g, K, V, S>>,
        new: Option<V>,
    },
}
Expand description

Outcome of a call to ConcurrentMap::upsert_with.

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Success(Upserted<'g, K, V, S>)

Value was successfully upserted.

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Break

Closure returned core::ops::ControlFlow::Break.

Fields

§old: Option<Shared<'g, K, V, S>>

Latest value observed by closure.

§new: Option<V>

Latest value passed as argument or returned from closure.

Auto Trait Implementations§

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impl<'g, K, V, S> Freeze for Upsert<'g, K, V, S>
where <V as Value>::Guard<<S as Smr<K, V>>::Guard<'g>>: Freeze, V: Freeze,

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impl<'g, K, V, S> RefUnwindSafe for Upsert<'g, K, V, S>
where <V as Value>::Guard<<S as Smr<K, V>>::Guard<'g>>: RefUnwindSafe, V: RefUnwindSafe,

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impl<'g, K, V, S> Send for Upsert<'g, K, V, S>
where <V as Value>::Guard<<S as Smr<K, V>>::Guard<'g>>: Send, V: Send,

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impl<'g, K, V, S> Sync for Upsert<'g, K, V, S>
where <V as Value>::Guard<<S as Smr<K, V>>::Guard<'g>>: Sync, V: Sync,

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impl<'g, K, V, S> Unpin for Upsert<'g, K, V, S>
where <V as Value>::Guard<<S as Smr<K, V>>::Guard<'g>>: Unpin, V: Unpin,

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impl<'g, K, V, S> UnsafeUnpin for Upsert<'g, K, V, S>
where <V as Value>::Guard<<S as Smr<K, V>>::Guard<'g>>: UnsafeUnpin, V: UnsafeUnpin,

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impl<'g, K, V, S> UnwindSafe for Upsert<'g, K, V, S>
where <V as Value>::Guard<<S as Smr<K, V>>::Guard<'g>>: UnwindSafe, V: UnwindSafe,

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> 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, S> SimdFrom<T, S> for T
where S: Simd,

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fn simd_from(_simd: S, value: T) -> T

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impl<F, T, S> SimdInto<T, S> for F
where T: SimdFrom<F, S>, S: Simd,

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fn simd_into(self, simd: S) -> T

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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.