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ScanDirection

nautilus_event_store::backend

Enum ScanDirection 

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pub enum ScanDirection {
    Forward,
    Reverse,
}
Expand description

Direction for a sequence-keyed scan.

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Forward

Forward scan: ascending seq.

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Reverse

Reverse scan: descending seq.

Trait Implementations§

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impl Clone for ScanDirection

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fn clone(&self) -> ScanDirection

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 Copy for ScanDirection

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impl Debug for ScanDirection

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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 Eq for ScanDirection

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impl PartialEq for ScanDirection

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fn eq(&self, other: &ScanDirection) -> 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 StructuralPartialEq for ScanDirection

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impl<T> Allocation for T
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impl<T> Any for T
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Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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fn borrow_mut(&mut self) -> &mut T

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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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fn dyn_eq(&self, other: &(dyn Any + 'static)) -> bool

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

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impl<Q, K> Equivalent<K> for Q
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fn equivalent(&self, key: &K) -> bool

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fn from(t: T) -> T

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

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Create a new Policy that returns [Action::Follow] only if self and other return Action::Follow. Read more
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Performs the conversion.
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