ProjectionPosition

allframe_core::cqrs

Struct ProjectionPosition 

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pub struct ProjectionPosition {
    pub version: u64,
    pub updated_at: SystemTime,
}
Available on crate feature cqrs only.
Expand description

Position tracker for projection consistency

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§version: u64

Last event version processed by this projection

§updated_at: SystemTime

Timestamp of last update

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impl ProjectionPosition

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pub fn initial() -> Self

Create a new position at version 0

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pub fn advance(&mut self, version: u64)

Update to a new version

Trait Implementations§

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impl Clone for ProjectionPosition

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fn clone(&self) -> ProjectionPosition

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

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

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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 ProjectionPosition

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

Tests for self and other values to be equal, and is used by ==.
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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 Copy for ProjectionPosition

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impl Eq for ProjectionPosition

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impl StructuralPartialEq for ProjectionPosition

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

🔬This is a nightly-only experimental API. (clone_to_uninit)
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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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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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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

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

Checks if this value is equivalent to the given key. Read more
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const ALIGN: usize

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type Init = T

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