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Store

Struct Store 

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pub struct Store<S, M> { /* private fields */ }
Expand description

Cloneable dispatch handle for a running Runtime.

update runs on the runtime thread — actions are never applied synchronously inside send, so reducers cannot re-enter themselves from the caller’s stack (UDF parity).

See also RwStore and, with the arc-swap feature, SwapStore.

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impl<S, M> Store<S, M>
where S: Send + Sync + Clone + 'static, M: Send + 'static,

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pub fn send(&self, action: M) -> StoreTask

Dispatch an action and return a handle that completes when its effects finish.

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pub fn dispatch(&self, action: M)

Fire-and-forget dispatch.

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pub fn state(&self) -> S

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pub fn binding(&self) -> StateBinding<S>

Zero-copy read/write handle to store state (no clone of S).

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pub fn cancel(&self, id: EffectId)

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pub fn subscribe_state(&self) -> StateSubscriber<S>
where S: Clone + PartialEq,

Subscribe to deduplicated Arc state snapshots (skips consecutive equal states).

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pub fn subscribe_changes(&self) -> ChangeSubscriber<S>
where S: FieldDiff + Hash,

Subscribe to field-level change signals without cloning whole state.

Dedup uses root + per-field hashes (FieldDiff); subscribers read changed fields on demand via keypaths / StateBinding.

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pub fn scope<CS, CM, AK, SK>( &self, state_kp: SK, action_kp: AK, ) -> ScopedStore<S, M, CS, CM, AK, SK>
where CS: Clone + PartialEq + Send + Sync + 'static, CM: Clone + Send + 'static, S: 'static, M: 'static, AK: Casepath<M, CM> + Clone + Send + Sync + 'static, SK: RefKpTrait<S, CS> + Clone,

Focus a child store via state and action casepaths (see crate::optics).

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impl<S, M> Clone for Store<S, M>
where S: Send + 'static, M: Send + 'static,

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fn clone(&self) -> Self

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

Auto Trait Implementations§

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impl<S, M> !RefUnwindSafe for Store<S, M>

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impl<S, M> !UnwindSafe for Store<S, M>

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impl<S, M> Freeze for Store<S, M>

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impl<S, M> Send for Store<S, M>
where S: Send + Sync, M: Send,

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impl<S, M> Sync for Store<S, M>
where S: Send + Sync, M: Send,

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impl<S, M> Unpin for Store<S, M>

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impl<S, M> UnsafeUnpin for Store<S, M>

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