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ChangeSubscriber

rust_elm::runtime::store

Struct ChangeSubscriber 

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pub struct ChangeSubscriber<S>
where
    S: FieldDiff + Hash,
{ /* private fields */ }
Expand description

Iterator-like subscription to field change signals (no full-state clone).

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impl<S> ChangeSubscriber<S>
where S: FieldDiff + Hash,

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

Zero-copy binding to read changed fields after a signal.

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pub fn next(&mut self) -> Option<ChangeSet<S::Path>>

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pub fn wait_next(&mut self, timeout: Duration) -> Option<ChangeSet<S::Path>>

Auto Trait Implementations§

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impl<S> !RefUnwindSafe for ChangeSubscriber<S>

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impl<S> !UnwindSafe for ChangeSubscriber<S>

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impl<S> Freeze for ChangeSubscriber<S>

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impl<S> Send for ChangeSubscriber<S>
where S: Send,

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impl<S> Sync for ChangeSubscriber<S>
where S: Sync + Send,

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impl<S> Unpin for ChangeSubscriber<S>
where S: Unpin, <S as FieldDiff>::Path: Unpin,

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impl<S> UnsafeUnpin for ChangeSubscriber<S>

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> Same for T

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type Output = T

Should always be Self
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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