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Runtime

Struct Runtime 

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pub struct Runtime { /* private fields */ }
Expand description

Reactive renderer: mounts a root view, diffs trees, and collects Patches.

run owns a Runtime for you. Use this type directly only in tests or custom hosts that call flush_effects and apply patches themselves.

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impl Runtime

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pub fn new() -> Self

Empty runtime with no mounted root.

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pub fn mount(&mut self, f: impl Fn(&Cx) -> Element + 'static)

Mounts a single root view function (same shape as the closure passed to run).

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pub fn flush_effects(&mut self)

Re-runs dirty views, diffs against the previous tree, and queues patches.

Call after changing a Signal (or other tracked state), then take_patches.

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pub fn take_patches(&mut self) -> Vec<Patch>

Returns and clears patches produced since the last take_patches.

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pub fn flush_deferred_effects(&mut self)

Run mount-time use_effect hooks queued during render (after first paint).

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pub fn root_element(&self) -> Option<Element>

Frozen element tree after the last successful render (for RetainedTree::mount).

Trait Implementations§

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impl Default for Runtime

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fn default() -> Self

Returns the “default value” for a type. Read more

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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

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impl<T> BorrowMut<T> for T
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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> Downcast<T> for T

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fn downcast(&self) -> &T

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impl<T> Downcast for T
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Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.
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Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.
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impl<T> Instrument for T

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

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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Calls U::from(self).

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impl<T, U> TryInto<U> for T
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type Error = <U as TryFrom<T>>::Error

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