vizia::prelude

Struct MapRef

pub struct MapRef<L, O>
where
    L: Lens,
{ /* private fields */ }

Trait Implementations§

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impl<L, O> Clone for MapRef<L, O>
where L: Lens, O: 'static,

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fn clone(&self) -> MapRef<L, O>

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<L, O> Debug for MapRef<L, O>
where L: Lens, O: 'static,

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl<L, O> Lens for MapRef<L, O>
where L: Lens, O: 'static + Clone,

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type Source = <L as Lens>::Source

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type Target = O

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fn view<'a>( &self, source: &'a <MapRef<L, O> as Lens>::Source, ) -> Option<LensValue<'a, <MapRef<L, O> as Lens>::Target>>

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fn id(&self) -> StoreId

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impl<L, O> Copy for MapRef<L, O>
where L: Lens, O: 'static,

Auto Trait Implementations§

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impl<L, O> Freeze for MapRef<L, O>
where L: Freeze,

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impl<L, O> RefUnwindSafe for MapRef<L, O>
where L: RefUnwindSafe, O: RefUnwindSafe,

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impl<L, O> Send for MapRef<L, O>
where L: Send, O: Send,

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impl<L, O> Sync for MapRef<L, O>
where L: Sync, O: Sync,

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impl<L, O> Unpin for MapRef<L, O>
where L: Unpin, O: Unpin,

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impl<L, O> UnwindSafe for MapRef<L, O>
where L: UnwindSafe, O: UnwindSafe,

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> Downcast for T
where T: Any,

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fn into_any(self: Box<T>) -> Box<dyn Any>

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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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>

Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait.
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fn as_any(&self) -> &(dyn Any + 'static)

Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

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> DowncastSync for T
where T: Any + Send + Sync,

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fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + Sync + Send>

Convert Arc<Trait> (where Trait: Downcast) to Arc<Any>. Arc<Any> can then be further downcast into Arc<ConcreteType> where ConcreteType implements Trait.
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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> 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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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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> LensExt for T
where T: Lens,

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fn or<Other>(self, other: Other) -> OrLens<Self, Other>
where Other: Lens<Target = bool>, Self: Lens<Target = bool>,

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fn and<Other>(self, other: Other) -> AndLens<Self, Other>
where Other: Lens<Target = bool>, Self: Lens<Target = bool>,

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fn then<Other>(self, other: Other) -> Then<Self, Other>
where Other: Lens<Source = Self::Target>,

Used to construct a lens to some data contained within some other lensed data. Read more
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fn idx<T>(self, index: usize) -> Index<Self, T>
where T: 'static, Self::Target: Deref<Target = [T]>,

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fn map<O, F>(self, map: F) -> Map<Self, O>
where O: 'static, F: 'static + Fn(&Self::Target) -> O,

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fn map_ref<O, F>(self, map: F) -> MapRef<Self, O>
where O: 'static, F: 'static + Fn(&Self::Target) -> &O,

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fn unwrap<T>(self) -> Then<Self, UnwrapLens<T>>
where T: 'static, Self: Lens<Target = Option<T>>,

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fn into_lens<T>(self) -> Then<Self, IntoLens<Self::Target, T>>
where T: 'static, Self::Target: Clone + Into<T>,

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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<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a [WithDispatch] wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a [WithDispatch] wrapper. Read more