UseId

waterui_core::id

Struct UseId 

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pub struct UseId<T, F> { /* private fields */ }
Expand description

A wrapper that provides identity to a value through a function.

This allows attaching identity behavior to any type by providing a function to extract an ID from the wrapped value.

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impl<T, F> UseId<T, F>

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pub const fn new(value: T, f: F) -> Self

Creates a new UseId instance wrapping the given value and function.

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pub fn into_inner(self) -> T

Consumes the wrapper and returns the inner value.

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impl<T: Debug, F: Debug> Debug for UseId<T, F>

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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<T, F> Deref for UseId<T, F>

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type Target = T

The resulting type after dereferencing.
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fn deref(&self) -> &Self::Target

Dereferences the value.
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impl<T, F, Id> Identifiable for UseId<T, F>
where F: Fn(&T) -> Id, Id: Ord + Hash + Clone,

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fn id(&self) -> Self::Id

Applies the stored function to the wrapped value to generate an ID.

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type Id = Id

The type of ID to use, which must implement Hash and Ord traits.

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impl<T, F> Freeze for UseId<T, F>
where T: Freeze, F: Freeze,

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impl<T, F> RefUnwindSafe for UseId<T, F>
where T: RefUnwindSafe, F: RefUnwindSafe,

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impl<T, F> Send for UseId<T, F>
where T: Send, F: Send,

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impl<T, F> Sync for UseId<T, F>
where T: Sync, F: Sync,

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impl<T, F> Unpin for UseId<T, F>
where T: Unpin, F: Unpin,

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impl<T, F> UnwindSafe for UseId<T, F>
where T: UnwindSafe, F: UnwindSafe,

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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> IdentifiableExt for T

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fn use_id<F, Id>(self, f: F) -> UseId<Self, F>
where F: Fn(&Self) -> Id, Id: Ord + Hash,

Wraps the value in a UseId with the provided identification function.
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fn self_id(self) -> SelfId<Self>

Wraps the value in a SelfId, making the value serve as its own identifier.
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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<P, T> Receiver for P
where P: Deref<Target = T> + ?Sized, T: ?Sized,

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type Target = T

🔬This is a nightly-only experimental API. (arbitrary_self_types)
The target type on which the method may be called.
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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.