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ComposedTraversal

karpal_std::prelude

Struct ComposedTraversal 

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pub struct ComposedTraversal<S, T, A, B> { /* private fields */ }
Expand description

A composed traversal using boxed closures.

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impl<S, T, A, B> ComposedTraversal<S, T, A, B>

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pub fn get_all(&self, s: &S) -> Vec<A>

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pub fn over(&self, s: S, f: impl Fn(A) -> B) -> T

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pub fn set(&self, s: S, b: B) -> T
where B: Clone,

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impl<S, T, A, B> Optic for ComposedTraversal<S, T, A, B>

Auto Trait Implementations§

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impl<S, T, A, B> !RefUnwindSafe for ComposedTraversal<S, T, A, B>

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impl<S, T, A, B> !Send for ComposedTraversal<S, T, A, B>

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impl<S, T, A, B> !Sync for ComposedTraversal<S, T, A, B>

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impl<S, T, A, B> !UnwindSafe for ComposedTraversal<S, T, A, B>

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impl<S, T, A, B> Freeze for ComposedTraversal<S, T, A, B>

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impl<S, T, A, B> Unpin for ComposedTraversal<S, T, A, B>

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impl<S, T, A, B> UnsafeUnpin for ComposedTraversal<S, T, A, B>

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, 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.