Struct lens_rs::optics::Ok[][src]

pub struct Ok<Optic>(pub Optic);

Trait Implementations

impl<Optic> Clone for Ok<Optic> where
    Optic: Clone
[src]

impl<Optic> Copy for Ok<Optic> where
    Optic: Copy
[src]

impl<Optic> Debug for Ok<Optic> where
    Optic: Debug
[src]

impl<Optic> Eq for Ok<Optic> where
    Optic: Eq
[src]

impl<Optic> PartialEq<Ok<Optic>> for Ok<Optic> where
    Optic: PartialEq<Optic>, 
[src]

impl<__Image, __Opt, A> Prism<Ok<__Opt>, __Image> for (A,)[src]

impl<__Image, __Opt, A, B> Prism<Ok<__Opt>, __Image> for (A, B)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K> Prism<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L> Prism<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M> Prism<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N> Prism<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O> Prism<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P> Prism<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q> Prism<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q)[src]

impl<__Opt, __Image, T> Prism<Ok<__Opt>, __Image> for Option<T>[src]

impl<__Image, __Opt, A, B, C> Prism<Ok<__Opt>, __Image> for (A, B, C)[src]

impl<__Image, __Opt, A, B, C, D> Prism<Ok<__Opt>, __Image> for (A, B, C, D)[src]

impl<__Image, __Opt, A, B, C, D, E> Prism<Ok<__Opt>, __Image> for (A, B, C, D, E)[src]

impl<__Image, __Opt, A, B, C, D, E, F> Prism<Ok<__Opt>, __Image> for (A, B, C, D, E, F)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G> Prism<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H> Prism<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I> Prism<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J> Prism<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J)[src]

impl<__Pm, __Image, T, E> Prism<Ok<__Pm>, __Image> for Result<T, E> where
    T: Prism<__Pm, __Image>, 
[src]

impl<__Image, __Opt, A> PrismMut<Ok<__Opt>, __Image> for (A,) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B> PrismMut<Ok<__Opt>, __Image> for (A, B) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K> PrismMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L> PrismMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M> PrismMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N> PrismMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O> PrismMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P> PrismMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q> PrismMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q) where
    __Image: ?Sized
[src]

impl<__Opt, __Image, T> PrismMut<Ok<__Opt>, __Image> for Option<T> where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C> PrismMut<Ok<__Opt>, __Image> for (A, B, C) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D> PrismMut<Ok<__Opt>, __Image> for (A, B, C, D) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E> PrismMut<Ok<__Opt>, __Image> for (A, B, C, D, E) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F> PrismMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G> PrismMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H> PrismMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I> PrismMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J> PrismMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J) where
    __Image: ?Sized
[src]

impl<__Pm, __Image, T, E> PrismMut<Ok<__Pm>, __Image> for Result<T, E> where
    T: PrismMut<__Pm, __Image>,
    __Image: ?Sized
[src]

impl<__Image, __Opt, A> PrismRef<Ok<__Opt>, __Image> for (A,) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B> PrismRef<Ok<__Opt>, __Image> for (A, B) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K> PrismRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L> PrismRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M> PrismRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N> PrismRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O> PrismRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P> PrismRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q> PrismRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q) where
    __Image: ?Sized
[src]

impl<__Opt, __Image, T> PrismRef<Ok<__Opt>, __Image> for Option<T> where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C> PrismRef<Ok<__Opt>, __Image> for (A, B, C) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D> PrismRef<Ok<__Opt>, __Image> for (A, B, C, D) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E> PrismRef<Ok<__Opt>, __Image> for (A, B, C, D, E) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F> PrismRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G> PrismRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H> PrismRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I> PrismRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J> PrismRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J) where
    __Image: ?Sized
[src]

impl<__Pm, __Image, T, E> PrismRef<Ok<__Pm>, __Image> for Result<T, E> where
    T: PrismRef<__Pm, __Image>,
    __Image: ?Sized
[src]

impl<__Rv, __Image, T, E> Review<Ok<__Rv>, __Image> for Result<T, E> where
    T: Review<__Rv, __Image>, 
[src]

impl<Optic> StructuralEq for Ok<Optic>[src]

impl<Optic> StructuralPartialEq for Ok<Optic>[src]

impl<__Image, __Opt, A> Traversal<Ok<__Opt>, __Image> for (A,)[src]

impl<__Image, __Opt, A, B> Traversal<Ok<__Opt>, __Image> for (A, B)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K> Traversal<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L> Traversal<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M> Traversal<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N> Traversal<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O> Traversal<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P> Traversal<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q> Traversal<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q)[src]

impl<__Opt, __Image, T> Traversal<Ok<__Opt>, __Image> for Option<T>[src]

impl<__Image, __Opt, A, B, C> Traversal<Ok<__Opt>, __Image> for (A, B, C)[src]

impl<__Image, __Opt, A, B, C, D> Traversal<Ok<__Opt>, __Image> for (A, B, C, D)[src]

impl<__Image, __Opt, A, B, C, D, E> Traversal<Ok<__Opt>, __Image> for (A, B, C, D, E)[src]

impl<__Image, __Opt, A, B, C, D, E, F> Traversal<Ok<__Opt>, __Image> for (A, B, C, D, E, F)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G> Traversal<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H> Traversal<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I> Traversal<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I)[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J> Traversal<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J)[src]

impl<__Tr, __Image, T, E> Traversal<Ok<__Tr>, __Image> for Result<T, E> where
    T: Traversal<__Tr, __Image>, 
[src]

impl<__Image, __Opt, A> TraversalMut<Ok<__Opt>, __Image> for (A,) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B> TraversalMut<Ok<__Opt>, __Image> for (A, B) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K> TraversalMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L> TraversalMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M> TraversalMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N> TraversalMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O> TraversalMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P> TraversalMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q> TraversalMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q) where
    __Image: ?Sized
[src]

impl<__Opt, __Image, T> TraversalMut<Ok<__Opt>, __Image> for Option<T> where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C> TraversalMut<Ok<__Opt>, __Image> for (A, B, C) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D> TraversalMut<Ok<__Opt>, __Image> for (A, B, C, D) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E> TraversalMut<Ok<__Opt>, __Image> for (A, B, C, D, E) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F> TraversalMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G> TraversalMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H> TraversalMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I> TraversalMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J> TraversalMut<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J) where
    __Image: ?Sized
[src]

impl<__Tr, __Image, T, E> TraversalMut<Ok<__Tr>, __Image> for Result<T, E> where
    T: TraversalMut<__Tr, __Image>,
    __Image: ?Sized
[src]

impl<__Image, __Opt, A> TraversalRef<Ok<__Opt>, __Image> for (A,) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B> TraversalRef<Ok<__Opt>, __Image> for (A, B) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K> TraversalRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L> TraversalRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M> TraversalRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N> TraversalRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O> TraversalRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P> TraversalRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q> TraversalRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q) where
    __Image: ?Sized
[src]

impl<__Opt, __Image, T> TraversalRef<Ok<__Opt>, __Image> for Option<T> where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C> TraversalRef<Ok<__Opt>, __Image> for (A, B, C) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D> TraversalRef<Ok<__Opt>, __Image> for (A, B, C, D) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E> TraversalRef<Ok<__Opt>, __Image> for (A, B, C, D, E) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F> TraversalRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G> TraversalRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H> TraversalRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I> TraversalRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I) where
    __Image: ?Sized
[src]

impl<__Image, __Opt, A, B, C, D, E, F, G, H, I, J> TraversalRef<Ok<__Opt>, __Image> for (A, B, C, D, E, F, G, H, I, J) where
    __Image: ?Sized
[src]

impl<__Tr, __Image, T, E> TraversalRef<Ok<__Tr>, __Image> for Result<T, E> where
    T: TraversalRef<__Tr, __Image>,
    __Image: ?Sized
[src]

Auto Trait Implementations

impl<Optic> RefUnwindSafe for Ok<Optic> where
    Optic: RefUnwindSafe

impl<Optic> Send for Ok<Optic> where
    Optic: Send

impl<Optic> Sync for Ok<Optic> where
    Optic: Sync

impl<Optic> Unpin for Ok<Optic> where
    Optic: Unpin

impl<Optic> UnwindSafe for Ok<Optic> where
    Optic: UnwindSafe

Blanket Implementations

impl<T> Any for T where
    T: 'static + ?Sized
[src]

impl<T> Borrow<T> for T where
    T: ?Sized
[src]

impl<T> BorrowMut<T> for T where
    T: ?Sized
[src]

impl<T> From<T> for T[src]

impl<T, U> Into<U> for T where
    U: From<T>, 
[src]

impl<T> Prism<__, T> for T[src]

impl<T> PrismMut<__, T> for T where
    T: ?Sized
[src]

impl<T> PrismRef<__, T> for T where
    T: ?Sized
[src]

impl<Image, T> Review<__, Image> for T where
    T: From<Image>, 
[src]

impl<T> ToOwned for T where
    T: Clone
[src]

type Owned = T

The resulting type after obtaining ownership.

impl<T> Traversal<__, T> for T[src]

impl<T> TraversalMut<__, T> for T where
    T: ?Sized
[src]

impl<T> TraversalRef<__, T> for T where
    T: ?Sized
[src]

impl<T, U> TryFrom<U> for T where
    U: Into<T>, 
[src]

type Error = Infallible

The type returned in the event of a conversion error.

impl<T, U> TryInto<U> for T where
    U: TryFrom<T>, 
[src]

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.