Struct lens_rs::optics::_Err

pub struct _Err<Optic>(pub Optic);

Trait Implementations

impl<Optic: Clone> Clone for _Err<Optic>

fn clone(&self) -> _Err<Optic>

Returns a copy of the value.

pub fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<Optic: Copy> Copy for _Err<Optic>

impl<Optic: Debug> Debug for _Err<Optic>

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

Formats the value using the given formatter.

impl<Optic: Eq> Eq for _Err<Optic>

impl<Optic: PartialEq> PartialEq<_Err<Optic>> for _Err<Optic>

fn eq(&self, other: &_Err<Optic>) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &_Err<Optic>) -> bool

This method tests for !=.

impl<Pm, T, E> Prism<Result<T, E>> for _Err<Pm> where
    Pm: Prism<E>, 

fn pm(&self, source: Result<T, E>) -> Option<Self::To>

impl<Pm, T, E> PrismMut<Result<T, E>> for _Err<Pm> where
    Pm: PrismMut<E>, 

fn pm_mut<'a>(&self, source: &'a mut Result<T, E>) -> Option<&'a mut Self::To>

impl<Pm, T, E> PrismRef<Result<T, E>> for _Err<Pm> where
    Pm: PrismRef<E>, 

type To = Pm::To

fn pm_ref<'a>(&self, source: &'a Result<T, E>) -> Option<&'a Self::To>

impl<Rv, T, E> Review<Result<T, E>> for _Err<Rv> where
    Rv: Review<E>, 

type From = Rv::From

fn review(&self, from: Self::From) -> Result<T, E>

impl<Optic> StructuralEq for _Err<Optic>

impl<Optic> StructuralPartialEq for _Err<Optic>

impl<Tr, T, E> Traversal<Result<T, E>> for _Err<Tr> where
    Tr: Traversal<E>, 

fn traverse(&self, source: Result<T, E>) -> Vec<Self::To>

impl<Tr, T, E> TraversalMut<Result<T, E>> for _Err<Tr> where
    Tr: TraversalMut<E>, 

fn traverse_mut<'a>(
    &self,
    source: &'a mut Result<T, E>
) -> Vec<&'a mut Self::To>

impl<Tr, T, E> TraversalRef<Result<T, E>> for _Err<Tr> where
    Tr: TraversalRef<E>, 

type To = Tr::To

fn traverse_ref<'a>(&self, source: &'a Result<T, E>) -> Vec<&'a Self::To>