Trait rustz::lense::Lense

pub trait Lense {
    type Object;
    type Value;
    fn get(&self, obj: &Self::Object) -> Self::Value;
    fn set(&self, obj: &Self::Object, val: &Self::Value) -> Self::Object;
}

Associated Types

type Object

type Value

Required Methods

fn get(&self, obj: &Self::Object) -> Self::Value

fn set(&self, obj: &Self::Object, val: &Self::Value) -> Self::Object

Implementors

• impl<O, V, G, S> Lense for L<O, V, G, S> where
    G: Fn(&O) -> V,
    S: Fn(&O, &V) -> O,  type Object = O; type Value = V;
• impl<'composite, OUTER, INNER, VALUE, L1, L2> Lense for Compose<'composite, OUTER, INNER, VALUE, L1, L2> where
    L1: 'composite + Lense<Object = OUTER, Value = INNER>,
    L2: 'composite + Lense<Object = INNER, Value = VALUE>,  type Object = OUTER; type Value = VALUE;