Trait rui::Lens

pub trait Lens<T: ?Sized, U: ?Sized> {
    fn with<V, F: FnOnce(&U) -> V>(&self, data: &T, f: F) -> V;
    fn with_mut<V, F: FnOnce(&mut U) -> V>(&self, data: &mut T, f: F) -> V;
}

Required methods

fn with<V, F: FnOnce(&U) -> V>(&self, data: &T, f: F) -> V

fn with_mut<V, F: FnOnce(&mut U) -> V>(&self, data: &mut T, f: F) -> V

Implementors