Trait map_for::Filter

pub trait Filter<Item> {
    type Item;
    fn filter<P>(self, predicate: P) -> Option<Item>
    where
        P: FnOnce(&Self::Item) -> bool;
}

Associated Types

type Item

Required Methods

fn filter<P>(self, predicate: P) -> Option<Item> where
    P: FnOnce(&Self::Item) -> bool, 

Implementors

• impl<Item> Filter<Item> for Option<Item>