Trait map_for::FlatMap

pub trait FlatMap<Item> {
    type Item;
    fn flat_map<U, F>(self, f: F) -> Option<U>
    where
        F: FnOnce(Self::Item) -> Option<U>;
}

Associated Types

type Item

Required Methods

fn flat_map<U, F>(self, f: F) -> Option<U> where
    F: FnOnce(Self::Item) -> Option<U>, 

Implementors

• impl<Item> FlatMap<Item> for Option<Item>