iterators_with_captures.rs

#[derive(PartialEq,Debug)]
struct Shoe {
    size: u32,
    style: String,
}

fn shoes_in_my_size(shoes:Vec<Shoe>, shoe_size: u32) -> Vec<Shoe> {
    shoes.into_iter()
    .filter(|s| s.size == shoe_size)
    .collect()
}

#[test]
fn filter_shoes_in_my_size() {
    let shoes = vec![
        Shoe{ size: 10, style:String::from("sneaker")},
        Shoe{ size: 13, style:String::from("sandal")},
        Shoe{ size: 10, style:String::from("boot")},
    ];
    let in_my_size = shoes_in_my_size(shoes, 10);
    assert_eq!(in_my_size,
        vec![
            Shoe{ size: 10, style:String::from("sneaker")},
            Shoe{ size: 10, style:String::from("boot")}, 
        ]
    )
}
fn main() {


}