advanced/adv-traits/src/main.rs


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//fn main() {
//    println!("Hello, world!");
//}
//
//pub trait Iterator {
//    type Item;
//
//    fn next(&mut self) -> Option<Self::Item>;
//}
//
use std::ops::Add;

#[derive(Debug, PartialEq)]
struct Point {
    x: i32,
    y: i32,
}

impl Add for Point {
    type Output = Point;

    fn add(self, other: Point) -> Point {
        Point {
            x: self.x + other.x,
            y: self.y + other.y,
        }
    }
}

fn main() {
    assert_eq!(Point { x: 1, y: 0 } + Point { x: 2, y: 3 },
               Point { x: 3, y: 3 });
    println!("Done.");
}