MRGRAVITY817

pub struct Game {
    score: u32,
    rolls: Vec<u32>,
}

impl Game {
    pub fn new() -> Game {
        Game {
            score: 0,
            rolls: vec![],

MRGRAVITY817

use std::marker::PhantomData;

struct Reserved;
struct Cooking;
struct Delivering;
struct Arrived;

struct FoodDelivery<State = Reserved> {
    state: PhantomData<State>,
}