mao/server/pre-server/game/errors.rs

#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
pub enum MakeGameError {
    InsufficientCards,
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
pub enum PlayError {
    NoSuchPlayer,
    PlayerDoesNotHaveCard,
}