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/// Struct representing the success or failure of an order.
/// The meaning of success and failure is contextually-dependent,
/// and should be derived from the outcome map of a resolution cycle.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum OrderState {
    /// For move commands, the order results in a move.
    /// For all other commands, the unit is not dislodged.
    Succeeds,

    Fails,
}

impl From<bool> for OrderState {
    fn from(b: bool) -> Self {
        if b {
            OrderState::Succeeds
        } else {
            OrderState::Fails
        }
    }
}

impl From<OrderState> for bool {
    fn from(os: OrderState) -> Self {
        match os {
            OrderState::Succeeds => true,
            OrderState::Fails => false,
        }
    }
}