public static function attack(Country $from, Country $to)
{
if ($from->hasNeighbour($to)) {
return new self(ActionType::attack(), $from, $to);
}
throw new InvalidActionException('Only neighbours can attack each other');
}
public static function attack(Country $from, Country $to)
{
if ($from->hasNeighbour($to)) {
return new self(ActionType::attack(), $from, $to);
}
throw new InvalidActionException('Only neighbours can attack each other');
}