/// <summary>
/// 离开港口
/// </summary>
/// <param name="port">港口</param>
public void DepartedAt(string port)
{
Assert.NotNullOrEmpty(nameof(port), port);
var e = new ShipDeparted()
{
Ship = Name, Port = port
};
Apply(e);
}
public void OnDomainEvent(ShipDeparted e)
{
Name = e.Ship;
Location = e.Port;
}