/// <summary>
/// 扔到协程中执行
/// 如果指明了owner，那么当owner=null时协程将自动被回收不予执行
/// 如果指明了f，那么当有异常时会自动调用f来进行收尾工作，相对于try块的finally语句
/// </summary>
public static YCCoroutine DispatchService(IEnumerator c,
GameObject owner, CoroutineErrorCallback f)
{
YCContext ycc = new YCContext(c, owner);
// 立刻先执行一把
try
{
ycc.Step();
}
catch (System.Exception e)
{
// 有报错，需要进行收尾操作，并摘除掉
ycc.Error();
UnityEngine.Debug.LogError(e);
return(null);
}
if (ycc.IsFinished())
{
// 立刻就执行完毕了，就不要加到队列中
return(null);
}
// 加到队列中继续执行
queue.Add(ycc);
return(new YCCoroutine(ycc, owner, f));
}
public YCCoroutine(YCContext c, GameObject owner, CoroutineErrorCallback f)
{
this.context = c;
this.owner = owner;
this.hasOwner = (owner != null);
this.f = f;
}
