public void Subscribe(ISingleObserver <T> observer)
{
var n = 0;
var srcs = sources;
var a = new ISingleSource <T> [8];
try
{
foreach (var m in srcs)
{
if (n == a.Length)
{
var b = new ISingleSource <T> [n + (n >> 2)];
Array.Copy(a, 0, b, 0, n);
a = b;
}
a[n++] = m;
}
}
catch (Exception ex)
{
DisposableHelper.Error(observer, ex);
return;
}
SingleAmbCoordinator <T> .Run(observer, n, a);
}
public void Subscribe(ISingleObserver <T> observer)
{
var srcs = sources;
var n = srcs.Length;
SingleAmbCoordinator <T> .Run(observer, n, srcs);
}
internal static void Run(ISingleObserver <T> observer, int n, ISingleSource <T>[] sources)
{
if (n == 0)
{
DisposableHelper.Complete(observer);
return;
}
if (n == 1)
{
sources[0].Subscribe(observer);
return;
}
var parent = new SingleAmbCoordinator <T>(observer, n);
observer.OnSubscribe(parent);
parent.Subscribe(sources, n);
}
public InnerObserver(SingleAmbCoordinator <T> parent, int index)
{
this.parent = parent;
this.index = index;
}