public IDisposable Run(Amb <TSource> parent)
{
var ls = new SingleAssignmentDisposable();
var rs = new SingleAssignmentDisposable();
var d = StableCompositeDisposable.Create(ls, rs);
var gate = new object();
var lo = new AmbObserver();
lo._disposable = d;
lo._target = new DecisionObserver(this, gate, AmbState.Left, ls, rs, lo);
var ro = new AmbObserver();
ro._disposable = d;
ro._target = new DecisionObserver(this, gate, AmbState.Right, rs, ls, ro);
_choice = AmbState.Neither;
ls.Disposable = parent._left.SubscribeSafe(lo);
rs.Disposable = parent._right.SubscribeSafe(ro);
return(d);
}
public _(Amb <TSource> parent, IObserver <TSource> observer, IDisposable cancel)
: base(observer, cancel)
{
_parent = parent;
}