private ISequence <object> Evaluate(ISequence input, Delegate func, bool sequential)
{
var selector = (Func <object, CancellationToken, Task <object> >)func;
var sequences = input.AsObjects().SelectAsync(selector).Cast <ISequence>().Select(x => x.AsObjects());
return(sequential ? sequences.Concat() : sequences.Merge());
}
public static ISequence <int> Count(this ISequence source)
{
return(source.AsObjects().Count(null));
}
private Task <object> EvaluateInternal <T>(ISequence <T> input, CancellationToken cancel)
{
return(input.AsObjects().FirstOrDefaultAsync().ResultAsObject());
}
public static ISequence <T> OfType <T>(this ISequence source)
{
return(source.AsObjects().Where(x => x is T).Select(x => (T)x));
}
private ISequence <object> Evaluate(ISequence input, Delegate func)
{
var selector = (Func <object, CancellationToken, Task <object> >)func;
return(input.AsObjects().SelectAsync(selector));
}