public static object PositionIf(IApply predicate, IEnumerable seq, params object[] args)
{
var kwargs = ParseKwargs(args, new string[] { "key" });
var key = GetClosure(kwargs[0]);
var mv = SeqBase.FindItemIf(seq, predicate, key, null);
return(mv.Item2);
}
public static object FindIf(IApply predicate, IEnumerable seq, params object[] args)
{
var kwargs = ParseKwargs(args, new string[] { "key", "default" });
var key = GetClosure(kwargs[0]);
var defaultValue = kwargs[1];
var mv = SeqBase.FindItemIf(seq, predicate, key, defaultValue);
return(mv.Item1);
}
