IAnalysisSet SpecialNext(Node node, AnalysisUnit unit, IAnalysisSet[] args, NameExpression[] keywordArgNames) {
if (args.Length > 0) {
var nextName = (unit.ProjectState.LanguageVersion.Is3x()) ? "__next__" : "next";
var newArgs = args.Skip(1).ToArray();
var newNames = (keywordArgNames.Any()) ? keywordArgNames.Skip(1).ToArray() : keywordArgNames;
return args[0].GetMember(node, unit, nextName).Call(node, unit, newArgs, newNames);
} else {
return AnalysisSet.Empty;
}
}
