public object ToTable(BindingCallExpr expr)
{
var fields = expr.ParamList[0] as List <object>;
var fieldNames = new List <string>();
foreach (var obj in fields)
{
fieldNames.Add(Convert.ToString(obj));
}
var start = expr.ParamList[1] as TokenData;
var exp = Exprs.Table(fieldNames, start);
return(exp);
}