private CompileResult CompileRangeValues()
{
var result = _excelDataProvider.GetRangeValues(ExpressionString);
if (result == null || result.Count() == 0)
{
return(null);
}
var rangeValueList = HandleRangeValues(result);
if (rangeValueList.Count > 1)
{
return(new CompileResult(rangeValueList, DataType.Enumerable));
}
else
{
var factory = new CompileResultFactory();
return(factory.Create(rangeValueList.First()));
}
}