protected T CreateInRangeTag <T>(IXLRange rng, IXLCell cell) where T : OptionTag, new()
{
var relAddr = cell.Relative(rng.RangeAddress.FirstAddress);
var tag = new T()
{
Cell = new TemplateCell(relAddr.RowNumber, relAddr.ColumnNumber, cell),
Range = rng,
RangeOptionsRow = rng.LastRow().RangeAddress,
};
return(tag);
}