lib/spreadsheet/row.rb
def formatted_size
      Helpers.rcompact(@formats)
      sz = size
      fs = @formats.size
      fs > sz ? fs : sz
    end
def formatted_size
      Helpers.rcompact(@formats)
      sz = size
      fs = @formats.size
      fs > sz ? fs : sz
    end
Same as Row#size, but takes into account formatted empty cells