def parse(node)
      node.xpath('*').each do |node_child|
        case node_child.name
        when 'lnL', 'left'
          @left = TableCellLine.new(parent: self).parse(node_child)
        when 'lnR', 'right'
          @right = TableCellLine.new(parent: self).parse(node_child)
        when 'lnT', 'top'
          @top = TableCellLine.new(parent: self).parse(node_child)
        when 'lnB', 'bottom'
          @bottom = TableCellLine.new(parent: self).parse(node_child)
        when 'lnTlToBr', 'tl2br'
          @top_left_to_bottom_right = TableCellLine.new(parent: self).parse(node_child)
        when 'lnBlToTr', 'tr2bl'
          @top_right_to_bottom_left = TableCellLine.new(parent: self).parse(node_child)
        when 'insideV'
          @inner_vertical = TableCellLine.new(parent: self).parse(node_child)
        when 'insideH'
          @inner_horizontal = TableCellLine.new(parent: self).parse(node_child)
        end
      end
      self
    end
def parse(node)
      node.xpath('*').each do |node_child|
        case node_child.name
        when 'lnL', 'left'
          @left = TableCellLine.new(parent: self).parse(node_child)
        when 'lnR', 'right'
          @right = TableCellLine.new(parent: self).parse(node_child)
        when 'lnT', 'top'
          @top = TableCellLine.new(parent: self).parse(node_child)
        when 'lnB', 'bottom'
          @bottom = TableCellLine.new(parent: self).parse(node_child)
        when 'lnTlToBr', 'tl2br'
          @top_left_to_bottom_right = TableCellLine.new(parent: self).parse(node_child)
        when 'lnBlToTr', 'tr2bl'
          @top_right_to_bottom_left = TableCellLine.new(parent: self).parse(node_child)
        when 'insideV'
          @inner_vertical = TableCellLine.new(parent: self).parse(node_child)
        when 'insideH'
          @inner_horizontal = TableCellLine.new(parent: self).parse(node_child)
        end
      end
      self
    end
Parse Borders object
 @param node [Nokogiri::XML:Element] node to parse
 @return [Borders] result of parsing