diff options
Diffstat (limited to 'lib/banzai/filter/table_of_contents_filter.rb')
| -rw-r--r-- | lib/banzai/filter/table_of_contents_filter.rb | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/lib/banzai/filter/table_of_contents_filter.rb b/lib/banzai/filter/table_of_contents_filter.rb index 1c794a81d9d..d76009d08e1 100644 --- a/lib/banzai/filter/table_of_contents_filter.rb +++ b/lib/banzai/filter/table_of_contents_filter.rb @@ -33,17 +33,17 @@ module Banzai header_root = current_header = HeaderNode.new doc.xpath(XPATH).each do |node| - if header_content = node.children.first - id = string_to_anchor(node.text[0...255]) + next unless header_content = node.children.first - uniq = headers[id] > 0 ? "-#{headers[id]}" : '' - headers[id] += 1 - href = "#{id}#{uniq}" + id = string_to_anchor(node.text[0...255]) - current_header = HeaderNode.new(node: node, href: href, previous_header: current_header) + uniq = headers[id] > 0 ? "-#{headers[id]}" : '' + headers[id] += 1 + href = "#{id}#{uniq}" - header_content.add_previous_sibling(anchor_tag(href)) - end + current_header = HeaderNode.new(node: node, href: href, previous_header: current_header) + + header_content.add_previous_sibling(anchor_tag(href)) end push_toc(header_root.children, root: true) |