class Dependabot::PullRequestCreator::MessageBuilder::LinkAndMentionSanitizer

def sanitize_links(doc)
  doc.walk do |node|
    if node.type == :link && node.url.match?(GITHUB_REF_REGEX)
      node.each do |subnode|
        unless subnode.type == :text &&
               subnode.string_content.match?(GITHUB_REF_REGEX)
          next
        end
        last_match = T.must(subnode.string_content.match(GITHUB_REF_REGEX))
        number = last_match.named_captures.fetch("number")
        repo = last_match.named_captures.fetch("repo")
        subnode.string_content = "#{repo}##{number}"
      end
      node.url = replace_github_host(node.url)
    elsif node.type == :text &&
          node.string_content.match?(GITHUB_REF_REGEX)
      node.string_content = replace_github_host(node.string_content)
    end
  end
end