gitlab-org--gitlab-foss/app/views/shared/_file_hljs.html.haml

%div.highlighted-data{class: user_color_scheme_class}
  .line-numbers
    - blob.data.lines.to_a.size.times do |index|
      - offset = defined?(first_line_number) ? first_line_number : 1
      - i = index + offset
      = link_to "#L#{i}", id: "L#{i}", rel: "#L#{i}" do
        %i.icon-link
        = i
  .highlight
    %pre
      %code{ class: highlightjs_class(blob.name) }
        = blob.data