- if @lines.present?
  - if @form.unfold? && @form.since != 1 && !@form.bottom?
    %tr.line_holder
      = render "projects/diffs/match_line", { line: @match_line,
        line_old: @form.since, line_new: @form.since, bottom: false, new_file: false }

  - @lines.each_with_index do |line, index|
    - line_new = index + @form.since
    - line_old = line_new - @form.offset
    %tr.line_holder{ id: line_old }
      %td.old_line.diff-line-num{ data: { linenumber: line_old } }
        = link_to raw(line_old), "##{line_old}"
      %td.new_line.diff-line-num
        = link_to raw(line_new) , "##{line_old}"
      %td.line_content.noteable_line==#{' ' * @form.indent}#{line}

  - if @form.unfold? && @form.bottom? && @form.to < @blob.loc
    %tr.line_holder{ id: @form.to }
      = render "projects/diffs/match_line", { line: @match_line,
        line_old: @form.to, line_new: @form.to, bottom: true, new_file: false }

- if @lines.present?
  - if @form.unfold? && @form.since != 1 && !@form.bottom?
    %tr.line_holder
      = render "projects/diffs/match_line", { line: @match_line,
        line_old: @form.since, line_new: @form.since, bottom: false, new_file: false }

  - @lines.each_with_index do |line, index|
    - line_new = index + @form.since
    - line_old = line_new - @form.offset
    %tr.line_holder{ id: line_old }
      %td.old_line.diff-line-num{ data: { linenumber: line_old } }
        = link_to raw(line_old), "##{line_old}"
      %td.new_line.diff-line-num{ data: { linenumber: line_old } }
        = link_to raw(line_new) , "##{line_old}"
      %td.line_content.noteable_line==#{' ' * @form.indent}#{line}

  - if @form.unfold? && @form.bottom? && @form.to < @blob.loc
    %tr.line_holder{ id: @form.to }
      = render "projects/diffs/match_line", { line: @match_line,
        line_old: @form.to, line_new: @form.to, bottom: true, new_file: false }

Put back removed line number
Put back removed line number
