- diff.diff.lines.each do |line|
  - if line.match /^\-\-\- a/
    .diff-first-line.diff-a
      = line
  - elsif line.match /^\+\+\+ b/
    .diff-first-line.diff-b
      = line
- if diff.a_blob
  img src="data:#{diff.a_blob.mime_type};base64,#{Base64.encode64(diff.a_blob.data)}"
- if diff.b_blob
  img src="data:#{diff.b_blob.mime_type};base64,#{Base64.encode64(diff.b_blob.data)}"