- docinfo = Helpers.capture_output do
  - if has_header? && !notitle
    - segments = @header.title.rpartition(': ')
    - if segments.first.empty?
      title=segments.last
    - else
      title=segments.first
      subtitle=segments.last
  date=(attr? :revdate) ? (attr :revdate) : (attr :docdate)
  - if has_header?
    - if attr? :author
      - if attr? :authorcount, 1
        author
          - if attr? :firstname
            firstname=attr :firstname
          - if attr? :middlename
            othername=attr :middlename
          - if attr? :lastname
            surname=attr :lastname
          - if attr? :email
            email=attr :email
        authorinitials=attr :authorinitials
      - else
        authorgroup
          - (1..(attr :authorcount)).each do |idx|
            author
              - if attr? "firstname_#{idx}"
                firstname=attr "firstname_#{idx}"
              - if attr? "middlename_#{idx}"
                othername=attr "middlename_#{idx}"
              - if attr? "lastname_#{idx}"
                surname=attr "lastname_#{idx}"
              - if attr? "email_#{idx}"
                email=attr "email_#{idx}"
    / this check seems weak
    - if (attr? :revnumber) || (attr? :revremark)
      revhistory
        - if attr? :revnumber
          revision
            revnumber=attr :revnumber
            - if attr? :revdate
              date=attr :revdate
            - if attr? :authorinitials
              authorinitials=attr :authorinitials
            - if attr? :revremark
              revremark=attr :revremark
| <?xml version="1.0" encoding="#{attr :encoding}"?>
| <!DOCTYPE #{doctype} PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd">
- if attr? :toc
  <?asciidoc-toc?>
- if attr? :numbered
  <?asciidoc-numbered?>
- case doctype
- when 'book'
  book lang=(attr :lang, 'en' unless attr? :nolang)
    bookinfo
      - docinfo.yield
    =content
- when 'article'
  article lang=(attr :lang, 'en' unless attr? :nolang)
    articleinfo
      - docinfo.yield
    =content