Module: Asciidoctor::Standoc::Cleanup

Included in:
Converter
Defined in:
lib/asciidoctor/standoc/cleanup.rb,
lib/asciidoctor/standoc/cleanup_ref.rb,
lib/asciidoctor/standoc/cleanup_block.rb,
lib/asciidoctor/standoc/cleanup_footnotes.rb

Constant Summary collapse

TEXT_ELEMS = 
%w{status language script version author name callout phone
email street city state country postcode identifier referenceFrom
referenceTo docidentifier prefix initial addition surname forename
title draft secretariat title-main title-intro title-part}.freeze
LOCALITY_REGEX_STR =

extending localities to cover ISO referencing

"^((?<locality>section|clause|part|paragraph|chapter|page|\n              table|annex|figure|example|note|formula|list|\n              locality:[^ \\\\t\\\\n\\\\r:,]+)(\\\\s+|=)\n       (?<ref>[^\"][^ \\\\t\\\\n,:-]*|\"[^\"]+\")\n         (-(?<to>[^\"][^ \\\\t\\\\n,:-]*|\"[^\"]\"))?|\n  (?<locality2>whole|locality:[^ \\\\t\\\\n\\\\r:,]+))[,:]?\\\\s*\n (?<text>.*)$\n".freeze
LOCALITY_RE = 
Regexp.new(LOCALITY_REGEX_STR.gsub(/\s/, ""),
Regexp::IGNORECASE | Regexp::MULTILINE)
ISO_PUBLISHER_XPATH = 
"./contributor[role/@type = 'publisher']/"\
"organization[abbreviation = 'ISO' or abbreviation = 'IEC' or "\
"name = 'International Organization for Standardization' or "\
"name = 'International Electrotechnical Commission']".freeze
ELEMS_ALLOW_NOTES = 
%w[p formula ul ol dl figure].freeze

Instance Method Summary collapse

Instance Method Details

#align_callouts_to_annotations(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 93

def align_callouts_to_annotations(xmldoc)
  xmldoc.xpath("//sourcecode").each do |x|
    callouts = x.elements.select { |e| e.name == "callout" }
    annotations = x.elements.select { |e| e.name == "annotation" }
    if callouts.size == annotations.size
      link_callouts_to_annotations(callouts, annotations)
    end
  end
end

#biblio_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 192

def biblio_cleanup(xmldoc)
  xmldoc.xpath("//references[references]").each do |t|
    t.name = "clause"
  end
end

#bookmark_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 218

def bookmark_cleanup(xmldoc)
  xmldoc.xpath("//li[descendant::bookmark]").each do |x|
    if x&.elements&.first&.name == "p" &&
        x&.elements&.first&.elements&.first&.name == "bookmark"
      if empty_text_before_first_element(x.elements[0])
        x["id"] = x.elements[0].elements[0].remove["id"]
        strip_initial_space(x.elements[0])
      end
    end
  end
end

#bpart_cleanup(xmldoc) ⇒ Object

allows us to deal with doc relation localities, temporarily stashed to “bpart”



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# File 'lib/asciidoctor/standoc/cleanup_ref.rb', line 56

def bpart_cleanup(xmldoc)
  xmldoc.xpath("//relation/bpart").each do |x|
    extract_localities(x)
    x.replace(x.children)
  end
end

#callout_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 111

def callout_cleanup(xmldoc)
  merge_annotations_into_sourcecode(xmldoc)
  align_callouts_to_annotations(xmldoc)
end

#cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 17

def cleanup(xmldoc)
  termdef_cleanup(xmldoc)
  sections_cleanup(xmldoc)
  obligations_cleanup(xmldoc)
  table_cleanup(xmldoc)
  formula_cleanup(xmldoc)
  figure_cleanup(xmldoc)
  ref_cleanup(xmldoc)
  note_cleanup(xmldoc)
  normref_cleanup(xmldoc)
  biblio_cleanup(xmldoc)
  reference_names(xmldoc)
  xref_cleanup(xmldoc)
  origin_cleanup(xmldoc)
  iev_cleanup(xmldoc)
  bpart_cleanup(xmldoc)
  quotesource_cleanup(xmldoc)
  para_cleanup(xmldoc)
  callout_cleanup(xmldoc)
  element_name_cleanup(xmldoc)
  footnote_renumber(xmldoc)
  empty_element_cleanup(xmldoc)
  mathml_cleanup(xmldoc)
  script_cleanup(xmldoc)
  docidentifier_cleanup(xmldoc)
  bookmark_cleanup(xmldoc)
  xmldoc
end

#date_range(date) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_ref.rb', line 105

def date_range(date)
  from = date.at("./from")
  to = date.at("./to")
  on = date.at("./on")
  return on.text if on
  ret = "#{from.text}&ndash;"
  ret += to.text if to
  ret
end

#dl_table_cleanup(xmldoc) ⇒ Object

move Key dl after table footer



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 23

def dl_table_cleanup(xmldoc)
  q = "//table/following-sibling::*[1][self::p]"
  xmldoc.xpath(q).each do |s|
    if s.text =~ /^\s*key[^a-z]*$/i && !s.next_element.nil? && 
        s.next_element.name == "dl"
      s.previous_element << s.next_element.remove
      s.remove
    end
  end
end

#docidentifier_cleanup(xmldoc) ⇒ Object

ISO as a prefix goes first



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 47

def docidentifier_cleanup(xmldoc)
  id = xmldoc.at("//bibdata/docidentifier/project-number")
  return unless id

  prefix = []
  xmldoc.xpath("//bibdata/contributor[role/@type = 'publisher']"\
               "/organization").each do |x|
    x1 = x.at("abbreviation")&.text || x.at("name")&.text
    x1 == "ISO" and prefix.unshift("ISO") or prefix << x1
  end

  id.content = prefix.join("/") + " " + id.text
end

#element_name_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 82

def element_name_cleanup(xmldoc)
  xmldoc.traverse { |n| n.name = n.name.gsub(/_/, "-") }
end

#empty_element_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 76

def empty_element_cleanup(xmldoc)
  xmldoc.xpath("//" + TEXT_ELEMS.join(" | //")).each do |x|
    x.remove if x.children.empty?
  end
end

#empty_text_before_first_element(x) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 198

def empty_text_before_first_element(x)
  x.children.each do |c|
    if c.text?
      return false if /\S/.match(c.text)
    end
    return true if c.element?
  end
  true
end

#extract_localities(x) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_ref.rb', line 23

def extract_localities(x)
  text = x.children.first.remove.text
  while (m = LOCALITY_RE.match text)
    ref = m[:ref] ? "<referenceFrom>#{tq m[:ref]}</referenceFrom>" : ""
    refto = m[:to] ? "<referenceTo>#{tq m[:to]}</referenceTo>" : ""
    loc = m[:locality]&.downcase || m[:locality2]&.downcase
    x.add_child("<locality type='#{loc}'>#{ref}#{refto}</locality>")
    text = m[:text]
  end
  x.add_child(text)
end

#figure_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 107

def figure_cleanup(xmldoc)
  figure_footnote_cleanup(xmldoc)
  figure_dl_cleanup(xmldoc)
  subfigure_cleanup(xmldoc)
end

#figure_dl_cleanup(xmldoc) ⇒ Object

include key definition list inside figure



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 87

def figure_dl_cleanup(xmldoc)
  q = "//figure/following-sibling::*[self::p]"
  xmldoc.xpath(q).each do |s|
    if s.text =~ /^\s*key[^a-z]*$/i && !s.next_element.nil? &&
        s.next_element.name == "dl"
      s.previous_element << s.next_element.remove
      s.remove
    end
  end
end

#figure_footnote_cleanup(xmldoc) ⇒ Object

include footnotes inside figure



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# File 'lib/asciidoctor/standoc/cleanup_footnotes.rb', line 13

def figure_footnote_cleanup(xmldoc)
  nomatches = false
  until nomatches
    q = "//figure/following-sibling::*[1][self::p and *[1][self::fn]]"
    nomatches = true
    xmldoc.xpath(q).each do |s|
      s.previous_element << s.first_element_child.remove
      s.remove
      nomatches = false
    end
  end
end

#footnote_renumber(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_footnotes.rb', line 69

def footnote_renumber(xmldoc)
  table_footnote_renumber(xmldoc)
  other_footnote_renumber(xmldoc)
  xmldoc.xpath("//fn").each do |fn|
    fn.delete("table")
  end
end

#format_ref(ref, isopub) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_ref.rb', line 93

def format_ref(ref, isopub)
  return ref if isopub
  return "[#{ref}]" if /^\d+$/.match(ref) && !/^\[.*\]$/.match(ref)
  ref
end

#formula_cleanup(x) ⇒ Object

include where definition list inside stem block



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 75

def formula_cleanup(x)
  q = "//formula/following-sibling::*[1][self::p]"
  x.xpath(q).each do |s|
    if s.text =~ /^\s*where[^a-z]*$/i && !s.next_element.nil? &&
        s.next_element.name == "dl"
      s.previous_element << s.next_element.remove
      s.remove
    end
  end
end

#header_rows_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 44

def header_rows_cleanup(xmldoc)
  xmldoc.xpath("//table[@headerrows]").each do |s|
    thead = insert_thead(s)
    (thead.xpath("./tr").size...s["headerrows"].to_i).each do
      row = s.at("./tbody/tr")
      row.parent = thead
    end
    s.delete("headerrows")
  end
end

#iev_cleanup(xmldoc) ⇒ Object

call after xref_cleanup and origin_cleanup



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# File 'lib/asciidoctor/standoc/cleanup_ref.rb', line 157

def iev_cleanup(xmldoc)
  iev = xmldoc.at("//bibitem[docidentifier = 'IEC 60050:2011']") || return
  parts = linksIev2iec60050part(xmldoc)
  refsIev2iec60050part(xmldoc, parts, iev)
end

#insert_thead(s) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 34

def insert_thead(s)
  thead = s.at("./thead")
  return thead unless thead.nil?
  if tname = s.at("./name")
    thead = tname.add_next_sibling("<thead/>").first
    return thead
  end
  s.children.first.add_previous_sibling("<thead/>").first
end

#link_callouts_to_annotations(callouts, annotations) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 86

def link_callouts_to_annotations(callouts, annotations)
  callouts.each_with_index do |c, i|
    c["target"] = "_" + UUIDTools::UUID.random_create
    annotations[i]["id"] = c["target"]
  end
end

#linksIev2iec60050part(xmldoc) ⇒ Object

converts generic IEV citation to citation of IEC 60050-n assumes IEV citations are of form <eref type=“inline” bibitemid=“a” citeas=“IEC 60050”> <locality type=“clause”><referenceFrom>101-01-01</referenceFrom></locality></eref>



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# File 'lib/asciidoctor/standoc/cleanup_ref.rb', line 128

def linksIev2iec60050part(xmldoc)
  parts = Set.new()
  xmldoc.xpath("//eref[@citeas = 'IEC 60050:2011'] | "\
               "//origin[@citeas = 'IEC 60050:2011']").each do |x|
    cl = x&.at("./locality[@type = 'clause']/referenceFrom")&.text || next
    m = /^(\d+)/.match cl || next
    parts << m[0]
    x["citeas"] = x["citeas"].sub(/60050/, "60050-#{m[0]}")
    x["bibitemid"] = "IEC60050-#{m[0]}"
  end
  parts
end

#make_bibliography(x, s) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 123

def make_bibliography(x, s)
  if x.at("//sections/references")
    biblio = s.add_next_sibling("<bibliography/>").first
    x.xpath("//sections/references").each do |r|
      biblio.add_child r.remove
    end
  end
end

#make_preface(x, s) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 113

def make_preface(x, s)
  if x.at("//foreword | //introduction")
    preface = s.add_previous_sibling("<preface/>").first
    foreword = x.at("//foreword")
    preface.add_child foreword.remove if foreword
    introduction = x.at("//introduction")
    preface.add_child introduction.remove if introduction
  end
end

#mathml_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 230

def mathml_cleanup(xmldoc)
  xmldoc.xpath("//stem[@type = 'MathML']").each do |x|
    math = x.text.gsub(/&lt;/, "<").gsub(/&gt;/, ">").gsub(/&quot;/, '"').
      gsub(/&amp;/, "&").gsub(/<[^:\/]+:/, "<").gsub(/<\/[^:]+:/, "</").
      gsub(/ xmlns[^>]+/, "").
      gsub(/<math>/, '<math xmlns="http://www.w3.org/1998/Math/MathML">')
    x.children = math
  end
end

#maxlevel(x) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 156

def maxlevel(x)
  max = 5
  x.xpath("//clause[@level]").each do |c|
    max = c["level"].to_i if max < c["level"].to_i
  end
  max
end

#merge_annotations_into_sourcecode(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 103

def merge_annotations_into_sourcecode(xmldoc)
  xmldoc.xpath("//sourcecode").each do |x|
    while x&.next_element&.name == "annotation"
      x.next_element.parent = x
    end
  end
end

#normref_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_ref.rb', line 85

def normref_cleanup(xmldoc)
  q = "//references[title = 'Normative References']"
  r = xmldoc.at(q) || return
  r.elements.each do |n|
    n.remove unless ["title", "bibitem"].include? n.name
  end
end

#note_cleanup(xmldoc) ⇒ Object

if a note is at the end of a section, it is left alone if a note is followed by a non-note block, it is moved inside its preceding block if it is not delimited (so there was no way of making that block include the note)



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 140

def note_cleanup(xmldoc)
  q = "//note[following-sibling::*[not(local-name() = 'note')]]"
  xmldoc.xpath(q).each do |n|
    next unless n.ancestors("table").empty?
    prev = n.previous_element || next
    n.parent = prev if ELEMS_ALLOW_NOTES.include? prev.name
  end
end

#notes_table_cleanup(xmldoc) ⇒ Object

move notes into table



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 62

def notes_table_cleanup(xmldoc)
  nomatches = false
  until nomatches
    q = "//table/following-sibling::*[1][self::note]"
    nomatches = true
    xmldoc.xpath(q).each do |n|
      n.previous_element << n.remove
      nomatches = false
    end
  end
end

#obligations_cleanup(x) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 180

def obligations_cleanup(x)
  obligations_cleanup_info(x)
  obligations_cleanup_norm(x)
  obligations_cleanup_inherit(x)
end

#obligations_cleanup_info(x) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 186

def obligations_cleanup_info(x)
  (s = x.at("//foreword")) && s["obligation"] = "informative"
  (s = x.at("//introduction")) && s["obligation"] = "informative"
  x.xpath("//references").each { |r| r["obligation"] = "informative" }
end

#obligations_cleanup_inherit(x) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 200

def obligations_cleanup_inherit(x)
  x.xpath("//annex | //clause").each do |r|
    r["obligation"] = "normative" unless r["obligation"]
  end
  x.xpath(Utils::SUBCLAUSE_XPATH).each do |r|
    r["obligation"] = r.at("./ancestor::*/@obligation").text
  end
end

#obligations_cleanup_norm(x) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 192

def obligations_cleanup_norm(x)
  (s = x.at("//clause[title = 'Scope']")) && s["obligation"] = "normative"
  (s = x.at("//clause[title = 'Symbols and Abbreviated Terms']")) &&
    s["obligation"] = "normative"
  x.xpath("//terms").each { |r| r["obligation"] = "normative" }
  x.xpath("//symbols-abbrevs").each { |r| r["obligation"] = "normative" }
end

#origin_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_ref.rb', line 69

def origin_cleanup(xmldoc)
  xmldoc.xpath("//origin").each do |x|
    x["citeas"] = @anchors&.dig(x["bibitemid"], :xref) ||
      warn("ISO: #{x['bibitemid']} is not a real reference!")
    extract_localities(x) unless x.children.empty?
  end
end

#other_footnote_renumber(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_footnotes.rb', line 61

def other_footnote_renumber(xmldoc)
  seen = {}
  i = 0
  xmldoc.xpath("//fn").each do |fn|
    i, seen = other_footnote_renumber1(fn, i, seen)
  end
end

#other_footnote_renumber1(fn, i, seen) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_footnotes.rb', line 48

def other_footnote_renumber1(fn, i, seen)
  unless fn["table"]
    if seen[fn.text] then outnum = seen[fn.text]
    else
      i += 1
      outnum = i
      seen[fn.text] = outnum
    end
    fn["reference"] = outnum.to_s
  end
  [i, seen]
end

#para_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 12

def para_cleanup(xmldoc)
  xmldoc.xpath("//p[not(@id)]").each do |x|
    x["id"] = Utils::anchor_or_uuid
  end
  xmldoc.xpath("//note[not(@id)][not(ancestor::bibitem)]"\
               "[not(ancestor::table)]").each do |x|
    x["id"] = Utils::anchor_or_uuid
  end
end

#quotesource_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_ref.rb', line 63

def quotesource_cleanup(xmldoc)
  xmldoc.xpath("//quote/source | //terms/source").each do |x|
    xref_to_eref(x)
  end
end

#ref_cleanup(xmldoc) ⇒ Object

move ref before p



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# File 'lib/asciidoctor/standoc/cleanup_ref.rb', line 78

def ref_cleanup(xmldoc)
  xmldoc.xpath("//p/ref").each do |r|
    parent = r.parent
    parent.previous = r.remove
  end
end

#reference_names(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_ref.rb', line 115

def reference_names(xmldoc)
  xmldoc.xpath("//bibitem[not(ancestor::bibitem)]").each do |ref|
    isopub = ref.at(ISO_PUBLISHER_XPATH)
    docid = ref.at("./docidentifier[not(@type = 'DOI')]")
    reference = format_ref(docid.text, isopub)
    @anchors[ref["id"]] = { xref: reference }
  end
end

#refsIev2iec60050part(xmldoc, parts, iev) ⇒ Object

replace generic IEV reference with references to all extracted IEV parts



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# File 'lib/asciidoctor/standoc/cleanup_ref.rb', line 143

def refsIev2iec60050part(xmldoc, parts, iev)
  new_iev = ""
  parts.sort.each do |p|
    hit = @bibdb&.fetch("IEC 60050-#{p}", nil, keep_year: true) || next
    new_iev += hit.to_xml.sub(/ id="[^"]+"/, %{ id="IEC60050-#{p}"})
    date = hit.dates[0].on.year
    xmldoc.xpath("//*[@citeas = 'IEC 60050-#{p}:2011']").each do |x|
      x["citeas"] = x["citeas"].sub(/:2011$/, ":#{date}")
    end
  end
  iev.replace(new_iev)
end

#script_cleanup(xmldoc) ⇒ Object

it seems Nokogiri::XML is treating the content of <script> as cdata, because of its use in HTML. Bad nokogiri. Undoing that, since we use script as a normal tag



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 70

def script_cleanup(xmldoc)
  xmldoc.xpath("//script").each do |x|
    x.content = x.to_str
  end
end

#sections_cleanup(x) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 175

def sections_cleanup(x)
  sections_order_cleanup(x)
  sections_level_cleanup(x)
end

#sections_level_cleanup(x) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 164

def sections_level_cleanup(x)
  m = maxlevel(x)
  return if m < 6
  m.downto(6).each do |l|
    x.xpath("//clause[@level = '#{l}']").each do |c|
      c.delete("level")
      c.previous_element << c.remove
    end
  end
end

#sections_order_cleanup(x) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 149

def sections_order_cleanup(x)
  s = x.at("//sections")
  make_preface(x, s)
  make_bibliography(x, s)
  x.xpath("//sections/annex").reverse_each { |r| s.next = r.remove }
end

#strip_initial_space(x) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 208

def strip_initial_space(x)
  if x.children[0].text?
    if !/\S/.match(x.children[0].text)
      x.children[0].remove
    else
      x.children[0].content = x.children[0].text.gsub(/^ /, "")
    end
  end
end

#subfigure_cleanup(xmldoc) ⇒ Object

examples containing only figures become subfigures of figures



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 99

def subfigure_cleanup(xmldoc)
  nodes = xmldoc.xpath("//example/figure")
  while !nodes.empty?
    nodes[0].parent.name = "figure"
    nodes = xmldoc.xpath("//example/figure")
  end
end

#table_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_block.rb', line 55

def table_cleanup(xmldoc)
  dl_table_cleanup(xmldoc)
  notes_table_cleanup(xmldoc)
  header_rows_cleanup(xmldoc)
end

#table_footnote_renumber(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_footnotes.rb', line 38

def table_footnote_renumber(xmldoc)
  xmldoc.xpath("//table | //figure").each do |t|
    seen = {}
    i = 0
    t.xpath(".//fn").each do |fn|
      i, seen = table_footnote_renumber1(fn, i, seen)
    end
  end
end

#table_footnote_renumber1(fn, i, seen) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_footnotes.rb', line 26

def table_footnote_renumber1(fn, i, seen)
  if seen[fn.text] then outnum = seen[fn.text]
  else
    i += 1
    outnum = i
    seen[fn.text] = outnum
  end
  fn["reference"] = (outnum - 1 + "a".ord).chr
  fn["table"] = true
  [i, seen]
end

#term_children_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 172

def term_children_cleanup(xmldoc)
  xmldoc.xpath("//term").each do |t|
    ex = t.xpath("./termexample")
    t.xpath("./termnote").each { |n| t << n.remove }
    t.xpath("./termexample").each { |n| t << n.remove }
    t.xpath("./termsource").each { |n| t << n.remove }
  end
end

#termdef_boilerplate_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 154

def termdef_boilerplate_cleanup(xmldoc)
  xmldoc.xpath("//terms/p | //terms/ul").each(&:remove)
end

#termdef_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 181

def termdef_cleanup(xmldoc)
  termdef_unnest_cleanup(xmldoc)
  termdef_stem_cleanup(xmldoc)
  termdomain_cleanup(xmldoc)
  termdefinition_cleanup(xmldoc)
  termdef_boilerplate_cleanup(xmldoc)
  termdef_subclause_cleanup(xmldoc)
  term_children_cleanup(xmldoc)
  termdocsource_cleanup(xmldoc)
end

#termdef_stem_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 116

def termdef_stem_cleanup(xmldoc)
  xmldoc.xpath("//term/p/stem").each do |a|
    if a.parent.elements.size == 1
      # para containing just a stem expression
      t = Nokogiri::XML::Element.new("admitted", xmldoc)
      parent = a.parent
      t.children = a.remove
      parent.replace(t)
    end
  end
end

#termdef_subclause_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 158

def termdef_subclause_cleanup(xmldoc)
  xmldoc.xpath("//terms[terms]").each do |t|
    t.name = "clause"
  end
end

#termdef_unnest_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 145

def termdef_unnest_cleanup(xmldoc)
  # release termdef tags from surrounding paras
  nodes = xmldoc.xpath("//p/admitted | //p/deprecates")
  while !nodes.empty?
    nodes[0].parent.replace(nodes[0].parent.children)
    nodes = xmldoc.xpath("//p/admitted | //p/deprecates")
  end
end

#termdefinition_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 135

def termdefinition_cleanup(xmldoc)
  xmldoc.xpath("//term").each do |d|
    first_child = d.at("./p | ./figure | ./formula") || return
    t = Nokogiri::XML::Element.new("definition", xmldoc)
    first_child.replace(t)
    t << first_child.remove
    d.xpath("./p | ./figure | ./formula").each { |n| t << n.remove }
  end
end

#termdocsource_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 164

def termdocsource_cleanup(xmldoc)
  f = xmldoc.at("//preface | //sections")
  xmldoc.xpath("//terms/termdocsource | "\
               "//clause/termdocsource").each do |s|
    f.previous = s.remove
  end
end

#termdomain_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 128

def termdomain_cleanup(xmldoc)
  xmldoc.xpath("//p/domain").each do |a|
    prev = a.parent.previous
    prev.next = a.remove
  end
end

#textcleanup(text) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup.rb', line 13

def textcleanup(text)
  text.gsub(/\s+<fn /, "<fn ")
end

#tq(x) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_ref.rb', line 19

def tq(x)
  x.sub(/^"/, "").sub(/"$/, "")
end

#xref_cleanup(xmldoc) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_ref.rb', line 43

def xref_cleanup(xmldoc)
  xmldoc.xpath("//xref").each do |x|
    if refid? x["target"]
      x.name = "eref"
      xref_to_eref(x)
    else
      x.delete("type")
    end
  end
end

#xref_to_eref(x) ⇒ Object 



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# File 'lib/asciidoctor/standoc/cleanup_ref.rb', line 35

def xref_to_eref(x)
  x["bibitemid"] = x["target"]
  x["citeas"] = @anchors&.dig(x["target"], :xref) ||
    warn("ISO: #{x['target']} is not a real reference!")
  x.delete("target")
  extract_localities(x) unless x.children.empty?
end