Class: Kramdown::AsciiDoc::Converter
- Inherits:
-
Converter::Base
- Object
- Converter::Base
- Kramdown::AsciiDoc::Converter
- Defined in:
- lib/kramdown-asciidoc/converter.rb
Constant Summary collapse
- RESOLVE_ENTITY_TABLE =
{ 38 => '&', 60 => '<', 62 => '>', 124 => '|' }
- ADMON_LABELS =
%w(Note Tip Caution Warning Important Attention Hint).map {|l| [l, l] }.to_h
- ADMON_MARKERS =
ADMON_LABELS.map {|l, _| %(#{l}: ) }
- ADMON_MARKERS_ASCIIDOC =
%w(NOTE TIP CAUTION WARNING IMPORTANT).map {|l| %(#{l}: ) }
- ADMON_FORMATTED_MARKERS =
ADMON_LABELS.map {|l, _| [%(#{l}:), l] }.to_h
- ADMON_TYPE_MAP =
ADMON_LABELS.map {|l, _| [l, l.upcase] }.to_h.merge 'Attention' => 'IMPORTANT', 'Hint' => 'TIP'
- BLOCK_TYPES =
[:p, :blockquote, :codeblock, :table]
- DLIST_MARKERS =
%w(:: ;; ::: ::::)
- NON_DEFAULT_TABLE_ALIGNMENTS =
[:center, :right]
- STOP_PUNCTUATION =
%w(. ? ! ;)
- SMART_QUOTE_ENTITY_TO_MARKUP =
FIXME here we reverse the smart quotes; add option to allow them (needs to be handled carefully)
{ ldquo: ?", rdquo: ?", lsquo: ?', rsquo: ?' }
- TYPOGRAPHIC_SYMBOL_TO_MARKUP =
{ '“' => '"`', '”' => '`"', '‘' => '\'`', '’' => '`\'', # FIXME in the future, mdash will be three dashes in AsciiDoc; for now, down-convert '—' => '--', '–' => '--', '…' => '...', }
- TYPOGRAPHIC_ENTITY_TO_MARKUP =
{ # FIXME in the future, mdash will be three dashes in AsciiDoc; for now, down-convert mdash: '--', ndash: '--', hellip: '...', laquo: '<<', raquo: '>>', laquo_scape: '<< ', raquo_space: ' >>', }
- TABLE_ALIGNMENTS =
{ left: '<', center: '^', right: '>' }
- UNIQUE_ID_START_INDEX =
NOTE assumes default Asciidoctor::Compliance.unique_id_start_index value
1
- CommentPrefixRx =
/^ *! ?/m
- CssPropDelimRx =
/\s*;\s*/
- InadvertentReplacementsRx =
/[-=]>|<[-=]|\.\.\.|\{\p{Word}[\p{Word}-]*\}/
- InvalidIdCharsRx =
/&(?:[a-z][a-z]+\d{0,2}|#\d\d\d{0,4}|#x[\da-f][\da-f][\da-f]{0,3});|[^ \p{Word}\-.]+?/
- ListMarkerRx =
/^[ \t]*(?:(?:-|\*\*{0,4}|\.\.{0,4}|\d+\.|[a-zA-Z]\.|[IVXivx]+\))[ \t]|.*?(?::::{0,2}|;;)(?:$|[ \t]))/
- MenuRefRx =
/^([\p{Word}&].*?)\s>\s([\p{Word}&].*(?:\s>\s|$))+/
- ReplaceableTextRx =
%r([-=]>|<[-=]| -- |\p{Word}--\p{Word}|\*\*|\.\.\.|&\S+;|\{\p{Word}[\p{Word}-]*\}|(?:https?|ftp)://\p{Word}|\((?:C|R|TM)\))
- SmartApostropheRx =
/\b’\b/
- StopPunctRx =
/(?<=\S[.;]|.[?!])\p{Blank}+/
- TrailingSpaceRx =
/ +$/
- TypographicSymbolRx =
/[“”‘’—–…]/
- UriSchemeRx =
%r((?:https?|ftp)://\p{Word})
- WordishRx =
/[\p{Word};:<>&]/
- WordRx =
/\p{Word}/
- XmlCommentRx =
/\A<!--(.*)-->\Z/m
- VoidElement =
Element.new nil
- LF =
?\n
- NBSP =
?\u00a0
Instance Method Summary collapse
- #_convert_list(el, opts) ⇒ Object (also: #convert_ul, #convert_ol, #convert_dl)
- #convert(el, opts = {}) ⇒ Object
- #convert_a(el, opts) ⇒ Object
- #convert_abbreviation(el, opts) ⇒ Object
- #convert_blank(el, opts) ⇒ Object
-
#convert_blockquote(el, opts) ⇒ Object
Q: should we delete blank line between blocks in a nested conversation? TODO use shorthand for blockquote when contents is paragraph only; or always?.
-
#convert_br(el, opts) ⇒ Object
NOTE this logic assumes the :hard_wrap option is disabled in the parser.
-
#convert_codeblock(el, opts) ⇒ Object
TODO match logic from ditarx.
- #convert_codespan(el, opts) ⇒ Object
- #convert_dd(el, opts) ⇒ Object
- #convert_dt(el, opts) ⇒ Object
- #convert_em(el, opts) ⇒ Object
- #convert_entity(el, opts) ⇒ Object
- #convert_footnote(el, opts) ⇒ Object
- #convert_heading(el, opts) ⇒ Object (also: #convert_header)
- #convert_hr(_el, opts) ⇒ Object
- #convert_html_element(el, opts) ⇒ Object
- #convert_img(el, opts) ⇒ Object
- #convert_li(el, opts) ⇒ Object
- #convert_math(el, opts) ⇒ Object
- #convert_p(el, opts) ⇒ Object
- #convert_root(el, opts) ⇒ Object
- #convert_smart_quote(el, opts) ⇒ Object
- #convert_strong(el, opts) ⇒ Object
- #convert_table(el, opts) ⇒ Object
- #convert_text(el, opts) ⇒ Object
-
#convert_typographic_sym(el, opts) ⇒ Object
NOTE leave enabled so we can down-convert mdash to –.
- #convert_xml_comment(el, opts) ⇒ Object
- #escape_replacements(text) ⇒ Object
-
#initialize(root, opts) ⇒ Converter
constructor
A new instance of Converter.
- #next_char_word?(next_el) ⇒ Boolean
- #prev_char_wordish?(prev_el) ⇒ Boolean
- #replaceable?(text) ⇒ Boolean
- #unconstrained?(prev_el, next_el) ⇒ Boolean
Constructor Details
#initialize(root, opts) ⇒ Converter
Returns a new instance of Converter.
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# File 'lib/kramdown-asciidoc/converter.rb', line 65 def initialize root, opts super @attributes = opts[:attributes] || {} @auto_ids = opts[:auto_ids] @lazy_ids = opts[:lazy_ids] if @auto_ids || @lazy_ids if @auto_ids @id_pre = opts[:auto_id_prefix] sep = opts[:auto_id_separator] || '-' if @lazy_ids # NOTE only need to set idprefix when lazy_ids is set since otherwise all IDs are explicit @attributes['idprefix'] = @id_pre unless @id_pre == '_' # NOTE only need to set idseparator when lazy_ids is set since otherwise all IDs are explicit @attributes['idseparator'] = sep unless sep == '_' end else @id_pre = @attributes['idprefix'] || '_' sep = @attributes['idseparator'] end if sep sep_replace = (sep = sep.chr) == '-' || sep == '.' ? ' .-' : %( #{sep}.-) unless sep.empty? else sep, sep_replace = '_', ' _.-' end @id_sep = sep @id_sep_replace = sep_replace end @ids_seen = {} @footnote_ids = ::Set.new @auto_links = opts.fetch :auto_links, true @diagram_languages = opts[:diagram_languages] || %w(plantuml mermaid) @heading_offset = opts[:heading_offset] || 0 @imagesdir = opts[:imagesdir] || @attributes['imagesdir'] @wrap = opts[:wrap] || :preserve @current_heading_level = nil end |
Instance Method Details
#_convert_list(el, opts) ⇒ Object Also known as: convert_ul, convert_ol, convert_dl
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# File 'lib/kramdown-asciidoc/converter.rb', line 317 def _convert_list el, opts kin = el.type == :dl ? :dlist : :list (writer = opts[:writer]).start_list (parent = opts[:parent]).type == :dd || parent.[:compound], kin traverse el, opts writer.end_list kin writer.add_blank_line if writer.in_list? && opts[:next] end |
#convert(el, opts = {}) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 102 def convert el, opts = {} send %(convert_#{el.type}), el, opts if el end |
#convert_a(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 432 def convert_a el, opts if (url = el.attr['href']).start_with? '#' opts[:writer].append %(<<#{url.slice 1, url.length},#{compose_text el, strip: true}>>) elsif url.start_with? 'https://', 'http://' if (children = el.children).size == 1 && (child_i = children[0]).type == :img convert_img child_i, parent: opts[:parent], index: 0, url: url, writer: opts[:writer] else = ((text = compose_text el, strip: true).chomp '/') == (url.chomp '/') url = url.gsub '__', '%5F%5F' if url.include? '__' opts[:writer].append ? url : %(#{url}[#{text.gsub ']', '\]'}]) end elsif url.end_with? '.md' text = (compose_text el, strip: true).gsub ']', '\]' text = %(#{text.slice 0, text.length - 3}.adoc) if text.end_with? '.md' opts[:writer].append %(xref:#{url.slice 0, url.length - 3}.adoc[#{text}]) else opts[:writer].append %(link:#{url}[#{(compose_text el, strip: true).gsub ']', '\]'}]) end end |
#convert_abbreviation(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 509 def convert_abbreviation el, opts opts[:writer].append el.value end |
#convert_blank(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 173 def convert_blank el, opts; end |
#convert_blockquote(el, opts) ⇒ Object
Q: should we delete blank line between blocks in a nested conversation? TODO use shorthand for blockquote when contents is paragraph only; or always?
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# File 'lib/kramdown-asciidoc/converter.rb', line 204 def convert_blockquote el, opts (writer = opts[:writer]).start_block traverse el, (opts.merge writer: (block_writer = Writer.new), blockquote_depth: (depth = opts[:blockquote_depth] || 0) + 1) contents = block_writer.body if contents[0].start_with?(*ADMON_MARKERS_ASCIIDOC) if contents.include? '' style, _, contents[0] = contents[0].partition ': ' writer.add_line %([#{style}]) writer.start_delimited_block '=' writer.add_lines contents writer.end_delimited_block else writer.add_lines contents end else if contents.size > 1 && ::String === (last_line = contents[-1]) && (last_line.start_with? '-- ') attribution = (attribution_line = contents.pop).slice 3, attribution_line.length writer.add_line %([,#{attribution}]) # NOTE there will be at least one non-blank line, but coerce .to_s just to be safe contents.pop while contents[-1].to_s.empty? end # Q: should writer handle delimited block nesting? delimiter = depth > 0 ? ('____' + '__' * depth) : '_' writer.start_delimited_block delimiter writer.add_lines contents writer.end_delimited_block end end |
#convert_br(el, opts) ⇒ Object
NOTE this logic assumes the :hard_wrap option is disabled in the parser
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# File 'lib/kramdown-asciidoc/converter.rb', line 542 def convert_br el, opts writer = opts[:writer] if writer.empty? writer.append '{blank} +' else writer.append %(#{(writer.current_line.end_with? ' ') ? '' : ' '}+) end writer.add_blank_line if el.[:html_tag] && ((next_el = to_element opts[:next]).type != :text || !(next_el.value.start_with? LF)) end |
#convert_codeblock(el, opts) ⇒ Object
TODO match logic from ditarx
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# File 'lib/kramdown-asciidoc/converter.rb', line 234 def convert_codeblock el, opts writer = opts[:writer] # NOTE hack to down-convert level-5 heading to block title if (current_line = writer.current_line) && ((current_line.start_with? '.') ? (current_line == '....' || (current_line.start_with? '. ')) : true) writer.start_block end lines = el.value.rstrip.split LF first_line = lines[0] if (lang = el.attr['class']) # NOTE Kramdown always prefixes class with language- # TODO remap lang if requested lang = lang.slice 9, lang.length if @diagram_languages.include? lang diagram = true writer.add_line %([#{lang}]) else writer.add_line %([,#{lang}]) end elsif (prompt = first_line && (first_line.start_with? '$ ')) writer.add_line %([,#{lang = 'console'}]) if lines.include? '' end if lang || (el.[:fenced] && !prompt) delimiter = diagram ? '....' : '----' writer.add_line delimiter writer.add_lines lines writer.add_line delimiter elsif !prompt && ((lines.include? '') || (first_line && (ListMarkerRx.match? first_line))) writer.add_line '....' writer.add_lines lines writer.add_line '....' else # NOTE clear the list continuation as it isn't required writer.clear_line if writer.current_line == '+' writer.add_line(lines.map {|l| %( #{l}) }) end end |
#convert_codespan(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 452 def convert_codespan el, opts attrlist, mark = '', '`' if unconstrained? (prev_el = opts[:prev]), (next_el = opts[:next]) mark = '``' elsif next_el case next_el.type when :smart_quote if prev_el && prev_el.type == :smart_quote attrlist, mark = '[.code]', '``' else mark = '``' end when :text mark = '``' if (next_el.value.chr == ?') || (prev_el && prev_el.type == :smart_quote) end end text = el.value pass = (replaceable? text) ? :shorthand : nil pass = :macro if text.include? '++' case pass when :shorthand opts[:writer].append %(#{mark}+#{text}+#{mark}) when :macro opts[:writer].append %(#{mark}pass:c[#{text}]#{mark}) else opts[:writer].append %(#{attrlist}#{mark}#{text}#{mark}) end end |
#convert_dd(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 361 def convert_dd el, opts if el.[:first_as_para] == false remaining = el.children else remaining = (children = el.children).drop 1 primary_lines = compose_text [children[0]], parent: el, strip: true, split: true, wrap: @wrap if primary_lines.size == 1 opts[:writer].append %( #{primary_lines[0]}) else el.[:compound] = true opts[:writer].add_lines primary_lines end end unless remaining.empty? if remaining.find {|n| (type = n.type) == :blank ? nil : ((BLOCK_TYPES.include? type) ? true : break) } el.[:compound] = true end traverse remaining, (opts.merge parent: el) end end |
#convert_dt(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 351 def convert_dt el, opts writer = opts[:writer] # NOTE kramdown removes newlines from term term = compose_text el, strip: true marker = DLIST_MARKERS[(writer.list_level :dlist) - 1] #writer.add_blank_line if (prev = opts[:prev]) && prev.options[:compound] writer.add_blank_line if opts[:prev] writer.add_line %(#{term}#{marker}) end |
#convert_em(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 481 def convert_em el, opts composed_text = compose_text el mark = (unconstrained? opts[:prev], opts[:next]) ? '__' : '_' opts[:writer].append %(#{mark}#{composed_text}#{mark}) end |
#convert_entity(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 552 def convert_entity el, opts opts[:writer].append RESOLVE_ENTITY_TABLE[el.value.code_point] || el.[:original] end |
#convert_footnote(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 556 def convert_footnote el, opts id = el.[:name] composed_text = (@footnote_ids.add? id) ? ((compose_text el.value).gsub ']', '\]') : '' opts[:writer].append %(footnote:#{id}[#{composed_text}]) end |
#convert_heading(el, opts) ⇒ Object Also known as: convert_header
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# File 'lib/kramdown-asciidoc/converter.rb', line 120 def convert_heading el, opts (writer = opts[:writer]).start_block level = el.[:level] + @heading_offset attrs = [] style = [] # Q: should writer track last heading level? if (discrete = @current_heading_level && level > @current_heading_level + 1) # TODO make block title promotion an option (allow certain levels and titles) if level == 5 && (next_2_siblings = (siblings = opts[:parent].children).slice (siblings.index el) + 1, 2) && next_2_siblings.any? {|sibling| sibling.type == :codeblock } writer.add_line %(.#{compose_text el, strip: true}) return end style << 'discrete' end if (child_i = to_element el.children[0]).type == :html_element && child_i.value == 'a' && (id = child_i.attr['id']) el = clone el, children: child_i.children + (el.children.drop 1) unless @lazy_ids && id == (generate_unique_id (extract_raw_text el), false) (id.include? '.') ? (attrs << %(id=#{id})) : (style << %(##{id})) end record_id id elsif (id = el.attr['id']) # NOTE no need to check for '.' in this case since it's not recognized as a valid ID character by kramdown style << %(##{id}) unless @lazy_ids && id == (generate_unique_id (extract_raw_text el), false) record_id id elsif @auto_ids unless @lazy_ids ((id = generate_unique_id (extract_raw_text el)).include? '.') ? (attrs << %(id=#{id})) : (style << %(##{id})) end end if (role = el.attr['class']) style << %(.#{role.tr ' ', '.'}) end attrs.unshift style.join unless style.empty? attrlist = %([#{attrs.join ','}]) unless attrs.empty? # NOTE kramdown has already removed newlines title = compose_text el, strip: true if level == 1 && writer.empty? && @current_heading_level != 1 writer.add_prologue_line attrlist if attrlist writer.doctitle = title nil else @attributes['doctype'] = 'book' if level == 1 writer.add_line attrlist if attrlist writer.add_line %(#{'=' * level} #{title}) end @current_heading_level = level unless discrete nil end |
#convert_hr(_el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 427 def convert_hr _el, opts (writer = opts[:writer]).start_block writer.add_line '\'\'\'' end |
#convert_html_element(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 571 def convert_html_element el, opts if (tag = el.value) == 'script' opts[:writer].start_block opts[:writer].add_lines ['++++', '<script>', el.children[0].value.strip, '</script>', '++++'] return elsif tag == 'div' && (child_i = el.children[0]) && child_i.[:transparent] && (child_i_i = child_i.children[0]) if child_i_i.value == 'span' && ((role = el.attr['class'].to_s).start_with? 'note') && child_i_i.attr['class'] == 'notetitle' marker = ADMON_FORMATTED_MARKERS[(to_element child_i_i.children[0]).value] || 'Note' lines = compose_text (child_i.children.drop 1), parent: child_i, strip: true, split: true, wrap: @wrap lines.unshift %(#{ADMON_TYPE_MAP[marker]}: #{lines.shift}) opts[:writer].start_block opts[:writer].add_lines lines return else return convert_p child_i, (opts.merge parent: el, index: 0) end end contents = compose_text el, (opts.merge strip: el.[:category] == :block) case tag when 'del' opts[:writer].append %([.line-through]##{contents}#) when 'mark' opts[:writer].append %(##{contents}#) when 'span' if (role = el.attr['class']) opts[:writer].append %([.#{role.tr ' ', '.'}]##{contents}#) else opts[:writer].append contents end when 'sup' opts[:writer].append %(^#{contents}^) when 'sub' opts[:writer].append %(~#{contents}~) else if tag == 'input' && el.attr['type'] == 'checkbox' && el.attr['class'] == 'task-list-item-checkbox' opts[:writer].append %([#{el.attr['checked'] ? 'x' : ' '}] ) else attrs = (attrs = el.attr).empty? ? '' : attrs.map {|k, v| %( #{k}="#{v}") }.join opts[:writer].append %(+++<#{tag}#{attrs}>+++#{contents}+++</#{tag}>+++) end end end |
#convert_img(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 272 def convert_img el, opts if (parent = opts[:parent]).type == :p && parent.children.size == 1 attrs = [] style = [] if (id = el.attr['id']) (id.include? '.') ? (attrs << %(id=#{id})) : (style << %(##{id})) end if (role = el.attr['class']) style << %(.#{role.tr ' ', '.'}) end attrs.unshift style.join unless style.empty? attrlist = %([#{attrs.join ','}]) unless attrs.empty? block = true end macro_attrs = [nil] if (alt_text = el.attr['alt']) && !alt_text.empty? macro_attrs[0] = alt_text end if (width = el.attr['width']) macro_attrs << width elsif (css = el.attr['style']) && (width_css = (css.split CssPropDelimRx).find {|p| p.start_with? 'width:' }) width = (width_css.slice (width_css.index ':') + 1, width_css.length).strip width = width.to_f.round unless width.end_with? '%' macro_attrs << width end if macro_attrs.size == 1 && (alt_text = macro_attrs.pop) macro_attrs << alt_text end if (url = opts[:url]) macro_attrs << %(link=#{url}) end src = el.attr['src'] if (imagesdir = @imagesdir) && (src.start_with? %(#{imagesdir}/)) src = src.slice imagesdir.length + 1, src.length end writer = opts[:writer] if block writer.start_block writer.add_line attrlist if attrlist writer.add_line %(image::#{src}[#{macro_attrs.join ','}]) else writer.append %(image:#{src}[#{macro_attrs.join ','}]) end end |
#convert_li(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 329 def convert_li el, opts writer = opts[:writer] writer.add_blank_line if (prev = opts[:prev]) && prev.[:compound] marker = opts[:parent].type == :ol ? '.' : '*' indent = (level = writer.list_level) - 1 if !(children = el.children).empty? && children[0].type == :p primary, remaining = [(children = children.dup).shift, children] primary_lines = compose_text [primary], parent: el, strip: true, split: true, wrap: @wrap else remaining = children primary_lines = ['{blank}'] end primary_lines.unshift %(#{indent > 0 ? ' ' * indent : ''}#{marker * level} #{primary_lines.shift}) writer.add_lines primary_lines unless remaining.empty? if remaining.find {|n| (type = n.type) == :blank ? nil : ((BLOCK_TYPES.include? type) ? true : break) } el.[:compound] = true end traverse remaining, (opts.merge parent: el) end end |
#convert_math(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 653 def convert_math el, opts writer = opts[:writer] @attributes['stem'] = 'latexmath' if el.[:category] == :span writer.append %(stem:[#{el.value.gsub ']', '\]'}]) else writer.start_block writer.add_line '[stem]' writer.add_line '++++' writer.add_lines el.value.rstrip.split LF writer.add_line '++++' end end |
#convert_p(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 175 def convert_p el, opts (writer = opts[:writer]).start_block if (children = el.children).empty? lines = ['{blank}'] # NOTE detect plain admonition marker (e.g, Note: ...) # TODO these conditionals could be optimized elsif (child_i = children[0]).type == :text && (child_i_text = child_i.value).start_with?(*ADMON_MARKERS) marker, child_i_text = child_i_text.split ': ', 2 children = [(clone child_i, value: %(#{ADMON_TYPE_MAP[marker]}: #{child_i_text}))] + (children.drop 1) lines = compose_text children, parent: el, strip: true, split: true, wrap: @wrap # NOTE detect formatted admonition marker (e.g., *Note:* ...) elsif (child_i.type == :strong || child_i.type == :em) && (marker_el = child_i.children[0]) && ((marker = ADMON_FORMATTED_MARKERS[marker_el.value]) || ((marker = ADMON_LABELS[marker_el.value]) && (child_ii = to_element children[1]).type == :text && (((child_ii_text = child_ii.value).start_with? ': ') || (opts[:parent].type == :blockquote && (child_ii_text.start_with? ?\n))))) children = children.drop 1 children[0] = clone child_ii, value: (child_ii_text.slice 1, child_ii_text.length) if child_ii # Q: should we only rstrip? lines = compose_text children, parent: el, strip: true, split: true, wrap: @wrap lines.unshift %(#{ADMON_TYPE_MAP[marker]}: #{lines.shift}) else lines = compose_text el, strip: true, split: true, wrap: @wrap end writer.add_lines lines end |
#convert_root(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 106 def convert_root el, opts writer = Writer.new el = extract_prologue el, (opts.merge writer: writer) traverse el, (opts.merge writer: writer) if (fallback_doctitle = @attributes.delete 'title') writer.doctitle ||= fallback_doctitle end writer.add_attributes @attributes unless @attributes.empty? result = writer.to_s.gsub TrailingSpaceRx, '' # QUESTION should we add a preprocessor step to clean the source? result = result.tr NBSP, ' ' if result.include? NBSP result end |
#convert_smart_quote(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 562 def convert_smart_quote el, opts opts[:writer].append SMART_QUOTE_ENTITY_TO_MARKUP[el.value] end |
#convert_strong(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 487 def convert_strong el, opts if ((composed_text = compose_text el).include? ' > ') && MenuRefRx =~ composed_text @attributes['experimental'] = '' opts[:writer].append %(menu:#{$1}[#{$2}]) else mark = (unconstrained? opts[:prev], opts[:next]) ? '**' : '*' opts[:writer].append %(#{mark}#{composed_text}#{mark}) end end |
#convert_table(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 382 def convert_table el, opts head = nil cols = (alignments = el.[:alignment]).size if alignments.any? {|align| NON_DEFAULT_TABLE_ALIGNMENTS.include? align } colspecs = alignments.map {|align| TABLE_ALIGNMENTS[align] }.join ',' colspecs = %("#{colspecs}") if cols > 1 end table_buffer = ['|==='] ventilate = @wrap == :ventilate el.children.each do |container| container.children.each do |row| row_buffer = [] row.children.each do |cell| if ventilate cell_contents = (compose_text cell, split: true, wrap: :ventilate).map do |line| (line.include? '|') ? (line.gsub '|', '\|') : line end cell_contents[0] = %(| #{cell_contents[0]}) row_buffer += cell_contents else cell_contents = compose_text cell cell_contents = cell_contents.gsub '|', '\|' if cell_contents.include? '|' row_buffer << %(| #{cell_contents}) end end if container.type == :thead head = true row_buffer = [row_buffer * ' ', ''] elsif cols > 1 row_buffer << '' end table_buffer.concat row_buffer end end table_buffer.pop if table_buffer[-1] == '' table_buffer << '|===' (writer = opts[:writer]).start_block if colspecs writer.add_line %([cols=#{colspecs}]) elsif !head && cols > 1 writer.add_line %([cols=#{cols}*]) end opts[:writer].add_lines table_buffer end |
#convert_text(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 513 def convert_text el, opts text = escape_replacements el.value if text.include? '++' @attributes['pp'] = '{plus}{plus}' text = text.gsub '++', '{pp}' end if (writer = opts[:writer]).current_line.to_s.empty? writer.append text.lstrip else writer.append text end end |
#convert_typographic_sym(el, opts) ⇒ Object
NOTE leave enabled so we can down-convert mdash to –
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# File 'lib/kramdown-asciidoc/converter.rb', line 567 def convert_typographic_sym el, opts opts[:writer].append TYPOGRAPHIC_ENTITY_TO_MARKUP[el.value] end |
#convert_xml_comment(el, opts) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 615 def convert_xml_comment el, opts writer = opts[:writer] if (val = (XmlCommentRx.match el.value)[1]).include? ' !' lines = (val.gsub CommentPrefixRx, '').strip.split LF elsif (val = val.strip).empty? && !writer.follows_list? return else lines = val.split LF end #siblings = (parent = opts[:parent]) ? parent.children : [] if el.[:category] == :block # || (!opts[:result][-1] && siblings[-1] == el) writer.start_block if lines.empty? writer.add_line '//' # Q: should we only use block form if empty line is present? elsif lines.size > 1 writer.add_line '////' writer.add_lines lines writer.add_line '////' else writer.add_line %(// #{lines[0]}) end elsif !lines.empty? if (current_line = writer.current_line) && !(current_line.end_with? LF) start_new_line = true writer.replace_line current_line.rstrip if current_line.end_with? ' ' end lines = lines.map {|l| %(// #{l}) } if start_new_line writer.add_lines lines else writer.append lines.shift writer.add_lines lines unless lines.empty? end writer.add_blank_line end end |
#escape_replacements(text) ⇒ Object
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# File 'lib/kramdown-asciidoc/converter.rb', line 530 def escape_replacements text # NOTE the replacement \\\\\& inserts a single backslash in front of the matched text text = text.gsub InadvertentReplacementsRx, '\\\\\&' if InadvertentReplacementsRx.match? text text = text.gsub UriSchemeRx, '\\\\\&' if !@auto_links && (text.include? '://') text = text.gsub '^', '{caret}' if (text.include? '^') && text != '^' unless text.ascii_only? text = (text.gsub SmartApostropheRx, ?').gsub TypographicSymbolRx, TYPOGRAPHIC_SYMBOL_TO_MARKUP end text end |
#next_char_word?(next_el) ⇒ Boolean
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# File 'lib/kramdown-asciidoc/converter.rb', line 505 def next_char_word? next_el next_el && next_el.type == :text && (WordRx.match? next_el.value.chr) end |
#prev_char_wordish?(prev_el) ⇒ Boolean
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# File 'lib/kramdown-asciidoc/converter.rb', line 501 def prev_char_wordish? prev_el prev_el && (prev_el.type == :entity || (prev_el.type == :text && (WordishRx.match? prev_el.value[-1]))) end |
#replaceable?(text) ⇒ Boolean
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# File 'lib/kramdown-asciidoc/converter.rb', line 526 def replaceable? text (ReplaceableTextRx.match? text) || (text != '^' && (text.include? '^')) end |
#unconstrained?(prev_el, next_el) ⇒ Boolean
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# File 'lib/kramdown-asciidoc/converter.rb', line 497 def unconstrained? prev_el, next_el (next_char_word? next_el) || (prev_char_wordish? prev_el) end |