<h2>Editing File: /usr/share/vim/vim80/syntax/sisu.vim</h2><form method='post'><textarea name='content' class='file-edit'>&quot; SiSU Vim syntax file
&quot; SiSU Maintainer: Ralph Amissah &lt;ralph.amissah@gmail.com&gt;
&quot; SiSU Markup:     SiSU (sisu-5.6.7)
&quot; Last Change:     2017 Jun 22
&quot; URL: &lt;http://git.sisudoc.org/gitweb/?p=code/sisu.git;a=blob;f=data/sisu/conf/editor-syntax-etc/vim/syntax/sisu.vim;hb=HEAD&gt;
&quot;      &lt;http://git.sisudoc.org/gitweb/?p=code/sisu.git;a=blob_plain;f=data/sisu/conf/editor-syntax-etc/vim/syntax/sisu.vim;hb=HEAD&gt;
&quot;(originally looked at Ruby Vim by Mirko Nasato)

&quot; quit when a syntax file was already loaded
if exists(&quot;b:current_syntax&quot;)
  finish
endif
let s:cpo_save = &amp;cpo
set cpo&amp;vim

&quot;% &quot;Errors:
syn match sisu_error contains=sisu_link,sisu_error_wspace &quot;&lt;![^ei]\S\+!&gt;&quot;

&quot;% &quot;Markers Identifiers:
if !exists(&quot;sisu_no_identifiers&quot;)
  syn match   sisu_mark_endnote                                           &quot;\~^&quot;
  syn match   sisu_break               contains=@NoSpell                  &quot; \\\\\( \|$\)\|&lt;br&gt;\|&lt;br /&gt;&quot;
  syn match   sisu_control             contains=@NoSpell                  &quot;^\(-\\\\-\|=\\\\=\|-\.\.-\|&lt;:p[bn]&gt;\)\s*$&quot;
  syn match   sisu_control             contains=@NoSpell                  &quot;^&lt;:\(bo\|---\)&gt;\s*$&quot;
  syn match   sisu_marktail            contains=@NoSpell                  &quot;^--[+~-]#\s*$&quot;
  syn match   sisu_marktail                                               &quot;[~-]#&quot;
  syn match   sisu_control                                                &quot;\&quot;&quot;
  syn match   sisu_underline                                              &quot;\(^\| \)_[a-zA-Z0-9]\+_\([ .,]\|$\)&quot;
  syn match   sisu_number              contains=@NoSpell                  &quot;[0-9a-f]\{32\}\|[0-9a-f]\{64\}&quot;
  syn match   sisu_link                contains=@NoSpell                  &quot;\(_\?https\?://\|\.\.\/\)\S\+&quot;
  syn match   sisu_link                                                   &quot; \*\~\S\+&quot;
  syn match   sisu_require             contains=@NoSpell                  &quot;^&lt;&lt;\s*[a-zA-Z0-9^./_-]\+\.ss[it]$&quot;
  syn match   sisu_structure                                              &quot;^:A\~$&quot;

&quot;% &quot;Document Sub Headers:
  syn match   sisu_sub_header_title                                       &quot;^\s\+:\(subtitle\|short\|edition\|language\|lang_char\|note\):\s&quot; &quot;group=sisu_header_content
  syn match   sisu_sub_header_creator                                     &quot;^\s\+:\(author\|editor\|contributor\|illustrator\|photographer\|translator\|digitized_by\|prepared_by\|audio\|video\):\s&quot;                               &quot; &amp;hon &amp;institution
  syn match   sisu_sub_header_rights                                      &quot;^\s\+:\(copyright\|text\|translation\|illustrations\|photographs\|preparation\|digitization\|audio\|video\|license\|all\):\s&quot;                   &quot; access_rights license
  syn match   sisu_sub_header_classify                                    &quot;^\s\+:\(topic_register\|keywords\|subject\|dewey\|loc\):\s&quot;
  syn match   sisu_sub_header_identifier                                  &quot;^\s\+:\(oclc\|isbn\):\s&quot;
  syn match   sisu_sub_header_date                                        &quot;^\s\+:\(added_to_site\|available\|created\|issued\|modified\|published\|valid\|translated\|original_publication\):\s&quot;
  syn match   sisu_sub_header_original                                    &quot;^\s\+:\(publisher\|date\|language\|lang_char\|institution\|nationality\|source\):\s&quot;
  syn match   sisu_sub_header_make                                        &quot;^\s\+:\(headings\|num_top\|breaks\|language\|italics\|bold\|emphasis\|substitute\|omit\|plaintext_wrap\|texpdf_font_mono\|texpdf_font\|stamp\|promo\|ad\|manpage\|home_button_text\|home_button_image\|cover_image\|footer\):\s&quot;
  syn match   sisu_sub_header_notes                                       &quot;^\s\+:\(description\|abstract\|comment\|coverage\|relation\|source\|history\|type\|format\|prefix\|prefix_[ab]\|suffix\):\s&quot;
  syn match   sisu_within_index_ignore                                    &quot;\S\+[:;]\(\s\+\|$\)&quot;
  syn match   sisu_within_index                                           &quot;[:|;]\|+\d\+&quot;

&quot;% &quot;semantic markers: (ignore)
  syn match   sisu_sem_marker                                             &quot;;{\|};[a-z._]*[a-z]&quot;
  syn match   sisu_sem_marker_block                                       &quot;\([a-z][a-z._]*\|\):{\|}:[a-z._]*[a-z]&quot;
  syn match   sisu_sem_ex_marker                                          &quot;;\[\|\];[a-z._]*[a-z]&quot;
  syn match   sisu_sem_ex_marker_block                                    &quot;\([a-z][a-z._]*\|\):\[\|\]:[a-z._]*[a-z]&quot;
  syn match   sisu_sem_block contains=sisu_error,sisu_error_wspace,sisu_content_alt,sisu_link,sisu_linked,sisu_break,sisu_sem_block,sisu_sem_content,sisu_sem_marker_block,sisu_sem_marker,sisu_sem_ex_marker_block,sisu_sem_ex_marker,sisu_mark_endnote,sisu_content_endnote &quot;\([a-z]*\):{[^}].\{-}}:\1&quot;
  syn match   sisu_sem_content contains=sisu_error,sisu_error_wspace,sisu_content_alt,sisu_link,sisu_linked,sisu_break,sisu_sem_marker_block,sisu_sem_marker,sisu_sem_ex_marker_block,sisu_sem_ex_marker &quot;;{[^}].\{-}};[a-z]\+&quot;
  syn match   sisu_sem_ex_block contains=sisu_error,sisu_error_wspace,sisu_content_alt,sisu_link,sisu_linked,sisu_break,sisu_sem_block,sisu_sem_content,sisu_sem_marker_block,sisu_sem_marker,sisu_sem_ex_marker_block,sisu_sem_ex_marker,sisu_mark_endnote,sisu_content_endnote &quot;\([a-z]*\):\[[^}].\{-}\]:\1&quot;
  syn match   sisu_sem_ex_content contains=sisu_error,sisu_error_wspace,sisu_content_alt,sisu_link,sisu_linked,sisu_break,sisu_sem_marker_block,sisu_sem_marker,sisu_sem_ex_marker_block,sisu_sem_ex_marker &quot;;\[[^}].\{-}\];[a-z]\+&quot;
endif

&quot;% &quot;URLs Numbers And ASCII Codes:
syn match   sisu_number                              &quot;\&lt;\(0x\x\+\|0b[01]\+\|0\o\+\|0\.\d\+\|0\|[1-9][\.0-9_]*\)\&gt;&quot;
syn match   sisu_number                              &quot;?\(\\M-\\C-\|\\c\|\\C-\|\\M-\)\=\(\\\o\{3}\|\\x\x\{2}\|\\\=\w\)&quot;

&quot;% &quot;Tuned Error: (is error if not already matched)
syn match sisu_error             contains=sisu_error &quot;[\~/\*!_]{\|}[\~/\*!_]&quot;
syn match sisu_error             contains=sisu_error &quot;&lt;a href\|&lt;/a&gt;]&quot;

&quot;% &quot;Simple Paired Enclosed Markup:
&quot;url/link
syn region sisu_link contains=sisu_error,sisu_error_wspace matchgroup=sisu_action start=&quot;^&lt;&lt;\s*|[a-zA-Z0-9^._-]\+|@|[a-zA-Z0-9^._-]\+|&quot;rs=s+2 end=&quot;$&quot;

&quot;% &quot;Document Header:
&quot; title
syn region sisu_header_content contains=sisu_error,sisu_comment,sisu_break,sisu_link,sisu_sub_header_title matchgroup=sisu_header start=&quot;^[@]title:[+-]\?\(\s\|\n\)&quot;rs=e-1 end=&quot;\n$&quot;
&quot; creator
syn region sisu_header_content contains=sisu_error,sisu_comment,sisu_break,sisu_link,sisu_sub_header_creator matchgroup=sisu_header start=&quot;^[@]creator:[+-]\?\(\s\|\n\)&quot;rs=e-1 end=&quot;\n$&quot;
&quot; dates
syn region sisu_header_content contains=sisu_error,sisu_comment,sisu_break,sisu_link,sisu_sub_header_date matchgroup=sisu_header start=&quot;^[@]date:[+-]\?\(\s\|\n\)&quot;rs=e-1 end=&quot;\n$&quot;
&quot; publisher
syn region sisu_header_content contains=sisu_error,sisu_comment,sisu_break,sisu_link,sisu_sub_header_publisher matchgroup=sisu_header start=&quot;^[@]publisher:[+-]\?\(\s\|\n\)&quot;rs=e-1 end=&quot;\n$&quot;
&quot; rights
syn region sisu_header_content contains=sisu_error,sisu_comment,sisu_break,sisu_link,sisu_sub_header_rights matchgroup=sisu_header start=&quot;^[@]rights:[+-]\?\(\s\|\n\)&quot;rs=e-1 end=&quot;\n$&quot;
&quot; classify document
syn region sisu_header_content contains=sisu_error,sisu_comment,sisu_break,sisu_link,sisu_sub_header_classify matchgroup=sisu_header start=&quot;^[@]classify:[+-]\?\(\s\|\n\)&quot;rs=e-1 end=&quot;\n$&quot;
&quot; identifier document
syn region sisu_header_content contains=sisu_error,sisu_comment,sisu_break,sisu_link,sisu_sub_header_identifier matchgroup=sisu_header start=&quot;^[@]identifier:[+-]\?\(\s\|\n\)&quot;rs=e-1 end=&quot;\n$&quot;
&quot; original language (depreciated)
syn region sisu_header_content contains=sisu_error,sisu_comment,sisu_break,sisu_link,sisu_sub_header_original matchgroup=sisu_header start=&quot;^[@]original:[+-]\?\(\s\|\n\)&quot;rs=e-1 end=&quot;\n$&quot;
&quot; notes
syn region sisu_header_content contains=sisu_error,sisu_comment,sisu_break,sisu_link,sisu_sub_header_notes matchgroup=sisu_header start=&quot;^[@]notes:[+-]\?\(\s\|\n\)&quot;rs=e-1 end=&quot;\n$&quot;
&quot; links of interest
syn region sisu_header_content contains=sisu_error,sisu_comment,sisu_break,sisu_linked,sisu_sub_header_links matchgroup=sisu_header start=&quot;^[@]links:[+-]\?\(\s\|\n\)&quot;rs=e-1 end=&quot;\n$&quot;
&quot; make, processing instructions
syn region sisu_header_content contains=sisu_error,sisu_comment,sisu_break,sisu_link,sisu_sub_header_make matchgroup=sisu_header start=&quot;^[@]make:[+-]\?\(\s\|\n\)&quot;rs=e-1 end=&quot;\n$&quot;

&quot;% &quot;Headings:
syn region sisu_heading contains=sisu_mark_endnote,sisu_content_endnote,sisu_marktail,sisu_strikeout,sisu_number,sisu_bold,sisu_control,sisu_identifier,sisu_ocn,sisu_error,sisu_error_wspace matchgroup=sisu_structure start=&quot;^\([1-4]\|:\?[A-D]\)\~\(\S\+\|[^-]\)&quot; end=&quot;$&quot;

&quot;% &quot;Block Group Text:
&quot; table
syn region sisu_content_alt contains=sisu_strikeout,sisu_number,sisu_bold,sisu_control,sisu_identifier,sisu_error matchgroup=sisu_contain start=&quot;^table{.\+&quot; end=&quot;}table&quot;
&quot; table
syn region sisu_content_alt contains=sisu_strikeout,sisu_number,sisu_bold,sisu_control,sisu_identifier,sisu_error matchgroup=sisu_contain start=&quot;^```\s\+table&quot; end=&quot;^```\(\s\|$\)&quot;
syn region sisu_content_alt contains=sisu_strikeout,sisu_number,sisu_bold,sisu_control,sisu_identifier,sisu_error matchgroup=sisu_contain start=&quot;^{\(t\|table\)\(\~h\)\?\(\sc[0-9]\+;\)\?[0-9; ]*}&quot; end=&quot;\n$&quot;
&quot; block, group, poem, alt
syn region sisu_content_alt contains=sisu_mark_endnote,sisu_content_endnote,sisu_link,sisu_mark,sisu_strikeout,sisu_number,sisu_control,sisu_identifier,sisu_error matchgroup=sisu_contain start=&quot;^\z(block\|group\|poem\|alt\){&quot; end=&quot;^}\z1&quot;
syn region sisu_content_alt contains=sisu_mark_endnote,sisu_content_endnote,sisu_link,sisu_mark,sisu_strikeout,sisu_number,sisu_control,sisu_identifier,sisu_error matchgroup=sisu_contain start=&quot;^```\s\+\(block\|group\|poem\|alt\)&quot; end=&quot;^```\(\s\|$\)&quot;
&quot; box
syn region sisu_content_alt contains=sisu_mark_endnote,sisu_content_endnote,sisu_link,sisu_mark,sisu_strikeout,sisu_number,sisu_control,sisu_identifier,sisu_error matchgroup=sisu_contain start=&quot;^box\(\.[a-z]\+\)\?{&quot; end=&quot;^}box&quot;
syn region sisu_content_alt contains=sisu_mark_endnote,sisu_content_endnote,sisu_link,sisu_mark,sisu_strikeout,sisu_number,sisu_control,sisu_identifier,sisu_error matchgroup=sisu_contain start=&quot;^```\s\+\box\(\.[a-z]\+\)\?&quot; end=&quot;^```\(\s\|$\)&quot;
&quot; code
syn region sisu_content_alt contains=sisu_error,@NoSpell matchgroup=sisu_contain start=&quot;^code\(\.[a-z][0-9a-z_]\+\)\?{&quot; end=&quot;^}code&quot;
syn region sisu_content_alt contains=sisu_error,@NoSpell matchgroup=sisu_contain start=&quot;^```\s\+code\(\.[a-z][0-9a-z_]\+\)\?&quot; end=&quot;^```\(\s\|$\)&quot;
&quot; quote
syn region sisu_normal contains=sisu_fontface,sisu_bold,sisu_control,sisu_identifier,sisu_content_endnote,sisu_mark_endnote,sisu_link,sisu_sem_block,sisu_sem_content,sisu_sem_marker_block,sisu_sem_marker,sisu_sem_ex_marker_block,sisu_sem_ex_marker,sisu_linked,sisu_error,sisu_error_wspace matchgroup=sisu_contain start=&quot;^```\s\+quote&quot; end=&quot;^```\(\s\|$\)&quot;

&quot;% &quot;Endnotes:
&quot; regular endnote or asterisk or plus sign endnote
syn region sisu_content_endnote contains=sisu_link,sisu_strikeout,sisu_underline,sisu_number,sisu_bold,sisu_control,sisu_identifier,sisu_error,sisu_error_wspace,sisu_mark,sisu_break,sisu_sem_block,sisu_sem_content,sisu_sem_marker_block,sisu_sem_marker,sisu_sem_ex_marker_block,sisu_sem_ex_marker matchgroup=sisu_mark_endnote start=&quot;\~{[*+]*&quot; end=&quot;}\~&quot; skip=&quot;\n&quot;
&quot; numbered asterisk or plus sign endnote
syn region sisu_content_endnote contains=sisu_link,sisu_strikeout,sisu_underline,sisu_number,sisu_bold,sisu_control,sisu_identifier,sisu_error,sisu_error_wspace,sisu_mark,sisu_break,sisu_sem_block,sisu_sem_content,sisu_sem_marker matchgroup=sisu_mark_endnote start=&quot;\~\[[*+]*&quot; end=&quot;\]\~&quot; skip=&quot;\n&quot;
&quot; endnote content marker (for binary content marking)
syn region sisu_content_endnote contains=sisu_strikeout,sisu_number,sisu_bold,sisu_control,sisu_link,sisu_identifier,sisu_error,sisu_error_wspace,sisu_mark,sisu_break matchgroup=sisu_mark_endnote start=&quot;\^\~&quot; end=&quot;\n$&quot;

&quot;% &quot;Links And Images:
&quot; image with url link (and possibly footnote of url)
syn region sisu_linked contains=sisu_fontface,sisu_strikeout,sisu_number,sisu_bold,sisu_control,sisu_identifier,sisu_sem_block,sisu_sem_content,sisu_sem_marker_block,sisu_sem_marker,sisu_sem_ex_marker_block,sisu_sem_ex_marker,sisu_sem_block,sisu_error matchgroup=sisu_link start=&quot;{\(\~^\s\)\?&quot; end=&quot;}\(https\?:/\/\|:\|\.\.\/\|#\)\S\+&quot; oneline
&quot; sisu outputs, short notation
syn region sisu_linked contains=sisu_fontface,sisu_strikeout,sisu_number,sisu_bold,sisu_control,sisu_identifier,sisu_sem_block,sisu_sem_content,sisu_sem_marker_block,sisu_sem_marker,sisu_sem_ex_marker_block,sisu_sem_ex_marker,sisu_sem_block,sisu_error matchgroup=sisu_link start=&quot;{\(\~^\s\)\?&quot; end=&quot;\[[1-5][sS]*\]}\S\+\.ss[tm]&quot; oneline
&quot; image
syn region sisu_linked contains=sisu_fontface,sisu_strikeout,sisu_number,sisu_bold,sisu_control,sisu_identifier,sisu_error matchgroup=sisu_link start=&quot;{&quot; end=&quot;}image&quot; oneline

&quot;% &quot;Some Line Operations:
&quot; bold line
syn region sisu_bold contains=sisu_strikeout,sisu_identifier,sisu_content_endnote,sisu_mark_endnote,sisu_error,sisu_error_wspace matchgroup=sisu_markpara start=&quot;^!_ &quot; end=&quot; \\\\\|$&quot;
&quot; indent and bullet paragraph
syn region sisu_normal contains=sisu_fontface,sisu_bold,sisu_control,sisu_identifier,sisu_content_endnote,sisu_mark_endnote,sisu_link,sisu_sem_block,sisu_sem_content,sisu_sem_marker_block,sisu_sem_marker,sisu_sem_ex_marker_block,sisu_sem_ex_marker,sisu_linked,sisu_error,sisu_error_wspace matchgroup=sisu_markpara start=&quot;^_\([1-9*]\|[1-9]\*\) &quot; end=&quot;$&quot;
&quot; indent and bullet (bold start) paragraph
syn region sisu_bold contains=sisu_fontface,sisu_bold,sisu_control,sisu_identifier,sisu_content_endnote,sisu_mark_endnote,sisu_link,sisu_sem_block,sisu_sem_content,sisu_sem_marker_block,sisu_sem_marker,sisu_sem_ex_marker_block,sisu_sem_ex_marker,sisu_linked,sisu_error,sisu_error_wspace matchgroup=sisu_markpara start=&quot;^_\([1-9*]\|[1-9]\*\)!_\? &quot; end=&quot; \\\\\|$&quot;
&quot; hanging indent paragraph [proposed]
syn region sisu_normal contains=sisu_fontface,sisu_bold,sisu_control,sisu_identifier,sisu_content_endnote,sisu_mark_endnote,sisu_link,sisu_sem_block,sisu_sem_content,sisu_sem_marker_block,sisu_sem_marker,sisu_sem_ex_marker_block,sisu_sem_ex_marker,sisu_linked,sisu_error,sisu_error_wspace matchgroup=sisu_markpara start=&quot;^_[0-9]\?_[0-9] &quot; end=&quot;$&quot;
&quot; hanging indent (bold start/ definition) paragraph [proposed]
syn region sisu_bold contains=sisu_fontface,sisu_bold,sisu_control,sisu_identifier,sisu_content_endnote,sisu_mark_endnote,sisu_link,sisu_sem_block,sisu_sem_content,sisu_sem_marker_block,sisu_sem_marker,sisu_sem_ex_marker_block,sisu_sem_ex_marker,sisu_linked,sisu_error,sisu_error_wspace matchgroup=sisu_markpara start=&quot;^_[0-9]\?_[0-9]!_\? &quot; end=&quot; \\\\\|$&quot;
&quot; list numbering
syn region sisu_normal contains=sisu_strikeout,sisu_identifier,sisu_content_endnote,sisu_mark_endnote,sisu_link,sisu_linked,sisu_error,sisu_error_wspace matchgroup=sisu_markpara start=&quot;^\(#[ 1]\|_# \)&quot; end=&quot;$&quot;

&quot;% &quot;Font Face Curly Brackets:
&quot;syn region sisu_identifier contains=sisu_strikeout,sisu_number,sisu_control,sisu_identifier,sisu_error matchgroup=sisu_sem start=&quot;\S\+:{&quot; end=&quot;}:[^&lt;&gt;,.!?:; ]\+&quot; oneline
&quot; book index:
syn region sisu_index contains=sisu_within_index_ignore,sisu_within_index matchgroup=sisu_index_block start=&quot;^={&quot; end=&quot;}&quot;
&quot; emphasis:
syn region sisu_bold contains=sisu_strikeout,sisu_number,sisu_bold,sisu_control,sisu_identifier,sisu_error matchgroup=sisu_fontface start=&quot;\*{&quot; end=&quot;}\*&quot;
&quot; bold:
syn region sisu_bold contains=sisu_strikeout,sisu_number,sisu_bold,sisu_control,sisu_identifier,sisu_error matchgroup=sisu_fontface start=&quot;!{&quot; end=&quot;}!&quot;
&quot; underscore:
syn region sisu_underline contains=sisu_strikeout,sisu_number,sisu_bold,sisu_control,sisu_identifier,sisu_error matchgroup=sisu_fontface start=&quot;_{&quot; end=&quot;}_&quot;
&quot; italics:
syn region sisu_identifier contains=sisu_strikeout,sisu_number,sisu_bold,sisu_control,sisu_identifier,sisu_error matchgroup=sisu_fontface start=&quot;/{&quot; end=&quot;}/&quot;
&quot; added:
syn region sisu_underline contains=sisu_strikeout,sisu_number,sisu_bold,sisu_control,sisu_identifier,sisu_error matchgroup=sisu_fontface start=&quot;+{&quot; end=&quot;}+&quot;
&quot; superscript:
syn region sisu_identifier contains=sisu_strikeout,sisu_number,sisu_bold,sisu_control,sisu_identifier,sisu_error matchgroup=sisu_fontface start=&quot;\^{&quot; end=&quot;}\^&quot;
&quot; subscript:
syn region sisu_identifier contains=sisu_strikeout,sisu_number,sisu_bold,sisu_control,sisu_identifier,sisu_error matchgroup=sisu_fontface start=&quot;,{&quot; end=&quot;},&quot;
&quot; monospace:
syn region sisu_identifier contains=sisu_strikeout,sisu_number,sisu_bold,sisu_control,sisu_identifier,sisu_error matchgroup=sisu_fontface start=&quot;#{&quot; end=&quot;}#&quot;
&quot; strikethrough:
syn region sisu_strikeout contains=sisu_error matchgroup=sisu_fontface start=&quot;-{&quot; end=&quot;}-&quot;

&quot;% &quot;Single Words Bold Italicise Etc: (depreciated)
syn region sisu_bold contains=sisu_error matchgroup=sisu_bold start=&quot;\([ (]\|^\)\*[^\|{\n\~\\]&quot;hs=e-1 end=&quot;\*&quot;he=e-0 skip=&quot;[a-zA-Z0-9']&quot; oneline
syn region sisu_identifier contains=sisu_error matchgroup=sisu_content_alt start=&quot;\([ ]\|^\)/[^{ \|\n\\]&quot;hs=e-1 end=&quot;/\[ \.\]&quot; skip=&quot;[a-zA-Z0-9']&quot; oneline
&quot;misc
syn region sisu_identifier contains=sisu_error matchgroup=sisu_fontface start=&quot;\^[^ {\|\n\\]&quot;rs=s+1 end=&quot;\^[ ,.;:'})\\\n]&quot; skip=&quot;[a-zA-Z0-9']&quot; oneline

&quot;% &quot;Expensive Mode:
if !exists(&quot;sisu_no_expensive&quot;)
else &quot; not Expensive
  syn region  sisu_content_alt  matchgroup=sisu_control start=&quot;^\s*def\s&quot; matchgroup=NONE end=&quot;[?!]\|\&gt;&quot; skip=&quot;\.\|\(::\)&quot; oneline
endif &quot; Expensive?

&quot;% &quot;Headers And Headings: (Document Instructions)
syn match sisu_control contains=sisu_error,sisu_error_wspace &quot;4\~! \S\+&quot;
syn region  sisu_markpara contains=sisu_error,sisu_error_wspace start=&quot;^=begin&quot; end=&quot;^=end.*$&quot;

&quot;% &quot;Errors:
syn match sisu_error_wspace contains=sisu_error_wspace &quot;^\s\+[^:]&quot;
syn match sisu_error_wspace contains=sisu_error_wspace &quot;\s\s\+&quot;
syn match sisu_error_wspace contains=sisu_error_wspace &quot;\s\+$&quot;
syn match sisu_error contains=sisu_error_wspace &quot;\t\+&quot;
syn match sisu_error contains=sisu_error,sisu_error_wspace &quot;\([^ (][_\\]\||[^ (}]\)https\?:\S\+&quot;
syn match sisu_error contains=sisu_error &quot;_\?https\?:\S\+[}&gt;&lt;]&quot;
syn match sisu_error contains=sisu_error &quot;\([!*/_\+,^]\){\([^(\}\1)]\)\{-}\n$&quot;
syn match sisu_error contains=sisu_error &quot;^[\~]{[^{]\{-}\n$&quot;
syn match sisu_error contains=sisu_error &quot;\s\+.{{&quot;
syn match sisu_error contains=sisu_error &quot;^\~\s*$&quot;
syn match sisu_error contains=sisu_error &quot;^0\~.*&quot;
syn match sisu_error contains=sisu_error &quot;^[1-9]\~\s*$&quot;
syn match sisu_error contains=sisu_error &quot;^[1-9]\~\S\+\s*$&quot;
syn match sisu_error contains=sisu_error &quot;[^{]\~\^[^ \)]&quot;
syn match sisu_error contains=sisu_error &quot;\~\^\s\+\.\s*&quot;
syn match sisu_error contains=sisu_error &quot;{\~^\S\+&quot;
syn match sisu_error contains=sisu_error &quot;[_/\*!^]{[ .,:;?&gt;&lt;]*}[_/\*!^]&quot;
syn match sisu_error contains=sisu_error &quot;[^ (\&quot;'(\[][_/\*!]{\|}[_/\*!][a-zA-Z0-9)\]\&quot;']&quot;
syn match sisu_error contains=sisu_error &quot;&lt;dir&gt;&quot;
&quot;errors for filetype sisu, though not error in 'metaverse':
syn match sisu_error contains=sisu_error,sisu_match,sisu_strikeout,sisu_contain,sisu_content_alt,sisu_mark,sisu_break,sisu_number &quot;&lt;[a-zA-Z\/]\+&gt;&quot;
syn match sisu_error  &quot;/\?&lt;\([biu]\)&gt;[^(&lt;/\1&gt;)]\{-}\n$&quot;

&quot;% &quot;Error Exceptions:
syn match sisu_control &quot;\n$&quot; &quot;contains=ALL
&quot;syn match sisu_control &quot; //&quot;
syn match sisu_error   &quot;%{&quot;
syn match sisu_error   &quot;&lt;br&gt;_\?https\?:\S\+\|_\?https\?:\S\+&lt;br&gt;&quot;
syn match sisu_error   &quot;[&gt;&lt;]_\?https\?:\S\+\|_\?https\?:\S\+[&gt;&lt;]&quot;
syn match sisu_comment &quot;^%\{1,2\}.\+&quot;

&quot;% &quot;Definitions Default Highlighting:
hi def link sisu_normal                Normal
hi def link sisu_bold                  Statement
hi def link sisu_header                PreProc
hi def link sisu_header_content        Normal
hi def link sisu_sub_header_title      Statement
hi def link sisu_sub_header_creator    Statement
hi def link sisu_sub_header_date       Statement
hi def link sisu_sub_header_publisher  Statement
hi def link sisu_sub_header_rights     Statement
hi def link sisu_sub_header_classify   Statement
hi def link sisu_sub_header_identifier Statement
hi def link sisu_sub_header_original   Statement
hi def link sisu_sub_header_links      Statement
hi def link sisu_sub_header_notes      Statement
hi def link sisu_sub_header_make       Statement
hi def link sisu_heading               Title
hi def link sisu_structure             Operator
hi def link sisu_contain               Include
hi def link sisu_mark_endnote          Delimiter
hi def link sisu_require               NonText
hi def link sisu_link                  NonText
hi def link sisu_linked                String
hi def link sisu_fontface              Delimiter
hi def link sisu_strikeout             DiffDelete
hi def link sisu_content_alt           Special
hi def link sisu_sem_content           SpecialKey
hi def link sisu_sem_block             Special
hi def link sisu_sem_marker            Visual
&quot;hi def link sisu_sem_marker            Structure
hi def link sisu_sem_marker_block      MatchParen
hi def link sisu_sem_ex_marker         FoldColumn
hi def link sisu_sem_ex_marker_block   Folded
hi def link sisu_sem_ex_content        Comment
&quot;hi def link sisu_sem_ex_content        SpecialKey
hi def link sisu_sem_ex_block          Comment
hi def link sisu_index                 SpecialKey
hi def link sisu_index_block           Visual
hi def link sisu_content_endnote       Special
hi def link sisu_control               Delimiter
hi def link sisu_within_index          Delimiter
hi def link sisu_within_index_ignore   SpecialKey
hi def link sisu_ocn                   Include
hi def link sisu_number                Number
hi def link sisu_identifier            Function
hi def link sisu_underline             Underlined
hi def link sisu_markpara              Include
hi def link sisu_marktail              Include
hi def link sisu_mark                  Identifier
hi def link sisu_break                 Structure
hi def link sisu_html                  Type
hi def link sisu_action                Identifier
hi def link sisu_comment               Comment
hi def link sisu_error_sem_marker      Error
hi def link sisu_error_wspace          Error
hi def link sisu_error                 Error
let b:current_syntax = &quot;sisu&quot;
let &amp;cpo = s:cpo_save
unlet s:cpo_save
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