syn case ignore
syn sync linebreaks=1
+let s:conceal = ''
+let s:concealends = ''
+if has('conceal')
+ let s:conceal = ' conceal'
+ let s:concealends = ' concealends'
+endif
+
"additions to HTML groups
-syn region htmlItalic start="\\\@<!\*\ze\S" end="\S\zs\\\@<!\*" keepend oneline
-syn region htmlItalic start="\(^\|\s\)\@<=_\|\\\@<!_\([^_]\+\s\)\@=" end="\S\@<=[^\\]_\|[^\\]_\S\@=" keepend oneline
-syn region htmlBold start="\*\*\ze\S" end="\S\zs\*\*" keepend oneline
-syn region htmlBold start="__\ze\S" end="\S\zs__" keepend oneline
-syn region htmlBoldItalic start="\*\*\*\ze\S" end="\S\zs\*\*\*" keepend oneline
-syn region htmlBoldItalic start="___\ze\S" end="\S\zs___" keepend oneline
+"syn region htmlItalic start="\%(^\|\s\)\zs\*\ze[^\\\*\t ]" end="[^\\\*\t ]\zs\*\ze\_W" keepend
+"syn region htmlItalic start="\%(^\|\s\)\zs_\ze[^\\_\t ]" end="[^\\_\t ]\zs_\ze\_W" keepend
+"syn region htmlBold start="\*\*\ze\S" end="\S\zs\*\*" keepend
+"syn region htmlBold start="__\ze\S" end="\S\zs__" keepend
+"syn region htmlBoldItalic start="\*\*\*\ze\S" end="\S\zs\*\*\*" keepend
+"syn region htmlBoldItalic start="___\ze\S" end="\S\zs___" keepend
+
+" emphasis stops at newline (in case a closing token is not found before)
+"if get(g:, "vim_markdown_emphasis_stops_at_newline", 1)
+" let esanl_pre = '\(\n\|'
+" let esanl_suf = '\)'
+"else
+" let esanl_pre = ''
+" let esanl_suf = ''
+"endif
+"execute 'syn region htmlItalic start="\%(^\|\s\)\zs\*\ze[^\\\*\t ]" end="[^\\\*\t ]\zs' . esanl_pre . '\*' . esanl_suf . '\ze\_W" keepend'
+"execute 'syn region htmlItalic start="\%(^\|\s\)\zs_\ze[^\\_\t ]" end="[^\\_\t ]\zs' . esanl_pre . '_' . esanl_suf . '\ze\_W" keepend'
+"execute 'syn region htmlBold start="\*\*\ze\S" end="\S\zs' . esanl_pre . '\*\*' . esanl_suf . '" keepend'
+"execute 'syn region htmlBold start="__\ze\S" end="\S\zs__" keepend
+"execute 'syn region htmlBoldItalic start="\*\*\*\ze\S" end="\S\zs\*\*\*" keepend
+"execute 'syn region htmlBoldItalic start="___\ze\S" end="\S\zs___" keepend
+
+" single-line emphasis (emphasis only works with matching token in the same line)
+syn region htmlItalic start="\%(^\|\s\)\zs\*\ze[^\\\*\t ]\([^\n]*[^\\\*\t ]\)\?\*" end="[^\\\*\t ]\zs\*\ze\_W" keepend
+
" [link](URL) | [link][id] | [link][] | ![image](URL)
syn region mkdFootnotes matchgroup=mkdDelimiter start="\[^" end="\]"
-syn region mkdID matchgroup=mkdDelimiter start="\[" end="\]" contained oneline
-syn region mkdURL matchgroup=mkdDelimiter start="(" end=")" contained oneline
-syn region mkdLink matchgroup=mkdDelimiter start="\\\@<!!\?\[" end="\]\ze\s*[[(]" contains=@mkdNonListItem,@Spell nextgroup=mkdURL,mkdID skipwhite oneline
+execute 'syn region mkdID matchgroup=mkdDelimiter start="\[" end="\]" contained oneline' . s:conceal
+execute 'syn region mkdURL matchgroup=mkdDelimiter start="(" end=")" contained oneline' . s:conceal
+execute 'syn region mkdLink matchgroup=mkdDelimiter start="\\\@<!!\?\[" end="\n\{-,1}[^]]\{-}\zs\]\ze[[(]" contains=@mkdNonListItem,@Spell nextgroup=mkdURL,mkdID skipwhite oneline' . s:concealends
" Autolink without angle brackets.
" mkd inline links: protocol optional user:pass@ sub/domain .com, .co.uk, etc optional port path/querystring/hash fragment
syntax region mkdInlineURL matchgroup=mkdDelimiter start="(\(https\?:\/\/\(\w\+\(:\w\+\)\?@\)\?\([A-Za-z][-_0-9A-Za-z]*\.\)\{1,}\(\w\{2,}\.\?\)\{1,}\(:[0-9]\{1,5}\)\?\S*)\)\@=" end=")"
" Autolink with angle brackets.
-syn region mkdInlineURL matchgroup=mkdDelimiter start="\\\@<!<\(\(https\?\|ftp\|git\|coap\|doi\|javascript\|aaas\?\|about\|acap\|cap\|cid\|crid\|data\|dav\|dict\|dns\|file\|geo\|go\|gopher\|h323\|iax\|icap\|im\|imap\|info\|ipp\|iris\|iris.beep\|iris.xpc\|iris.xpcs\|iris.lwz\|ldaps\?\|mailto\|mid\|msrp\|msrps\|mtqp\|mupdate\|news\|nfs\|ni\|nih\|nntp\|opaquelocktoken\|pop\|pres\|rtsp\|service\|session\|shttp\|sieve\|sip\|sips\|sms\|snmp,soap.beep\|soap.beeps\|tag\|tel\|telnet\|tftp\|thismessage\|tn3270\|tip\|tv\|urn\|vemmi\|wss\?\|xcon\|xcon-userid\|xmlrpc.beep\|xmlrpc.beeps\|xmpp\|z39.50r\|z39.50s\|adiumxtra\|afp\|afs\|aim\|apt,attachment\|aw\|beshare\|bitcoin\|bolo\|callto\|chrome,chrome-extension\|com-eventbrite-attendee\|content\|cvs,dlna-playsingle\|dlna-playcontainer\|dtn\|dvb\|ed2k\|facetime\|feed\|finger\|fish\|gg\|gizmoproject\|gtalk\|hcp\|icon\|ipn\|irc6\|ircs\?\|itms\|jar\|jms\|keyparc\|lastfm\|magnet\|maps\|market,message\|mms\|ms-help\|msnim\|mumble\|mvn\|notes\|oid\|palm\|paparazzi\|platform\|proxy\|psyc\|query\|res\|resource\|rmi\|rsync\|rtmp\|secondlife\|sftp\|sgn\|skype\|smb\|soldat\|spotify\|ssh\|steam\|svn\|teamspeak\|things\|udp\|unreal\|ut2004\|ventrilo\|view-source\|webcal\|wtai\|wyciwyg\|xfire\|xri\|ymsgr\):\/\/[^> ]*>\)\@=" end=">"
+syn region mkdInlineURL matchgroup=mkdDelimiter start="\\\@<!<\ze[a-z][a-z0-9,.-]\{1,22}:\/\/[^> ]*>" end=">"
" Link definitions: [id]: URL (Optional Title)
syn region mkdLinkDef matchgroup=mkdDelimiter start="^ \{,3}\zs\[" end="]:" oneline nextgroup=mkdLinkDefTarget skipwhite
syn match htmlH2 /^.\+\n-\+$/ contains=@Spell
"define Markdown groups
-syn match mkdLineContinue ".$" contained
syn match mkdLineBreak / \+$/
-syn region mkdBlockquote start=/^\s*>/ end=/$/ contains=mkdLineBreak,mkdLineContinue,@Spell
+syn region mkdBlockquote start=/^\s*>/ end=/$/ contains=mkdLineBreak,@Spell
syn region mkdCode start=/\(\([^\\]\|^\)\\\)\@<!`/ end=/\(\([^\\]\|^\)\\\)\@<!`/
syn region mkdCode start=/\s*``[^`]*/ end=/[^`]*``\s*/
-syn region mkdCode start=/^\s*\z(`\{3,}\)\s*[0-9A-Za-z_+-]*\s*$/ end=/^\s*\z1`*\s*$/
-syn region mkdCode start=/\s*\~\~[^\~]*/ end=/[^\~]*\~\~\s*/
+syn region mkdCode start=/^\s*\z(`\{3,}\)[^`]*$/ end=/^\s*\z1`*\s*$/
+syn region mkdCode start=/\s*\~\~[^\~]*/ end=/[^\~]*\~\~\s*/
syn region mkdCode start=/^\s*\z(\~\{3,}\)\s*[0-9A-Za-z_+-]*\s*$/ end=/^\s*\z1\~*\s*$/
-syn region mkdCode start="<pre[^>]*>" end="</pre>"
-syn region mkdCode start="<code[^>]*>" end="</code>"
+syn region mkdCode start="<pre[^>]*\\\@<!>" end="</pre>"
+syn region mkdCode start="<code[^>]*\\\@<!>" end="</code>"
syn region mkdFootnote start="\[^" end="\]"
syn match mkdCode /^\s*\n\(\(\s\{8,}[^ ]\|\t\t\+[^\t]\).*\n\)\+/
+syn match mkdCode /\%^\(\(\s\{4,}[^ ]\|\t\+[^\t]\).*\n\)\+/
syn match mkdCode /^\s*\n\(\(\s\{4,}[^ ]\|\t\+[^\t]\).*\n\)\+/ contained
-syn region mkdListItemLine matchgroup=mkdListItem start="^\s*\%([-*+]\|\d\+\.\)\s\+" end="$" contains=@mkdNonListItem,@Spell
+syn match mkdListItem /^\s*\%([-*+]\|\d\+\.\)\s\+/ contained
+syn region mkdListItemLine start="^\s*\%([-*+]\|\d\+\.\)\s\+" end="$" oneline contains=@mkdNonListItem,mkdListItem,@Spell
syn region mkdNonListItemBlock start="\(\%^\(\s*\([-*+]\|\d\+\.\)\s\+\)\@!\|\n\(\_^\_$\|\s\{4,}[^ ]\|\t+[^\t]\)\@!\)" end="^\(\s*\([-*+]\|\d\+\.\)\s\+\)\@=" contains=@mkdNonListItem,@Spell
syn match mkdRule /^\s*\*\s\{0,1}\*\s\{0,1}\*$/
syn match mkdRule /^\s*-\s\{0,1}-\s\{0,1}-$/
if get(g:, 'vim_markdown_frontmatter', 0)
syn include @yamlTop syntax/yaml.vim
syn region Comment matchgroup=mkdDelimiter start="\%^---$" end="^---$" contains=@yamlTop
+ unlet! b:current_syntax
+endif
+
+if get(g:, 'vim_markdown_toml_frontmatter', 0)
+ try
+ syn include @tomlTop syntax/toml.vim
+ syn region Comment matchgroup=mkdDelimiter start="\%^+++$" end="^+++$" transparent contains=@tomlTop
+ unlet! b:current_syntax
+ catch /E484/
+ syn region Comment matchgroup=mkdDelimiter start="\%^+++$" end="^+++$"
+ endtry
+endif
+
+if get(g:, 'vim_markdown_json_frontmatter', 0)
+ try
+ syn include @jsonTop syntax/json.vim
+ syn region Comment matchgroup=mkdDelimiter start="\%^{$" end="^}$" contains=@jsonTop
+ unlet! b:current_syntax
+ catch /E484/
+ syn region Comment matchgroup=mkdDelimiter start="\%^{$" end="^}$"
+ endtry
endif
if get(g:, 'vim_markdown_math', 0)
syn region mkdMath matchgroup=mkdDelimiter start="\\\@<!\$\$" end="\$\$" contains=@tex
endif
-syn cluster mkdNonListItem contains=@htmlTop,htmlItalic,htmlBold,htmlBoldItalic,mkdFootnotes,mkdInlineURL,mkdLink,mkdLinkDef,mkdLineBreak,mkdBlockquote,mkdCode,mkdListItem,mkdRule,htmlH1,htmlH2,htmlH3,htmlH4,htmlH5,htmlH6,mkdMath
+syn cluster mkdNonListItem contains=@htmlTop,htmlItalic,htmlBold,htmlBoldItalic,mkdFootnotes,mkdInlineURL,mkdLink,mkdLinkDef,mkdLineBreak,mkdBlockquote,mkdCode,mkdRule,htmlH1,htmlH2,htmlH3,htmlH4,htmlH5,htmlH6,mkdMath
"highlighting for Markdown groups
HtmlHiLink mkdString String
HtmlHiLink mkdCodeEnd String
HtmlHiLink mkdFootnote Comment
HtmlHiLink mkdBlockquote Comment
-HtmlHiLink mkdLineContinue Comment
HtmlHiLink mkdListItem Identifier
HtmlHiLink mkdRule Identifier
HtmlHiLink mkdLineBreak Todo