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3 " Maintainer: Ben Williams <benw@plasticboy.com>
4 " URL: http://plasticboy.com/markdown-vim-mode/
5 " Remark: Uses HTML syntax file
6 " TODO: Handle stuff contained within stuff (e.g. headings within blockquotes)
9 " Read the HTML syntax to start with
11 so <sfile>:p:h/html.vim
13 runtime! syntax/html.vim
15 if exists('b:current_syntax')
16 unlet b:current_syntax
22 elseif exists("b:current_syntax")
26 " don't use standard HiLink, it will not work with included syntax files
28 command! -nargs=+ HtmlHiLink hi link <args>
30 command! -nargs=+ HtmlHiLink hi def link <args>
37 "additions to HTML groups
38 syn region htmlItalic start="\\\@<!\*\S\@=" end="\S\@<=\\\@<!\*" keepend oneline
39 syn region htmlItalic start="\(^\|\s\)\@<=_\|\\\@<!_\([^_]\+\s\)\@=" end="\S\@<=[^\\]_\|[^\\]_\S\@=" keepend oneline
40 syn region htmlBold start="\S\@<=\*\*\|\*\*\S\@=" end="\S\@<=\*\*\|\*\*\S\@=" keepend oneline
41 syn region htmlBold start="\S\@<=__\|__\S\@=" end="\S\@<=__\|__\S\@=" keepend oneline
42 syn region htmlBoldItalic start="\S\@<=\*\*\*\|\*\*\*\S\@=" end="\S\@<=\*\*\*\|\*\*\*\S\@=" keepend oneline
43 syn region htmlBoldItalic start="\S\@<=___\|___\S\@=" end="\S\@<=___\|___\S\@=" keepend oneline
45 " [link](URL) | [link][id] | [link][]
46 syn region mkdFootnotes matchgroup=mkdDelimiter start="\[^" end="\]"
47 syn region mkdID matchgroup=mkdDelimiter start="\[" end="\]" contained oneline
48 syn region mkdURL matchgroup=mkdDelimiter start="(" end=")" contained oneline
49 syn region mkdLink matchgroup=mkdDelimiter start="\\\@<!\[" end="\]\ze\s*[[(]" contains=@Spell nextgroup=mkdURL,mkdID skipwhite oneline
51 " Autolink without angle brackets.
52 " mkd inline links: protocol optional user:pass@ sub/domain .com, .co.uk, etc optional port path/querystring/hash fragment
53 " ------------ _____________________ --------------------------- ________________________ ----------------- __
54 syntax match mkdInlineURL /https\?:\/\/\(\w\+\(:\w\+\)\?@\)\?\([A-Za-z][-_0-9A-Za-z]*\.\)\{1,}\(\w\{2,}\.\?\)\{1,}\(:[0-9]\{1,5}\)\?\S*/
56 " Autolink with angle brackets.
57 syn region mkdInlineURL matchgroup=mkdDelimiter start="\\\@<!<\(\(coap\|doi\|javascript\|aaa\|aaas\|about\|acap\|cap\|cid\|crid\|data\|dav\|dict\|dns\|file\|ftp\|geo\|go\|gopher\|h323\|http\|https\|iax\|icap\|im\|imap\|info\|ipp\|iris\|iris.beep\|iris.xpc\|iris.xpcs\|iris.lwz\|ldap\|mailto\|mid\|msrp\|msrps\|mtqp\|mupdate\|news\|nfs\|ni\|nih\|nntp\|opaquelocktoken\|pop\|pres\|rtsp\|service\|session\|shttp\|sieve\|sip\|sips\|sms\|snmp,soap.beep\|soap.beeps\|tag\|tel\|telnet\|tftp\|thismessage\|tn3270\|tip\|tv\|urn\|vemmi\|ws\|wss\|xcon\|xcon-userid\|xmlrpc.beep\|xmlrpc.beeps\|xmpp\|z39.50r\|z39.50s\|adiumxtra\|afp\|afs\|aim\|apt,attachment\|aw\|beshare\|bitcoin\|bolo\|callto\|chrome,chrome-extension\|com-eventbrite-attendee\|content\|cvs,dlna-playsingle\|dlna-playcontainer\|dtn\|dvb\|ed2k\|facetime\|feed\|finger\|fish\|gg\|git\|gizmoproject\|gtalk\|hcp\|icon\|ipn\|irc\|irc6\|ircs\|itms\|jar\|jms\|keyparc\|lastfm\|ldaps\|magnet\|maps\|market,message\|mms\|ms-help\|msnim\|mumble\|mvn\|notes\|oid\|palm\|paparazzi\|platform\|proxy\|psyc\|query\|res\|resource\|rmi\|rsync\|rtmp\|secondlife\|sftp\|sgn\|skype\|smb\|soldat\|spotify\|ssh\|steam\|svn\|teamspeak\|things\|udp\|unreal\|ut2004\|ventrilo\|view-source\|webcal\|wtai\|wyciwyg\|xfire\|xri\|ymsgr\):\/\/[^> ]*>\)\@=" end=">"
59 " Link definitions: [id]: URL (Optional Title)
60 syn region mkdLinkDef matchgroup=mkdDelimiter start="^ \{,3}\zs\[" end="]:" oneline nextgroup=mkdLinkDefTarget skipwhite
61 syn region mkdLinkDefTarget start="<\?\zs\S" excludenl end="\ze[>[:space:]\n]" contained nextgroup=mkdLinkTitle,mkdLinkDef skipwhite skipnl oneline
62 syn region mkdLinkTitle matchgroup=mkdDelimiter start=+"+ end=+"+ contained
63 syn region mkdLinkTitle matchgroup=mkdDelimiter start=+'+ end=+'+ contained
64 syn region mkdLinkTitle matchgroup=mkdDelimiter start=+(+ end=+)+ contained
66 "define Markdown groups
67 syn match mkdLineContinue ".$" contained
68 syn match mkdLineBreak / \+$/
69 syn region mkdBlockquote start=/^\s*>/ end=/$/ contains=mkdLineBreak,mkdLineContinue,@Spell
70 syn region mkdCode start=/\(\([^\\]\|^\)\\\)\@<!`/ end=/\(\([^\\]\|^\)\\\)\@<!`/
71 syn region mkdCode start=/\s*``[^`]*/ end=/[^`]*``\s*/
72 syn region mkdCode start=/^\s*```\s*[0-9A-Za-z_-]*\s*$/ end=/^\s*```\s*$/
73 syn region mkdCode start=/\s*\~\~[^\~]*/ end=/[^\~]*\~\~\s*/
74 syn region mkdCode start=/^\s*\~\~\~\s*[0-9A-Za-z_-]*\s*$/ end=/^\s*\~\~\~\s*$/
75 syn region mkdCode start="<pre[^>]*>" end="</pre>"
76 syn region mkdCode start="<code[^>]*>" end="</code>"
77 syn region mkdFootnote start="\[^" end="\]"
78 syn match mkdCode /^\s*\n\(\(\s\{8,}[^ ]\|\t\t\+[^\t]\).*\n\)\+/
79 syn match mkdIndentCode /^\s*\n\(\(\s\{4,}[^ ]\|\t\+[^\t]\).*\n\)\+/ contained
80 syn match mkdListItem "^\s*[-*+]\s\+"
81 syn match mkdListItem "^\s*\d\+\.\s\+"
82 syn region mkdNonListItemBlock start="\n\(\_^\_$\|\s\{4,}[^ ]\|\t+[^\t]\)\@!" end="^\(\s*\([-*+]\|\d\+\.\)\s\+\)\@=" contains=@mkdNonListItem,@Spell
83 syn match mkdRule /^\s*\*\s\{0,1}\*\s\{0,1}\*$/
84 syn match mkdRule /^\s*-\s\{0,1}-\s\{0,1}-$/
85 syn match mkdRule /^\s*_\s\{0,1}_\s\{0,1}_$/
86 syn match mkdRule /^\s*-\{3,}$/
87 syn match mkdRule /^\s*\*\{3,5}$/
90 syn region htmlH1 start="^\s*#" end="$" contains=@Spell
91 syn region htmlH2 start="^\s*##" end="$" contains=@Spell
92 syn region htmlH3 start="^\s*###" end="$" contains=@Spell
93 syn region htmlH4 start="^\s*####" end="$" contains=@Spell
94 syn region htmlH5 start="^\s*#####" end="$" contains=@Spell
95 syn region htmlH6 start="^\s*######" end="$" contains=@Spell
96 syn match htmlH1 /^.\+\n=\+$/ contains=@Spell
97 syn match htmlH2 /^.\+\n-\+$/ contains=@Spell
100 if get(g:, 'vim_markdown_frontmatter', 0)
101 syn include @yamlTop syntax/yaml.vim
102 syn region Comment matchgroup=mkdDelimiter start="\%^---$" end="^---$" contains=@yamlTop
105 if get(g:, 'vim_markdown_math', 0)
106 syn include @tex syntax/tex.vim
107 syn region mkdMath matchgroup=mkdDelimiter start="\\\@<!\$" end="\$" contains=@tex
108 syn region mkdMath matchgroup=mkdDelimiter start="\\\@<!\$\$" end="\$\$" contains=@tex
111 syn cluster mkdNonListItem contains=htmlItalic,htmlBold,htmlBoldItalic,mkdFootnotes,mkdInlineURL,mkdLink,mkdLinkDef,mkdLineBreak,mkdBlockquote,mkdCode,mkdIndentCode,mkdListItem,mkdRule,htmlH1,htmlH2,htmlH3,htmlH4,htmlH5,htmlH6,mkdMath
113 "highlighting for Markdown groups
114 HtmlHiLink mkdString String
115 HtmlHiLink mkdCode String
116 HtmlHiLink mkdIndentCode String
117 HtmlHiLink mkdFootnote Comment
118 HtmlHiLink mkdBlockquote Comment
119 HtmlHiLink mkdLineContinue Comment
120 HtmlHiLink mkdListItem Identifier
121 HtmlHiLink mkdRule Identifier
122 HtmlHiLink mkdLineBreak Todo
123 HtmlHiLink mkdFootnotes htmlLink
124 HtmlHiLink mkdLink htmlLink
125 HtmlHiLink mkdURL htmlString
126 HtmlHiLink mkdInlineURL htmlLink
127 HtmlHiLink mkdID Identifier
128 HtmlHiLink mkdLinkDef mkdID
129 HtmlHiLink mkdLinkDefTarget mkdURL
130 HtmlHiLink mkdLinkTitle htmlString
131 HtmlHiLink mkdDelimiter Delimiter
133 let b:current_syntax = "mkd"
135 delcommand HtmlHiLink