for markdown syntax

vimfiles/syntax/markdown.vim

@@ -0,0 +1,113 @@
+" Vim syntax file
+" Language: Markdown
+" Maintainer: Ben Williams <[email protected]>
+" URL: http://plasticboy.com/markdown-vim-mode/
+" Version: 9
+" Last Change: 2009 May 18
+" Remark: Uses HTML syntax file
+" Remark: I don't do anything with angle brackets (<>) because that would too easily
+" easily conflict with HTML syntax
+" TODO: Handle stuff contained within stuff (e.g. headings within blockquotes)
+
+
+" Read the HTML syntax to start with
+if version < 600
+  so <sfile>:p:h/html.vim
+else
+  runtime! syntax/html.vim
+  unlet b:current_syntax
+endif
+
+if version < 600
+  syntax clear
+elseif exists("b:current_syntax")
+  finish
+endif
+
+" don't use standard HiLink, it will not work with included syntax files
+if version < 508
+  command! -nargs=+ HtmlHiLink hi link <args>
+else
+  command! -nargs=+ HtmlHiLink hi def link <args>
+endif
+
+syn spell toplevel
+syn case ignore
+syn sync linebreaks=1
+
+"additions to HTML groups
+syn region htmlItalic start="\\\@<!\*\S\@=" end="\S\@<=\\\@<!\*" keepend oneline
+syn region htmlItalic start="\(^\|\s\)\@<=_\|\\\@<!_\([^_]\+\s\)\@=" end="\S\@<=_\|_\S\@=" keepend oneline
+syn region htmlBold start="\S\@<=\*\*\|\*\*\S\@=" end="\S\@<=\*\*\|\*\*\S\@=" keepend oneline
+syn region htmlBold start="\S\@<=__\|__\S\@=" end="\S\@<=__\|__\S\@=" keepend oneline
+syn region htmlBoldItalic start="\S\@<=\*\*\*\|\*\*\*\S\@=" end="\S\@<=\*\*\*\|\*\*\*\S\@=" keepend oneline
+syn region htmlBoldItalic start="\S\@<=___\|___\S\@=" end="\S\@<=___\|___\S\@=" keepend oneline
+
+" [link](URL) | [link][id] | [link][]
+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=@Spell nextgroup=mkdURL,mkdID skipwhite oneline
+" mkd inline links: protocol optional user:pass@ sub/domain .com, .co.uk, etc optional port path/querystring/hash fragment
+" ------------ _____________________ --------------------------- ________________________ ----------------- __
+syntax match mkdInlineURL /https\?:\/\/\(\w\+\(:\w\+\)\?@\)\?\([A-Za-z][-_0-9A-Za-z]*\.\)\{1,}\(\w\{2,}\.\?\)\{1,}\(:[0-9]\{1,5}\)\?\S*/
+
+" Link definitions: [id]: URL (Optional Title)
+" TODO handle automatic links without colliding with htmlTag (<URL>)
+syn region mkdLinkDef matchgroup=mkdDelimiter start="^ \{,3}\zs\[" end="]:" oneline nextgroup=mkdLinkDefTarget skipwhite
+syn region mkdLinkDefTarget start="<\?\zs\S" excludenl end="\ze[>[:space:]\n]" contained nextgroup=mkdLinkTitle,mkdLinkDef skipwhite skipnl oneline
+syn region mkdLinkTitle matchgroup=mkdDelimiter start=+"+ end=+"+ contained
+syn region mkdLinkTitle matchgroup=mkdDelimiter start=+'+ end=+'+ contained
+syn region mkdLinkTitle matchgroup=mkdDelimiter start=+(+ end=+)+ contained
+
+"define Markdown groups
+syn match mkdLineContinue ".$" contained
+syn match mkdLineBreak / \+$/
+syn region mkdBlockquote start=/^\s*>/ end=/$/ contains=mkdLineBreak,mkdLineContinue,@Spell
+syn region mkdCode start=/\(\([^\\]\|^\)\\\)\@<!`/ end=/\(\([^\\]\|^\)\\\)\@<!`/
+syn region mkdCode start=/\s*``[^`]*/ end=/[^`]*``\s*/
+syn region mkdCode start=/^```\s*\w*\s*$/ end=/^```\s*$/
+syn region mkdCode start="<pre[^>]*>" end="</pre>"
+syn region mkdCode start="<code[^>]*>" end="</code>"
+syn match mkdCode /^\s*\n\(\(\s\{4,}[^ ]\|\t\+[^\t]\).*\n\)\+/
+syn match mkdListItem "^\s*[-*+]\s\+"
+syn match mkdListItem "^\s*\d\+\.\s\+"
+syn match mkdRule /^\s*\*\s\{0,1}\*\s\{0,1}\*$/
+syn match mkdRule /^\s*-\s\{0,1}-\s\{0,1}-$/
+syn match mkdRule /^\s*_\s\{0,1}_\s\{0,1}_$/
+syn match mkdRule /^\s*-\{3,}$/
+syn match mkdRule /^\s*\*\{3,5}$/
+
+"HTML headings
+syn region htmlH1 start="^\s*#" end="\($\|#\+\)" contains=@Spell
+syn region htmlH2 start="^\s*##" end="\($\|#\+\)" contains=@Spell
+syn region htmlH3 start="^\s*###" end="\($\|#\+\)" contains=@Spell
+syn region htmlH4 start="^\s*####" end="\($\|#\+\)" contains=@Spell
+syn region htmlH5 start="^\s*#####" end="\($\|#\+\)" contains=@Spell
+syn region htmlH6 start="^\s*######" end="\($\|#\+\)" contains=@Spell
+syn match htmlH1 /^.\+\n=\+$/ contains=@Spell
+syn match htmlH2 /^.\+\n-\+$/ contains=@Spell
+
+"highlighting for Markdown groups
+HtmlHiLink mkdString String
+HtmlHiLink mkdCode String
+HtmlHiLink mkdBlockquote Comment
+HtmlHiLink mkdLineContinue Comment
+HtmlHiLink mkdListItem Identifier
+HtmlHiLink mkdRule Identifier
+HtmlHiLink mkdLineBreak Todo
+HtmlHiLink mkdFootnotes htmlLink
+HtmlHiLink mkdLink htmlLink
+HtmlHiLink mkdURL htmlString
+HtmlHiLink mkdInlineURL htmlLink
+HtmlHiLink mkdID Identifier
+HtmlHiLink mkdLinkDef mkdID
+HtmlHiLink mkdLinkDefTarget mkdURL
+HtmlHiLink mkdLinkTitle htmlString
+
+HtmlHiLink mkdDelimiter Delimiter
+
+let b:current_syntax = "markdown"
+
+delcommand HtmlHiLink
+" vim: ts=8