--- /dev/null
+" Vim syntax file
+" Language: Markdown
+" Maintainer: Ben Williams <benw@plasticboy.com>
+" URL: http://plasticboy.com/markdown-vim-mode/
+" Version: 8
+" Last Change: 2008 April 29
+" 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: Do something appropriate with image 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 htmlBold start=/\(^\|\s\)\*\@<!\*\*\*\@!/ end=/\*\@<!\*\*\*\@!\($\|\s\)/ contains=@Spell,htmlItalic
+syn region htmlItalic start=/\(^\|\s\)\*\@<!\*\*\@!/ end=/\*\@<!\*\*\@!\($\|\s\)/ contains=htmlBold,@Spell
+syn region htmlBold start=/\(^\|\s\)_\@<!___\@!/ end=/_\@<!___\@!\($\|\s\)/ contains=htmlItalic,@Spell
+syn region htmlItalic start=/\(^\|\s\)_\@<!__\@!/ end=/_\@<!__\@!\($\|\s\)/ contains=htmlBold,@Spell
+syn region htmlString start="]("ms=s+2 end=")"me=e-1
+syn region htmlLink start="\["ms=s+1 end="\]"me=e-1 contains=@Spell
+syn region htmlString start="\(\[.*]: *\)\@<=.*" end="$"
+
+"define Markdown groups
+syn match mkdLineContinue ".$" contained
+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}$/
+syn match mkdListItem "^\s*[-*+]\s\+"
+syn match mkdListItem "^\s*\d\+\.\s\+"
+syn match mkdCode /^\s*\n\(\(\s\{4,}\|[\t]\+\)[^*-+ ].*\n\)\+/
+syn region mkdCode start=/`/ end=/`/
+syn region mkdCode start=/\s*``[^`]*/ end=/[^`]*``\s*/
+syn region mkdBlockquote start=/^\s*>/ end=/$/ contains=mkdLineContinue,@Spell
+syn region mkdCode start="<pre[^>]*>" end="</pre>"
+syn region mkdCode start="<code[^>]*>" end="</code>"
+
+"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
+
+
+let b:current_syntax = "mkd"
+
+delcommand HtmlHiLink
+" vim: ts=8