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" Vim syntax file
" Language: Markdown
" Author: Ben Williams <benw@plasticboy.com>
" Maintainer: Hallison Batista <email@hallisonbatista.com>
" URL: http://plasticboy.com/markdown-vim-mode/
" Version: 1.0.1
" Last Change: Fri Dec 4 08:36:48 AMT 2009
" 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
syntax spell toplevel
syntax case ignore
syntax sync linebreaks=1
" Additions to HTML groups
syntax region htmlBold start=/\\\@<!\(^\|\A\)\@=\*\@<!\*\*\*\@!\S/ end=/\S\\\@<!\*\@<!\*\*\*\@!\($\|\A\)\@=/ contains=htmlItalic,@Spell
syntax region htmlItalic start=/\\\@<!\(^\|\A\)\@=\*\@<!\*\*\@!\S/ end=/\S\\\@<!\*\@<!\*\*\@!\($\|\A\)\@=/ contains=htmlBold,@Spell
syntax region htmlItalic start=/\\\@<!\(^\|\A\)\@=\<_\@<!___\@!\S/ end=/\S\\\@<!_\@<!___\@!\($\|\A\)\@=/ contains=htmlBold,@Spell
syntax region htmlItalic start=/\\\@<!\(^\|\A\)\@=\<_\@<!__\@!\S/ end=/\S\\\@<!_\@<!__\@!\($\|\A\)\@=/ contains=htmlBold,@Spell
" [link](URL) | [link][id] | [link][]
syntax region mkdLink matchgroup=mkdDelimiter start="\!\?\[" end="\]\ze\s*[[(]" contains=@Spell nextgroup=mkdURL,mkdID skipwhite
syntax region mkdID matchgroup=mkdDelimiter start="\[" end="\]" contained
syntax region mkdURL matchgroup=mkdDelimiter start="(" end=")" contained
" Link definitions: [id]: URL (Optional Title)
" TODO handle automatic links without colliding with htmlTag (<URL>)
syntax region mkdLinkDef matchgroup=mkdDelimiter start="^ \{,3}\zs\[" end="]:" oneline nextgroup=mkdLinkDefTarget skipwhite
syntax region mkdLinkDefTarget start="<\?\zs\S" excludenl end="\ze[>[:space:]\n]" contained nextgroup=mkdLinkTitle,mkdLinkDef skipwhite skipnl oneline
syntax region mkdLinkTitle matchgroup=mkdDelimiter start=+"+ end=+"+ contained
syntax region mkdLinkTitle matchgroup=mkdDelimiter start=+'+ end=+'+ contained
syntax region mkdLinkTitle matchgroup=mkdDelimiter start=+(+ end=+)+ contained
" Define Markdown groups
syntax match mkdLineContinue ".$" contained
syntax match mkdRule /^\s*\*\s\{0,1}\*\s\{0,1}\*$/
syntax match mkdRule /^\s*-\s\{0,1}-\s\{0,1}-$/
syntax match mkdRule /^\s*_\s\{0,1}_\s\{0,1}_$/
syntax match mkdRule /^\s*-\{3,}$/
syntax match mkdRule /^\s*\*\{3,5}$/
syntax match mkdListItem /^\s*[-*+]\s\+.*\n\(\(^.\+\n\)*\n\?\)\(\(^\(\s\{4}\|\t\)\+.*\n\)\(^.\+\n\)*\n\?\)*/ contains=mkdListCode,mkdCode,htmlBold,htmlItalic,htmlSpecialChar
syntax match mkdListItem /^\s*\d\+\.\s\+.*\n\(\(^.\+\n\)*\n\?\)\(\(^\(\s\{4}\|\t\)\+.*\n\)\(^.\+\n\)*\n\?\)*/ contains=mkdListCode,mkdCode,htmlBold,htmlItalic,htmlSpecialChar
"
syntax match mkdBlockCode /^\s*\n\(^\(\s\{4}\|\t\).*\n\)\+/
syntax match mkdListCode /^\s*\n\(^\(\s\{8}\|\t{2}\).*\n\)\+/
syntax match mkdLineBreak / \+$/
syntax region mkdCode start=/\\\@<!`/ end=/\\\@<!`/
syntax region mkdCode start=/\s*``[^`]*/ end=/[^`]*``\s*/
syntax region mkdBlockquote start=/^\s*>/ end=/$/ contains=mkdLineBreak,mkdLineContinue,@Spell
syntax region mkdCode start="<pre[^>]*>" end="</pre>"
syntax region mkdCode start="<code[^>]*>" end="</code>"
" HTML headings
syntax region htmlH1 start="^\s*#" end="\($\|#\+\)" contains=@Spell
syntax region htmlH2 start="^\s*##" end="\($\|#\+\)" contains=@Spell
syntax region htmlH3 start="^\s*###" end="\($\|#\+\)" contains=@Spell
syntax region htmlH4 start="^\s*####" end="\($\|#\+\)" contains=@Spell
syntax region htmlH5 start="^\s*#####" end="\($\|#\+\)" contains=@Spell
syntax region htmlH6 start="^\s*######" end="\($\|#\+\)" contains=@Spell
syntax match htmlH1 /^.\+\n=\+$/ contains=@Spell
syntax match htmlH2 /^.\+\n-\+$/ contains=@Spell
"highlighting for Markdown groups
HtmlHiLink mkdString String
HtmlHiLink mkdCode String
HtmlHiLink mkdListCode String
HtmlHiLink mkdBlockCode String
HtmlHiLink mkdBlockquote Comment
HtmlHiLink mkdLineContinue Comment
HtmlHiLink mkdListItem Identifier
HtmlHiLink mkdRule Identifier
HtmlHiLink mkdLineBreak Todo
HtmlHiLink mkdLink htmlLink
HtmlHiLink mkdURL htmlString
HtmlHiLink mkdID Identifier
HtmlHiLink mkdLinkDef mkdID
HtmlHiLink mkdLinkDefTarget mkdURL
HtmlHiLink mkdLinkTitle htmlString
HtmlHiLink mkdDelimiter Delimiter
let b:current_syntax = "markdown"
delcommand HtmlHiLink
" vim: tabstop=2
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