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104 lines
4.5 KiB
104 lines
4.5 KiB
" Vim syntax file
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" Language: Markdown
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" Maintainer: Ben Williams <benw@plasticboy.com>
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" URL: http://plasticboy.com/markdown-vim-mode/
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" Version: 8
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" Last Change: 2008 April 29
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" Remark: Uses HTML syntax file
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" Remark: I don't do anything with angle brackets (<>) because that would too easily
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" easily conflict with HTML syntax
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" TODO: Handle stuff contained within stuff (e.g. headings within blockquotes)
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" Read the HTML syntax to start with
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if version < 600
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so <sfile>:p:h/html.vim
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else
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runtime! syntax/html.vim
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unlet b:current_syntax
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endif
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if version < 600
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syntax clear
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elseif exists("b:current_syntax")
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finish
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endif
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" don't use standard HiLink, it will not work with included syntax files
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if version < 508
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command! -nargs=+ HtmlHiLink hi link <args>
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else
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command! -nargs=+ HtmlHiLink hi def link <args>
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endif
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syn spell toplevel
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syn case ignore
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syn sync linebreaks=1
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"additions to HTML groups
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syn region htmlBold start=/\\\@<!\(^\|\A\)\@=\*\@<!\*\*\*\@!/ end=/\\\@<!\*\@<!\*\*\*\@!\($\|\A\)\@=/ contains=@Spell,htmlItalic
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syn region htmlItalic start=/\\\@<!\(^\|\A\)\@=\*\@<!\*\*\@!/ end=/\\\@<!\*\@<!\*\*\@!\($\|\A\)\@=/ contains=htmlBold,@Spell
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syn region htmlBold start=/\\\@<!\(^\|\A\)\@=_\@<!___\@!/ end=/\\\@<!_\@<!___\@!\($\|\A\)\@=/ contains=htmlItalic,@Spell
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syn region htmlItalic start=/\\\@<!\(^\|\A\)\@=_\@<!__\@!/ end=/\\\@<!_\@<!__\@!\($\|\A\)\@=/ contains=htmlBold,@Spell
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" [link](URL) | [link][id] | [link][]
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syn region mkdLink matchgroup=mkdDelimiter start="\!\?\[" end="\]\ze\s*[[(]" contains=@Spell nextgroup=mkdURL,mkdID skipwhite oneline
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syn region mkdID matchgroup=mkdDelimiter start="\[" end="\]" contained
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syn region mkdURL matchgroup=mkdDelimiter start="(" end=")" contained
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" Link definitions: [id]: URL (Optional Title)
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" TODO handle automatic links without colliding with htmlTag (<URL>)
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syn region mkdLinkDef matchgroup=mkdDelimiter start="^ \{,3}\zs\[" end="]:" oneline nextgroup=mkdLinkDefTarget skipwhite
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syn region mkdLinkDefTarget start="<\?\zs\S" excludenl end="\ze[>[:space:]\n]" contained nextgroup=mkdLinkTitle,mkdLinkDef skipwhite skipnl oneline
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syn region mkdLinkTitle matchgroup=mkdDelimiter start=+"+ end=+"+ contained
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syn region mkdLinkTitle matchgroup=mkdDelimiter start=+'+ end=+'+ contained
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syn region mkdLinkTitle matchgroup=mkdDelimiter start=+(+ end=+)+ contained
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"define Markdown groups
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syn match mkdLineContinue ".$" contained
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syn match mkdRule /^\s*\*\s\{0,1}\*\s\{0,1}\*$/
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syn match mkdRule /^\s*-\s\{0,1}-\s\{0,1}-$/
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syn match mkdRule /^\s*_\s\{0,1}_\s\{0,1}_$/
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syn match mkdRule /^\s*-\{3,}$/
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syn match mkdRule /^\s*\*\{3,5}$/
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syn match mkdListItem "^\s*[-*+]\s\+"
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syn match mkdListItem "^\s*\d\+\.\s\+"
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syn match mkdCode /^\s*\n\(\(\s\{4,}[^ ]\|\t\+[^\t]\).*\n\)\+/
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syn match mkdLineBreak / \+$/
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syn region mkdCode start=/\\\@<!`/ end=/\\\@<!`/
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syn region mkdCode start=/\s*``[^`]*/ end=/[^`]*``\s*/
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syn region mkdBlockquote start=/^\s*>/ end=/$/ contains=mkdLineBreak,mkdLineContinue,@Spell
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syn region mkdCode start="<pre[^>]*>" end="</pre>"
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syn region mkdCode start="<code[^>]*>" end="</code>"
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"HTML headings
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syn region htmlH1 start="^\s*#" end="\($\|#\+\)" contains=@Spell
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syn region htmlH2 start="^\s*##" end="\($\|#\+\)" contains=@Spell
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syn region htmlH3 start="^\s*###" end="\($\|#\+\)" contains=@Spell
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syn region htmlH4 start="^\s*####" end="\($\|#\+\)" contains=@Spell
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syn region htmlH5 start="^\s*#####" end="\($\|#\+\)" contains=@Spell
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syn region htmlH6 start="^\s*######" end="\($\|#\+\)" contains=@Spell
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syn match htmlH1 /^.\+\n=\+$/ contains=@Spell
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syn match htmlH2 /^.\+\n-\+$/ contains=@Spell
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"highlighting for Markdown groups
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HtmlHiLink mkdString String
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HtmlHiLink mkdCode String
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HtmlHiLink mkdBlockquote Comment
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HtmlHiLink mkdLineContinue Comment
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HtmlHiLink mkdListItem Identifier
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HtmlHiLink mkdRule Identifier
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HtmlHiLink mkdLineBreak Todo
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HtmlHiLink mkdLink htmlLink
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HtmlHiLink mkdURL htmlString
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HtmlHiLink mkdID Identifier
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HtmlHiLink mkdLinkDef mkdID
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HtmlHiLink mkdLinkDefTarget mkdURL
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HtmlHiLink mkdLinkTitle htmlString
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HtmlHiLink mkdDelimiter Delimiter
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let b:current_syntax = "mkd"
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delcommand HtmlHiLink
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" vim: ts=8
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