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" Vim syntax file
" Language: Markdown
" Maintainer: Tim Pope <vimNOSPAM@tpope.org>
" Filenames: *.markdown
" Last Change: 2010 May 21
if exists("b:current_syntax")
finish
endif
runtime! syntax/html.vim
unlet! b:current_syntax
syn sync minlines=10
syn case ignore
syn match markdownValid '[<>]\S\@!'
syn match markdownValid '&\%(#\=\w*;\)\@!'
syn match markdownLineStart "^[<@]\@!" nextgroup=@markdownBlock
syn cluster markdownBlock contains=markdownH1,markdownH2,markdownH3,markdownH4,markdownH5,markdownH6,markdownBlockquote,markdownListMarker,markdownOrderedListMarker,markdownCodeBlock,markdownRule
syn cluster markdownInline contains=markdownLineBreak,markdownLinkText,markdownItalic,markdownBold,markdownCode,markdownEscape,@htmlTop
syn match markdownH1 ".\+\n=\+$" contained contains=@markdownInline,markdownHeadingRule
syn match markdownH2 ".\+\n-\+$" contained contains=@markdownInline,markdownHeadingRule
syn match markdownHeadingRule "^[=-]\+$" contained
syn region markdownH1 matchgroup=markdownHeadingDelimiter start="##\@!" end="#*\s*$" keepend oneline contains=@markdownInline contained
syn region markdownH2 matchgroup=markdownHeadingDelimiter start="###\@!" end="#*\s*$" keepend oneline contains=@markdownInline contained
syn region markdownH3 matchgroup=markdownHeadingDelimiter start="####\@!" end="#*\s*$" keepend oneline contains=@markdownInline contained
syn region markdownH4 matchgroup=markdownHeadingDelimiter start="#####\@!" end="#*\s*$" keepend oneline contains=@markdownInline contained
syn region markdownH5 matchgroup=markdownHeadingDelimiter start="######\@!" end="#*\s*$" keepend oneline contains=@markdownInline contained
syn region markdownH6 matchgroup=markdownHeadingDelimiter start="#######\@!" end="#*\s*$" keepend oneline contains=@markdownInline contained
syn match markdownBlockquote ">\s" contained nextgroup=@markdownBlock
syn region markdownCodeBlock start=" \|\t" end="$" contained
" TODO: real nesting
syn match markdownListMarker " \{0,4\}[-*+]\%(\s\+\S\)\@=" contained
syn match markdownOrderedListMarker " \{0,4}\<\d\+\.\%(\s*\S\)\@=" contained
syn match markdownRule "\* *\* *\*[ *]*$" contained
syn match markdownRule "- *- *-[ -]*$" contained
syn match markdownLineBreak "\s\{2,\}$"
syn region markdownIdDeclaration matchgroup=markdownLinkDelimiter start="^ \{0,3\}!\=\[" end="\]:" oneline keepend nextgroup=markdownUrl skipwhite
syn match markdownUrl "\S\+" nextgroup=markdownUrlTitle skipwhite contained
syn region markdownUrl matchgroup=markdownUrlDelimiter start="<" end=">" oneline keepend nextgroup=markdownUrlTitle skipwhite contained
syn region markdownUrlTitle matchgroup=markdownUrlTitleDelimiter start=+"+ end=+"+ keepend contained
syn region markdownUrlTitle matchgroup=markdownUrlTitleDelimiter start=+'+ end=+'+ keepend contained
syn region markdownUrlTitle matchgroup=markdownUrlTitleDelimiter start=+(+ end=+)+ keepend contained
syn region markdownLinkText matchgroup=markdownLinkTextDelimiter start="!\=\[\%(\_[^]]*]\%( \=[[(]\)\)\@=" end="\]\%( \=[[(]\)\@=" keepend nextgroup=markdownLink,markdownId skipwhite contains=@markdownInline,markdownLineStart
syn region markdownLink matchgroup=markdownLinkDelimiter start="(" end=")" contains=markdownUrl keepend contained
syn region markdownId matchgroup=markdownIdDelimiter start="\[" end="\]" keepend contained
syn region markdownAutomaticLink matchgroup=markdownUrlDelimiter start="<\%(\w\+:\|[[:alnum:]_+-]\+@\)\@=" end=">" keepend oneline
syn region markdownItalic start="\S\@<=\*\|\*\S\@=" end="\S\@<=\*\|\*\S\@=" keepend contains=markdownLineStart
syn region markdownItalic start="\S\@<=_\|_\S\@=" end="\S\@<=_\|_\S\@=" keepend contains=markdownLineStart
syn region markdownBold start="\S\@<=\*\*\|\*\*\S\@=" end="\S\@<=\*\*\|\*\*\S\@=" keepend contains=markdownLineStart
syn region markdownBold start="\S\@<=__\|__\S\@=" end="\S\@<=__\|__\S\@=" keepend contains=markdownLineStart
syn region markdownBoldItalic start="\S\@<=\*\*\*\|\*\*\*\S\@=" end="\S\@<=\*\*\*\|\*\*\*\S\@=" keepend contains=markdownLineStart
syn region markdownBoldItalic start="\S\@<=___\|___\S\@=" end="\S\@<=___\|___\S\@=" keepend contains=markdownLineStart
syn region markdownCode matchgroup=markdownCodeDelimiter start="`" end="`" transparent keepend contains=markdownLineStart
syn region markdownCode matchgroup=markdownCodeDelimiter start="`` \=" end=" \=``" keepend contains=markdownLineStart
syn match markdownEscape "\\[][\\`*_{}()#+.!-]"
hi def link markdownH1 htmlH1
hi def link markdownH2 htmlH2
hi def link markdownH3 htmlH3
hi def link markdownH4 htmlH4
hi def link markdownH5 htmlH5
hi def link markdownH6 htmlH6
hi def link markdownHeadingRule markdownRule
hi def link markdownHeadingDelimiter Delimiter
hi def link markdownOrderedListMarker markdownListMarker
hi def link markdownListMarker htmlTagName
hi def link markdownBlockquote Comment
hi def link markdownRule PreProc
hi def link markdownLinkText htmlLink
hi def link markdownIdDeclaration Typedef
hi def link markdownId Type
hi def link markdownAutomaticLink markdownUrl
hi def link markdownUrl Float
hi def link markdownUrlTitle String
hi def link markdownIdDelimiter markdownLinkDelimiter
hi def link markdownUrlDelimiter htmlTag
hi def link markdownUrlTitleDelimiter Delimiter
hi def link markdownItalic htmlItalic
hi def link markdownBold htmlBold
hi def link markdownBoldItalic htmlBoldItalic
hi def link markdownCodeDelimiter Delimiter
hi def link markdownEscape Special
let b:current_syntax = "markdown"
" vim:set sw=2:
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