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" markdown Text with R statements
" Language: markdown with R code chunks
" Last Change: Wed Jul 09, 2014 10:29PM
"
" CONFIGURATION:
" To highlight chunk headers as R code, put in your vimrc:
" let rmd_syn_hl_chunk = 1
" for portability
if version < 600
syntax clear
elseif exists("b:current_syntax")
finish
endif
" load all of pandoc info
runtime syntax/pandoc.vim
if exists("b:current_syntax")
let rmdIsPandoc = 1
unlet b:current_syntax
else
let rmdIsPandoc = 0
runtime syntax/markdown.vim
if exists("b:current_syntax")
unlet b:current_syntax
endif
endif
" load all of the r syntax highlighting rules into @R
syntax include @R syntax/r.vim
if exists("b:current_syntax")
unlet b:current_syntax
endif
if exists("g:rmd_syn_hl_chunk")
" highlight R code inside chunk header
syntax match rmdChunkDelim "^[ \t]*```{r" contained
syntax match rmdChunkDelim "}$" contained
else
syntax match rmdChunkDelim "^[ \t]*```{r.*}$" contained
endif
syntax match rmdChunkDelim "^[ \t]*```$" contained
syntax region rmdChunk start="^[ \t]*``` *{r.*}$" end="^[ \t]*```$" contains=@R,rmdChunkDelim keepend fold
" also match and syntax highlight in-line R code
syntax match rmdEndInline "`" contained
syntax match rmdBeginInline "`r " contained
syntax region rmdrInline start="`r " end="`" contains=@R,rmdBeginInline,rmdEndInline keepend
" match slidify special marker
syntax match rmdSlidifySpecial "\*\*\*"
if rmdIsPandoc == 0
syn match rmdBlockQuote /^\s*>.*\n\(.*\n\@<!\n\)*/ skipnl
" LaTeX
syntax include @LaTeX syntax/tex.vim
if exists("b:current_syntax")
unlet b:current_syntax
endif
" Inline
syntax match rmdLaTeXInlDelim "\$"
syntax match rmdLaTeXInlDelim "\\\$"
syn region texMathZoneX matchgroup=Delimiter start="\$" skip="\\\\\|\\\$" matchgroup=Delimiter end="\$" end="%stopzone\>" contains=@texMathZoneGroup
" Region
syntax match rmdLaTeXRegDelim "\$\$" contained
syntax match rmdLaTeXRegDelim "\$\$latex$" contained
syntax region rmdLaTeXRegion start="^\$\$" skip="\\\$" end="\$\$$" contains=@LaTeX,rmdLaTeXSt,rmdLaTeXRegDelim keepend
syntax region rmdLaTeXRegion2 start="^\\\[" end="\\\]" contains=@LaTeX,rmdLaTeXSt,rmdLaTeXRegDelim keepend
hi def link rmdLaTeXSt Statement
hi def link rmdLaTeXInlDelim Special
hi def link rmdLaTeXRegDelim Special
endif
setlocal iskeyword=@,48-57,_,.
syn sync match rmdSyncChunk grouphere rmdChunk "^[ \t]*``` *{r"
hi def link rmdChunkDelim Special
hi def link rmdBeginInline Special
hi def link rmdEndInline Special
hi def link rmdBlockQuote Comment
hi def link rmdSlidifySpecial Special
let b:current_syntax = "rmd"
" vim: ts=8 sw=2
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