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1 " Vim syntax file
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2 " Language: R noweb Files
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3 " Maintainer: Johannes Ranke <jranke@uni-bremen.de>
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4 " Last Change: 2009 May 05
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5 " Version: 0.9
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6 " SVN: $Id: rnoweb.vim 84 2009-05-03 19:52:47Z ranke $
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7 " Remarks: - This file is inspired by the proposal of
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8 " Fernando Henrique Ferraz Pereira da Rosa <feferraz@ime.usp.br>
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9 " http://www.ime.usp.br/~feferraz/en/sweavevim.html
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10 "
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11
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12 " Version Clears: {{{1
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13 " For version 5.x: Clear all syntax items
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14 " For version 6.x and 7.x: Quit when a syntax file was already loaded
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15 if version < 600
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16 syntax clear
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17 elseif exists("b:current_syntax")
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18 finish
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19 endif
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20
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21 syn case match
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22
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23 " Extension of Tex clusters {{{1
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24 runtime syntax/tex.vim
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25 unlet b:current_syntax
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26
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27 syn cluster texMatchGroup add=@rnoweb
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28 syn cluster texMathMatchGroup add=rnowebSexpr
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29 syn cluster texEnvGroup add=@rnoweb
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30 syn cluster texFoldGroup add=@rnoweb
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31 syn cluster texDocGroup add=@rnoweb
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32 syn cluster texPartGroup add=@rnoweb
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33 syn cluster texChapterGroup add=@rnoweb
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34 syn cluster texSectionGroup add=@rnoweb
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35 syn cluster texSubSectionGroup add=@rnoweb
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36 syn cluster texSubSubSectionGroup add=@rnoweb
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37 syn cluster texParaGroup add=@rnoweb
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38
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39 " Highlighting of R code using an existing r.vim syntax file if available {{{1
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40 syn include @rnowebR syntax/r.vim
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41 syn region rnowebChunk matchgroup=rnowebDelimiter start="^<<.*>>=" matchgroup=rnowebDelimiter end="^@" contains=@rnowebR,rnowebChunkReference,rnowebChunk fold keepend
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42 syn match rnowebChunkReference "^<<.*>>$" contained
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43 syn region rnowebSexpr matchgroup=Delimiter start="\\Sexpr{" matchgroup=Delimiter end="}" contains=@rnowebR
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44
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45 " Sweave options command {{{1
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46 syn region rnowebSweaveopts matchgroup=Delimiter start="\\SweaveOpts{" matchgroup=Delimiter end="}"
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47
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48 " rnoweb Cluster {{{1
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49 syn cluster rnoweb contains=rnowebChunk,rnowebChunkReference,rnowebDelimiter,rnowebSexpr,rnowebSweaveopts
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50
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51 " Highlighting {{{1
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52 hi def link rnowebDelimiter Delimiter
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53 hi def link rnowebSweaveOpts Statement
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54 hi def link rnowebChunkReference Delimiter
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55
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56 let b:current_syntax = "rnoweb"
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57 " vim: foldmethod=marker:
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