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Diffstat (limited to 'vim73/syntax/r.vim')
| -rw-r--r-- | vim73/syntax/r.vim | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/vim73/syntax/r.vim b/vim73/syntax/r.vim new file mode 100644 index 0000000..7d98e92 --- /dev/null +++ b/vim73/syntax/r.vim @@ -0,0 +1,137 @@ +" Vim syntax file +" Language: R (GNU S) +" Maintainer: Jakson Aquino <jalvesaq@gmail.com> +" Former Maintainers: Vaidotas Zemlys <zemlys@gmail.com> +" Tom Payne <tom@tompayne.org> +" Last Change: Wed Sep 29, 2010 09:31AM +" Filenames: *.R *.r *.Rhistory *.Rt +" +" NOTE: The highlighting of R functions is defined in the +" r-plugin/functions.vim, which is part of vim-r-plugin2: +" http://www.vim.org/scripts/script.php?script_id=2628 +" +" Some lines of code were borrowed from Zhuojun Chen. + +if exists("b:current_syntax") + finish +endif + +setlocal iskeyword=@,48-57,_,. + +syn case match + +" Comment +syn match rComment contains=@Spell "\#.*" + +" string enclosed in double quotes +syn region rString contains=rSpecial,rStrError,@Spell start=/"/ skip=/\\\\\|\\"/ end=/"/ +" string enclosed in single quotes +syn region rString contains=rSpecial,rStrError,@Spell start=/'/ skip=/\\\\\|\\'/ end=/'/ + +syn match rStrError display contained "\\." + +" New line, carriage return, tab, backspace, bell, feed, vertical tab, backslash +syn match rSpecial display contained "\\\(n\|r\|t\|b\|a\|f\|v\|'\|\"\)\|\\\\" + +" Hexadecimal and Octal digits +syn match rSpecial display contained "\\\(x\x\{1,2}\|[0-8]\{1,3}\)" + +" Unicode characters +syn match rSpecial display contained "\\u\x\{1,4}" +syn match rSpecial display contained "\\U\x\{1,8}" +syn match rSpecial display contained "\\u{\x\{1,4}}" +syn match rSpecial display contained "\\U{\x\{1,8}}" + + +syn match rDollar "\$" + +" Statement +syn keyword rStatement break next return +syn keyword rConditional if else +syn keyword rRepeat for in repeat while + +" Constant (not really) +syn keyword rConstant T F LETTERS letters month.ab month.name pi +syn keyword rConstant R.version.string + +" Constant +syn keyword rConstant NULL +syn keyword rBoolean FALSE TRUE +syn keyword rNumber NA NA_integer_ NA_real_ NA_complex_ NA_character_ +syn keyword rNumber Inf NaN + +" integer +syn match rInteger "\<\d\+L" +syn match rInteger "\<0x\([0-9]\|[a-f]\|[A-F]\)\+L" +syn match rInteger "\<\d\+[Ee]+\=\d\+L" + +syn match rOperator "[\*\!\&\+\-\<\>\=\^\|\~\`/:@]" +syn match rOperator "%\{2}\|%\*%\|%\/%\|%in%\|%o%\|%x%" + +syn match rComplex "\<\d\+i" +syn match rComplex "\<0x\([0-9]\|[a-f]\|[A-F]\)\+i" +syn match rComplex "\<\d\+\.\d*\([Ee][-+]\=\d\+\)\=i" +syn match rComplex "\<\.\d\+\([Ee][-+]\=\d\+\)\=i" +syn match rComplex "\<\d\+[Ee][-+]\=\d\+i" + +" number with no fractional part or exponent +syn match rNumber "\<\d\+\>" +" hexadecimal number +syn match rNumber "\<0x\([0-9]\|[a-f]\|[A-F]\)\+" + +" floating point number with integer and fractional parts and optional exponent +syn match rFloat "\<\d\+\.\d*\([Ee][-+]\=\d\+\)\=" +" floating point number with no integer part and optional exponent +syn match rFloat "\<\.\d\+\([Ee][-+]\=\d\+\)\=" +" floating point number with no fractional part and optional exponent +syn match rFloat "\<\d\+[Ee][-+]\=\d\+" + +syn match rArrow "<\{1,2}-" +syn match rArrow "->\{1,2}" + +" Special +syn match rDelimiter "[,;:]" + +" Error +syn region rRegion matchgroup=Delimiter start=/(/ matchgroup=Delimiter end=/)/ transparent contains=ALLBUT,rError,rBraceError,rCurlyError +syn region rRegion matchgroup=Delimiter start=/{/ matchgroup=Delimiter end=/}/ transparent contains=ALLBUT,rError,rBraceError,rParenError +syn region rRegion matchgroup=Delimiter start=/\[/ matchgroup=Delimiter end=/]/ transparent contains=ALLBUT,rError,rCurlyError,rParenError +syn match rError "[)\]}]" +syn match rBraceError "[)}]" contained +syn match rCurlyError "[)\]]" contained +syn match rParenError "[\]}]" contained + +" Functions that may add new objects +syn keyword rPreProc library require attach detach source + +" Type +syn keyword rType array category character complex double function integer list logical matrix numeric vector data.frame + +" Define the default highlighting. +hi def link rArrow Statement +hi def link rBoolean Boolean +hi def link rBraceError Error +hi def link rComment Comment +hi def link rComplex Number +hi def link rConditional Conditional +hi def link rConstant Constant +hi def link rCurlyError Error +hi def link rDelimiter Delimiter +hi def link rDollar SpecialChar +hi def link rError Error +hi def link rFloat Float +hi def link rInteger Number +hi def link rNumber Number +hi def link rOperator Operator +hi def link rParenError Error +hi def link rPreProc PreProc +hi def link rRepeat Repeat +hi def link rSpecial SpecialChar +hi def link rStatement Statement +hi def link rString String +hi def link rStrError Error +hi def link rType Type + +let b:current_syntax="r" + +" vim: ts=8 sw=2 |