# R language definition file
#
# Author: Andre Simon
#   Mail: andre.simon1@gmx.de
#   Date: 13.04.04
# ------------------------------------------
# This file is a part of highlight, a free source code converter released under the GPL.
#
# The file is used to describe keywords and special symbols of programming languages.
# See README in the highlight directory for details.
#
# New definition files for future releases of highlight are always appreciated ;)
#
# ----------
# andre.simon1@gmx.de
# http:/www.andre-simon.de/
# 
# Modified by Yihui XIE
# Homepage: http://www.yihui.name/en (English); http://www.yihui.name (Chinese)
#
# For the process of making this file, please refer to:
# http://www.yihui.name/en/read.php/6.htm
 
$DESCRIPTION=R

$KEYWORDS(kwa)=if else repeat while function for in next break ifelse switch

$KEYWORDS(kwb)=NULL NA Inf NaN TRUE T FALSE F 

$KEYWORDS(kwc)=acf acf2AR add.scope add1 addmargins aggregate
aggregate.data.frame aggregate.default aggregate.ts AIC alias anova anova.glm
anova.glmlist anova.lm anova.lmlist anova.mlm anovalist.lm ansari.test aov
approx approxfun ar ar.burg ar.mle ar.ols ar.yw arima arima.sim arima0
arima0.diag ARMAacf ARMAtoMA as.dendrogram as.dist as.formula as.hclust
as.stepfun as.ts asOneSidedFormula ave bandwidth.kernel bartlett.test
binom.test binomial biplot Box.test bw.bcv bw.nrd bw.nrd0 bw.SJ bw.ucv C cancor
case.names ccf chisq.test clearNames cmdscale coef coefficients complete.cases
confint confint.default constrOptim contr.helmert contr.poly contr.SAS
contr.sum contr.treatment contrasts convolve cooks.distance cophenetic cor
cor.test cov cov.wt cov2cor covratio cpgram cutree cycle D dbeta dbinom dcauchy
dchisq decompose delete.response deltat dendrapply density density.default
deriv deriv.default deriv.formula deriv3 deriv3.default deriv3.formula deviance
dexp df df.kernel df.residual dfbeta dfbetas dffits dgamma dgeom dhyper diff.ts
diffinv dist dlnorm dlogis dmultinom dnbinom dnorm dpois drop.scope drop.terms
drop1 dsignrank dt dummy.coef dunif dweibull dwilcox ecdf eff.aovlist effects
embed end estVar expand.model.frame extractAIC factanal factor.scope family fft
filter fisher.test fitted fitted.values fivenum fligner.test formula frequency
friedman.test ftable Gamma gaussian get_all_vars getInitial glm glm.control
glm.fit glm.fit.null hasTsp hat hatvalues hatvalues.lm hclust heatmap
HoltWinters influence influence.measures integrate interaction.plot
inverse.gaussian IQR is.empty.model is.leaf is.mts is.stepfun is.ts is.tskernel
isoreg KalmanForecast KalmanLike KalmanRun KalmanSmooth kernapply kernel kmeans
knots kruskal.test ks.test ksmooth lag lag.plot line lines.ts lm lm.fit
lm.fit.null lm.influence lm.wfit lm.wfit.null loadings loess loess.control
loess.smooth logLik loglin lowess ls.diag ls.print lsfit mad mahalanobis
make.link makeARIMA makepredictcall manova mantelhaen.test mauchley.test
mauchly.test mcnemar.test median median.default medpolish model.extract
model.frame model.frame.aovlist model.frame.default model.frame.glm
model.frame.lm model.matrix model.matrix.default model.matrix.lm model.offset
model.response model.tables model.weights monthplot mood.test mvfft na.action
na.contiguous na.exclude na.fail na.omit na.pass napredict naprint naresid
nextn nlm nlminb nls nls.control NLSstAsymptotic NLSstClosestX NLSstLfAsymptote
NLSstRtAsymptote numericDeriv offset oneway.test optim optimise optimize
order.dendrogram p.adjust p.adjust.methods pacf pairwise.prop.test
pairwise.t.test pairwise.table pairwise.wilcox.test pbeta pbinom pbirthday
pcauchy pchisq pexp pf pgamma pgeom phyper plclust plnorm plogis plot.density
plot.ecdf plot.lm plot.mlm plot.spec plot.spec.coherency plot.spec.phase
plot.stepfun plot.ts plot.TukeyHSD pnbinom pnorm poisson poly polym power
power.anova.test power.prop.test power.t.test PP.test ppoints ppois ppr prcomp
predict predict.glm predict.lm predict.mlm predict.poly preplot princomp
print.anova print.coefmat print.density print.family print.formula print.ftable
print.glm print.infl print.integrate print.lm print.logLik print.terms print.ts
printCoefmat profile proj promax prop.test prop.trend.test psignrank pt ptukey
punif pweibull pwilcox qbeta qbinom qbirthday qcauchy qchisq qexp qf qgamma
qgeom qhyper qlnorm qlogis qnbinom qnorm qpois qqline qqnorm qqnorm.default
qqplot qsignrank qt qtukey quade.test quantile quantile.default quasi
quasibinomial quasipoisson qunif qweibull qwilcox r2dtable rbeta rbinom rcauchy
rchisq read.ftable rect.hclust reformulate relevel reorder replications reshape
reshapeLong reshapeWide resid residuals residuals.default residuals.glm
residuals.lm rexp rf rgamma rgeom rhyper rlnorm rlogis rmultinom rnbinom rnorm
rpois rsignrank rstandard rstandard.glm rstandard.lm rstudent rstudent.glm
rstudent.lm rt runif runmed rweibull rwilcox scatter.smooth screeplot sd
se.contrast selfStart setNames shapiro.test simulate smooth smooth.spline
smoothEnds sortedXyData spec.ar spec.pgram spec.taper spectrum spline splinefun
SSasymp SSasympOff SSasympOrig SSbiexp SSD SSfol SSfpl SSgompertz SSlogis
SSmicmen SSweibull start stat.anova step stepfun stl StructTS summary.aov
summary.aovlist summary.glm summary.infl summary.lm summary.manova summary.mlm
summary.stepfun supsmu symnum t.test termplot terms terms.aovlist terms.default
terms.formula terms.terms time toeplitz ts ts.intersect ts.plot ts.union tsdiag
tsp tsSmooth TukeyHSD TukeyHSD.aov uniroot update update.default update.formula
var var.test variable.names varimax vcov weighted.mean weighted.residuals
weights wilcox.test window write.ftable xtabs abline arrows assocplot axis Axis
axis.Date axis.POSIXct axTicks barplot barplot.default box boxplot
boxplot.default bxp cdplot close.screen co.intervals contour contour.default
coplot curve dotchart erase.screen filled.contour fourfoldplot frame grid hist
hist.default identify image image.default layout layout.show lcm legend lines
lines.default locator matlines matplot matpoints mosaicplot mtext pairs
pairs.default panel.smooth par persp pie piechart plot plot.default plot.design
plot.new plot.window plot.xy points points.default polygon rect rug screen
segments spineplot split.screen stars stem strheight stripchart strwidth
sunflowerplot symbols text text.default title xinch xyinch yinch
as.graphicsAnnot bitmap bmp boxplot.stats bringToTop check.options chull
CIDFont cm cm.colors col2rgb colorConverter colorRamp colorRampPalette colors
colorspaces colours contourLines convertColor dev.control dev.copy dev.copy2eps
dev.cur dev.interactive dev.list dev.next dev.off dev.prev dev.print dev.set
dev2bitmap embedFonts extendrange getGraphicsEvent graphics.off gray
gray.colors grey grey.colors hcl heat.colors Hershey hsv jpeg make.rgb n2mfrow
nclass.FD nclass.scott nclass.Sturges palette pdf pdfFonts pictex png
postscript postscriptFont postscriptFonts ps.options rainbow recordGraphics
recordPlot replayPlot rgb rgb2hsv savePlot terrain.colors topo.colors trans3d
Type1Font win.graph win.metafile win.print windows windowsFont windowsFonts x11
X11 xfig xy.coords xyz.coords alarm apropos argsAnywhere as.person
as.personList as.roman assignInNamespace available.packages browseEnv browseURL
bug.report capture.output checkCRAN choose.dir choose.files chooseCRANmirror
citation citEntry citFooter citHeader close.socket combn compareVersion
contrib.url count.fields CRAN.packages data data.entry dataentry de de.ncols
de.restore de.setup debugger demo DLL.version download.file download.packages
dump.frames edit emacs example file.edit file_test Filters find fix
fixInNamespace fixup.libraries.URLs fixup.package.URLs flush.console formatOL
formatUL getAnywhere getClipboardFormats getFromNamespace getIdentification
getS3method getWindowsHandle getWindowTitle glob2rx head head.matrix help
help.search help.start history index.search install.packages installed.packages
limitedLabels link.html.help loadhistory loadRconsole localeToCharset ls.str
lsf.str make.packages.html make.search.html make.socket
makeRweaveLatexCodeRunner memory.limit memory.size menu methods mirror2html
modifyList new.packages normalizePath object.size old.packages package.contents
package.skeleton packageDescription packageStatus page person personList pico
prompt promptData promptPackage read.csv read.csv2 read.delim read.delim2
read.DIF read.fortran read.fwf read.socket read.table readCitationFile
readClipboard readNEWS recover remove.packages Rprof Rprofmem RShowDoc
RSiteSearch Rtangle RtangleSetup RtangleWritedoc RweaveChunkPrefix
RweaveEvalWithOpt RweaveLatex RweaveLatexFinish RweaveLatexOptions
RweaveLatexSetup RweaveLatexWritedoc RweaveTryStop savehistory select.list
sessionInfo setRepositories setStatusBar setWindowTitle shortPathName stack
Stangle str strOptions summaryRprof Sweave SweaveHooks SweaveSyntaxLatex
SweaveSyntaxNoweb SweaveSyntConv tail tail.matrix timestamp toBibtex toLatex
type.convert unstack update.packages update.packageStatus upgrade url.show
URLdecode URLencode vi View vignette win.version winDialog winDialogString
winMenuAdd winMenuAddItem winMenuDel winMenuDelItem winMenuItems winMenuNames
withVisible write.csv write.csv2 write.socket write.table writeClipboard
wsbrowser xedit xemacs zip.file.extract zip.unpack ability.cov airmiles
AirPassengers airquality anscombe attenu attitude austres beaver1 beaver2
BJsales BJsales.lead BOD cars ChickWeight chickwts co2 CO2 crimtab discoveries
DNase esoph euro euro.cross eurodist EuStockMarkets faithful fdeaths
Formaldehyde freeny freeny.x freeny.y HairEyeColor Harman23.cor Harman74.cor
Indometh infert InsectSprays iris iris3 islands JohnsonJohnson LakeHuron
ldeaths lh LifeCycleSavings Loblolly longley lynx mdeaths morley mtcars nhtemp
Nile nottem Orange OrchardSprays PlantGrowth precip presidents pressure
Puromycin quakes randu rivers rock Seatbelts sleep stack.loss stack.x stackloss
state.abb state.area state.center state.division state.name state.region
state.x77 sunspot.month sunspot.year sunspots swiss Theoph Titanic ToothGrowth
treering trees UCBAdmissions UKDriverDeaths UKgas USAccDeaths USArrests
USJudgeRatings USPersonalExpenditure uspop VADeaths volcano warpbreaks women
WorldPhones WWWusage addNextMethod allGenerics allNames Arith as
asMethodDefinition assignClassDef assignMethodsMetaData balanceMethodsList
cacheGenericsMetaData cacheMetaData cacheMethod callGeneric callNextMethod
canCoerce cbind2 checkSlotAssignment classMetaName coerce Compare
completeClassDefinition completeExtends completeSubclasses Complex
conformMethod defaultDumpName defaultPrototype doPrimitiveMethod dumpMethod
dumpMethods el elNamed empty.dump emptyMethodsList existsFunction existsMethod
extends finalDefaultMethod findClass findFunction findMethod findUnique
fixPre1.8 formalArgs functionBody generic.skeleton getAccess getAllMethods
getAllSuperClasses getClass getClassDef getClasses getClassName getClassPackage
getDataPart getExtends getFunction getGeneric getGenerics getGroup
getGroupMembers getMethod getMethods getMethodsForDispatch getMethodsMetaData
getPackageName getProperties getPrototype getSlots getSubclasses getValidity
getVirtual hasArg hasMethod initialize insertMethod is isClass isClassDef
isClassUnion isGeneric isGrammarSymbol isGroup isSealedClass isSealedMethod
isVirtualClass languageEl linearizeMlist listFromMethods listFromMlist
loadMethod Logic makeClassRepresentation makeExtends makeGeneric
makeMethodsList makePrototypeFromClassDef makeStandardGeneric matchSignature
Math Math2 mergeMethods metaNameUndo method.skeleton MethodAddCoerce
methodSignatureMatrix MethodsList MethodsListSelect methodsPackageMetaName
missingArg mlistMetaName new newBasic newClassRepresentation newEmptyObject Ops
packageSlot possibleExtends promptClass promptMethods prototype Quote rbind2
reconcilePropertiesAndPrototype rematchDefinition removeClass removeGeneric
removeMethod removeMethods removeMethodsObject representation requireMethods
resetClass resetGeneric sealClass seemsS4Object selectMethod sessionData setAs
setClass setClassUnion setDataPart setGeneric setGroupGeneric setIs setMethod
setOldClass setPackageName setPrimitiveMethods setReplaceMethod setValidity
show showClass showDefault showExtends showMethods showMlist signature
SignatureMethod sigToEnv slot slotNames substituteDirect substituteFunctionArgs
Summary superClassDepth testVirtual traceOff traceOn tryNew trySilent
unRematchDefinition validObject validSlotNames abbreviate abs acos acosh
addTaskCallback agrep alist all all.equal all.equal.character all.equal.default
all.equal.factor all.equal.formula all.equal.language all.equal.list
all.equal.numeric all.equal.POSIXct all.equal.raw all.names all.vars any aperm
append apply Arg args array as.array as.call as.character
as.character.condition as.character.Date as.character.default
as.character.error as.character.factor as.character.hexmode
as.character.octmode as.character.package_version as.character.POSIXt
as.character.srcref as.complex as.complex.default as.data.frame
as.data.frame.array as.data.frame.AsIs as.data.frame.character
as.data.frame.complex as.data.frame.data.frame as.data.frame.Date
as.data.frame.default as.data.frame.difftime as.data.frame.factor
as.data.frame.integer as.data.frame.list as.data.frame.logical
as.data.frame.matrix as.data.frame.model.matrix as.data.frame.numeric
as.data.frame.ordered as.data.frame.package_version as.data.frame.POSIXct
as.data.frame.POSIXlt as.data.frame.raw as.data.frame.table as.data.frame.ts
as.data.frame.vector as.Date as.Date.character as.Date.date as.Date.dates
as.Date.default as.Date.factor as.Date.POSIXct as.Date.POSIXlt as.difftime
as.double as.double.default as.double.difftime as.environment as.expression
as.expression.default as.factor as.function as.function.default as.integer
as.integer.default as.list as.list.data.frame as.list.default
as.list.environment as.list.factor as.logical as.logical.default as.matrix
as.matrix.data.frame as.matrix.default as.matrix.noquote as.matrix.POSIXlt
as.name as.null as.null.default as.numeric as.numeric.POSIXlt as.ordered
as.package_version as.pairlist as.POSIXct as.POSIXct.date as.POSIXct.Date
as.POSIXct.dates as.POSIXct.default as.POSIXct.POSIXlt as.POSIXlt as.qr as.raw
as.real as.single as.single.default as.symbol as.table as.table.default
as.vector as.vector.factor asin asinh asNamespace asS4 assign atan atan2 atanh
attach attachNamespace attr attr.all.equal attributes autoload autoloader
backsolve baseenv basename besselI besselJ besselK besselY beta bindingIsActive
bindingIsLocked bindtextdomain body bquote browser builtins by by.data.frame
by.default bzfile c c.Date c.noquote c.package_version c.POSIXct c.POSIXlt call
callCC capabilities casefold cat category cbind cbind.data.frame ceiling
char.expand character charmatch charToRaw chartr check_tzones chol chol2inv
choose class close close.connection close.srcfile closeAllConnections codes
codes.factor codes.ordered col colMeans colnames colSums commandArgs comment
complex computeRestarts conditionCall conditionCall.condition conditionMessage
conditionMessage.condition conflicts Conj contributors cos cosh crossprod
Cstack_info cummax cummin cumprod cumsum cut cut.Date cut.default cut.POSIXt
data.class data.frame data.matrix date debug default.stringsAsFactors delay
delayedAssign deparse det detach determinant determinant.matrix dget diag diff
diff.Date diff.default diff.POSIXt difftime digamma dim dim.data.frame dimnames
dimnames.data.frame dir dir.create dirname do.call double dput dQuote drop dump
duplicated duplicated.array duplicated.data.frame duplicated.default
duplicated.matrix duplicated.POSIXlt dyn.load dyn.unload eapply eigen emptyenv
encodeString Encoding env.profile environment environmentIsLocked
environmentName eval eval.parent evalq exists exp expand.grid expm1 expression
factor factorial fifo file file.access file.append file.choose file.copy
file.create file.exists file.info file.path file.remove file.rename file.show
file.symlink findInterval findPackageEnv findRestart floor flush
flush.connection force formals format format.AsIs format.char format.data.frame
format.Date format.default format.difftime format.factor format.hexmode
format.info format.octmode format.POSIXct format.POSIXlt format.pval formatC
formatDL forwardsolve gamma gammaCody gc gc.time gcinfo gctorture get
getAllConnections getCallingDLL getCallingDLLe getCConverterDescriptions
getCConverterStatus getConnection getDLLRegisteredRoutines
getDLLRegisteredRoutines.character getDLLRegisteredRoutines.DLLInfo getenv
geterrmessage getExportedValue getHook getLoadedDLLs getNamespace
getNamespaceExports getNamespaceImports getNamespaceInfo getNamespaceName
getNamespaceUsers getNamespaceVersion getNativeSymbolInfo getNumCConverters
getOption getRversion getSrcLines getTaskCallbackNames gettext gettextf getwd
gl globalenv gregexpr grep gsub gzcon gzfile httpclient I iconv iconvlist
identical Im importIntoEnv inherits integer interaction interactive intersect
intToBits intToUtf8 inverse.rle invisible invokeRestart
invokeRestartInteractively is.array is.atomic is.call is.character is.complex
is.data.frame is.double is.element is.environment is.expression is.factor
is.finite is.function is.infinite is.integer is.language is.list is.loaded
is.logical is.matrix is.na is.na.data.frame is.na.POSIXlt is.name is.nan
is.null is.numeric is.object is.ordered is.package_version is.pairlist
is.primitive is.qr is.R is.raw is.real is.recursive is.single is.symbol
is.table is.unsorted is.vector isBaseNamespace isIncomplete isNamespace ISOdate
ISOdatetime isOpen isRestart isS4 isSeekable isSymmetric isSymmetric.matrix
isTRUE jitter julian julian.Date julian.POSIXt kappa kappa.default kappa.lm
kappa.qr kappa.tri kronecker l10n_info La.chol La.chol2inv La.eigen La.svd
labels labels.default lapply last.warning lazyLoad lbeta lchoose length letters
LETTERS levels lfactorial lgamma library library.dynam library.dynam.unload
licence license list list.files load loadedNamespaces loadingNamespaceInfo
loadNamespace loadURL local lockBinding lockEnvironment log log10 log1p log2
logb logical lower.tri ls machine Machine make.names make.unique
makeActiveBinding manglePackageName mapply margin.table mat.or.vec match
match.arg match.call match.fun Math.data.frame Math.Date Math.difftime
Math.factor Math.POSIXt matrix max max.col mean mean.data.frame mean.Date
mean.default mean.difftime mean.POSIXct mean.POSIXlt mem.limits memory.profile
merge merge.data.frame merge.default message mget min missing Mod mode
month.abb month.name months months.Date months.POSIXt names namespaceExport
namespaceImport namespaceImportClasses namespaceImportFrom
namespaceImportMethods nargs nchar ncol NCOL new.env NextMethod ngettext
nlevels noquote nrow NROW numeric objects oldClass on.exit open open.connection
open.srcfile open.srcfilecopy Ops.data.frame Ops.Date Ops.difftime Ops.factor
Ops.ordered Ops.package_version Ops.POSIXt options order ordered outer
package.description package_version packageEvent packageHasNamespace
packageStartupMessage packBits pairlist parent.env parent.frame parse parse.dcf
parseNamespaceFile paste path.expand pentagamma pi pipe Platform pmatch pmax
pmax.int pmin pmin.int polyroot pos.to.env pretty prettyNum print print.AsIs
print.atomic print.by print.condition print.connection print.data.frame
print.Date print.default print.difftime print.DLLInfo print.DLLInfoList
print.DLLRegisteredRoutines print.factor print.hexmode print.libraryIQR
print.listof print.NativeRoutineList print.noquote print.octmode
print.package_version print.packageInfo print.POSIXct print.POSIXlt
print.proc_time print.restart print.rle print.simple.list print.srcfile
print.srcref print.summary.table print.table print.warnings printNoClass
prmatrix proc.time prod prop.table provide psigamma pushBack pushBackLength q
qr qr.coef qr.fitted qr.Q qr.qty qr.qy qr.R qr.resid qr.solve qr.X quarters
quarters.Date quarters.POSIXt quit quote R.home R.version R.Version
R.version.string range range.default rank rapply raw rawShift rawToBits
rawToChar rbind rbind.data.frame Re read.dcf read.table.url readBin readChar
readline readLines real Recall reg.finalizer regexpr registerS3method
registerS3methods remove removeCConverter removeTaskCallback rep rep.Date
rep.factor rep.int rep.POSIXct rep.POSIXlt replace replicate require restart
restartDescription restartFormals retracemem return rev rev.default rle rm
RNGkind RNGversion round round.Date round.difftime round.POSIXt row row.names
row.names.data.frame row.names.default rowMeans rownames rowsum
rowsum.data.frame rowsum.default rowSums sample sapply save save.image
saveNamespaceImage scale scale.default scan scan.url search searchpaths seek
seek.connection seq seq.Date seq.default seq.int seq.POSIXt seq_along seq_len
sequence serialize set.seed setCConverterStatus setdiff setequal setHook
setNamespaceInfo setwd shell shell.exec showConnections shQuote sign
signalCondition signif simpleCondition simpleError simpleMessage simpleWarning
sin single sinh sink sink.number slice.index socketConnection socketSelect
solve solve.default solve.qr sort sort.default sort.int sort.list sort.POSIXlt
source source.url split split.data.frame split.default sprintf sqrt sQuote
srcfile srcfilecopy srcref standardGeneric stderr stdin stdout stop stopifnot
storage.mode strftime strptime strsplit strtrim structure strwrap sub subset
subset.data.frame subset.default subset.matrix substitute substr substring sum
summary summary.connection summary.data.frame Summary.data.frame summary.Date
Summary.Date summary.default Summary.difftime summary.factor Summary.factor
summary.matrix Summary.package_version summary.POSIXct Summary.POSIXct
summary.POSIXlt Summary.POSIXlt summary.table suppressMessages
suppressPackageStartupMessages suppressWarnings svd sweep symbol.C symbol.For
sys.call sys.calls Sys.Date sys.frame sys.frames sys.function Sys.getenv
Sys.getlocale Sys.getpid Sys.glob Sys.info sys.load.image Sys.localeconv
sys.nframe sys.on.exit sys.parent sys.parents Sys.putenv sys.save.image
Sys.setenv Sys.setlocale Sys.sleep sys.source sys.status Sys.time Sys.timezone
Sys.unsetenv system system.file system.time t t.data.frame t.default table
tabulate tan tanh tapply taskCallbackManager tcrossprod tempdir tempfile
testPlatformEquivalence tetragamma textConnection textConnectionValue tolower
topenv toString toString.default toupper trace traceback tracemem tracingState
transform transform.data.frame transform.default trigamma trunc trunc.Date
trunc.POSIXt truncate truncate.connection try tryCatch typeof unclass undebug
union unique unique.array unique.data.frame unique.default unique.matrix
unique.POSIXlt units units.difftime unix unix.time unlink unlist
unloadNamespace unlockBinding unname unserialize unsplit untrace untracemem unz
upper.tri url UseMethod utf8ToInt vector Vectorize version Version warning
warnings weekdays weekdays.Date weekdays.POSIXt which which.max which.min with
with.default withCallingHandlers withRestarts write write.dcf write.table0
writeBin writeChar writeLines xor xpdrows.data.frame zapsmall lset xtable

$IDENTIFIER=regex([a-zA-Z_][\w\.]*)

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