class Rouge::Lexers::SAS

def self.sas_functions
  # from SAS 9.4 Functions and CALL Routines reference
  # http://support.sas.com/documentation/cdl/en/lefunctionsref/67960/PDF/default/lefunctionsref.pdf
  @sas_functions ||= Set.new %w(
    ABS ADDR ADDRLONG AIRY ALLCOMB ALLPERM ANYALNUM ANYALPHA ANYCNTRL
    ANYDIGIT ANYFIRST ANYGRAPH ANYLOWER ANYNAME ANYPRINT ANYPUNCT
    ANYSPACE ANYUPPER ANYXDIGIT ARCOS ARCOSH ARSIN ARSINH ARTANH ATAN
    ATAN2 ATTRC ATTRN BAND BETA BETAINV BLACKCLPRC BLACKPTPRC
    BLKSHCLPRC BLKSHPTPRC BLSHIFT BNOT BOR BRSHIFT BXOR BYTE CAT CATQ
    CATS CATT CATX CDF CEIL CEILZ CEXIST CHAR CHOOSEC CHOOSEN CINV
    CLOSE CMISS CNONCT COALESCE COALESCEC COLLATE COMB COMPARE COMPBL
    COMPFUZZ COMPGED COMPLEV COMPOUND COMPRESS CONSTANT CONVX CONVXP
    COS COSH COT COUNT COUNTC COUNTW CSC CSS CUMIPMT CUMPRINC CUROBS
    CV DACCDB DACCDBSL DACCSL DACCSYD DACCTAB DAIRY DATDIF DATE
    DATEJUL DATEPART DATETIME DAY DCLOSE DCREATE DEPDB DEPDBSL DEPSL
    DEPSYD DEPTAB DEQUOTE DEVIANCE DHMS DIF DIGAMMA DIM DINFO DIVIDE
    DNUM DOPEN DOPTNAME DOPTNUM DOSUBL DREAD DROPNOTE DSNAME
    DSNCATLGD DUR DURP EFFRATE ENVLEN ERF ERFC EUCLID EXIST EXP FACT
    FAPPEND FCLOSE FCOL FCOPY FDELETE FETCH FETCHOBS FEXIST FGET
    FILEEXIST FILENAME FILEREF FINANCE FIND FINDC FINDW FINFO FINV
    FIPNAME FIPNAMEL FIPSTATE FIRST FLOOR FLOORZ FMTINFO FNONCT FNOTE
    FOPEN FOPTNAME FOPTNUM FPOINT FPOS FPUT FREAD FREWIND FRLEN FSEP
    FUZZ FWRITE GAMINV GAMMA GARKHCLPRC GARKHPTPRC GCD GEODIST
    GEOMEAN GEOMEANZ GETOPTION GETVARC GETVARN GRAYCODE HARMEAN
    HARMEANZ HBOUND HMS HOLIDAY HOLIDAYCK HOLIDAYCOUNT HOLIDAYNAME
    HOLIDAYNX HOLIDAYNY HOLIDAYTEST HOUR HTMLDECODE HTMLENCODE
    IBESSEL IFC IFN INDEX INDEXC INDEXW INPUT INPUTC INPUTN INT
    INTCINDEX INTCK INTCYCLE INTFIT INTFMT INTGET INTINDEX INTNX
    INTRR INTSEAS INTSHIFT INTTEST INTZ IORCMSG IPMT IQR IRR JBESSEL
    JULDATE JULDATE7 KURTOSIS LAG LARGEST LBOUND LCM LCOMB LEFT
    LENGTH LENGTHC LENGTHM LENGTHN LEXCOMB LEXCOMBI LEXPERK LEXPERM
    LFACT LGAMMA LIBNAME LIBREF LOG LOG1PX LOG10 LOG2 LOGBETA LOGCDF
    LOGISTIC LOGPDF LOGSDF LOWCASE LPERM LPNORM MAD MARGRCLPRC
    MARGRPTPRC MAX MD5 MDY MEAN MEDIAN MIN MINUTE MISSING MOD
    MODEXIST MODULE MODULEC MODULEN MODZ MONTH MOPEN MORT MSPLINT
    MVALID N NETPV NLITERAL NMISS NOMRATE NORMAL NOTALNUM NOTALPHA
    NOTCNTRL NOTDIGIT NOTE NOTFIRST NOTGRAPH NOTLOWER NOTNAME
    NOTPRINT NOTPUNCT NOTSPACE NOTUPPER NOTXDIGIT NPV NVALID NWKDOM
    OPEN ORDINAL PATHNAME PCTL PDF PEEK PEEKC PEEKCLONG PEEKLONG PERM
    PMT POINT POISSON PPMT PROBBETA PROBBNML PROBBNRM PROBCHI PROBF
    PROBGAM PROBHYPR PROBIT PROBMC PROBNEGB PROBNORM PROBT PROPCASE
    PRXCHANGE PRXMATCH PRXPAREN PRXPARSE PRXPOSN PTRLONGADD PUT PUTC
    PUTN PVP QTR QUANTILE QUOTE RANBIN RANCAU RAND RANEXP RANGAM
    RANGE RANK RANNOR RANPOI RANTBL RANTRI RANUNI RENAME REPEAT
    RESOLVE REVERSE REWIND RIGHT RMS ROUND ROUNDE ROUNDZ SAVING
    SAVINGS SCAN SDF SEC SECOND SHA256 SHA256HEX SHA256HMACHEX SIGN
    SIN SINH SKEWNESS SLEEP SMALLEST SOAPWEB SOAPWEBMETA
    SOAPWIPSERVICE SOAPWIPSRS SOAPWS SOAPWSMETA SOUNDEX SPEDIS SQRT
    SQUANTILE STD STDERR STFIPS STNAME STNAMEL STRIP SUBPAD SUBSTR
    SUBSTRN SUM SUMABS SYMEXIST SYMGET SYMGLOBL SYMLOCAL SYSEXIST
    SYSGET SYSMSG SYSPARM SYSPROCESSID SYSPROCESSNAME SYSPROD SYSRC
    SYSTEM TAN TANH TIME TIMEPART TIMEVALUE TINV TNONCT TODAY
    TRANSLATE TRANSTRN TRANWRD TRIGAMMA TRIM TRIMN TRUNC TSO TYPEOF
    TZONEID TZONENAME TZONEOFF TZONES2U TZONEU2S UNIFORM UPCASE
    URLDECODE URLENCODE USS UUIDGEN VAR VARFMT VARINFMT VARLABEL
    VARLEN VARNAME VARNUM VARRAY VARRAYX VARTYPE VERIFY VFORMAT
    VFORMATD VFORMATDX VFORMATN VFORMATNX VFORMATW VFORMATWX VFORMATX
    VINARRAY VINARRAYX VINFORMAT VINFORMATD VINFORMATDX VINFORMATN
    VINFORMATNX VINFORMATW VINFORMATWX VINFORMATX VLABEL VLABELX
    VLENGTH VLENGTHX VNAME VNAMEX VTYPE VTYPEX VVALUE VVALUEX WEEK
    WEEKDAY WHICHC WHICHN WTO YEAR YIELDP YRDIF YYQ ZIPCITY
    ZIPCITYDISTANCE ZIPFIPS ZIPNAME ZIPNAMEL ZIPSTATE
   )
end