forked from zhurui/management
134 lines
5.1 KiB
JavaScript
134 lines
5.1 KiB
JavaScript
/*
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Language: SAS
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Author: Mauricio Caceres <mauricio.caceres.bravo@gmail.com>
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Description: Syntax Highlighting for SAS
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*/
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function sas(hljs) {
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// Data step and PROC SQL statements
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const SAS_KEYWORDS =
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'do if then else end until while ' +
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'' +
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'abort array attrib by call cards cards4 catname continue ' +
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'datalines datalines4 delete delim delimiter display dm drop ' +
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'endsas error file filename footnote format goto in infile ' +
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'informat input keep label leave length libname link list ' +
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'lostcard merge missing modify options output out page put ' +
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'redirect remove rename replace retain return select set skip ' +
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'startsas stop title update waitsas where window x systask ' +
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'' +
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'add and alter as cascade check create delete describe ' +
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'distinct drop foreign from group having index insert into in ' +
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'key like message modify msgtype not null on or order primary ' +
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'references reset restrict select set table unique update ' +
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'validate view where';
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// Built-in SAS functions
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const SAS_FUN =
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'abs|addr|airy|arcos|arsin|atan|attrc|attrn|band|' +
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'betainv|blshift|bnot|bor|brshift|bxor|byte|cdf|ceil|' +
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'cexist|cinv|close|cnonct|collate|compbl|compound|' +
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'compress|cos|cosh|css|curobs|cv|daccdb|daccdbsl|' +
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'daccsl|daccsyd|dacctab|dairy|date|datejul|datepart|' +
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'datetime|day|dclose|depdb|depdbsl|depdbsl|depsl|' +
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'depsl|depsyd|depsyd|deptab|deptab|dequote|dhms|dif|' +
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'digamma|dim|dinfo|dnum|dopen|doptname|doptnum|dread|' +
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'dropnote|dsname|erf|erfc|exist|exp|fappend|fclose|' +
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'fcol|fdelete|fetch|fetchobs|fexist|fget|fileexist|' +
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'filename|fileref|finfo|finv|fipname|fipnamel|' +
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'fipstate|floor|fnonct|fnote|fopen|foptname|foptnum|' +
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'fpoint|fpos|fput|fread|frewind|frlen|fsep|fuzz|' +
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'fwrite|gaminv|gamma|getoption|getvarc|getvarn|hbound|' +
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'hms|hosthelp|hour|ibessel|index|indexc|indexw|input|' +
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'inputc|inputn|int|intck|intnx|intrr|irr|jbessel|' +
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'juldate|kurtosis|lag|lbound|left|length|lgamma|' +
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'libname|libref|log|log10|log2|logpdf|logpmf|logsdf|' +
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'lowcase|max|mdy|mean|min|minute|mod|month|mopen|' +
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'mort|n|netpv|nmiss|normal|note|npv|open|ordinal|' +
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'pathname|pdf|peek|peekc|pmf|point|poisson|poke|' +
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'probbeta|probbnml|probchi|probf|probgam|probhypr|' +
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'probit|probnegb|probnorm|probt|put|putc|putn|qtr|' +
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'quote|ranbin|rancau|ranexp|rangam|range|rank|rannor|' +
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'ranpoi|rantbl|rantri|ranuni|repeat|resolve|reverse|' +
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'rewind|right|round|saving|scan|sdf|second|sign|' +
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'sin|sinh|skewness|soundex|spedis|sqrt|std|stderr|' +
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'stfips|stname|stnamel|substr|sum|symget|sysget|' +
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'sysmsg|sysprod|sysrc|system|tan|tanh|time|timepart|' +
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'tinv|tnonct|today|translate|tranwrd|trigamma|' +
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'trim|trimn|trunc|uniform|upcase|uss|var|varfmt|' +
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'varinfmt|varlabel|varlen|varname|varnum|varray|' +
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'varrayx|vartype|verify|vformat|vformatd|vformatdx|' +
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'vformatn|vformatnx|vformatw|vformatwx|vformatx|' +
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'vinarray|vinarrayx|vinformat|vinformatd|vinformatdx|' +
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'vinformatn|vinformatnx|vinformatw|vinformatwx|' +
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'vinformatx|vlabel|vlabelx|vlength|vlengthx|vname|' +
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'vnamex|vtype|vtypex|weekday|year|yyq|zipfips|zipname|' +
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'zipnamel|zipstate';
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// Built-in macro functions
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const SAS_MACRO_FUN =
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'bquote|nrbquote|cmpres|qcmpres|compstor|' +
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'datatyp|display|do|else|end|eval|global|goto|' +
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'if|index|input|keydef|label|left|length|let|' +
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'local|lowcase|macro|mend|nrbquote|nrquote|' +
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'nrstr|put|qcmpres|qleft|qlowcase|qscan|' +
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'qsubstr|qsysfunc|qtrim|quote|qupcase|scan|str|' +
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'substr|superq|syscall|sysevalf|sysexec|sysfunc|' +
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'sysget|syslput|sysprod|sysrc|sysrput|then|to|' +
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'trim|unquote|until|upcase|verify|while|window';
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return {
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name: 'SAS',
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case_insensitive: true, // SAS is case-insensitive
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keywords: {
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literal:
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'null missing _all_ _automatic_ _character_ _infile_ ' +
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'_n_ _name_ _null_ _numeric_ _user_ _webout_',
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meta:
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SAS_KEYWORDS
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},
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contains: [
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{
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// Distinct highlight for proc <proc>, data, run, quit
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className: 'keyword',
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begin: /^\s*(proc [\w\d_]+|data|run|quit)[\s;]/
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},
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{
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// Macro variables
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className: 'variable',
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begin: /&[a-zA-Z_&][a-zA-Z0-9_]*\.?/
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},
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{
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// Special emphasis for datalines|cards
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className: 'emphasis',
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begin: /^\s*datalines|cards.*;/,
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end: /^\s*;\s*$/
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},
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{ // Built-in macro variables take precedence
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className: 'built_in',
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begin: '%(' + SAS_MACRO_FUN + ')'
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},
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{
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// User-defined macro functions highlighted after
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className: 'name',
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begin: /%[a-zA-Z_][a-zA-Z_0-9]*/
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},
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{
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className: 'meta',
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begin: '[^%](' + SAS_FUN + ')[\(]'
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},
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{
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className: 'string',
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variants: [
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hljs.APOS_STRING_MODE,
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hljs.QUOTE_STRING_MODE
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]
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},
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hljs.COMMENT('\\*', ';'),
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hljs.C_BLOCK_COMMENT_MODE
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]
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};
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}
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module.exports = sas;
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