brush.js

var BrushBase = require('brush-base');
var regexLib = require('syntaxhighlighter-regex').commonRegExp;
var XRegExp = require('syntaxhighlighter-regex').XRegExp;
var Match = require('syntaxhighlighter-match').Match;

function Brush() {
  function hereDocProcess(match, regexInfo) {
    var result = [];

    if (match.here_doc != null)
      result.push(new Match(match.here_doc, match.index + match[0].indexOf(match.here_doc), 'string'));

    if (match.full_tag != null)
      result.push(new Match(match.full_tag, match.index, 'preprocessor'));

    if (match.end_tag != null)
      result.push(new Match(match.end_tag, match.index + match[0].lastIndexOf(match.end_tag), 'preprocessor'));

    return result;
  }

  var keywords = 'if fi then elif else for do done until while break continue case esac function return in eq ne ge le';
  var commands = 'alias apropos awk basename base64 bash bc bg builtin bunzip2 bzcat bzip2 bzip2recover cal cat cd cfdisk chgrp chmod chown chroot' +
    'cksum clear cmp comm command cp cron crontab crypt csplit cut date dc dd ddrescue declare df ' +
    'diff diff3 dig dir dircolors dirname dirs du echo egrep eject enable env ethtool eval ' +
    'exec exit expand export expr false fdformat fdisk fg fgrep file find fmt fold format ' +
    'free fsck ftp gawk gcc gdb getconf getopts grep groups gunzip gzcat gzip hash head history hostname id ifconfig ' +
    'import install join kill less let ln local locate logname logout look lpc lpr lprint ' +
    'lprintd lprintq lprm ls lsof make man mkdir mkfifo mkisofs mknod more mount mtools ' +
    'mv nasm nc ndisasm netstat nice nl nohup nslookup objdump od open op passwd paste pathchk ping popd pr printcap ' +
    'printenv printf ps pushd pwd quota quotacheck quotactl ram rcp read readonly renice ' +
    'remsync rm rmdir rsync screen scp sdiff sed select seq set sftp shift shopt shutdown ' +
    'sleep sort source split ssh strace strings su sudo sum symlink sync tail tar tee test time ' +
    'times touch top traceroute trap tr true tsort tty type ulimit umask umount unalias ' +
    'uname unexpand uniq units unset unshar useradd usermod users uuencode uudecode v vdir ' +
    'vi watch wc whereis which who whoami Wget xargs xxd yes chsh zcat';

  this.regexList = [
    {
      regex: /^#!.*$/gm,
      css: 'preprocessor bold'
    },
    {
      regex: /\/[\w-\/]+/gm,
      css: 'plain'
    },
    {
      regex: regexLib.singleLinePerlComments,
      css: 'comments'
    },
    {
      regex: regexLib.doubleQuotedString,
      css: 'string'
    },
    {
      regex: regexLib.singleQuotedString,
      css: 'string'
    },
    {
      regex: new RegExp(this.getKeywords(keywords), 'gm'),
      css: 'keyword'
    },
    {
      regex: new RegExp(this.getKeywords(commands), 'gm'),
      css: 'functions'
    },
    {
      regex: new XRegExp("(?<full_tag>(&lt;|<){2}(?<tag>\\w+)) .*$(?<here_doc>[\\s\\S]*)(?<end_tag>^\\k<tag>$)", 'gm'),
      func: hereDocProcess
    }
		];
}

Brush.prototype = new BrushBase();
Brush.aliases = ['bash', 'shell', 'sh'];
module.exports = Brush;