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[EDIT] FILE: mirc.js

// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: https://codemirror.net/LICENSE

//mIRC mode by Ford_Lawnmower :: Based on Velocity mode by Steve O'Hara

(function(mod) {
  if (typeof exports == "object" && typeof module == "object") // CommonJS
    mod(require("../../lib/codemirror"));
  else if (typeof define == "function" && define.amd) // AMD
    define(["../../lib/codemirror"], mod);
  else // Plain browser env
    mod(CodeMirror);
})(function(CodeMirror) {
"use strict";

CodeMirror.defineMIME("text/mirc", "mirc");
CodeMirror.defineMode("mirc", function() {
  function parseWords(str) {
    var obj = {}, words = str.split(" ");
    for (var i = 0; i < words.length; ++i) obj[words[i]] = true;
    return obj;
  }
  var specials = parseWords("$! $$ $& $? $+ $abook $abs $active $activecid " +
                            "$activewid $address $addtok $agent $agentname $agentstat $agentver " +
                            "$alias $and $anick $ansi2mirc $aop $appactive $appstate $asc $asctime " +
                            "$asin $atan $avoice $away $awaymsg $awaytime $banmask $base $bfind " +
                            "$binoff $biton $bnick $bvar $bytes $calc $cb $cd $ceil $chan $chanmodes " +
                            "$chantypes $chat $chr $cid $clevel $click $cmdbox $cmdline $cnick $color " +
                            "$com $comcall $comchan $comerr $compact $compress $comval $cos $count " +
                            "$cr $crc $creq $crlf $ctime $ctimer $ctrlenter $date $day $daylight " +
                            "$dbuh $dbuw $dccignore $dccport $dde $ddename $debug $decode $decompress " +
                            "$deltok $devent $dialog $did $didreg $didtok $didwm $disk $dlevel $dll " +
                            "$dllcall $dname $dns $duration $ebeeps $editbox $emailaddr $encode $error " +
                            "$eval $event $exist $feof $ferr $fgetc $file $filename $filtered $finddir " +
                            "$finddirn $findfile $findfilen $findtok $fline $floor $fopen $fread $fserve " +
                            "$fulladdress $fulldate $fullname $fullscreen $get $getdir $getdot $gettok $gmt " +
                            "$group $halted $hash $height $hfind $hget $highlight $hnick $hotline " +
                            "$hotlinepos $ial $ialchan $ibl $idle $iel $ifmatch $ignore $iif $iil " +
                            "$inelipse $ini $inmidi $inpaste $inpoly $input $inrect $inroundrect " +
                            "$insong $instok $int $inwave $ip $isalias $isbit $isdde $isdir $isfile " +
                            "$isid $islower $istok $isupper $keychar $keyrpt $keyval $knick $lactive " +
                            "$lactivecid $lactivewid $left $len $level $lf $line $lines $link $lock " +
                            "$lock $locked $log $logstamp $logstampfmt $longfn $longip $lower $ltimer " +
                            "$maddress $mask $matchkey $matchtok $md5 $me $menu $menubar $menucontext " +
                            "$menutype $mid $middir $mircdir $mircexe $mircini $mklogfn $mnick $mode " +
                            "$modefirst $modelast $modespl $mouse $msfile $network $newnick $nick $nofile " +
                            "$nopath $noqt $not $notags $notify $null $numeric $numok $oline $onpoly " +
                            "$opnick $or $ord $os $passivedcc $pic $play $pnick $port $portable $portfree " +
                            "$pos $prefix $prop $protect $puttok $qt $query $rand $r $rawmsg $read $readomo " +
                            "$readn $regex $regml $regsub $regsubex $remove $remtok $replace $replacex " +
                            "$reptok $result $rgb $right $round $scid $scon $script $scriptdir $scriptline " +
                            "$sdir $send $server $serverip $sfile $sha1 $shortfn $show $signal $sin " +
                            "$site $sline $snick $snicks $snotify $sock $sockbr $sockerr $sockname " +
                            "$sorttok $sound $sqrt $ssl $sreq $sslready $status $strip $str $stripped " +
                            "$syle $submenu $switchbar $tan $target $ticks $time $timer $timestamp " +
                            "$timestampfmt $timezone $tip $titlebar $toolbar $treebar $trust $ulevel " +
                            "$ulist $upper $uptime $url $usermode $v1 $v2 $var $vcmd $vcmdstat $vcmdver " +
                            "$version $vnick $vol $wid $width $wildsite $wildtok $window $wrap $xor");
  var keywords = parseWords("abook ajinvite alias aline ame amsg anick aop auser autojoin avoice " +
                            "away background ban bcopy beep bread break breplace bset btrunc bunset bwrite " +
                            "channel clear clearall cline clipboard close cnick color comclose comopen " +
                            "comreg continue copy creq ctcpreply ctcps dcc dccserver dde ddeserver " +
                            "debug dec describe dialog did didtok disable disconnect dlevel dline dll " +
                            "dns dqwindow drawcopy drawdot drawfill drawline drawpic drawrect drawreplace " +
                            "drawrot drawsave drawscroll drawtext ebeeps echo editbox emailaddr enable " +
                            "events exit fclose filter findtext finger firewall flash flist flood flush " +
                            "flushini font fopen fseek fsend fserve fullname fwrite ghide gload gmove " +
                            "gopts goto gplay gpoint gqreq groups gshow gsize gstop gtalk gunload hadd " +
                            "halt haltdef hdec hdel help hfree hinc hload hmake hop hsave ial ialclear " +
                            "ialmark identd if ignore iline inc invite iuser join kick linesep links list " +
                            "load loadbuf localinfo log mdi me menubar mkdir mnick mode msg nick noop notice " +
                            "notify omsg onotice part partall pdcc perform play playctrl pop protect pvoice " +
                            "qme qmsg query queryn quit raw reload remini remote remove rename renwin " +
                            "reseterror resetidle return rlevel rline rmdir run ruser save savebuf saveini " +
                            "say scid scon server set showmirc signam sline sockaccept sockclose socklist " +
                            "socklisten sockmark sockopen sockpause sockread sockrename sockudp sockwrite " +
                            "sound speak splay sreq strip switchbar timer timestamp titlebar tnick tokenize " +
                            "toolbar topic tray treebar ulist unload unset unsetall updatenl url uwho " +
                            "var vcadd vcmd vcrem vol while whois window winhelp write writeint if isalnum " +
                            "isalpha isaop isavoice isban ischan ishop isignore isin isincs isletter islower " +
                            "isnotify isnum ison isop isprotect isreg isupper isvoice iswm iswmcs " +
                            "elseif else goto menu nicklist status title icon size option text edit " +
                            "button check radio box scroll list combo link tab item");
  var functions = parseWords("if elseif else and not or eq ne in ni for foreach while switch");
  var isOperatorChar = /[+\-*&%=<>!?^\/\|]/;
  function chain(stream, state, f) {
    state.tokenize = f;
    return f(stream, state);
  }
  function tokenBase(stream, state) {
    var beforeParams = state.beforeParams;
    state.beforeParams = false;
    var ch = stream.next();
    if (/[\[\]{},\.]/.test(ch)) {
      if (ch == "(" && beforeParams) state.inParams = true;
      else if (ch == ")") state.inParams = false;
      return null;
    }
    else if (/\d/.test(ch)) {
      stream.eatWhile(/[\w\.]/);
      return "number";
    }
    else if (ch == "\\") {
      stream.eat("\\");
      stream.eat(/./);
      return "number";
    }
    else if (ch == "/" && stream.eat("*")) {
      return chain(stream, state, tokenComment);
    }
    else if (ch == ";" && stream.match(/ *\( *\(/)) {
      return chain(stream, state, tokenUnparsed);
    }
    else if (ch == ";" && !state.inParams) {
      stream.skipToEnd();
      return "comment";
    }
    else if (ch == '"') {
      stream.eat(/"/);
      return "keyword";
    }
    else if (ch == "$") {
      stream.eatWhile(/[$_a-z0-9A-Z\.:]/);
      if (specials && specials.propertyIsEnumerable(stream.current().toLowerCase())) {
        return "keyword";
      }
      else {
        state.beforeParams = true;
        return "builtin";
      }
    }
    else if (ch == "%") {
      stream.eatWhile(/[^,\s()]/);
      state.beforeParams = true;
      return "string";
    }
    else if (isOperatorChar.test(ch)) {
      stream.eatWhile(isOperatorChar);
      return "operator";
    }
    else {
      stream.eatWhile(/[\w\$_{}]/);
      var word = stream.current().toLowerCase();
      if (keywords && keywords.propertyIsEnumerable(word))
        return "keyword";
      if (functions && functions.propertyIsEnumerable(word)) {
        state.beforeParams = true;
        return "keyword";
      }
      return null;
    }
  }
  function tokenComment(stream, state) {
    var maybeEnd = false, ch;
    while (ch = stream.next()) {
      if (ch == "/" && maybeEnd) {
        state.tokenize = tokenBase;
        break;
      }
      maybeEnd = (ch == "*");
    }
    return "comment";
  }
  function tokenUnparsed(stream, state) {
    var maybeEnd = 0, ch;
    while (ch = stream.next()) {
      if (ch == ";" && maybeEnd == 2) {
        state.tokenize = tokenBase;
        break;
      }
      if (ch == ")")
        maybeEnd++;
      else if (ch != " ")
        maybeEnd = 0;
    }
    return "meta";
  }
  return {
    startState: function() {
      return {
        tokenize: tokenBase,
        beforeParams: false,
        inParams: false
      };
    },
    token: function(stream, state) {
      if (stream.eatSpace()) return null;
      return state.tokenize(stream, state);
    }
  };
});

});

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