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vbscript.js (13793B)

      1 // CodeMirror, copyright (c) by Marijn Haverbeke and others
      2 // Distributed under an MIT license: http://codemirror.net/LICENSE
      3 
      4 /*
      5 For extra ASP classic objects, initialize CodeMirror instance with this option:
      6     isASP: true
      7 
      8 E.G.:
      9     var editor = CodeMirror.fromTextArea(document.getElementById("code"), {
     10         lineNumbers: true,
     11         isASP: true
     12       });
     13 */
     14 
     15 (function(mod) {
     16   if (typeof exports == "object" && typeof module == "object") // CommonJS
     17     mod(require("../../lib/codemirror"));
     18   else if (typeof define == "function" && define.amd) // AMD
     19     define(["../../lib/codemirror"], mod);
     20   else // Plain browser env
     21     mod(CodeMirror);
     22 })(function(CodeMirror) {
     23 "use strict";
     24 
     25 CodeMirror.defineMode("vbscript", function(conf, parserConf) {
     26     var ERRORCLASS = 'error';
     27 
     28     function wordRegexp(words) {
     29         return new RegExp("^((" + words.join(")|(") + "))\\b", "i");
     30     }
     31 
     32     var singleOperators = new RegExp("^[\\+\\-\\*/&\\\\\\^<>=]");
     33     var doubleOperators = new RegExp("^((<>)|(<=)|(>=))");
     34     var singleDelimiters = new RegExp('^[\\.,]');
     35     var brakets = new RegExp('^[\\(\\)]');
     36     var identifiers = new RegExp("^[A-Za-z][_A-Za-z0-9]*");
     37 
     38     var openingKeywords = ['class','sub','select','while','if','function', 'property', 'with', 'for'];
     39     var middleKeywords = ['else','elseif','case'];
     40     var endKeywords = ['next','loop','wend'];
     41 
     42     var wordOperators = wordRegexp(['and', 'or', 'not', 'xor', 'is', 'mod', 'eqv', 'imp']);
     43     var commonkeywords = ['dim', 'redim', 'then',  'until', 'randomize',
     44                           'byval','byref','new','property', 'exit', 'in',
     45                           'const','private', 'public',
     46                           'get','set','let', 'stop', 'on error resume next', 'on error goto 0', 'option explicit', 'call', 'me'];
     47 
     48     //This list was from: http://msdn.microsoft.com/en-us/library/f8tbc79x(v=vs.84).aspx
     49     var atomWords = ['true', 'false', 'nothing', 'empty', 'null'];
     50     //This list was from: http://msdn.microsoft.com/en-us/library/3ca8tfek(v=vs.84).aspx
     51     var builtinFuncsWords = ['abs', 'array', 'asc', 'atn', 'cbool', 'cbyte', 'ccur', 'cdate', 'cdbl', 'chr', 'cint', 'clng', 'cos', 'csng', 'cstr', 'date', 'dateadd', 'datediff', 'datepart',
     52                         'dateserial', 'datevalue', 'day', 'escape', 'eval', 'execute', 'exp', 'filter', 'formatcurrency', 'formatdatetime', 'formatnumber', 'formatpercent', 'getlocale', 'getobject',
     53                         'getref', 'hex', 'hour', 'inputbox', 'instr', 'instrrev', 'int', 'fix', 'isarray', 'isdate', 'isempty', 'isnull', 'isnumeric', 'isobject', 'join', 'lbound', 'lcase', 'left',
     54                         'len', 'loadpicture', 'log', 'ltrim', 'rtrim', 'trim', 'maths', 'mid', 'minute', 'month', 'monthname', 'msgbox', 'now', 'oct', 'replace', 'rgb', 'right', 'rnd', 'round',
     55                         'scriptengine', 'scriptenginebuildversion', 'scriptenginemajorversion', 'scriptengineminorversion', 'second', 'setlocale', 'sgn', 'sin', 'space', 'split', 'sqr', 'strcomp',
     56                         'string', 'strreverse', 'tan', 'time', 'timer', 'timeserial', 'timevalue', 'typename', 'ubound', 'ucase', 'unescape', 'vartype', 'weekday', 'weekdayname', 'year'];
     57 
     58     //This list was from: http://msdn.microsoft.com/en-us/library/ydz4cfk3(v=vs.84).aspx
     59     var builtinConsts = ['vbBlack', 'vbRed', 'vbGreen', 'vbYellow', 'vbBlue', 'vbMagenta', 'vbCyan', 'vbWhite', 'vbBinaryCompare', 'vbTextCompare',
     60                          'vbSunday', 'vbMonday', 'vbTuesday', 'vbWednesday', 'vbThursday', 'vbFriday', 'vbSaturday', 'vbUseSystemDayOfWeek', 'vbFirstJan1', 'vbFirstFourDays', 'vbFirstFullWeek',
     61                          'vbGeneralDate', 'vbLongDate', 'vbShortDate', 'vbLongTime', 'vbShortTime', 'vbObjectError',
     62                          'vbOKOnly', 'vbOKCancel', 'vbAbortRetryIgnore', 'vbYesNoCancel', 'vbYesNo', 'vbRetryCancel', 'vbCritical', 'vbQuestion', 'vbExclamation', 'vbInformation', 'vbDefaultButton1', 'vbDefaultButton2',
     63                          'vbDefaultButton3', 'vbDefaultButton4', 'vbApplicationModal', 'vbSystemModal', 'vbOK', 'vbCancel', 'vbAbort', 'vbRetry', 'vbIgnore', 'vbYes', 'vbNo',
     64                          'vbCr', 'VbCrLf', 'vbFormFeed', 'vbLf', 'vbNewLine', 'vbNullChar', 'vbNullString', 'vbTab', 'vbVerticalTab', 'vbUseDefault', 'vbTrue', 'vbFalse',
     65                          'vbEmpty', 'vbNull', 'vbInteger', 'vbLong', 'vbSingle', 'vbDouble', 'vbCurrency', 'vbDate', 'vbString', 'vbObject', 'vbError', 'vbBoolean', 'vbVariant', 'vbDataObject', 'vbDecimal', 'vbByte', 'vbArray'];
     66     //This list was from: http://msdn.microsoft.com/en-us/library/hkc375ea(v=vs.84).aspx
     67     var builtinObjsWords = ['WScript', 'err', 'debug', 'RegExp'];
     68     var knownProperties = ['description', 'firstindex', 'global', 'helpcontext', 'helpfile', 'ignorecase', 'length', 'number', 'pattern', 'source', 'value', 'count'];
     69     var knownMethods = ['clear', 'execute', 'raise', 'replace', 'test', 'write', 'writeline', 'close', 'open', 'state', 'eof', 'update', 'addnew', 'end', 'createobject', 'quit'];
     70 
     71     var aspBuiltinObjsWords = ['server', 'response', 'request', 'session', 'application'];
     72     var aspKnownProperties = ['buffer', 'cachecontrol', 'charset', 'contenttype', 'expires', 'expiresabsolute', 'isclientconnected', 'pics', 'status', //response
     73                               'clientcertificate', 'cookies', 'form', 'querystring', 'servervariables', 'totalbytes', //request
     74                               'contents', 'staticobjects', //application
     75                               'codepage', 'lcid', 'sessionid', 'timeout', //session
     76                               'scripttimeout']; //server
     77     var aspKnownMethods = ['addheader', 'appendtolog', 'binarywrite', 'end', 'flush', 'redirect', //response
     78                            'binaryread', //request
     79                            'remove', 'removeall', 'lock', 'unlock', //application
     80                            'abandon', //session
     81                            'getlasterror', 'htmlencode', 'mappath', 'transfer', 'urlencode']; //server
     82 
     83     var knownWords = knownMethods.concat(knownProperties);
     84 
     85     builtinObjsWords = builtinObjsWords.concat(builtinConsts);
     86 
     87     if (conf.isASP){
     88         builtinObjsWords = builtinObjsWords.concat(aspBuiltinObjsWords);
     89         knownWords = knownWords.concat(aspKnownMethods, aspKnownProperties);
     90     };
     91 
     92     var keywords = wordRegexp(commonkeywords);
     93     var atoms = wordRegexp(atomWords);
     94     var builtinFuncs = wordRegexp(builtinFuncsWords);
     95     var builtinObjs = wordRegexp(builtinObjsWords);
     96     var known = wordRegexp(knownWords);
     97     var stringPrefixes = '"';
     98 
     99     var opening = wordRegexp(openingKeywords);
    100     var middle = wordRegexp(middleKeywords);
    101     var closing = wordRegexp(endKeywords);
    102     var doubleClosing = wordRegexp(['end']);
    103     var doOpening = wordRegexp(['do']);
    104     var noIndentWords = wordRegexp(['on error resume next', 'exit']);
    105     var comment = wordRegexp(['rem']);
    106 
    107 
    108     function indent(_stream, state) {
    109       state.currentIndent++;
    110     }
    111 
    112     function dedent(_stream, state) {
    113       state.currentIndent--;
    114     }
    115     // tokenizers
    116     function tokenBase(stream, state) {
    117         if (stream.eatSpace()) {
    118             return 'space';
    119             //return null;
    120         }
    121 
    122         var ch = stream.peek();
    123 
    124         // Handle Comments
    125         if (ch === "'") {
    126             stream.skipToEnd();
    127             return 'comment';
    128         }
    129         if (stream.match(comment)){
    130             stream.skipToEnd();
    131             return 'comment';
    132         }
    133 
    134 
    135         // Handle Number Literals
    136         if (stream.match(/^((&H)|(&O))?[0-9\.]/i, false) && !stream.match(/^((&H)|(&O))?[0-9\.]+[a-z_]/i, false)) {
    137             var floatLiteral = false;
    138             // Floats
    139             if (stream.match(/^\d*\.\d+/i)) { floatLiteral = true; }
    140             else if (stream.match(/^\d+\.\d*/)) { floatLiteral = true; }
    141             else if (stream.match(/^\.\d+/)) { floatLiteral = true; }
    142 
    143             if (floatLiteral) {
    144                 // Float literals may be "imaginary"
    145                 stream.eat(/J/i);
    146                 return 'number';
    147             }
    148             // Integers
    149             var intLiteral = false;
    150             // Hex
    151             if (stream.match(/^&H[0-9a-f]+/i)) { intLiteral = true; }
    152             // Octal
    153             else if (stream.match(/^&O[0-7]+/i)) { intLiteral = true; }
    154             // Decimal
    155             else if (stream.match(/^[1-9]\d*F?/)) {
    156                 // Decimal literals may be "imaginary"
    157                 stream.eat(/J/i);
    158                 // TODO - Can you have imaginary longs?
    159                 intLiteral = true;
    160             }
    161             // Zero by itself with no other piece of number.
    162             else if (stream.match(/^0(?![\dx])/i)) { intLiteral = true; }
    163             if (intLiteral) {
    164                 // Integer literals may be "long"
    165                 stream.eat(/L/i);
    166                 return 'number';
    167             }
    168         }
    169 
    170         // Handle Strings
    171         if (stream.match(stringPrefixes)) {
    172             state.tokenize = tokenStringFactory(stream.current());
    173             return state.tokenize(stream, state);
    174         }
    175 
    176         // Handle operators and Delimiters
    177         if (stream.match(doubleOperators)
    178             || stream.match(singleOperators)
    179             || stream.match(wordOperators)) {
    180             return 'operator';
    181         }
    182         if (stream.match(singleDelimiters)) {
    183             return null;
    184         }
    185 
    186         if (stream.match(brakets)) {
    187             return "bracket";
    188         }
    189 
    190         if (stream.match(noIndentWords)) {
    191             state.doInCurrentLine = true;
    192 
    193             return 'keyword';
    194         }
    195 
    196         if (stream.match(doOpening)) {
    197             indent(stream,state);
    198             state.doInCurrentLine = true;
    199 
    200             return 'keyword';
    201         }
    202         if (stream.match(opening)) {
    203             if (! state.doInCurrentLine)
    204               indent(stream,state);
    205             else
    206               state.doInCurrentLine = false;
    207 
    208             return 'keyword';
    209         }
    210         if (stream.match(middle)) {
    211             return 'keyword';
    212         }
    213 
    214 
    215         if (stream.match(doubleClosing)) {
    216             dedent(stream,state);
    217             dedent(stream,state);
    218 
    219             return 'keyword';
    220         }
    221         if (stream.match(closing)) {
    222             if (! state.doInCurrentLine)
    223               dedent(stream,state);
    224             else
    225               state.doInCurrentLine = false;
    226 
    227             return 'keyword';
    228         }
    229 
    230         if (stream.match(keywords)) {
    231             return 'keyword';
    232         }
    233 
    234         if (stream.match(atoms)) {
    235             return 'atom';
    236         }
    237 
    238         if (stream.match(known)) {
    239             return 'variable-2';
    240         }
    241 
    242         if (stream.match(builtinFuncs)) {
    243             return 'builtin';
    244         }
    245 
    246         if (stream.match(builtinObjs)){
    247             return 'variable-2';
    248         }
    249 
    250         if (stream.match(identifiers)) {
    251             return 'variable';
    252         }
    253 
    254         // Handle non-detected items
    255         stream.next();
    256         return ERRORCLASS;
    257     }
    258 
    259     function tokenStringFactory(delimiter) {
    260         var singleline = delimiter.length == 1;
    261         var OUTCLASS = 'string';
    262 
    263         return function(stream, state) {
    264             while (!stream.eol()) {
    265                 stream.eatWhile(/[^'"]/);
    266                 if (stream.match(delimiter)) {
    267                     state.tokenize = tokenBase;
    268                     return OUTCLASS;
    269                 } else {
    270                     stream.eat(/['"]/);
    271                 }
    272             }
    273             if (singleline) {
    274                 if (parserConf.singleLineStringErrors) {
    275                     return ERRORCLASS;
    276                 } else {
    277                     state.tokenize = tokenBase;
    278                 }
    279             }
    280             return OUTCLASS;
    281         };
    282     }
    283 
    284 
    285     function tokenLexer(stream, state) {
    286         var style = state.tokenize(stream, state);
    287         var current = stream.current();
    288 
    289         // Handle '.' connected identifiers
    290         if (current === '.') {
    291             style = state.tokenize(stream, state);
    292 
    293             current = stream.current();
    294             if (style && (style.substr(0, 8) === 'variable' || style==='builtin' || style==='keyword')){//|| knownWords.indexOf(current.substring(1)) > -1) {
    295                 if (style === 'builtin' || style === 'keyword') style='variable';
    296                 if (knownWords.indexOf(current.substr(1)) > -1) style='variable-2';
    297 
    298                 return style;
    299             } else {
    300                 return ERRORCLASS;
    301             }
    302         }
    303 
    304         return style;
    305     }
    306 
    307     var external = {
    308         electricChars:"dDpPtTfFeE ",
    309         startState: function() {
    310             return {
    311               tokenize: tokenBase,
    312               lastToken: null,
    313               currentIndent: 0,
    314               nextLineIndent: 0,
    315               doInCurrentLine: false,
    316               ignoreKeyword: false
    317 
    318 
    319           };
    320         },
    321 
    322         token: function(stream, state) {
    323             if (stream.sol()) {
    324               state.currentIndent += state.nextLineIndent;
    325               state.nextLineIndent = 0;
    326               state.doInCurrentLine = 0;
    327             }
    328             var style = tokenLexer(stream, state);
    329 
    330             state.lastToken = {style:style, content: stream.current()};
    331 
    332             if (style==='space') style=null;
    333 
    334             return style;
    335         },
    336 
    337         indent: function(state, textAfter) {
    338             var trueText = textAfter.replace(/^\s+|\s+$/g, '') ;
    339             if (trueText.match(closing) || trueText.match(doubleClosing) || trueText.match(middle)) return conf.indentUnit*(state.currentIndent-1);
    340             if(state.currentIndent < 0) return 0;
    341             return state.currentIndent * conf.indentUnit;
    342         }
    343 
    344     };
    345     return external;
    346 });
    347 
    348 CodeMirror.defineMIME("text/vbscript", "vbscript");
    349 
    350 });