JSDOC/Walker2.js
[gnome.introspection-doc-generator] / JSDOC / Walker2.js
1 //<Script type="text/javascript">
2 XObject      = imports.XObject.XObject;
3
4 Scope        = imports.Scope.Scope;
5 DocComment   = imports.DocComment.DocComment;
6 Symbol       = imports.Symbol.Symbol;
7
8
9 /**
10 * Scope stuff
11
12 * // FIXME - I need this to do next() without doccomments..
13 */
14
15 Walker2 = XObject.define(
16     function(ts) {
17         this.ts = ts;
18         this.warnings = [];
19         this.scopes = [];
20         this.indexedScopes = {};
21         this.symbols = {};
22         //this.timer = new Date() * 1;
23        
24     },
25     Object,
26     
27     {
28     /*
29         timer: 0,
30         timerPrint: function (str) {
31             var ntime = new Date() * 1;
32             var tdif =  ntime -this.timer;
33             this.timer = ntime;
34             var pref = '';
35             if (tdif > 100) { //slower ones..
36                 pref = '***';
37             }
38             print(pref+'['+tdif+']'+str);
39             
40         },
41         */
42         warn: function(s) {
43             //this.warnings.push(s);
44             print("WARNING:" + htmlescape(s) + "<BR>");
45         },
46         // defaults should not be initialized here =- otherwise they get duped on new, rather than initalized..
47         warnings : false,
48         ts : false,
49         scopes : false,
50         global : false,
51         mode : "", //"BUILDING_SYMBOL_TREE",
52         braceNesting : 0,
53         indexedScopes : false,
54         munge: true,
55         symbols: false, /// object store of sumbols..
56
57
58
59
60         buildSymbolTree : function()
61         {
62             //print("<PRE>");
63             
64             this.ts.rewind();
65             this.braceNesting = 0;
66             this.scopes = [];
67             this.aliases = {};
68              
69             this.globalScope = new Scope(-1, false, -1, '$global$');
70             indexedScopes = { 0 : this.globalScope };
71             
72             this.mode = 'BUILDING_SYMBOL_TREE';
73             this.parseScope(this.globalScope);
74             
75         },
76         
77
78
79         log : function(str)
80         {
81               //print("<B>LOG:</B>" + htmlescape(str) + "<BR/>\n");
82         },
83         logR : function(str)
84         {
85                 //print("<B>LOG:</B>" + str + "<BR/>");
86         },
87
88        
89         currentDoc: false,
90
91
92         parseScope : function(scope, ealiases) // parse a token stream..
93         {
94             //this.timerPrint("parseScope EnterScope"); 
95             
96             var aliases = {};
97             var fixAlias = function(str, nomore)
98             {
99                 var ar = str.split('.');
100                 var m = ar.shift();
101                 
102                 //print(str +"?=" +aliases.toSource());
103                 if (aliases[m] == undefined) {
104                     return str;
105                 }
106                 var ret = aliases[m] + (ar.length? '.' : '' )+ ar.join('.');
107                 if (nomore !== true) {
108                     ret = fixAlias(ret, true);
109                 }
110                 
111                 
112                 
113                 return ret;
114             };
115
116             
117             
118             if (ealiases != undefined) {
119                 // copy it down..
120                 for(var i in ealiases) {
121                     aliases[i] = ealiases[i];
122                 }
123                 
124                 
125             } else {
126                 ealiases = {};
127             }
128             //print("STARTING SCOPE WITH: " + ealiases.toSource());
129             var symbol;
130             var token;
131             
132             var identifier;
133
134             var expressionBraceNesting = this.braceNesting;
135             var bracketNesting = 0;
136             var parensNesting = 0;
137            
138             
139             var l1 = '', l2 = '';
140             var scopeName ='';
141             
142             
143             var locBraceNest = 0;
144             // determines if we are in object literals...
145             
146             var isObjectLitAr = [ false ];
147             //print("SCOPE: ------------------START ----------------");
148             this.scopesIn(scope);
149             var scopeLen = this.scopes.length;
150             
151             if (this.ts.cursor < 1) {
152               // this.ts.cursor--; // hopeflly this kludge will work
153             }
154             
155             
156             //print(JSON.stringify(this.ts, null, 4)); Seed.quit();
157             
158             while (null != (token = this.ts.next())) {
159                 //print("TOK"+ token.toString());
160                 //  this.timerPrint("parseScope AFTER lookT: " + token.toString()); 
161                   
162                 if (token.is('COMM')) {
163                       
164                  
165                     if (token.name != 'JSDOC') {
166                         //print("Walker2 : spce is not JSDOC");
167                         continue; //skip.
168                     }
169                     if (this.currentDoc) {
170                         // add it to the current scope????
171                         
172                         this.addSymbol('', true);
173
174                         //throw "Unconsumed Doc (TOKwhitespace): " + this.currentDoc.toSource();
175                     }
176                     
177                     
178                     var newDoc = new DocComment(token.data);
179                     
180                     // it's a scope changer..
181                     if (newDoc.getTag("scope").length) {
182                         //print("Walker2 : doctag changes scope");
183                         //throw "done";
184                         scope.ident = '$private$|' + newDoc.getTag("scope")[0].desc;
185                         continue;
186                     }
187                     
188                     // it's a scope changer..
189                     if (newDoc.getTag("scopeAlias").length) {
190                         //print(newDoc.getTag("scopeAlias").toSource());
191                         // @scopeAlias a=b
192                         //print("Walker2 : doctag changes scope (alias)");
193                         var sal = newDoc.getTag("scopeAlias")[0].desc.split("=");
194                         aliases[sal[0]] = sal[1];
195                         
196                         continue;
197                     }
198                     
199                     
200                     /// got a  doc comment..
201                     //token.data might be this.??? (not sure though)
202                     //print("Walker2 : setting currentDoc");
203                     this.currentDoc = newDoc;
204                     continue;
205                 }
206                 
207                 // catch the various issues .. - scoe changes or doc actions..
208                 
209               
210                 
211                 // things that stop comments carrying on...??
212                 
213                 if (this.currentDoc && (
214                         token.data == ';' || 
215                         token.data == '}')) {
216                     this.addSymbol('', true);
217                     //throw "Unconsumed Doc ("+ token.toString() +"): " + this.currentDoc.toSource();
218                 }
219                     
220                 
221                 // the rest are scoping issues...
222                 
223                 // var a = b;
224                 
225                  if (token.name == 'VAR' &&
226                  
227                         this.ts.lookTok(1).type == 'NAME' &&
228                         this.ts.lookTok(2).data == '-' &&
229                         this.ts.lookTok(3).type == 'NAME'  &&
230                         this.ts.lookTok(4).data == ';'  
231                         
232                  
233                  ) {
234                     //print("SET ALIAS:" + this.ts.lookTok(1).data +'=' + this.ts.lookTok(3).data);
235                      
236                     aliases[this.ts.lookTok(1).data] = this.ts.lookTok(3).data;
237                     
238                 
239                 }
240                 
241                 
242               
243                 // extends scoping  *** not sure if the can be x = Roo.apply(....)
244                 // xxx.extends(a,b, {
245                     // $this$=b|b.prototype
246                 // xxx.apply(a, {
247                     // a  << scope
248                 // xxx.applyIf(a, {
249                     // a  << scope
250                 if (token.type == 'NAME') {
251                     
252                     print("TOK(ident)"+ token.toString());
253                     
254                     
255                        
256                     
257                     
258                     if (/\.extend$/.test(token.data) &&
259                         this.ts.lookTok(1).data == '(' &&
260                         this.ts.lookTok(2).type == 'NAME' &&
261                         this.ts.lookTok(3).data == ',' &&
262                         this.ts.lookTok(4).type == 'NAME' &&
263                         this.ts.lookTok(5).data == ',' &&
264                         this.ts.lookTok(6).data == '{' 
265                            
266                         ) {
267                         // ignore test for ( a and ,
268                         this.ts.nextTok(); /// (
269                         token = this.ts.nextTok(); // a
270                         scopeName = token.data;
271                         
272                         if (this.currentDoc) {
273                             this.addSymbol(scopeName,false,'OBJECT');
274
275                         }
276                         this.ts.nextTok(); // ,
277                         this.ts.nextTok(); // b
278                         
279                         
280                         this.ts.nextTok(); // ,
281                         token = this.ts.nextTok(); // {
282                             
283                         scopeName = fixAlias(scopeName);
284                         
285                         var fnScope = new Scope(this.braceNesting, scope, token.n, 
286                             '$this$=' + scopeName  + '|'+scopeName+'.prototype');
287                         this.indexedScopes[this.ts.cursor] = fnScope;
288                         scope = fnScope;
289                         this.scopesIn(fnScope);
290                        
291                         locBraceNest++;
292                         //print(">>" +locBraceNest);
293                         continue; // no more processing..
294                         
295                     }
296                     
297                     // a = Roo.extend(parentname, {
298                         
299                      if (/\.extend$/.test(token.data) &&
300                         this.ts.lookTok(-2).type == 'NAME'  &&
301                         this.ts.lookTok(-1).data == '=' &&
302                         this.ts.lookTok(1).data == '(' &&
303                         this.ts.lookTok(2).type == 'NAME' &&
304                         this.ts.lookTok(3).data == ',' &&
305                         this.ts.lookTok(4).data == '{' 
306                         ) {
307                         // ignore test for ( a and ,
308                         token = this.ts.lookTok(-2);
309                         scopeName = token.data;
310                         if (this.currentDoc) {
311                             this.addSymbol(scopeName,false,'OBJECT');
312
313                         }
314                         this.ts.nextTok(); /// (
315                         this.ts.nextTok(); // parent
316                         
317                         this.ts.nextTok(); // ,
318                         token =  this.ts.nextTok(); // {
319                              
320                         
321                         scopeName = fixAlias(scopeName);
322                         var fnScope = new Scope(this.braceNesting, scope, token.n, 
323                             '$this$=' + scopeName  + '|'+scopeName+'.prototype');
324                         this.indexedScopes[this.ts.cursor] = fnScope;
325                         scope = fnScope;
326                         this.scopesIn(fnScope);
327                        
328                         locBraceNest++;
329                         //print(">>" +locBraceNest);
330                         continue; // no more processing..
331                         
332                     }
333                     
334                     
335                      // apply ( XXXX,  {
336                     /*
337                     print(JSON.stringify([
338                         token.data,
339                         this.ts.lookTok(1).data ,
340                         this.ts.lookTok(2).type ,
341                         this.ts.lookTok(3).data ,
342                         this.ts.lookTok(4).data 
343                     ], null, 4));
344                     */
345                     
346                     if (/\.(applyIf|apply)$/.test(token.data) && 
347                         this.ts.lookTok(1).data == '('  &&
348                         this.ts.lookTok(2).type == 'NAME' &&
349                         this.ts.lookTok(3).data == ','  &&
350                         this.ts.lookTok(4).data == '{' 
351                         
352                         ) {
353                         this.ts.nextTok(); /// (
354                          
355                         //print("GOT : applyIF!"); 
356                          
357                         token = this.ts.nextTok(); // b
358                         scopeName = token.data;
359                         
360                                       
361                         if (this.currentDoc) {
362                             this.addSymbol(scopeName,false,'OBJECT');
363                         }
364                      
365
366                         
367                         this.ts.nextTok(); /// ,
368                         this.ts.nextTok(); // {
369                         scopeName = fixAlias(scopeName);
370                         var fnScope = new Scope(this.braceNesting, scope, token.n, scopeName);
371                         this.indexedScopes[this.ts.cursor] = fnScope;
372                         scope = fnScope;
373                         this.scopesIn(fnScope);
374                          
375                         locBraceNest++;
376                         //print(">>" +locBraceNest);
377                         continue; // no more processing..
378                     }
379                     
380                     
381                     // xxx = new yyy ( {
382                         
383                     // change scope to xxxx
384                     /*
385                     print(JSON.stringify([
386                         this.ts.lookTok(1).data ,
387                         this.ts.lookTok(2).name ,
388                         this.ts.lookTok(3).type ,
389                         this.ts.lookTok(4).data ,
390                         this.ts.lookTok(5).data 
391                     ], null, 4));
392                     */
393                     if ( this.ts.lookTok(1).data == '=' &&
394                         this.ts.lookTok(2).name == 'NEW' &&
395                         this.ts.lookTok(3).type == 'NAME' &&
396                         this.ts.lookTok(4).data == '(' &&
397                         this.ts.lookTok(5).data == '{' 
398                         ) {
399                         scopeName = token.data;
400                         if (this.currentDoc) {
401                             this.addSymbol(scopeName,false,'OBJECT');
402                             
403                         }
404                         
405                         this.ts.nextTok(); /// =
406                         this.ts.nextTok(); /// new
407                         this.ts.nextTok(); /// yyy
408                         this.ts.nextTok(); /// (
409                         this.ts.nextTok(); /// {
410                             
411                         scopeName = fixAlias(scopeName);
412                         var fnScope = new Scope(this.braceNesting, scope, token.n, scopeName);
413                         this.indexedScopes[this.ts.cursor] = fnScope;
414                         scope = fnScope;
415                         this.scopesIn(fnScope);
416                          
417                         locBraceNest++;
418                         //print(">>" +locBraceNest);
419                         
420                         continue; // no more processing..
421                     }
422                     
423
424                      
425                     
426                     
427                     
428                     
429                     // eval can be prefixed with a hint hider for the compresser..
430                     if ((token.data == 'eval') || /\.eval$/.test(token.data)) {
431                         this.currentDoc = false;
432                         continue;
433                     }
434                     
435                     if (this.currentDoc) {
436                         //print(token.toString());
437                         
438                         // ident : function ()
439                         // ident = function ()
440                         var atype = 'OBJECT';
441                         
442                         if (((this.ts.lookTok(1).data == ':' )|| (this.ts.lookTok(1).data == '=')) &&
443                             (this.ts.lookTok(2).name == "FUNCTION")
444                             ) {
445                                 atype = 'FUNCTION';
446                         }
447                         
448                         //print("ADD SYM:" + atype + ":" + token.toString() + this.ts.lookTok(1).toString() + this.ts.lookTok(2).toString());
449                         
450                         this.addSymbol(
451                             this.ts.lookTok(-1).data == '.' ? token.data :    fixAlias(token.data),
452                             false,
453                             atype);
454                         
455                     }
456                  
457                     
458                     continue; // dont care about other idents..
459                     
460                 }
461                 
462                 //print ("NOT NAME");
463                 
464                 
465                 if (token.type == "STRN")   {
466                     if (this.currentDoc) {
467                         this.addSymbol(token.data.substring(1,token.data.length-1),false,'OBJECT');
468
469                     }
470                 }
471             
472                 // really we only have to deal with object constructs and function calls that change the scope...
473                 
474                 
475                  if (token.name == 'FUNCTION') {
476                     //print("GOT FUNCTION");
477                     // see if we have an unconsumed doc...
478                     
479                     if (this.currentDoc) {
480                             throw {
481                                 name: "ArgumentError", 
482                                 message: "Unhandled doc (TOKfunction)" + token.toString()
483                             };
484                             
485                             //this.addSymbol(this.currentDoc.getTag('class')[0].name, true);
486
487                             //throw "Unconsumed Doc: (TOKrbrace)" + this.currentDoc.toSource();
488                     }
489                     
490                      
491                      
492                      
493                      
494                     /// foo = function() {} << really it set's the 'this' scope to foo.prototype
495                     //$this$=foo.prototype|$private$|foo.prototype
496         
497                     if (
498                             (this.ts.lookTok(-1).data == '=') && 
499                             (this.ts.lookTok(-2).type == 'NAME')
500                         ) {
501                         scopeName = this.ts.lookTok(-2).data;
502                         this.ts.balance('(');
503                         token = this.ts.nextTok(); // should be {
504                         //print("FOO=FUNCITON() {}" + this.ts.context() + "\n" + token.toString());
505                         
506                         
507                         scopeName = fixAlias(scopeName);
508                         var fnScope = new Scope(this.braceNesting, scope, token.n, 
509                             '$this$='+scopeName+'.prototype|$private$|'+scopeName+'.prototype');
510                             
511                         this.indexedScopes[this.ts.cursor] = fnScope;
512                         //scope = fnScope;
513                         //this.scopesIn(fnScope);
514                         this.parseScope(fnScope, aliases);
515                         
516                         
517                        
518                         locBraceNest++;
519                         //print(">>" +locBraceNest);
520                         continue; // no more processing..    
521                           
522                         
523                     }
524                         
525                 
526                 // foo = new function() {}
527                         // is this actually used much!?!?!
528                         //$private$
529                         
530                     if (
531                             (this.ts.lookTok(-1).name == 'NEW') && 
532                             (this.ts.lookTok(-2).data == '=') &&
533                             (this.ts.lookTok(-3).type = 'FUNCTION')
534                         ) {
535                         //scopeName = this.ts.look(-3).data;
536                         this.ts.balanceN(Script.TOKlparen);
537                         token = this.ts.nextTok(); // should be {
538                             scopeName = fixAlias(scopeName);
539                         var fnScope = new Scope(this.braceNesting, scope, token.n, '$private$');
540                         this.indexedScopes[this.ts.cursor] = fnScope;
541                         //scope = fnScope;
542                         //this.scopesIn(fnScope);
543                         this.parseScope(fnScope, aliases);
544                         
545                         locBraceNest++;
546                         //print(">>" +locBraceNest);
547                         continue; // no more processing..    
548                           
549                         
550                     }    
551                    
552                     
553     ///==== check/set isObjectLitAr ??                
554                     
555                     
556                  // foo: function() {}
557                         // no change to scoping..
558                         
559                     //print("checking for : function() {"); 
560                     //print( [this.ts.lookTok(-3).type , this.ts.lookTok(-2).type , this.ts.lookTok(-1).type ].join(":"));
561                     if (
562                             (this.ts.lookTok(-1).data == ':') && 
563                             (this.ts.lookTok(-2).type == 'NAME') &&
564                             (this.ts.lookTok(-3).data == '(' || this.ts.lookTok(-3).data== ',') 
565                         ) {
566                         //print("got for : function() {"); 
567                             
568                         //scopeName = this.ts.look(-3).data;
569                         this.ts.balance('(');
570                         //print(token.toString())
571                         token = this.ts.nextTok(); // should be {
572                         //print(token.toString())
573                         scopeName = fixAlias(scopeName);
574                         var fnScope = new Scope(this.braceNesting, scope, token.n, '');
575                         this.indexedScopes[this.ts.cursor] = fnScope;
576                         //scope = fnScope;
577                         //this.scopesIn(fnScope);
578                          this.parseScope(fnScope, aliases);
579                         locBraceNest++;
580                         //print(">>" +locBraceNest);
581                         continue; // no more processing..    
582                           
583                     } 
584                /// function foo() {} << really it set's the 'this' scope to foo.prototype
585                         //$this$=foo|$private$
586                         //$this$=foo
587                         
588                     if (
589                             (this.ts.lookTok(1).type == 'NAME') 
590                         ) {
591                         //scopeName = this.ts.look(-3).data;
592                         this.ts.balance('(');
593                         token = this.ts.nextTok(); // should be {
594                             
595                         var fnScope = new Scope(this.braceNesting, scope, token.n, '');
596                         this.indexedScopes[this.ts.cursor] = fnScope;
597                         //scope = fnScope;
598                         //this.scopesIn(fnScope);
599                         this.parseScope(fnScope, aliases);
600                         locBraceNest++;
601                         //print(">>" +locBraceNest);
602                         continue; // no more processing..    
603                           
604                     }
605                     
606                      
607                 // foo = new (function() { }
608                 // (function() { }
609                 // RETURN function(...) {
610                     
611                     if (
612                            // (this.ts.lookTok(-1).tokN == Script.TOKlparen) && 
613                             (this.ts.lookTok(1).name != 'NAME')   
614                             
615                         //    (this.ts.lookTok(-2).tokN == Script.TOKnew) &&
616                          //   (this.ts.lookTok(-3).tokN == Script.TOKassign) &&
617                          //   (this.ts.lookTok(-4).tokN == Script.TOKidentifier)
618                         ) {
619                         //scopeName = this.ts.look(-3).data;
620                         this.ts.balance('(');
621                         token = this.ts.nextTok(); // should be {
622                         var fnScope = new Scope(this.braceNesting, scope, token.n, '$private$');
623                         this.indexedScopes[this.ts.cursor] = fnScope;
624                         //scope = ;
625                         //this.scopesIn(fnScope);
626                          this.parseScope(fnScope, aliases);
627                         locBraceNest++;
628                         //print(">>" +locBraceNest);
629                         continue; // no more processing..    
630                           
631                         
632                     }
633                     
634                     
635                     throw {
636                         name: "ArgumentError", 
637                         message: "dont know how to handle function syntax??\n" +
638                                 token.toString()
639                     };
640             
641                     
642                     continue;
643                     
644                     
645                     
646                     
647                 } // end checking for TOKfunction
648                     
649                 if (token.data == '{') {
650                     
651                      // foo = { // !var!!!
652                         //$this$=foo|Foo
653                
654                 
655                     if (
656                             (this.ts.lookTok(-1).data == '=') &&
657                             (this.ts.lookTok(-2).type == 'NAME') &&
658                             (this.ts.lookTok(-3).nane != 'VAR')  
659                         ) {
660                             
661                             scopeName = this.ts.look(-2).data;
662                             scopeName = fixAlias(scopeName);
663                             var fnScope = new Scope(this.braceNesting, scope, token.n, 
664                                 '$this$='+scopeName + '|'+scopeName
665                             );
666                             this.indexedScopes[this.ts.cursor] = fnScope;
667                             scope = fnScope;
668                             this.scopesIn(fnScope);
669                             
670                               
671                             locBraceNest++;
672                             //print(">>" +locBraceNest);
673                             continue; // no more processing..   
674                     }
675                     // foo : {
676                     // ?? add |foo| ????
677                       
678                     //print("GOT LBRACE : check for :");
679                     if (
680                             (this.ts.lookTok(-1).data == ':') &&
681                             (this.ts.lookTok(-2).type == 'NAME') &&
682                             (this.ts.lookTok(-3).name != 'VAR') 
683                         ) {
684                             
685                             scopeName = this.ts.lookTok(-2).data;
686                             scopeName = fixAlias(scopeName);
687                             var fnScope = new Scope(this.braceNesting, scope, token.n, scopeName);
688                             this.indexedScopes[this.ts.cursor] = fnScope;
689                             scope = fnScope;
690                             this.scopesIn(fnScope);
691                             
692                             locBraceNest++;
693                             //print(">>" +locBraceNest);
694                             continue; // no more processing..   
695                     }
696                     var fnScope = new Scope(this.braceNesting, scope, token.n, '');
697                     this.indexedScopes[this.ts.cursor] = fnScope;
698                     scope = fnScope;
699                     this.scopesIn(fnScope);
700                    
701                     locBraceNest++;
702                     //print(">>" +locBraceNest);
703                     continue;
704                     
705                 }
706                 if (token.data == '{') {
707                     
708                      
709                         if (this.currentDoc) {
710                             this.addSymbol('', true);
711
712                             //throw "Unconsumed Doc: (TOKrbrace)" + this.currentDoc.toSource();
713                         }
714                         
715                        
716                         locBraceNest--;
717                         
718                             //assert braceNesting >= scope.getBraceNesting();
719                         var closescope = this.scopeOut();   
720                         scope = this.scopes[this.scopes.length-1];
721                         //print("<<:" +  locBraceNest)
722                         //print("<<<<<< " + locBraceNest );
723                         if (locBraceNest < 0) {
724                            // print("POPED OF END OF SCOPE!");
725                             ///this.scopeOut();   
726                             //var ls = this.scopeOut();
727                             //ls.getUsedSymbols();
728                             return;
729                         }
730                         continue;
731                 }
732               
733                 
734             }
735             
736             
737         },
738      
739          
740         addSymbol: function(lastIdent, appendIt, atype )
741         {
742             //print("Walker.addSymbol : " + lastIdent);
743             
744             /*if (!this.currentDoc.tags.length) {
745                 
746               
747                 //print(this.currentDoc.toSource());
748                 //  this.currentDoc = false;
749                 
750                 print("SKIP ADD SYM: no tags");
751                 print(this.currentDoc.src);
752                 return;
753             }
754             */
755             if (this.currentDoc.getTag('private').length) {
756                 
757               
758                 //print(this.currentDoc.toSource());
759                  this.currentDoc = false;
760                 //print("SKIP ADD SYM:  it's private");
761                 return;
762             }
763             
764             var token = this.ts.lookTok(0);
765             if (typeof(appendIt) == 'undefined') {
766                 appendIt= false;
767             }
768           //  print(this.currentDoc.toSource(););
769             if (this.currentDoc.getTag('event').length) {
770                 //?? why does it end up in desc - and not name/...
771                 //print(this.currentDoc.getTag('event')[0]);
772                 lastIdent = '*' + this.currentDoc.getTag('event')[0].desc;
773                 //lastIdent = '*' + lastIdent ;
774             }
775             if (!lastIdent.length && this.currentDoc.getTag('property').length) {
776                 lastIdent = this.currentDoc.getTag('property')[0].name;
777                 //lastIdent = '*' + lastIdent ;
778             }
779             
780             var _s = lastIdent;
781             if (!/\./.test(_s)) {
782                     
783                 //print("WALKER ADDsymbol: " + lastIdent);
784                 
785                 var s = [];
786                 for (var i = 0; i < this.scopes.length;i++) {
787                     s.push(this.scopes[i].ident);
788                 }
789                 s.push(lastIdent);
790                 
791                 var s = s.join('|').split('|');
792                //print("Walker:ADDSymbol: " + s.join('|') );
793                 var _t = '';
794                  _s = '';
795                 
796                 /// fixme - needs
797                 for (var i = 0; i < s.length;i++) {
798                     
799                     if (!s[i].length) {
800                         continue;
801                     }
802                     if ((s[i] == '$private$') || (s[i] == '$global$')) {
803                         _s = '';
804                         continue;
805                     }
806                     if (s[i].substring(0,6) == '$this$') {
807                         var ts = s[i].split('=');
808                         _t = ts[1];
809                         continue;
810                     }
811                     // when to use $this$ (probabl for events)
812                     _s += _s.length ? '.' : '';
813                     _s += s[i];
814                 }
815                     
816                 
817                 /// calc scope!!
818                 //print("ADDING SYMBOL: "+ s.join('|') +"\n"+ _s + "\n" +Script.prettyDump(this.currentDoc.toSource()));
819                 //print("Walker.addsymbol - add : " + _s);
820                 if (appendIt && !lastIdent.length) {
821                     
822                     // append, and no symbol???
823                     
824                     // see if it's a @class
825                     if (this.currentDoc.getTag('class').length) {
826                         _s = this.currentDoc.getTag('class')[0].desc;
827                         var symbol = new Symbol(_s, [], "CONSTRUCTOR", this.currentDoc);
828                         Parser       = imports.Parser.Parser;
829                         Parser.addSymbol(symbol);
830                         this.symbols[_s] = symbol;
831                         return;
832                     }
833                     
834                    // if (this.currentDoc.getTag('property').length) {
835                      //   print(Script.pretStringtyDump(this.currentDoc.toSource));
836                     //    throw "Add Prop?";
837                     //}
838                     
839                     _s = _s.replace(/\.prototype.*$/, '');
840                     if (typeof(this.symbols[_s]) == 'undefined') {
841                         //print("Symbol:" + _s);
842                     //print(this.currentDoc.src);
843                         
844                         throw {
845                             name: "ArgumentError", 
846                             message: "Trying to append symbol '" + _s + "', but no doc available\n" +
847                                 token.toString()
848                         };
849
850                      
851                     }
852                         
853                     for (var i =0; i < this.currentDoc.tags.length;i++) {
854                         this.symbols[_s].addDocTag(this.currentDoc.tags[i]);
855                     }
856                     this.currentDoc = false;
857                     return;
858                 }
859             }    
860             //print("Walker.addsymbol - chkdup: " + _s);
861             if (typeof(this.symbols[_s]) != 'undefined') {
862                 
863                 if (this.symbols[_s].comment.hasTags) {
864                     // then existing comment doesnt has tags 
865                     //throw {
866                     //    name: "ArgumentError", 
867                      //   message:"DUPLICATE Symbol " + _s + "\n" + token.toString()
868                     //};
869                     return;
870                 }
871                 // otherwise existing comment has tags - overwrite..
872                 
873                 
874             }
875             //print("Walker.addsymbol - ATYPE: " + _s);
876
877             if (typeof(atype) == "undefined") {
878                 atype = 'OBJECT'; //this.currentDoc.getTag('class').length ? 'OBJECT' : 'FUNCTION';;
879                }
880             
881             //print("Walker.addsymbol - add : ");
882             var symbol = new Symbol(_s, [], atype, this.currentDoc);
883             Parser       = imports.Parser.Parser;
884             Parser.addSymbol(symbol);
885             this.symbols[_s] = symbol;
886             
887              this.currentDoc = false;
888             
889         },
890         
891         
892         
893         
894         scopesIn : function(s)
895         {
896             this.scopes.push(s);
897             //print(">>>" + this.ts.context()  + "\n>>>"+this.scopes.length+":" +this.scopeListToStr());
898             
899         },
900         scopeOut : function()
901         {
902             
903            // print("<<<" + this.ts.context()  + "\n<<<"+this.scopes.length+":" +this.scopeListToStr());
904             return this.scopes.pop();
905             
906         },
907         
908         scopeListToStr : function()
909         {
910             var s = [];
911             for (var i = 0; i < this.scopes.length;i++) {
912                 s.push(this.scopes[i].ident);
913             }
914             return  s.join('\n\t');
915             
916         }
917         
918     
919     
920      
921 });