JSDOC/ScopeParser.js
[gnome.introspection-doc-generator] / JSDOC / ScopeParser.js
index 04210e0..1db73dd 100644 (file)
@@ -141,7 +141,7 @@ ScopeParser.prototype = {
         this.braceNesting = 0;
         this.scopes = [];
         
-        
+        //print(JSON.stringify(this.ts.tokens, null,4));
         
         
         this.globalScope = new  Scope(-1, false, -1, '');
@@ -223,13 +223,18 @@ ScopeParser.prototype = {
         
         var isObjectLitAr = [ false ];
         var isInObjectLitAr;
-        this.scopes.push(scope);
+        thisScope = scope;
+        if (thisScope && thisScope.gid != this.scopes[this.scopes.length-1]) {
+            this.scopes.push(scope);
+        } else {
+            thisScope = this.scopes[this.scopes.length-1]
+        }
        
         //var scopeIndent = ''; 
         //this.scopes.forEach(function() {
         //    scopeIndent += '   '; 
         //});
-        print(">> ENTER SCOPE");
+        //print(">> ENTER SCOPE");
         
         
         
@@ -238,7 +243,7 @@ ScopeParser.prototype = {
         while (token) {
           //  this.timerPrint("parseScope AFTER lookT: " + token.toString()); 
             //this.dumpToken(token , this.scopes, this.braceNesting);
-            print('SCOPE:' + token.toString());
+            //print('SCOPE:' + token.toString());
             //this.log(token.data);
             if (token.type == 'NAME') {
             //    print('*' + token.data);
@@ -246,14 +251,14 @@ ScopeParser.prototype = {
             switch(token.type + '.' + token.name) {
                 case "KEYW.VAR":
                 case "KEYW.CONST": // not really relivant as it's only mozzy that does this.
-                    print('SCOPE-VAR:' + token.toString());
+                    //print('SCOPE-VAR:' + token.toString());
                     var vstart = this.ts.cursor +1;
                     
                     //this.log("parseScope GOT VAR/CONST : " + token.toString()); 
                     while (true) {
                         token = this.ts.nextTok();
                         //!this.debug|| print( token.toString());
-                        print('SCOPE-VAR:' + token.toString());
+                        print('SCOPE-VAR-VAL:' + JSON.stringify(token, null, 4));
                         if (!token) { // can return false at EOF!
                             break;
                         }
@@ -272,10 +277,10 @@ ScopeParser.prototype = {
                         
 
                         if (this.mode == "BUILDING_SYMBOL_TREE") {
-                            identifier = scope.getIdentifier(token.data) ;
+                            identifier = thisScope.getIdentifier(token.data,token) ;
                             
                             if (identifier == false) {
-                                scope.declareIdentifier(token.data, token);
+                                thisScope.declareIdentifier(token.data, token);
                             } else {
                                 token.identifier = identifier;
                                 this.warn("(SCOPE) The variable " + token.data  + ' (line:' + token.line + ")  has already been declared in the same scope...");
@@ -295,7 +300,21 @@ ScopeParser.prototype = {
                         } else {
                             //var bn = this.braceNesting;
                             var bn = this.braceNesting;
-                            this.parseExpression();
+                            var nts = [];
+                            while (true) {
+                                if (!token || token.type == 'VOID' || token.data == ',') {
+                                    break;
+                                }
+                                nts.push(token);
+                                token = this.ts.nextTok();
+                            }
+                            if (nts.length) {
+                                var TS = this.ts;
+                                this.ts = new TokenStream(nts);
+                                this.parseExpression();
+                                this.ts = TS;
+                            }
+                               
                             this.braceNesting = bn;
                             //this.braceNesting = bn;
                             //this.logR("parseScope DONE  : <B>ParseExpression</B> - tok is:" + this.ts.lookT(0).toString()); 
@@ -313,8 +332,8 @@ ScopeParser.prototype = {
                     
                     break;
                 case "KEYW.FUNCTION":
-                    if (this.mode == 'BUILDING_SYMBOL_TREE') 
-                        print('SCOPE-FUNC:' + JSON.stringify(token,null,4));
+                    //if (this.mode == 'BUILDING_SYMBOL_TREE') 
+                    //    print('SCOPE-FUNC:' + JSON.stringify(token,null,4));
                     //println("<i>"+token.data+"</i>");
                      var bn = this.braceNesting;
                     this.parseFunctionDeclaration();
@@ -323,17 +342,20 @@ ScopeParser.prototype = {
 
                 case "PUNC.LEFT_CURLY": // {
                 case "PUNC.LEFT_PAREN": // (    
-                    print('SCOPE-CURLY/PAREN:' + token.toString());
+                case "PUNC.LEFT_BRACE": // [
+                    //print('SCOPE-CURLY/PAREN:' + token.toString());
                     //println("<i>"+token.data+"</i>");
                     var curTS = this.ts;
                     if (token.props) {
                         
                         for (var prop in token.props) {
                             
-                            // print('SCOPE-PROPS:' + JSON.stringify(token.props[prop],null,4));
+                            
+                          //  print('SCOPE-PROPS:' + JSON.stringify(token.props[prop],null,4));
                             if (token.props[prop].val[0].data == 'function') {
                                 // parse a function..
                                 this.ts = new TokenStream(token.props[prop].val);
+                                this.ts.nextTok();
                                 this.parseFunctionDeclaration();
                                 
                                 continue;
@@ -341,7 +363,7 @@ ScopeParser.prototype = {
                             // key value..
                             
                             this.ts = new TokenStream(token.props[prop].val);
-                            this.parseScope(scope);
+                            this.parseExpression();
                             
                         }
                         this.ts = curTS;
@@ -355,7 +377,7 @@ ScopeParser.prototype = {
                     var _this = this;
                     token.items.forEach(function(expr) {
                           _this.ts = new TokenStream(expr);
-                          _this.parseExpression(scope)
+                          _this.parseExpression()
                     });
                     this.ts = curTS;
                     //print("NOT PROPS"); Seed.quit();
@@ -367,7 +389,7 @@ ScopeParser.prototype = {
                     break;
 
                 case "PUNC.RIGHT_CURLY": // }
-                    print("<< EXIT SCOPE");
+                    //print("<< EXIT SCOPE");
                     return;
                 /*
                     //println("<i>"+token.data+"</i>");
@@ -390,7 +412,7 @@ ScopeParser.prototype = {
                     break;
 */
                 case "KEYW.WITH":
-                    print('SCOPE-WITH:' + token.toString());
+                    //print('SCOPE-WITH:' + token.toString());
                     //println("<i>"+token.data+"</i>");   
                     if (this.mode == "BUILDING_SYMBOL_TREE") {
                         // Inside a 'with' block, it is impossible to figure out
@@ -398,7 +420,7 @@ ScopeParser.prototype = {
                         // object member. As a consequence, the only thing we can
                         // do is turn the obfuscation off for the highest scope
                         // containing the 'with' block.
-                        this.protectScopeFromObfuscation(scope);
+                        this.protectScopeFromObfuscation(thisScope);
                         this.warn("Using 'with' is not recommended." + (this.munge ? " Moreover, using 'with' reduces the level of compression!" : ""), true);
                     }
                     break;
@@ -419,7 +441,7 @@ ScopeParser.prototype = {
                 
                 case "STRN.DOUBLE_QUOTE": // used for object lit detection..
                 case "STRN.SINGLE_QUOTE":
-                    print('SCOPE-STRING:' + token.toString());
+                  //  print('SCOPE-STRING:' + token.toString());
                     //println("<i>"+token.data+"</i>");
 
                     if (this.ts.lookTok(-1).data == '{' && this.ts.lookTok(1).data == ':') {
@@ -449,27 +471,12 @@ ScopeParser.prototype = {
                     break;
                 
                 case "NAME.NAME":
-                    print('SCOPE-NAME:' + token.toString());
+                    //print('SCOPE-NAME:' + token.toString());
                     //print("DEAL WITH NAME:");
                     // got identifier..
                     
                     // look for  { ** : <- indicates obj literal.. ** this could occur with numbers ..
-                    if ((this.ts.lookTok(-1).data == "{") && (this.ts.lookTok(1).data == ":")) {
-                        isObjectLitAr.pop();
-                        isObjectLitAr.push(true);
-                        //print(">>>>>> OBJLIT REPUSH(true)");
-                        //println("<i>"+token.data+"</i>");
-                        break;
-                    }
-                   // print("DEAL WITH obj lit:");
-                    isInObjectLitAr = isObjectLitAr[isObjectLitAr.length-1];
-                    
-                    if (isInObjectLitAr && (this.ts.lookTok(1).data == ":") && (this.ts.lookTok(-1).data == ",")) {
-                        // skip, it's an object lit key..
-                        //println("<i>"+token.data+"</i>");
-                        break;
-                    }
-                    
+                     
                     
                     // skip anyting with "." before it..!!
                      
@@ -481,6 +488,9 @@ ScopeParser.prototype = {
                     //print("SYMBOL: " + token.toString());
                     
                     symbol = token.data;
+                    if (symbol == 'this') {
+                        break;
+                    }
                     if (this.mode == 'PASS2_SYMBOL_TREE') {
                         
                         //println("GOT IDENT: -2 : " + this.ts.lookT(-2).toString() + " <BR> ..... -1 :  " +  this.ts.lookT(-1).toString() + " <BR> "); 
@@ -490,7 +500,7 @@ ScopeParser.prototype = {
                         //println("GOT IDENT: <B>" + symbol + "</B><BR/>");
                              
                             //println("GOT IDENT (2): <B>" + symbol + "</B><BR/>");
-                        identifier = this.getIdentifier(symbol, scope);
+                        identifier = this.getIdentifier(symbol, thisScope, token);
                         
                         if (identifier == false) {
 // BUG!find out where builtin is defined...
@@ -516,7 +526,7 @@ ScopeParser.prototype = {
                     if (token.type != 'KEYW') {
                         break;
                     }
-                    print('SCOPE-KEYW:' + token.toString());
+                    //print('SCOPE-KEYW:' + token.toString());
                    // print("Check eval:");
                 
                     symbol = token.data;
@@ -525,12 +535,13 @@ ScopeParser.prototype = {
 
                         if (symbol == "eval") {
                             // look back one and see if we can find a comment!!!
-                            if (this.ts.look(-1).type == "COMM") {
+                            //if (this.ts.look(-1).type == "COMM") {
+                            if (token.prefix && token.prefix.match('/eval/')) {
                                 // look for eval:var:noreplace\n
                                 var _t = this;
-                                this.ts.look(-1).data.replace(/eval:var:([a-z_]+)/ig, function(m, a) {
+                                token.prefix.replace(/eval:var:([a-z_]+)/ig, function(m, a) {
                                     
-                                    var hi = _t.getIdentifier(a, scope);
+                                    var hi = _t.getIdentifier(a, thisScope, token);
                                    // println("PROTECT "+a+" from munge" + (hi ? "FOUND" : "MISSING"));
                                     if (hi) {
                                      //   println("PROTECT "+a+" from munge");
@@ -543,7 +554,7 @@ ScopeParser.prototype = {
                             } else {
                                 
                             
-                                this.protectScopeFromObfuscation(scope);
+                                this.protectScopeFromObfuscation(thisScope);
                                 this.warn("Using 'eval' is not recommended. (use  eval:var:noreplace in comments to optimize) " + (this.munge ? " Moreover, using 'eval' reduces the level of compression!" : ""), true);
                             }
 
@@ -561,7 +572,7 @@ ScopeParser.prototype = {
             //if (this.ts.nextT()) break;
             
         }
-        print("<<< EXIT SCOPE");
+        //print("<<< EXIT SCOPE");
         //print("<<<<<<<EXIT SCOPE ERR?" +this.scopes.length);
     },
 
@@ -609,19 +620,19 @@ ScopeParser.prototype = {
            */ 
            
            //this.dumpToken(token,  this.scopes, this.braceNesting );
-           print('EXP' +  token.toString());
+           //print('EXP' +  token.toString());
             
             
             //println("<i>"+token.data+"</i>");
             //this.log("EXP:" + token.data);
             switch (token.type) {
                 case 'PUNC':
-                    print("EXPR-PUNC:" + token.toString());
+                    //print("EXPR-PUNC:" + token.toString());
                     
                     switch(token.data) {
                          
                         case ';':
-                            print("<< EXIT EXPRESSION");
+                            //print("<< EXIT EXPRESSION");
                             break;
 
                         case ',':
@@ -632,21 +643,24 @@ ScopeParser.prototype = {
                         case '(': //Token.LP:
                         case '{': //Token.LC:
                         case '[': //Token.LB:
-                            print('SCOPE-CURLY/PAREN/BRACE:' + token.toString());
+                            //print('SCOPE-CURLY/PAREN/BRACE:' + token.toString());
+                           // print('SCOPE-CURLY/PAREN/BRACE:' + JSON.stringify(token, null,4));
                             //println("<i>"+token.data+"</i>");
                             var curTS = this.ts;
                             if (token.props) {
                                 
                                 for (var prop in token.props) {
-                                    if (token.props[prop].val.data == 'function') {
+                                    if (token.props[prop].val[0].data == 'function') {
                                         // parse a function..
-                                        this.parseFunctProp(token.props[prop]);
+                                        this.ts = new TokenStream(token.props[prop].val);
+                                        this.ts.nextTok();
+                                        this.parseFunctionDeclaration();
                                         continue;
                                     }
                                     // key value..
                                     
                                     this.ts = new TokenStream(token.props[prop].val);
-                                    this.parseScope(currentScope);
+                                    this.parseExpression();
                                     
                                 }
                                 this.ts = curTS;
@@ -676,7 +690,7 @@ ScopeParser.prototype = {
                         case ')': //Token.RP:
                         case ']': //Token.RB:
                         case '}': //Token.RB:
-                            print("<< EXIT EXPRESSION");
+                            //print("<< EXIT EXPRESSION");
                             return;
                            
  
@@ -690,65 +704,39 @@ ScopeParser.prototype = {
                     break;
                     
                 case 'STRN': // used for object lit detection..
-                    if (this.mode == 'BUILDING_SYMBOL_TREE')    
-                        print("EXPR-STR:" + JSON.stringify(token, null, 4));
-                    if (this.ts.lookTok(-1).data == "{" && this.ts.lookTok(1).data == ":" ) {
-                        // then we are in an object lit.. -> we need to flag the brace as such...
-                        isObjectLitAr.pop();
-                        isObjectLitAr.push(true);
-                        //print(">>>>> EXP PUSH(true)");
-                    }
-                    
-                    
+                    //if (this.mode == 'BUILDING_SYMBOL_TREE')    
+                        //print("EXPR-STR:" + JSON.stringify(token, null, 4));
+               
                      
-                    isInObjectLitAr = isObjectLitAr[isObjectLitAr.length-1];
-                    if (isInObjectLitAr &&  this.ts.lookTok(1).data == ":"  &&
-                        ( this.ts.lookTok(-1).data == "{"  ||  this.ts.lookTok(-1).data == "," )) {
-                        // see if we can replace..
-                        // remove the quotes..
-                        var str = token.data.substring(1,token.data.length-1);
-                        if (/^[a-z_]+$/i.test(str) && ScopeParser.idents.indexOf(str) < 0) {
-                            token.outData = str;
-                        }
-                        
-                         
-                        
-                    }
-                    
                     break;
                 
                       
              
                 case 'NAME':
-                    if (this.mode == 'BUILDING_SYMBOL_TREE') 
-                        print("EXPR-NAME:" + JSON.stringify(token, null, 4));
+                    if (this.mode == 'BUILDING_SYMBOL_TREE') {
+                        
+                        //print("EXPR-NAME:" + JSON.stringify(token, null, 4));
+                    } else {
+                        //print("EXPR-NAME:" + token.toString());
+                    }
                     symbol = token.data;
                     //print("in NAME = " + token.toString());
                     //print("in NAME 0: " + this.ts.look(0).toString());
                     //print("in NAME 2: " + this.ts.lookTok(2).toString());
-                    if (this.ts.look(0).data == "{"  && this.ts.lookTok(2).data == ":") {
-                        // then we are in an object lit.. -> we need to flag the brace as such...
-                        isObjectLitAr.pop();
-                        isObjectLitAr.push(true);
-                         //print(">>>>> EXP  PUSH(true)");
-                        break;
-                    }
-                    
-                    isInObjectLitAr = isObjectLitAr[isObjectLitAr.length-1];
-                    //print ("isInObjectLitAr : " + isInObjectLitAr + ' ' + token.toString());
                     
-                    if (isInObjectLitAr && this.ts.lookTok(0).data == "," && this.ts.lookTok(2).data == ":") {
-                        break;
-                    }
-                    //print(this.ts.lookTok(0).data);
-                    if (this.ts.lookTok(0).data == ".") {
+                    //print(this.ts.lookTok(-1).data);
+                    // prefixed with '.'
+                    if (this.ts.lookTok(-1).data == ".") {
                         //skip '.'
                         break;
                     }
+                    if (symbol == 'this') {
+                        break;
+                       }
                     
-                     if (this.mode == 'PASS2_SYMBOL_TREE') {
+                    if (this.mode == 'PASS2_SYMBOL_TREE') {
 
-                        identifier = this.getIdentifier(symbol, currentScope);
+                        identifier = this.getIdentifier(symbol, currentScope, token);
                         //println("<B>??</B>");
                         if (identifier == false) {
 
@@ -759,8 +747,10 @@ ScopeParser.prototype = {
                                 // any conflict with other munged symbols.
                                 this.globalScope.declareIdentifier(symbol, token);
                                 this.warn("Found an undeclared symbol: " + symbol + ' (line:' + token.line + ')', true);
+                                //print("Found an undeclared symbol: " + symbol + ' (line:' + token.line + ')');
+                                //throw "OOPS";
                             } else {
-                                //println("undeclared")
+                                //print("undeclared:" + token.toString())
                             }
                             
                             
@@ -778,8 +768,8 @@ ScopeParser.prototype = {
                     
                     //println("<B>EID</B>");
                 case 'KEYW':   
-                    if (this.mode == 'BUILDING_SYMBOL_TREE') 
-                        print("EXPR-KEYW:" + JSON.stringify(token, null, 4));
+                    //if (this.mode == 'BUILDING_SYMBOL_TREE') 
+                    //    print("EXPR-KEYW:" + JSON.stringify(token, null, 4));
                     if (token.name == "FUNCTION") {
                         
                         this.parseFunctionDeclaration();
@@ -792,11 +782,11 @@ ScopeParser.prototype = {
                     if (this.mode == 'BUILDING_SYMBOL_TREE') {
 
                         if (symbol == "eval") {
-                            if (this.ts.look(-1).type == 'COMM') {
+                            if (token.prefix && token.prefix.match('/eval/')) {
                                 // look for eval:var:noreplace\n
                                 var _t = this;
-                                this.ts.look(-1).data.replace(/eval:var:([a-z]+)/ig, function(m, a) {
-                                    var hi = _t.getIdentifier(a, currentScope);
+                                token.prefix.replace(/eval:var:([a-z]+)/ig, function(m, a) {
+                                    var hi = _t.getIdentifier(a, currentScope, token);
                                    //println("PROTECT "+a+" from munge" + (hi ? "FOUND" : "MISSING"));
                                     if (hi) {
                                       //  println("PROTECT "+a+" from munge");
@@ -816,13 +806,13 @@ ScopeParser.prototype = {
                         break;
                     } 
                 default:
-                    if (this.mode == 'BUILDING_SYMBOL_TREE') 
-                        print("EXPR-SKIP:" + JSON.stringify(token, null, 4));
+                    //if (this.mode == 'BUILDING_SYMBOL_TREE') 
+                    //    print("EXPR-SKIP:" + JSON.stringify(token, null, 4));
                     break;
             }
             
         }
-        print("<< EXIT EXPRESSION");
+        //print("<< EXIT EXPRESSION");
         this.expN--;
     },
 
@@ -833,28 +823,30 @@ ScopeParser.prototype = {
         var token;
         var currentScope;
         var identifier;
-
+        
         //token = getToken(-1);
         //assert token.getType() == Token.CATCH;
         token = this.ts.nextTok();
+        
+        print(JSON.stringify(token,null,4));
         //assert token.getType() == Token.LP; (
-        token = this.ts.nextTok();
+        //token = this.ts.nextTok();
         //assert token.getType() == Token.NAME;
         
-        symbol = token.data;
+        symbol = token.items[0].data;
         currentScope = this.scopes[this.scopes.length-1];
 
         if (this.mode == 'BUILDING_SYMBOL_TREE') {
             // We must declare the exception identifier in the containing function
             // scope to avoid errors related to the obfuscation process. No need to
             // display a warning if the symbol was already declared here...
-            currentScope.declareIdentifier(symbol, token);
+            currentScope.declareIdentifier(symbol, token.items[0]);
         } else {
             //?? why inc the refcount?? - that should be set when building the tree???
-            identifier = this.getIdentifier(symbol, currentScope);
+            identifier = this.getIdentifier(symbol, currentScope, token.items[0]);
             identifier.refcount++;
         }
-
+        
         token = this.ts.nextTok();
         //assert token.getType() == Token.RP; // )
     },
@@ -877,35 +869,40 @@ ScopeParser.prototype = {
             if (this.mode == 'BUILDING_SYMBOL_TREE') {
                 // Get the name of the function and declare it in the current scope.
                 symbol = token.data;
-                if (currentScope.getIdentifier(symbol) != false) {
+                if (currentScope.getIdentifier(symbol,token) != false) {
                     this.warn("The function " + symbol + " has already been declared in the same scope...", true);
                 }
                 currentScope.declareIdentifier(symbol,token);
             }
             token =  this.ts.nextTok();
         }
-
+        // return function() {.... 
+        if (token.name == "RETURN") {
+            token =  this.ts.nextTok();
+        }
+        if (token.name == "FUNCTION") {
+            token =  this.ts.nextTok();
+        }
         //assert token.getType() == Token.LP;
         if (this.mode == 'BUILDING_SYMBOL_TREE') {
-            fnScope = new Scope(this.braceNesting, currentScope, token.n, '');
+            fnScope = new Scope(1, currentScope, token.n, '', token);
             
             //println("STORING SCOPE" + this.ts.cursor);
             
-            this.indexedScopes[this.ts.cursor] = fnScope;
+            this.indexedScopes[token.id] = fnScope;
             
         } else {
             //qln("FETCHING SCOPE" + this.ts.cursor);
-            fnScope = this.indexedScopes[this.ts.cursor];
-          
+            fnScope = this.indexedScopes[token.id];
         }
-        if (this.mode == 'BUILDING_SYMBOL_TREE') 
-            print('FUNC-PARSE:' + JSON.stringify(token,null,4));
+        //if (this.mode == 'BUILDING_SYMBOL_TREE') 
+           // print('FUNC-PARSE:' + JSON.stringify(token,null,4));
         // Parse function arguments.
         var args = token.items;
         for (var argpos =0; argpos < args.length; argpos++) {
              
             token = args[argpos][0];
-           // print ("FUNC ARGS: " + token.toString())
+            //print ("FUNC ARGS: " + token.toString())
             //assert token.getType() == Token.NAME ||
             //        token.getType() == Token.COMMA;
             if (token.type == 'NAME' && this.mode == 'BUILDING_SYMBOL_TREE') {
@@ -915,7 +912,7 @@ ScopeParser.prototype = {
                     // Exception for Prototype 1.6...
                     identifier.preventMunging();
                 }
-                argpos++;
+                //argpos++;
             }
         }
         
@@ -934,6 +931,7 @@ ScopeParser.prototype = {
             _this.ts = new TokenStream(tar);
             _this.parseScope(fnScope);
             
+            
         });
         
         //print(JSON.stringify(this.ts,null,4));
@@ -965,10 +963,10 @@ ScopeParser.prototype = {
         scope.preventMunging();
     },
     
-    getIdentifier: function(symbol, scope) {
+    getIdentifier: function(symbol, scope, token) {
         var identifier;
         while (scope != false) {
-            identifier = scope.getIdentifier(symbol);
+            identifier = scope.getIdentifier(symbol, token);
             //println("ScopeParser.getIdentgetUsedSymbols("+symbol+")=" + scope.getUsedSymbols().join(','));
             if (identifier) {
                 return identifier;