X-Git-Url: http://git.roojs.org/?p=gnome.introspection-doc-generator;a=blobdiff_plain;f=JSDOC%2FTokenStream.js;h=7b3328f3eefe541c02d2d850d23810080890d27e;hp=cc3f6af92bc78b72bcd1bfaf8d074811f12b3ccd;hb=759466942f163998373b165f409fd9cfaaa9910f;hpb=109b8349b9418a05e20e50ecede10bd80386b062

diff --git a/JSDOC/TokenStream.js b/JSDOC/TokenStream.js
index cc3f6af..7b3328f 100644
--- a/JSDOC/TokenStream.js
+++ b/JSDOC/TokenStream.js
@@ -1,17 +1,34 @@
 //<script type="text/javscript">
 
-imports['Object.js'].load(Object);
 
-JSDOC   = imports['JSDOC.js'].JSDOC;
-console = imports['console.js'].console;
-Token   = imports['JSDOC/Token.js'].Token;
-Lang    = imports['JSDOC/Lang.js'].Lang;
+XObject = imports.XObject.XObject;
+ 
+
+
+console = imports.console.console;
+Token   = imports.Token.Token;
+Lang    = imports.Lang.Lang;
+
 
 /**
-	@constructor
-*/
+ * @class TokenStream
+ * 
+ * BC notes:
+ * 
+ * nextT => nextTok
+ * lookT => lookTok
+ * 
+ */
+	
  
-TokenStream = Object.define(
+TokenStream = XObject.define(
+
+    /**
+     * @constructor
+     * 
+     * 
+     */
+
     function(tokens) {
      
         
@@ -21,6 +38,7 @@ TokenStream = Object.define(
     },
     Object,
     {
+        cursor : -1, // where are we in the stream.
         
         rewind : function() {
             this.cursor = -1;
@@ -33,7 +51,9 @@ TokenStream = Object.define(
             if (typeof n == "undefined") n = 0;
 
             if (considerWhitespace == true) {
-                if (this.cursor+n < 0 || this.cursor+n > this.tokens.length) return {};
+                if (this.cursor+n < 0 || this.cursor+n > (this.tokens.length -1)) {
+                    return new Token("", "VOID", "START_OF_STREAM");
+                }
                 return this.tokens[this.cursor+n];
             }
             else {
@@ -91,8 +111,14 @@ TokenStream = Object.define(
             var i = this.cursor;
 
             while (true) {
-                if (i < 0) return false;
-                else if (i > this.tokens.length) return false;
+               // print(i);
+                if (i < 0) {
+                    if (n > -1) {
+                        i = 0; continue;
+                    }
+                    return   new Token("", "VOID", "END_OF_STREAM");
+                }
+                else if (i > this.tokens.length) return  new Token("", "VOID", "END_OF_STREAM");
 
                 if (i != this.cursor && (this.tokens[i] === undefined || this.tokens[i].is("WHIT") || this.tokens[i].is("COMM"))) {
                     if (n < 0) i--; else i++;
@@ -105,14 +131,17 @@ TokenStream = Object.define(
                 count++;
                 (n < 0)? i-- : i++;
             }
-
+        // should never get here..
             return false; // because null isn't an object and caller always expects an object;
             
         },
 
         /**
-            @type JSDOC.Token|JSDOC.Token[]| null!
-        */
+         *  @return {Token|null}
+         * next token (with white space)
+         */
+            
+           
         next : function(/**Number*/howMany) {
             if (typeof howMany == "undefined") howMany = 1;
             if (howMany < 1) return null;
@@ -133,7 +162,9 @@ TokenStream = Object.define(
         },
         // what about comments after 'function'...
         // is this used ???
-
+        nextTok  : function() {
+            return this.nextNonSpace();
+        },
         nextNonSpace : function ()
         {
             
@@ -149,17 +180,25 @@ TokenStream = Object.define(
             }
         },
         /**
-            @type JSDOC.Token[]
-        */
+         *    @type JSDOC.Token[]
+         * @param start {String}  token name or data (eg. '{'
+         * @param stop {String} (Optional) token name or data (eg. '}'
+         */
         balance : function(/**String*/start, /**String*/stop) {
+            
+            
+            start = typeof(Lang.punc(start)) == 'undefined' ? start : Lang.punc(start);
+            
             if (!stop) stop = Lang.matching(start);
             
             var depth = 0;
             var got = [];
             var started = false;
+            //Seed.print("START:" + start);
             //Seed.print("STOP:" + stop);
             while ((token = this.look())) {
                 if (token.is(start)) {
+              //      Seed.print("balance: START : " + depth + " " + token.data);
                     depth++;
                     started = true;
                 }
@@ -170,7 +209,8 @@ TokenStream = Object.define(
                 
                 if (token.is(stop)) {
                     depth--;
-                    if (depth == 0) return got;
+                //    Seed.print("balance: STOP: "  + depth + " " + token.data);
+                    if (depth < 1) return got;
                 }
                 if (!this.next()) break;
             }
@@ -218,10 +258,21 @@ TokenStream = Object.define(
         arrayToString : function(ar) {
             console.log(typeof(ar));
             var ret = [];
-            Roo.each(ar, function(e) {
+            ar.forEach(function(e) {
                 ret.push(e.data);
             })
             return ret.join('');
+        },
+        dump: function(start, end)
+        {
+            start = Math.max(start || 0, 0);
+            end = Math.min(end || this.tokens.length, this.tokens.length);
+            var out='';
+            for (var i =start;i < end; i++) {
+                
+                out += (this.tokens[i].outData == false) ? this.tokens[i].data : this.tokens[i].outData;
+            };
+            print(out);
         }
 });
     
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