lib/less/js/lib/less/tree/selector.js in less-2.3.3 vs lib/less/js/lib/less/tree/selector.js in less-2.4.0

@@ -1,52 +1,62 @@
 (function (tree) {
 
-tree.Selector = function (elements) {
+tree.Selector = function (elements, extendList) {
     this.elements = elements;
+    this.extendList = extendList || [];
 };
-tree.Selector.prototype.match = function (other) {
-    var elements = this.elements,
-        len = elements.length,
-        oelements, olen, max, i;
+tree.Selector.prototype = {
+    type: "Selector",
+    accept: function (visitor) {
+        this.elements = visitor.visit(this.elements);
+        this.extendList = visitor.visit(this.extendList)
+    },
+    match: function (other) {
+        var elements = this.elements,
+            len = elements.length,
+            oelements, olen, max, i;
 
-    oelements = other.elements.slice(
-        (other.elements.length && other.elements[0].value === "&") ? 1 : 0);
-    olen = oelements.length;
-    max = Math.min(len, olen)
+        oelements = other.elements.slice(
+            (other.elements.length && other.elements[0].value === "&") ? 1 : 0);
+        olen = oelements.length;
+        max = Math.min(len, olen);
 
-    if (olen === 0 || len < olen) {
-        return false;
-    } else {
-        for (i = 0; i < max; i++) {
-            if (elements[i].value !== oelements[i].value) {
-                return false;
+        if (olen === 0 || len < olen) {
+            return false;
+        } else {
+            for (i = 0; i < max; i++) {
+                if (elements[i].value !== oelements[i].value) {
+                    return false;
+                }
             }
         }
-    }
-    return true;
-};
-tree.Selector.prototype.eval = function (env) {
-    return new(tree.Selector)(this.elements.map(function (e) {
-        return e.eval(env);
-    }));
-};
-tree.Selector.prototype.toCSS = function (env) {
-    if (this._css) { return this._css }
-    
-    if (this.elements[0].combinator.value === "") {
-        this._css = ' ';
-    } else {
-        this._css = '';
-    }
-    
-    this._css += this.elements.map(function (e) {
-        if (typeof(e) === 'string') {
-            return ' ' + e.trim();
+        return true;
+    },
+    eval: function (env) {
+        return new(tree.Selector)(this.elements.map(function (e) {
+            return e.eval(env);
+        }), this.extendList.map(function(extend) {
+            return extend.eval(env);
+        }));
+    },
+    toCSS: function (env) {
+        if (this._css) { return this._css }
+
+        if (this.elements[0].combinator.value === "") {
+            this._css = ' ';
         } else {
-            return e.toCSS(env);
+            this._css = '';
         }
-    }).join('');
-    
-    return this._css;
+
+        this._css += this.elements.map(function (e) {
+            if (typeof(e) === 'string') {
+                return ' ' + e.trim();
+            } else {
+                return e.toCSS(env);
+            }
+        }).join('');
+
+        return this._css;
+    }
 };
 
 })(require('../tree'));