refactored xunit.js module

@@ -236,6 +236,25 @@ function mergeObjects(obj1, obj2) {
 exports.mergeObjects = mergeObjects;
 exports.mergeObjects = mergeObjects;
 
 
 /**
 /**
+ * Creates an (SG|X)ML node element.
+ *
+ * @param  String  name        The node name
+ * @param  Object  attributes  Optional attributes
+ * @return HTMLElement
+ */
+function node(name, attributes) {
+    var node = document.createElement(name);
+    for (var attrName in attributes) {
+        var value = attributes[attrName];
+        if (attributes.hasOwnProperty(attrName) && isString(attrName)) {
+            node.setAttribute(attrName, value);
+        }
+    }
+    return node;
+}
+exports.node = node;
+
+/**
  * Serializes a value using JSON.
  * Serializes a value using JSON.
  *
  *
  * @param  Mixed  value
  * @param  Mixed  value

@@ -37,36 +37,27 @@ exports.create = function() {
  *
  *
  */
  */
 XUnitExporter = function() {
 XUnitExporter = function() {
-    var node = function(name, attributes) {
-        var node = document.createElement(name);
-        for (var attrName in attributes) {
-            var value = attributes[attrName];
-            if (attributes.hasOwnProperty(attrName) && utils.isType(attrName, "string")) {
-                node.setAttribute(attrName, value);
-            }
-        }
-        return node;
-    };
-
-    var xml = node('testsuite');
-    xml.toString = function() {
+    this._xml = utils.node('testsuite');
+    this._xml.toString = function() {
         return this.outerHTML; // ouch
         return this.outerHTML; // ouch
     };
     };
+};
+exports.XUnitExporter = XUnitExporter;
 
 
-    /**
+/**
  * Adds a successful test result
  * Adds a successful test result
  *
  *
  * @param  String  classname
  * @param  String  classname
  * @param  String  name
  * @param  String  name
  */
  */
-    this.addSuccess = function(classname, name) {
-        xml.appendChild(node('testcase', {
+XUnitExporter.prototype.addSuccess = function(classname, name) {
+    this._xml.appendChild(utils.node('testcase', {
         classname: classname,
         classname: classname,
         name:      name
         name:      name
     }));
     }));
-    };
+};
 
 
-    /**
+/**
  * Adds a failed test result
  * Adds a failed test result
  *
  *
  * @param  String  classname
  * @param  String  classname
@@ -74,27 +65,24 @@ XUnitExporter = function() {
  * @param  String  message
  * @param  String  message
  * @param  String  type
  * @param  String  type
  */
  */
-    this.addFailure = function(classname, name, message, type) {
-        var fnode = node('testcase', {
+XUnitExporter.prototype.addFailure = function(classname, name, message, type) {
+    var fnode = utils.node('testcase', {
         classname: classname,
         classname: classname,
         name:      name
         name:      name
     });
     });
-        var failure = node('failure', {
+    var failure = utils.node('failure', {
         type: type || "unknown"
         type: type || "unknown"
     });
     });
     failure.appendChild(document.createTextNode(message || "no message left"));
     failure.appendChild(document.createTextNode(message || "no message left"));
     fnode.appendChild(failure);
     fnode.appendChild(failure);
-        xml.appendChild(fnode);
-    };
+    this._xml.appendChild(fnode);
+};
 
 
-    /**
+/**
  * Retrieves generated XML object - actually an HTMLElement.
  * Retrieves generated XML object - actually an HTMLElement.
  *
  *
  * @return HTMLElement
  * @return HTMLElement
  */
  */
-    this.getXML = function() {
-        return xml;
-    };
+XUnitExporter.prototype.getXML = function() {
+    return this._xml;
 };
 };
-
-exports.XUnitExporter = XUnitExporter;