1 files changed, 12 insertions, 4 deletions
diff --git a/src/uscxml/plugins/datamodel/ecmascript/JavaScriptCore/dom/JSCNodeSet.cpp b/src/uscxml/plugins/datamodel/ecmascript/JavaScriptCore/dom/JSCNodeSet.cpp
index 3aad9a4..ea7e64b 100644
--- a/src/uscxml/plugins/datamodel/ecmascript/JavaScriptCore/dom/JSCNodeSet.cpp
+++ b/src/uscxml/plugins/datamodel/ecmascript/JavaScriptCore/dom/JSCNodeSet.cpp
@@ -30,17 +30,25 @@ JSValueRef JSCNodeSet::emptyAttrGetter(JSContextRef ctx, JSObjectRef object, JSS
 	return JSValueMakeBoolean(ctx, privData->nativeObj->empty());
 }
 
+
 JSValueRef JSCNodeSet::toDocumentOrderCallback(JSContextRef ctx, JSObjectRef function, JSObjectRef thisObj, size_t argumentCount, const JSValueRef* arguments, JSValueRef* exception) {
 
 	struct JSCNodeSetPrivate* privData = (struct JSCNodeSetPrivate*)JSObjectGetPrivate(thisObj);
 
+	if (false) {
+	} else if (argumentCount == 0) {
 
-	privData->nativeObj->to_document_order();
+		privData->nativeObj->to_document_order();
 
-	JSValueRef jscRetVal = JSValueMakeUndefined(ctx);
-	return jscRetVal;
-}
+		JSValueRef jscRetVal = JSValueMakeUndefined(ctx);
+		return jscRetVal;
+	}
 
+	JSStringRef exceptionString = JSStringCreateWithUTF8CString("Parameter mismatch while calling toDocumentOrder");
+	*exception = JSValueMakeString(ctx, exceptionString);
+	JSStringRelease(exceptionString);
+	return JSValueMakeUndefined(ctx);
+}
 
 }
 }