/// <summary> /// Gets the annotation elements for a <see cref="XAttribute"/>. /// </summary> /// <param name="attribute"></param> /// <returns></returns> IEnumerable<XElement> SerializeAttributes(XAttribute attribute) { Contract.Requires<ArgumentNullException>(attribute != null); // skip namespace attribute if (attribute.IsNamespaceDeclaration) yield break; // emit annotations on the attribute foreach (var annotation in attribute.Annotations<object>()) { var obj = SerializeAnnotation(attribute, annotation); if (obj != null) { obj.SetAttributeValue(NX_FOR, NX_FOR_ATTRIBUTE); yield return obj; } } }