code: public static <T> SameType<T> of(TreeNode<T> expected, TreeNode<T> actual) {
  		return of(TreeNode.treeDef(), expected, TreeNode.treeDef(), actual).mapToSame(TreeNode::getContent, TreeNode::getContent);
  	}
docs: Creates a {@link SameType} from the given two {@link TreeNode}s of the same type.