public override SyntaxNode VisitNamespaceDeclaration(NamespaceDeclarationSyntax node)
        {
            if (node.Usings.Any() || node.Externs.Any())
            {
                node = node.WithAdditionalAnnotations(LayoutAnnotations.MultiLineConstructAnnotation);
            }

            return base.VisitNamespaceDeclaration(node);
        }