{"ast_node_type":"variable","tokens":[{"end":52,"kind":"keyword","start":0,"text":"let"}]}
        let root = root.into_iter().next().unwrap();
        $crate::ast::make::quote::quote_impl!( @append root $root { $($tree)* } );
        let root = $crate::SyntaxNode::new_root(root.into_node().unwrap());