{"ast_node_type":"variable","tokens":[{"end":62,"kind":"keyword","start":0,"text":"let"}]}
        let type_as_name = |ty: Option<ast::Type>| match ty? {
    if let Some(node) = ast::Impl::cast(node.clone()) {
            ast::Type::PathType(it) => Some(it.path()?.segment()?.name_ref()?),