{"ast_node_type":"variable","tokens":[{"end":29,"kind":"keyword","start":0,"text":"let"}]}
        let res = match res {
        let res = self.resolver.get_lifetime_res(id).unwrap_or(LifetimeRes::Error);
            LifetimeRes::Param { param, .. } => hir::LifetimeKind::Param(param),