{"ast_node_type":"variable","tokens":[{"end":57,"kind":"keyword","start":0,"text":"let"}]}
    let resolver = LazyCell::new(|| trait_.resolver(db));
fn direct_super_traits_cb(db: &dyn DefDatabase, trait_: TraitId, cb: impl FnMut(TraitId)) {
    let (generic_params, store) = db.generic_params_and_store(trait_.into());