{"ast_node_type":"other","tokens":[{"end":86,"kind":"keyword","start":0,"text":"self.db.generic_predicates(GenericDefId::from_callable(self.db,"}]}
                self.db.generic_predicates(GenericDefId::from_callable(self.db, def));
            let generic_predicates =
            for predicate in generic_predicates.iter() {