{"ast_node_type":"other","tokens":[{"end":92,"kind":"keyword","start":0,"text":"db.field_types(f.parent)[f.local_id].clone().substitute(Interner,"}]}
                    db.field_types(f.parent)[f.local_id].clone().substitute(Interner, subst)
                TyKind::Adt(_, subst) => {
                }