{"ast_node_type":"other","tokens":[{"end":69,"kind":"keyword","start":0,"text":"ty::Adt(def,"}]}
            ty::Adt(def, args) => self.open_drop_for_adt(*def, args),
            ty::Tuple(fields) => self.open_drop_for_tuple(fields),
            ty::Dynamic(..) => self.complete_drop(self.succ, self.unwind),