{"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":"ty::Dynamic(tty,"}]}
            ty::Dynamic(tty, _, ty::Dyn) => Some(PointerKind::VTable(tty)),
            ty::Slice(_) | ty::Str => Some(PointerKind::Length),
            ty::Adt(def, args) if def.is_struct() => match def.non_enum_variant().tail_opt() {