{"ast_node_type":"other","tokens":[{"end":84,"kind":"keyword","start":0,"text":"(0..len).map::<mir::PlaceElem<'tcx>,"}]}
            (0..len).map::<mir::PlaceElem<'tcx>, _>(|_| Decodable::decode(decoder)),
        let projection = decoder.interner().mk_place_elems_from_iter(
        );