{"ast_node_type":"other","tokens":[{"end":86,"kind":"keyword","start":0,"text":"(0..len).map::<CanonicalVarKind<'tcx>,"}]}
            (0..len).map::<CanonicalVarKind<'tcx>, _>(|_| Decodable::decode(decoder)),
        decoder.interner().mk_canonical_var_infos_from_iter(
        )