{"ast_node_type":"other","tokens":[{"end":83,"kind":"keyword","start":0,"text":"cx.try_new_const_zst(ty_internal).map(|cnst|"}]}
        cx.try_new_const_zst(ty_internal).map(|cnst| cnst.stable(&mut *tables, cx))
        let ty_internal = ty.internal(&mut *tables, cx.tcx);
    }