{"ast_node_type":"other","tokens":[{"end":31,"kind":"keyword","start":0,"text":"assert_pns_eq_sub!(\"%I64u\","}]}
    assert_pns_eq_sub!("%I64u",
        { None, "", None, None, Some("I32"), "u", (0, 5), });
        { None, "", None, None, Some("I64"), "u", (0, 5), });