{"ast_node_type":"other","tokens":[{"end":45,"kind":"keyword","start":0,"text":"assert_eq_pnsat!(\"%-8ld\","}]}
    assert_eq_pnsat!("%-8ld", Some("{:<8}"));
    assert_eq_pnsat!("%1$*2$.*3$s", Some("{0:>1$.2$}"));
}