{"ast_node_type":"other","tokens":[{"end":42,"kind":"keyword","start":0,"text":"assert_eq_pnsat!(\"%+i\","}]}
    assert_eq_pnsat!("%+i", Some("{:+}"));
    assert_eq_pnsat!("%.6i", Some("{:06}"));
    assert_eq_pnsat!("%08X", Some("{:08X}"));