From 40de8f71af07242f4ef034b4ecb03495c62cfeba Mon Sep 17 00:00:00 2001
From: Hatter Jiang <jht5945@gmail.com>
Date: Sat, 17 Jul 2021 14:20:39 +0800
Subject: [PATCH] chore: output format

---
 src/piv.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/piv.rs b/src/piv.rs
index fa9455e..93a5cce 100644
--- a/src/piv.rs
+++ b/src/piv.rs
@@ -47,7 +47,8 @@ fn print_cert_info(yubikey: &mut YubiKey, slot: SlotId) -> XResult<()> {
     let cert = match Certificate::read(yubikey, slot) {
         Ok(c) => c,
         Err(e) => {
-            debugging!("error reading certificate in slot {:?}: {}", slot, e);
+            let slot_id: u8 = slot.into();
+            debugging!("error reading certificate in slot {:?}, id: {:x}: {}", slot, slot_id, e);
             return simple_error!("error reading certificate in slot {:?}: {}", slot, e);
         }
     };
@@ -57,7 +58,7 @@ fn print_cert_info(yubikey: &mut YubiKey, slot: SlotId) -> XResult<()> {
         let fingerprint_sha256 = Sha256::digest(&buf);
 
         let slot_id: u8 = slot.into();
-        success!("Slot: {}",  format!("{:x}", slot_id));
+        success!("Slot: {:?}, id: {:x}",  slot, slot_id);
 
         rust_util::util_msg::when(MessageType::DEBUG, || {
             let cert_pem_obj = Pem {