From c82f26e960c8922b757ea492f684f23f7da53dd3 Mon Sep 17 00:00:00 2001
From: "Tobin C. Harding" <me@tobin.cc>
Date: Tue, 23 Jan 2024 16:59:22 +1100
Subject: [PATCH] Use hex-conservative to display pubkey

We introduced `hex-conservative` ages ago, use it to display the
`PublicKey`.
---
 bitcoin/src/crypto/key.rs | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/bitcoin/src/crypto/key.rs b/bitcoin/src/crypto/key.rs
index eb3af41a..fb20eaf8 100644
--- a/bitcoin/src/crypto/key.rs
+++ b/bitcoin/src/crypto/key.rs
@@ -220,12 +220,8 @@ pub struct SortKey(ArrayVec<u8, 65>);
 
 impl fmt::Display for PublicKey {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        // TODO: fast hex encoding
         self.with_serialized(|bytes| {
-            for ch in bytes {
-                write!(f, "{:02x}", ch)?;
-            }
-            Ok(())
+            fmt::Display::fmt(&bytes.as_hex(), f)
         })
     }
 }