Show full hex string of hash in fmt::Debug for core::Hash

core/src/core/hash.rs

@@ -38,10 +38,7 @@ pub struct Hash([u8; 32]);
 
 impl fmt::Debug for Hash {
 	fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-		for i in self.0[..4].iter() {
-			write!(f, "{:02x}", i)?;
-		}
-		Ok(())
+		write!(f, "{}", self.to_hex())
 	}
 }