From d8622e570c908193bf2a23a092cde4650f6e2934 Mon Sep 17 00:00:00 2001
From: Sean McArthur <sean@seanmonstar.com>
Date: Fri, 18 Sep 2020 10:08:44 -0700
Subject: [PATCH] refactor(http1): include bytes in invalid header name panic
 (#2286)

---
 src/proto/h1/role.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/proto/h1/role.rs b/src/proto/h1/role.rs
index ccffb742..f188efa5 100644
--- a/src/proto/h1/role.rs
+++ b/src/proto/h1/role.rs
@@ -34,7 +34,10 @@ macro_rules! header_name {
 
         #[cfg(not(debug_assertions))]
         {
-            HeaderName::from_bytes($bytes).expect("header name validated by httparse")
+            match HeaderName::from_bytes($bytes) {
+                Ok(name) => name,
+                Err(_) => panic!("illegal header name from httparse: {:?}", $bytes),
+            }
         }
     }};
 }