From 0166304ecd849ba4224031a930ecc663973c13b4 Mon Sep 17 00:00:00 2001
From: Kim Altintop <kim.altintop@gmail.com>
Date: Wed, 11 Mar 2020 23:26:43 +0100
Subject: [PATCH] IntoIterator on reference, too

---
 quinn-proto/src/crypto/types.rs | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/quinn-proto/src/crypto/types.rs b/quinn-proto/src/crypto/types.rs
index 3c3765e2a..4382b6ce9 100644
--- a/quinn-proto/src/crypto/types.rs
+++ b/quinn-proto/src/crypto/types.rs
@@ -85,6 +85,15 @@ impl IntoIterator for CertificateChain {
     }
 }
 
+impl<'a> IntoIterator for &'a CertificateChain {
+    type Item = &'a rustls::Certificate;
+    type IntoIter = std::slice::Iter<'a, rustls::Certificate>;
+
+    fn into_iter(self) -> Self::IntoIter {
+        self.certs.iter()
+    }
+}
+
 /// The private key of a TLS certificate to be used by a server
 #[derive(Debug, Clone)]
 pub struct PrivateKey {