From 44f502e0503f15f7f03ec3c1e14668bbd9b60b93 Mon Sep 17 00:00:00 2001
From: asonix <asonix@asonix.dog>
Date: Mon, 13 May 2024 23:57:58 -0500
Subject: [PATCH] awc: gate TlsConnectorService behind any feature that uses it
 (#3350)

---
 awc/CHANGES.md              |  1 +
 awc/src/client/connector.rs | 16 ++++++++++++++++
 2 files changed, 17 insertions(+)

diff --git a/awc/CHANGES.md b/awc/CHANGES.md
index 507c8a08..46939a7c 100644
--- a/awc/CHANGES.md
+++ b/awc/CHANGES.md
@@ -3,6 +3,7 @@
 ## Unreleased
 
 - Minimum supported Rust version (MSRV) is now 1.72.
+- Fix warning on 1.78 due to unused TlsConnectorService struct
 
 ## 3.4.0
 
diff --git a/awc/src/client/connector.rs b/awc/src/client/connector.rs
index 94629b95..b66e13ec 100644
--- a/awc/src/client/connector.rs
+++ b/awc/src/client/connector.rs
@@ -649,6 +649,14 @@ where
 
 /// service for establish tcp connection and do client tls handshake.
 /// operation is canceled when timeout limit reached.
+#[cfg(any(
+    feature = "dangerous-h2c",
+    feature = "openssl",
+    feature = "rustls-0_20",
+    feature = "rustls-0_21",
+    feature = "rustls-0_22-webpki-roots",
+    feature = "rustls-0_22-native-roots",
+))]
 struct TlsConnectorService<Tcp, Tls> {
     /// TCP connection is canceled on `TcpConnectorInnerService`'s timeout setting.
     tcp_service: Tcp,
@@ -659,6 +667,14 @@ struct TlsConnectorService<Tcp, Tls> {
     timeout: Duration,
 }
 
+#[cfg(any(
+    feature = "dangerous-h2c",
+    feature = "openssl",
+    feature = "rustls-0_20",
+    feature = "rustls-0_21",
+    feature = "rustls-0_22-webpki-roots",
+    feature = "rustls-0_22-native-roots",
+))]
 impl<Tcp, Tls, IO> Service<Connect> for TlsConnectorService<Tcp, Tls>
 where
     Tcp: