From 070529e1ac3374a495f7b194d88b90ba9ff8bbd0 Mon Sep 17 00:00:00 2001
From: Kyle Clemens <git@kyleclemens.com>
Date: Sun, 13 May 2018 18:34:32 -0400
Subject: [PATCH] Add 'tls_enabled' method to Config.

---
 lib/src/config/config.rs | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/lib/src/config/config.rs b/lib/src/config/config.rs
index 0af94a30..18b04b36 100644
--- a/lib/src/config/config.rs
+++ b/lib/src/config/config.rs
@@ -651,6 +651,17 @@ impl Config {
         self.extras.iter().map(|(k, v)| (k.as_str(), v))
     }
 
+    /// Returns `true` if TLS is enabled.
+    ///
+    /// Always returns `false` if the `tls` compilation feature is not enabled.
+    pub fn tls_enabled(&self) -> bool {
+        if cfg!(feature = "tls") {
+            self.tls.is_some()
+        } else {
+            false
+        }
+    }
+
     /// Retrieves the secret key from `self`.
     #[inline]
     pub(crate) fn secret_key(&self) -> &Key {