From 17d644181a9ccbe6f097619578540dbaebb8ab26 Mon Sep 17 00:00:00 2001
From: Paolo Barbolini <paolo@paolo565.org>
Date: Sat, 10 Oct 2020 11:45:00 +0200
Subject: [PATCH] Fix building with no default features

---
 src/lib.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/lib.rs b/src/lib.rs
index 1d0e84b..ba7ff1f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -43,6 +43,7 @@ pub mod error;
 pub mod message;
 pub mod transport;
 
+#[cfg(feature = "builder")]
 #[macro_use]
 extern crate hyperx;
 
@@ -150,6 +151,7 @@ impl Envelope {
     }
 }
 
+#[cfg(feature = "builder")]
 impl TryFrom<&Headers> for Envelope {
     type Error = Error;