From 2dfc6a74bbfdd9db608286e2819c3f86f8371c72 Mon Sep 17 00:00:00 2001
From: Wolfgang Bumiller <w.bumiller@proxmox.com>
Date: Fri, 7 May 2021 11:39:04 +0200
Subject: [PATCH] mark Error as must_use

Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>
---
 src/error.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/error.rs b/src/error.rs
index 56168404..54af9c8d 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -12,6 +12,7 @@ pub const USER_ACTION_REQUIRED: &str = "urn:ietf:params:acme:error:userActionReq
 
 /// Error types returned by this crate.
 #[derive(Debug)]
+#[must_use = "unused errors have no effect"]
 pub enum Error {
     /// A `badNonce` API response. The request should be retried with the new nonce received along
     /// with this response.