Add basic sanity testing for channel monitor update failure handle

[rust-lightning] / src / ln / channelmonitor.rs

diff --git a/src/ln/channelmonitor.rs b/src/ln/channelmonitor.rs
index f67ae5dd6d559977196f10f84764ca785dbd8437..60cb9c91583d604fa8fa464bd0b0f60790c48005 100644 (file)
--- a/src/ln/channelmonitor.rs
+++ b/src/ln/channelmonitor.rs
@@ -39,6 +39,7 @@ use std::sync::{Arc,Mutex};
 use std::{hash,cmp};
 
 /// An error enum representing a failure to persist a channel monitor update.
+#[derive(Clone)]
 pub enum ChannelMonitorUpdateErr {
        /// Used to indicate a temporary failure (eg connection to a watchtower failed, but is expected
        /// to succeed at some point in the future).