From 43e4a29be2ef1bc860bf27dbef3ffb9e6552ac55 Mon Sep 17 00:00:00 2001
From: teor <teor@riseup.net>
Date: Tue, 13 Sep 2022 09:59:07 +1000
Subject: [PATCH] Fix a new nightly clippy "unwrap_or_else uses default" lint
 (#5131)

---
 zebra-network/src/peer/handshake.rs        | 2 +-
 zebrad/src/components/tracing/component.rs | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/zebra-network/src/peer/handshake.rs b/zebra-network/src/peer/handshake.rs
index 2b57fc21..dcbc166b 100644
--- a/zebra-network/src/peer/handshake.rs
+++ b/zebra-network/src/peer/handshake.rs
@@ -463,7 +463,7 @@ where
             tx
         });
         let nonces = Arc::new(futures::lock::Mutex::new(HashSet::new()));
-        let user_agent = self.user_agent.unwrap_or_else(|| "".to_string());
+        let user_agent = self.user_agent.unwrap_or_default();
         let our_services = self.our_services.unwrap_or_else(PeerServices::empty);
         let relay = self.relay.unwrap_or(false);
         let network = config.network;
diff --git a/zebrad/src/components/tracing/component.rs b/zebrad/src/components/tracing/component.rs
index d2bca164..641a810e 100644
--- a/zebrad/src/components/tracing/component.rs
+++ b/zebrad/src/components/tracing/component.rs
@@ -44,7 +44,7 @@ pub struct Tracing {
 impl Tracing {
     /// Try to create a new [`Tracing`] component with the given `filter`.
     pub fn new(config: TracingSection) -> Result<Self, FrameworkError> {
-        let filter = config.filter.unwrap_or_else(|| "".to_string());
+        let filter = config.filter.unwrap_or_default();
         let flame_root = &config.flamegraph;
 
         // Builds a lossy NonBlocking logger with a default line limit of 128_000 or an explicit buffer_limit.