From ec28a30bd6af20dc0152cc011ccc0a5ce7cbd859 Mon Sep 17 00:00:00 2001
From: ridiculousfish <rf@fishshell.com>
Date: Mon, 3 Jul 2023 14:08:27 -0700
Subject: [PATCH] Fix a clippy lint warning

---
 fish-rust/src/topic_monitor.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fish-rust/src/topic_monitor.rs b/fish-rust/src/topic_monitor.rs
index 81fd3894c..6448214b8 100644
--- a/fish-rust/src/topic_monitor.rs
+++ b/fish-rust/src/topic_monitor.rs
@@ -96,7 +96,7 @@ impl generation_list_t {
     fn describe(&self) -> WString {
         let mut result = WString::new();
         for gen in self.as_array() {
-            if result.len() > 0 {
+            if !result.is_empty() {
                 result.push(',');
             }
             if gen == invalid_generation {