From bf01668ed0f2cf582f5d3d24f8cc078a7fd2f801 Mon Sep 17 00:00:00 2001
From: Masaki Kawaguchi <m-kawaguchi@binc.jp>
Date: Thu, 26 May 2022 23:17:06 +0900
Subject: [PATCH] return default value Deprecated: trim(): Passing null to
 parameter #1 ($string) of type string is deprecated

---
 src/Application.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/Application.php b/src/Application.php
index 27990c38..c4302dd2 100644
--- a/src/Application.php
+++ b/src/Application.php
@@ -192,6 +192,7 @@ public function brief()
 
     public function usage()
     {
+        return 'application usage';
     }
 
     /**