From 4d106b6b8c2e49a23d76b20f9fb7f476f1a38133 Mon Sep 17 00:00:00 2001
From: apio <blobs.trading@gmail.com>
Date: Sat, 13 May 2023 13:22:49 +0200
Subject: [PATCH] libos: Add error handling to vector argument usage

---
 libos/src/ArgumentParser.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libos/src/ArgumentParser.cpp b/libos/src/ArgumentParser.cpp
index 775c808e..7dc9f22b 100644
--- a/libos/src/ArgumentParser.cpp
+++ b/libos/src/ArgumentParser.cpp
@@ -277,7 +277,7 @@ namespace os
             else { TRY(sb.format(" [%s]", arg.name.chars())); }
         }
 
-        if (m_vector_argument) sb.format("%s..."_sv, m_positional_args.size() ? "" : " ");
+        if (m_vector_argument) TRY(sb.format("%s..."_sv, m_positional_args.size() ? "" : " "));
 
         TRY(sb.add('\n'));