From 064743c803ceb189ab711db7401afdadffef060e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Beat=20K=C3=BCng?= <beat-kueng@gmx.net>
Date: Mon, 19 Aug 2024 13:10:35 +0200
Subject: [PATCH] messages: return fields by const ref

---
 ulog_cpp/messages.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ulog_cpp/messages.hpp b/ulog_cpp/messages.hpp
index aa471e8..2f5769a 100644
--- a/ulog_cpp/messages.hpp
+++ b/ulog_cpp/messages.hpp
@@ -586,7 +586,7 @@ class MessageFormat {
   /**
    * @return the list of fields, in-order
    */
-  std::vector<std::shared_ptr<Field>> fields() const { return _fields_ordered; }
+  const std::vector<std::shared_ptr<Field>>& fields() const { return _fields_ordered; }
 
   /**
    * @return the list of field names, in-order