From 94d55bf48ebda73e0fe042b19e28b85a89e3d133 Mon Sep 17 00:00:00 2001
From: Patrick Rotsaert <patrick.rotsaert@dioss.com>
Date: Mon, 17 Jun 2024 07:46:46 +0200
Subject: [PATCH] #1838 Fix C++20 compile error.

std::format does not support named arguments, like fmt::arg.
---
 tests/test_file_logging.cpp | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/tests/test_file_logging.cpp b/tests/test_file_logging.cpp
index 86f95dda..dad1e851 100644
--- a/tests/test_file_logging.cpp
+++ b/tests/test_file_logging.cpp
@@ -63,13 +63,11 @@ TEST_CASE("ansicolor_file_logger", "[ansicolor_logger]") {
     logger->flush();
     require_message_count(SIMPLE_LOG, 2);
     using spdlog::details::os::default_eol;
-    REQUIRE(file_contents(SIMPLE_LOG) ==
-            spdlog::fmt_lib::format(
-                "[{ansi_blue}+++{ansi_reset}] Test message 1{eol}"
-                "[{ansi_blue}+++{ansi_reset}] Test message 2{eol}",
-                spdlog::fmt_lib::arg("ansi_blue", spdlog::details::ansicolors::blue),
-                spdlog::fmt_lib::arg("ansi_reset", spdlog::details::ansicolors::reset),
-                spdlog::fmt_lib::arg("eol", default_eol)));
+    REQUIRE(file_contents(SIMPLE_LOG) == spdlog::fmt_lib::format("[{0}+++{1}] Test message 1{2}"
+                                                                 "[{0}+++{1}] Test message 2{2}",
+                                                                 spdlog::details::ansicolors::blue,
+                                                                 spdlog::details::ansicolors::reset,
+                                                                 default_eol));
 }
 
 TEST_CASE("rotating_file_logger1", "[rotating_logger]") {