From ced63a522e7ab14b7d3ca2d44d567e8a9edf6973 Mon Sep 17 00:00:00 2001
From: Horror Proton <107091537+horror-proton@users.noreply.github.com>
Date: Fri, 9 Sep 2022 14:39:09 +0800
Subject: [PATCH] fix: fix compile error

revert: ddedf824c07b109dd50060d024e3e1b70eab64bf
fix: https://github.com/MaaAssistantArknights/MaaAssistantArknights/issues/1791
---
 src/MeoAssistant/Logger.hpp | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/MeoAssistant/Logger.hpp b/src/MeoAssistant/Logger.hpp
index 8f9e0caf95..4de3fde851 100644
--- a/src/MeoAssistant/Logger.hpp
+++ b/src/MeoAssistant/Logger.hpp
@@ -145,11 +145,14 @@ namespace asst
         }
 
         template <typename Stream, typename T, typename Enable = void>
-        static constexpr bool has_stream_insertion_operator = false;
+        struct has_stream_insertion_operator : std::false_type
+        {};
 
         template <typename Stream, typename T>
-        static constexpr bool has_stream_insertion_operator<
-            Stream, T, std::void_t<decltype(std::declval<Stream&>() << std::declval<T>())>> = true;
+        struct has_stream_insertion_operator<Stream, T,
+                                             std::void_t<decltype(std::declval<Stream&>() << std::declval<T>())>>
+            : std::true_type
+        {};
 
         template <bool ToAnsi, typename Stream>
         static Stream& stream_put(Stream& s, std::filesystem::path&& v)
@@ -167,7 +170,7 @@ namespace asst
                     s << std::string(std::forward<T>(v));
                 return s;
             }
-            else if constexpr (has_stream_insertion_operator<Stream, T>) {
+            else if constexpr (has_stream_insertion_operator<Stream, T>::value) {
                 s << std::forward<T>(v);
                 return s;
             }