From c5e0ee72573160a2b3c0104274b5612e1d538893 Mon Sep 17 00:00:00 2001
From: "Alexander U.Jurankov" <heir@mail.ru>
Date: Thu, 15 Oct 2020 14:30:21 +0300
Subject: [PATCH] Add support for `string const` arguments

---
 src/logger.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/logger.hpp b/src/logger.hpp
index 15a265b..ea602d0 100644
--- a/src/logger.hpp
+++ b/src/logger.hpp
@@ -126,7 +126,7 @@ class logger {
     template <typename T>
     using enable_is_float = std::enable_if_t<std::is_floating_point<T>::value, bool>;
     template <typename T>
-    using enable_is_string = std::enable_if_t<std::is_same<T, string>::value || std::is_same<T, string&>::value, bool>;
+    using enable_is_string = std::enable_if_t<std::is_same<T, string const>::value || std::is_same<T, string>::value || std::is_same<T, string const&>::value || std::is_same<T, string&>::value, bool>;
     template <typename T>
     using enable_is_char_string = std::enable_if_t<std::is_same<T, char const*>::value || std::is_same<T, char*>::value, bool>;
     template <typename T>