Remove pointless log with enable_if

include/spdlog/details/logger_impl.h

@@ -102,6 +102,12 @@ inline void spdlog::logger::log(level::level_enum lvl, const char *msg)
     log(source_loc{}, lvl, msg);
 }
 
+template<class T>
+inline void spdlog::logger::log(level::level_enum lvl, const T &msg)
+{
+    log(source_loc{}, lvl, msg);
+}
+
 template<class T, typename std::enable_if<std::is_convertible<T, spdlog::string_view_t>::value, T>::type *>
 inline void spdlog::logger::log(source_loc source, level::level_enum lvl, const T &msg)
 {
@@ -117,12 +123,6 @@ inline void spdlog::logger::log(source_loc source, level::level_enum lvl, const
     SPDLOG_CATCH_AND_HANDLE
 }
 
-template<class T, typename std::enable_if<std::is_convertible<T, spdlog::string_view_t>::value, T>::type *>
-inline void spdlog::logger::log(level::level_enum lvl, const T &msg)
-{
-    log(source_loc{}, lvl, msg);
-}
-
 template<class T, typename std::enable_if<!std::is_convertible<T, spdlog::string_view_t>::value, T>::type *>
 inline void spdlog::logger::log(source_loc source, level::level_enum lvl, const T &msg)
 {
@@ -141,12 +141,6 @@ inline void spdlog::logger::log(source_loc source, level::level_enum lvl, const
     SPDLOG_CATCH_AND_HANDLE
 }
 
-template<class T, typename std::enable_if<!std::is_convertible<T, spdlog::string_view_t>::value, T>::type *>
-inline void spdlog::logger::log(level::level_enum lvl, const T &msg)
-{
-    log(source_loc{}, lvl, msg);
-}
-
 template<typename... Args>
 inline void spdlog::logger::trace(const char *fmt, const Args &... args)
 {

include/spdlog/logger.h

@@ -100,18 +100,13 @@ public:
 #endif // _WIN32
 #endif // SPDLOG_WCHAR_TO_UTF8_SUPPORT
 
-    // T can be statically converted to string_view
-    template<class T, typename std::enable_if<std::is_convertible<T, spdlog::string_view_t>::value, T>::type * = nullptr>
+    template<class T>
     void log(level::level_enum lvl, const T &);
 
     // T can be statically converted to string_view
     template<class T, typename std::enable_if<std::is_convertible<T, spdlog::string_view_t>::value, T>::type * = nullptr>
     void log(source_loc loc, level::level_enum lvl, const T &);
 
-    // T cannot be statically converted to string_view
-    template<class T, typename std::enable_if<!std::is_convertible<T, spdlog::string_view_t>::value, T>::type * = nullptr>
-    void log(level::level_enum lvl, const T &);
-
     // T cannot be statically converted to string_view
     template<class T, typename std::enable_if<!std::is_convertible<T, spdlog::string_view_t>::value, T>::type * = nullptr>
     void log(source_loc loc, level::level_enum lvl, const T &);