Improve correctness of convertion checks

parent 2ce9a3f7
...@@ -143,7 +143,7 @@ public: ...@@ -143,7 +143,7 @@ public:
} }
// T can be statically converted to string_view // 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, typename std::enable_if<std::is_convertible<const T &, spdlog::string_view_t>::value, T>::type * = nullptr>
void log(source_loc loc, level::level_enum lvl, const T &msg) void log(source_loc loc, level::level_enum lvl, const T &msg)
{ {
if (!should_log(lvl)) if (!should_log(lvl))
...@@ -156,7 +156,7 @@ public: ...@@ -156,7 +156,7 @@ public:
} }
// T cannot be statically converted to string_view // 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> template<class T, typename std::enable_if<!std::is_convertible<const T &, spdlog::string_view_t>::value, T>::type * = nullptr>
void log(source_loc loc, level::level_enum lvl, const T &msg) void log(source_loc loc, level::level_enum lvl, const T &msg)
{ {
if (!should_log(lvl)) if (!should_log(lvl))
...@@ -279,7 +279,7 @@ public: ...@@ -279,7 +279,7 @@ public:
} }
// T can be statically converted to wstring_view // T can be statically converted to wstring_view
template<class T, typename std::enable_if<std::is_convertible<T, spdlog::wstring_view_t>::value, T>::type * = nullptr> template<class T, typename std::enable_if<std::is_convertible<const T &, spdlog::wstring_view_t>::value, T>::type * = nullptr>
void log(source_loc loc, level::level_enum lvl, const T &msg) void log(source_loc loc, level::level_enum lvl, const T &msg)
{ {
if (!should_log(lvl)) if (!should_log(lvl))
......
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