Added logger::set_formatter template overload

example/example.cpp

@@ -51,9 +51,9 @@ int main(int, char *[])
     spdlog::debug("This message should be displayed..");
 
     // Customize msg format
-    spdlog::default_logger()->set_formatter(make_unique<spdlog::pattern_formatter>("[%H:%M:%S %z] [%^%L%$] [thread %t] %v"));
+    spdlog::default_logger()->set_formatter<spdlog::pattern_formatter>("[%H:%M:%S %z] [%^%L%$] [thread %t] %v");
     spdlog::info("This an info message with custom format");
-    spdlog::default_logger()->set_formatter(make_unique<spdlog::default_formatter>()); // back to default format
+    spdlog::default_logger()->set_formatter<spdlog::default_formatter>(); // back to default format
     spdlog::default_logger()->set_level(spdlog::level::info);
 
     try
@@ -285,7 +285,7 @@ public:
 
     std::unique_ptr<custom_flag_formatter> clone() const override
     {
-        return spdlog::details::make_unique<my_formatter_flag>();
+        return make_unique<my_formatter_flag>();
     }
 };
 

include/spdlog/logger.h

@@ -279,6 +279,13 @@ public:
     // each sink will get a separate instance of the formatter object.
     void set_formatter(std::unique_ptr<formatter> f);
 
+
+    template<typename Formatter, typename... Args>
+    void set_formatter(Args &&...args)
+    {
+        set_formatter(details::make_unique<Formatter>(std::forward<Args>(args)...));
+    }
+
     // flush functions
     void flush();
     void flush_on(level::level_enum log_level);

tests/test_pattern_formatter.cpp

@@ -12,7 +12,7 @@ static std::string log_to_str(const std::string &msg, const Args &... args)
     spdlog::logger oss_logger("pattern_tester", oss_sink);
     oss_logger.set_level(spdlog::level::info);
 
-    oss_logger.set_formatter(std::unique_ptr<spdlog::formatter>(new spdlog::pattern_formatter(args...)));
+    oss_logger.set_formatter<spdlog::pattern_formatter>(args...);
 
     oss_logger.info(msg);
     return oss.str();