Merge pull request #106 from nickolasrossi/dev

Expose line_logger enabled state for custom types in stream operators

include/spdlog/details/line_logger.h

@@ -206,6 +206,11 @@ public:
         _enabled = false;
     }
 
+    bool is_enabled() const
+    {
+        return _enabled;
+    }
+
 
 private:
     logger* _callback_logger;