Style fix

Move all constructors at the top of classes

src/irc/irc_message.hpp

@@ -11,16 +11,16 @@ public:
   IrcMessage(std::string&& line);
   IrcMessage(std::string&& prefix, std::string&& command, std::vector<std::string>&& args);
   IrcMessage(std::string&& command, std::vector<std::string>&& args);
-  ~IrcMessage();
-
-  std::string prefix;
-  std::string command;
-  std::vector<std::string> arguments;
+  ~IrcMessage() = default;
 
   IrcMessage(const IrcMessage&) = delete;
   IrcMessage(IrcMessage&&) = delete;
   IrcMessage& operator=(const IrcMessage&) = delete;
   IrcMessage& operator=(IrcMessage&&) = delete;
+
+  std::string prefix;
+  std::string command;
+  std::vector<std::string> arguments;
 };
 
 std::ostream& operator<<(std::ostream& os, const IrcMessage& message);