改名

HttpServer/Abstracts/Callback.php

@@ -86,7 +86,7 @@ abstract class Callback extends Application
 	 * @throws \PHPMailer\PHPMailer\Exception
 	 * @throws ConfigException
 	 */
-	private function createEmail()
+	private function createEmail(): PHPMailer
 	{
 		$mail = new PHPMailer(true);
 		$mail->SMTPDebug = SMTP::DEBUG_SERVER;                                                // Enable verbose debug output

HttpServer/Abstracts/ServerBase.php

@@ -25,7 +25,7 @@ abstract class ServerBase extends Application
 	/**
 	 * @return Server
 	 */
-	public function getServer()
+	public function getServer(): Server
 	{
 		return $this->server;
 	}