[增添]添加了datasource的setting数据库以及默认值

vendor/symfony/mime/Encoder/AddressEncoderInterface.php

@@ -0,0 +1,28 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Mime\Encoder;
+
+use Symfony\Component\Mime\Exception\AddressEncoderException;
+
+/**
+ * @author Christian Schmidt
+ */
+interface AddressEncoderInterface
+{
+    /**
+     * Encodes an email address.
+     *
+     * @throws AddressEncoderException if the email cannot be represented in
+     *                                 the encoding implemented by this class
+     */
+    public function encodeString(string $address): string;
+}