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vendor/respect/stringifier/src/Stringifiers/StringableObjectStringifier.php

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+<?php
+
+/*
+ * This file is part of Respect/Stringifier.
+ *
+ * (c) Henrique Moody <henriquemoody@gmail.com>
+ *
+ * For the full copyright and license information, please view the "LICENSE.md"
+ * file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Respect\Stringifier\Stringifiers;
+
+use function is_object;
+use function method_exists;
+use Respect\Stringifier\Stringifier;
+
+/**
+ * Converts a object that implements the __toString() magic method into a string.
+ *
+ * @author Henrique Moody <henriquemoody@gmail.com>
+ */
+final class StringableObjectStringifier implements Stringifier
+{
+    /**
+     * @var Stringifier
+     */
+    private $stringifier;
+
+    /**
+     * Initializes the stringifier.
+     *
+     * @param Stringifier $stringifier
+     */
+    public function __construct(Stringifier $stringifier)
+    {
+        $this->stringifier = $stringifier;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function stringify($raw, int $depth): ?string
+    {
+        if (!is_object($raw)) {
+            return null;
+        }
+
+        if (!method_exists($raw, '__toString')) {
+            return null;
+        }
+
+        return $this->stringifier->stringify($raw->__toString(), $depth);
+    }
+}