Install phan/phpstan local

vendor/felixfbecker/advanced-json-rpc/lib/SuccessResponse.php

@@ -0,0 +1,40 @@
+<?php
+declare(strict_types = 1);
+
+namespace AdvancedJsonRpc;
+
+/**
+ * When a rpc call is made, the Server MUST reply with a Response, except for in the case of Notifications. The Response
+ * is expressed as a single JSON Object, with the following members:
+ */
+class SuccessResponse extends Response
+{
+    /**
+     * This member is REQUIRED on success. This member MUST NOT exist if there was an error invoking the method. The
+     * value of this member is determined by the method invoked on the Server.
+     *
+     * @var mixed
+     */
+    public $result;
+
+    /**
+     * A message is considered a SuccessResponse if it has an ID and either a result
+     *
+     * @param object $msg A decoded message body
+     * @return bool
+     */
+    public static function isSuccessResponse($msg): bool
+    {
+        return is_object($msg) && property_exists($msg, 'id') && property_exists($msg, 'result');
+    }
+
+    /**
+     * @param int|string $id
+     * @param mixed $result
+     */
+    public function __construct($id, $result)
+    {
+        parent::__construct($id);
+        $this->result = $result;
+    }
+}