Install phan/phpstan local

vendor/felixfbecker/advanced-json-rpc/lib/Response.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:
+ */
+abstract class Response extends Message
+{
+    /**
+     * This member is REQUIRED. It MUST be the same as the value of the id member in the Request Object. If there was an
+     * error in detecting the id in the Request object (e.g. Parse error/Invalid Request), it MUST be Null.
+     *
+     * @var int|string
+     */
+    public $id;
+
+    /**
+     * A message is considered a Response if it has an ID and either a result or an error
+     *
+     * @param object $msg A decoded message body
+     * @return bool
+     */
+    public static function isResponse($msg): bool
+    {
+        return is_object($msg) && property_exists($msg, 'id') && (property_exists($msg, 'result') || isset($msg->error));
+    }
+
+    /**
+     * @param int|string $id
+     * @param mixed $result
+     * @param ResponseError $error
+     */
+    public function __construct($id)
+    {
+        $this->id = $id;
+    }
+}