Version 4.6.0

system/3rd_party/graphql-php/Executor/Promise/Promise.php

@@ -1,38 +1,39 @@
 <?php
+
+declare(strict_types=1);
+
 namespace GraphQL\Executor\Promise;
 
+use GraphQL\Executor\Promise\Adapter\SyncPromise;
 use GraphQL\Utils\Utils;
+use React\Promise\Promise as ReactPromise;
 
 /**
  * Convenience wrapper for promises represented by Promise Adapter
  */
 class Promise
 {
-    private $adapter;
-
+    /** @var SyncPromise|ReactPromise */
     public $adoptedPromise;
 
+    /** @var PromiseAdapter */
+    private $adapter;
+
     /**
-     * Promise constructor.
-     *
      * @param mixed $adoptedPromise
-     * @param PromiseAdapter $adapter
      */
     public function __construct($adoptedPromise, PromiseAdapter $adapter)
     {
-        Utils::invariant(!$adoptedPromise instanceof self, 'Expecting promise from adapted system, got ' . __CLASS__);
+        Utils::invariant(! $adoptedPromise instanceof self, 'Expecting promise from adapted system, got ' . self::class);
 
-        $this->adapter = $adapter;
+        $this->adapter        = $adapter;
         $this->adoptedPromise = $adoptedPromise;
     }
 
     /**
-     * @param callable|null $onFulfilled
-     * @param callable|null $onRejected
-     *
      * @return Promise
      */
-    public function then(callable $onFulfilled = null, callable $onRejected = null)
+    public function then(?callable $onFulfilled = null, ?callable $onRejected = null)
     {
         return $this->adapter->then($this, $onFulfilled, $onRejected);
     }