From f7132eb34f43e124b6dd45a20bac6f96f531ccd8 Mon Sep 17 00:00:00 2001
From: Jeremiah VALERIE <jeremiah@overblog.com>
Date: Thu, 23 Aug 2018 09:10:10 +0200
Subject: [PATCH] Add undefined property `$promises`

---
 src/Executor/ExecutionContext.php | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/Executor/ExecutionContext.php b/src/Executor/ExecutionContext.php
index f31a444..0a73b1b 100644
--- a/src/Executor/ExecutionContext.php
+++ b/src/Executor/ExecutionContext.php
@@ -2,6 +2,7 @@
 namespace GraphQL\Executor;
 
 use GraphQL\Error\Error;
+use GraphQL\Executor\Promise\PromiseAdapter;
 use GraphQL\Language\AST\FragmentDefinitionNode;
 use GraphQL\Language\AST\OperationDefinitionNode;
 use GraphQL\Type\Schema;
@@ -56,6 +57,11 @@ class ExecutionContext
      */
     public $errors;
 
+    /**
+     * @var PromiseAdapter
+     */
+    public $promises;
+
     public function __construct(
         $schema,
         $fragments,