From a1f8b897afa8795ae5ca9a86965517314a110d6e Mon Sep 17 00:00:00 2001
From: Joby Elliott <joby@Jobys-iMac.local>
Date: Thu, 30 Aug 2018 12:40:42 -0600
Subject: [PATCH] push

---
 src/FlatArrayTrait.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/FlatArrayTrait.php b/src/FlatArrayTrait.php
index 5f4819f..8108405 100644
--- a/src/FlatArrayTrait.php
+++ b/src/FlatArrayTrait.php
@@ -12,6 +12,9 @@ trait FlatArrayTrait
         if ($arr !== null && !is_array($arr)) {
             return;
         }
+        if ($arr === null) {
+            $arr = [];
+        }
         $arr[] = $value;
         $this->set($name, $arr);
     }