From af722d5f6764dbd1a2230b63e332cb2d837a5036 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Murat=20SA=C3=87?= <muratsac@mail.com>
Date: Mon, 4 Nov 2019 13:33:16 +0300
Subject: [PATCH] Return annotation fix & return type (#57)

---
 src/Customer.php | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/Customer.php b/src/Customer.php
index 20c6fb4..062bb5b 100644
--- a/src/Customer.php
+++ b/src/Customer.php
@@ -99,9 +99,9 @@ public function customAttributes()
     /**
      * Find a Customer by External ID. Returns only first result!
      * @param string $externalId
-     * @return Customer
+     * @return Customer|null
      */
-    public static function findByExternalId($externalId)
+    public static function findByExternalId($externalId): ?Customer
     {
         if (gettype($externalId) == 'string') {
             $externalId = ['external_id' => $externalId];
@@ -111,9 +111,9 @@ public static function findByExternalId($externalId)
 
         if (is_null($response)) {
             return null;
-        } else {
-            return $response->first();
         }
+
+        return $response->first();
     }
 
     /**