From f28ac653a983d4d60d0aff979244a7f52c0cd9c1 Mon Sep 17 00:00:00 2001
From: Igor Nikolaev <igor.sv.n@gmail.com>
Date: Fri, 12 Jul 2019 14:48:49 +0300
Subject: [PATCH] Enable strict types in importable interface.

---
 Importable/ImportableInterface.php | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/Importable/ImportableInterface.php b/Importable/ImportableInterface.php
index d2dfb16..5682cb1 100644
--- a/Importable/ImportableInterface.php
+++ b/Importable/ImportableInterface.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 /**
  * @author    Igor Nikolaev <igor.sv.n@gmail.com>
  * @copyright Copyright (c) 2018-2019, Darvin Studio
@@ -18,12 +18,12 @@ interface ImportableInterface
     public const IMPORT_ID_FIELD = 'importId';
 
     /**
-     * @return string
+     * @return string|null
      */
-    public function getImportId();
+    public function getImportId(): ?string;
 
     /**
-     * @param string $importId Import ID
+     * @param string|null $importId Import ID
      */
-    public function setImportId($importId);
+    public function setImportId(?string $importId): void;
 }