From f9ced3ada0d6f4a3d2dd3de65a7f5c6279037ae8 Mon Sep 17 00:00:00 2001
From: farid saravi <f.saravi@yahoo.com>
Date: Sun, 14 Jul 2019 18:54:57 +0430
Subject: [PATCH] add HasMany and BelongsTo return types

---
 src/NodeTrait.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/NodeTrait.php b/src/NodeTrait.php
index b921984..fcca698 100644
--- a/src/NodeTrait.php
+++ b/src/NodeTrait.php
@@ -224,7 +224,7 @@ public function refreshNode()
      *
      * @return BelongsTo
      */
-    public function parent()
+    public function parent() : BelongsTo
     {
         return $this->belongsTo(get_class($this), $this->getParentIdName())
             ->setModel($this);
@@ -235,7 +235,7 @@ public function parent()
      *
      * @return HasMany
      */
-    public function children()
+    public function children() : HasMany
     {
         return $this->hasMany(get_class($this), $this->getParentIdName())
             ->setModel($this);