From 8c695e0c76825d6a7a20b33693444a1ef64a8f25 Mon Sep 17 00:00:00 2001
From: Philip Iezzi <philip@onlime.ch>
Date: Mon, 5 Jun 2023 10:22:55 +0200
Subject: [PATCH] avoid duplicates in fillable/guarded on merge

---
 .../Database/Eloquent/Concerns/GuardsAttributes.php           | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Illuminate/Database/Eloquent/Concerns/GuardsAttributes.php b/src/Illuminate/Database/Eloquent/Concerns/GuardsAttributes.php
index bfb67754beff..b7e0d7dea8c0 100644
--- a/src/Illuminate/Database/Eloquent/Concerns/GuardsAttributes.php
+++ b/src/Illuminate/Database/Eloquent/Concerns/GuardsAttributes.php
@@ -63,7 +63,7 @@ public function fillable(array $fillable)
      */
     public function mergeFillable(array $fillable)
     {
-        $this->fillable = array_merge($this->fillable, $fillable);
+        $this->fillable = array_values(array_unique(array_merge($this->fillable, $fillable)));
 
         return $this;
     }
@@ -101,7 +101,7 @@ public function guard(array $guarded)
      */
     public function mergeGuarded(array $guarded)
     {
-        $this->guarded = array_merge($this->guarded, $guarded);
+        $this->guarded = array_values(array_unique(array_merge($this->guarded, $guarded)));
 
         return $this;
     }