From 8debcc57037c21e7e45d9f4c9439079e6b80a15d Mon Sep 17 00:00:00 2001
From: Propaganistas <Propaganistas@users.noreply.github.com>
Date: Thu, 26 Jan 2023 14:02:08 +0100
Subject: [PATCH] Fix lowercase validation

---
 src/Traits/ParsesCountries.php | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/src/Traits/ParsesCountries.php b/src/Traits/ParsesCountries.php
index cbf4d09..cb1dd9b 100644
--- a/src/Traits/ParsesCountries.php
+++ b/src/Traits/ParsesCountries.php
@@ -15,7 +15,7 @@ trait ParsesCountries
      */
     public static function isValidCountryCode($country)
     {
-        return in_array($country, PhoneNumberUtil::getInstance()->getSupportedRegions());
+        return in_array(strtoupper($country), array_map('strtoupper', PhoneNumberUtil::getInstance()->getSupportedRegions()));
     }
 
     /**
@@ -31,11 +31,10 @@ protected function parseCountries($countries)
                 /** @phpstan-ignore-next-line */
                 return is_null($value);
             })
-            ->map(function ($country) {
-                return strtoupper($country);
-            })
             ->filter(function ($value) {
                 return static::isValidCountryCode($value);
+            })->map(function ($value) {
+                return strtoupper($value);
             })->toArray();
     }
 }