From f3760f138dcbaf7a2190336a0378cf1b2190c9f5 Mon Sep 17 00:00:00 2001
From: Alexandre Alapetite <alexandre@alapetite.fr>
Date: Mon, 17 Apr 2023 08:30:21 +0200
Subject: Complete PHPStan Level 6 (#5305)

* Complete PHPStan Level 6
Fix https://github.com/FreshRSS/FreshRSS/issues/4112
And initiate PHPStan Level 7

* PHPStan Level 6 for tests
* Use phpstan/phpstan-phpunit
* Update to PHPStan version 1.10

* Fix mixed bug

* Fix mixed return bug

* Fix paginator bug

* Fix FreshRSS_UserConfiguration

* A couple more Minz_Configuration bug fixes

* A few trivial PHPStan Level 7 fixes

* A few more simple PHPStan Level 7

* More files passing PHPStan Level 7
Add interface to replace removed class from https://github.com/FreshRSS/FreshRSS/pull/5251

* A few more PHPStan Level 7 preparations

* A few last details
---
 app/Models/Search.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'app/Models/Search.php')

diff --git a/app/Models/Search.php b/app/Models/Search.php
index 14d77cb6f..f5b061512 100644
--- a/app/Models/Search.php
+++ b/app/Models/Search.php
@@ -234,11 +234,11 @@ class FreshRSS_Search {
 	}
 
 	/**
-	 * @param array<string> $anArray
+	 * @param array<string>|null $anArray
 	 * @return array<string>
 	 */
-	private static function removeEmptyValues($anArray): array {
-		return empty($anArray) ? [] : array_filter($anArray, function($value) { return $value !== ''; });
+	private static function removeEmptyValues(?array $anArray): array {
+		return empty($anArray) ? [] : array_filter($anArray, static function(string $value) { return $value !== ''; });
 	}
 
 	/**
-- 
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