From f80076f5aac9c8ba05c06eb59febe1517c0b58f6 Mon Sep 17 00:00:00 2001
From: Reedy <reedy@wikimedia.org>
Date: Mon, 14 Oct 2024 15:43:12 +0100
Subject: [PATCH] SpecialLintErrors: Fix phan failure due to MW core change

Caused by 7be5a303d162ad525e69fa57820ac6108ce175b2

Bug: T377145
Change-Id: Id9cd01a392ef620aecac6254f643c53a8f94a8c3
---
 includes/SpecialLintErrors.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/includes/SpecialLintErrors.php b/includes/SpecialLintErrors.php
index fcd77da7..cf0aa22f 100644
--- a/includes/SpecialLintErrors.php
+++ b/includes/SpecialLintErrors.php
@@ -209,8 +209,8 @@ class SpecialLintErrors extends SpecialPage {
 			}
 		);
 		if ( $request->getCheck( 'wpNamespaceRestrictions' ) ) {
-			$namespaceRequestValues = $request->getRawVal( 'wpNamespaceRestrictions' );
-			if ( strlen( $namespaceRequestValues ) > 0 ) {
+			$namespaceRequestValues = $request->getRawVal( 'wpNamespaceRestrictions' ) ?? '';
+			if ( $namespaceRequestValues !== '' ) {
 				$namespaceIDs = array_map( 'intval', explode( "\n", $namespaceRequestValues ) );
 				// Security measure: only allow active namespace IDs to reach the query
 				$namespaces = array_values( array_intersect( $activeNamespaces, $namespaceIDs ) );