From 7530ba893fd038b470d935d296ea0c4a521dd3cf Mon Sep 17 00:00:00 2001
From: jrfnl <jrfnl@users.noreply.github.com>
Date: Thu, 30 Nov 2023 15:35:53 +0100
Subject: [PATCH] Autoload: minor defensive coding

---
 phpunitpolyfills-autoload.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/phpunitpolyfills-autoload.php b/phpunitpolyfills-autoload.php
index ab03f4d..ca96107 100644
--- a/phpunitpolyfills-autoload.php
+++ b/phpunitpolyfills-autoload.php
@@ -35,7 +35,7 @@ public static function load( $className ) {
 			if ( $className === 'Error' || $className === 'TypeError' ) {
 				$file = \realpath( __DIR__ . '/src/Exceptions/' . $className . '.php' );
 
-				if ( \file_exists( $file ) === true ) {
+				if ( \is_string( $file ) && \file_exists( $file ) === true ) {
 					require_once $file;
 					return true;
 				}
@@ -128,7 +128,7 @@ public static function load( $className ) {
 				default:
 					$file = \realpath( __DIR__ . '/src/' . \strtr( \substr( $className, 23 ), '\\', '/' ) . '.php' );
 
-					if ( \file_exists( $file ) === true ) {
+					if ( \is_string( $file ) && \file_exists( $file ) === true ) {
 						require_once $file;
 						return true;
 					}