From f822e807d78c290cf6a7b4472796558622b7db2b Mon Sep 17 00:00:00 2001
From: smiley <codemasher@users.noreply.github.com>
Date: Wed, 16 Oct 2024 10:22:02 +0200
Subject: [PATCH] :octocat: regex fix (#282)

---
 src/Data/AlphaNum.php       | 2 +-
 tests/Data/AlphaNumTest.php | 9 +++++++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/Data/AlphaNum.php b/src/Data/AlphaNum.php
index 5bcd0ce0e..065b26006 100644
--- a/src/Data/AlphaNum.php
+++ b/src/Data/AlphaNum.php
@@ -36,7 +36,7 @@ final class AlphaNum extends QRDataModeAbstract{
 	}
 
 	public static function validateString(string $string):bool{
-		return (bool)preg_match('#^['.self::CHAR_MAP.']+$#', $string);
+		return (bool)preg_match('/^[A-Z\d %$*+-.:\/]+$/', $string);
 	}
 
 	public function write(BitBuffer $bitBuffer, int $versionNumber):static{
diff --git a/tests/Data/AlphaNumTest.php b/tests/Data/AlphaNumTest.php
index deeeb198f..eeb2c2631 100644
--- a/tests/Data/AlphaNumTest.php
+++ b/tests/Data/AlphaNumTest.php
@@ -34,6 +34,15 @@ final class AlphaNumTest extends DataInterfaceTestAbstract{
 		return [
 			['ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890 $%*+-./:', true],
 			['abc', false],
+			['ÄÖÜ', false],
+			[',', true],
+			['-', true],
+			['+', true],
+			['.', true],
+			['*', true],
+			[':', true],
+			['/', true],
+			['\\', false],
 		];
 	}