Fix checking DisplayString hex digits

gapple · gapple · commit d7dd628e6383 · 2024-02-13T14:15:01.000-08:00
diff --git a/src/Parser.php b/src/Parser.php
@@ -299,7 +299,7 @@ private static function parseDisplayString(string &$string): DisplayString
                 $hex = substr($string, 0, 2);
                 $string = substr($string, 2);
 
-                if (!preg_match('/^[0-9a-z]{2}$/', $hex)) {
+                if (!preg_match('/^[0-9a-f]{2}$/', $hex)) {
                     throw new ParseException('Invalid hex values in display string');
                 }
 

Original file line number	Diff line number	Diff line change
`@@ -299,7 +299,7 @@ private static function parseDisplayString(string &$string): DisplayString`
`299`	`299`	`$hex = substr($string, 0, 2);`
`300`	`300`	`$string = substr($string, 2);`
`301`	`301`
`302`		`- if (!preg_match('/^[0-9a-z]{2}$/', $hex)) {`
	`302`	`+ if (!preg_match('/^[0-9a-f]{2}$/', $hex)) {`
`303`	`303`	`throw new ParseException('Invalid hex values in display string');`
`304`	`304`	`}`
`305`	`305`