re-fixed [Closes #72]

Author: dg

src/PhpGenerator/Printer.php

@@ -300,7 +300,7 @@ public function printType(?string $type, bool $nullable = false, PhpNamespace $n
 			$type = $namespace->unresolveUnionType($type);
 		}
 		if ($nullable && strcasecmp($type, 'mixed')) {
-			$type = strpos('|', $type) === false
+			$type = strpos($type, '|') === false
 				? '?' . $type
 				: $type . '|null';
 		}

tests/PhpGenerator/expected/ClassType.expect

@@ -43,5 +43,5 @@ abstract class Example extends ParentClass implements IExample, IOne
 	}
 
 
-	abstract public function show($item, array|null &$res = null, ?stdClass|string $bar = null);
+	abstract public function show($item, array|null &$res = null, stdClass|string|null $bar = null);
 }