php/php.editor/test/unit/data/testfiles/verification/testIssue270237Fix03.php.testIssue270237Fix03b.fixed

<?php

interface FooInterface
{
    public function someMethod(?string $string, int $int): ?self;
}

class Foo implements FooInterface
{
    public function someMethod(?string $string, int $int) {
        
    }

}