for testing and deploying your application
for finding and fixing issues
for empowering human code reviews
<?php
declare(strict_types=1);
namespace loophp\combinator\Combinator;
use loophp\combinator\Combinator;
/**
* Class O.
*/
final class O extends Combinator
{
* @var callable
private $f;
private $g;
* O constructor.
*
* @param callable $f
* @param callable $g
public function __construct(callable $f, callable $g)
$this->f = $f;
$this->g = $g;
}
* @return mixed
public function __invoke()
return ($this->g)((($this->f)($this->g)));
loophp /
combinator
