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<?php
namespace Dgame\Optional;
use function Dgame\Ensurance\enforce;
/**
* Class Some
* @package Dgame\Optional
*/
final class Some extends AbstractOptional
{
* @var mixed
private $value;
* Some constructor.
*
* @param $value
public function __construct($value)
enforce($value !== null)->orThrow('Value cannot be null');
$this->value = $value;
}
* @param mixed $value
* @return bool
public function isSome(&$value = null): bool
$value = $this->value;
return true;
* @return mixed
public function unwrap()
return $this->value;
* @param callable $callback
* @return OptionalInterface
public function ensure(callable $callback): OptionalInterface
return $callback($this->value) ? $this : None::instance();
public function isEqualTo($value): bool
return $value == $this->value;
public function isIdenticalTo($value): bool
return $value === $this->value;
Dgame /
php-optional
