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<?php
namespace Zenstruck\Callback\Parameter;
use Zenstruck\Callback\Argument;
use Zenstruck\Callback\Exception\UnresolveableArgument;
use Zenstruck\Callback\Parameter;
use Zenstruck\Callback\ValueFactory;
/**
* @author Kevin Bond <[email protected]>
*/
final class TypedParameter extends Parameter
{
/** @var string */
private $type;
/** @var mixed */
private $value;
/** @var int */
private $options;
* @param string $type The supported type (native or class)
* @param mixed|ValueFactory $value
* @param int $options {@see Argument::supports()}
public function __construct(string $type, $value, int $options = Argument::EXACT|Argument::COVARIANCE|Argument::CONTRAVARIANCE|Argument::VERY_STRICT)
$this->type = $type;
$this->value = $value;
$this->options = $options;
}
public function type(): string
return $this->type;
protected function valueFor(Argument $argument)
if (!$argument->hasType()) {
throw new UnresolveableArgument('Argument has no type.');
if ($argument->supports($this->type, $this->options)) {
return $this->value;
throw new UnresolveableArgument('Unable to resolve.');
zenstruck /
callback
