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<?php
/*
* This file is part of the Prophecy.
* (c) Konstantin Kudryashov <[email protected]>
* Marcello Duarte <[email protected]>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Prophecy\Argument\Token;
use Prophecy\Exception\InvalidArgumentException;
/**
* Value type token.
*
* @author Konstantin Kudryashov <[email protected]>
*/
class TypeToken implements TokenInterface
{
private $type;
/**
* @param string $type
*/
public function __construct($type)
{
$checker = "is_{$type}";
if (!function_exists($checker) && !interface_exists($type) && !class_exists($type)) {
throw new InvalidArgumentException(sprintf(
'Type or class name expected as an argument to TypeToken, but got %s.', $type
));
}
$this->type = $type;
}
/**
* Scores 5 if argument has the same type this token was constructed with.
*
* @param $argument
*
* @return bool|int
*/
public function scoreArgument($argument)
{
$checker = "is_{$this->type}";
if (function_exists($checker)) {
return call_user_func($checker, $argument) ? 5 : false;
}
return $argument instanceof $this->type ? 5 : false;
}
/**
* Returns false.
*
* @return bool
*/
public function isLast()
{
return false;
}
/**
* Returns string representation for token.
*
* @return string
*/
public function __toString()
{
return sprintf('type(%s)', $this->type);
}
}
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