Chris@0: <?php
Chris@0: 
Chris@0: /*
Chris@0:  * This file is part of the Prophecy.
Chris@0:  * (c) Konstantin Kudryashov <ever.zet@gmail.com>
Chris@0:  *     Marcello Duarte <marcello.duarte@gmail.com>
Chris@0:  *
Chris@0:  * For the full copyright and license information, please view the LICENSE
Chris@0:  * file that was distributed with this source code.
Chris@0:  */
Chris@0: 
Chris@0: namespace Prophecy\Argument\Token;
Chris@0: 
Chris@0: /**
Chris@0:  * Logical NOT token.
Chris@0:  *
Chris@0:  * @author Boris Mikhaylov <kaguxmail@gmail.com>
Chris@0:  */
Chris@0: class LogicalNotToken implements TokenInterface
Chris@0: {
Chris@0:     /** @var \Prophecy\Argument\Token\TokenInterface  */
Chris@0:     private $token;
Chris@0: 
Chris@0:     /**
Chris@0:      * @param mixed $value exact value or token
Chris@0:      */
Chris@0:     public function __construct($value)
Chris@0:     {
Chris@0:         $this->token = $value instanceof TokenInterface? $value : new ExactValueToken($value);
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * Scores 4 when preset token does not match the argument.
Chris@0:      *
Chris@0:      * @param $argument
Chris@0:      *
Chris@0:      * @return bool|int
Chris@0:      */
Chris@0:     public function scoreArgument($argument)
Chris@0:     {
Chris@0:         return false === $this->token->scoreArgument($argument) ? 4 : false;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * Returns true if preset token is last.
Chris@0:      *
Chris@0:      * @return bool|int
Chris@0:      */
Chris@0:     public function isLast()
Chris@0:     {
Chris@0:         return $this->token->isLast();
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * Returns originating token.
Chris@0:      *
Chris@0:      * @return TokenInterface
Chris@0:      */
Chris@0:     public function getOriginatingToken()
Chris@0:     {
Chris@0:         return $this->token;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * Returns string representation for token.
Chris@0:      *
Chris@0:      * @return string
Chris@0:      */
Chris@0:     public function __toString()
Chris@0:     {
Chris@0:         return sprintf('not(%s)', $this->token);
Chris@0:     }
Chris@0: }