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<?php
/**
* This file is part of PHP Mess Detector.
*
* Copyright (c) Manuel Pichler <mapi@phpmd.org>.
* All rights reserved.
*
* Licensed under BSD License
* For full copyright and license information, please see the LICENSE file.
* Redistributions of files must retain the above copyright notice.
*
* @author Manuel Pichler <mapi@phpmd.org>
* @copyright Manuel Pichler. All rights reserved.
* @license https://opensource.org/licenses/bsd-license.php BSD License
* @link http://phpmd.org/
*/
namespace PHPMD\Rule\CleanCode;
use PHPMD\AbstractNode;
use PHPMD\AbstractRule;
use PHPMD\Rule\ClassAware;
use PHPMD\Rule\FunctionAware;
use PHPMD\Rule\MethodAware;
/**
* Error Control Operators Rule
*
* This rule detects usage of error control operator (@).
*
* @author Kamil Szymanaski <kamil.szymanski@gmail.com>
* @link http://php.net/manual/en/language.operators.errorcontrol.php
*/
class ErrorControlOperator extends AbstractRule implements MethodAware, FunctionAware
{
/**
* Loops trough all class or function nodes and looks for '@' sign.
*
* @param AbstractNode $node
* @return void
*/
public function apply(AbstractNode $node)
{
foreach ($node->findChildrenOfType('UnaryExpression') as $unaryExpression) {
if ($unaryExpression->getImage() === '@') {
$this->addViolation($node, array($unaryExpression->getBeginLine()));
}
}
}
}