BitSet.php

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<?php
 
declare(strict_types=1);
 
/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */
 
namespace ‪TYPO3\CMS\Core\Type;
 
class ‪BitSet
{
    private ‪$set;
 
    public function ‪__construct(int ‪$set = 0)
    {
        $this->set = ‪$set;
    }
 
    public function set(int $bitIndex): void
    {
        $this->set |= $bitIndex;
    }
 
    public function ‪setValue(int $bitIndex, bool $value): void
    {
        if ($value) {
            $this->set($bitIndex);
        } else {
            $this->‪unset($bitIndex);
        }
    }
 
    public function ‪unset(int $bitIndex): void
    {
        $this->set &= ~$bitIndex;
    }
 
    public function get(int $bitIndex): bool
    {
        return ($bitIndex & $this->set) === $bitIndex;
    }
 
    public function ‪clear(): void
    {
        $this->set = 0;
    }
 
    public function ‪and(‪BitSet ‪$set): void
    {
        $this->set &= $set->‪__toInt();
    }
 
    public function ‪or(‪BitSet ‪$set): void
    {
        $this->set |= $set->‪__toInt();
    }
 
    public function ‪xor(‪BitSet ‪$set): void
    {
        $this->set ^= $set->‪__toInt();
    }
 
    public function ‪andNot(‪BitSet ‪$set): void
    {
        $this->set &= ~$set->‪__toInt();
    }
 
    public function ‪__toInt(): int
    {
        return ‪$this->set;
    }
 
    public function ‪__toString(): string
    {
        return '0b' . decbin($this->set);
    }
}