Viewing file:  GenericRule.php (1.91 KB) -rw-r--r--
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<?php declare(strict_types=1);
/*
* This file is part of Composer.
*
* (c) Nils Adermann <naderman@naderman.de>
* Jordi Boggiano <j.boggiano@seld.be>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Composer\DependencyResolver;
/**
* @author Nils Adermann <naderman@naderman.de>
*/
class GenericRule extends Rule
{
/** @var list<int> */
protected $literals;
/**
* @param list<int> $literals
*/
public function __construct(array $literals, $reason, $reasonData)
{
parent::__construct($reason, $reasonData);
// sort all packages ascending by id
sort($literals);
$this->literals = $literals;
}
/**
* @return list<int>
*/
public function getLiterals(): array
{
return $this->literals;
}
/**
* @inheritDoc
*/
public function getHash()
{
$data = unpack('ihash', md5(implode(',', $this->literals), true));
return $data['hash'];
}
/**
* Checks if this rule is equal to another one
*
* Ignores whether either of the rules is disabled.
*
* @param Rule $rule The rule to check against
* @return bool Whether the rules are equal
*/
public function equals(Rule $rule): bool
{
return $this->literals === $rule->getLiterals();
}
public function isAssertion(): bool
{
return 1 === \count($this->literals);
}
/**
* Formats a rule as a string of the format (Literal1|Literal2|...)
*/
public function __toString(): string
{
$result = $this->isDisabled() ? 'disabled(' : '(';
foreach ($this->literals as $i => $literal) {
if ($i !== 0) {
$result .= '|';
}
$result .= $literal;
}
$result .= ')';
return $result;
}
}
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