Viewing file:  Rule2Literals.php (2.61 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>
* @phpstan-import-type ReasonData from Rule
*/
class Rule2Literals extends Rule
{
/** @var int */
protected $literal1;
/** @var int */
protected $literal2;
/**
* @param Rule::RULE_* $reason A RULE_* constant
* @param mixed $reasonData
*
* @phpstan-param ReasonData $reasonData
*/
public function __construct(int $literal1, int $literal2, $reason, $reasonData)
{
parent::__construct($reason, $reasonData);
if ($literal1 < $literal2) {
$this->literal1 = $literal1;
$this->literal2 = $literal2;
} else {
$this->literal1 = $literal2;
$this->literal2 = $literal1;
}
}
/**
* @return list<int>
*/
public function getLiterals(): array
{
return [$this->literal1, $this->literal2];
}
/**
* @inheritDoc
*/
public function getHash()
{
return $this->literal1.','.$this->literal2;
}
/**
* 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 $rule): bool
{
// specialized fast-case
if ($rule instanceof self) {
if ($this->literal1 !== $rule->literal1) {
return false;
}
if ($this->literal2 !== $rule->literal2) {
return false;
}
return true;
}
$literals = $rule->getLiterals();
if (2 !== \count($literals)) {
return false;
}
if ($this->literal1 !== $literals[0]) {
return false;
}
if ($this->literal2 !== $literals[1]) {
return false;
}
return true;
}
/** @return false */
public function isAssertion(): bool
{
return false;
}
/**
* Formats a rule as a string of the format (Literal1|Literal2|...)
*/
public function __toString(): string
{
$result = $this->isDisabled() ? 'disabled(' : '(';
$result .= $this->literal1 . '|' . $this->literal2 . ')';
return $result;
}
}
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