BaseComparator.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\Filesystem\Finder\Comparator;
 
use InvalidArgumentException;
 
abstract class BaseComparator
{
    private string $target = '';
    private string $operator = '==';
 
    public function getTarget(): string
    {
        return $this->target;
    }
 
    public function setTarget(string $target): void
    {
        $this->target = $target;
    }
 
    public function getOperator(): string
    {
        return $this->operator;
    }
 
    public function setOperator(string $operator): void
    {
        if ($operator === '') {
            $operator = '==';
        }
 
        if (!in_array($operator, ['>', '<', '>=', '<=', '==', '!='])) {
            throw new InvalidArgumentException(sprintf('Invalid operator "%s".', $operator));
        }
 
        $this->operator = $operator;
    }
 
    public function test(string $test): bool
    {
        return match ($this->operator) {
            '>' => $test > $this->target,
            '>=' => $test >= $this->target,
            '<' => $test < $this->target,
            '<=' => $test <= $this->target,
            '!=' => $test !== $this->target,
            default => $test === $this->target,
        };
    }
}