VariablesContext.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\Frontend\Tests\Functional\SiteHandling\Framework\Builder;
 
class ‪VariablesContext implements ‪Applicable
{
    private ‪Variables ‪$variables;
 
    private array ‪$requiredApplicables = [];
 
    public static function ‪create(‪Variables ‪$variables): self
    {
        return new static(‪$variables);
    }
 
    private function ‪__construct(‪Variables ‪$variables)
    {
        $this->variables = ‪$variables;
    }
 
    public function ‪getVariables(): ‪Variables
    {
        return ‪$this->variables;
    }
 
    public function ‪matchesRequiredApplicables(‪Applicable ...$applicables): bool
    {
        if ($this->requiredApplicables === []) {
            return true;
        }
        $missingApplicables = array_udiff(
            $this->requiredApplicables,
            $applicables,
            [$this, 'compareApplicables']
        );
        return count($missingApplicables) === 0;
    }
 
    public function ‪withRequiredApplicables(‪Applicable ...‪$requiredApplicables): self
    {
        $target = clone $this;
        $target->requiredApplicables = ‪$requiredApplicables;
        return $target;
    }
 
    public function ‪describe(): string
    {
        $items = [];
        foreach ($this->variables->getArrayCopy() as $key => $value) {
            $items[] = sprintf('$%s=%s', $key, $this->‪asHumanReadable($value));
        }
        return implode(', ', $items);
    }
 
    private function ‪asHumanReadable($value): string
    {
        if ($value === null) {
            return '<null>';
        }
        if ($value === '') {
            return '<empty>';
        }
        return (string)$value;
    }
 
    private function ‪compareApplicables(‪Applicable $a, ‪Applicable $b): int
    {
        if ($a === $b) {
            return 0;
        }
        return 1;
    }
}