ConjunctionInterceptor.php

<?php

namespace TYPO3\PharStreamWrapper\Interceptor;


/*
 * This file is part of the TYPO3 project.
 *
 * It is free software; you can redistribute it and/or modify it under the terms
 * of the MIT License (MIT). For the full copyright and license information,
 * please read the LICENSE file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */
use TYPO3\PharStreamWrapper\Assertable;
use TYPO3\PharStreamWrapper\Exception;
class ConjunctionInterceptor implements Assertable {
    
    /**
     * @var Assertable[]
     */
    private $assertions;
    public function __construct(array $assertions) {
        $this->assertAssertions($assertions);
        $this->assertions = $assertions;
    }
    
    /**
     * Executes assertions based on all contained assertions.
     *
     * @param string $path
     * @param string $command
     * @return bool
     * @throws Exception
     */
    public function assert($path, $command) {
        if ($this->invokeAssertions($path, $command)) {
            return true;
        }
        throw new Exception(sprintf('Assertion failed in "%s"', $path), 1539625084);
    }
    
    /**
     * @param Assertable[] $assertions
     */
    private function assertAssertions(array $assertions) {
        foreach ($assertions as $assertion) {
            if (!$assertion instanceof Assertable) {
                throw new \InvalidArgumentException(sprintf('Instance %s must implement Assertable', get_class($assertion)), 1539624719);
            }
        }
    }
    
    /**
     * @param string $path
     * @param string $command
     * @return bool
     */
    private function invokeAssertions($path, $command) {
        try {
            foreach ($this->assertions as $assertion) {
                if (!$assertion->assert($path, $command)) {
                    return false;
                }
            }
        } catch (Exception $exception) {
            return false;
        }
        return true;
    }

}