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;
  }

}