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/vendor/twig/twig/src/Extension/ -> DebugExtension.php (source)

   1  <?php
   2  
   3  /*
   4   * This file is part of Twig.
   5   *
   6   * (c) Fabien Potencier
   7   *
   8   * For the full copyright and license information, please view the LICENSE
   9   * file that was distributed with this source code.
  10   */
  11  
  12  namespace Twig\Extension {
  13  use Twig\TwigFunction;
  14  
  15  final class DebugExtension extends AbstractExtension
  16  {
  17      public function getFunctions()
  18      {
  19          // dump is safe if var_dump is overridden by xdebug
  20          $isDumpOutputHtmlSafe = \extension_loaded('xdebug')
  21              // false means that it was not set (and the default is on) or it explicitly enabled
  22              && (false === ini_get('xdebug.overload_var_dump') || ini_get('xdebug.overload_var_dump'))
  23              // false means that it was not set (and the default is on) or it explicitly enabled
  24              // xdebug.overload_var_dump produces HTML only when html_errors is also enabled
  25              && (false === ini_get('html_errors') || ini_get('html_errors'))
  26              || 'cli' === \PHP_SAPI
  27          ;
  28  
  29          return [
  30              new TwigFunction('dump', 'twig_var_dump', ['is_safe' => $isDumpOutputHtmlSafe ? ['html'] : [], 'needs_context' => true, 'needs_environment' => true, 'is_variadic' => true]),
  31          ];
  32      }
  33  }
  34  
  35  class_alias('Twig\Extension\DebugExtension', 'Twig_Extension_Debug');
  36  }
  37  
  38  namespace {
  39  use Twig\Environment;
  40  use Twig\Template;
  41  use Twig\TemplateWrapper;
  42  
  43  function twig_var_dump(Environment $env, $context, ...$vars)
  44  {
  45      if (!$env->isDebug()) {
  46          return;
  47      }
  48  
  49      ob_start();
  50  
  51      if (!$vars) {
  52          $vars = [];
  53          foreach ($context as $key => $value) {
  54              if (!$value instanceof Template && !$value instanceof TemplateWrapper) {
  55                  $vars[$key] = $value;
  56              }
  57          }
  58  
  59          var_dump($vars);
  60      } else {
  61          var_dump(...$vars);
  62      }
  63  
  64      return ob_get_clean();
  65  }
  66  }


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