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   1  <?php
   2  
   3  /*
   4   * This file is part of the Symfony package.
   5   *
   6   * (c) Fabien Potencier <[email protected]>
   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 Symfony\Component\VarDumper\Caster;
  13  
  14  use Symfony\Component\VarDumper\Cloner\Stub;
  15  
  16  /**
  17   * Casts a caster's Stub.
  18   *
  19   * @author Nicolas Grekas <[email protected]>
  20   *
  21   * @final
  22   */
  23  class StubCaster
  24  {
  25      public static function castStub(Stub $c, array $a, Stub $stub, bool $isNested)
  26      {
  27          if ($isNested) {
  28              $stub->type = $c->type;
  29              $stub->class = $c->class;
  30              $stub->value = $c->value;
  31              $stub->handle = $c->handle;
  32              $stub->cut = $c->cut;
  33              $stub->attr = $c->attr;
  34  
  35              if (Stub::TYPE_REF === $c->type && !$c->class && \is_string($c->value) && !preg_match('//u', $c->value)) {
  36                  $stub->type = Stub::TYPE_STRING;
  37                  $stub->class = Stub::STRING_BINARY;
  38              }
  39  
  40              $a = [];
  41          }
  42  
  43          return $a;
  44      }
  45  
  46      public static function castCutArray(CutArrayStub $c, array $a, Stub $stub, bool $isNested)
  47      {
  48          return $isNested ? $c->preservedSubset : $a;
  49      }
  50  
  51      public static function cutInternals($obj, array $a, Stub $stub, bool $isNested)
  52      {
  53          if ($isNested) {
  54              $stub->cut += \count($a);
  55  
  56              return [];
  57          }
  58  
  59          return $a;
  60      }
  61  
  62      public static function castEnum(EnumStub $c, array $a, Stub $stub, bool $isNested)
  63      {
  64          if ($isNested) {
  65              $stub->class = $c->dumpKeys ? '' : null;
  66              $stub->handle = 0;
  67              $stub->value = null;
  68              $stub->cut = $c->cut;
  69              $stub->attr = $c->attr;
  70  
  71              $a = [];
  72  
  73              if ($c->value) {
  74                  foreach (array_keys($c->value) as $k) {
  75                      $keys[] = !isset($k[0]) || "\0" !== $k[0] ? Caster::PREFIX_VIRTUAL.$k : $k;
  76                  }
  77                  // Preserve references with array_combine()
  78                  $a = array_combine($keys, $c->value);
  79              }
  80          }
  81  
  82          return $a;
  83      }
  84  }