git.stricted.de - GitHub/WoltLab/WCF.git/blob

   1 <?php
   2 /**
   3  * PHP-DI
   4  *
   5  * @link      http://php-di.org/
   6  * @copyright Matthieu Napoli (http://mnapoli.fr/)
   7  * @license   http://www.opensource.org/licenses/mit-license.php MIT (see the LICENSE file)
   8  */
   9
  10 namespace DI\Definition\Dumper;
  11
  12 use DI\Definition\Definition;
  13
  14 /**
  15  * Dispatch a definition to the appropriate dumper.
  16  *
  17  * @since 4.1
  18  * @author Matthieu Napoli <matthieu@mnapoli.fr>
  19  */
  20 class DefinitionDumperDispatcher implements DefinitionDumper
  21 {
  22     /**
  23      * Definition dumpers, indexed by the class of the definition they can dump.
  24      *
  25      * @var DefinitionDumper[]|null
  26      */
  27     private $dumpers = [];
  28
  29     public function __construct($dumpers = null)
  30     {
  31         $this->dumpers = $dumpers;
  32     }
  33
  34     /**
  35      * {@inheritdoc}
  36      */
  37     public function dump(Definition $definition)
  38     {
  39         $this->initialize();
  40
  41         $class = get_class($definition);
  42
  43         if (! array_key_exists($class, $this->dumpers)) {
  44             throw new \RuntimeException(sprintf(
  45                 'There is no DefinitionDumper capable of dumping this definition of type %s',
  46                 $class
  47             ));
  48         }
  49
  50         $dumper = $this->dumpers[$class];
  51
  52         return $dumper->dump($definition);
  53     }
  54
  55     private function initialize()
  56     {
  57         if ($this->dumpers === null) {
  58             $this->dumpers = [
  59                 'DI\Definition\ValueDefinition'               => new ValueDefinitionDumper(),
  60                 'DI\Definition\FactoryDefinition'             => new FactoryDefinitionDumper(),
  61                 'DI\Definition\DecoratorDefinition'           => new DecoratorDefinitionDumper(),
  62                 'DI\Definition\AliasDefinition'               => new AliasDefinitionDumper(),
  63                 'DI\Definition\ObjectDefinition'              => new ObjectDefinitionDumper(),
  64                 'DI\Definition\EnvironmentVariableDefinition' => new EnvironmentVariableDefinitionDumper(),
  65             ];
  66         }
  67     }
  68 }