__toString() public method

__toString.
public __toString ( ) : string
return string The service identifier
 private function addBroadcaster($broadcaster, array $attributes, Reference $reference, Definition $definition, ContainerBuilder $container)
 {
     $definition->addMethodCall('add', [$attributes['alias'], $broadcaster]);
     // Register an alias for each broadcaster
     if (!$container->hasDefinition('ekko.broadcaster.' . $attributes['alias'])) {
         $container->setAlias('ekko.broadcaster.' . $attributes['alias'], $reference->__toString());
     }
 }
 /**
  * @param string    $expectedId
  * @param Reference $actualReference
  */
 private function assertReferenceEquals($expectedId, Reference $actualReference)
 {
     $this->assertEquals($expectedId, $actualReference->__toString());
 }