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private function YamlFileLoader::resolveServices in Service Container 7

Same name in this branch
  1. 7 lib/Drupal/Core/DependencyInjection/YamlFileLoader.php \Drupal\Core\DependencyInjection\YamlFileLoader::resolveServices()
  2. 7 modules/providers/service_container_symfony/lib/Symfony/Component/DependencyInjection/Loader/YamlFileLoader.php \Symfony\Component\DependencyInjection\Loader\YamlFileLoader::resolveServices()
Same name and namespace in other branches
  1. 7.2 lib/Drupal/Core/DependencyInjection/YamlFileLoader.php \Drupal\Core\DependencyInjection\YamlFileLoader::resolveServices()

Resolves services.

Parameters

string|array $value:

Return value

array|string|Reference

2 calls to YamlFileLoader::resolveServices()
YamlFileLoader::load in lib/Drupal/Core/DependencyInjection/YamlFileLoader.php
Loads a Yaml file.
YamlFileLoader::parseDefinition in lib/Drupal/Core/DependencyInjection/YamlFileLoader.php
Parses a definition.

File

lib/Drupal/Core/DependencyInjection/YamlFileLoader.php, line 340
Contains \Drupal\Core\DependencyInjection\YamlFileLoader.

Class

YamlFileLoader
YamlFileLoader loads YAML files service definitions.

Namespace

Drupal\Core\DependencyInjection

Code

private function resolveServices($value) {
  if (is_array($value)) {
    $value = array_map(array(
      $this,
      'resolveServices',
    ), $value);
  }
  elseif (is_string($value) && 0 === strpos($value, '@=')) {

    // Not supported.

    //return new Expression(substr($value, 2));
    throw new InvalidArgumentException(sprintf("'%s' is an Expression, but expressions are not supported.", $value));
  }
  elseif (is_string($value) && 0 === strpos($value, '@')) {
    if (0 === strpos($value, '@@')) {
      $value = substr($value, 1);
      $invalidBehavior = null;
    }
    elseif (0 === strpos($value, '@?')) {
      $value = substr($value, 2);
      $invalidBehavior = ContainerInterface::IGNORE_ON_INVALID_REFERENCE;
    }
    else {
      $value = substr($value, 1);
      $invalidBehavior = ContainerInterface::EXCEPTION_ON_INVALID_REFERENCE;
    }
    if ('=' === substr($value, -1)) {
      $value = substr($value, 0, -1);
      $strict = false;
    }
    else {
      $strict = true;
    }
    if (null !== $invalidBehavior) {
      $value = new Reference($value, $invalidBehavior, $strict);
    }
  }
  return $value;
}