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* This file is part of the Symfony package.
* (c) Fabien Potencier <>
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
namespace Symfony\Component\DependencyInjection\Loader\Configurator;
use Symfony\Component\DependencyInjection\Argument\ArgumentInterface;
use Symfony\Component\DependencyInjection\Definition;
use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
use Symfony\Component\DependencyInjection\Parameter;
use Symfony\Component\DependencyInjection\Reference;
use Symfony\Component\ExpressionLanguage\Expression;
abstract class AbstractConfigurator
const FACTORY = 'unknown';
/** @internal */
protected $definition;
public function __call($method, $args)
if (method_exists($this, 'set'.$method)) {
return $this->{'set'.$method}(...$args);
throw new \BadMethodCallException(sprintf('Call to undefined method %s::%s()', \get_class($this), $method));
* Checks that a value is valid, optionally replacing Definition and Reference configurators by their configure value.
* @param mixed $value
* @param bool $allowServices whether Definition and Reference are allowed; by default, only scalars and arrays are
* @return mixed the value, optionally cast to a Definition/Reference
public static function processValue($value, $allowServices = false)
if (\is_array($value)) {
foreach ($value as $k => $v) {
$value[$k] = static::processValue($v, $allowServices);
return $value;
if ($value instanceof ReferenceConfigurator) {
return new Reference($value->id, $value->invalidBehavior);
if ($value instanceof InlineServiceConfigurator) {
$def = $value->definition;
$value->definition = null;
return $def;
if ($value instanceof self) {
throw new InvalidArgumentException(sprintf('"%s()" can be used only at the root of service configuration files.', $value::FACTORY));
switch (true) {
case null === $value:
case is_scalar($value):
return $value;
case $value instanceof ArgumentInterface:
case $value instanceof Definition:
case $value instanceof Expression:
case $value instanceof Parameter:
case $value instanceof Reference:
if ($allowServices) {
return $value;
throw new InvalidArgumentException(sprintf('Cannot use values of type "%s" in service configuration files.', \is_object($value) ? \get_class($value) : \gettype($value)));
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