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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\DependencyInjection\Compiler;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\Exception\EnvParameterException;
/**
* This class is used to remove circular dependencies between individual passes.
*
* @author Johannes M. Schmitt <schmittjoh@gmail.com>
*/
class Compiler
{
private $passConfig;
private $log = [];
private $serviceReferenceGraph;
public function __construct()
{
$this->passConfig = new PassConfig();
$this->serviceReferenceGraph = new ServiceReferenceGraph();
}
/**
* Returns the PassConfig.
*
* @return PassConfig The PassConfig instance
*/
public function getPassConfig()
{
return $this->passConfig;
}
/**
* Returns the ServiceReferenceGraph.
*
* @return ServiceReferenceGraph The ServiceReferenceGraph instance
*/
public function getServiceReferenceGraph()
{
return $this->serviceReferenceGraph;
}
/**
* Adds a pass to the PassConfig.
*
* @param string $type The type of the pass
* @param int $priority Used to sort the passes
*/
public function addPass(CompilerPassInterface $pass, $type = PassConfig::TYPE_BEFORE_OPTIMIZATION, int $priority = 0)
{
$this->passConfig->addPass($pass, $type, $priority);
}
/**
* @final
*/
public function log(CompilerPassInterface $pass, string $message)
{
if (str_contains($message, "\n")) {
$message = str_replace("\n", "\n".\get_class($pass).': ', trim($message));
}
$this->log[] = \get_class($pass).': '.$message;
}
/**
* Returns the log.
*
* @return array Log array
*/
public function getLog()
{
return $this->log;
}
/**
* Run the Compiler and process all Passes.
*/
public function compile(ContainerBuilder $container)
{
try {
foreach ($this->passConfig->getPasses() as $pass) {
$pass->process($container);
}
} catch (\Exception $e) {
$usedEnvs = [];
$prev = $e;
do {
$msg = $prev->getMessage();
if ($msg !== $resolvedMsg = $container->resolveEnvPlaceholders($msg, null, $usedEnvs)) {
$r = new \ReflectionProperty($prev, 'message');
$r->setAccessible(true);
$r->setValue($prev, $resolvedMsg);
}
} while ($prev = $prev->getPrevious());
if ($usedEnvs) {
$e = new EnvParameterException($usedEnvs, $e);
}
throw $e;
} finally {
$this->getServiceReferenceGraph()->clear();
}
}
}
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