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Throw an exception is expression language is not installed

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This commit is contained in:
Samuel ROZE 2017-12-03 13:07:37 +00:00
parent c927c481aa
commit 75b21e9c86
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1 changed files with 5 additions and 0 deletions
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src/Symfony/Component/DependencyInjection/Compiler/AnalyzeServiceReferencesPass.php
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@ -14,6 +14,7 @@ namespace Symfony\Component\DependencyInjection\Compiler;
use Symfony\Component\DependencyInjection\Argument\ArgumentInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\DependencyInjection\Definition;
use Symfony\Component\DependencyInjection\Exception\RuntimeException;
use Symfony\Component\DependencyInjection\ExpressionLanguage;
use Symfony\Component\DependencyInjection\Reference;
use Symfony\Component\DependencyInjection\ContainerBuilder;
@ -155,6 +156,10 @@ class AnalyzeServiceReferencesPass extends AbstractRecursivePass implements Repe
private function getExpressionLanguage()
{
if (null === $this->expressionLanguage) {
if (!class_exists('Symfony\Component\ExpressionLanguage\ExpressionLanguage')) {
throw new RuntimeException('Unable to use expressions as the Symfony ExpressionLanguage component is not installed.');
}
$providers = $this->container->getExpressionLanguageProviders();
$this->expressionLanguage = new ExpressionLanguage(null, $providers, function ($arg) {
if ('""' === substr_replace($arg, '', 1, -1)) {