wrap the exception to get information about where the exception comes from

Author: gimler

src/Symfony/Component/DependencyInjection/Compiler/ReplaceAliasByActualDefinitionPass.php

@@ -12,6 +12,7 @@
 namespace Symfony\Component\DependencyInjection\Compiler;
 
 use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
 use Symfony\Component\DependencyInjection\Reference;
 
 /**
@@ -30,6 +31,8 @@ class ReplaceAliasByActualDefinitionPass implements CompilerPassInterface
  * Process the Container to replace aliases with service definitions.
  *
  * @param ContainerBuilder $container
+ *
+ * @throws InvalidArgumentException if the service definition does not exist
  */
  public function process(ContainerBuilder $container)
  {
@@ -39,7 +42,11 @@ public function process(ContainerBuilder $container)
  foreach ($container->getAliases() as $id => $alias) {
  $aliasId = (string) $alias;
 
- $definition = $container->getDefinition($aliasId);
+ try {
+ $definition = $container->getDefinition($aliasId);
+ } catch (InvalidArgumentException $e) {
+ throw new InvalidArgumentException(sprintf('Unable to replace alias "%s" with "%s".', $alias, $id), null, $e);
+ }
 
  if ($definition->isPublic()) {
  continue;