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bug #27710 [DependencyInjection] fix handling of empty DI extension configs (xabbuh)

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This PR was merged into the 4.1 branch.

Discussion
----------

[DependencyInjection] fix handling of empty DI extension configs

| Q             | A
| ------------- | ---
| Branch?       | 4.1
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #27707
| License       | MIT
| Doc PR        |

Commits
-------

05d4bcb987 fix handling of empty DI extension configs
This commit is contained in:
Nicolas Grekas 2018-06-29 19:32:51 +02:00
commit d4561e4a65
1 changed files with 1 additions and 1 deletions
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2
src/Symfony/Component/DependencyInjection/Compiler/ValidateEnvPlaceholdersPass.php
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@ -65,7 +65,7 @@ class ValidateEnvPlaceholdersPass implements CompilerPassInterface
$processor = new Processor();
foreach ($extensions as $name => $extension) {
if (!$extension instanceof ConfigurationExtensionInterface || !$config = $container->getExtensionConfig($name)) {
if (!$extension instanceof ConfigurationExtensionInterface || !$config = array_filter($container->getExtensionConfig($name))) {
// this extension has no semantic configuration or was not called
continue;
}