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Fix deprecation for symfony/config 4.2+ #494

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Dec 17, 2018
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Fix deprecation for symfony/config 4.2+ #494

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10 changes: 8 additions & 2 deletions src/DependencyInjection/Configuration.php
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Original file line number Diff line number Diff line change
Expand Up @@ -26,8 +26,14 @@ class Configuration implements ConfigurationInterface
*/
public function getConfigTreeBuilder()
{
$treeBuilder = new TreeBuilder();
$rootNode = $treeBuilder->root('sonata_news');
$treeBuilder = new TreeBuilder('sonata_news');

// Keep compatibility with symfony/config < 4.2
if (!\method_exists($treeBuilder, 'getRootNode')) {
$rootNode = $treeBuilder->root('sonata_news');
} else {
$rootNode = $treeBuilder->getRootNode();
}

$rootNode
->children()
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