Merge pull request #3 from Happyr/sf5

Support Symfony 5.0

DependencyInjection/Configuration.php

@@ -16,12 +16,8 @@ class Configuration implements ConfigurationInterface
     public function getConfigTreeBuilder()
     {
         $treeBuilder = new TreeBuilder('happyr_event_tracker');
-        // Keep compatibility with symfony/config < 4.2
-        if (!\method_exists($treeBuilder, 'getRootNode')) {
-            $rootNode = $treeBuilder->root('happyr_event_tracker');
-        } else {
-            $rootNode = $treeBuilder->getRootNode();
-        }
+        $rootNode = $treeBuilder->getRootNode();
+
 
         $rootNode->children()
             ->append($this->getEventNode())
@@ -36,8 +32,8 @@ public function getConfigTreeBuilder()
      */
     private function getEventNode()
     {
-        $treeBuilder = new TreeBuilder();
-        $node = $treeBuilder->root('events');
+        $treeBuilder = new TreeBuilder('events');
+        $node = $treeBuilder->getRootNode();
         $node
             ->isRequired()
             ->useAttributeAsKey('event')

composer.json

@@ -14,8 +14,10 @@
     "require": {
         "php": "^7.2",
         "doctrine/orm": "^2.6",
-        "symfony/event-dispatcher": "^2.3 || ^3.4 || ^4.4 || ^5.0",
-        "symfony/security": "^3.4 || ^4.4 || ^4.0"
+        "symfony/config": "^4.4 || ^5.0",
+        "symfony/event-dispatcher": "^4.4 || ^5.0",
+        "symfony/http-kernel": "^4.4 || ^5.0",
+        "symfony/security": "^4.4 || ^5.0"
     },
     "autoload": {
         "psr-4": {