adds support for symfony 5 / 6

Author: Elorfin

composer.json

@@ -19,18 +19,18 @@
         }
     },
     "require": {
-        "php": ">=5.5.1",
-        "symfony/framework-bundle": "~2.7|~3.0|~4.0",
-        "symfony/dependency-injection": "~2.7|~3.0|~4.0",
-        "symfony/yaml": "~2.7|~3.0|~4.0",
-        "lightsaml/lightsaml": "~1.1"
+        "php": ">=7.2",
+        "symfony/framework-bundle": "~5.0|~6.0",
+        "symfony/dependency-injection": "~5.0|~6.0",
+        "symfony/yaml": "~5.0|~6.0",
+        "litesaml/lightsaml": "^3.0"
     },
     "require-dev": {
-        "symfony/browser-kit": "~2.7|~3.0|~4.0",
-        "symfony/finder": "~2.7|~3.0|~4.0",
-        "symfony/filesystem": "~2.7|~3.0|~4.0",
-        "symfony/routing": "~2.7|~3.0|~4.0",
-        "phpunit/phpunit": "^5.7"
+        "symfony/browser-kit": "~5.0|~6.0",
+        "symfony/finder": "~5.0|~6.0",
+        "symfony/filesystem": "~5.0|~6.0",
+        "symfony/routing": "~5.0|~6.0",
+        "phpunit/phpunit": "~8.4|~9.5"
     },
     "config": {
         "bin-dir": "bin"

src/LightSaml/SymfonyBridgeBundle/DependencyInjection/Configuration.php

@@ -23,8 +23,8 @@ class Configuration implements ConfigurationInterface
      */
     public function getConfigTreeBuilder()
     {
-        $treeBuilder = new TreeBuilder();
-        $root = $treeBuilder->root('light_saml_symfony_bridge');
+        $treeBuilder = new TreeBuilder('light_saml_symfony_bridge');
+        $root = $treeBuilder->getRootNode();
 
         $root->children()
             ->arrayNode('own')