Replace deprecated twig classes in twig v2 and removed in v3 (#109)

Author: zaeder

src/Twig/DataTablesExtension.php

@@ -15,7 +15,7 @@
 use Omines\DataTablesBundle\DataTable;
 use Symfony\Component\Translation\TranslatorInterface;
 
-class DataTablesExtension extends \Twig_Extension
+class DataTablesExtension extends \Twig\Extension\AbstractExtension
 {
     /** @var TranslatorInterface */
     protected $translator;
@@ -36,7 +36,7 @@ public function __construct(TranslatorInterface $translator)
     public function getFunctions()
     {
         return [
-            new \Twig_SimpleFunction('datatable_settings', function (DataTable $dataTable) {
+            new \Twig\TwigFunction('datatable_settings', function (DataTable $dataTable) {
                 return json_encode([
                     'name' => $dataTable->getName(),
                     'method' => $dataTable->getMethod(),

src/Twig/TwigRenderer.php

@@ -15,7 +15,7 @@
 use Omines\DataTablesBundle\DataTable;
 use Omines\DataTablesBundle\DataTableRendererInterface;
 use Omines\DataTablesBundle\Exception\MissingDependencyException;
-use Twig_Environment;
+use Twig\Environment;
 
 /**
  * TwigRenderer.
@@ -30,9 +30,9 @@ class TwigRenderer implements DataTableRendererInterface
     /**
      * DataTableRenderer constructor.
      *
-     * @param Twig_Environment $twig
+     * @param Environment $twig
      */
-    public function __construct(Twig_Environment $twig = null)
+    public function __construct(Environment $twig = null)
     {
         if (null === ($this->twig = $twig)) {
             throw new MissingDependencyException('You must have symfony/twig-bundle installed to use the default Twig based DataTables rendering');