Tunnel template settings correctly to renderer

Author: curry684

src/DataTable.php

@@ -294,7 +294,7 @@ public function getResponse(): JsonResponse
         ];
         if ($this->state->isInitial()) {
             $response['options'] = $this->getInitialResponse();
-            $response['template'] = $this->renderer->renderDataTable($this, $this->settings['template']);
+            $response['template'] = $this->renderer->renderDataTable($this, $this->template, $this->templateParams);
         }
 
         return JsonResponse::create($response);

src/DataTableRendererInterface.php

@@ -23,7 +23,9 @@ interface DataTableRendererInterface
      * Provides the HTML layout of the configured datatable.
      *
      * @param DataTable $dataTable
+     * @param string $template
+     * @param array $parameters
      * @return string
      */
-    public function renderDataTable(DataTable $dataTable, string $template): string;
+    public function renderDataTable(DataTable $dataTable, string $template, array $parameters): string;
 }

src/Twig/TwigRenderer.php

@@ -41,10 +41,9 @@ public function __construct(Twig_Environment $twig = null)
     /**
      * {@inheritdoc}
      */
-    public function renderDataTable(DataTable $dataTable, string $template): string
+    public function renderDataTable(DataTable $dataTable, string $template, array $parameters): string
     {
-        return $this->twig->render($template, [
-            'datatable' => $dataTable,
-        ]);
+        $parameters['datatable'] = $dataTable;
+        return $this->twig->render($template, $parameters);
     }
 }