Remove vars parameter from asset render method.

Author: Chi-teck

src/Asset.php

@@ -305,14 +305,8 @@ public function isDirectory() {
    *
    * @param \DrupalCodeGenerator\Helper\Renderer $renderer
    *   Renderer helper.
-   * @param array $vars
-   *   Template variables.
    */
-  public function render(Renderer $renderer, array $vars) {
-    // Template variables are also used in path substitution, so the asset
-    // should have them.
-    // @see \DrupalCodeGenerator\Asset::getPath().
-    $this->getVars() || $this->vars($vars);
+  public function render(Renderer $renderer) {
     if (!$this->isDirectory() && is_null($this->getContent())) {
       $content = '';
       if ($header_template = $this->getHeaderTemplate()) {

src/Command/BaseGenerator.php

@@ -151,7 +151,11 @@ protected function execute(InputInterface $input, OutputInterface $output) {
     // Render all assets.
     $renderer = $this->getHelper('dcg_renderer');
     foreach ($this->getAssets() as $asset) {
-      $asset->render($renderer, $this->vars);
+      // Supply the asset with all collected variables if it has no local ones.
+      if (!$asset->getVars()) {
+        $asset->vars($this->vars);
+      }
+      $asset->render($renderer);
     }
 
     $dumped_files = $this->getHelper('dcg_dumper')->dump($input, $output);