- Some more documentation made / fixed

src/Extension/TitleExtension.php

@@ -2,23 +2,19 @@
 
 namespace Picea\Extension;
 
-use Picea\Compiler\Context;
-
-class TitleExtension implements Extension {
+class TitleExtension implements Extension, FunctionExtension {
 
     public string $token = "title";
     
     public string $title = "";
-    
-    public function __construct(Context $context) {
-        $this->register($context);
+
+    public function exportFunctions(): array
+    {
+        return [
+            "title" => [$this, 'handleTitle'],
+        ];
     }
 
-    public function register(Context $context) : void
-    {
-        $context->pushFunction("title", [ $this, 'handleTitle' ]);
-    }
-    
     public function parse(\Picea\Compiler\Context &$context, ?string $arguments, string $token) {
         return "<?php echo title($arguments) ?>";
     }