feat(cli): Added option for twig functions and

Author: byawitz

src/SDK/Language.php

@@ -84,6 +84,15 @@ public function getFilters(): array
         return [];
     }
 
+    /**
+     * Language specific functions.
+     * @return array
+     */
+    public function getFunctions(): array
+    {
+        return [];
+    }
+
     protected function toPascalCase(string $value): string
     {
         return \ucfirst($this->toCamelCase($value));

src/SDK/SDK.php

@@ -85,6 +85,13 @@ public function __construct(Language $language, Spec $spec)
             'debug' => true
         ]);
 
+        /**
+         * Add language-specific functions
+         */
+        foreach ($this->language->getFunctions() as $function) {
+            $this->twig->addFunction($function);
+        }
+
         /**
          * Add language specific filters
          */