1 files changed, 15 insertions, 0 deletions
diff --git a/src/FunctionHandler/AttributeFunctionHandlerInterface.php b/src/FunctionHandler/AttributeFunctionHandlerInterface.php
new file mode 100644
index 00000000..f76259ec
--- /dev/null
+++ b/src/FunctionHandler/AttributeFunctionHandlerInterface.php
@@ -0,0 +1,15 @@
+<?php
+
+namespace Smarty\FunctionHandler;
+
+/**
+ * Function handler interface with support for specifying supported properties
+ */
+interface AttributeFunctionHandlerInterface extends FunctionHandlerInterface
+{
+	/**
+	 * Returns an array with the supported attributes, flags, and shorttags
+	 * @return array<string, array>
+	 */
+	public function getSupportedAttributes(): array;
+}