From f09c433560cf2b00a0d65685cc5ac1e71f0b7805 Mon Sep 17 00:00:00 2001
From: Markus Staab <maggus.staab@googlemail.com>
Date: Sat, 11 Jan 2025 14:17:59 +0100
Subject: [PATCH] Update BooleanType.php

---
 src/Type/BooleanType.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/Type/BooleanType.php b/src/Type/BooleanType.php
index 94c40ef8fc..0e26b52a67 100644
--- a/src/Type/BooleanType.php
+++ b/src/Type/BooleanType.php
@@ -41,6 +41,11 @@ public function __construct()
 	{
 	}
 
+	public function getConstantStrings(): array
+	{
+		return [];
+	}
+
 	public function getConstantScalarTypes(): array
 	{
 		return [new ConstantBooleanType(true), new ConstantBooleanType(false)];