From af4239e198a841a2de4daf4c8ead53c0b2cb6bf0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dominic=20H=C3=B6glinger?= <dominic@hoeglinger.eu>
Date: Sat, 25 Apr 2026 12:04:15 +0200
Subject: [PATCH] Rename hex() to hexlit(), use lowercase by default, add
 string case converstions

---
 Transformation/ContextFunctions.cs | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/Transformation/ContextFunctions.cs b/Transformation/ContextFunctions.cs
index e2aa770..9920d43 100644
--- a/Transformation/ContextFunctions.cs
+++ b/Transformation/ContextFunctions.cs
@@ -12,10 +12,20 @@ namespace XNeedle.Transformation
 {
     public class ContextFunctions
     {
-        public static string hex(Context ctx, double value)
+        public static string hexlit(Context ctx, double value)
         {
             uint v = (uint)value;
-            return $"#x{v:X8}";
+            return $"#x{v:x8}";
+        }
+
+        public static string lower(Context ctx, string text)
+        {
+            return text.ToLower();
+        }
+
+        public static string upper(Context ctx, string text)
+        {
+            return text.ToUpper();
         }
 
         public static double GetLevel(Context ctx)