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src/compiler/NubLang/HexString.cs

@@ -0,0 +1,38 @@
+namespace NubLang;
+
+public static class HexString
+{
+    private static readonly HashSet<string> _used = [];
+
+    private static readonly char[] StringChars = "0123456789abcdef".ToArray();
+
+    public static string CreateUnique(int length)
+    {
+        string hex;
+
+        while (true)
+        {
+            hex = Create(length);
+            if (_used.Add(hex))
+            {
+                break;
+            }
+        }
+
+        return hex;
+    }
+
+    public static string Create(int length)
+    {
+        var rand = new Random();
+        var hexString = "";
+
+        for (var i = 0; i < length; i++)
+        {
+            var randIndex = rand.Next(0, StringChars.Length);
+            hexString += StringChars[randIndex];
+        }
+
+        return hexString;
+    }
+}