public void Display(ScriptVariable name = null)
        {
            var mode = name?.Name;

            if (mode != null)
            {
                if (!KalkDisplayModeHelper.TryParse(mode, out var fullMode))
                {
                    throw new ArgumentException($"Invalid display name `{mode}`. Expecting `std`, `dev` or `eng`.", nameof(name));
                }
                CurrentDisplay = fullMode;
            }

            WriteHighlightLine($"# Display mode: {CurrentDisplay.ToText()} ({CurrentDisplay})");
        }