using System.Globalization; using Avalonia.Data.Converters; namespace ClaudeDo.Ui.Converters; public class UpperCaseConverter : IValueConverter { public static UpperCaseConverter Instance { get; } = new(); public object? Convert(object? value, Type targetType, object? parameter, CultureInfo culture) => value?.ToString()?.ToUpperInvariant(); public object ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture) => throw new NotSupportedException(); }