We have DUs at home!

WalmartDU.cs

#pragma warning disable IDE0072, CS8509
using System;
using static Result<string, System.Exception>;

var result = Result.Wrap(Console.ReadLine);

Console.WriteLine(result switch
{
    Ok(var value) => $"You entered: {value}",
    Err(var error) => $"Error: {error.Message}"
});

abstract record Result<T, E>
{
    private Result() { }

    public record Ok(T Value) : Result<T, E>;
    public record Err(E Error) : Result<T, E>;
}

static class Result
{
    public static Result<T, Exception> Wrap<T>(Func<T> source)
    {
        try
        {
            return new Result<T, Exception>.Ok(source());
        }
        catch (Exception e)
        {
            return new Result<T, Exception>.Err(e);
        }
    }
}