Create filter provider for Unity DI-Container

UnityFilterProvider.cs

using System.Collections.Generic;
using System.Web.Http;
using System.Web.Http.Controllers;
using System.Web.Http.Filters;
using Microsoft.Practices.Unity;
using Monads.NET;

namespace Infrastructure
{
  public class UnityFilterProvider : IFilterProvider
  {
    public IEnumerable<FilterInfo> GetFilters(HttpConfiguration configuration, HttpActionDescriptor actionDescriptor)
    {
        return new ActionDescriptorFilterProvider()
            .GetFilters(configuration, actionDescriptor)
            .Do(_ => UnityConfig.Container.BuildUp(_.Instance.GetType(), _.Instance));
       }
    }
  }    
    
  public static class UnityConfig
  {
    public static IUnityContainer Container { get; } = new UnityContainer();
  }
}