Extensions for Castle Windstor ie: verifying registration of dependencies

WindsorContainerExtensions.cs

using System;
using System.Linq;
using System.Text;

using Castle.MicroKernel;
using Castle.MicroKernel.Handlers;
using Castle.Windsor;
using Castle.Windsor.Diagnostics;

namespace Extensions
{
  public static class WindsorContainerExtensions
  {
    public static void VerifyInstallationIsValid(this IWindsorContainer container)
    {
      var host = (IDiagnosticsHost)container.Kernel.GetSubSystem(SubSystemConstants.DiagnosticsKey);
      var diagnostics = host.GetDiagnostic<IPotentiallyMisconfiguredComponentsDiagnostic>();

      var handlers = diagnostics.Inspect();

      if (handlers.Any() == false)
      {
        return;
      }

      var message = new StringBuilder();
      message.AppendLine("Castle Windsor did not register all dependencies properly!");

      var inspector = new DependencyInspector(message);

      foreach (var handler in handlers)
      {
        ((IExposeDependencyInfo)handler).ObtainDependencyDetails(inspector);
      }

      throw new InvalidOperationException(message.ToString());
    }
  }
}