public static ErrorFilter WithUrlFragment(this ErrorFilter pipeline, string urlFragment)
 {
     pipeline.WithFilter(new ContainsUrlFragmentErrorFilter(urlFragment));
     return(pipeline);
 }
 public static ErrorFilter WithUrlMatching(this ErrorFilter pipeline, string expression)
 {
     pipeline.WithFilter(new RegexUrlErrorFilter(expression));
     return(pipeline);
 }
 public static ErrorFilter WithHttpCode(this ErrorFilter pipeline, HttpStatusCode statusCode)
 {
     pipeline.WithFilter(new HttpCodeErrorFilter(statusCode));
     return(pipeline);
 }