An exception that will encapsulate the details of a web call without embedding the specific response object. Using with RestClient.

WebResponseException.cs

//boy am I looking forward to read-only classes in c# ver6.

public class WebResponseException : Exception
    {
        public readonly HttpStatusCode StatusCode;
        public readonly string RequestUrl;
        public readonly string RequestMethod;
        public readonly Dictionary<string, string> RequestHeaders;
        public readonly Dictionary<string, string> ResponseHeaders;
        public readonly string ResponseBody;

        public WebResponseException(string message, HttpStatusCode statusCode, string requestUrl,
                                    string requestMethod, 
                                    Exception innerException = null, 
                                    Dictionary<string, string> requestHeaders = null, 
                                    Dictionary<string, string> responseHeaders = null, 
                                    string responseBody = null)
            : base(message, innerException)
        {
            this.StatusCode = statusCode;
            this.RequestMethod = requestMethod;
            this.RequestUrl = requestUrl;
            this.RequestHeaders = requestHeaders ?? new Dictionary<string, string>();
            this.ResponseHeaders = responseHeaders ?? new Dictionary<string, string>();
            this.ResponseBody = responseBody;
        }
    }