SwaggeredFunction.cs

[FunctionName("SwaggeredFunction")]
        public static async Task<HttpResponseMessage> Run(
            [HttpTrigger(AuthorizationLevel.Function, "get", "post", 
            Route = "SwaggeredFunction/{name}")]
            HttpRequestMessage req,
            string name,
            TraceWriter log)
        {
            log.Info("C# HTTP trigger function processed a request.");

            return string.IsNullOrWhiteSpace(name)
                ? req.CreateResponse(HttpStatusCode.BadRequest, "Please pass a valid value as part of the path ")
                : req.CreateResponse(HttpStatusCode.OK, $"Hello {name}");
        }