package main

import (
	"flag"
	"fmt"
	"log"
	"net/http"
	"strconv"

	"github.com/rtwire/mock/service"
)

var (
	port = flag.Int("port", 8085, "service port number")
)

func main() {
	flag.Parse()

	url := fmt.Sprintf("http://localhost:%d/v1/mainnet/", *port)
	log.Printf("RTWire service running at %s.", url)

	addr := ":" + strconv.Itoa(*port)
	log.Fatal(http.ListenAndServe(addr, service.New()))
}

package main

import (
	"flag"
	"log"
	"net/http"
	"strconv"

	"github.com/rtwire/mock/service"
)

var (
	port = flag.Int("port", 8085, "service port number")
)

func main() {
	flag.Parse()

	addr := ":" + strconv.Itoa(*port)

	log.Printf("Mock RTWire service running on port %d.", *port)
	log.Fatal(http.ListenAndServe(addr, service.New()))
}

--- 
+++ 
@@ -2,6 +2,7 @@
 
 import (
 	"flag"
+	"fmt"
 	"log"
 	"net/http"
 	"strconv"
@@ -16,8 +17,9 @@
 func main() {
 	flag.Parse()
 
+	url := fmt.Sprintf("http://localhost:%d/v1/mainnet/", *port)
+	log.Printf("RTWire service running at %s.", url)
+
 	addr := ":" + strconv.Itoa(*port)
-
-	log.Printf("Mock RTWire service running on port %d.", *port)
 	log.Fatal(http.ListenAndServe(addr, service.New()))
 }
Improve start up logging message.
