Refactor http server to a separate package

cmd/localghost/main.go

@@ -2,15 +2,13 @@ package main
 
 import (
 	"flag"
-	"fmt"
-	"net/http"
+
+	"github.com/caalberts/localghost/http"
 )
 
 var port = flag.String("p", "8080", "port number")
 
 func main() {
 	flag.Parse()
-
-	fmt.Println("localghost:" + *port)
-	http.ListenAndServe(":"+*port, nil)
+	http.NewServer(*port).ListenAndServe()
 }

http/server.go

@@ -0,0 +1,11 @@
+package http
+
+import (
+	"log"
+	"net/http"
+)
+
+func NewServer(port string) *http.Server {
+	log.Println("localghost:" + port)
+	return &http.Server{Addr: ":" + port}
+}