gofileserver.go

package main

import (
	"flag"
	"log"
	"net/http"
	"os"
)

var folderToServe string

func main() {

	cwd, err := os.Getwd()
	if err != nil {
		log.Fatalln("Failed to get your current working directory")
	}
	flag.StringVar(&folderToServe, "f", cwd, "The directory to serve with server.")
	flag.Parse()
	dir := http.Dir(folderToServe)
	log.Println("Serving File from", folderToServe)
	fileServerHandler := http.FileServer(dir)
	log.Println("Server running at Port 8080")
	must(http.ListenAndServe(":8080", fileServerHandler), "Failed to Bind Server")
}

func must(err error, msg string) {
	if err != nil {
		log.Fatalln(msg)
	}
}