golang httprouter example

gistfile1.txt

package main

import (
	//"errors"
	"fmt"
	//"io"
	"net/http"
	"strings"

	"github.com/julienschmidt/httprouter"
)

func handleRequest(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
	if r.URL.Query().Has("url") {
		urlfrompath := strings.Replace(ps.ByName("string"), "/qr/", "", 1)
		fmt.Fprintf(w, "https:/%s\n", urlfrompath)
	} else {
		fmt.Fprintf(w, "%s\n", strings.TrimPrefix(ps.ByName("string"), "/"))
	}
}

func main() {
	router := httprouter.New()
	router.GET("/qr/*string", handleRequest) // Catch all paths
	http.ListenAndServe(":8080", router)
}