contentrange

package main

import (
	"log"
	"net/http"

	"github.com/snabb/httpreaderat/pkg/contentrange"
)

func main() {
	// fake http response
	res := http.Response{}
	res.Header.Add("Content-Range", "bytes 42-1233/1234")

	// get header and parse
	first, last, length, err := contentrange.Parse(res.Header.Get("Content-Range"))
	if err != nil {
		log.Panicf("can't parse content-range: %v", err)
	}

	log.Printf("%d, %d, %d", first, last, length)
}

Output: