package main import ( "fmt" "log" "net/http" ) func Write500Error(w http.ResponseWriter, err error) { w.WriteHeader(500) fmt.Fprint(w, "server error") log.Println(err) } func Write404Error(w http.ResponseWriter) { w.WriteHeader(404) fmt.Fprint(w, "url not found") } func Write400Error(w http.ResponseWriter, err error) { w.WriteHeader(400) fmt.Fprint(w, err.Error()) }