package greetings
import (
	"fmt"
	"errors"
)

func Greetings(name string) (string, error) {
	if (name==""){
		return "", errors.New("Nimi puudub")
	}
	message:=fmt.Sprintf("Hello, %v", name)
	return message, nil
}

func MultipleGreetings(names []string) (map[string]string, error){
   messages:=make(map[string]string)
   for _, name:= range names{
	  message, err:=Greetings(name)
	  if err!=nil{
		return nil, err
	  }
	  messages[name]=message
   }
   return messages, nil
}