utils.go

package goTezos

import (
	"bufio"
	"encoding/json"
	"fmt"
	"log"
	"os"
	"strings"
)

//A confirmation dialog, possibly to be used later, not tested.
func askForConfirmation(s string) bool {
	reader := bufio.NewReader(os.Stdin)

	for {
		fmt.Printf("%s [y/n]: ", s)

		response, err := reader.ReadString('\n')
		if err != nil {
			log.Fatal(err)
		}

		response = strings.ToLower(strings.TrimSpace(response))

		if response == "y" || response == "yes" {
			return true
		} else if response == "n" || response == "no" {
			return false
		}
	}
}

//Takes an interface v and returns a pretty json string.
func PrettyReport(v interface{}) string {
	b, err := json.MarshalIndent(v, "", "  ")
	if err == nil {
		return string(b)
	}
	return ""
}