helmfile/pkg/app/ask.go

34 lines
661 B
Go

package app
import (
"bufio"
"fmt"
"log"
"os"
"strings"
)
// Copyright (c) 2017 Roland Singer [roland.singer@desertbit.com]
//
// Shamelessly borrowed from @r0l1's awesome work that is available at https://gist.github.com/r0l1/3dcbb0c8f6cfe9c66ab8008f55f8f28b
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
}
}
}