package cmdutil

import (
	"errors"

	"github.com/AlecAivazis/survey/v2/terminal"
)

// FlagError is the kind of error raised in flag processing
type FlagError struct {
	Err error
}

func (fe FlagError) Error() string {
	return fe.Err.Error()
}

func (fe FlagError) Unwrap() error {
	return fe.Err
}

// SilentError is an error that triggers exit code 1 without any error messaging
var SilentError = errors.New("SilentError")

// CancelError signals user-initiated cancellation
var CancelError = errors.New("CancelError")

func IsUserCancellation(err error) bool {
	return errors.Is(err, CancelError) || errors.Is(err, terminal.InterruptErr)
}