func()

in app.go [253:275]

• 16 lines of code
• 4 McCabe index (conditional complexity)

func (app *App) mfaToken() (string, error) {
	var token string
	var err error

	app.stderr.Write([]byte("Enter MFA token: "))

	stdinFile, ok := app.stdin.(*os.File)

	if ok && terminal.IsTerminal(int(stdinFile.Fd())) {
		token, err = readSecretInputFromTerminal(stdinFile)
		// Echo the user's "enter" keypress so they get feedback that they did
		// in fact hit enter.
		app.stderr.Write([]byte("\n"))
	} else {
		token, err = readInput(app.stdinReader)
	}

	if err != nil {
		return "", fmt.Errorf("unable to read MFA token from stdin: %v", err)
	}

	return strings.TrimSpace(token), nil
}