;; (defcustom viper-emacs-state-cursor-color "Magenta"
(defcustom viper-emacs-state-cursor-color nil
"Cursor color when Viper is in Emacs state."
- :type 'string
+ :type '(choice (const nil) string)
:group 'viper)
;; internal var, used to remember the default cursor color of emacs frames