     (make-local-variable 'eldoc-documentation-function)
     (setq eldoc-documentation-function 'scheme-get-current-symbol-info)
     (eldoc-mode)))
+
 ; scheme smart indent
 (setq lisp-indent-function 'scheme-smart-indent-function)
 
-;;custom
+
 (custom-set-variables
- ;; custom-set-variables was added by Custom.
- ;; If you edit it by hand, you could mess it up, so be careful.
  ;; Your init file should contain only one such instance.
  ;; If there is more than one, they won't work right.
+
+ '(git-gutter:update-interval 1) 
+ '(git-gutter:modified-sign "~")
+ '(git-gutter:added-sign "+")
+ '(git-gutter:deleted-sign "-")
  '(package-selected-packages (quote (paredit))))
+
+(set-face-foreground 'git-gutter:modified "purple")
+(set-face-foreground 'git-gutter:added "green")
+(set-face-foreground 'git-gutter:deleted "red")
+
 (custom-set-faces
- ;; custom-set-faces was added by Custom.
- ;; If you edit it by hand, you could mess it up, so be careful.
  ;; Your init file should contain only one such instance.
  ;; If there is more than one, they won't work right.
- )
+)
 
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 ;;;;;         Miscellaneous Settings                   ;;;;;


;; This is the place where you have installed scheme. Be sure to set
;; this to an appropriate value!!!
; (setq scheme-root "/usr")
;; Linux
;; (setq scheme-program-name
;;       (concat
;;        scheme-root "/bin/mit-scheme "
;;        "--library " scheme-root "/lib/x86_64-linux-gnu/mit-scheme "
;;        "--band " scheme-root "/lib/x86_64-linux-gnu/mit-scheme/all.com "
;;        "-heap 10000"))

;; macOS
(setq scheme-root "/usr/local/Cellar/mit-scheme/10.1.11")

(setq scheme-program-name
      (concat
        scheme-root "/bin/mit-scheme "
        "--library " scheme-root " "
        "--band " scheme-root "/lib/mit-scheme-x86-64/all.com "
        "-heap 10000"))

;; Use the Edwin-like MIT/Scheme interpreter:

(add-hook 'lisp-interaction-mode-hook #'enable-paredit-mode)
(add-hook 'scheme-mode-hook           #'enable-paredit-mode)

;; git-gutter package
(global-git-gutter-mode t)

;; scheme-complete package
(autoload 'scheme-smart-complete "scheme-complete" nil t)
