- (let* ((lang (if arg
- (let ((minibuffer-setup-hook minibuffer-setup-hook))
- (add-hook 'minibuffer-setup-hook
- 'minibuffer-completion-help)
- (read-language-name 'tutorial "Language: " "English"))
- (if (get-language-info current-language-environment 'tutorial)
- current-language-environment
- "English")))
+ (let* ((lang (cond
+ (arg
+ (minibuffer-with-setup-hook #'minibuffer-completion-help
+ (read-language-name 'tutorial "Language: " "English")))
+ ((get-language-info current-language-environment 'tutorial)
+ current-language-environment)
+ (t "English")))