On Nov 16, 2007 11:14 AM, Valery V. Vorotyntsev <[EMAIL PROTECTED]> wrote:
> Add the following lines to your ~/.emacs: > > ------- BEGIN OF ELISP CODE ------- > ;(global-set-key (kbd "<f9> s") 'delete-trailing-whitespace) > > (defun delete-trailing-whitespace-if-confirmed () > "Delete all the trailing whitespace across the current buffer, > asking user for confirmation." > (if (and (save-excursion (goto-char (point-min)) > (re-search-forward "[[:space:]]$" nil t)) > (y-or-n-p "Delete trailing whitespace? ")) > (delete-trailing-whitespace))) > > (add-hook 'before-save-hook 'delete-trailing-whitespace-if-confirmed) > ------- END OF ELISP CODE ------- > Nice! Is there a way to have this only run if the current buffer is in haskell-mode? I'd add it myself but I've not yet taken the plunge to being an elisp hacker. -Brent
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