Iterators in elispA long time ago, before I knew elisp, someone told me to never use lexical-let. I've ignored their "advice" and have written this: (require 'cl) (defun get-iterator-over-words-in (buffer) (lexical-let ((buf buffer)(pos 1)) (lambda () (save-excursion (let ((cur (current-buffer)) result) (switch-to-buffer buf) (goto-char pos) (forward-word) (let ((pt (point))) (if (not (eq pos pt)) (progn (setq res
