[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: use Elisp to improve your Elisp - some code issues
From: |
Emanuel Berg |
Subject: |
Re: use Elisp to improve your Elisp - some code issues |
Date: |
Sat, 01 Aug 2015 15:14:41 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.4 (gnu/linux) |
Now the code is even better. Now you can go to a hit
with one keystroke - RET - and iterate with the
favorites "i" and "k".
;; This file:
http://user.it.uu.se/~embe8573/conf/emacs-init/search-regexp-in-files.el
(require 'cl)
(defalias 'cl-set-xor 'cl-set-exclusive-or)
(defun files-as-list (file-regexp)
(split-string
(with-temp-buffer
(call-process-shell-command
(format "ls %s" file-regexp) nil t) ; no INFILE, temp BUFFER
(buffer-substring (point-min) (point-max)) )))
(defun find-file-goto-line (file line)
(interactive)
(find-file file)
(goto-char (point-min))
(forward-line (1- line)) )
(defun regexp-hits-find-hit ()
(interactive)
(beginning-of-line)
(let ((file (thing-at-point 'filename nil))) ; NO-PROPERTIES
(end-of-line)
(search-backward "(")
(forward-char 1)
(let ((line (thing-at-point 'number nil)))
(find-file-goto-line file line) )))
(defun set-regexp-hits-keys ()
(local-set-key "\r" 'regexp-hits-find-hit)
(local-set-key "i" 'previous-line)
(local-set-key "k" 'forward-line) )
(defun search-regexp-in-files (file-regexp regexp)
(let ((paths (files-as-list file-regexp))
(regexp-hits "*regexp-hits*")
(hits nil) )
(get-buffer-create regexp-hits)
(let ((buffers (buffer-list))) ; get list to see if we opened the file -
(with-current-buffer regexp-hits
(erase-buffer)
(set-regexp-hits-keys) )
(dolist (p paths)
(let ((buffer (find-file p)) ; here -
(kill-later (cl-set-xor buffers (buffer-list))) ) ; by comparing!
(with-current-buffer buffer
(goto-char (point-min))
(while (re-search-forward regexp nil t) ; no BOUND, NOERROR
(setq hits t)
(let ((hit-line (line-number-at-pos)))
(with-current-buffer regexp-hits
(insert (format "%s (%s)\n" p hit-line)))))
(when kill-later (kill-buffer buffer) ))))
(if hits
(progn
(switch-to-buffer regexp-hits)
(set-buffer-modified-p nil)
(goto-char (point-min)) )
(message "No hits!") ))))
;; use this to test
(when nil
;; find "kill" - should be some hits even for pacifists
(search-regexp-in-files "~/.emacs.d/emacs-init/*.el" "kill")
;; find the construct (if a a b) if you want to replace it with (or a b)
;; if it works, when applied to this file, it should find the example above!
(search-regexp-in-files (buffer-file-name)
"([[:space:]\n]*if[[:space:]\n]+\\(.*\\)[[:space:]\n]+\\1[[:space:]\n]+\\(.*\\))"
)
)
(provide 'search-regexp-in-files)
--
underground experts united
http://user.it.uu.se/~embe8573
Re: use Elisp to improve your Elisp - some code issues, Pascal J. Bourguignon, 2015/08/01
- Re: use Elisp to improve your Elisp - some code issues, Emanuel Berg, 2015/08/01
- Message not available
- Message not available
- Re: use Elisp to improve your Elisp - some code issues, Pascal J. Bourguignon, 2015/08/01
- Re: use Elisp to improve your Elisp - some code issues, Emanuel Berg, 2015/08/01
- Re: use Elisp to improve your Elisp - some code issues, Robert Thorpe, 2015/08/02
- Re: use Elisp to improve your Elisp - some code issues, Pascal J. Bourguignon, 2015/08/02