branch: externals/vlf
commit 853386f82e5bdd58c708a6b790bcd7990d563845
Author: Andrey Kotlarski <[email protected]>
Commit: Andrey Kotlarski <[email protected]>
Add regex search forward functionality.
---
vlfi.el | 29 +++++++++++++++++++++++++++++
1 file changed, 29 insertions(+)
diff --git a/vlfi.el b/vlfi.el
index a6f0c3a..121b84b 100644
--- a/vlfi.el
+++ b/vlfi.el
@@ -61,6 +61,7 @@
(lambda () "Decrease vlfi batch size by factor of 2."
(interactive)
(vlfi-change-batch-size t)))
+ (define-key map "\C-c\C-s" 'vlfi-re-search-forward)
map)
"Keymap for `vlfi-mode'.")
@@ -220,6 +221,34 @@ OP-TYPE specifies the file operation being performed over
FILENAME."
;;;###autoload
(fset 'abort-if-file-too-large 'vlfi-if-file-too-large)
+;;; search
+(defun vlfi-re-search-forward (regexp &optional count)
+ "Search for REGEXP COUNT number of times."
+ (interactive "sSearch: \np")
+ (let ((start vlfi-start-pos)
+ (end vlfi-end-pos)
+ (pos (point))
+ (to-find count))
+ (catch 'end-of-file
+ (while (not (zerop to-find))
+ (cond ((re-search-forward regexp nil t)
+ (setq to-find (1- to-find)))
+ ((= vlfi-end-pos vlfi-file-size)
+ (throw 'end-of-file nil))
+ (t (vlfi-next-batch 1)))))
+ (or (zerop to-find)
+ (if (< to-find count)
+ (message "Moved to the %d match which is last"
+ (- count to-find))
+ (let ((inhibit-read-only t))
+ (insert-file-contents buffer-file-name nil start end))
+ (goto-char pos)
+ (setq vlfi-start-pos start
+ vlfi-end-pos end)
+ (set-buffer-modified-p nil)
+ (vlfi-update-buffer-name)
+ (message "Not found")))))
+
(provide 'vlfi)
;;; vlfi.el ends here
