branch: scratch/logview
commit 94e63fc6dd150456884a54ca834e9ced7ac443e5
Author: Stefan Monnier <[email protected]>
Commit: Stefan Monnier <[email protected]>
(logview-filter-edit-mode): Use font-lock
(logview-filter-edit-font-lock-keywords): New var.
(logview-filter-edit--font-lock-region): Adjust calling convention.
---
logview.el | 15 ++++++++-------
1 file changed, 8 insertions(+), 7 deletions(-)
diff --git a/logview.el b/logview.el
index 0c328a9cd8..6217dcd231 100644
--- a/logview.el
+++ b/logview.el
@@ -4305,12 +4305,12 @@ This list is preserved across Emacs session in
(define-key map (kbd (car binding)) (cadr binding)))
map))
+(defvar logview-filter-edit-font-lock-keywords
+ '(logview-filter-edit--font-lock-region))
+
(define-derived-mode logview-filter-edit-mode nil "Logview Filters"
"Major mode for editing filters of a Logview buffer."
- (logview-filter-edit--font-lock-region (point-min) (point-max))
- ;; FIXME: Use `font-lock-defaults' as in the main buffer. Not very
important, as filter
- ;; buffers are usually not large.
- (add-hook 'after-change-functions #'logview-filter-edit--font-lock-region t
t)
+ (setq-local font-lock-defaults '(logview-filter-edit-font-lock-keywords t))
(add-hook 'after-change-functions #'logview-filter-edit--schedule-preview t
t))
(defun logview-filter-edit-save ()
@@ -4400,13 +4400,12 @@ only edits after it get discarded."
t)))
(set-buffer-modified-p nil))
-(defun logview-filter-edit--font-lock-region (region-begin region-end
&optional _old-length)
+(defun logview-filter-edit--font-lock-region (region-end)
(save-excursion
(save-match-data
;; Not even in a Logview mode buffer, not using `std'.
(logview--temporarily-widening
(with-silent-modifications
- (goto-char region-begin)
(forward-line 0)
;; Never try to parse from the middle of a multiline filter.
(while (and (not (bobp))
@@ -4467,7 +4466,9 @@ only edits after it get discarded."
t))))
t)))
(put-text-property begin end 'face 'error))
- (< (point) region-end))))))))
+ (< (point) region-end)))))))
+ ;; Tell font-lock that it's not worth calling us back for "further matches".
+ nil)
(defun logview-filter-edit--schedule-preview (&rest _ignored)
(unless (or logview-filter-edit--preview-timer (eq logview-filter-edit--mode
'views))
