(if (floatp spacing)
(truncate (* (frame-char-height) spacing))
spacing)))
- (w (frame-parameter nil (intern (format "%s-fringe" diff-hl-side))))
+ (w (min (frame-parameter nil (intern (format "%s-fringe" diff-hl-side)))
+ 16))
(middle (make-vector h (expt 2 (1- w))))
(ones (1- (expt 2 w)))
(top (copy-sequence middle))
(vc-hg-diff-switches nil)
(vc-svn-diff-switches nil)
(vc-diff-switches '("-U0"))
- (vc-disable-async-diff t))
+ ,@(when (boundp 'vc-disable-async-diff)
+ '((vc-disable-async-diff t))))
,body))
(defun diff-hl-changes ()
(current-line 1))
(diff-hl-remove-overlays)
(save-excursion
- (goto-char (point-min))
- (dolist (c changes)
- (cl-destructuring-bind (line len type) c
- (forward-line (- line current-line))
- (setq current-line line)
- (let ((hunk-beg (point)))
- (while (cl-plusp len)
- (diff-hl-add-highlighting
- type
- (cond
- ((not diff-hl-draw-borders) 'empty)
- ((and (= len 1) (= line current-line)) 'single)
- ((= len 1) 'bottom)
- ((= line current-line) 'top)
- (t 'middle)))
- (forward-line 1)
- (cl-incf current-line)
- (cl-decf len))
- (let ((h (make-overlay hunk-beg (point)))
- (hook '(diff-hl-overlay-modified)))
- (overlay-put h 'diff-hl t)
- (overlay-put h 'diff-hl-hunk t)
- (overlay-put h 'modification-hooks hook)
- (overlay-put h 'insert-in-front-hooks hook)
- (overlay-put h 'insert-behind-hooks hook))))))))
+ (save-restriction
+ (widen)
+ (goto-char (point-min))
+ (dolist (c changes)
+ (cl-destructuring-bind (line len type) c
+ (forward-line (- line current-line))
+ (setq current-line line)
+ (let ((hunk-beg (point)))
+ (while (cl-plusp len)
+ (diff-hl-add-highlighting
+ type
+ (cond
+ ((not diff-hl-draw-borders) 'empty)
+ ((and (= len 1) (= line current-line)) 'single)
+ ((= len 1) 'bottom)
+ ((= line current-line) 'top)
+ (t 'middle)))
+ (forward-line 1)
+ (cl-incf current-line)
+ (cl-decf len))
+ (let ((h (make-overlay hunk-beg (point)))
+ (hook '(diff-hl-overlay-modified)))
+ (overlay-put h 'diff-hl t)
+ (overlay-put h 'diff-hl-hunk t)
+ (overlay-put h 'modification-hooks hook)
+ (overlay-put h 'insert-in-front-hooks hook)
+ (overlay-put h 'insert-behind-hooks hook)))))))))
(defun diff-hl-add-highlighting (type shape)
(let ((o (make-overlay (point) (point))))
(overlay-put ovl 'before-string (diff-hl-fringe-spec type shape
diff-hl-side)))
-(defun diff-hl-remove-overlays ()
- (dolist (o (overlays-in (point-min) (point-max)))
- (when (overlay-get o 'diff-hl) (delete-overlay o))))
+(defun diff-hl-remove-overlays (&optional beg end)
+ (save-restriction
+ (widen)
+ (dolist (o (overlays-in (or beg (point-min)) (or end (point-max))))
+ (when (overlay-get o 'diff-hl) (delete-overlay o)))))
(defun diff-hl-overlay-modified (ov after-p _beg _end &optional _length)
"Delete the hunk overlay and all our line overlays inside it."
(unless after-p
(when (overlay-buffer ov)
- (save-restriction
- (narrow-to-region (overlay-start ov) (overlay-end ov))
- (diff-hl-remove-overlays))
+ (diff-hl-remove-overlays (overlay-start ov) (overlay-end ov))
(delete-overlay ov))))
(defvar diff-hl-timer nil)
(interactive)
(diff-hl-next-hunk t))
-(define-prefix-command 'diff-hl-command-map)
-
-(let ((map diff-hl-command-map))
- (define-key map "n" 'diff-hl-revert-hunk)
- (define-key map "[" 'diff-hl-previous-hunk)
- (define-key map "]" 'diff-hl-next-hunk)
- map)
+(defvar diff-hl-command-map
+ (let ((map (make-sparse-keymap)))
+ (define-key map "n" 'diff-hl-revert-hunk)
+ (define-key map "[" 'diff-hl-previous-hunk)
+ (define-key map "]" 'diff-hl-next-hunk)
+ map))
+(fset 'diff-hl-command-map diff-hl-command-map)
;;;###autoload
(define-minor-mode diff-hl-mode