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master fb4f2aa038: * lisp/textmodes/paragraphs.el (repunctuate-sentences
From: |
Juri Linkov |
Subject: |
master fb4f2aa038: * lisp/textmodes/paragraphs.el (repunctuate-sentences-filter): New function. |
Date: |
Wed, 29 Dec 2021 14:10:28 -0500 (EST) |
branch: master
commit fb4f2aa0389d7d10dfcc1b6d8601c2d5e80730f0
Author: Juri Linkov <juri@linkov.net>
Commit: Juri Linkov <juri@linkov.net>
* lisp/textmodes/paragraphs.el (repunctuate-sentences-filter): New function.
(repunctuate-sentences): Use it on isearch-filter-predicate
to skip unnecessary matches. (bug#52769)
---
lisp/textmodes/paragraphs.el | 18 ++++++++++++++++--
1 file changed, 16 insertions(+), 2 deletions(-)
diff --git a/lisp/textmodes/paragraphs.el b/lisp/textmodes/paragraphs.el
index acb26fd1c1..788230141e 100644
--- a/lisp/textmodes/paragraphs.el
+++ b/lisp/textmodes/paragraphs.el
@@ -479,6 +479,14 @@ sentences. Also, every paragraph boundary terminates
sentences as well."
(setq arg (1- arg)))
(constrain-to-field nil opoint t)))
+(defun repunctuate-sentences-filter (_start _end)
+ "Search filter used by `repunctuate-sentences' to skip unneeded spaces.
+By default, it skips occurrences that already have two spaces.
+It is advised to put `advice-add' on this function to add more filters,
+for example, `(looking-back (rx (or \"e.g.\" \"i.e.\") \" \") 5)'
+with a set of predefined abbreviations to skip from adding two spaces."
+ (not (length= (match-string 4) 2)))
+
(defun repunctuate-sentences (&optional no-query start end)
"Put two spaces at the end of sentences from point to the end of buffer.
It works using `query-replace-regexp'. In Transient Mark mode,
@@ -489,14 +497,20 @@ asking for confirmation."
(interactive (list nil
(if (use-region-p) (region-beginning))
(if (use-region-p) (region-end))))
- (let ((regexp "\\([]\"')]?\\)\\([.?!]\\)\\([]\"')]?\\) +")
+ (let ((regexp "\\([]\"')]?\\)\\([.?!]\\)\\([]\"')]?\\)\\( +\\)")
(to-string "\\1\\2\\3 "))
(if no-query
(progn
(when start (goto-char start))
(while (re-search-forward regexp end t)
(replace-match to-string)))
- (query-replace-regexp regexp to-string nil start end))))
+ (unwind-protect
+ (progn
+ (add-function :after-while isearch-filter-predicate
+ #'repunctuate-sentences-filter)
+ (query-replace-regexp regexp to-string nil start end))
+ (remove-function isearch-filter-predicate
+ #'repunctuate-sentences-filter)))))
(defun backward-sentence (&optional arg)
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