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55535639 | 1 | ;;; paragraphs.el --- paragraph and sentence parsing |
6594deb0 | 2 | |
3fe35f35 | 3 | ;; Copyright (C) 1985, 86, 87, 91, 94, 95, 96, 1997, 1999, 2000, 2001 |
e4550233 | 4 | ;; Free Software Foundation, Inc. |
9750e079 | 5 | |
4821e2af | 6 | ;; Maintainer: FSF |
d7b4d18f | 7 | ;; Keywords: wp |
4821e2af | 8 | |
a2535589 JA |
9 | ;; This file is part of GNU Emacs. |
10 | ||
11 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
12 | ;; it under the terms of the GNU General Public License as published by | |
29add8b9 | 13 | ;; the Free Software Foundation; either version 2, or (at your option) |
a2535589 JA |
14 | ;; any later version. |
15 | ||
16 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
17 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | ;; GNU General Public License for more details. | |
20 | ||
21 | ;; You should have received a copy of the GNU General Public License | |
b578f267 EN |
22 | ;; along with GNU Emacs; see the file COPYING. If not, write to the |
23 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
24 | ;; Boston, MA 02111-1307, USA. | |
a2535589 | 25 | |
edbd2f74 ER |
26 | ;;; Commentary: |
27 | ||
28 | ;; This package provides the paragraph-oriented commands documented in the | |
29 | ;; Emacs manual. | |
30 | ||
4821e2af | 31 | ;;; Code: |
a2535589 | 32 | |
e4550233 RS |
33 | (defgroup paragraphs nil |
34 | "Paragraph and sentence parsing." | |
35 | :group 'editing) | |
36 | ||
07187d55 | 37 | (define-minor-mode use-hard-newlines |
965eb84a RS |
38 | "Minor mode to distinguish hard and soft newlines. |
39 | When active, the functions `newline' and `open-line' add the | |
40 | text-property `hard' to newlines that they insert, and a line is | |
55cc5677 | 41 | only considered as a candidate to match `paragraph-start' or |
965eb84a | 42 | `paragraph-separate' if it follows a hard newline. |
55cc5677 | 43 | |
965eb84a RS |
44 | Prefix argument says to turn mode on if positive, off if negative. |
45 | When the mode is turned on, if there are newlines in the buffer but no hard | |
db95369b | 46 | newlines, ask the user whether to mark as hard any newlines preceeding a |
965eb84a RS |
47 | `paragraph-start' line. From a program, second arg INSERT specifies whether |
48 | to do this; it can be `never' to change nothing, t or `always' to force | |
db95369b | 49 | marking, `guess' to try to do the right thing with no questions, nil |
965eb84a RS |
50 | or anything else to ask the user. |
51 | ||
52 | Newlines not marked hard are called \"soft\", and are always internal | |
53 | to paragraphs. The fill functions insert and delete only soft newlines." | |
eacd92dd | 54 | :group 'paragraphs |
07187d55 SM |
55 | :extra-args (insert) |
56 | (when use-hard-newlines | |
965eb84a RS |
57 | ;; Turn mode on |
58 | ;; Intuit hard newlines -- | |
59 | ;; mark as hard any newlines preceding a paragraph-start line. | |
60 | (if (or (eq insert t) (eq insert 'always) | |
61 | (and (not (eq 'never insert)) | |
965eb84a RS |
62 | (not (text-property-any (point-min) (point-max) 'hard t)) |
63 | (save-excursion | |
64 | (goto-char (point-min)) | |
65 | (search-forward "\n" nil t)) | |
66 | (or (eq insert 'guess) | |
67 | (y-or-n-p "Make newlines between paragraphs hard? ")))) | |
68 | (save-excursion | |
69 | (goto-char (point-min)) | |
70 | (while (search-forward "\n" nil t) | |
71 | (let ((pos (point))) | |
72 | (move-to-left-margin) | |
07187d55 SM |
73 | (when (looking-at paragraph-start) |
74 | (set-hard-newline-properties (1- pos) pos)) | |
75 | ;; If paragraph-separate, newline after it is hard too. | |
76 | (when (looking-at paragraph-separate) | |
77 | (set-hard-newline-properties (1- pos) pos) | |
78 | (end-of-line) | |
79 | (unless (eobp) | |
80 | (set-hard-newline-properties (point) (1+ (point))))))))))) | |
55cc5677 | 81 | |
07187d55 | 82 | (defcustom paragraph-start "\f\\|[ \t]*$" "\ |
1f2007b3 RS |
83 | *Regexp for beginning of a line that starts OR separates paragraphs. |
84 | This regexp should match lines that separate paragraphs | |
85 | and should also match lines that start a paragraph | |
86 | \(and are part of that paragraph). | |
a37669ec | 87 | |
55cc5677 BG |
88 | This is matched against the text at the left margin, which is not necessarily |
89 | the beginning of the line, so it should never use \"^\" as an anchor. This | |
90 | ensures that the paragraph functions will work equally well within a region | |
91 | of text indented by a margin setting. | |
92 | ||
1f2007b3 | 93 | The variable `paragraph-separate' specifies how to distinguish |
a37669ec RS |
94 | lines that start paragraphs from lines that separate them. |
95 | ||
3f5dc0b0 | 96 | If the variable `use-hard-newlines' is non-nil, then only lines following a |
e4550233 RS |
97 | hard newline are considered to match." |
98 | :group 'paragraphs | |
99 | :type 'regexp) | |
6503cec3 | 100 | |
55cc5677 BG |
101 | ;; paragraph-start requires a hard newline, but paragraph-separate does not: |
102 | ;; It is assumed that paragraph-separate is distinctive enough to be believed | |
103 | ;; whenever it occurs, while it is reasonable to set paragraph-start to | |
104 | ;; something very minimal, even including "." (which makes every hard newline | |
105 | ;; start a new paragraph). | |
106 | ||
e4550233 RS |
107 | (defcustom paragraph-separate "[ \t\f]*$" |
108 | "*Regexp for beginning of a line that separates paragraphs. | |
9d7c4eb5 | 109 | If you change this, you may have to change `paragraph-start' also. |
a37669ec | 110 | |
55cc5677 BG |
111 | This is matched against the text at the left margin, which is not necessarily |
112 | the beginning of the line, so it should not use \"^\" as an anchor. This | |
113 | ensures that the paragraph functions will work equally within a region of | |
e4550233 RS |
114 | text indented by a margin setting." |
115 | :group 'paragraphs | |
116 | :type 'regexp) | |
6503cec3 | 117 | |
629261c7 SM |
118 | (defcustom sentence-end-double-space t |
119 | "*Non-nil means a single space does not end a sentence. | |
120 | This is relevant for filling. See also `sentence-end-without-period' | |
121 | and `colon-double-space'. | |
122 | ||
32e40471 JL |
123 | This value is used by the function `sentence-end' to construct the |
124 | regexp describing the end of a sentence, in case when the value of | |
125 | the variable `sentence-end' is nil. See Info node `Sentences'." | |
629261c7 SM |
126 | :type 'boolean |
127 | :group 'fill) | |
128 | ||
129 | (defcustom sentence-end-without-period nil | |
130 | "*Non-nil means a sentence will end without a period. | |
131 | For example, a sentence in Thai text ends with double space but | |
32e40471 JL |
132 | without a period. |
133 | ||
134 | This value is used by the function `sentence-end' to construct the | |
135 | regexp describing the end of a sentence, in case when the value of | |
136 | the variable `sentence-end' is nil. See Info node `Sentences'." | |
629261c7 SM |
137 | :type 'boolean |
138 | :group 'fill) | |
139 | ||
9402a4b9 KH |
140 | (defcustom sentence-end-without-space |
141 | "\e$B!#!%!)!*\e$A!##.#?#!\e$(0!$!%!)!*\e$(G!$!%!)!*\e(B" | |
142 | "*String containing characters that end sentence without following spaces. | |
32e40471 JL |
143 | |
144 | This value is used by the function `sentence-end' to construct the | |
145 | regexp describing the end of a sentence, in case when the value of | |
146 | the variable `sentence-end' is nil. See Info node `Sentences'." | |
9402a4b9 KH |
147 | :group 'paragraphs |
148 | :type 'string) | |
149 | ||
32e40471 | 150 | (defcustom sentence-end nil |
e4550233 | 151 | "*Regexp describing the end of a sentence. |
ac1470eb | 152 | The value includes the whitespace following the sentence. |
51534471 JB |
153 | All paragraph boundaries also end sentences, regardless. |
154 | ||
32e40471 JL |
155 | The value nil means to use the default value defined by the |
156 | function `sentence-end'. You should always use this function | |
157 | to obtain the value of this variable." | |
e4550233 | 158 | :group 'paragraphs |
32e40471 JL |
159 | :type '(choice regexp (const :tag "Use default value" nil))) |
160 | ||
161 | (defun sentence-end () | |
162 | "Return the regexp describing the end of a sentence. | |
163 | ||
164 | This function returns either the value of the variable `sentence-end' | |
165 | if it is non-nil, or the default value constructed from the | |
166 | variables `sentence-end-double-space', `sentence-end-without-period' | |
167 | and `sentence-end-without-space'. The default value specifies | |
168 | that in order to be recognized as the end of a sentence, the | |
169 | ending period, question mark, or exclamation point must be | |
170 | followed by two spaces, unless it's inside some sort of quotes or | |
171 | parenthesis. See Info node `Sentences'." | |
172 | (or sentence-end | |
173 | (concat (if sentence-end-without-period "\\w \\|") | |
7f2081e3 | 174 | "\\([.?!][]\"'\xd0c9\x5397d)}]*" |
32e40471 JL |
175 | (if sentence-end-double-space |
176 | "\\($\\| $\\|\t\\| \\)" "\\($\\|[\t ]\\)") | |
177 | "\\|[" sentence-end-without-space "]+\\)" | |
178 | "[ \t\n]*"))) | |
e4550233 RS |
179 | |
180 | (defcustom page-delimiter "^\014" | |
181 | "*Regexp describing line-beginnings that separate pages." | |
182 | :group 'paragraphs | |
183 | :type 'regexp) | |
184 | ||
185 | (defcustom paragraph-ignore-fill-prefix nil | |
186 | "*Non-nil means the paragraph commands are not affected by `fill-prefix'. | |
187 | This is desirable in modes where blank lines are the paragraph delimiters." | |
188 | :group 'paragraphs | |
189 | :type 'boolean) | |
77176e73 | 190 | |
a2535589 JA |
191 | (defun forward-paragraph (&optional arg) |
192 | "Move forward to end of paragraph. | |
94d63a23 RS |
193 | With argument ARG, do it ARG times; |
194 | a negative argument ARG = -N means move backward N paragraphs. | |
a2535589 JA |
195 | |
196 | A line which `paragraph-start' matches either separates paragraphs | |
197 | \(if `paragraph-separate' matches it also) or is the first line of a paragraph. | |
198 | A paragraph end is the beginning of a line which is not part of the paragraph | |
de24b077 SM |
199 | to which the end of the previous line belongs, or the end of the buffer. |
200 | Returns the count of paragraphs left to move." | |
a2535589 JA |
201 | (interactive "p") |
202 | (or arg (setq arg 1)) | |
17cca868 GM |
203 | (let* ((opoint (point)) |
204 | (fill-prefix-regexp | |
a2535589 JA |
205 | (and fill-prefix (not (equal fill-prefix "")) |
206 | (not paragraph-ignore-fill-prefix) | |
207 | (regexp-quote fill-prefix))) | |
55cc5677 BG |
208 | ;; Remove ^ from paragraph-start and paragraph-sep if they are there. |
209 | ;; These regexps shouldn't be anchored, because we look for them | |
210 | ;; starting at the left-margin. This allows paragraph commands to | |
211 | ;; work normally with indented text. | |
212 | ;; This hack will not find problem cases like "whatever\\|^something". | |
629261c7 SM |
213 | (parstart (if (and (not (equal "" paragraph-start)) |
214 | (equal ?^ (aref paragraph-start 0))) | |
215 | (substring paragraph-start 1) | |
216 | paragraph-start)) | |
217 | (parsep (if (and (not (equal "" paragraph-separate)) | |
218 | (equal ?^ (aref paragraph-separate 0))) | |
219 | (substring paragraph-separate 1) | |
220 | paragraph-separate)) | |
221 | (parsep | |
a2535589 | 222 | (if fill-prefix-regexp |
629261c7 | 223 | (concat parsep "\\|" |
a2535589 | 224 | fill-prefix-regexp "[ \t]*$") |
629261c7 | 225 | parsep)) |
55cc5677 | 226 | ;; This is used for searching. |
629261c7 | 227 | (sp-parstart (concat "^[ \t]*\\(?:" parstart "\\|" parsep "\\)")) |
eeb0f327 | 228 | start found-start) |
8a2a4ced | 229 | (while (and (< arg 0) (not (bobp))) |
629261c7 | 230 | (if (and (not (looking-at parsep)) |
a37669ec | 231 | (re-search-backward "^\n" (max (1- (point)) (point-min)) t) |
629261c7 | 232 | (looking-at parsep)) |
de24b077 | 233 | (setq arg (1+ arg)) |
2be01738 | 234 | (setq start (point)) |
8a2a4ced | 235 | ;; Move back over paragraph-separating lines. |
a2535589 | 236 | (forward-char -1) (beginning-of-line) |
a37669ec | 237 | (while (and (not (bobp)) |
55cc5677 | 238 | (progn (move-to-left-margin) |
629261c7 | 239 | (looking-at parsep))) |
3f5dc0b0 | 240 | (forward-line -1)) |
8a2a4ced RS |
241 | (if (bobp) |
242 | nil | |
de24b077 | 243 | (setq arg (1+ arg)) |
8a2a4ced RS |
244 | ;; Go to end of the previous (non-separating) line. |
245 | (end-of-line) | |
246 | ;; Search back for line that starts or separates paragraphs. | |
247 | (if (if fill-prefix-regexp | |
629261c7 | 248 | ;; There is a fill prefix; it overrides parstart. |
2be01738 | 249 | (let (multiple-lines) |
55cc5677 BG |
250 | (while (and (progn (beginning-of-line) (not (bobp))) |
251 | (progn (move-to-left-margin) | |
629261c7 | 252 | (not (looking-at parsep))) |
55cc5677 | 253 | (looking-at fill-prefix-regexp)) |
3f5dc0b0 SM |
254 | (unless (= (point) start) |
255 | (setq multiple-lines t)) | |
55cc5677 | 256 | (forward-line -1)) |
2be01738 | 257 | (move-to-left-margin) |
629261c7 SM |
258 | ;; This deleted code caused a long hanging-indent line |
259 | ;; not to be filled together with the following lines. | |
260 | ;; ;; Don't move back over a line before the paragraph | |
261 | ;; ;; which doesn't start with fill-prefix | |
262 | ;; ;; unless that is the only line we've moved over. | |
263 | ;; (and (not (looking-at fill-prefix-regexp)) | |
264 | ;; multiple-lines | |
265 | ;; (forward-line 1)) | |
2be01738 | 266 | (not (bobp))) |
629261c7 | 267 | (while (and (re-search-backward sp-parstart nil 1) |
eeb0f327 | 268 | (setq found-start t) |
55cc5677 | 269 | ;; Found a candidate, but need to check if it is a |
629261c7 | 270 | ;; REAL parstart. |
55cc5677 BG |
271 | (progn (setq start (point)) |
272 | (move-to-left-margin) | |
629261c7 SM |
273 | (not (looking-at parsep))) |
274 | (not (and (looking-at parstart) | |
275 | (or (not use-hard-newlines) | |
276 | (get-text-property (1- start) 'hard) | |
277 | (bobp))))) | |
eeb0f327 | 278 | (setq found-start nil) |
55cc5677 | 279 | (goto-char start)) |
eeb0f327 | 280 | found-start) |
de24b077 SM |
281 | ;; Found one. |
282 | (progn | |
8a2a4ced RS |
283 | ;; Move forward over paragraph separators. |
284 | ;; We know this cannot reach the place we started | |
285 | ;; because we know we moved back over a non-separator. | |
55cc5677 BG |
286 | (while (and (not (eobp)) |
287 | (progn (move-to-left-margin) | |
629261c7 | 288 | (looking-at parsep))) |
8a2a4ced | 289 | (forward-line 1)) |
55cc5677 BG |
290 | ;; If line before paragraph is just margin, back up to there. |
291 | (end-of-line 0) | |
292 | (if (> (current-column) (current-left-margin)) | |
293 | (forward-char 1) | |
294 | (skip-chars-backward " \t") | |
295 | (if (not (bolp)) | |
296 | (forward-line 1)))) | |
8a2a4ced | 297 | ;; No starter or separator line => use buffer beg. |
de24b077 | 298 | (goto-char (point-min)))))) |
629261c7 | 299 | |
8a2a4ced | 300 | (while (and (> arg 0) (not (eobp))) |
de24b077 SM |
301 | ;; Move forward over separator lines... |
302 | (while (and (not (eobp)) | |
303 | (progn (move-to-left-margin) (not (eobp))) | |
304 | (looking-at parsep)) | |
305 | (forward-line 1)) | |
306 | (unless (eobp) (setq arg (1- arg))) | |
307 | ;; ... and one more line. | |
308 | (forward-line 1) | |
a2535589 | 309 | (if fill-prefix-regexp |
629261c7 | 310 | ;; There is a fill prefix; it overrides parstart. |
a2535589 | 311 | (while (and (not (eobp)) |
55cc5677 | 312 | (progn (move-to-left-margin) (not (eobp))) |
629261c7 | 313 | (not (looking-at parsep)) |
a2535589 JA |
314 | (looking-at fill-prefix-regexp)) |
315 | (forward-line 1)) | |
629261c7 | 316 | (while (and (re-search-forward sp-parstart nil 1) |
55cc5677 BG |
317 | (progn (setq start (match-beginning 0)) |
318 | (goto-char start) | |
4669fb3c RS |
319 | (not (eobp))) |
320 | (progn (move-to-left-margin) | |
629261c7 SM |
321 | (not (looking-at parsep))) |
322 | (or (not (looking-at parstart)) | |
55cc5677 BG |
323 | (and use-hard-newlines |
324 | (not (get-text-property (1- start) 'hard))))) | |
a37669ec RS |
325 | (forward-char 1)) |
326 | (if (< (point) (point-max)) | |
de24b077 | 327 | (goto-char start)))) |
7b462fc6 SM |
328 | (constrain-to-field nil opoint t) |
329 | ;; Return the number of steps that could not be done. | |
330 | arg)) | |
a2535589 JA |
331 | |
332 | (defun backward-paragraph (&optional arg) | |
333 | "Move backward to start of paragraph. | |
94d63a23 RS |
334 | With argument ARG, do it ARG times; |
335 | a negative argument ARG = -N means move forward N paragraphs. | |
a2535589 | 336 | |
23b34992 BP |
337 | A paragraph start is the beginning of a line which is a |
338 | `first-line-of-paragraph' or which is ordinary text and follows a | |
339 | paragraph-separating line; except: if the first real line of a | |
340 | paragraph is preceded by a blank line, the paragraph starts at that | |
341 | blank line. | |
342 | ||
343 | See `forward-paragraph' for more information." | |
a2535589 JA |
344 | (interactive "p") |
345 | (or arg (setq arg 1)) | |
346 | (forward-paragraph (- arg))) | |
347 | ||
f48b59a2 | 348 | (defun mark-paragraph (&optional arg) |
a2535589 | 349 | "Put point at beginning of this paragraph, mark at end. |
f48b59a2 KG |
350 | The paragraph marked is the one that contains point or follows point. |
351 | ||
352 | With argument ARG, puts mark at end of a following paragraph, so that | |
353 | the number of paragraphs marked equals ARG. | |
354 | ||
355 | If ARG is negative, point is put at end of this paragraph, mark is put | |
cad113ae KG |
356 | at beginning of this or a previous paragraph. |
357 | ||
358 | If this command is repeated, it marks the next ARG paragraphs after (or | |
359 | before, if arg is negative) the ones already marked." | |
f48b59a2 | 360 | (interactive "p") |
be0d25b6 KG |
361 | (unless arg (setq arg 1)) |
362 | (when (zerop arg) | |
363 | (error "Cannot mark zero paragraphs")) | |
364 | (cond ((and (eq last-command this-command) (mark t)) | |
365 | (set-mark | |
366 | (save-excursion | |
367 | (goto-char (mark)) | |
368 | (forward-paragraph arg) | |
369 | (point)))) | |
370 | (t | |
371 | (forward-paragraph arg) | |
372 | (push-mark nil t t) | |
373 | (backward-paragraph arg)))) | |
a2535589 JA |
374 | |
375 | (defun kill-paragraph (arg) | |
376 | "Kill forward to end of paragraph. | |
377 | With arg N, kill forward to Nth end of paragraph; | |
378 | negative arg -N means kill backward to Nth start of paragraph." | |
275cf1b2 | 379 | (interactive "p") |
8d6eaa00 | 380 | (kill-region (point) (progn (forward-paragraph arg) (point)))) |
a2535589 JA |
381 | |
382 | (defun backward-kill-paragraph (arg) | |
383 | "Kill back to start of paragraph. | |
384 | With arg N, kill back to Nth start of paragraph; | |
385 | negative arg -N means kill forward to Nth end of paragraph." | |
275cf1b2 | 386 | (interactive "p") |
17cca868 | 387 | (kill-region (point) (progn (backward-paragraph arg) (point)))) |
a2535589 JA |
388 | |
389 | (defun transpose-paragraphs (arg) | |
390 | "Interchange this (or next) paragraph with previous one." | |
391 | (interactive "*p") | |
392 | (transpose-subr 'forward-paragraph arg)) | |
393 | ||
394 | (defun start-of-paragraph-text () | |
395 | (let ((opoint (point)) npoint) | |
396 | (forward-paragraph -1) | |
397 | (setq npoint (point)) | |
398 | (skip-chars-forward " \t\n") | |
b4e6c391 RS |
399 | ;; If the range of blank lines found spans the original start point, |
400 | ;; try again from the beginning of it. | |
401 | ;; Must be careful to avoid infinite loop | |
402 | ;; when following a single return at start of buffer. | |
403 | (if (and (>= (point) opoint) (< npoint opoint)) | |
a2535589 JA |
404 | (progn |
405 | (goto-char npoint) | |
406 | (if (> npoint (point-min)) | |
407 | (start-of-paragraph-text)))))) | |
408 | ||
409 | (defun end-of-paragraph-text () | |
410 | (let ((opoint (point))) | |
411 | (forward-paragraph 1) | |
412 | (if (eq (preceding-char) ?\n) (forward-char -1)) | |
413 | (if (<= (point) opoint) | |
414 | (progn | |
415 | (forward-char 1) | |
416 | (if (< (point) (point-max)) | |
417 | (end-of-paragraph-text)))))) | |
418 | ||
419 | (defun forward-sentence (&optional arg) | |
51534471 | 420 | "Move forward to next `sentence-end'. With argument, repeat. |
23b34992 | 421 | With negative argument, move backward repeatedly to `sentence-beginning'. |
a2535589 | 422 | |
23b34992 BP |
423 | The variable `sentence-end' is a regular expression that matches ends of |
424 | sentences. Also, every paragraph boundary terminates sentences as well." | |
a2535589 JA |
425 | (interactive "p") |
426 | (or arg (setq arg 1)) | |
32e40471 JL |
427 | (let ((opoint (point)) |
428 | (sentence-end (sentence-end))) | |
17cca868 | 429 | (while (< arg 0) |
ea2c6478 GM |
430 | (let ((pos (point)) |
431 | (par-beg (save-excursion (start-of-paragraph-text) (point)))) | |
432 | (if (and (re-search-backward sentence-end par-beg t) | |
433 | (or (< (match-end 0) pos) | |
434 | (re-search-backward sentence-end par-beg t))) | |
435 | (goto-char (match-end 0)) | |
17cca868 GM |
436 | (goto-char par-beg))) |
437 | (setq arg (1+ arg))) | |
438 | (while (> arg 0) | |
439 | (let ((par-end (save-excursion (end-of-paragraph-text) (point)))) | |
440 | (if (re-search-forward sentence-end par-end t) | |
441 | (skip-chars-backward " \t\n") | |
442 | (goto-char par-end))) | |
443 | (setq arg (1- arg))) | |
444 | (constrain-to-field nil opoint t))) | |
a2535589 | 445 | |
d320a41d | 446 | (defun repunctuate-sentences () |
d320a41d RS |
447 | "Put two spaces at the end of sentences from point to the end of buffer. |
448 | It works using `query-replace-regexp'." | |
279dffd6 | 449 | (interactive) |
d320a41d RS |
450 | (query-replace-regexp "\\([]\"')]?\\)\\([.?!]\\)\\([]\"')]?\\) +" |
451 | "\\1\\2\\3 ")) | |
452 | ||
453 | ||
a2535589 JA |
454 | (defun backward-sentence (&optional arg) |
455 | "Move backward to start of sentence. With arg, do it arg times. | |
23b34992 | 456 | See `forward-sentence' for more information." |
a2535589 JA |
457 | (interactive "p") |
458 | (or arg (setq arg 1)) | |
459 | (forward-sentence (- arg))) | |
460 | ||
461 | (defun kill-sentence (&optional arg) | |
462 | "Kill from point to end of sentence. | |
463 | With arg, repeat; negative arg -N means kill back to Nth start of sentence." | |
275cf1b2 | 464 | (interactive "p") |
8d6eaa00 | 465 | (kill-region (point) (progn (forward-sentence arg) (point)))) |
a2535589 JA |
466 | |
467 | (defun backward-kill-sentence (&optional arg) | |
468 | "Kill back from point to start of sentence. | |
469 | With arg, repeat, or kill forward to Nth end of sentence if negative arg -N." | |
275cf1b2 | 470 | (interactive "p") |
17cca868 | 471 | (kill-region (point) (progn (backward-sentence arg) (point)))) |
a2535589 JA |
472 | |
473 | (defun mark-end-of-sentence (arg) | |
cad113ae KG |
474 | "Put mark at end of sentence. Arg works as in `forward-sentence'. |
475 | If this command is repeated, it marks the next ARG sentences after the | |
476 | ones already marked." | |
a2535589 JA |
477 | (interactive "p") |
478 | (push-mark | |
cad113ae KG |
479 | (save-excursion |
480 | (if (and (eq last-command this-command) (mark t)) | |
481 | (goto-char (mark))) | |
482 | (forward-sentence arg) | |
483 | (point)) | |
484 | nil t)) | |
a2535589 JA |
485 | |
486 | (defun transpose-sentences (arg) | |
487 | "Interchange this (next) and previous sentence." | |
488 | (interactive "*p") | |
489 | (transpose-subr 'forward-sentence arg)) | |
6594deb0 | 490 | |
cc4fe8d2 KH |
491 | ;;; Local Variables: |
492 | ;;; coding: iso-2022-7bit | |
493 | ;;; End: | |
494 | ||
ab5796a9 | 495 | ;;; arch-tag: e727eb1a-527a-4464-b9d7-9d3ec0d1a575 |
6594deb0 | 496 | ;;; paragraphs.el ends here |