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vis: remove z+ longer pairwise selection combinator
[vis.git] / main.c
blob93f13b72558228f7c794e5cf409c3aaabeaaa47f
1 #include <signal.h>
2 #include <limits.h>
3 #include <string.h>
4 #include <stdio.h>
5 #include <wchar.h>
6 #include <ctype.h>
7 #include <errno.h>
8 #include <fcntl.h>
9 #include <inttypes.h>
10 #include <sys/stat.h>
11 #include <sys/types.h>
12
13 #include "ui-terminal.h"
14 #include "vis.h"
15 #include "vis-lua.h"
16 #include "text-util.h"
17 #include "text-motions.h"
18 #include "text-objects.h"
19 #include "util.h"
20 #include "libutf.h"
21 #include "array.h"
22 #include "buffer.h"
23
24 #define PAGE INT_MAX
25 #define PAGE_HALF (INT_MAX-1)
26
27 /** functions to be called from keybindings */
28 /* ignore key, do nothing */
29 static const char *nop(Vis*, const char *keys, const Arg *arg);
30 /* record/replay macro indicated by keys */
31 static const char *macro_record(Vis*, const char *keys, const Arg *arg);
32 static const char *macro_replay(Vis*, const char *keys, const Arg *arg);
33 /* temporarily suspend the editor and return to the shell, type 'fg' to get back */
34 static const char *suspend(Vis*, const char *keys, const Arg *arg);
35 /* reset count if set, otherwise remove all but the primary selection */
36 static const char *normalmode_escape(Vis*, const char *keys, const Arg *arg);
37 /* reset count if set, otherwise switch to normal mode */
38 static const char *visualmode_escape(Vis*, const char *keys, const Arg *arg);
39 /* switch to mode indicated by arg->i */
40 static const char *switchmode(Vis*, const char *keys, const Arg *arg);
41 /* switch to insert mode after performing movement indicated by arg->i */
42 static const char *insertmode(Vis*, const char *keys, const Arg *arg);
43 /* switch to replace mode after performing movement indicated by arg->i */
44 static const char *replacemode(Vis*, const char *keys, const Arg *arg);
45 /* add a new line either before or after the one where the cursor currently is */
46 static const char *openline(Vis*, const char *keys, const Arg *arg);
47 /* join lines from current cursor position to movement indicated by arg */
48 static const char *join(Vis*, const char *keys, const Arg *arg);
49 /* perform last action i.e. action_prev again */
50 static const char *repeat(Vis*, const char *keys, const Arg *arg);
51 /* replace character at cursor with one from keys */
52 static const char *replace(Vis*, const char *keys, const Arg *arg);
53 /* create a new cursor on the previous (arg->i < 0) or next (arg->i > 0) line */
54 static const char *selections_new(Vis*, const char *keys, const Arg *arg);
55 /* try to align all selections on the same column */
56 static const char *selections_align(Vis*, const char *keys, const Arg *arg);
57 /* try to align all selections by inserting the correct amount of white spaces */
58 static const char *selections_align_indent(Vis*, const char *keys, const Arg *arg);
59 /* remove all but the primary cursor and their selections */
60 static const char *selections_clear(Vis*, const char *keys, const Arg *arg);
61 /* remove the least recently added selection */
62 static const char *selections_remove(Vis*, const char *keys, const Arg *arg);
63 /* remove count (or arg->i)-th selection column */
64 static const char *selections_remove_column(Vis*, const char *keys, const Arg *arg);
65 /* remove all but the count (or arg->i)-th selection column */
66 static const char *selections_remove_column_except(Vis*, const char *keys, const Arg *arg);
67 /* move to the previous (arg->i < 0) or next (arg->i > 0) selection */
68 static const char *selections_navigate(Vis*, const char *keys, const Arg *arg);
69 /* select the word the selection is currently over */
70 static const char *selections_match_word(Vis*, const char *keys, const Arg *arg);
71 /* select the next region matching the current selection */
72 static const char *selections_match_next(Vis*, const char *keys, const Arg *arg);
73 /* clear current selection but select next match */
74 static const char *selections_match_skip(Vis*, const char *keys, const Arg *arg);
75 /* rotate selection content count times left (arg->i < 0) or right (arg->i > 0) */
76 static const char *selections_rotate(Vis*, const char *keys, const Arg *arg);
77 /* remove leading and trailing white spaces from selections */
78 static const char *selections_trim(Vis*, const char *keys, const Arg *arg);
79 /* save active selections to mark */
80 static const char *selections_save(Vis*, const char *keys, const Arg *arg);
81 /* restore selections from mark */
82 static const char *selections_restore(Vis*, const char *keys, const Arg *arg);
83 /* union selections from mark */
84 static const char *selections_union(Vis*, const char *keys, const Arg *arg);
85 /* intersect selections from mark */
86 static const char *selections_intersect(Vis*, const char *keys, const Arg *arg);
87 /* perform complement of current active selections */
88 static const char *selections_complement(Vis*, const char *keys, const Arg *arg);
89 /* subtract selections from mark */
90 static const char *selections_minus(Vis*, const char *keys, const Arg *arg);
91 /* pairwise combine selections from mark */
92 static const char *selections_combine(Vis*, const char *keys, const Arg *arg);
93 static Filerange combine_shorter(const Filerange*, const Filerange*);
94 static Filerange combine_leftmost(const Filerange*, const Filerange*);
95 static Filerange combine_rightmost(const Filerange*, const Filerange*);
96 /* adjust current used count according to keys */
97 static const char *count(Vis*, const char *keys, const Arg *arg);
98 /* move to the count-th line or if not given either to the first (arg->i < 0)
99 * or last (arg->i > 0) line of file */
100 static const char *gotoline(Vis*, const char *keys, const Arg *arg);
101 /* make the current action use the operator indicated by arg->i */
102 static const char *operator(Vis*, const char *keys, const Arg *arg);
103 /* blocks to read a key and performs movement indicated by arg->i which
104 * should be one of VIS_MOVE_{RIGHT,LEFT}_{TO,TILL} */
105 static const char *movement_key(Vis*, const char *keys, const Arg *arg);
106 /* perform the movement as indicated by arg->i */
107 static const char *movement(Vis*, const char *keys, const Arg *arg);
108 /* let the current operator affect the range indicated by the text object arg->i */
109 static const char *textobj(Vis*, const char *keys, const Arg *arg);
110 /* move to the other end of selected text */
111 static const char *selection_end(Vis*, const char *keys, const Arg *arg);
112 /* use register indicated by keys for the current operator */
113 static const char *reg(Vis*, const char *keys, const Arg *arg);
114 /* use mark indicated by keys for the current action */
115 static const char *mark(Vis*, const char *keys, const Arg *arg);
116 /* {un,re}do last action, redraw window */
117 static const char *undo(Vis*, const char *keys, const Arg *arg);
118 static const char *redo(Vis*, const char *keys, const Arg *arg);
119 /* earlier, later action chronologically, redraw window */
120 static const char *earlier(Vis*, const char *keys, const Arg *arg);
121 static const char *later(Vis*, const char *keys, const Arg *arg);
122 /* delete from the current cursor position to the end of
123 * movement as indicated by arg->i */
124 static const char *delete(Vis*, const char *keys, const Arg *arg);
125 /* insert register content indicated by keys at current cursor position */
126 static const char *insert_register(Vis*, const char *keys, const Arg *arg);
127 /* show a user prompt to get input with title arg->s */
128 static const char *prompt_show(Vis*, const char *keys, const Arg *arg);
129 /* blocks to read 3 consecutive digits and inserts the corresponding byte value */
130 static const char *insert_verbatim(Vis*, const char *keys, const Arg *arg);
131 /* scroll window content according to arg->i which can be either PAGE, PAGE_HALF,
132 * or an arbitrary number of lines. a multiplier overrides what is given in arg->i.
133 * negative values scroll back, positive forward. */
134 static const char *wscroll(Vis*, const char *keys, const Arg *arg);
135 /* similar to scroll, but do only move window content not cursor position */
136 static const char *wslide(Vis*, const char *keys, const Arg *arg);
137 /* call editor function as indicated by arg->f */
138 static const char *call(Vis*, const char *keys, const Arg *arg);
139 /* call window function as indicated by arg->w */
140 static const char *window(Vis*, const char *keys, const Arg *arg);
141 /* show info about Unicode character at cursor position */
142 static const char *unicode_info(Vis*, const char *keys, const Arg *arg);
143 /* either go to count % of file or to matching item */
144 static const char *percent(Vis*, const char *keys, const Arg *arg);
145 /* navigate jumplist next (arg->i > 0), prev (arg->i < 0), save (arg->i = 0) */
146 static const char *jumplist(Vis*, const char *keys, const Arg *arg);
147
148 enum {
149 VIS_ACTION_EDITOR_SUSPEND,
150 VIS_ACTION_CURSOR_CHAR_PREV,
151 VIS_ACTION_CURSOR_CHAR_NEXT,
152 VIS_ACTION_CURSOR_LINE_CHAR_PREV,
153 VIS_ACTION_CURSOR_LINE_CHAR_NEXT,
154 VIS_ACTION_CURSOR_CODEPOINT_PREV,
155 VIS_ACTION_CURSOR_CODEPOINT_NEXT,
156 VIS_ACTION_CURSOR_WORD_START_PREV,
157 VIS_ACTION_CURSOR_WORD_START_NEXT,
158 VIS_ACTION_CURSOR_WORD_END_PREV,
159 VIS_ACTION_CURSOR_WORD_END_NEXT,
160 VIS_ACTION_CURSOR_LONGWORD_START_PREV,
161 VIS_ACTION_CURSOR_LONGWORD_START_NEXT,
162 VIS_ACTION_CURSOR_LONGWORD_END_PREV,
163 VIS_ACTION_CURSOR_LONGWORD_END_NEXT,
164 VIS_ACTION_CURSOR_LINE_UP,
165 VIS_ACTION_CURSOR_LINE_DOWN,
166 VIS_ACTION_CURSOR_LINE_START,
167 VIS_ACTION_CURSOR_LINE_FINISH,
168 VIS_ACTION_CURSOR_LINE_BEGIN,
169 VIS_ACTION_CURSOR_LINE_END,
170 VIS_ACTION_CURSOR_SCREEN_LINE_UP,
171 VIS_ACTION_CURSOR_SCREEN_LINE_DOWN,
172 VIS_ACTION_CURSOR_SCREEN_LINE_BEGIN,
173 VIS_ACTION_CURSOR_SCREEN_LINE_MIDDLE,
174 VIS_ACTION_CURSOR_SCREEN_LINE_END,
175 VIS_ACTION_CURSOR_PERCENT,
176 VIS_ACTION_CURSOR_BYTE,
177 VIS_ACTION_CURSOR_BYTE_LEFT,
178 VIS_ACTION_CURSOR_BYTE_RIGHT,
179 VIS_ACTION_CURSOR_PARAGRAPH_PREV,
180 VIS_ACTION_CURSOR_PARAGRAPH_NEXT,
181 VIS_ACTION_CURSOR_SENTENCE_PREV,
182 VIS_ACTION_CURSOR_SENTENCE_NEXT,
183 VIS_ACTION_CURSOR_BLOCK_START,
184 VIS_ACTION_CURSOR_BLOCK_END,
185 VIS_ACTION_CURSOR_PARENTHESIS_START,
186 VIS_ACTION_CURSOR_PARENTHESIS_END,
187 VIS_ACTION_CURSOR_COLUMN,
188 VIS_ACTION_CURSOR_LINE_FIRST,
189 VIS_ACTION_CURSOR_LINE_LAST,
190 VIS_ACTION_CURSOR_WINDOW_LINE_TOP,
191 VIS_ACTION_CURSOR_WINDOW_LINE_MIDDLE,
192 VIS_ACTION_CURSOR_WINDOW_LINE_BOTTOM,
193 VIS_ACTION_CURSOR_SEARCH_REPEAT_FORWARD,
194 VIS_ACTION_CURSOR_SEARCH_REPEAT_BACKWARD,
195 VIS_ACTION_CURSOR_SEARCH_REPEAT,
196 VIS_ACTION_CURSOR_SEARCH_REPEAT_REVERSE,
197 VIS_ACTION_CURSOR_SEARCH_WORD_FORWARD,
198 VIS_ACTION_CURSOR_SEARCH_WORD_BACKWARD,
199 VIS_ACTION_WINDOW_PAGE_UP,
200 VIS_ACTION_WINDOW_PAGE_DOWN,
201 VIS_ACTION_WINDOW_HALFPAGE_UP,
202 VIS_ACTION_WINDOW_HALFPAGE_DOWN,
203 VIS_ACTION_MODE_NORMAL,
204 VIS_ACTION_MODE_NORMAL_ESCAPE,
205 VIS_ACTION_MODE_VISUAL,
206 VIS_ACTION_MODE_VISUAL_ESCAPE,
207 VIS_ACTION_MODE_VISUAL_LINE,
208 VIS_ACTION_MODE_INSERT,
209 VIS_ACTION_MODE_REPLACE,
210 VIS_ACTION_DELETE_CHAR_PREV,
211 VIS_ACTION_DELETE_CHAR_NEXT,
212 VIS_ACTION_DELETE_LINE_BEGIN,
213 VIS_ACTION_DELETE_WORD_PREV,
214 VIS_ACTION_JUMPLIST_PREV,
215 VIS_ACTION_JUMPLIST_NEXT,
216 VIS_ACTION_JUMPLIST_SAVE,
217 VIS_ACTION_UNDO,
218 VIS_ACTION_REDO,
219 VIS_ACTION_EARLIER,
220 VIS_ACTION_LATER,
221 VIS_ACTION_MACRO_RECORD,
222 VIS_ACTION_MACRO_REPLAY,
223 VIS_ACTION_MARK,
224 VIS_ACTION_REDRAW,
225 VIS_ACTION_REPLACE_CHAR,
226 VIS_ACTION_TOTILL_REPEAT,
227 VIS_ACTION_TOTILL_REVERSE,
228 VIS_ACTION_PROMPT_SEARCH_FORWARD,
229 VIS_ACTION_PROMPT_SEARCH_BACKWARD,
230 VIS_ACTION_TILL_LEFT,
231 VIS_ACTION_TILL_RIGHT,
232 VIS_ACTION_TO_LEFT,
233 VIS_ACTION_TO_RIGHT,
234 VIS_ACTION_REGISTER,
235 VIS_ACTION_OPERATOR_CHANGE,
236 VIS_ACTION_OPERATOR_DELETE,
237 VIS_ACTION_OPERATOR_YANK,
238 VIS_ACTION_OPERATOR_SHIFT_LEFT,
239 VIS_ACTION_OPERATOR_SHIFT_RIGHT,
240 VIS_ACTION_COUNT,
241 VIS_ACTION_INSERT_NEWLINE,
242 VIS_ACTION_INSERT_TAB,
243 VIS_ACTION_INSERT_VERBATIM,
244 VIS_ACTION_INSERT_REGISTER,
245 VIS_ACTION_WINDOW_NEXT,
246 VIS_ACTION_WINDOW_PREV,
247 VIS_ACTION_APPEND_CHAR_NEXT,
248 VIS_ACTION_APPEND_LINE_END,
249 VIS_ACTION_INSERT_LINE_START,
250 VIS_ACTION_OPEN_LINE_ABOVE,
251 VIS_ACTION_OPEN_LINE_BELOW,
252 VIS_ACTION_JOIN_LINES,
253 VIS_ACTION_JOIN_LINES_TRIM,
254 VIS_ACTION_PROMPT_SHOW,
255 VIS_ACTION_REPEAT,
256 VIS_ACTION_SELECTION_FLIP,
257 VIS_ACTION_WINDOW_REDRAW_TOP,
258 VIS_ACTION_WINDOW_REDRAW_CENTER,
259 VIS_ACTION_WINDOW_REDRAW_BOTTOM,
260 VIS_ACTION_WINDOW_SLIDE_UP,
261 VIS_ACTION_WINDOW_SLIDE_DOWN,
262 VIS_ACTION_PUT_AFTER,
263 VIS_ACTION_PUT_BEFORE,
264 VIS_ACTION_SELECTIONS_MATCH_WORD,
265 VIS_ACTION_SELECTIONS_NEW_LINE_ABOVE,
266 VIS_ACTION_SELECTIONS_NEW_LINE_ABOVE_FIRST,
267 VIS_ACTION_SELECTIONS_NEW_LINE_BELOW,
268 VIS_ACTION_SELECTIONS_NEW_LINE_BELOW_LAST,
269 VIS_ACTION_SELECTIONS_NEW_LINES_BEGIN,
270 VIS_ACTION_SELECTIONS_NEW_LINES_END,
271 VIS_ACTION_SELECTIONS_NEW_MATCH_NEXT,
272 VIS_ACTION_SELECTIONS_NEW_MATCH_SKIP,
273 VIS_ACTION_SELECTIONS_ALIGN,
274 VIS_ACTION_SELECTIONS_ALIGN_INDENT_LEFT,
275 VIS_ACTION_SELECTIONS_ALIGN_INDENT_RIGHT,
276 VIS_ACTION_SELECTIONS_REMOVE_ALL,
277 VIS_ACTION_SELECTIONS_REMOVE_LAST,
278 VIS_ACTION_SELECTIONS_REMOVE_COLUMN,
279 VIS_ACTION_SELECTIONS_REMOVE_COLUMN_EXCEPT,
280 VIS_ACTION_SELECTIONS_PREV,
281 VIS_ACTION_SELECTIONS_NEXT,
282 VIS_ACTION_SELECTIONS_ROTATE_LEFT,
283 VIS_ACTION_SELECTIONS_ROTATE_RIGHT,
284 VIS_ACTION_SELECTIONS_TRIM,
285 VIS_ACTION_SELECTIONS_SAVE,
286 VIS_ACTION_SELECTIONS_RESTORE,
287 VIS_ACTION_SELECTIONS_UNION,
288 VIS_ACTION_SELECTIONS_INTERSECT,
289 VIS_ACTION_SELECTIONS_COMPLEMENT,
290 VIS_ACTION_SELECTIONS_MINUS,
291 VIS_ACTION_SELECTIONS_COMBINE_SHORTER,
292 VIS_ACTION_SELECTIONS_COMBINE_LEFTMOST,
293 VIS_ACTION_SELECTIONS_COMBINE_RIGHTMOST,
294 VIS_ACTION_TEXT_OBJECT_WORD_OUTER,
295 VIS_ACTION_TEXT_OBJECT_WORD_INNER,
296 VIS_ACTION_TEXT_OBJECT_LONGWORD_OUTER,
297 VIS_ACTION_TEXT_OBJECT_LONGWORD_INNER,
298 VIS_ACTION_TEXT_OBJECT_SENTENCE,
299 VIS_ACTION_TEXT_OBJECT_PARAGRAPH,
300 VIS_ACTION_TEXT_OBJECT_PARAGRAPH_OUTER,
301 VIS_ACTION_TEXT_OBJECT_SQUARE_BRACKET_OUTER,
302 VIS_ACTION_TEXT_OBJECT_SQUARE_BRACKET_INNER,
303 VIS_ACTION_TEXT_OBJECT_PARENTHESIS_OUTER,
304 VIS_ACTION_TEXT_OBJECT_PARENTHESIS_INNER,
305 VIS_ACTION_TEXT_OBJECT_ANGLE_BRACKET_OUTER,
306 VIS_ACTION_TEXT_OBJECT_ANGLE_BRACKET_INNER,
307 VIS_ACTION_TEXT_OBJECT_CURLY_BRACKET_OUTER,
308 VIS_ACTION_TEXT_OBJECT_CURLY_BRACKET_INNER,
309 VIS_ACTION_TEXT_OBJECT_QUOTE_OUTER,
310 VIS_ACTION_TEXT_OBJECT_QUOTE_INNER,
311 VIS_ACTION_TEXT_OBJECT_SINGLE_QUOTE_OUTER,
312 VIS_ACTION_TEXT_OBJECT_SINGLE_QUOTE_INNER,
313 VIS_ACTION_TEXT_OBJECT_BACKTICK_OUTER,
314 VIS_ACTION_TEXT_OBJECT_BACKTICK_INNER,
315 VIS_ACTION_TEXT_OBJECT_ENTIRE_OUTER,
316 VIS_ACTION_TEXT_OBJECT_ENTIRE_INNER,
317 VIS_ACTION_TEXT_OBJECT_LINE_OUTER,
318 VIS_ACTION_TEXT_OBJECT_LINE_INNER,
319 VIS_ACTION_TEXT_OBJECT_INDENTATION,
320 VIS_ACTION_TEXT_OBJECT_SEARCH_FORWARD,
321 VIS_ACTION_TEXT_OBJECT_SEARCH_BACKWARD,
322 VIS_ACTION_UNICODE_INFO,
323 VIS_ACTION_UTF8_INFO,
324 VIS_ACTION_NOP,
325 };
326
327 static const KeyAction vis_action[] = {
328 [VIS_ACTION_EDITOR_SUSPEND] = {
329 "vis-suspend",
330 VIS_HELP("Suspend the editor")
331 suspend,
332 },
333 [VIS_ACTION_CURSOR_CHAR_PREV] = {
334 "vis-motion-char-prev",
335 VIS_HELP("Move cursor left, to the previous character")
336 movement, { .i = VIS_MOVE_CHAR_PREV }
337 },
338 [VIS_ACTION_CURSOR_CHAR_NEXT] = {
339 "vis-motion-char-next",
340 VIS_HELP("Move cursor right, to the next character")
341 movement, { .i = VIS_MOVE_CHAR_NEXT }
342 },
343 [VIS_ACTION_CURSOR_LINE_CHAR_PREV] = {
344 "vis-motion-line-char-prev",
345 VIS_HELP("Move cursor left, to the previous character on the same line")
346 movement, { .i = VIS_MOVE_LINE_CHAR_PREV }
347 },
348 [VIS_ACTION_CURSOR_LINE_CHAR_NEXT] = {
349 "vis-motion-line-char-next",
350 VIS_HELP("Move cursor right, to the next character on the same line")
351 movement, { .i = VIS_MOVE_LINE_CHAR_NEXT }
352 },
353 [VIS_ACTION_CURSOR_CODEPOINT_PREV] = {
354 "vis-motion-codepoint-prev",
355 VIS_HELP("Move to the previous Unicode codepoint")
356 movement, { .i = VIS_MOVE_CODEPOINT_PREV }
357 },
358 [VIS_ACTION_CURSOR_CODEPOINT_NEXT] = {
359 "vis-motion-codepoint-next",
360 VIS_HELP("Move to the next Unicode codepoint")
361 movement, { .i = VIS_MOVE_CODEPOINT_NEXT }
362 },
363 [VIS_ACTION_CURSOR_WORD_START_PREV] = {
364 "vis-motion-word-start-prev",
365 VIS_HELP("Move cursor words backwards")
366 movement, { .i = VIS_MOVE_WORD_START_PREV }
367 },
368 [VIS_ACTION_CURSOR_WORD_START_NEXT] = {
369 "vis-motion-word-start-next",
370 VIS_HELP("Move cursor words forwards")
371 movement, { .i = VIS_MOVE_WORD_START_NEXT }
372 },
373 [VIS_ACTION_CURSOR_WORD_END_PREV] = {
374 "vis-motion-word-end-prev",
375 VIS_HELP("Move cursor backwards to the end of word")
376 movement, { .i = VIS_MOVE_WORD_END_PREV }
377 },
378 [VIS_ACTION_CURSOR_WORD_END_NEXT] = {
379 "vis-motion-word-end-next",
380 VIS_HELP("Move cursor forward to the end of word")
381 movement, { .i = VIS_MOVE_WORD_END_NEXT }
382 },
383 [VIS_ACTION_CURSOR_LONGWORD_START_PREV] = {
384 "vis-motion-bigword-start-prev",
385 VIS_HELP("Move cursor WORDS backwards")
386 movement, { .i = VIS_MOVE_LONGWORD_START_PREV }
387 },
388 [VIS_ACTION_CURSOR_LONGWORD_START_NEXT] = {
389 "vis-motion-bigword-start-next",
390 VIS_HELP("Move cursor WORDS forwards")
391 movement, { .i = VIS_MOVE_LONGWORD_START_NEXT }
392 },
393 [VIS_ACTION_CURSOR_LONGWORD_END_PREV] = {
394 "vis-motion-bigword-end-prev",
395 VIS_HELP("Move cursor backwards to the end of WORD")
396 movement, { .i = VIS_MOVE_LONGWORD_END_PREV }
397 },
398 [VIS_ACTION_CURSOR_LONGWORD_END_NEXT] = {
399 "vis-motion-bigword-end-next",
400 VIS_HELP("Move cursor forward to the end of WORD")
401 movement, { .i = VIS_MOVE_LONGWORD_END_NEXT }
402 },
403 [VIS_ACTION_CURSOR_LINE_UP] = {
404 "vis-motion-line-up",
405 VIS_HELP("Move cursor line upwards")
406 movement, { .i = VIS_MOVE_LINE_UP }
407 },
408 [VIS_ACTION_CURSOR_LINE_DOWN] = {
409 "vis-motion-line-down",
410 VIS_HELP("Move cursor line downwards")
411 movement, { .i = VIS_MOVE_LINE_DOWN }
412 },
413 [VIS_ACTION_CURSOR_LINE_START] = {
414 "vis-motion-line-start",
415 VIS_HELP("Move cursor to first non-blank character of the line")
416 movement, { .i = VIS_MOVE_LINE_START }
417 },
418 [VIS_ACTION_CURSOR_LINE_FINISH] = {
419 "vis-motion-line-finish",
420 VIS_HELP("Move cursor to last non-blank character of the line")
421 movement, { .i = VIS_MOVE_LINE_FINISH }
422 },
423 [VIS_ACTION_CURSOR_LINE_BEGIN] = {
424 "vis-motion-line-begin",
425 VIS_HELP("Move cursor to first character of the line")
426 movement, { .i = VIS_MOVE_LINE_BEGIN }
427 },
428 [VIS_ACTION_CURSOR_LINE_END] = {
429 "vis-motion-line-end",
430 VIS_HELP("Move cursor to end of the line")
431 movement, { .i = VIS_MOVE_LINE_END }
432 },
433 [VIS_ACTION_CURSOR_SCREEN_LINE_UP] = {
434 "vis-motion-screenline-up",
435 VIS_HELP("Move cursor screen/display line upwards")
436 movement, { .i = VIS_MOVE_SCREEN_LINE_UP }
437 },
438 [VIS_ACTION_CURSOR_SCREEN_LINE_DOWN] = {
439 "vis-motion-screenline-down",
440 VIS_HELP("Move cursor screen/display line downwards")
441 movement, { .i = VIS_MOVE_SCREEN_LINE_DOWN }
442 },
443 [VIS_ACTION_CURSOR_SCREEN_LINE_BEGIN] = {
444 "vis-motion-screenline-begin",
445 VIS_HELP("Move cursor to beginning of screen/display line")
446 movement, { .i = VIS_MOVE_SCREEN_LINE_BEGIN }
447 },
448 [VIS_ACTION_CURSOR_SCREEN_LINE_MIDDLE] = {
449 "vis-motion-screenline-middle",
450 VIS_HELP("Move cursor to middle of screen/display line")
451 movement, { .i = VIS_MOVE_SCREEN_LINE_MIDDLE }
452 },
453 [VIS_ACTION_CURSOR_SCREEN_LINE_END] = {
454 "vis-motion-screenline-end",
455 VIS_HELP("Move cursor to end of screen/display line")
456 movement, { .i = VIS_MOVE_SCREEN_LINE_END }
457 },
458 [VIS_ACTION_CURSOR_PERCENT] = {
459 "vis-motion-percent",
460 VIS_HELP("Move to count % of file or matching item")
461 percent
462 },
463 [VIS_ACTION_CURSOR_BYTE] = {
464 "vis-motion-byte",
465 VIS_HELP("Move to absolute byte position")
466 movement, { .i = VIS_MOVE_BYTE }
467 },
468 [VIS_ACTION_CURSOR_BYTE_LEFT] = {
469 "vis-motion-byte-left",
470 VIS_HELP("Move count bytes to the left")
471 movement, { .i = VIS_MOVE_BYTE_LEFT }
472 },
473 [VIS_ACTION_CURSOR_BYTE_RIGHT] = {
474 "vis-motion-byte-right",
475 VIS_HELP("Move count bytes to the right")
476 movement, { .i = VIS_MOVE_BYTE_RIGHT }
477 },
478 [VIS_ACTION_CURSOR_PARAGRAPH_PREV] = {
479 "vis-motion-paragraph-prev",
480 VIS_HELP("Move cursor paragraph backward")
481 movement, { .i = VIS_MOVE_PARAGRAPH_PREV }
482 },
483 [VIS_ACTION_CURSOR_PARAGRAPH_NEXT] = {
484 "vis-motion-paragraph-next",
485 VIS_HELP("Move cursor paragraph forward")
486 movement, { .i = VIS_MOVE_PARAGRAPH_NEXT }
487 },
488 [VIS_ACTION_CURSOR_SENTENCE_PREV] = {
489 "vis-motion-sentence-prev",
490 VIS_HELP("Move cursor sentence backward")
491 movement, { .i = VIS_MOVE_SENTENCE_PREV }
492 },
493 [VIS_ACTION_CURSOR_SENTENCE_NEXT] = {
494 "vis-motion-sentence-next",
495 VIS_HELP("Move cursor sentence forward")
496 movement, { .i = VIS_MOVE_SENTENCE_NEXT }
497 },
498 [VIS_ACTION_CURSOR_BLOCK_START] = {
499 "vis-motion-block-start",
500 VIS_HELP("Move cursor to the opening curly brace in a block")
501 movement, { .i = VIS_MOVE_BLOCK_START }
502 },
503 [VIS_ACTION_CURSOR_BLOCK_END] = {
504 "vis-motion-block-end",
505 VIS_HELP("Move cursor to the closing curly brace in a block")
506 movement, { .i = VIS_MOVE_BLOCK_END }
507 },
508 [VIS_ACTION_CURSOR_PARENTHESIS_START] = {
509 "vis-motion-parenthesis-start",
510 VIS_HELP("Move cursor to the opening parenthesis inside a pair of parentheses")
511 movement, { .i = VIS_MOVE_PARENTHESIS_START }
512 },
513 [VIS_ACTION_CURSOR_PARENTHESIS_END] = {
514 "vis-motion-parenthesis-end",
515 VIS_HELP("Move cursor to the closing parenthesis inside a pair of parentheses")
516 movement, { .i = VIS_MOVE_PARENTHESIS_END }
517 },
518 [VIS_ACTION_CURSOR_COLUMN] = {
519 "vis-motion-column",
520 VIS_HELP("Move cursor to given column of current line")
521 movement, { .i = VIS_MOVE_COLUMN }
522 },
523 [VIS_ACTION_CURSOR_LINE_FIRST] = {
524 "vis-motion-line-first",
525 VIS_HELP("Move cursor to given line (defaults to first)")
526 gotoline, { .i = -1 }
527 },
528 [VIS_ACTION_CURSOR_LINE_LAST] = {
529 "vis-motion-line-last",
530 VIS_HELP("Move cursor to given line (defaults to last)")
531 gotoline, { .i = +1 }
532 },
533 [VIS_ACTION_CURSOR_WINDOW_LINE_TOP] = {
534 "vis-motion-window-line-top",
535 VIS_HELP("Move cursor to top line of the window")
536 movement, { .i = VIS_MOVE_WINDOW_LINE_TOP }
537 },
538 [VIS_ACTION_CURSOR_WINDOW_LINE_MIDDLE] = {
539 "vis-motion-window-line-middle",
540 VIS_HELP("Move cursor to middle line of the window")
541 movement, { .i = VIS_MOVE_WINDOW_LINE_MIDDLE }
542 },
543 [VIS_ACTION_CURSOR_WINDOW_LINE_BOTTOM] = {
544 "vis-motion-window-line-bottom",
545 VIS_HELP("Move cursor to bottom line of the window")
546 movement, { .i = VIS_MOVE_WINDOW_LINE_BOTTOM }
547 },
548 [VIS_ACTION_CURSOR_SEARCH_REPEAT_FORWARD] = {
549 "vis-motion-search-repeat-forward",
550 VIS_HELP("Move cursor to next match in forward direction")
551 movement, { .i = VIS_MOVE_SEARCH_REPEAT_FORWARD }
552 },
553 [VIS_ACTION_CURSOR_SEARCH_REPEAT_BACKWARD] = {
554 "vis-motion-search-repeat-backward",
555 VIS_HELP("Move cursor to previous match in backward direction")
556 movement, { .i = VIS_MOVE_SEARCH_REPEAT_BACKWARD }
557 },
558 [VIS_ACTION_CURSOR_SEARCH_REPEAT] = {
559 "vis-motion-search-repeat",
560 VIS_HELP("Move cursor to next match")
561 movement, { .i = VIS_MOVE_SEARCH_REPEAT }
562 },
563 [VIS_ACTION_CURSOR_SEARCH_REPEAT_REVERSE] = {
564 "vis-motion-search-repeat-reverse",
565 VIS_HELP("Move cursor to next match in opposite direction")
566 movement, { .i = VIS_MOVE_SEARCH_REPEAT_REVERSE }
567 },
568 [VIS_ACTION_CURSOR_SEARCH_WORD_FORWARD] = {
569 "vis-motion-search-word-forward",
570 VIS_HELP("Move cursor to next occurrence of the word under cursor")
571 movement, { .i = VIS_MOVE_SEARCH_WORD_FORWARD }
572 },
573 [VIS_ACTION_CURSOR_SEARCH_WORD_BACKWARD] = {
574 "vis-motion-search-word-backward",
575 VIS_HELP("Move cursor to previous occurrence of the word under cursor")
576 movement, { .i = VIS_MOVE_SEARCH_WORD_BACKWARD }
577 },
578 [VIS_ACTION_WINDOW_PAGE_UP] = {
579 "vis-window-page-up",
580 VIS_HELP("Scroll window pages backwards (upwards)")
581 wscroll, { .i = -PAGE }
582 },
583 [VIS_ACTION_WINDOW_HALFPAGE_UP] = {
584 "vis-window-halfpage-up",
585 VIS_HELP("Scroll window half pages backwards (upwards)")
586 wscroll, { .i = -PAGE_HALF }
587 },
588 [VIS_ACTION_WINDOW_PAGE_DOWN] = {
589 "vis-window-page-down",
590 VIS_HELP("Scroll window pages forwards (downwards)")
591 wscroll, { .i = +PAGE }
592 },
593 [VIS_ACTION_WINDOW_HALFPAGE_DOWN] = {
594 "vis-window-halfpage-down",
595 VIS_HELP("Scroll window half pages forwards (downwards)")
596 wscroll, { .i = +PAGE_HALF }
597 },
598 [VIS_ACTION_MODE_NORMAL] = {
599 "vis-mode-normal",
600 VIS_HELP("Enter normal mode")
601 switchmode, { .i = VIS_MODE_NORMAL }
602 },
603 [VIS_ACTION_MODE_NORMAL_ESCAPE] = {
604 "vis-mode-normal-escape",
605 VIS_HELP("Reset count or remove all non-primary selections")
606 normalmode_escape,
607 },
608 [VIS_ACTION_MODE_VISUAL] = {
609 "vis-mode-visual-charwise",
610 VIS_HELP("Enter characterwise visual mode")
611 switchmode, { .i = VIS_MODE_VISUAL }
612 },
613 [VIS_ACTION_MODE_VISUAL_ESCAPE] = {
614 "vis-mode-visual-escape",
615 VIS_HELP("Reset count or switch to normal mode")
616 visualmode_escape,
617 },
618 [VIS_ACTION_MODE_VISUAL_LINE] = {
619 "vis-mode-visual-linewise",
620 VIS_HELP("Enter linewise visual mode")
621 switchmode, { .i = VIS_MODE_VISUAL_LINE }
622 },
623 [VIS_ACTION_MODE_INSERT] = {
624 "vis-mode-insert",
625 VIS_HELP("Enter insert mode")
626 insertmode, { .i = VIS_MOVE_NOP }
627 },
628 [VIS_ACTION_MODE_REPLACE] = {
629 "vis-mode-replace",
630 VIS_HELP("Enter replace mode")
631 replacemode, { .i = VIS_MOVE_NOP }
632 },
633 [VIS_ACTION_DELETE_CHAR_PREV] = {
634 "vis-delete-char-prev",
635 VIS_HELP("Delete the previous character")
636 delete, { .i = VIS_MOVE_CHAR_PREV }
637 },
638 [VIS_ACTION_DELETE_CHAR_NEXT] = {
639 "vis-delete-char-next",
640 VIS_HELP("Delete the next character")
641 delete, { .i = VIS_MOVE_CHAR_NEXT }
642 },
643 [VIS_ACTION_DELETE_LINE_BEGIN] = {
644 "vis-delete-line-begin",
645 VIS_HELP("Delete until the start of the current line")
646 delete, { .i = VIS_MOVE_LINE_BEGIN }
647 },
648 [VIS_ACTION_DELETE_WORD_PREV] = {
649 "vis-delete-word-prev",
650 VIS_HELP("Delete the previous WORD")
651 delete, { .i = VIS_MOVE_WORD_START_PREV }
652 },
653 [VIS_ACTION_JUMPLIST_PREV] = {
654 "vis-jumplist-prev",
655 VIS_HELP("Go to older cursor position in jump list")
656 jumplist, { .i = -1 }
657 },
658 [VIS_ACTION_JUMPLIST_NEXT] = {
659 "vis-jumplist-next",
660 VIS_HELP("Go to newer cursor position in jump list")
661 jumplist, { .i = +1 }
662 },
663 [VIS_ACTION_JUMPLIST_SAVE] = {
664 "vis-jumplist-save",
665 VIS_HELP("Save current selections in jump list")
666 jumplist, { .i = 0 }
667 },
668 [VIS_ACTION_UNDO] = {
669 "vis-undo",
670 VIS_HELP("Undo last change")
671 undo,
672 },
673 [VIS_ACTION_REDO] = {
674 "vis-redo",
675 VIS_HELP("Redo last change")
676 redo,
677 },
678 [VIS_ACTION_EARLIER] = {
679 "vis-earlier",
680 VIS_HELP("Goto older text state")
681 earlier,
682 },
683 [VIS_ACTION_LATER] = {
684 "vis-later",
685 VIS_HELP("Goto newer text state")
686 later,
687 },
688 [VIS_ACTION_MACRO_RECORD] = {
689 "vis-macro-record",
690 VIS_HELP("Record macro into given register")
691 macro_record,
692 },
693 [VIS_ACTION_MACRO_REPLAY] = {
694 "vis-macro-replay",
695 VIS_HELP("Replay macro, execute the content of the given register")
696 macro_replay,
697 },
698 [VIS_ACTION_MARK] = {
699 "vis-mark",
700 VIS_HELP("Use given mark for next action")
701 mark,
702 },
703 [VIS_ACTION_REDRAW] = {
704 "vis-redraw",
705 VIS_HELP("Redraw current editor content")
706 call, { .f = vis_redraw }
707 },
708 [VIS_ACTION_REPLACE_CHAR] = {
709 "vis-replace-char",
710 VIS_HELP("Replace the character under the cursor")
711 replace,
712 },
713 [VIS_ACTION_TOTILL_REPEAT] = {
714 "vis-motion-totill-repeat",
715 VIS_HELP("Repeat latest to/till motion")
716 movement, { .i = VIS_MOVE_TOTILL_REPEAT }
717 },
718 [VIS_ACTION_TOTILL_REVERSE] = {
719 "vis-motion-totill-reverse",
720 VIS_HELP("Repeat latest to/till motion but in opposite direction")
721 movement, { .i = VIS_MOVE_TOTILL_REVERSE }
722 },
723 [VIS_ACTION_PROMPT_SEARCH_FORWARD] = {
724 "vis-search-forward",
725 VIS_HELP("Search forward")
726 prompt_show, { .s = "/" }
727 },
728 [VIS_ACTION_PROMPT_SEARCH_BACKWARD] = {
729 "vis-search-backward",
730 VIS_HELP("Search backward")
731 prompt_show, { .s = "?" }
732 },
733 [VIS_ACTION_TILL_LEFT] = {
734 "vis-motion-till-left",
735 VIS_HELP("Till after the occurrence of character to the left")
736 movement_key, { .i = VIS_MOVE_LEFT_TILL }
737 },
738 [VIS_ACTION_TILL_RIGHT] = {
739 "vis-motion-till-right",
740 VIS_HELP("Till before the occurrence of character to the right")
741 movement_key, { .i = VIS_MOVE_RIGHT_TILL }
742 },
743 [VIS_ACTION_TO_LEFT] = {
744 "vis-motion-to-left",
745 VIS_HELP("To the first occurrence of character to the left")
746 movement_key, { .i = VIS_MOVE_LEFT_TO }
747 },
748 [VIS_ACTION_TO_RIGHT] = {
749 "vis-motion-to-right",
750 VIS_HELP("To the first occurrence of character to the right")
751 movement_key, { .i = VIS_MOVE_RIGHT_TO }
752 },
753 [VIS_ACTION_REGISTER] = {
754 "vis-register",
755 VIS_HELP("Use given register for next operator")
756 reg,
757 },
758 [VIS_ACTION_OPERATOR_CHANGE] = {
759 "vis-operator-change",
760 VIS_HELP("Change operator")
761 operator, { .i = VIS_OP_CHANGE }
762 },
763 [VIS_ACTION_OPERATOR_DELETE] = {
764 "vis-operator-delete",
765 VIS_HELP("Delete operator")
766 operator, { .i = VIS_OP_DELETE }
767 },
768 [VIS_ACTION_OPERATOR_YANK] = {
769 "vis-operator-yank",
770 VIS_HELP("Yank operator")
771 operator, { .i = VIS_OP_YANK }
772 },
773 [VIS_ACTION_OPERATOR_SHIFT_LEFT] = {
774 "vis-operator-shift-left",
775 VIS_HELP("Shift left operator")
776 operator, { .i = VIS_OP_SHIFT_LEFT }
777 },
778 [VIS_ACTION_OPERATOR_SHIFT_RIGHT] = {
779 "vis-operator-shift-right",
780 VIS_HELP("Shift right operator")
781 operator, { .i = VIS_OP_SHIFT_RIGHT }
782 },
783 [VIS_ACTION_COUNT] = {
784 "vis-count",
785 VIS_HELP("Count specifier")
786 count,
787 },
788 [VIS_ACTION_INSERT_NEWLINE] = {
789 "vis-insert-newline",
790 VIS_HELP("Insert a line break (depending on file type)")
791 call, { .f = vis_insert_nl }
792 },
793 [VIS_ACTION_INSERT_TAB] = {
794 "vis-insert-tab",
795 VIS_HELP("Insert a tab (might be converted to spaces)")
796 call, { .f = vis_insert_tab }
797 },
798 [VIS_ACTION_INSERT_VERBATIM] = {
799 "vis-insert-verbatim",
800 VIS_HELP("Insert Unicode character based on code point")
801 insert_verbatim,
802 },
803 [VIS_ACTION_INSERT_REGISTER] = {
804 "vis-insert-register",
805 VIS_HELP("Insert specified register content")
806 insert_register,
807 },
808 [VIS_ACTION_WINDOW_NEXT] = {
809 "vis-window-next",
810 VIS_HELP("Focus next window")
811 call, { .f = vis_window_next }
812 },
813 [VIS_ACTION_WINDOW_PREV] = {
814 "vis-window-prev",
815 VIS_HELP("Focus previous window")
816 call, { .f = vis_window_prev }
817 },
818 [VIS_ACTION_APPEND_CHAR_NEXT] = {
819 "vis-append-char-next",
820 VIS_HELP("Append text after the cursor")
821 insertmode, { .i = VIS_MOVE_LINE_CHAR_NEXT }
822 },
823 [VIS_ACTION_APPEND_LINE_END] = {
824 "vis-append-line-end",
825 VIS_HELP("Append text after the end of the line")
826 insertmode, { .i = VIS_MOVE_LINE_END },
827 },
828 [VIS_ACTION_INSERT_LINE_START] = {
829 "vis-insert-line-start",
830 VIS_HELP("Insert text before the first non-blank in the line")
831 insertmode, { .i = VIS_MOVE_LINE_START },
832 },
833 [VIS_ACTION_OPEN_LINE_ABOVE] = {
834 "vis-open-line-above",
835 VIS_HELP("Begin a new line above the cursor")
836 openline, { .i = -1 }
837 },
838 [VIS_ACTION_OPEN_LINE_BELOW] = {
839 "vis-open-line-below",
840 VIS_HELP("Begin a new line below the cursor")
841 openline, { .i = +1 }
842 },
843 [VIS_ACTION_JOIN_LINES] = {
844 "vis-join-lines",
845 VIS_HELP("Join selected lines")
846 join, { .s = " " }
847 },
848 [VIS_ACTION_JOIN_LINES_TRIM] = {
849 "vis-join-lines-trim",
850 VIS_HELP("Join selected lines, remove white space")
851 join, { .s = "" }
852 },
853 [VIS_ACTION_PROMPT_SHOW] = {
854 "vis-prompt-show",
855 VIS_HELP("Show editor command line prompt")
856 prompt_show, { .s = ":" }
857 },
858 [VIS_ACTION_REPEAT] = {
859 "vis-repeat",
860 VIS_HELP("Repeat latest editor command")
861 repeat
862 },
863 [VIS_ACTION_SELECTION_FLIP] = {
864 "vis-selection-flip",
865 VIS_HELP("Flip selection, move cursor to other end")
866 selection_end,
867 },
868 [VIS_ACTION_WINDOW_REDRAW_TOP] = {
869 "vis-window-redraw-top",
870 VIS_HELP("Redraw cursor line at the top of the window")
871 window, { .w = view_redraw_top }
872 },
873 [VIS_ACTION_WINDOW_REDRAW_CENTER] = {
874 "vis-window-redraw-center",
875 VIS_HELP("Redraw cursor line at the center of the window")
876 window, { .w = view_redraw_center }
877 },
878 [VIS_ACTION_WINDOW_REDRAW_BOTTOM] = {
879 "vis-window-redraw-bottom",
880 VIS_HELP("Redraw cursor line at the bottom of the window")
881 window, { .w = view_redraw_bottom }
882 },
883 [VIS_ACTION_WINDOW_SLIDE_UP] = {
884 "vis-window-slide-up",
885 VIS_HELP("Slide window content upwards")
886 wslide, { .i = -1 }
887 },
888 [VIS_ACTION_WINDOW_SLIDE_DOWN] = {
889 "vis-window-slide-down",
890 VIS_HELP("Slide window content downwards")
891 wslide, { .i = +1 }
892 },
893 [VIS_ACTION_PUT_AFTER] = {
894 "vis-put-after",
895 VIS_HELP("Put text after the cursor")
896 operator, { .i = VIS_OP_PUT_AFTER }
897 },
898 [VIS_ACTION_PUT_BEFORE] = {
899 "vis-put-before",
900 VIS_HELP("Put text before the cursor")
901 operator, { .i = VIS_OP_PUT_BEFORE }
902 },
903 [VIS_ACTION_SELECTIONS_MATCH_WORD] = {
904 "vis-selections-select-word",
905 VIS_HELP("Select word under cursor")
906 selections_match_word,
907 },
908 [VIS_ACTION_SELECTIONS_NEW_LINE_ABOVE] = {
909 "vis-selection-new-lines-above",
910 VIS_HELP("Create a new selection on the line above")
911 selections_new, { .i = -1 }
912 },
913 [VIS_ACTION_SELECTIONS_NEW_LINE_ABOVE_FIRST] = {
914 "vis-selection-new-lines-above-first",
915 VIS_HELP("Create a new selection on the line above the first selection")
916 selections_new, { .i = INT_MIN }
917 },
918 [VIS_ACTION_SELECTIONS_NEW_LINE_BELOW] = {
919 "vis-selection-new-lines-below",
920 VIS_HELP("Create a new selection on the line below")
921 selections_new, { .i = +1 }
922 },
923 [VIS_ACTION_SELECTIONS_NEW_LINE_BELOW_LAST] = {
924 "vis-selection-new-lines-below-last",
925 VIS_HELP("Create a new selection on the line below the last selection")
926 selections_new, { .i = INT_MAX }
927 },
928 [VIS_ACTION_SELECTIONS_NEW_LINES_BEGIN] = {
929 "vis-selection-new-lines-begin",
930 VIS_HELP("Create a new selection at the start of every line covered by selection")
931 operator, { .i = VIS_OP_CURSOR_SOL }
932 },
933 [VIS_ACTION_SELECTIONS_NEW_LINES_END] = {
934 "vis-selection-new-lines-end",
935 VIS_HELP("Create a new selection at the end of every line covered by selection")
936 operator, { .i = VIS_OP_CURSOR_EOL }
937 },
938 [VIS_ACTION_SELECTIONS_NEW_MATCH_NEXT] = {
939 "vis-selection-new-match-next",
940 VIS_HELP("Select the next region matching the current selection")
941 selections_match_next,
942 },
943 [VIS_ACTION_SELECTIONS_NEW_MATCH_SKIP] = {
944 "vis-selection-new-match-skip",
945 VIS_HELP("Clear current selection, but select next match")
946 selections_match_skip,
947 },
948 [VIS_ACTION_SELECTIONS_ALIGN] = {
949 "vis-selections-align",
950 VIS_HELP("Try to align all selections on the same column")
951 selections_align,
952 },
953 [VIS_ACTION_SELECTIONS_ALIGN_INDENT_LEFT] = {
954 "vis-selections-align-indent-left",
955 VIS_HELP("Left-align all selections by inserting spaces")
956 selections_align_indent, { .i = -1 }
957 },
958 [VIS_ACTION_SELECTIONS_ALIGN_INDENT_RIGHT] = {
959 "vis-selections-align-indent-right",
960 VIS_HELP("Right-align all selections by inserting spaces")
961 selections_align_indent, { .i = +1 }
962 },
963 [VIS_ACTION_SELECTIONS_REMOVE_ALL] = {
964 "vis-selections-remove-all",
965 VIS_HELP("Remove all but the primary selection")
966 selections_clear,
967 },
968 [VIS_ACTION_SELECTIONS_REMOVE_LAST] = {
969 "vis-selections-remove-last",
970 VIS_HELP("Remove primary selection")
971 selections_remove,
972 },
973 [VIS_ACTION_SELECTIONS_REMOVE_COLUMN] = {
974 "vis-selections-remove-column",
975 VIS_HELP("Remove count selection column")
976 selections_remove_column, { .i = 1 }
977 },
978 [VIS_ACTION_SELECTIONS_REMOVE_COLUMN_EXCEPT] = {
979 "vis-selections-remove-column-except",
980 VIS_HELP("Remove all but the count selection column")
981 selections_remove_column_except, { .i = 1 }
982 },
983 [VIS_ACTION_SELECTIONS_PREV] = {
984 "vis-selection-prev",
985 VIS_HELP("Move to the previous selection")
986 selections_navigate, { .i = -PAGE_HALF }
987 },
988 [VIS_ACTION_SELECTIONS_NEXT] = {
989 "vis-selection-next",
990 VIS_HELP("Move to the next selection")
991 selections_navigate, { .i = +PAGE_HALF }
992 },
993 [VIS_ACTION_SELECTIONS_ROTATE_LEFT] = {
994 "vis-selections-rotate-left",
995 VIS_HELP("Rotate selections left")
996 selections_rotate, { .i = -1 }
997 },
998 [VIS_ACTION_SELECTIONS_ROTATE_RIGHT] = {
999 "vis-selections-rotate-right",
1000 VIS_HELP("Rotate selections right")
1001 selections_rotate, { .i = +1 }
1002 },
1003 [VIS_ACTION_SELECTIONS_TRIM] = {
1004 "vis-selections-trim",
1005 VIS_HELP("Remove leading and trailing white space from selections")
1006 selections_trim
1007 },
1008 [VIS_ACTION_SELECTIONS_SAVE] = {
1009 "vis-selections-save",
1010 VIS_HELP("Save currently active selections to mark")
1011 selections_save
1012 },
1013 [VIS_ACTION_SELECTIONS_RESTORE] = {
1014 "vis-selections-restore",
1015 VIS_HELP("Restore selections from mark")
1016 selections_restore
1017 },
1018 [VIS_ACTION_SELECTIONS_UNION] = {
1019 "vis-selections-union",
1020 VIS_HELP("Add selections from mark")
1021 selections_union
1022 },
1023 [VIS_ACTION_SELECTIONS_INTERSECT] = {
1024 "vis-selections-intersect",
1025 VIS_HELP("Intersect with selections from mark")
1026 selections_intersect
1027 },
1028 [VIS_ACTION_SELECTIONS_COMPLEMENT] = {
1029 "vis-selections-complement",
1030 VIS_HELP("Complement selections")
1031 selections_complement
1032 },
1033 [VIS_ACTION_SELECTIONS_MINUS] = {
1034 "vis-selections-minus",
1035 VIS_HELP("Subtract selections from mark")
1036 selections_minus
1037 },
1038 [VIS_ACTION_SELECTIONS_COMBINE_SHORTER] = {
1039 "vis-selections-combine-shorter",
1040 VIS_HELP("Pairwise combine: take shorter")
1041 selections_combine, { .combine = combine_shorter }
1042 },
1043 [VIS_ACTION_SELECTIONS_COMBINE_LEFTMOST] = {
1044 "vis-selections-combine-leftmost",
1045 VIS_HELP("Pairwise combine: leftmost")
1046 selections_combine, { .combine = combine_leftmost }
1047 },
1048 [VIS_ACTION_SELECTIONS_COMBINE_RIGHTMOST] = {
1049 "vis-selections-combine-rightmost",
1050 VIS_HELP("Pairwise combine: rightmost")
1051 selections_combine, { .combine = combine_rightmost }
1052 },
1053 [VIS_ACTION_TEXT_OBJECT_WORD_OUTER] = {
1054 "vis-textobject-word-outer",
1055 VIS_HELP("A word leading and trailing whitespace included")
1056 textobj, { .i = VIS_TEXTOBJECT_OUTER_WORD }
1057 },
1058 [VIS_ACTION_TEXT_OBJECT_WORD_INNER] = {
1059 "vis-textobject-word-inner",
1060 VIS_HELP("A word leading and trailing whitespace excluded")
1061 textobj, { .i = VIS_TEXTOBJECT_INNER_WORD }
1062 },
1063 [VIS_ACTION_TEXT_OBJECT_LONGWORD_OUTER] = {
1064 "vis-textobject-bigword-outer",
1065 VIS_HELP("A WORD leading and trailing whitespace included")
1066 textobj, { .i = VIS_TEXTOBJECT_OUTER_LONGWORD }
1067 },
1068 [VIS_ACTION_TEXT_OBJECT_LONGWORD_INNER] = {
1069 "vis-textobject-bigword-inner",
1070 VIS_HELP("A WORD leading and trailing whitespace excluded")
1071 textobj, { .i = VIS_TEXTOBJECT_INNER_LONGWORD }
1072 },
1073 [VIS_ACTION_TEXT_OBJECT_SENTENCE] = {
1074 "vis-textobject-sentence",
1075 VIS_HELP("A sentence")
1076 textobj, { .i = VIS_TEXTOBJECT_SENTENCE }
1077 },
1078 [VIS_ACTION_TEXT_OBJECT_PARAGRAPH] = {
1079 "vis-textobject-paragraph",
1080 VIS_HELP("A paragraph")
1081 textobj, { .i = VIS_TEXTOBJECT_PARAGRAPH }
1082 },
1083 [VIS_ACTION_TEXT_OBJECT_PARAGRAPH_OUTER] = {
1084 "vis-textobject-paragraph-outer",
1085 VIS_HELP("A paragraph (outer variant)")
1086 textobj, { .i = VIS_TEXTOBJECT_PARAGRAPH_OUTER }
1087 },
1088 [VIS_ACTION_TEXT_OBJECT_SQUARE_BRACKET_OUTER] = {
1089 "vis-textobject-square-bracket-outer",
1090 VIS_HELP("[] block (outer variant)")
1091 textobj, { .i = VIS_TEXTOBJECT_OUTER_SQUARE_BRACKET }
1092 },
1093 [VIS_ACTION_TEXT_OBJECT_SQUARE_BRACKET_INNER] = {
1094 "vis-textobject-square-bracket-inner",
1095 VIS_HELP("[] block (inner variant)")
1096 textobj, { .i = VIS_TEXTOBJECT_INNER_SQUARE_BRACKET }
1097 },
1098 [VIS_ACTION_TEXT_OBJECT_PARENTHESIS_OUTER] = {
1099 "vis-textobject-parenthesis-outer",
1100 VIS_HELP("() block (outer variant)")
1101 textobj, { .i = VIS_TEXTOBJECT_OUTER_PARENTHESIS }
1102 },
1103 [VIS_ACTION_TEXT_OBJECT_PARENTHESIS_INNER] = {
1104 "vis-textobject-parenthesis-inner",
1105 VIS_HELP("() block (inner variant)")
1106 textobj, { .i = VIS_TEXTOBJECT_INNER_PARENTHESIS }
1107 },
1108 [VIS_ACTION_TEXT_OBJECT_ANGLE_BRACKET_OUTER] = {
1109 "vis-textobject-angle-bracket-outer",
1110 VIS_HELP("<> block (outer variant)")
1111 textobj, { .i = VIS_TEXTOBJECT_OUTER_ANGLE_BRACKET }
1112 },
1113 [VIS_ACTION_TEXT_OBJECT_ANGLE_BRACKET_INNER] = {
1114 "vis-textobject-angle-bracket-inner",
1115 VIS_HELP("<> block (inner variant)")
1116 textobj, { .i = VIS_TEXTOBJECT_INNER_ANGLE_BRACKET }
1117 },
1118 [VIS_ACTION_TEXT_OBJECT_CURLY_BRACKET_OUTER] = {
1119 "vis-textobject-curly-bracket-outer",
1120 VIS_HELP("{} block (outer variant)")
1121 textobj, { .i = VIS_TEXTOBJECT_OUTER_CURLY_BRACKET }
1122 },
1123 [VIS_ACTION_TEXT_OBJECT_CURLY_BRACKET_INNER] = {
1124 "vis-textobject-curly-bracket-inner",
1125 VIS_HELP("{} block (inner variant)")
1126 textobj, { .i = VIS_TEXTOBJECT_INNER_CURLY_BRACKET }
1127 },
1128 [VIS_ACTION_TEXT_OBJECT_QUOTE_OUTER] = {
1129 "vis-textobject-quote-outer",
1130 VIS_HELP("A quoted string, including the quotation marks")
1131 textobj, { .i = VIS_TEXTOBJECT_OUTER_QUOTE }
1132 },
1133 [VIS_ACTION_TEXT_OBJECT_QUOTE_INNER] = {
1134 "vis-textobject-quote-inner",
1135 VIS_HELP("A quoted string, excluding the quotation marks")
1136 textobj, { .i = VIS_TEXTOBJECT_INNER_QUOTE }
1137 },
1138 [VIS_ACTION_TEXT_OBJECT_SINGLE_QUOTE_OUTER] = {
1139 "vis-textobject-single-quote-outer",
1140 VIS_HELP("A single quoted string, including the quotation marks")
1141 textobj, { .i = VIS_TEXTOBJECT_OUTER_SINGLE_QUOTE }
1142 },
1143 [VIS_ACTION_TEXT_OBJECT_SINGLE_QUOTE_INNER] = {
1144 "vis-textobject-single-quote-inner",
1145 VIS_HELP("A single quoted string, excluding the quotation marks")
1146 textobj, { .i = VIS_TEXTOBJECT_INNER_SINGLE_QUOTE }
1147 },
1148 [VIS_ACTION_TEXT_OBJECT_BACKTICK_OUTER] = {
1149 "vis-textobject-backtick-outer",
1150 VIS_HELP("A backtick delimited string (outer variant)")
1151 textobj, { .i = VIS_TEXTOBJECT_OUTER_BACKTICK }
1152 },
1153 [VIS_ACTION_TEXT_OBJECT_BACKTICK_INNER] = {
1154 "vis-textobject-backtick-inner",
1155 VIS_HELP("A backtick delimited string (inner variant)")
1156 textobj, { .i = VIS_TEXTOBJECT_INNER_BACKTICK }
1157 },
1158 [VIS_ACTION_TEXT_OBJECT_ENTIRE_OUTER] = {
1159 "vis-textobject-entire-outer",
1160 VIS_HELP("The whole text content")
1161 textobj, { .i = VIS_TEXTOBJECT_OUTER_ENTIRE }
1162 },
1163 [VIS_ACTION_TEXT_OBJECT_ENTIRE_INNER] = {
1164 "vis-textobject-entire-inner",
1165 VIS_HELP("The whole text content, except for leading and trailing empty lines")
1166 textobj, { .i = VIS_TEXTOBJECT_INNER_ENTIRE }
1167 },
1168 [VIS_ACTION_TEXT_OBJECT_LINE_OUTER] = {
1169 "vis-textobject-line-outer",
1170 VIS_HELP("The whole line")
1171 textobj, { .i = VIS_TEXTOBJECT_OUTER_LINE }
1172 },
1173 [VIS_ACTION_TEXT_OBJECT_LINE_INNER] = {
1174 "vis-textobject-line-inner",
1175 VIS_HELP("The whole line, excluding leading and trailing whitespace")
1176 textobj, { .i = VIS_TEXTOBJECT_INNER_LINE }
1177 },
1178 [VIS_ACTION_TEXT_OBJECT_INDENTATION] = {
1179 "vis-textobject-indentation",
1180 VIS_HELP("All adjacent lines with the same indentation level as the current one")
1181 textobj, { .i = VIS_TEXTOBJECT_INDENTATION }
1182 },
1183 [VIS_ACTION_TEXT_OBJECT_SEARCH_FORWARD] = {
1184 "vis-textobject-search-forward",
1185 VIS_HELP("The next search match in forward direction")
1186 textobj, { .i = VIS_TEXTOBJECT_SEARCH_FORWARD }
1187 },
1188 [VIS_ACTION_TEXT_OBJECT_SEARCH_BACKWARD] = {
1189 "vis-textobject-search-backward",
1190 VIS_HELP("The next search match in backward direction")
1191 textobj, { .i = VIS_TEXTOBJECT_SEARCH_BACKWARD }
1192 },
1193 [VIS_ACTION_UNICODE_INFO] = {
1194 "vis-unicode-info",
1195 VIS_HELP("Show Unicode codepoint(s) of character under cursor")
1196 unicode_info, { .i = VIS_ACTION_UNICODE_INFO }
1197 },
1198 [VIS_ACTION_UTF8_INFO] = {
1199 "vis-utf8-info",
1200 VIS_HELP("Show UTF-8 encoded codepoint(s) of character under cursor")
1201 unicode_info, { .i = VIS_ACTION_UTF8_INFO }
1202 },
1203 [VIS_ACTION_NOP] = {
1204 "vis-nop",
1205 VIS_HELP("Ignore key, do nothing")
1206 nop,
1207 },
1208 };
1209
1210 #include "config.h"
1211
1212 /** key bindings functions */
1213
1214 static const char *nop(Vis *vis, const char *keys, const Arg *arg) {
1215 return keys;
1216 }
1217
1218 static const char *macro_record(Vis *vis, const char *keys, const Arg *arg) {
1219 if (!vis_macro_record_stop(vis)) {
1220 if (!keys[0])
1221 return NULL;
1222 const char *next = vis_keys_next(vis, keys);
1223 if (next - keys > 1)
1224 return next;
1225 enum VisRegister reg = vis_register_from(vis, keys[0]);
1226 vis_macro_record(vis, reg);
1227 keys++;
1228 }
1229 vis_draw(vis);
1230 return keys;
1231 }
1232
1233 static const char *macro_replay(Vis *vis, const char *keys, const Arg *arg) {
1234 if (!keys[0])
1235 return NULL;
1236 const char *next = vis_keys_next(vis, keys);
1237 if (next - keys > 1)
1238 return next;
1239 enum VisRegister reg = vis_register_from(vis, keys[0]);
1240 vis_macro_replay(vis, reg);
1241 return keys+1;
1242 }
1243
1244 static const char *suspend(Vis *vis, const char *keys, const Arg *arg) {
1245 vis_suspend(vis);
1246 return keys;
1247 }
1248
1249 static const char *repeat(Vis *vis, const char *keys, const Arg *arg) {
1250 vis_repeat(vis);
1251 return keys;
1252 }
1253
1254 static const char *selections_new(Vis *vis, const char *keys, const Arg *arg) {
1255 View *view = vis_view(vis);
1256 bool anchored = view_selections_anchored(view_selections_primary_get(view));
1257 VisCountIterator it = vis_count_iterator_get(vis, 1);
1258 while (vis_count_iterator_next(&it)) {
1259 Selection *sel = NULL;
1260 switch (arg->i) {
1261 case -1:
1262 case +1:
1263 sel = view_selections_primary_get(view);
1264 break;
1265 case INT_MIN:
1266 sel = view_selections(view);
1267 break;
1268 case INT_MAX:
1269 for (Selection *s = view_selections(view); s; s = view_selections_next(s))
1270 sel = s;
1271 break;
1272 }
1273
1274 if (!sel)
1275 return keys;
1276
1277 size_t oldpos = view_cursors_pos(sel);
1278 if (arg->i > 0)
1279 view_line_down(sel);
1280 else if (arg->i < 0)
1281 view_line_up(sel);
1282 size_t newpos = view_cursors_pos(sel);
1283 view_cursors_to(sel, oldpos);
1284 Selection *sel_new = view_selections_new(view, newpos);
1285 if (!sel_new) {
1286 if (arg->i == -1)
1287 sel_new = view_selections_prev(sel);
1288 else if (arg->i == +1)
1289 sel_new = view_selections_next(sel);
1290 }
1291 if (sel_new) {
1292 view_selections_primary_set(sel_new);
1293 view_selections_anchor(sel_new, anchored);
1294 }
1295 }
1296 vis_count_set(vis, VIS_COUNT_UNKNOWN);
1297 return keys;
1298 }
1299
1300 static const char *selections_align(Vis *vis, const char *keys, const Arg *arg) {
1301 View *view = vis_view(vis);
1302 Text *txt = vis_text(vis);
1303 int mincol = INT_MAX;
1304 for (Selection *s = view_selections(view); s; s = view_selections_next(s)) {
1305 int col = view_cursors_cell_get(s);
1306 if (col >= 0 && col < mincol)
1307 mincol = col;
1308 }
1309 for (Selection *s = view_selections(view); s; s = view_selections_next(s)) {
1310 if (view_cursors_cell_set(s, mincol) == -1) {
1311 size_t pos = view_cursors_pos(s);
1312 size_t col = text_line_width_set(txt, pos, mincol);
1313 view_cursors_to(s, col);
1314 }
1315 }
1316 return keys;
1317 }
1318
1319 static const char *selections_align_indent(Vis *vis, const char *keys, const Arg *arg) {
1320 View *view = vis_view(vis);
1321 Text *txt = vis_text(vis);
1322 bool left_align = arg->i < 0;
1323 int columns = view_selections_column_count(view);
1324
1325 for (int i = 0; i < columns; i++) {
1326 int mincol = INT_MAX, maxcol = 0;
1327 for (Selection *s = view_selections_column(view, i); s; s = view_selections_column_next(s, i)) {
1328 Filerange sel = view_selections_get(s);
1329 size_t pos = left_align ? sel.start : sel.end;
1330 int col = text_line_width_get(txt, pos);
1331 if (col < mincol)
1332 mincol = col;
1333 if (col > maxcol)
1334 maxcol = col;
1335 }
1336
1337 size_t len = maxcol - mincol;
1338 char *buf = malloc(len+1);
1339 if (!buf)
1340 return keys;
1341 memset(buf, ' ', len);
1342
1343 for (Selection *s = view_selections_column(view, i); s; s = view_selections_column_next(s, i)) {
1344 Filerange sel = view_selections_get(s);
1345 size_t pos = left_align ? sel.start : sel.end;
1346 size_t ipos = sel.start;
1347 int col = text_line_width_get(txt, pos);
1348 if (col < maxcol) {
1349 size_t off = maxcol - col;
1350 if (off <= len)
1351 text_insert(txt, ipos, buf, off);
1352 }
1353 }
1354
1355 free(buf);
1356 }
1357
1358 view_draw(view);
1359 return keys;
1360 }
1361
1362 static const char *selections_clear(Vis *vis, const char *keys, const Arg *arg) {
1363 View *view = vis_view(vis);
1364 if (view_selections_count(view) > 1)
1365 view_selections_dispose_all(view);
1366 else
1367 view_selection_clear(view_selections_primary_get(view));
1368 return keys;
1369 }
1370
1371 static const char *selections_match_word(Vis *vis, const char *keys, const Arg *arg) {
1372 Text *txt = vis_text(vis);
1373 View *view = vis_view(vis);
1374 for (Selection *s = view_selections(view); s; s = view_selections_next(s)) {
1375 Filerange word = text_object_word(txt, view_cursors_pos(s));
1376 if (text_range_valid(&word))
1377 view_selections_set(s, &word);
1378 }
1379 vis_mode_switch(vis, VIS_MODE_VISUAL);
1380 return keys;
1381 }
1382
1383 static const Selection *selection_new_primary(View *view, Filerange *r) {
1384 Text *txt = view_text(view);
1385 size_t pos = text_char_prev(txt, r->end);
1386 Selection *s = view_selections_new(view, pos);
1387 if (!s)
1388 return NULL;
1389 view_selections_set(s, r);
1390 view_selections_anchor(s, true);
1391 view_selections_primary_set(s);
1392 return s;
1393 }
1394
1395 static const char *selections_match_next_literal(Vis *vis, const char *keys, const Arg *arg) {
1396 Text *txt = vis_text(vis);
1397 View *view = vis_view(vis);
1398 Selection *s = view_selections_primary_get(view);
1399 Filerange sel = view_selections_get(s);
1400 size_t len = text_range_size(&sel);
1401 if (!len)
1402 return keys;
1403
1404 char *buf = text_bytes_alloc0(txt, sel.start, len);
1405 if (!buf)
1406 return keys;
1407
1408 size_t start = text_find_next(txt, sel.end, buf);
1409 Filerange match = text_range_new(start, start+len);
1410 if (start != sel.end && selection_new_primary(view, &match))
1411 goto out;
1412
1413 sel = view_selections_get(view_selections(view));
1414 start = text_find_prev(txt, sel.start, buf);
1415 if (start == sel.start)
1416 goto out;
1417
1418 match = text_range_new(start, start+len);
1419 selection_new_primary(view, &match);
1420
1421 out:
1422 free(buf);
1423 return keys;
1424 }
1425
1426 static const char *selections_match_next(Vis *vis, const char *keys, const Arg *arg) {
1427 Text *txt = vis_text(vis);
1428 View *view = vis_view(vis);
1429 Selection *s = view_selections_primary_get(view);
1430 Filerange sel = view_selections_get(s);
1431 if (!text_range_valid(&sel))
1432 return keys;
1433
1434 Filerange word = text_object_word(txt, view_cursors_pos(s));
1435 if (!text_range_equal(&sel, &word))
1436 return selections_match_next_literal(vis, keys, arg);
1437
1438 char *buf = text_bytes_alloc0(txt, sel.start, text_range_size(&sel));
1439 if (!buf)
1440 return keys;
1441
1442 word = text_object_word_find_next(txt, sel.end, buf);
1443 if (text_range_valid(&word) && selection_new_primary(view, &word))
1444 goto out;
1445
1446 sel = view_selections_get(view_selections(view));
1447 word = text_object_word_find_prev(txt, sel.start, buf);
1448 if (!text_range_valid(&word))
1449 goto out;
1450 selection_new_primary(view, &word);
1451
1452 out:
1453 free(buf);
1454 return keys;
1455 }
1456
1457 static const char *selections_match_skip(Vis *vis, const char *keys, const Arg *arg) {
1458 View *view = vis_view(vis);
1459 Selection *sel = view_selections_primary_get(view);
1460 keys = selections_match_next(vis, keys, arg);
1461 if (sel != view_selections_primary_get(view))
1462 view_selections_dispose(sel);
1463 return keys;
1464 }
1465
1466 static const char *selections_remove(Vis *vis, const char *keys, const Arg *arg) {
1467 View *view = vis_view(vis);
1468 view_selections_dispose(view_selections_primary_get(view));
1469 view_cursor_to(view, view_cursor_get(view));
1470 return keys;
1471 }
1472
1473 static const char *selections_remove_column(Vis *vis, const char *keys, const Arg *arg) {
1474 View *view = vis_view(vis);
1475 int max = view_selections_column_count(view);
1476 int column = vis_count_get_default(vis, arg->i) - 1;
1477 if (column >= max)
1478 column = max - 1;
1479 if (view_selections_count(view) == 1) {
1480 vis_keys_feed(vis, "<Escape>");
1481 return keys;
1482 }
1483
1484 for (Selection *s = view_selections_column(view, column), *next; s; s = next) {
1485 next = view_selections_column_next(s, column);
1486 view_selections_dispose(s);
1487 }
1488
1489 vis_count_set(vis, VIS_COUNT_UNKNOWN);
1490 return keys;
1491 }
1492
1493 static const char *selections_remove_column_except(Vis *vis, const char *keys, const Arg *arg) {
1494 View *view = vis_view(vis);
1495 int max = view_selections_column_count(view);
1496 int column = vis_count_get_default(vis, arg->i) - 1;
1497 if (column >= max)
1498 column = max - 1;
1499 if (view_selections_count(view) == 1) {
1500 vis_redraw(vis);
1501 return keys;
1502 }
1503
1504 Selection *sel = view_selections(view);
1505 Selection *col = view_selections_column(view, column);
1506 for (Selection *next; sel; sel = next) {
1507 next = view_selections_next(sel);
1508 if (sel == col)
1509 col = view_selections_column_next(col, column);
1510 else
1511 view_selections_dispose(sel);
1512 }
1513
1514 vis_count_set(vis, VIS_COUNT_UNKNOWN);
1515 return keys;
1516 }
1517
1518 static const char *selections_navigate(Vis *vis, const char *keys, const Arg *arg) {
1519 View *view = vis_view(vis);
1520 if (view_selections_count(view) == 1)
1521 return wscroll(vis, keys, arg);
1522 Selection *s = view_selections_primary_get(view);
1523 VisCountIterator it = vis_count_iterator_get(vis, 1);
1524 while (vis_count_iterator_next(&it)) {
1525 if (arg->i > 0) {
1526 s = view_selections_next(s);
1527 if (!s)
1528 s = view_selections(view);
1529 } else {
1530 s = view_selections_prev(s);
1531 if (!s) {
1532 s = view_selections(view);
1533 for (Selection *n = s; n; n = view_selections_next(n))
1534 s = n;
1535 }
1536 }
1537 }
1538 view_selections_primary_set(s);
1539 vis_count_set(vis, VIS_COUNT_UNKNOWN);
1540 return keys;
1541 }
1542
1543 static const char *selections_rotate(Vis *vis, const char *keys, const Arg *arg) {
1544
1545 typedef struct {
1546 Selection *sel;
1547 char *data;
1548 size_t len;
1549 } Rotate;
1550
1551 Array arr;
1552 Text *txt = vis_text(vis);
1553 View *view = vis_view(vis);
1554 int columns = view_selections_column_count(view);
1555 int selections = columns == 1 ? view_selections_count(view) : columns;
1556 int count = vis_count_get_default(vis, 1);
1557 array_init_sized(&arr, sizeof(Rotate));
1558 if (!array_reserve(&arr, selections))
1559 return keys;
1560 size_t line = 0;
1561
1562 for (Selection *s = view_selections(view), *next; s; s = next) {
1563 next = view_selections_next(s);
1564 size_t line_next = 0;
1565
1566 Filerange sel = view_selections_get(s);
1567 Rotate rot;
1568 rot.sel = s;
1569 rot.len = text_range_size(&sel);
1570 if ((rot.data = malloc(rot.len)))
1571 rot.len = text_bytes_get(txt, sel.start, rot.len, rot.data);
1572 else
1573 rot.len = 0;
1574 array_add(&arr, &rot);
1575
1576 if (!line)
1577 line = text_lineno_by_pos(txt, view_cursors_pos(s));
1578 if (next)
1579 line_next = text_lineno_by_pos(txt, view_cursors_pos(next));
1580 if (!next || (columns > 1 && line != line_next)) {
1581 size_t len = array_length(&arr);
1582 size_t off = arg->i > 0 ? count % len : len - (count % len);
1583 for (size_t i = 0; i < len; i++) {
1584 size_t j = (i + off) % len;
1585 Rotate *oldrot = array_get(&arr, i);
1586 Rotate *newrot = array_get(&arr, j);
1587 if (!oldrot || !newrot || oldrot == newrot)
1588 continue;
1589 Filerange newsel = view_selections_get(newrot->sel);
1590 if (!text_range_valid(&newsel))
1591 continue;
1592 if (!text_delete_range(txt, &newsel))
1593 continue;
1594 if (!text_insert(txt, newsel.start, oldrot->data, oldrot->len))
1595 continue;
1596 newsel.end = newsel.start + oldrot->len;
1597 view_selections_set(newrot->sel, &newsel);
1598 free(oldrot->data);
1599 }
1600 array_clear(&arr);
1601 }
1602 line = line_next;
1603 }
1604
1605 array_release(&arr);
1606 vis_count_set(vis, VIS_COUNT_UNKNOWN);
1607 return keys;
1608 }
1609
1610 static const char *selections_trim(Vis *vis, const char *keys, const Arg *arg) {
1611 Text *txt = vis_text(vis);
1612 View *view = vis_view(vis);
1613 for (Selection *s = view_selections(view), *next; s; s = next) {
1614 next = view_selections_next(s);
1615 Filerange sel = view_selections_get(s);
1616 if (!text_range_valid(&sel))
1617 continue;
1618 for (char b; sel.start < sel.end && text_byte_get(txt, sel.end-1, &b)
1619 && isspace((unsigned char)b); sel.end--);
1620 for (char b; sel.start <= sel.end && text_byte_get(txt, sel.start, &b)
1621 && isspace((unsigned char)b); sel.start++);
1622 if (sel.start < sel.end) {
1623 view_selections_set(s, &sel);
1624 } else if (!view_selections_dispose(s)) {
1625 vis_mode_switch(vis, VIS_MODE_NORMAL);
1626 }
1627 }
1628 return keys;
1629 }
1630
1631 static void selections_set(Vis *vis, View *view, Array *sel) {
1632 enum VisMode mode = vis_mode_get(vis);
1633 bool anchored = mode == VIS_MODE_VISUAL || mode == VIS_MODE_VISUAL_LINE;
1634 view_selections_set_all(view, sel, anchored);
1635 if (!anchored)
1636 view_selections_clear_all(view);
1637 }
1638
1639 static const char *selections_save(Vis *vis, const char *keys, const Arg *arg) {
1640 Win *win = vis_window(vis);
1641 View *view = vis_view(vis);
1642 enum VisMark mark = vis_mark_used(vis);
1643 Array sel = view_selections_get_all(view);
1644 vis_mark_set(win, mark, &sel);
1645 array_release(&sel);
1646 vis_cancel(vis);
1647 return keys;
1648 }
1649
1650 static const char *selections_restore(Vis *vis, const char *keys, const Arg *arg) {
1651 Win *win = vis_window(vis);
1652 View *view = vis_view(vis);
1653 enum VisMark mark = vis_mark_used(vis);
1654 Array sel = vis_mark_get(win, mark);
1655 selections_set(vis, view, &sel);
1656 array_release(&sel);
1657 vis_cancel(vis);
1658 return keys;
1659 }
1660
1661 static const char *selections_union(Vis *vis, const char *keys, const Arg *arg) {
1662 Win *win = vis_window(vis);
1663 View *view = vis_view(vis);
1664 enum VisMark mark = vis_mark_used(vis);
1665 Array a = vis_mark_get(win, mark);
1666 Array b = view_selections_get_all(view);
1667 Array sel;
1668 array_init_from(&sel, &a);
1669
1670 size_t i = 0, j = 0;
1671 Filerange *r1 = array_get(&a, i), *r2 = array_get(&b, j), cur = text_range_empty();
1672 while (r1 || r2) {
1673 if (r1 && text_range_overlap(r1, &cur)) {
1674 cur = text_range_union(r1, &cur);
1675 r1 = array_get(&a, ++i);
1676 } else if (r2 && text_range_overlap(r2, &cur)) {
1677 cur = text_range_union(r2, &cur);
1678 r2 = array_get(&b, ++j);
1679 } else {
1680 if (text_range_valid(&cur))
1681 array_add(&sel, &cur);
1682 if (!r1) {
1683 cur = *r2;
1684 r2 = array_get(&b, ++j);
1685 } else if (!r2) {
1686 cur = *r1;
1687 r1 = array_get(&a, ++i);
1688 } else {
1689 if (r1->start < r2->start) {
1690 cur = *r1;
1691 r1 = array_get(&a, ++i);
1692 } else {
1693 cur = *r2;
1694 r2 = array_get(&b, ++j);
1695 }
1696 }
1697 }
1698 }
1699
1700 if (text_range_valid(&cur))
1701 array_add(&sel, &cur);
1702
1703 selections_set(vis, view, &sel);
1704 vis_cancel(vis);
1705
1706 array_release(&a);
1707 array_release(&b);
1708 array_release(&sel);
1709
1710 return keys;
1711 }
1712
1713 static void intersect(Array *ret, Array *a, Array *b) {
1714 size_t i = 0, j = 0;
1715 Filerange *r1 = array_get(a, i), *r2 = array_get(b, j);
1716 while (r1 && r2) {
1717 if (text_range_overlap(r1, r2)) {
1718 Filerange new = text_range_intersect(r1, r2);
1719 array_add(ret, &new);
1720 }
1721 if (r1->end < r2->end)
1722 r1 = array_get(a, ++i);
1723 else
1724 r2 = array_get(b, ++j);
1725 }
1726 }
1727
1728 static const char *selections_intersect(Vis *vis, const char *keys, const Arg *arg) {
1729 Win *win = vis_window(vis);
1730 View *view = vis_view(vis);
1731 enum VisMark mark = vis_mark_used(vis);
1732 Array a = vis_mark_get(win, mark);
1733 Array b = view_selections_get_all(view);
1734 Array sel;
1735 array_init_from(&sel, &a);
1736
1737 intersect(&sel, &a, &b);
1738 selections_set(vis, view, &sel);
1739 vis_cancel(vis);
1740
1741 array_release(&a);
1742 array_release(&b);
1743 array_release(&sel);
1744
1745 return keys;
1746 }
1747
1748 static void complement(Array *ret, Array *a, Filerange *universe) {
1749 size_t pos = universe->start;
1750 for (size_t i = 0, len = array_length(a); i < len; i++) {
1751 Filerange *r = array_get(a, i);
1752 if (pos < r->start) {
1753 Filerange new = text_range_new(pos, r->start);
1754 array_add(ret, &new);
1755 }
1756 pos = r->end;
1757 }
1758 if (pos < universe->end) {
1759 Filerange new = text_range_new(pos, universe->end);
1760 array_add(ret, &new);
1761 }
1762 }
1763
1764 static const char *selections_complement(Vis *vis, const char *keys, const Arg *arg) {
1765 Text *txt = vis_text(vis);
1766 View *view = vis_view(vis);
1767 Filerange universe = text_object_entire(txt, 0);
1768 Array a = view_selections_get_all(view);
1769 Array sel;
1770 array_init_from(&sel, &a);
1771
1772 complement(&sel, &a, &universe);
1773
1774 selections_set(vis, view, &sel);
1775 array_release(&a);
1776 array_release(&sel);
1777 return keys;
1778 }
1779
1780 static const char *selections_minus(Vis *vis, const char *keys, const Arg *arg) {
1781 Text *txt = vis_text(vis);
1782 Win *win = vis_window(vis);
1783 View *view = vis_view(vis);
1784 enum VisMark mark = vis_mark_used(vis);
1785 Array a = view_selections_get_all(view);
1786 Array b = vis_mark_get(win, mark);
1787 Array sel;
1788 array_init_from(&sel, &a);
1789 Array b_complement;
1790 array_init_from(&b_complement, &b);
1791
1792 Filerange universe = text_object_entire(txt, 0);
1793 complement(&b_complement, &b, &universe);
1794 intersect(&sel, &a, &b_complement);
1795
1796 selections_set(vis, view, &sel);
1797 vis_cancel(vis);
1798
1799 array_release(&a);
1800 array_release(&b);
1801 array_release(&b_complement);
1802 array_release(&sel);
1803
1804 return keys;
1805 }
1806
1807 static Filerange combine_shorter(const Filerange *r1, const Filerange *r2) {
1808 if (!r1)
1809 return *r2;
1810 if (!r2)
1811 return *r1;
1812 size_t l1 = text_range_size(r1);
1813 size_t l2 = text_range_size(r2);
1814 return l1 < l2 ? *r1 : *r2;
1815 }
1816
1817 static Filerange combine_leftmost(const Filerange *r1, const Filerange *r2) {
1818 if (!r1)
1819 return *r2;
1820 if (!r2)
1821 return *r1;
1822 return r1->start < r2->start || (r1->start == r2->start && r1->end < r2->end) ? *r1 : *r2;
1823 }
1824
1825 static Filerange combine_rightmost(const Filerange *r1, const Filerange *r2) {
1826 if (!r1)
1827 return *r2;
1828 if (!r2)
1829 return *r1;
1830 return r1->start < r2->start || (r1->start == r2->start && r1->end < r2->end) ? *r2 : *r1;
1831 }
1832
1833 static const char *selections_combine(Vis *vis, const char *keys, const Arg *arg) {
1834 Win *win = vis_window(vis);
1835 View *view = vis_view(vis);
1836 enum VisMark mark = vis_mark_used(vis);
1837 Array a = view_selections_get_all(view);
1838 Array b = vis_mark_get(win, mark);
1839 Array sel;
1840 array_init_from(&sel, &a);
1841
1842 Filerange *r1 = array_get(&a, 0), *r2 = array_get(&b, 0);
1843 for (size_t i = 0, j = 0; r1 || r2; r1 = array_get(&a, ++i), r2 = array_get(&b, ++j)) {
1844 Filerange new = arg->combine(r1, r2);
1845 if (text_range_valid(&new))
1846 array_add(&sel, &new);
1847 }
1848
1849 vis_mark_normalize(&sel);
1850 selections_set(vis, view, &sel);
1851 vis_cancel(vis);
1852
1853 array_release(&a);
1854 array_release(&b);
1855 array_release(&sel);
1856
1857 return keys;
1858 }
1859
1860 static const char *replace(Vis *vis, const char *keys, const Arg *arg) {
1861 if (!keys[0]) {
1862 vis_keymap_disable(vis);
1863 return NULL;
1864 }
1865
1866 const char *next = vis_keys_next(vis, keys);
1867 if (!next)
1868 return NULL;
1869
1870 char replacement[UTFmax+1];
1871 if (!vis_keys_utf8(vis, keys, replacement))
1872 return next;
1873
1874 if (replacement[0] == 0x1b) /* <Escape> */
1875 return next;
1876
1877 vis_operator(vis, VIS_OP_REPLACE, replacement);
1878 if (vis_mode_get(vis) == VIS_MODE_OPERATOR_PENDING)
1879 vis_motion(vis, VIS_MOVE_CHAR_NEXT);
1880 return next;
1881 }
1882
1883 static const char *count(Vis *vis, const char *keys, const Arg *arg) {
1884 int digit = keys[-1] - '0';
1885 int count = vis_count_get_default(vis, 0);
1886 if (0 <= digit && digit <= 9) {
1887 if (digit == 0 && count == 0)
1888 vis_motion(vis, VIS_MOVE_LINE_BEGIN);
1889 else
1890 vis_count_set(vis, count * 10 + digit);
1891 }
1892 return keys;
1893 }
1894
1895 static const char *gotoline(Vis *vis, const char *keys, const Arg *arg) {
1896 if (vis_count_get(vis) != VIS_COUNT_UNKNOWN)
1897 vis_motion(vis, VIS_MOVE_LINE);
1898 else if (arg->i < 0)
1899 vis_motion(vis, VIS_MOVE_FILE_BEGIN);
1900 else
1901 vis_motion(vis, VIS_MOVE_FILE_END);
1902 return keys;
1903 }
1904
1905 static const char *operator(Vis *vis, const char *keys, const Arg *arg) {
1906 vis_operator(vis, arg->i);
1907 return keys;
1908 }
1909
1910 static const char *movement_key(Vis *vis, const char *keys, const Arg *arg) {
1911 if (!keys[0]) {
1912 vis_keymap_disable(vis);
1913 return NULL;
1914 }
1915
1916 const char *next = vis_keys_next(vis, keys);
1917 if (!next)
1918 return NULL;
1919 char utf8[UTFmax+1];
1920 if (vis_keys_utf8(vis, keys, utf8))
1921 vis_motion(vis, arg->i, utf8);
1922 return next;
1923 }
1924
1925 static const char *movement(Vis *vis, const char *keys, const Arg *arg) {
1926 vis_motion(vis, arg->i);
1927 return keys;
1928 }
1929
1930 static const char *textobj(Vis *vis, const char *keys, const Arg *arg) {
1931 vis_textobject(vis, arg->i);
1932 return keys;
1933 }
1934
1935 static const char *selection_end(Vis *vis, const char *keys, const Arg *arg) {
1936 for (Selection *s = view_selections(vis_view(vis)); s; s = view_selections_next(s))
1937 view_selections_flip(s);
1938 return keys;
1939 }
1940
1941 static const char *reg(Vis *vis, const char *keys, const Arg *arg) {
1942 if (!keys[0])
1943 return NULL;
1944 const char *next = vis_keys_next(vis, keys);
1945 if (next - keys > 1)
1946 return next;
1947 enum VisRegister reg = vis_register_from(vis, keys[0]);
1948 vis_register(vis, reg);
1949 return keys+1;
1950 }
1951
1952 static const char *mark(Vis *vis, const char *keys, const Arg *arg) {
1953 if (!keys[0])
1954 return NULL;
1955 const char *next = vis_keys_next(vis, keys);
1956 if (next - keys > 1)
1957 return next;
1958 enum VisMark mark = vis_mark_from(vis, keys[0]);
1959 vis_mark(vis, mark);
1960 return keys+1;
1961 }
1962
1963 static const char *undo(Vis *vis, const char *keys, const Arg *arg) {
1964 size_t pos = text_undo(vis_text(vis));
1965 if (pos != EPOS) {
1966 View *view = vis_view(vis);
1967 if (view_selections_count(view) == 1)
1968 view_cursor_to(view, pos);
1969 /* redraw all windows in case some display the same file */
1970 vis_draw(vis);
1971 }
1972 return keys;
1973 }
1974
1975 static const char *redo(Vis *vis, const char *keys, const Arg *arg) {
1976 size_t pos = text_redo(vis_text(vis));
1977 if (pos != EPOS) {
1978 View *view = vis_view(vis);
1979 if (view_selections_count(view) == 1)
1980 view_cursor_to(view, pos);
1981 /* redraw all windows in case some display the same file */
1982 vis_draw(vis);
1983 }
1984 return keys;
1985 }
1986
1987 static const char *earlier(Vis *vis, const char *keys, const Arg *arg) {
1988 size_t pos = EPOS;
1989 VisCountIterator it = vis_count_iterator_get(vis, 1);
1990 while (vis_count_iterator_next(&it))
1991 pos = text_earlier(vis_text(vis));
1992 if (pos != EPOS) {
1993 view_cursor_to(vis_view(vis), pos);
1994 /* redraw all windows in case some display the same file */
1995 vis_draw(vis);
1996 }
1997 return keys;
1998 }
1999
2000 static const char *later(Vis *vis, const char *keys, const Arg *arg) {
2001 size_t pos = EPOS;
2002 VisCountIterator it = vis_count_iterator_get(vis, 1);
2003 while (vis_count_iterator_next(&it))
2004 pos = text_later(vis_text(vis));
2005 if (pos != EPOS) {
2006 view_cursor_to(vis_view(vis), pos);
2007 /* redraw all windows in case some display the same file */
2008 vis_draw(vis);
2009 }
2010 return keys;
2011 }
2012
2013 static const char *delete(Vis *vis, const char *keys, const Arg *arg) {
2014 vis_operator(vis, VIS_OP_DELETE);
2015 vis_motion(vis, arg->i);
2016 return keys;
2017 }
2018
2019 static const char *insert_register(Vis *vis, const char *keys, const Arg *arg) {
2020 if (!keys[0])
2021 return NULL;
2022 const char *next = vis_keys_next(vis, keys);
2023 if (next - keys > 1)
2024 return next;
2025 enum VisRegister reg = vis_register_from(vis, keys[0]);
2026 if (reg != VIS_REG_INVALID) {
2027 vis_register(vis, reg);
2028 vis_operator(vis, VIS_OP_PUT_BEFORE_END);
2029 }
2030 return keys+1;
2031 }
2032
2033 static const char *prompt_show(Vis *vis, const char *keys, const Arg *arg) {
2034 vis_prompt_show(vis, arg->s);
2035 return keys;
2036 }
2037
2038 static const char *insert_verbatim(Vis *vis, const char *keys, const Arg *arg) {
2039 Rune rune = 0;
2040 char buf[4], type = keys[0];
2041 const char *data = NULL;
2042 int len = 0, count = 0, base = 0;
2043 switch (type) {
2044 case '\0':
2045 return NULL;
2046 case 'o':
2047 case 'O':
2048 count = 3;
2049 base = 8;
2050 break;
2051 case 'U':
2052 count = 4;
2053 /* fall through */
2054 case 'u':
2055 count += 4;
2056 base = 16;
2057 break;
2058 case 'x':
2059 case 'X':
2060 count = 2;
2061 base = 16;
2062 break;
2063 default:
2064 if ('0' <= type && type <= '9') {
2065 rune = type - '0';
2066 count = 2;
2067 base = 10;
2068 }
2069 break;
2070 }
2071
2072 if (base) {
2073 for (keys++; keys[0] && count > 0; keys++, count--) {
2074 int v = 0;
2075 if (base == 8 && '0' <= keys[0] && keys[0] <= '7') {
2076 v = keys[0] - '0';
2077 } else if ((base == 10 || base == 16) && '0' <= keys[0] && keys[0] <= '9') {
2078 v = keys[0] - '0';
2079 } else if (base == 16 && 'a' <= keys[0] && keys[0] <= 'f') {
2080 v = 10 + keys[0] - 'a';
2081 } else if (base == 16 && 'A' <= keys[0] && keys[0] <= 'F') {
2082 v = 10 + keys[0] - 'A';
2083 } else {
2084 count = 0;
2085 break;
2086 }
2087 rune = rune * base + v;
2088 }
2089
2090 if (count > 0)
2091 return NULL;
2092 if (type == 'u' || type == 'U') {
2093 len = runetochar(buf, &rune);
2094 } else {
2095 buf[0] = rune;
2096 len = 1;
2097 }
2098
2099 data = buf;
2100 } else {
2101 const char *next = vis_keys_next(vis, keys);
2102 if (!next)
2103 return NULL;
2104 if ((rune = vis_keys_codepoint(vis, keys)) != (Rune)-1) {
2105 len = runetochar(buf, &rune);
2106 if (buf[0] == '\n')
2107 buf[0] = '\r';
2108 data = buf;
2109 } else {
2110 vis_info_show(vis, "Unknown key");
2111 }
2112 keys = next;
2113 }
2114
2115 if (len > 0)
2116 vis_insert_key(vis, data, len);
2117 return keys;
2118 }
2119
2120 static const char *wscroll(Vis *vis, const char *keys, const Arg *arg) {
2121 View *view = vis_view(vis);
2122 int count = vis_count_get(vis);
2123 switch (arg->i) {
2124 case -PAGE:
2125 view_scroll_page_up(view);
2126 break;
2127 case +PAGE:
2128 view_scroll_page_down(view);
2129 break;
2130 case -PAGE_HALF:
2131 view_scroll_halfpage_up(view);
2132 break;
2133 case +PAGE_HALF:
2134 view_scroll_halfpage_down(view);
2135 break;
2136 default:
2137 if (count == VIS_COUNT_UNKNOWN)
2138 count = arg->i < 0 ? -arg->i : arg->i;
2139 if (arg->i < 0)
2140 view_scroll_up(view, count);
2141 else
2142 view_scroll_down(view, count);
2143 break;
2144 }
2145 vis_count_set(vis, VIS_COUNT_UNKNOWN);
2146 return keys;
2147 }
2148
2149 static const char *wslide(Vis *vis, const char *keys, const Arg *arg) {
2150 View *view = vis_view(vis);
2151 int count = vis_count_get(vis);
2152 if (count == VIS_COUNT_UNKNOWN)
2153 count = arg->i < 0 ? -arg->i : arg->i;
2154 if (arg->i >= 0)
2155 view_slide_down(view, count);
2156 else
2157 view_slide_up(view, count);
2158 vis_count_set(vis, VIS_COUNT_UNKNOWN);
2159 return keys;
2160 }
2161
2162 static const char *call(Vis *vis, const char *keys, const Arg *arg) {
2163 arg->f(vis);
2164 return keys;
2165 }
2166
2167 static const char *window(Vis *vis, const char *keys, const Arg *arg) {
2168 arg->w(vis_view(vis));
2169 return keys;
2170 }
2171
2172 static const char *openline(Vis *vis, const char *keys, const Arg *arg) {
2173 vis_operator(vis, VIS_OP_MODESWITCH, VIS_MODE_INSERT);
2174 if (arg->i > 0) {
2175 vis_motion(vis, VIS_MOVE_LINE_END);
2176 vis_keys_feed(vis, "<Enter>");
2177 } else {
2178 if (vis_get_autoindent(vis)) {
2179 vis_motion(vis, VIS_MOVE_LINE_START);
2180 vis_keys_feed(vis, "<vis-motion-line-start>");
2181 } else {
2182 vis_motion(vis, VIS_MOVE_LINE_BEGIN);
2183 vis_keys_feed(vis, "<vis-motion-line-begin>");
2184 }
2185 vis_keys_feed(vis, "<Enter><Up>");
2186 }
2187 return keys;
2188 }
2189
2190 static const char *join(Vis *vis, const char *keys, const Arg *arg) {
2191 bool normal = (vis_mode_get(vis) == VIS_MODE_NORMAL);
2192 vis_operator(vis, VIS_OP_JOIN, arg->s);
2193 if (normal) {
2194 int count = vis_count_get_default(vis, 0);
2195 if (count)
2196 vis_count_set(vis, count-1);
2197 vis_motion(vis, VIS_MOVE_LINE_NEXT);
2198 }
2199 return keys;
2200 }
2201
2202 static const char *normalmode_escape(Vis *vis, const char *keys, const Arg *arg) {
2203 if (vis_count_get(vis) == VIS_COUNT_UNKNOWN)
2204 selections_clear(vis, keys, arg);
2205 else
2206 vis_count_set(vis, VIS_COUNT_UNKNOWN);
2207 return keys;
2208 }
2209
2210 static const char *visualmode_escape(Vis *vis, const char *keys, const Arg *arg) {
2211 if (vis_count_get(vis) == VIS_COUNT_UNKNOWN)
2212 vis_mode_switch(vis, VIS_MODE_NORMAL);
2213 else
2214 vis_count_set(vis, VIS_COUNT_UNKNOWN);
2215 return keys;
2216 }
2217
2218 static const char *switchmode(Vis *vis, const char *keys, const Arg *arg) {
2219 vis_mode_switch(vis, arg->i);
2220 return keys;
2221 }
2222
2223 static const char *insertmode(Vis *vis, const char *keys, const Arg *arg) {
2224 vis_operator(vis, VIS_OP_MODESWITCH, VIS_MODE_INSERT);
2225 vis_motion(vis, arg->i);
2226 return keys;
2227 }
2228
2229 static const char *replacemode(Vis *vis, const char *keys, const Arg *arg) {
2230 vis_operator(vis, VIS_OP_MODESWITCH, VIS_MODE_REPLACE);
2231 vis_motion(vis, arg->i);
2232 return keys;
2233 }
2234
2235 static const char *unicode_info(Vis *vis, const char *keys, const Arg *arg) {
2236 View *view = vis_view(vis);
2237 Text *txt = vis_text(vis);
2238 size_t start = view_cursor_get(view);
2239 size_t end = text_char_next(txt, start);
2240 char *grapheme = text_bytes_alloc0(txt, start, end-start), *codepoint = grapheme;
2241 if (!grapheme)
2242 return keys;
2243 Buffer info;
2244 buffer_init(&info);
2245 mbstate_t ps = { 0 };
2246 Iterator it = text_iterator_get(txt, start);
2247 for (size_t pos = start; it.pos < end; pos = it.pos) {
2248 if (!text_iterator_codepoint_next(&it, NULL)) {
2249 vis_info_show(vis, "Failed to parse code point");
2250 goto err;
2251 }
2252 size_t len = it.pos - pos;
2253 wchar_t wc = 0xFFFD;
2254 size_t res = mbrtowc(&wc, codepoint, len, &ps);
2255 bool combining = false;
2256 if (res != (size_t)-1 && res != (size_t)-2)
2257 combining = (wc != L'\0' && wcwidth(wc) == 0);
2258 unsigned char ch = *codepoint;
2259 if (ch < 128 && !isprint(ch))
2260 buffer_appendf(&info, "<^%c> ", ch == 127 ? '?' : ch + 64);
2261 else
2262 buffer_appendf(&info, "<%s%.*s> ", combining ? " " : "", (int)len, codepoint);
2263 if (arg->i == VIS_ACTION_UNICODE_INFO) {
2264 buffer_appendf(&info, "U+%04"PRIX32" ", (uint32_t)wc);
2265 } else {
2266 for (size_t i = 0; i < len; i++)
2267 buffer_appendf(&info, "%02x ", (uint8_t)codepoint[i]);
2268 }
2269 codepoint += len;
2270 }
2271 vis_info_show(vis, "%s", buffer_content0(&info));
2272 err:
2273 free(grapheme);
2274 buffer_release(&info);
2275 return keys;
2276 }
2277
2278 static const char *percent(Vis *vis, const char *keys, const Arg *arg) {
2279 if (vis_count_get(vis) == VIS_COUNT_UNKNOWN)
2280 vis_motion(vis, VIS_MOVE_BRACKET_MATCH);
2281 else
2282 vis_motion(vis, VIS_MOVE_PERCENT);
2283 return keys;
2284 }
2285
2286 static const char *jumplist(Vis *vis, const char *keys, const Arg *arg) {
2287 if (arg->i < 0)
2288 vis_jumplist_prev(vis);
2289 else if (arg->i > 0)
2290 vis_jumplist_next(vis);
2291 else
2292 vis_jumplist_save(vis);
2293 return keys;
2294 }
2295
2296 static Vis *vis;
2297
2298 static void signal_handler(int signum, siginfo_t *siginfo, void *context) {
2299 vis_signal_handler(vis, signum, siginfo, context);
2300 }
2301
2302 int main(int argc, char *argv[]) {
2303
2304 VisEvent event = {
2305 .init = vis_lua_init,
2306 .start = vis_lua_start,
2307 .quit = vis_lua_quit,
2308 .mode_insert_input = vis_lua_mode_insert_input,
2309 .mode_replace_input = vis_lua_mode_replace_input,
2310 .file_open = vis_lua_file_open,
2311 .file_save_pre = vis_lua_file_save_pre,
2312 .file_save_post = vis_lua_file_save_post,
2313 .file_close = vis_lua_file_close,
2314 .win_open = vis_lua_win_open,
2315 .win_close = vis_lua_win_close,
2316 .win_highlight = vis_lua_win_highlight,
2317 .win_status = vis_lua_win_status,
2318 };
2319
2320 vis = vis_new(ui_term_new(), &event);
2321 if (!vis)
2322 return EXIT_FAILURE;
2323
2324 for (int i = 0; i < LENGTH(vis_action); i++) {
2325 const KeyAction *action = &vis_action[i];
2326 if (!vis_action_register(vis, action))
2327 vis_die(vis, "Could not register action: %s\n", action->name);
2328 }
2329
2330 for (int i = 0; i < LENGTH(default_bindings); i++) {
2331 for (const KeyBinding **binding = default_bindings[i]; binding && *binding; binding++) {
2332 for (const KeyBinding *kb = *binding; kb->key; kb++) {
2333 vis_mode_map(vis, i, false, kb->key, kb);
2334 }
2335 }
2336 }
2337
2338 for (const char **k = keymaps; k[0]; k += 2)
2339 vis_keymap_add(vis, k[0], k[1]);
2340
2341 /* install signal handlers etc. */
2342 struct sigaction sa;
2343 memset(&sa, 0, sizeof sa);
2344 sigfillset(&sa.sa_mask);
2345 sa.sa_flags = SA_SIGINFO;
2346 sa.sa_sigaction = signal_handler;
2347 if (sigaction(SIGBUS, &sa, NULL) == -1 ||
2348 sigaction(SIGINT, &sa, NULL) == -1 ||
2349 sigaction(SIGCONT, &sa, NULL) == -1 ||
2350 sigaction(SIGWINCH, &sa, NULL) == -1 ||
2351 sigaction(SIGTERM, &sa, NULL) == -1 ||
2352 sigaction(SIGHUP, &sa, NULL) == -1) {
2353 vis_die(vis, "Failed to set signal handler: %s\n", strerror(errno));
2354 }
2355
2356 sa.sa_handler = SIG_IGN;
2357 if (sigaction(SIGPIPE, &sa, NULL) == -1 || sigaction(SIGQUIT, &sa, NULL) == -1)
2358 vis_die(vis, "Failed to ignore signals\n");
2359
2360 sigset_t blockset;
2361 sigemptyset(&blockset);
2362 sigaddset(&blockset, SIGBUS);
2363 sigaddset(&blockset, SIGCONT);
2364 sigaddset(&blockset, SIGWINCH);
2365 sigaddset(&blockset, SIGTERM);
2366 sigaddset(&blockset, SIGHUP);
2367 if (sigprocmask(SIG_BLOCK, &blockset, NULL) == -1)
2368 vis_die(vis, "Failed to block signals\n");
2369
2370 for (int i = 1; i < argc; i++) {
2371 if (argv[i][0] != '-') {
2372 continue;
2373 } else if (strcmp(argv[i], "-") == 0) {
2374 continue;
2375 } else if (strcmp(argv[i], "--") == 0) {
2376 break;
2377 } else if (strcmp(argv[i], "-v") == 0) {
2378 printf("vis %s%s%s%s%s%s%s\n", VERSION,
2379 CONFIG_CURSES ? " +curses" : "",
2380 CONFIG_LUA ? " +lua" : "",
2381 CONFIG_LPEG ? " +lpeg" : "",
2382 CONFIG_TRE ? " +tre" : "",
2383 CONFIG_ACL ? " +acl" : "",
2384 CONFIG_SELINUX ? " +selinux" : "");
2385 return 0;
2386 } else {
2387 fprintf(stderr, "Unknown command option: %s\n", argv[i]);
2388 return 1;
2389 }
2390 }
2391
2392 char *cmd = NULL;
2393 bool end_of_options = false, win_created = false;
2394
2395 for (int i = 1; i < argc; i++) {
2396 if (argv[i][0] == '-' && !end_of_options) {
2397 if (strcmp(argv[i], "-") == 0) {
2398 if (!vis_window_new_fd(vis, STDOUT_FILENO))
2399 vis_die(vis, "Can not create empty buffer\n");
2400 ssize_t len = 0;
2401 char buf[PIPE_BUF];
2402 Text *txt = vis_text(vis);
2403 while ((len = read(STDIN_FILENO, buf, sizeof buf)) > 0)
2404 text_insert(txt, text_size(txt), buf, len);
2405 if (len == -1)
2406 vis_die(vis, "Can not read from stdin\n");
2407 text_snapshot(txt);
2408 int fd = open("/dev/tty", O_RDWR);
2409 if (fd == -1)
2410 vis_die(vis, "Can not reopen stdin\n");
2411 dup2(fd, STDIN_FILENO);
2412 close(fd);
2413 } else if (strcmp(argv[i], "--") == 0) {
2414 end_of_options = true;
2415 continue;
2416 }
2417 } else if (argv[i][0] == '+' && !end_of_options) {
2418 cmd = argv[i] + (argv[i][1] == '/' || argv[i][1] == '?');
2419 continue;
2420 } else if (!vis_window_new(vis, argv[i])) {
2421 vis_die(vis, "Can not load `%s': %s\n", argv[i], strerror(errno));
2422 }
2423 win_created = true;
2424 if (cmd) {
2425 vis_prompt_cmd(vis, cmd);
2426 cmd = NULL;
2427 }
2428 }
2429
2430 if (!vis_window(vis) && !win_created) {
2431 if (!vis_window_new(vis, NULL))
2432 vis_die(vis, "Can not create empty buffer\n");
2433 if (cmd)
2434 vis_prompt_cmd(vis, cmd);
2435 }
2436
2437 int status = vis_run(vis);
2438 vis_free(vis);
2439 return status;
2440 }
a vim like text editor