dte test coverage


Directory: ./
Coverage: low: ≥ 0% medium: ≥ 50.0% high: ≥ 85.0%
Coverage Exec / Excl / Total
Lines: 75.9% 1195 / 4 / 1579
Functions: 90.9% 100 / 0 / 110
Branches: 54.3% 513 / 128 / 1073

src/commands.c
Line Branch Exec Source
1 #include <errno.h>
2 #include <fcntl.h>
3 #include <glob.h>
4 #include <signal.h>
5 #include <stdlib.h>
6 #include <string.h>
7 #include <sys/stat.h>
8 #include <unistd.h>
9 #include "commands.h"
10 #include "bind.h"
11 #include "bookmark.h"
12 #include "buffer.h"
13 #include "case.h"
14 #include "change.h"
15 #include "cmdline.h"
16 #include "command/alias.h"
17 #include "command/args.h"
18 #include "command/error.h"
19 #include "command/macro.h"
20 #include "compiler.h"
21 #include "config.h"
22 #include "convert.h"
23 #include "copy.h"
24 #include "delete.h"
25 #include "editor.h"
26 #include "encoding.h"
27 #include "exec.h"
28 #include "file-option.h"
29 #include "filetype.h"
30 #include "frame.h"
31 #include "history.h"
32 #include "indent.h"
33 #include "insert.h"
34 #include "join.h"
35 #include "load-save.h"
36 #include "lock.h"
37 #include "mode.h"
38 #include "move.h"
39 #include "msg.h"
40 #include "regexp.h"
41 #include "replace.h"
42 #include "search.h"
43 #include "selection.h"
44 #include "show.h"
45 #include "spawn.h"
46 #include "syntax/color.h"
47 #include "tag.h"
48 #include "terminal/cursor.h"
49 #include "terminal/mode.h"
50 #include "terminal/osc52.h"
51 #include "terminal/style.h"
52 #include "terminal/terminal.h"
53 #include "ui.h"
54 #include "util/arith.h"
55 #include "util/array.h"
56 #include "util/ascii.h"
57 #include "util/bsearch.h"
58 #include "util/debug.h"
59 #include "util/errorcode.h"
60 #include "util/intern.h"
61 #include "util/log.h"
62 #include "util/numtostr.h"
63 #include "util/path.h"
64 #include "util/str-array.h"
65 #include "util/str-util.h"
66 #include "util/strtonum.h"
67 #include "util/time-util.h"
68 #include "util/xmalloc.h"
69 #include "util/xsnprintf.h"
70 #include "util/xstring.h"
71 #include "view.h"
72 #include "window.h"
73 #include "wrap.h"
74
75 8509 static bool has_flag(const CommandArgs *a, unsigned char flag)
76 {
77 8509 return cmdargs_has_flag(a, flag);
78 }
79
80 133 static void handle_selection_flags(View *view, const CommandArgs *a)
81 {
82 133 bool c = has_flag(a, 'c');
83 133 bool l = has_flag(a, 'l');
84
2/2
✓ Branch 4 → 5 taken 118 times.
✓ Branch 4 → 6 taken 15 times.
133 SelectionType sel = l ? SELECT_LINES : (c ? SELECT_CHARS : SELECT_NONE);
85 133 view_set_selection_type(view, MAX(sel, view->select_mode));
86 133 }
87
88 226 static bool cmd_alias(EditorState *e, const CommandArgs *a)
89 {
90 226 const char *const name = a->args[0];
91 226 const char *const cmd = a->args[1];
92 226 ErrorBuffer *ebuf = &e->err;
93
94
2/2
✓ Branch 2 → 3 taken 1 time.
✓ Branch 2 → 4 taken 225 times.
226 if (unlikely(name[0] == '\0')) {
95 1 return error_msg(ebuf, "Empty alias name not allowed");
96 }
97
2/2
✓ Branch 4 → 5 taken 1 time.
✓ Branch 4 → 11 taken 224 times.
225 if (unlikely(name[0] == '-')) {
98 // Disallowing this simplifies auto-completion for "alias "
99 1 return error_msg(ebuf, "Alias name cannot begin with '-'");
100 }
101
102
2/2
✓ Branch 11 → 6 taken 1692 times.
✓ Branch 11 → 12 taken 223 times.
1915 for (size_t i = 0; name[i]; i++) {
103 1692 unsigned char c = name[i];
104
5/6
✓ Branch 6 → 7 taken 127 times.
✓ Branch 6 → 10 taken 1565 times.
✓ Branch 7 → 8 taken 1 time.
✓ Branch 7 → 10 taken 126 times.
✓ Branch 8 → 9 taken 1 time.
✗ Branch 8 → 10 not taken.
1692 if (unlikely(!(is_word_byte(c) || c == '-' || c == '?' || c == '!'))) {
105 1 return error_msg(ebuf, "Invalid byte in alias name: %c (0x%02hhX)", c, c);
106 }
107 }
108
109
2/2
✓ Branch 13 → 14 taken 1 time.
✓ Branch 13 → 15 taken 222 times.
223 if (unlikely(find_normal_command(name))) {
110 1 return error_msg(ebuf, "Can't replace existing command %s with an alias", name);
111 }
112
113
2/2
✓ Branch 15 → 16 taken 220 times.
✓ Branch 15 → 17 taken 2 times.
222 if (likely(cmd)) {
114 220 add_alias(&e->aliases, name, cmd);
115 } else {
116 2 remove_alias(&e->aliases, name);
117 }
118
119 return true;
120 }
121
122 1623 static bool cmd_bind(EditorState *e, const CommandArgs *a)
123 {
124 1623 const char *keystr = a->args[a->nr_flag_args];
125 1623 const char *cmd = a->args[a->nr_flag_args + 1];
126 1623 KeyCode key = keycode_from_str(keystr);
127
2/2
✓ Branch 3 → 4 taken 1 time.
✓ Branch 3 → 9 taken 1622 times.
1623 if (unlikely(key == KEY_NONE)) {
128
1/2
✗ Branch 5 → 6 not taken.
✓ Branch 5 → 8 taken 1 time.
1 if (has_flag(a, 'q')) {
129 LOG_INFO("bind -q: dropped invalid key string: %s", keystr);
130 return false;
131 }
132 1 return error_msg(&e->err, "invalid key string: %s", keystr);
133 }
134
135 1622 ModeHandler *modes[10];
136 1622 size_t nmodes = 0;
137 1622 static_assert(ARRAYLEN(modes) <= ARRAYLEN(a->flags));
138
1/2
✗ Branch 10 → 11 not taken.
✓ Branch 10 → 12 taken 1622 times.
1622 if (has_flag(a, 'n')) {
139 modes[nmodes++] = e->normal_mode;
140 }
141
2/2
✓ Branch 13 → 14 taken 351 times.
✓ Branch 13 → 15 taken 1271 times.
1622 if (has_flag(a, 'c')) {
142 351 modes[nmodes++] = e->command_mode;
143 }
144
2/2
✓ Branch 16 → 17 taken 360 times.
✓ Branch 16 → 18 taken 1262 times.
1622 if (has_flag(a, 's')) {
145 360 modes[nmodes++] = e->search_mode;
146 }
147
148
1/2
✗ Branch 18 → 19 not taken.
✓ Branch 18 → 24 taken 1622 times.
1622 if (unlikely(nmodes + a->nr_flag_args > ARRAYLEN(modes))) {
149 // This is already prevented by the ARGERR_TOO_MANY_OPTIONS check
150 // in do_parse_args(), but since that's only incidental, it's still
151 // checked here
152 return error_msg(&e->err, "too many modes specified");
153 }
154
155 // Gather pointers to modes specified via `-T modename`. This is done
156 // separately from adding/removing bindings, partly so that either all
157 // modes are processed or none are (if the error below is triggered).
158
2/2
✓ Branch 24 → 20 taken 1 time.
✓ Branch 24 → 25 taken 1621 times.
1622 for (size_t i = 0, n = a->nr_flag_args; i < n; i++) {
159 1 const char *name = a->args[i];
160 1 ModeHandler *mode = get_mode_handler(&e->modes, name);
161
1/2
✓ Branch 21 → 22 taken 1 time.
✗ Branch 21 → 23 not taken.
1 if (unlikely(!mode)) {
162 1 return error_msg(&e->err, "can't bind key in unknown mode '%s'", name);
163 }
164 modes[nmodes++] = mode;
165 }
166
167
2/2
✓ Branch 25 → 26 taken 1243 times.
✓ Branch 25 → 27 taken 378 times.
1621 if (nmodes == 0) {
168 // No [-cnsT] flags used; default to normal mode
169 1243 modes[nmodes++] = e->normal_mode;
170 }
171
172
1/2
✗ Branch 27 → 30 not taken.
✓ Branch 27 → 31 taken 1621 times.
1621 if (!cmd) {
173 for (size_t i = 0; i < nmodes; i++) {
174 remove_binding(&modes[i]->key_bindings, key);
175 }
176 return true;
177 }
178
179 1621 CommandRunner runner = cmdrunner(e, NULL);
180
2/2
✓ Branch 35 → 32 taken 1954 times.
✓ Branch 35 → 36 taken 1621 times.
3575 for (size_t i = 0; i < nmodes; i++) {
181 1954 runner.cmds = modes[i]->cmds;
182 1954 CachedCommand *cc = cached_command_new(&runner, cmd);
183 1954 add_binding(&modes[i]->key_bindings, key, cc);
184 }
185
186 return true;
187 }
188
189 4 static bool cmd_bof(EditorState *e, const CommandArgs *a)
190 {
191 4 handle_selection_flags(e->view, a);
192 4 move_bof(e->view);
193 4 return true;
194 }
195
196 7 static bool cmd_bol(EditorState *e, const CommandArgs *a)
197 {
198 7 SmartBolType type = BOL_SIMPLE;
199
1/4
✗ Branch 3 → 4 not taken.
✗ Branch 3 → 5 not taken.
✗ Branch 3 → 6 not taken.
✓ Branch 3 → 7 taken 7 times.
7 switch (cmdargs_pick_winning_flag(a, "rst")) {
200 case 'r': type = BOL_TOGGLE_LR; break;
201 case 's': type = BOL_INDENT; break;
202 case 't': type = BOL_TOGGLE_RL; break;
203 }
204
205 7 handle_selection_flags(e->view, a);
206 7 move_bol(e->view, type);
207 7 return true;
208 }
209
210 1 static bool cmd_bolsf(EditorState *e, const CommandArgs *a)
211 {
212 1 BUG_ON(a->nr_args);
213 1 View *view = e->view;
214 1 handle_selection_flags(view, a);
215
216
1/2
✓ Branch 6 → 7 taken 1 time.
✗ Branch 6 → 11 not taken.
1 if (!block_iter_bol(&view->cursor)) {
217 1 long margin = window_get_scroll_margin(e->window);
218 1 long top = view->vy + margin;
219
1/2
✓ Branch 8 → 9 taken 1 time.
✗ Branch 8 → 10 not taken.
1 if (view->cy > top) {
220 1 move_up(view, view->cy - top);
221 } else {
222 block_iter_bof(&view->cursor);
223 }
224 }
225
226 1 view_reset_preferred_x(view);
227 1 return true;
228 }
229
230 1 static bool cmd_bookmark(EditorState *e, const CommandArgs *a)
231 {
232 1 PointerArray *bookmarks = &e->bookmarks;
233 1 ErrorBuffer *ebuf = &e->err;
234 1 bool verbose = has_flag(a, 'v');
235
236
1/2
✗ Branch 4 → 5 not taken.
✓ Branch 4 → 14 taken 1 time.
1 if (has_flag(a, 'r')) {
237 size_t popped = bookmark_pop(bookmarks, e->window, &e->buffers);
238 if (!verbose || popped == 0) {
239 return verbose ? info_msg(ebuf, "no bookmarks to pop") : true;
240 }
241 return info_msg (
242 ebuf, "popped %zu bookmark%s (%zu remaining)",
243 popped, (popped == 1) ? "" : "s", bookmarks->count
244 );
245 }
246
247 1 FileLocation *loc = get_current_file_location(e->view);
248 1 size_t idx = bookmark_push(bookmarks, loc);
249
1/2
✗ Branch 16 → 17 not taken.
✓ Branch 16 → 22 taken 1 time.
1 if (!verbose) {
250 return true;
251 }
252
253 return info_msg (
254 ebuf, "pushed bookmark #%zu at position %lu,%lu (%s%s)",
255 idx, loc->line, loc->column,
256 loc->filename ? "" : "unsaved buffer #",
257 loc->filename ? loc->filename : ulong_to_str(loc->buffer_id)
258 );
259 }
260
261 2 static bool cmd_case(EditorState *e, const CommandArgs *a)
262 {
263 2 char mode = cmdargs_pick_winning_flag(a, "lu");
264
1/2
✓ Branch 3 → 4 taken 2 times.
✗ Branch 3 → 5 not taken.
4 change_case(e->view, mode ? mode : 't');
265 2 return true;
266 }
267
268 4 static void mark_tabbar_changed(Window *window, void* UNUSED_ARG(data))
269 {
270 4 window->update_tabbar = true;
271 4 }
272
273 6 static bool cmd_cd(EditorState *e, const CommandArgs *a)
274 {
275 6 const char *dir = a->args[0];
276 6 ErrorBuffer *ebuf = &e->err;
277
2/2
✓ Branch 2 → 3 taken 1 time.
✓ Branch 2 → 4 taken 5 times.
6 if (unlikely(dir[0] == '\0')) {
278 1 return error_msg(ebuf, "directory argument cannot be empty");
279 }
280
281
2/2
✓ Branch 4 → 5 taken 2 times.
✓ Branch 4 → 8 taken 3 times.
5 if (streq(dir, "-")) {
282 2 dir = xgetenv("OLDPWD");
283
1/2
✗ Branch 6 → 7 not taken.
✓ Branch 6 → 8 taken 2 times.
2 if (!dir) {
284 return error_msg(ebuf, "OLDPWD not set");
285 }
286 }
287
288 5 char buf[8192];
289 5 const char *cwd = getcwd(buf, sizeof(buf));
290
2/2
✓ Branch 10 → 11 taken 1 time.
✓ Branch 10 → 12 taken 4 times.
5 if (chdir(dir) != 0) {
291 1 return error_msg_errno(ebuf, "changing directory failed");
292 }
293
294
1/2
✓ Branch 12 → 13 taken 4 times.
✗ Branch 12 → 17 not taken.
4 if (likely(cwd)) {
295 4 int r = setenv("OLDPWD", cwd, 1);
296
1/2
✗ Branch 14 → 15 not taken.
✓ Branch 14 → 17 taken 4 times.
4 if (unlikely(r != 0)) {
297 LOG_WARNING("failed to set OLDPWD: %s", strerror(errno));
298 }
299 }
300
301 4 cwd = getcwd(buf, sizeof(buf));
302
1/2
✓ Branch 18 → 19 taken 4 times.
✗ Branch 18 → 23 not taken.
4 if (likely(cwd)) {
303 4 int r = setenv("PWD", cwd, 1);
304
1/2
✗ Branch 20 → 21 not taken.
✓ Branch 20 → 23 taken 4 times.
4 if (unlikely(r != 0)) {
305 LOG_WARNING("failed to set PWD: %s", strerror(errno));
306 }
307 }
308
309
2/2
✓ Branch 26 → 24 taken 136 times.
✓ Branch 26 → 27 taken 4 times.
140 for (size_t i = 0, n = e->buffers.count; i < n; i++) {
310 136 Buffer *buffer = e->buffers.ptrs[i];
311 136 buffer_update_short_filename_cwd(buffer, e->home_dir, cwd);
312 }
313
314 4 frame_for_each_window(e->root_frame, mark_tabbar_changed, NULL);
315 4 e->screen_update |= UPDATE_TERM_TITLE;
316
317 4 bool verbose = has_flag(a, 'v');
318
1/6
✗ Branch 29 → 30 not taken.
✓ Branch 29 → 35 taken 4 times.
✗ Branch 30 → 31 not taken.
✗ Branch 30 → 32 not taken.
✗ Branch 33 → 34 not taken.
✗ Branch 33 → 35 not taken.
4 return !verbose || info_msg(ebuf, "changed directory to: %s", cwd ? cwd : dir);
319 }
320
321 static bool cmd_center_view(EditorState *e, const CommandArgs *a)
322 {
323 BUG_ON(a->nr_args);
324 e->view->force_center = true;
325 return true;
326 }
327
328 4 static bool cmd_clear(EditorState *e, const CommandArgs *a)
329 {
330 4 char iflag = cmdargs_pick_winning_flag(a, "iI");
331
1/2
✗ Branch 3 → 4 not taken.
✓ Branch 3 → 5 taken 4 times.
4 bool auto_indent = iflag ? (iflag == 'i') : e->buffer->options.auto_indent;
332 4 clear_lines(e->view, auto_indent);
333 4 return true;
334 }
335
336 26 static bool cmd_close(EditorState *e, const CommandArgs *a)
337 {
338 26 bool force = has_flag(a, 'f');
339
4/4
✓ Branch 3 → 4 taken 19 times.
✓ Branch 3 → 13 taken 7 times.
✓ Branch 5 → 6 taken 2 times.
✓ Branch 5 → 13 taken 17 times.
26 if (!force && !view_can_close(e->view)) {
340 2 bool prompt = has_flag(a, 'p');
341
2/2
✓ Branch 7 → 8 taken 1 time.
✓ Branch 7 → 9 taken 1 time.
2 if (!prompt) {
342 1 return error_msg (
343 &e->err,
344 "The buffer is modified; "
345 "save or run 'close -f' to close without saving"
346 );
347 }
348
349
1/2
✓ Branch 9 → 10 taken 1 time.
✗ Branch 9 → 11 not taken.
1 if (unlikely(e->flags & EFLAG_HEADLESS)) {
350 1 return error_msg(&e->err, "-p flag unavailable in headless mode");
351 }
352
353 static const char str[] = "Close without saving changes? [y/N]";
354 if (dialog_prompt(e, str, "ny") != 'y') {
355 return false;
356 }
357 }
358
359 24 bool allow_quit = has_flag(a, 'q');
360
1/6
✗ Branch 14 → 15 not taken.
✓ Branch 14 → 18 taken 24 times.
✗ Branch 15 → 16 not taken.
✗ Branch 15 → 18 not taken.
✗ Branch 16 → 17 not taken.
✗ Branch 16 → 18 not taken.
24 if (allow_quit && e->buffers.count == 1 && e->root_frame->frames.count <= 1) {
361 e->status = EDITOR_EXIT_OK;
362 return true;
363 }
364
365 24 bool allow_wclose = has_flag(a, 'w');
366
1/4
✗ Branch 19 → 20 not taken.
✓ Branch 19 → 23 taken 24 times.
✗ Branch 20 → 21 not taken.
✗ Branch 20 → 23 not taken.
24 if (allow_wclose && e->window->views.count <= 1) {
367 window_close(e->window);
368 return true;
369 }
370
371 24 window_close_current_view(e->window);
372 24 set_view(e->window->view);
373 24 return true;
374 }
375
376 static bool cmd_command(EditorState *e, const CommandArgs *a)
377 {
378 const char *text = a->args[0];
379 push_input_mode(e, e->command_mode);
380 if (text) {
381 cmdline_set_text(&e->cmdline, text);
382 }
383 return true;
384 }
385
386 1 static bool cmd_compile(EditorState *e, const CommandArgs *a)
387 {
388 1 Compiler *compiler = find_compiler(&e->compilers, a->args[0]);
389
1/2
✓ Branch 3 → 4 taken 1 time.
✗ Branch 3 → 5 not taken.
1 if (unlikely(!compiler)) {
390 1 return error_msg(&e->err, "No such error parser %s", a->args[0]);
391 }
392
393 bool quiet = has_flag(a, 's');
394 if ((e->flags & EFLAG_HEADLESS) && !quiet) {
395 LOG_INFO("automatically added -s flag to compile command (headless mode)");
396 quiet = true;
397 }
398
399 SpawnContext ctx = {
400 .argv = (const char **)a->args + 1,
401 .ebuf = &e->err,
402 .quiet = quiet,
403 };
404
405 char abc = cmdargs_pick_winning_flag(a, "ABC");
406 size_t idx = abc ? abc - 'A' : e->options.msg_compile;
407 MessageList *messages = &e->messages[idx];
408 clear_messages(messages);
409
410 yield_terminal(e, quiet);
411 bool prompt = has_flag(a, 'p');
412 bool read_stdout = has_flag(a, '1');
413 bool spawned = spawn_compiler(&ctx, compiler, messages, read_stdout);
414 resume_terminal(e, quiet, spawned && prompt);
415
416 activate_current_message_save(messages, &e->bookmarks, e->view, &e->err);
417 return spawned;
418 }
419
420 4 static bool cmd_copy(EditorState *e, const CommandArgs *a)
421 {
422 4 static const FlagMapping map[] = {
423 {'b', TCOPY_CLIPBOARD},
424 {'p', TCOPY_PRIMARY},
425 };
426
427 4 Terminal *term = &e->terminal;
428 4 TermCopyFlags flags = cmdargs_convert_flags(a, map, ARRAYLEN(map));
429
2/4
✓ Branch 4 → 5 taken 4 times.
✗ Branch 4 → 6 not taken.
✗ Branch 5 → 7 not taken.
✓ Branch 5 → 9 taken 4 times.
4 bool internal = has_flag(a, 'i') || flags == 0;
430 bool osc52 = flags && (term->features & TFLAG_OSC52_COPY);
431
432
1/2
✗ Branch 9 → 10 not taken.
✓ Branch 9 → 18 taken 4 times.
4 if (a->nr_args) {
433 StringView text = strview(a->args[0]);
434 if (internal) {
435 char *copy = strview_clone_cstring(text);
436 record_copy(&e->clipboard, copy, text.length, false);
437 }
438 if (osc52) {
439 if (!term_osc52_copy(&term->obuf, text, flags)) {
440 error_msg_errno(&e->err, "OSC 52 copy failed");
441 }
442 }
443 return true;
444 }
445
446 4 const View *view = e->view;
447 4 BlockIter bi;
448 4 size_t size;
449 4 bool line_copy;
450
1/2
✗ Branch 18 → 19 not taken.
✓ Branch 18 → 21 taken 4 times.
4 if (view->selection) {
451 SelectionInfo info = init_selection(view);
452 size = info.eo - info.so;
453 bi = info.si;
454 line_copy = (view->selection == SELECT_LINES);
455 } else {
456 4 bi = view->cursor;
457 4 block_iter_bol(&bi);
458 4 BlockIter tmp = bi;
459 4 size = block_iter_eat_line(&tmp);
460 4 line_copy = true;
461 }
462
463
1/2
✓ Branch 24 → 25 taken 4 times.
✗ Branch 24 → 40 not taken.
4 if (unlikely(size == 0)) {
464 return true;
465 }
466
467 4 String text = block_iter_get_bytes(bi, size);
468
1/2
✗ Branch 26 → 27 not taken.
✓ Branch 26 → 30 taken 4 times.
4 if (osc52) {
469 if (!term_osc52_copy(&term->obuf, strview_from_string(&text), flags)) {
470 error_msg_errno(&e->err, "OSC 52 copy failed");
471 }
472 }
473
474
1/2
✓ Branch 30 → 31 taken 4 times.
✗ Branch 30 → 33 not taken.
4 if (internal) {
475 4 char *cstr = string_steal_cstring(&text);
476 4 record_copy(&e->clipboard, cstr, size, line_copy); // Takes ownership
477 } else {
478 string_free(&text);
479 }
480
481
2/4
✓ Branch 35 → 36 taken 4 times.
✗ Branch 35 → 39 not taken.
✗ Branch 37 → 38 not taken.
✓ Branch 37 → 39 taken 4 times.
4 return has_flag(a, 'k') || unselect(e->view);
482 }
483
484 3 static bool cmd_cursor(EditorState *e, const CommandArgs *a)
485 {
486
1/2
✗ Branch 2 → 4 not taken.
✓ Branch 2 → 6 taken 3 times.
3 if (unlikely(a->nr_args == 0)) {
487 // Reset all cursor styles
488 for (CursorInputMode m = 0; m < ARRAYLEN(e->cursor_styles); m++) {
489 e->cursor_styles[m] = get_default_cursor_style(m);
490 }
491 e->screen_update |= UPDATE_CURSOR_STYLE;
492 return true;
493 }
494
495 3 CursorInputMode mode = cursor_mode_from_str(a->args[0]);
496
2/2
✓ Branch 7 → 8 taken 1 time.
✓ Branch 7 → 9 taken 2 times.
3 if (unlikely(mode >= NR_CURSOR_MODES)) {
497 1 return error_msg(&e->err, "invalid mode argument: %s", a->args[0]);
498 }
499
500 2 TermCursorStyle style = get_default_cursor_style(mode);
501
1/2
✓ Branch 9 → 10 taken 2 times.
✗ Branch 9 → 13 not taken.
2 if (a->nr_args >= 2) {
502 2 style.type = cursor_type_from_str(a->args[1]);
503
2/2
✓ Branch 11 → 12 taken 1 time.
✓ Branch 11 → 13 taken 1 time.
2 if (unlikely(style.type == CURSOR_INVALID)) {
504 1 return error_msg(&e->err, "invalid cursor type: %s", a->args[1]);
505 }
506 }
507
508
1/2
✓ Branch 13 → 14 taken 1 time.
✗ Branch 13 → 17 not taken.
1 if (a->nr_args >= 3) {
509 1 style.color = cursor_color_from_str(a->args[2]);
510
1/2
✓ Branch 15 → 16 taken 1 time.
✗ Branch 15 → 17 not taken.
1 if (unlikely(style.color == COLOR_INVALID)) {
511 1 return error_msg(&e->err, "invalid cursor color: %s", a->args[2]);
512 }
513 }
514
515 e->cursor_styles[mode] = style;
516 e->screen_update |= UPDATE_CURSOR_STYLE;
517 return true;
518 }
519
520 2 static bool cmd_cut(EditorState *e, const CommandArgs *a)
521 {
522 2 BUG_ON(a->nr_args);
523 2 View *view = e->view;
524 2 long preferred_x = view_get_preferred_x(view);
525 2 size_t size;
526 2 bool line_copy;
527
528
2/2
✓ Branch 5 → 6 taken 1 time.
✓ Branch 5 → 8 taken 1 time.
2 if (view->selection) {
529 1 line_copy = (view->selection == SELECT_LINES);
530 1 size = prepare_selection(view);
531 1 unselect(view);
532 } else {
533 1 line_copy = true;
534 1 block_iter_bol(&view->cursor);
535 1 BlockIter tmp = view->cursor;
536 1 size = block_iter_eat_line(&tmp);
537 }
538
539
1/2
✓ Branch 11 → 12 taken 2 times.
✗ Branch 11 → 18 not taken.
2 if (size == 0) {
540 return true;
541 }
542
543 2 String buf = block_iter_get_bytes(view->cursor, size);
544 2 char *cstr = string_steal_cstring(&buf);
545 2 record_copy(&e->clipboard, cstr, size, line_copy); // Takes ownership
546 2 buffer_delete_bytes(view, size);
547
548
2/2
✓ Branch 16 → 17 taken 1 time.
✓ Branch 16 → 18 taken 1 time.
2 if (line_copy) {
549 1 move_to_preferred_x(view, preferred_x);
550 }
551
552 return true;
553 }
554
555 9 static bool cmd_def_mode(EditorState *e, const CommandArgs *a)
556 {
557 9 ErrorBuffer *ebuf = &e->err;
558 9 const char *name = a->args[0];
559
2/2
✓ Branch 2 → 3 taken 2 times.
✓ Branch 2 → 4 taken 7 times.
9 if (name[0] == '\0' || name[0] == '-') {
560 2 return error_msg(ebuf, "mode name can't be empty or start with '-'");
561 }
562
563 7 HashMap *modes = &e->modes;
564
2/2
✓ Branch 5 → 6 taken 4 times.
✓ Branch 5 → 7 taken 3 times.
7 if (hashmap_get(modes, name)) {
565 4 return error_msg(ebuf, "mode '%s' already exists", name);
566 }
567
568 3 PointerArray ftmodes = ptr_array_new(0);
569
2/2
✓ Branch 18 → 9 taken 2 times.
✓ Branch 18 → 19 taken 1 time.
3 for (size_t i = 1, n = a->nr_args; i < n; i++) {
570 2 const char *ftname = a->args[i];
571 2 ModeHandler *mode = get_mode_handler(modes, ftname);
572
2/2
✓ Branch 10 → 11 taken 1 time.
✓ Branch 10 → 13 taken 1 time.
2 if (unlikely(!mode)) {
573 1 ptr_array_free_array(&ftmodes);
574 1 return error_msg(ebuf, "unknown fallthrough mode '%s'", ftname);
575 }
576
1/2
✓ Branch 13 → 14 taken 1 time.
✗ Branch 13 → 16 not taken.
1 if (unlikely(mode->cmds != &normal_commands)) {
577 // TODO: Support "command" and "search" as fallback modes?
578 // If implemented, all involved modes need to use the same
579 // `CommandSet`.
580 1 ptr_array_free_array(&ftmodes);
581 1 return error_msg(ebuf, "unable to use '%s' as fall-through mode", ftname);
582 }
583 ptr_array_append(&ftmodes, mode);
584 }
585
586 1 static const FlagMapping map[] = {
587 {'u', MHF_NO_TEXT_INSERTION},
588 {'U', MHF_NO_TEXT_INSERTION | MHF_NO_TEXT_INSERTION_RECURSIVE},
589 };
590
591 1 ModeHandler *mode = new_mode(modes, name, &normal_commands, 0);
592 1 mode->flags = cmdargs_convert_flags(a, map, ARRAYLEN(map));
593 1 mode->fallthrough_modes = ftmodes;
594 1 return true;
595 }
596
597 9 static bool cmd_delete(EditorState *e, const CommandArgs *a)
598 {
599 9 BUG_ON(a->nr_args);
600 9 delete_ch(e->view);
601 9 return true;
602 }
603
604 2 static bool cmd_delete_eol(EditorState *e, const CommandArgs *a)
605 {
606 2 View *view = e->view;
607
1/2
✓ Branch 2 → 3 taken 2 times.
✗ Branch 2 → 14 not taken.
2 if (view->selection) {
608 // TODO: return false?
609 return true;
610 }
611
612 2 bool delete_newline_if_at_eol = has_flag(a, 'n');
613 2 BlockIter bi = view->cursor;
614
1/2
✗ Branch 4 → 5 not taken.
✓ Branch 4 → 11 taken 2 times.
2 if (delete_newline_if_at_eol) {
615 CodePoint ch;
616 if (block_iter_get_char(&view->cursor, &ch) == 1 && ch == '\n') {
617 delete_ch(view);
618 return true;
619 }
620 }
621
622 2 buffer_delete_bytes(view, block_iter_eol(&bi));
623 2 return true;
624 }
625
626 static bool cmd_delete_line(EditorState *e, const CommandArgs *a)
627 {
628 BUG_ON(a->nr_args);
629 View *view = e->view;
630 long x = view_get_preferred_x(view);
631 bool whole_lines = true;
632 size_t del_count;
633
634 if (view->selection) {
635 whole_lines = !has_flag(a, 'S');
636 view->selection = whole_lines ? SELECT_LINES : view->selection;
637 del_count = prepare_selection(view);
638 unselect(view);
639 } else {
640 block_iter_bol(&view->cursor);
641 BlockIter tmp = view->cursor;
642 del_count = block_iter_eat_line(&tmp);
643 }
644
645 buffer_delete_bytes(view, del_count);
646 if (whole_lines) {
647 move_to_preferred_x(view, x);
648 }
649
650 return true;
651 }
652
653 1 static bool cmd_delete_word(EditorState *e, const CommandArgs *a)
654 {
655 1 bool skip_non_word = has_flag(a, 's');
656 1 BlockIter bi = e->view->cursor;
657 1 buffer_delete_bytes(e->view, word_fwd(&bi, skip_non_word));
658 1 return true;
659 }
660
661 14 static bool cmd_down(EditorState *e, const CommandArgs *a)
662 {
663 14 handle_selection_flags(e->view, a);
664 14 move_down(e->view, 1);
665 14 return true;
666 }
667
668 6 static bool cmd_eof(EditorState *e, const CommandArgs *a)
669 {
670 6 handle_selection_flags(e->view, a);
671 6 move_eof(e->view);
672 6 return true;
673 }
674
675 6 static bool cmd_eol(EditorState *e, const CommandArgs *a)
676 {
677 6 handle_selection_flags(e->view, a);
678 6 move_eol(e->view);
679 6 return true;
680 }
681
682 1 static bool cmd_eolsf(EditorState *e, const CommandArgs *a)
683 {
684 1 BUG_ON(a->nr_args);
685 1 View *view = e->view;
686 1 handle_selection_flags(view, a);
687
688
1/2
✓ Branch 6 → 7 taken 1 time.
✗ Branch 6 → 11 not taken.
1 if (!block_iter_eol(&view->cursor)) {
689 1 Window *window = e->window;
690 1 long margin = window_get_scroll_margin(window);
691 1 long bottom = view->vy + window->edit_h - 1 - margin;
692
1/2
✗ Branch 8 → 9 not taken.
✓ Branch 8 → 10 taken 1 time.
1 if (view->cy < bottom) {
693 move_down(view, bottom - view->cy);
694 } else {
695 1 block_iter_eof(&view->cursor);
696 }
697 }
698
699 1 view_reset_preferred_x(view);
700 1 return true;
701 }
702
703 6 static bool cmd_erase(EditorState *e, const CommandArgs *a)
704 {
705 6 BUG_ON(a->nr_args);
706 6 erase(e->view);
707 6 return true;
708 }
709
710 1 static bool cmd_erase_bol(EditorState *e, const CommandArgs *a)
711 {
712 1 BUG_ON(a->nr_args);
713 1 buffer_erase_bytes(e->view, block_iter_bol(&e->view->cursor));
714 1 return true;
715 }
716
717 2 static bool cmd_erase_word(EditorState *e, const CommandArgs *a)
718 {
719 2 View *view = e->view;
720 2 bool skip_non_word = has_flag(a, 's');
721 2 buffer_erase_bytes(view, word_bwd(&view->cursor, skip_non_word));
722 2 return true;
723 }
724
725 263 static bool cmd_errorfmt(EditorState *e, const CommandArgs *a)
726 {
727 263 const size_t nr_args = a->nr_args;
728 263 BUG_ON(nr_args == 0 || nr_args > 2 + ERRORFMT_CAPTURE_MAX);
729 263 const char *name = a->args[0];
730
731
2/2
✓ Branch 4 → 5 taken 18 times.
✓ Branch 4 → 7 taken 245 times.
263 if (nr_args == 1) {
732 18 remove_compiler(&e->compilers, name);
733 18 return true;
734 }
735
736
2/2
✓ Branch 8 → 9 taken 9 times.
✓ Branch 8 → 12 taken 236 times.
245 if (has_flag(a, 'c')) {
737 9 Compiler *c = find_compiler(&e->compilers, name);
738
1/2
✗ Branch 10 → 11 not taken.
✓ Branch 10 → 12 taken 9 times.
9 if (c) {
739 ptr_array_clear(&c->error_formats, FREE_FUNC(free_error_format));
740 }
741 }
742
743 245 static_assert(NR_ERRFMT_INDICES == 4);
744 245 size_t max_idx = 0;
745 245 int8_t indices[NR_ERRFMT_INDICES] = {
746 [ERRFMT_FILE] = -1,
747 [ERRFMT_LINE] = -1,
748 [ERRFMT_COLUMN] = -1,
749 [ERRFMT_MESSAGE] = 0,
750 };
751
752
2/2
✓ Branch 20 → 13 taken 291 times.
✓ Branch 20 → 21 taken 244 times.
535 for (size_t i = 0, n = nr_args - 2; i < n; i++) {
753 291 char *cap_name = a->args[i + 2];
754
1/2
✗ Branch 13 → 14 not taken.
✓ Branch 13 → 15 taken 291 times.
291 if (streq(cap_name, "_")) {
755 continue;
756 }
757 291 ssize_t cap_idx = errorfmt_capture_name_to_index(cap_name);
758
2/2
✓ Branch 16 → 17 taken 1 time.
✓ Branch 16 → 18 taken 290 times.
291 if (unlikely(cap_idx < 0)) {
759 1 return error_msg(&e->err, "unknown substring name %s", cap_name);
760 }
761 290 max_idx = i + 1;
762 290 indices[cap_idx] = max_idx;
763 }
764
765 244 const char *pattern = a->args[1];
766 244 regex_t re;
767
1/2
✓ Branch 22 → 23 taken 244 times.
✗ Branch 22 → 29 not taken.
244 if (unlikely(!regexp_compile(&e->err, &re, pattern, 0))) {
768 return false;
769 }
770
771
2/2
✓ Branch 23 → 24 taken 1 time.
✓ Branch 23 → 26 taken 243 times.
244 if (unlikely(max_idx > re.re_nsub)) {
772 1 regfree(&re);
773 1 return error_msg (
774 &e->err, "expected %zu subexpressions in regex, but found %zu: '%s'",
775 max_idx, re.re_nsub, pattern
776 );
777 }
778
779 243 bool ignore = has_flag(a, 'i');
780 243 add_error_fmt(&e->compilers, name, pattern, &re, indices, ignore);
781 243 return true;
782 }
783
784 18 static bool cmd_exec(EditorState *e, const CommandArgs *a)
785 {
786 18 ExecAction actions[3] = {EXEC_TTY, EXEC_TTY, EXEC_TTY};
787 18 ExecFlags exec_flags = 0;
788 18 bool lflag = false;
789 18 bool move_after_insert = false;
790
791
2/2
✓ Branch 18 → 3 taken 36 times.
✓ Branch 18 → 19 taken 15 times.
51 for (size_t i = 0, n = a->nr_flags, argidx = 0, fd; i < n; i++) {
792
4/10
✓ Branch 3 → 4 taken 4 times.
✓ Branch 3 → 5 taken 6 times.
✗ Branch 3 → 6 not taken.
✓ Branch 3 → 7 taken 18 times.
✗ Branch 3 → 8 not taken.
✗ Branch 3 → 9 not taken.
✗ Branch 3 → 10 not taken.
✗ Branch 3 → 11 not taken.
✗ Branch 3 → 12 not taken.
✓ Branch 3 → 13 taken 8 times.
36 switch (a->flags[i]) {
793 case 'e': fd = STDERR_FILENO; break;
794 4 case 'i': fd = STDIN_FILENO; break;
795 6 case 'o': fd = STDOUT_FILENO; break;
796 case 'p': exec_flags |= EXECFLAG_PROMPT; continue;
797 18 case 's': exec_flags |= EXECFLAG_QUIET; continue;
798 case 't': exec_flags &= ~EXECFLAG_QUIET; continue;
799 case 'l': lflag = true; continue;
800 case 'm': move_after_insert = true; continue;
801 case 'n': exec_flags |= EXECFLAG_STRIP_NL; continue;
802 default: BUG("unexpected flag"); return false;
803 }
804 18 const char *action_name = a->args[argidx++];
805 18 ExecAction action = lookup_exec_action(action_name, fd);
806
2/2
✓ Branch 14 → 15 taken 3 times.
✓ Branch 14 → 16 taken 15 times.
18 if (unlikely(action == EXEC_INVALID)) {
807 3 return error_msg(&e->err, "invalid action for -%c: '%s'", a->flags[i], action_name);
808 }
809 15 actions[fd] = action;
810 }
811
812
1/4
✗ Branch 19 → 20 not taken.
✓ Branch 19 → 22 taken 15 times.
✗ Branch 20 → 21 not taken.
✗ Branch 20 → 22 not taken.
15 if (lflag && actions[STDIN_FILENO] == EXEC_BUFFER) {
813 // For compat. with old "filter" and "pipe-to" commands
814 actions[STDIN_FILENO] = EXEC_LINE;
815 }
816
817
2/4
✓ Branch 22 → 23 taken 15 times.
✗ Branch 22 → 26 not taken.
✗ Branch 23 → 24 not taken.
✓ Branch 23 → 26 taken 15 times.
15 if ((e->flags & EFLAG_HEADLESS) && !(exec_flags & EXECFLAG_QUIET)) {
818 LOG_INFO("automatically added -s flag to exec command (headless mode)");
819 exec_flags |= EXECFLAG_QUIET;
820 }
821
822 15 const char **argv = (const char **)a->args + a->nr_flag_args;
823 15 ssize_t outlen = handle_exec(e, argv, actions, exec_flags);
824
2/2
✓ Branch 27 → 28 taken 10 times.
✓ Branch 27 → 29 taken 5 times.
15 if (outlen <= 0) {
825 10 return outlen == 0;
826 }
827
828
1/4
✗ Branch 29 → 30 not taken.
✓ Branch 29 → 32 taken 5 times.
✗ Branch 30 → 31 not taken.
✗ Branch 30 → 32 not taken.
5 if (move_after_insert && actions[STDOUT_FILENO] == EXEC_BUFFER) {
829 block_iter_skip_bytes(&e->view->cursor, outlen);
830 }
831 return true;
832 }
833
834 20 static bool cmd_ft(EditorState *e, const CommandArgs *a)
835 {
836 20 ErrorBuffer *ebuf = &e->err;
837 20 char **args = a->args;
838 20 const char *filetype = args[0];
839
2/2
✓ Branch 2 → 3 taken 1 time.
✓ Branch 2 → 4 taken 19 times.
20 if (unlikely(!is_valid_filetype_name(filetype))) {
840 1 return error_msg(ebuf, "Invalid filetype name: '%s'", filetype);
841 }
842
843 19 FileDetectionType dt = FT_EXTENSION;
844
2/5
✗ Branch 5 → 6 not taken.
✗ Branch 5 → 7 not taken.
✓ Branch 5 → 8 taken 18 times.
✗ Branch 5 → 9 not taken.
✓ Branch 5 → 10 taken 1 time.
19 switch (cmdargs_pick_winning_flag(a, "bcfi")) {
845 case 'b': dt = FT_BASENAME; break;
846 case 'c': dt = FT_CONTENT; break;
847 18 case 'f': dt = FT_FILENAME; break;
848 case 'i': dt = FT_INTERPRETER; break;
849 }
850
851 19 PointerArray *filetypes = &e->filetypes;
852 19 size_t nfailed = 0;
853
2/2
✓ Branch 15 → 11 taken 19 times.
✓ Branch 15 → 16 taken 19 times.
38 for (size_t i = 1, n = a->nr_args; i < n; i++) {
854
1/2
✗ Branch 12 → 13 not taken.
✓ Branch 12 → 14 taken 19 times.
19 if (!add_filetype(filetypes, filetype, args[i], dt, ebuf)) {
855 nfailed++;
856 }
857 }
858
859 19 return nfailed == 0;
860 }
861
862 850 static bool cmd_hi(EditorState *e, const CommandArgs *a)
863 {
864
2/2
✓ Branch 2 → 3 taken 9 times.
✓ Branch 2 → 5 taken 841 times.
850 if (unlikely(a->nr_args == 0)) {
865 9 exec_builtin_color_reset(e);
866 9 return true;
867 }
868
869 841 char **strs = a->args + 1;
870 841 size_t strs_len = a->nr_args - 1;
871 841 TermStyle style;
872 841 ssize_t n = parse_term_style(&style, strs, strs_len);
873
874
2/2
✓ Branch 6 → 7 taken 2 times.
✓ Branch 6 → 21 taken 839 times.
841 if (unlikely(n != strs_len)) {
875 2 bool quiet = has_flag(a, 'q');
876 2 ErrorBuffer *ebuf = &e->err;
877
2/2
✓ Branch 8 → 9 taken 1 time.
✓ Branch 8 → 14 taken 1 time.
2 if (n < 0) {
878
2/4
✓ Branch 9 → 10 taken 1 time.
✗ Branch 9 → 13 not taken.
✓ Branch 11 → 12 taken 1 time.
✗ Branch 11 → 13 not taken.
2 return quiet || error_msg(ebuf, "too many colors");
879 }
880 1 BUG_ON(n > strs_len);
881
2/4
✓ Branch 16 → 17 taken 1 time.
✗ Branch 16 → 20 not taken.
✓ Branch 18 → 19 taken 1 time.
✗ Branch 18 → 20 not taken.
2 return quiet || error_msg(ebuf, "invalid color or attribute: '%s'", strs[n]);
882 }
883
884 839 TermFeatureFlags features = e->terminal.features;
885 839 bool true_color = !!(features & TFLAG_TRUE_COLOR);
886
1/4
✗ Branch 21 → 22 not taken.
✓ Branch 21 → 23 taken 839 times.
✗ Branch 22 → 23 not taken.
✗ Branch 22 → 24 not taken.
839 bool optimize = (true_color && e->options.optimize_true_color);
887 839 int32_t fg = color_to_nearest(style.fg, features, optimize);
888 839 int32_t bg = color_to_nearest(style.bg, features, optimize);
889
7/8
✓ Branch 26 → 27 taken 839 times.
✗ Branch 26 → 31 not taken.
✓ Branch 28 → 29 taken 225 times.
✓ Branch 28 → 31 taken 614 times.
✓ Branch 29 → 30 taken 52 times.
✓ Branch 29 → 35 taken 173 times.
✓ Branch 30 → 31 taken 20 times.
✓ Branch 30 → 35 taken 32 times.
839 if (!true_color && has_flag(a, 'c') && (fg != style.fg || bg != style.bg)) {
890 return true;
891 }
892
893 634 style.fg = fg;
894 634 style.bg = bg;
895 634 bool changed = set_highlight_style(&e->styles, a->args[0], &style);
896
2/2
✓ Branch 32 → 33 taken 125 times.
✓ Branch 32 → 34 taken 509 times.
634 e->screen_update |= changed ? (UPDATE_SYNTAX_STYLES | UPDATE_ALL_WINDOWS) : 0;
897 634 return true;
898 }
899
900 104 static bool cmd_include(EditorState *e, const CommandArgs *a)
901 {
902 104 ConfigFlags flags = has_flag(a, 'q') ? CFG_NOFLAGS : CFG_MUST_EXIST;
903
2/2
✓ Branch 4 → 5 taken 37 times.
✓ Branch 4 → 6 taken 67 times.
104 if (has_flag(a, 'b')) {
904 37 flags |= CFG_BUILTIN;
905 }
906
907 104 SystemErrno err = read_normal_config(e, a->args[0], flags);
908 // TODO: Clean up read_normal_config() so this can be simplified to `err == 0`
909
4/6
✓ Branch 7 → 8 taken 2 times.
✓ Branch 7 → 11 taken 102 times.
✓ Branch 8 → 9 taken 2 times.
✗ Branch 8 → 10 not taken.
✓ Branch 9 → 10 taken 2 times.
✗ Branch 9 → 11 not taken.
104 return err == 0 || (err == ENOENT && !(flags & CFG_MUST_EXIST));
910 }
911
912 90 static bool cmd_insert(EditorState *e, const CommandArgs *a)
913 {
914 90 StringView text = strview(a->args[0]);
915
2/2
✓ Branch 3 → 6 taken 20 times.
✓ Branch 3 → 7 taken 70 times.
90 if (has_flag(a, 'k')) {
916
2/2
✓ Branch 6 → 4 taken 142 times.
✓ Branch 6 → 10 taken 20 times.
162 for (size_t i = 0; i < text.length; i++) {
917 142 insert_ch(e->view, text.data[i]);
918 }
919 return true;
920 }
921
922 70 bool move_after = has_flag(a, 'm');
923 70 insert_text(e->view, text, move_after);
924 70 return true;
925 }
926
927 16 static bool cmd_join(EditorState *e, const CommandArgs *a)
928 {
929
2/2
✓ Branch 2 → 3 taken 14 times.
✓ Branch 2 → 4 taken 2 times.
16 StringView delim = strview(a->args[0] ? a->args[0] : " ");
930 16 join_lines(e->view, delim);
931 16 return true;
932 }
933
934 16 static bool cmd_left(EditorState *e, const CommandArgs *a)
935 {
936 16 handle_selection_flags(e->view, a);
937 16 move_cursor_left(e->view);
938 16 return true;
939 }
940
941 4 static bool cmd_line(EditorState *e, const CommandArgs *a)
942 {
943 4 const char *str = a->args[0];
944 4 size_t line, column;
945
2/2
✓ Branch 3 → 4 taken 3 times.
✓ Branch 3 → 5 taken 1 time.
4 if (unlikely(!str_to_xfilepos(strview(str), &line, &column))) {
946 3 return error_msg(&e->err, "Invalid line number: %s", str);
947 }
948
949 1 View *view = e->view;
950 1 long x = view_get_preferred_x(view);
951 1 handle_selection_flags(view, a);
952
953
1/2
✗ Branch 7 → 8 not taken.
✓ Branch 7 → 9 taken 1 time.
1 if (column >= 1) {
954 // Column was specified; move to exact position
955 move_to_filepos(view, line, column);
956 } else {
957 // Column was omitted; move to line while preserving current column
958 1 move_to_line(view, line);
959 1 move_to_preferred_x(view, x);
960 }
961
962 return true;
963 }
964
965 2 static bool cmd_macro(EditorState *e, const CommandArgs *a)
966 {
967 2 MacroRecorder *m = &e->macro;
968 2 const char *action = a->args[0];
969
970
3/4
✓ Branch 2 → 3 taken 1 time.
✓ Branch 2 → 4 taken 1 time.
✗ Branch 3 → 4 not taken.
✓ Branch 3 → 9 taken 1 time.
2 if (streq(action, "play") || streq(action, "run")) {
971
2/2
✓ Branch 8 → 5 taken 10 times.
✓ Branch 8 → 30 taken 1 time.
11 for (size_t i = 0, n = m->macro.count; i < n; i++) {
972 10 const char *cmd_str = m->macro.ptrs[i];
973
1/2
✓ Branch 6 → 7 taken 10 times.
✗ Branch 6 → 30 not taken.
10 if (!handle_normal_command(e, cmd_str, false)) {
974 return false;
975 }
976 }
977 return true;
978 }
979
980
1/2
✗ Branch 9 → 10 not taken.
✓ Branch 9 → 12 taken 1 time.
1 if (streq(action, "toggle")) {
981 action = m->recording ? "stop" : "record";
982 }
983
984
1/2
✗ Branch 12 → 13 not taken.
✓ Branch 12 → 17 taken 1 time.
1 if (streq(action, "record")) {
985 bool r = macro_record(m);
986 return info_msg(&e->err, "%s", r ? "Recording macro" : "Already recording");
987 }
988
989
1/2
✗ Branch 17 → 18 not taken.
✓ Branch 17 → 24 taken 1 time.
1 if (streq(action, "stop")) {
990 if (!macro_stop(m)) {
991 return info_msg(&e->err, "Not recording");
992 }
993 size_t count = m->macro.count;
994 const char *plural = (count != 1) ? "s" : "";
995 return info_msg(&e->err, "Macro recording stopped; %zu command%s saved", count, plural);
996 }
997
998
1/2
✗ Branch 24 → 25 not taken.
✓ Branch 24 → 29 taken 1 time.
1 if (streq(action, "cancel")) {
999 bool r = macro_cancel(m);
1000 return info_msg(&e->err, "%s", r ? "Macro recording cancelled" : "Not recording");
1001 }
1002
1003 1 return error_msg(&e->err, "Unknown action '%s'", action);
1004 }
1005
1006 5 static bool cmd_match_bracket(EditorState *e, const CommandArgs *a)
1007 {
1008 5 BUG_ON(a->nr_args);
1009 5 View *view = e->view;
1010 5 CodePoint cursor_char;
1011
2/2
✓ Branch 5 → 6 taken 1 time.
✓ Branch 5 → 7 taken 4 times.
5 if (!block_iter_get_char(&view->cursor, &cursor_char)) {
1012 1 return error_msg(&e->err, "No character under cursor");
1013 }
1014
1015 4 CodePoint target = cursor_char;
1016 4 BlockIter bi = view->cursor;
1017 4 size_t level = 0;
1018 4 CodePoint u = 0;
1019
1020
4/5
✓ Branch 7 → 8 taken 1 time.
✓ Branch 7 → 9 taken 1 time.
✓ Branch 7 → 11 taken 1 time.
✗ Branch 7 → 12 not taken.
✓ Branch 7 → 13 taken 1 time.
4 switch (cursor_char) {
1021 1 case '<':
1022 case '[':
1023 case '{':
1024 1 target++;
1025 // Fallthrough
1026 2 case '(':
1027 2 target++;
1028 2 goto search_fwd;
1029 1 case '>':
1030 case ']':
1031 case '}':
1032 1 target--;
1033 // Fallthrough
1034 1 case ')':
1035 1 target--;
1036 1 goto search_bwd;
1037 1 default:
1038 1 return error_msg(&e->err, "Character under cursor not matchable");
1039 }
1040
1041 2 search_fwd:
1042 2 block_iter_next_char(&bi, &u);
1043 2 BUG_ON(u != cursor_char);
1044
2/2
✓ Branch 24 → 15 taken 46 times.
✓ Branch 24 → 25 taken 1 time.
47 while (block_iter_next_char(&bi, &u)) {
1045
2/2
✓ Branch 15 → 16 taken 2 times.
✓ Branch 15 → 20 taken 44 times.
46 if (u == target) {
1046
2/2
✓ Branch 16 → 17 taken 1 time.
✓ Branch 16 → 19 taken 1 time.
2 if (level == 0) {
1047 1 block_iter_prev_char(&bi, &u);
1048 1 goto found;
1049 }
1050 1 level--;
1051
2/2
✓ Branch 20 → 21 taken 1 time.
✓ Branch 20 → 22 taken 43 times.
44 } else if (u == cursor_char) {
1052 1 level++;
1053 }
1054 }
1055 1 goto not_found;
1056
1057 1 search_bwd:
1058
1/2
✓ Branch 34 → 26 taken 38 times.
✗ Branch 34 → 35 not taken.
38 while (block_iter_prev_char(&bi, &u)) {
1059
2/2
✓ Branch 26 → 27 taken 1 time.
✓ Branch 26 → 30 taken 37 times.
38 if (u == target) {
1060
1/2
✓ Branch 27 → 28 taken 1 time.
✗ Branch 27 → 29 not taken.
1 if (level == 0) {
1061 1 goto found;
1062 }
1063 level--;
1064
1/2
✗ Branch 30 → 31 not taken.
✓ Branch 30 → 32 taken 37 times.
37 } else if (u == cursor_char) {
1065 level++;
1066 }
1067 }
1068
1069 not_found:
1070 1 return error_msg(&e->err, "No matching bracket found");
1071
1072 2 found:
1073 2 handle_selection_flags(view, a);
1074 2 view->cursor = bi;
1075 2 return true;
1076 }
1077
1078 1 static bool cmd_mode(EditorState *e, const CommandArgs *a)
1079 {
1080 1 const char *name = a->args[0];
1081 1 ModeHandler *handler = get_mode_handler(&e->modes, name);
1082
1/2
✓ Branch 3 → 4 taken 1 time.
✗ Branch 3 → 5 not taken.
1 if (!handler) {
1083 1 return error_msg(&e->err, "unknown mode '%s'", name);
1084 }
1085
1086 push_input_mode(e, handler);
1087 return true;
1088 }
1089
1090 11 static bool cmd_move_tab(EditorState *e, const CommandArgs *a)
1091 {
1092 11 Window *window = e->window;
1093 11 const size_t ntabs = window->views.count;
1094 11 const char *str = a->args[0];
1095 11 size_t to, from = ptr_array_xindex(&window->views, e->view);
1096
2/2
✓ Branch 3 → 4 taken 6 times.
✓ Branch 3 → 6 taken 5 times.
11 if (streq(str, "left")) {
1097 6 to = wrapping_decrement(from, ntabs);
1098
2/2
✓ Branch 6 → 7 taken 3 times.
✓ Branch 6 → 9 taken 2 times.
5 } else if (streq(str, "right")) {
1099 3 to = wrapping_increment(from, ntabs);
1100 } else {
1101
3/4
✓ Branch 10 → 11 taken 2 times.
✗ Branch 10 → 12 not taken.
✓ Branch 11 → 12 taken 1 time.
✓ Branch 11 → 13 taken 1 time.
2 if (!str_to_size(str, &to) || to == 0) {
1102 1 return error_msg(&e->err, "Invalid tab position %s", str);
1103 }
1104 1 to = MIN(to, ntabs) - 1;
1105 }
1106 10 ptr_array_move(&window->views, from, to);
1107 10 window->update_tabbar = true;
1108 10 return true;
1109 }
1110
1111 2 static bool cmd_msg(EditorState *e, const CommandArgs *a)
1112 {
1113 2 const char *str = a->args[0];
1114
3/4
✓ Branch 2 → 3 taken 1 time.
✓ Branch 2 → 6 taken 1 time.
✓ Branch 4 → 5 taken 1 time.
✗ Branch 4 → 6 not taken.
2 if (str && cmdargs_has_any_flag(a, "np")) {
1115 1 return error_msg (
1116 &e->err,
1117 "flags [-n|-p] can't be used with [number] argument"
1118 );
1119 }
1120
1121 1 char abc = cmdargs_pick_winning_flag(a, "ABC");
1122
1/2
✗ Branch 7 → 8 not taken.
✓ Branch 7 → 9 taken 1 time.
1 MessageList *msgs = &e->messages[abc ? abc - 'A' : 0];
1123 1 size_t n = msgs->array.count;
1124
1/2
✗ Branch 9 → 10 not taken.
✓ Branch 9 → 28 taken 1 time.
1 if (n == 0) {
1125 return true;
1126 }
1127
1128 bool wrap = has_flag(a, 'w');
1129 size_t p = msgs->pos;
1130 switch (cmdargs_pick_winning_flag(a, "np")) {
1131 case 'n':
1132 p = wrap ? wrapping_increment(p, n) : saturating_increment(p, n - 1);
1133 break;
1134 case 'p':
1135 p = wrap ? wrapping_decrement(p, n) : saturating_decrement(p);
1136 break;
1137 case 0:
1138 if (str) {
1139 if (!str_to_size(str, &p) || p == 0) {
1140 return error_msg(&e->err, "invalid message index: %s", str);
1141 }
1142 p = MIN(p - 1, n - 1);
1143 }
1144 }
1145
1146 msgs->pos = p;
1147 return activate_current_message(msgs, e->window, &e->err);
1148 }
1149
1150 12 static bool cmd_new_line(EditorState *e, const CommandArgs *a)
1151 {
1152 12 bool autoindent = e->buffer->options.auto_indent;
1153 12 NewlineIndentType type = autoindent ? NLI_AUTO_INDENT : NLI_NO_INDENT;
1154
2/4
✗ Branch 3 → 4 not taken.
✗ Branch 3 → 5 not taken.
✓ Branch 3 → 6 taken 4 times.
✓ Branch 3 → 7 taken 8 times.
12 switch (cmdargs_pick_winning_flag(a, "iIm")) {
1155 case 'I': type = NLI_NO_INDENT; break;
1156 case 'i': type = NLI_AUTO_INDENT; break;
1157 4 case 'm': type = NLI_COPY_INDENT; break;
1158 }
1159
1160 12 bool above_cursor = has_flag(a, 'a');
1161 12 new_line(e->view, above_cursor, type);
1162 12 return true;
1163 }
1164
1165 1 static bool cmd_next(EditorState *e, const CommandArgs *a)
1166 {
1167 1 BUG_ON(a->nr_args);
1168 1 const PointerArray *views = &e->window->views;
1169 1 size_t current = ptr_array_xindex(views, e->view);
1170 1 size_t next = wrapping_increment(current, views->count);
1171 1 set_view(views->ptrs[next]);
1172 1 return true;
1173 }
1174
1175 1 static bool xglob(ErrorBuffer *ebuf, char **args, glob_t *globbuf)
1176 {
1177 1 BUG_ON(!args);
1178 1 BUG_ON(!args[0]);
1179 1 int err = glob(*args, GLOB_NOCHECK, NULL, globbuf);
1180
2/4
✓ Branch 9 → 10 taken 1 time.
✗ Branch 9 → 11 not taken.
✗ Branch 10 → 8 not taken.
✓ Branch 10 → 11 taken 1 time.
1 while (err == 0 && *++args) {
1181 err = glob(*args, GLOB_NOCHECK | GLOB_APPEND, NULL, globbuf);
1182 }
1183
1184
1/2
✓ Branch 11 → 12 taken 1 time.
✗ Branch 11 → 18 not taken.
1 if (likely(err == 0)) {
1185 1 BUG_ON(globbuf->gl_pathc == 0);
1186 1 BUG_ON(!globbuf->gl_pathv);
1187 1 BUG_ON(!globbuf->gl_pathv[0]);
1188 return true;
1189 }
1190
1191 BUG_ON(err == GLOB_NOMATCH);
1192 globfree(globbuf);
1193 return error_msg(ebuf, "glob: %s", (err == GLOB_NOSPACE) ? strerror(ENOMEM) : "failed");
1194 }
1195
1196 48 static bool cmd_open(EditorState *e, const CommandArgs *a)
1197 {
1198 48 ErrorBuffer *ebuf = &e->err;
1199 48 bool temporary = has_flag(a, 't');
1200
3/4
✓ Branch 3 → 4 taken 1 time.
✓ Branch 3 → 6 taken 47 times.
✓ Branch 4 → 5 taken 1 time.
✗ Branch 4 → 6 not taken.
48 if (unlikely(temporary && a->nr_args > 0)) {
1201 1 return error_msg(ebuf, "'open -t' can't be used with filename arguments");
1202 }
1203
1204 47 const char *requested_encoding = NULL;
1205 47 char **args = a->args;
1206
2/2
✓ Branch 6 → 7 taken 3 times.
✓ Branch 6 → 21 taken 44 times.
47 if (unlikely(a->nr_flag_args > 0)) {
1207 // The "-e" flag is the only one that takes an argument, so the
1208 // above condition implies it was used
1209 3 BUG_ON(!has_flag(a, 'e'));
1210 3 requested_encoding = args[a->nr_flag_args - 1];
1211 3 args += a->nr_flag_args;
1212 }
1213
1214 3 const char *encoding = NULL; // (Auto-detect)
1215
1/2
✓ Branch 10 → 11 taken 3 times.
✗ Branch 10 → 21 not taken.
3 if (requested_encoding) {
1216 3 EncodingType enctype = lookup_encoding(requested_encoding);
1217
1/2
✓ Branch 12 → 13 taken 3 times.
✗ Branch 12 → 14 not taken.
3 if (enctype == UTF8) {
1218 3 encoding = encoding_from_type(UTF8);
1219 } else if (conversion_supported_by_iconv(requested_encoding, "UTF-8")) {
1220 encoding = encoding_normalize(requested_encoding);
1221 } else {
1222 if (errno == EINVAL) {
1223 return error_msg(ebuf, "Unsupported encoding '%s'", requested_encoding);
1224 }
1225 return error_msg (
1226 ebuf,
1227 "iconv conversion from '%s' failed: %s",
1228 requested_encoding,
1229 strerror(errno)
1230 );
1231 }
1232 }
1233
1234 47 Window *window = e->window;
1235
2/2
✓ Branch 21 → 22 taken 42 times.
✓ Branch 21 → 25 taken 5 times.
47 if (a->nr_args == 0) {
1236 42 View *view = window_open_new_file(window);
1237 42 view->buffer->temporary = temporary;
1238
2/2
✓ Branch 23 → 24 taken 3 times.
✓ Branch 23 → 34 taken 39 times.
42 if (requested_encoding) {
1239 3 buffer_set_encoding(view->buffer, encoding, e->options.utf8_bom);
1240 }
1241 return true;
1242 }
1243
1244 5 char **paths = args;
1245 5 glob_t globbuf;
1246 5 bool use_glob = has_flag(a, 'g');
1247
2/2
✓ Branch 26 → 27 taken 1 time.
✓ Branch 26 → 30 taken 4 times.
5 if (use_glob) {
1248
1/2
✓ Branch 28 → 29 taken 1 time.
✗ Branch 28 → 34 not taken.
1 if (!xglob(ebuf, args, &globbuf)) {
1249 return false;
1250 }
1251 1 paths = globbuf.gl_pathv;
1252 }
1253
1254 5 View *first_opened = window_open_files(window, paths, encoding);
1255
1256
2/2
✓ Branch 31 → 32 taken 1 time.
✓ Branch 31 → 33 taken 4 times.
5 if (use_glob) {
1257 1 globfree(&globbuf);
1258 }
1259
1260 5 return !!first_opened;
1261 }
1262
1263 147 static bool cmd_option(EditorState *e, const CommandArgs *a)
1264 {
1265 147 BUG_ON(a->nr_args < 3);
1266 147 const char *arg0 = a->args[0];
1267 147 char **strs = a->args + 1;
1268 147 size_t nstrs = a->nr_args - 1;
1269 147 ErrorBuffer *ebuf = &e->err;
1270
2/2
✓ Branch 4 → 5 taken 3 times.
✓ Branch 4 → 6 taken 144 times.
147 if (unlikely(arg0[0] == '\0')) {
1271 3 return error_msg(ebuf, "first argument cannot be empty");
1272 }
1273
2/2
✓ Branch 6 → 7 taken 1 time.
✓ Branch 6 → 8 taken 143 times.
144 if (unlikely(nstrs & 1)) {
1274 1 return error_msg(ebuf, "missing option value");
1275 }
1276
2/2
✓ Branch 9 → 10 taken 135 times.
✓ Branch 9 → 28 taken 8 times.
143 if (unlikely(!validate_local_options(ebuf, strs))) {
1277 return false;
1278 }
1279
1280 135 PointerArray *opts = &e->file_options;
1281
2/2
✓ Branch 11 → 12 taken 10 times.
✓ Branch 11 → 17 taken 125 times.
135 if (has_flag(a, 'r')) {
1282 10 FileTypeOrFileName u = {.filename = regexp_intern(ebuf, arg0)};
1283
1/2
✓ Branch 13 → 14 taken 10 times.
✗ Branch 13 → 16 not taken.
10 if (unlikely(!u.filename)) {
1284 return false;
1285 }
1286 10 add_file_options(opts, FOPTS_FILENAME, u, strs, nstrs);
1287 10 return true;
1288 }
1289
1290 125 size_t errors = 0;
1291
2/2
✓ Branch 26 → 18 taken 295 times.
✓ Branch 26 → 27 taken 125 times.
420 for (size_t pos = 0, len = strlen(arg0); pos < len; ) {
1292 295 const StringView ft = get_delim(arg0, &pos, len, ',');
1293
2/2
✓ Branch 19 → 20 taken 8 times.
✓ Branch 19 → 22 taken 287 times.
295 if (unlikely(!is_valid_filetype_name_sv(ft))) {
1294 8 error_msg(ebuf, "invalid filetype name: '%.*s'", (int)ft.length, ft.data);
1295 8 errors++;
1296 8 continue;
1297 }
1298 287 FileTypeOrFileName u = {.filetype = mem_intern(ft.data, ft.length)};
1299 287 add_file_options(opts, FOPTS_FILETYPE, u, strs, nstrs);
1300 }
1301
1302 125 return !errors;
1303 }
1304
1305 9 static bool cmd_blkdown(EditorState *e, const CommandArgs *a)
1306 {
1307 9 View *view = e->view;
1308 9 handle_selection_flags(view, a);
1309
1310 // If current line is blank, skip past consecutive blank lines
1311 9 StringView line = get_current_line(view->cursor);
1312
2/2
✓ Branch 5 → 9 taken 2 times.
✓ Branch 5 → 14 taken 7 times.
9 if (strview_isblank(line)) {
1313
1/2
✓ Branch 10 → 6 taken 3 times.
✗ Branch 10 → 14 not taken.
3 while (block_iter_next_line(&view->cursor)) {
1314 3 line = block_iter_get_line(&view->cursor);
1315
2/2
✓ Branch 8 → 9 taken 1 time.
✓ Branch 8 → 14 taken 2 times.
3 if (!strview_isblank(line)) {
1316 break;
1317 }
1318 }
1319 }
1320
1321 // Skip past non-blank lines
1322
2/2
✓ Branch 16 → 11 taken 21 times.
✓ Branch 16 → 17 taken 4 times.
25 while (block_iter_next_line(&view->cursor)) {
1323 21 line = block_iter_get_line(&view->cursor);
1324
2/2
✓ Branch 13 → 15 taken 16 times.
✓ Branch 13 → 17 taken 5 times.
21 if (strview_isblank(line)) {
1325 break;
1326 }
1327 }
1328
1329 // If we've reached the last populated line in the buffer, move
1330 // down one line (to EOF)
1331 9 BlockIter tmp = view->cursor;
1332
3/4
✓ Branch 18 → 19 taken 9 times.
✗ Branch 18 → 21 not taken.
✓ Branch 19 → 20 taken 4 times.
✓ Branch 19 → 21 taken 5 times.
9 if (block_iter_eat_line(&tmp) && block_iter_is_eof(&tmp)) {
1333 4 view->cursor = tmp;
1334 }
1335
1336 9 return true;
1337 }
1338
1339 4 static bool cmd_blkup(EditorState *e, const CommandArgs *a)
1340 {
1341 4 View *view = e->view;
1342 4 handle_selection_flags(view, a);
1343
1344 // If cursor is on the first line, just move to bol
1345
2/2
✓ Branch 3 → 4 taken 1 time.
✓ Branch 3 → 6 taken 3 times.
4 if (view->cy == 0) {
1346 1 block_iter_bol(&view->cursor);
1347 1 return true;
1348 }
1349
1350 // If current line is blank, skip past consecutive blank lines
1351 3 StringView line = get_current_line(view->cursor);
1352
2/2
✓ Branch 8 → 12 taken 1 time.
✓ Branch 8 → 17 taken 2 times.
3 if (strview_isblank(line)) {
1353
1/2
✓ Branch 13 → 9 taken 3 times.
✗ Branch 13 → 17 not taken.
3 while (block_iter_prev_line(&view->cursor)) {
1354 3 line = block_iter_get_line(&view->cursor);
1355
2/2
✓ Branch 11 → 12 taken 2 times.
✓ Branch 11 → 17 taken 1 time.
3 if (!strview_isblank(line)) {
1356 break;
1357 }
1358 }
1359 }
1360
1361 // Skip past non-blank lines
1362
2/2
✓ Branch 19 → 14 taken 14 times.
✓ Branch 19 → 20 taken 2 times.
16 while (block_iter_prev_line(&view->cursor)) {
1363 14 line = block_iter_get_line(&view->cursor);
1364
2/2
✓ Branch 16 → 18 taken 13 times.
✓ Branch 16 → 20 taken 1 time.
14 if (strview_isblank(line)) {
1365 break;
1366 }
1367 }
1368
1369 return true;
1370 }
1371
1372 6 static bool cmd_paste(EditorState *e, const CommandArgs *a)
1373 {
1374 6 PasteLinesType type = PASTE_LINES_BELOW_CURSOR;
1375
2/3
✗ Branch 3 → 4 not taken.
✓ Branch 3 → 5 taken 2 times.
✓ Branch 3 → 6 taken 4 times.
6 switch (cmdargs_pick_winning_flag(a, "ac")) {
1376 case 'a': type = PASTE_LINES_ABOVE_CURSOR; break;
1377 2 case 'c': type = PASTE_LINES_INLINE; break;
1378 }
1379
1380 6 bool move_after = has_flag(a, 'm');
1381 6 paste(&e->clipboard, e->view, type, move_after);
1382 6 return true;
1383 }
1384
1385 2 static bool cmd_pgdown(EditorState *e, const CommandArgs *a)
1386 {
1387 2 View *view = e->view;
1388 2 handle_selection_flags(view, a);
1389
1390 2 Window *window = e->window;
1391 2 long margin = window_get_scroll_margin(window);
1392 2 long bottom = view->vy + window->edit_h - 1 - margin;
1393 2 long count;
1394
1395
1/2
✗ Branch 4 → 5 not taken.
✓ Branch 4 → 6 taken 2 times.
2 if (view->cy < bottom) {
1396 count = bottom - view->cy;
1397 } else {
1398 2 count = window->edit_h - 1 - (margin * 2);
1399 }
1400
1401 2 move_down(view, count);
1402 2 return true;
1403 }
1404
1405 1 static bool cmd_pgup(EditorState *e, const CommandArgs *a)
1406 {
1407 1 View *view = e->view;
1408 1 handle_selection_flags(view, a);
1409
1410 1 Window *window = e->window;
1411 1 long margin = window_get_scroll_margin(window);
1412 1 long top = view->vy + margin;
1413 1 long count;
1414
1415
1/2
✓ Branch 4 → 5 taken 1 time.
✗ Branch 4 → 6 not taken.
1 if (view->cy > top) {
1416 1 count = view->cy - top;
1417 } else {
1418 count = window->edit_h - 1 - (margin * 2);
1419 }
1420
1421 1 move_up(view, count);
1422 1 return true;
1423 }
1424
1425 static bool cmd_play(EditorState *e, const CommandArgs *a)
1426 {
1427 const MacroRecorder *m = &e->macro;
1428 bool keep_going = has_flag(a, 'k');
1429
1430 for (size_t i = 0, n = m->macro.count; i < n; i++) {
1431 const char *cmd_str = m->macro.ptrs[i];
1432 if (!handle_normal_command(e, cmd_str, false) && !keep_going) {
1433 return false;
1434 }
1435 }
1436
1437 return true;
1438 }
1439
1440 1 static bool cmd_prev(EditorState *e, const CommandArgs *a)
1441 {
1442 1 BUG_ON(a->nr_args);
1443 1 const PointerArray *views = &e->window->views;
1444 1 size_t current = ptr_array_xindex(views, e->view);
1445 1 size_t prev = wrapping_decrement(current, views->count);
1446 1 set_view(views->ptrs[prev]);
1447 1 return true;
1448 }
1449
1450 3 static View *window_find_modified_view(Window *window)
1451 {
1452
1/2
✗ Branch 2 → 3 not taken.
✓ Branch 2 → 7 taken 3 times.
3 if (buffer_modified(window->view->buffer)) {
1453 return window->view;
1454 }
1455 for (size_t i = 0, n = window->views.count; i < n; i++) {
1456 View *view = window->views.ptrs[i];
1457 if (buffer_modified(view->buffer)) {
1458 return view;
1459 }
1460 }
1461 return NULL;
1462 }
1463
1464 5 static size_t count_modified_buffers(const PointerArray *buffers, View **first)
1465 {
1466 5 View *modified = NULL;
1467 5 size_t nr_modified = 0;
1468
2/2
✓ Branch 8 → 3 taken 8 times.
✓ Branch 8 → 9 taken 5 times.
13 for (size_t i = 0, n = buffers->count; i < n; i++) {
1469 8 Buffer *buffer = buffers->ptrs[i];
1470
2/2
✓ Branch 3 → 4 taken 5 times.
✓ Branch 3 → 5 taken 3 times.
8 if (!buffer_modified(buffer)) {
1471 5 continue;
1472 }
1473 3 nr_modified++;
1474
1/2
✓ Branch 5 → 6 taken 3 times.
✗ Branch 5 → 7 not taken.
3 if (!modified) {
1475 3 modified = buffer_get_first_view(buffer);
1476 }
1477 }
1478
1479 5 BUG_ON(nr_modified > 0 && !modified);
1480 5 *first = modified;
1481 5 return nr_modified;
1482 }
1483
1484 7 static bool cmd_quit(EditorState *e, const CommandArgs *a)
1485 {
1486 7 static const FlagMapping fmap[] = {
1487 {'C', EFLAG_CMD_HIST},
1488 {'S', EFLAG_SEARCH_HIST},
1489 {'F', EFLAG_FILE_HIST},
1490 {'H', EFLAG_ALL_HIST},
1491 };
1492
1493 7 ErrorBuffer *ebuf = &e->err;
1494 7 unsigned int exit_code = EDITOR_EXIT_OK;
1495
2/2
✓ Branch 2 → 3 taken 5 times.
✓ Branch 2 → 7 taken 2 times.
7 if (a->nr_args) {
1496 5 const char *arg = a->args[0];
1497 5 const unsigned int max = EDITOR_EXIT_MAX;
1498
4/4
✓ Branch 4 → 5 taken 4 times.
✓ Branch 4 → 6 taken 1 time.
✓ Branch 5 → 6 taken 1 time.
✓ Branch 5 → 7 taken 3 times.
5 if (!str_to_uint(arg, &exit_code) || exit_code > EDITOR_EXIT_MAX) {
1499 2 return error_msg (
1500 ebuf,
1501 "exit code should be an integer between 0 and %u; got '%s'",
1502 max, arg
1503 );
1504 }
1505 }
1506
1507 5 View *first_modified = NULL;
1508 5 size_t n = count_modified_buffers(&e->buffers, &first_modified);
1509
2/2
✓ Branch 8 → 9 taken 2 times.
✓ Branch 8 → 10 taken 3 times.
5 if (n == 0) {
1510 2 goto exit;
1511 }
1512
1513 3 BUG_ON(!first_modified);
1514
1/2
✓ Branch 12 → 13 taken 3 times.
✗ Branch 12 → 14 not taken.
3 const char *plural = (n != 1) ? "s" : "";
1515
1/2
✗ Branch 15 → 16 not taken.
✓ Branch 15 → 18 taken 3 times.
3 if (has_flag(a, 'f')) {
1516 LOG_INFO("force quitting with %zu modified buffer%s", n, plural);
1517 goto exit;
1518 }
1519
1520 // Activate a modified view (giving preference to the current view or
1521 // a view in the current window)
1522 3 View *view = window_find_modified_view(e->window);
1523
1/2
✗ Branch 18 → 19 not taken.
✓ Branch 18 → 20 taken 3 times.
3 set_view(view ? view : first_modified);
1524
1525
2/2
✓ Branch 22 → 23 taken 1 time.
✓ Branch 22 → 24 taken 2 times.
3 if (!has_flag(a, 'p')) {
1526 1 return error_msg(ebuf, "Save modified files or run 'quit -f' to quit without saving");
1527 }
1528
1529
1/2
✓ Branch 24 → 25 taken 2 times.
✗ Branch 24 → 26 not taken.
2 if (unlikely(e->flags & EFLAG_HEADLESS)) {
1530 2 return error_msg(ebuf, "-p flag unavailable in headless mode");
1531 }
1532
1533 char question[128];
1534 xsnprintf (
1535 question, sizeof question,
1536 "Quit without saving %zu modified buffer%s? [y/N]",
1537 n, plural
1538 );
1539
1540 if (dialog_prompt(e, question, "ny") != 'y') {
1541 return false;
1542 }
1543 LOG_INFO("quit prompt accepted with %zu modified buffer%s", n, plural);
1544
1545 2 exit:;
1546 2 EditorFlags histflags = cmdargs_convert_flags(a, fmap, ARRAYLEN(fmap));
1547 2 e->flags &= ~histflags;
1548 2 e->status = exit_code;
1549 2 return true;
1550 }
1551
1552 static bool cmd_record(EditorState *e, const CommandArgs *a)
1553 {
1554 MacroRecorder *m = &e->macro;
1555 char action = cmdargs_pick_winning_flag(a, "crs");
1556 const char *msg;
1557
1558 switch (action ? action : (m->recording ? 's' : 'r')) {
1559 case 'c':
1560 msg = macro_cancel(m) ? "Macro recording cancelled" : "Not recording";
1561 break;
1562 case 'r':
1563 msg = macro_record(m) ? "Recording macro" : "Already recording";
1564 break;
1565 case 's':
1566 if (macro_stop(m)) {
1567 size_t count = m->macro.count;
1568 return info_msg (
1569 &e->err, "Macro recording stopped; %zu command%s saved",
1570 count, (count != 1) ? "s" : ""
1571 );
1572 }
1573 msg = "Not recording";
1574 break;
1575 default:
1576 BUG("unexpected flag: %c", action);
1577 return false;
1578 }
1579
1580 return info_msg(&e->err, "%s", msg);
1581 }
1582
1583 7 static bool cmd_redo(EditorState *e, const CommandArgs *a)
1584 {
1585 7 char *arg = a->args[0];
1586 7 unsigned long change_id = 0;
1587
5/6
✓ Branch 2 → 3 taken 6 times.
✓ Branch 2 → 7 taken 1 time.
✓ Branch 4 → 5 taken 5 times.
✓ Branch 4 → 6 taken 1 time.
✗ Branch 5 → 6 not taken.
✓ Branch 5 → 7 taken 5 times.
7 if (arg && (!str_to_ulong(arg, &change_id) || change_id == 0)) {
1588 1 return error_msg(&e->err, "Invalid change id: %s", arg);
1589 }
1590
1591
3/4
✓ Branch 8 → 9 taken 3 times.
✓ Branch 8 → 12 taken 3 times.
✗ Branch 10 → 11 not taken.
✓ Branch 10 → 12 taken 3 times.
6 return redo(e->view, &e->err, change_id) && unselect(e->view);
1592 }
1593
1594 1 static bool cmd_refresh(EditorState *e, const CommandArgs *a)
1595 {
1596 1 BUG_ON(a->nr_args);
1597 1 e->screen_update |= UPDATE_ALL;
1598 1 return true;
1599 }
1600
1601 8 static bool repeat_insert (
1602 View *view,
1603 ErrorBuffer *ebuf,
1604 const char *str,
1605 unsigned int count,
1606 bool move_after
1607 ) {
1608 8 BUG_ON(count < 2);
1609 8 size_t str_len = strlen(str);
1610 8 size_t bufsize;
1611
1/2
✗ Branch 5 → 6 not taken.
✓ Branch 5 → 7 taken 8 times.
8 if (unlikely(size_multiply_overflows(count, str_len, &bufsize))) {
1612 return error_msg(ebuf, "Repeated insert would overflow");
1613 }
1614
1/2
✓ Branch 7 → 8 taken 8 times.
✗ Branch 7 → 29 not taken.
8 if (unlikely(bufsize == 0)) {
1615 return true;
1616 }
1617
1618 8 char *buf = malloc(bufsize);
1619
1/2
✗ Branch 8 → 9 not taken.
✓ Branch 8 → 10 taken 8 times.
8 if (unlikely(!buf)) {
1620 return error_msg_errno(ebuf, "malloc");
1621 }
1622
1623 8 char tmp[4096];
1624
2/2
✓ Branch 10 → 11 taken 3 times.
✓ Branch 10 → 13 taken 5 times.
8 if (str_len == 1) {
1625 3 memset(buf, str[0], bufsize);
1626 3 LOG_DEBUG("Optimized %u inserts of 1 byte into 1 memset()", count);
1627 3 goto insert;
1628
3/4
✓ Branch 13 → 14 taken 4 times.
✓ Branch 13 → 15 taken 1 time.
✗ Branch 15 → 14 not taken.
✓ Branch 15 → 19 taken 1 time.
5 } else if (bufsize < 2 * sizeof(tmp) || str_len > sizeof(tmp) / 8) {
1629
2/2
✓ Branch 17 → 16 taken 65 times.
✓ Branch 17 → 18 taken 4 times.
69 for (size_t i = 0; i < count; i++) {
1630 65 memcpy(buf + (i * str_len), str, str_len);
1631 }
1632 4 goto insert;
1633 }
1634
1635 1 size_t strs_per_tmp = sizeof(tmp) / str_len;
1636 1 size_t tmp_len = strs_per_tmp * str_len;
1637 1 size_t tmps_per_buf = bufsize / tmp_len;
1638 1 size_t remainder = bufsize % tmp_len;
1639
1640 // Create a block of text containing `strs_per_tmp` concatenated strs
1641
2/2
✓ Branch 21 → 20 taken 1024 times.
✓ Branch 21 → 23 taken 1 time.
1025 for (size_t i = 0; i < strs_per_tmp; i++) {
1642 1024 memcpy(tmp + (i * str_len), str, str_len);
1643 }
1644
1645 // Copy `tmps_per_buf` copies of `tmp` into `buf`
1646
2/2
✓ Branch 23 → 22 taken 2 times.
✓ Branch 23 → 24 taken 1 time.
3 for (size_t i = 0; i < tmps_per_buf; i++) {
1647 2 memcpy(buf + (i * tmp_len), tmp, tmp_len);
1648 }
1649
1650 // Copy the remainder into `buf` (if any)
1651
1/2
✓ Branch 24 → 25 taken 1 time.
✗ Branch 24 → 26 not taken.
1 if (remainder) {
1652 1 memcpy(buf + (tmps_per_buf * tmp_len), tmp, remainder);
1653 }
1654
1655 1 LOG_DEBUG (
1656 "Optimized %u inserts of %zu bytes into %zu inserts of %zu bytes",
1657 count, str_len,
1658 tmps_per_buf, tmp_len
1659 );
1660
1661 8 insert:
1662 8 insert_text(view, string_view(buf, bufsize), move_after);
1663 8 free(buf);
1664 8 return true;
1665 }
1666
1667 static bool cmd_reopen(EditorState *e, const CommandArgs* UNUSED_ARG(a))
1668 {
1669 for (const FileHistoryEntry *h = e->file_history.last; h; h = h->prev) {
1670 const char *path = h->filename;
1671 // The combination of walking the history and doing a linear search
1672 // (with find_buffer()) here makes this O(m*n) in the worst case,
1673 // although n (e->buffers.count) will typically be small and m
1674 // (e->file_history.entries.count) is bounded by FILEHIST_MAX_ENTRIES
1675 if (
1676 !find_buffer(&e->buffers, path) // Not already open in the editor
1677 && access(path, R_OK) == 0 // File exists and is readable
1678 && window_open_file(e->window, path, NULL) // Reopened successfully
1679 ) {
1680 return true;
1681 }
1682 }
1683
1684 return error_msg(&e->err, "no reopenable files in history");
1685 }
1686
1687 39 static bool cmd_repeat(EditorState *e, const CommandArgs *a)
1688 {
1689 39 ErrorBuffer *ebuf = &e->err;
1690 39 unsigned int count;
1691
2/2
✓ Branch 3 → 4 taken 1 time.
✓ Branch 3 → 5 taken 38 times.
39 if (unlikely(!str_to_uint(a->args[0], &count))) {
1692 1 return error_msg(ebuf, "Not a valid repeat count: %s", a->args[0]);
1693 }
1694
2/2
✓ Branch 5 → 6 taken 36 times.
✓ Branch 5 → 20 taken 2 times.
38 if (unlikely(count == 0)) {
1695 return true;
1696 }
1697
1698 36 const Command *cmd = find_normal_command(a->args[1]);
1699
2/2
✓ Branch 7 → 8 taken 1 time.
✓ Branch 7 → 9 taken 35 times.
36 if (unlikely(!cmd)) {
1700 1 return error_msg(ebuf, "No such command: %s", a->args[1]);
1701 }
1702
1703 35 CommandArgs a2 = cmdargs_new(a->args + 2);
1704
1/2
✓ Branch 10 → 11 taken 35 times.
✗ Branch 10 → 20 not taken.
35 if (unlikely(!parse_args(cmd, &a2, ebuf))) {
1705 return false;
1706 }
1707
1708
6/6
✓ Branch 11 → 12 taken 32 times.
✓ Branch 11 → 15 taken 3 times.
✓ Branch 12 → 13 taken 10 times.
✓ Branch 12 → 15 taken 22 times.
✓ Branch 14 → 15 taken 2 times.
✓ Branch 14 → 16 taken 8 times.
35 if (count > 1 && cmd->cmd == cmd_insert && !has_flag(&a2, 'k')) {
1709 // Use optimized implementation for repeated "insert"
1710 8 bool move_after = has_flag(&a2, 'm');
1711 8 return repeat_insert(e->view, ebuf, a2.args[0], count, move_after);
1712 }
1713
1714
2/2
✓ Branch 19 → 18 taken 1096 times.
✓ Branch 19 → 20 taken 27 times.
1123 while (count--) {
1715 1096 command_func_call(e, ebuf, cmd, &a2);
1716 }
1717
1718 // TODO: return false if fn() fails?
1719 return true;
1720 }
1721
1722 14 static bool cmd_replace(EditorState *e, const CommandArgs *a)
1723 {
1724 14 static const FlagMapping map[] = {
1725 {'b', REPLACE_BASIC},
1726 {'c', REPLACE_CONFIRM},
1727 {'g', REPLACE_GLOBAL},
1728 {'i', REPLACE_IGNORE_CASE},
1729 };
1730
1731 14 const char *pattern = a->args[0];
1732 14 ReplaceFlags flags = cmdargs_convert_flags(a, map, ARRAYLEN(map));
1733
1734
3/4
✓ Branch 3 → 4 taken 2 times.
✓ Branch 3 → 6 taken 12 times.
✓ Branch 4 → 5 taken 2 times.
✗ Branch 4 → 6 not taken.
14 if (unlikely((flags & REPLACE_CONFIRM) && (e->flags & EFLAG_HEADLESS))) {
1735 2 return error_msg(&e->err, "-c flag unavailable in headless mode");
1736 }
1737
1738 12 String escaped = string_new(0);
1739
1/2
✗ Branch 8 → 9 not taken.
✓ Branch 8 → 13 taken 12 times.
12 if (has_flag(a, 'e')) {
1740 StringView pat = strview(pattern);
1741 if (strview_contains_char_type(pat, ASCII_REGEX)) {
1742 escaped = regexp_escape(pat);
1743 pattern = string_borrow_cstring(&escaped);
1744 }
1745 flags &= ~REPLACE_BASIC;
1746 }
1747
1748
2/2
✓ Branch 13 → 14 taken 10 times.
✓ Branch 13 → 15 taken 2 times.
12 const char *replacement = a->args[1] ? a->args[1] : "";
1749 12 bool r = reg_replace(e, pattern, replacement, flags);
1750 12 string_free(&escaped);
1751 12 return r;
1752 }
1753
1754 31 static bool cmd_right(EditorState *e, const CommandArgs *a)
1755 {
1756 31 handle_selection_flags(e->view, a);
1757 31 move_cursor_right(e->view);
1758 31 return true;
1759 }
1760
1761 static bool stat_changed(const FileInfo *file, const struct stat *st)
1762 {
1763 // Don't compare st_mode because we allow chmod 755 etc.
1764 return !timespecs_equal(get_stat_mtime(st), &file->mtime)
1765 || st->st_dev != file->dev
1766 || st->st_ino != file->ino
1767 || st->st_size != file->size;
1768 }
1769
1770 static SystemErrno save_unmodified_buffer(Buffer *buffer, const char *filename)
1771 {
1772 SaveUnmodifiedType type = buffer->options.save_unmodified;
1773 if (type == SAVE_NONE) {
1774 LOG_INFO("buffer unchanged; leaving file untouched");
1775 return 0;
1776 }
1777
1778 BUG_ON(type != SAVE_TOUCH);
1779 struct timespec times[2];
1780 if (unlikely(clock_gettime(CLOCK_REALTIME, &times[0]) != 0)) {
1781 return LOG_ERRNO("aborting partial save; clock_gettime() failed");
1782 }
1783
1784 times[1] = times[0];
1785 if (unlikely(utimensat(AT_FDCWD, filename, times, 0) != 0)) {
1786 return LOG_ERRNO("aborting partial save; utimensat() failed");
1787 }
1788
1789 buffer->file.mtime = times[0];
1790 LOG_INFO("buffer unchanged; mtime/atime updated");
1791 return 0;
1792 }
1793
1794 25 static bool cmd_save(EditorState *e, const CommandArgs *a)
1795 {
1796 25 Buffer *buffer = e->buffer;
1797 25 ErrorBuffer *ebuf = &e->err;
1798
1/2
✗ Branch 2 → 3 not taken.
✓ Branch 2 → 5 taken 25 times.
25 if (unlikely(buffer->stdout_buffer)) {
1799 const char *f = buffer_filename(buffer);
1800 return info_msg(ebuf, "%s can't be saved; it will be piped to stdout on exit", f);
1801 }
1802
1803 25 char du_flag = cmdargs_pick_winning_flag(a, "du");
1804
2/2
✓ Branch 6 → 7 taken 1 time.
✓ Branch 6 → 8 taken 24 times.
25 bool crlf = du_flag ? (du_flag == 'd') : buffer->crlf_newlines;
1805
1806 25 const char *requested_encoding = NULL;
1807 25 char **args = a->args;
1808
2/2
✓ Branch 9 → 10 taken 2 times.
✓ Branch 9 → 14 taken 23 times.
25 if (unlikely(a->nr_flag_args > 0)) {
1809 2 BUG_ON(!has_flag(a, 'e'));
1810 2 requested_encoding = args[a->nr_flag_args - 1];
1811 2 args += a->nr_flag_args;
1812 }
1813
1814 25 const char *encoding = buffer->encoding;
1815 25 bool bom = buffer->bom;
1816
2/2
✓ Branch 14 → 15 taken 2 times.
✓ Branch 14 → 32 taken 23 times.
25 if (requested_encoding) {
1817 2 EncodingType et = lookup_encoding(requested_encoding);
1818
2/2
✓ Branch 16 → 17 taken 1 time.
✓ Branch 16 → 21 taken 1 time.
2 if (et == UTF8) {
1819
1/2
✗ Branch 18 → 19 not taken.
✓ Branch 18 → 32 taken 1 time.
1 if (!encoding_is_utf8(encoding)) {
1820 // Encoding changed
1821 encoding = encoding_from_type(UTF8);
1822 bom = e->options.utf8_bom;
1823 }
1824
1/2
✓ Branch 22 → 23 taken 1 time.
✗ Branch 22 → 28 not taken.
1 } else if (conversion_supported_by_iconv("UTF-8", requested_encoding)) {
1825 1 encoding = encoding_normalize(requested_encoding);
1826
1/2
✓ Branch 24 → 25 taken 1 time.
✗ Branch 24 → 32 not taken.
1 if (encoding != buffer->encoding) {
1827 // Encoding changed
1828 1 bom = !!get_bom_for_encoding(lookup_encoding(encoding));
1829 }
1830 } else {
1831 if (errno == EINVAL) {
1832 return error_msg(ebuf, "Unsupported encoding '%s'", requested_encoding);
1833 }
1834 return error_msg (
1835 ebuf,
1836 "iconv conversion to '%s' failed: %s",
1837 requested_encoding,
1838 strerror(errno)
1839 );
1840 }
1841 }
1842
1843 25 char b_flag = cmdargs_pick_winning_flag(a, "bB");
1844
1/2
✗ Branch 33 → 34 not taken.
✓ Branch 33 → 35 taken 25 times.
25 bom = b_flag ? (b_flag == 'b') : bom;
1845
1846 25 char *absolute = buffer->abs_filename;
1847 25 bool force = has_flag(a, 'f');
1848 25 bool new_locked = false;
1849
2/2
✓ Branch 36 → 37 taken 24 times.
✓ Branch 36 → 45 taken 1 time.
25 if (a->nr_args > 0) {
1850
2/2
✓ Branch 37 → 38 taken 1 time.
✓ Branch 37 → 39 taken 23 times.
24 if (args[0][0] == '\0') {
1851 1 return error_msg(ebuf, "Empty filename not allowed");
1852 }
1853 23 char *tmp = path_absolute(args[0]);
1854
1/2
✗ Branch 40 → 41 not taken.
✓ Branch 40 → 42 taken 23 times.
23 if (!tmp) {
1855 return error_msg_errno(ebuf, "Failed to make absolute path");
1856 }
1857
3/4
✓ Branch 42 → 43 taken 2 times.
✓ Branch 42 → 55 taken 21 times.
✗ Branch 43 → 44 not taken.
✓ Branch 43 → 55 taken 2 times.
23 if (absolute && streq(tmp, absolute)) {
1858 free(tmp);
1859 } else {
1860 absolute = tmp;
1861 }
1862 } else {
1863
1/2
✓ Branch 45 → 46 taken 1 time.
✗ Branch 45 → 52 not taken.
1 if (!absolute) {
1864
1/2
✓ Branch 47 → 48 taken 1 time.
✗ Branch 47 → 49 not taken.
1 if (!has_flag(a, 'p')) {
1865 1 return error_msg(ebuf, "No filename");
1866 }
1867 push_input_mode(e, e->command_mode);
1868 cmdline_set_text(&e->cmdline, "save ");
1869 return true;
1870 }
1871 if (buffer->readonly && !force) {
1872 return error_msg(ebuf, "Use -f to force saving read-only file");
1873 }
1874 }
1875
1876 23 mode_t old_mode = buffer->file.mode;
1877 23 bool hardlinks = false;
1878 23 struct stat st;
1879 23 bool stat_ok = !stat(absolute, &st);
1880
2/2
✓ Branch 56 → 57 taken 22 times.
✓ Branch 56 → 61 taken 1 time.
23 if (!stat_ok) {
1881
1/2
✗ Branch 57 → 58 not taken.
✓ Branch 57 → 70 taken 22 times.
22 if (errno != ENOENT) {
1882 error_msg(ebuf, "stat failed for %s: %s", absolute, strerror(errno));
1883 goto error;
1884 }
1885 } else {
1886 1 if (
1887
1/2
✗ Branch 61 → 62 not taken.
✓ Branch 61 → 66 taken 1 time.
1 absolute == buffer->abs_filename
1888 && !force
1889 && stat_changed(&buffer->file, &st)
1890 ) {
1891 error_msg (
1892 ebuf,
1893 "File has been modified by another process; "
1894 "use 'save -f' to force overwrite"
1895 );
1896 goto error;
1897 }
1898
1/2
✓ Branch 66 → 67 taken 1 time.
✗ Branch 66 → 69 not taken.
1 if (S_ISDIR(st.st_mode)) {
1899 1 error_msg(ebuf, "Will not overwrite directory %s", absolute);
1900 1 goto error;
1901 }
1902 hardlinks = (st.st_nlink >= 2);
1903 }
1904
1905
1/2
✗ Branch 70 → 71 not taken.
✓ Branch 70 → 84 taken 22 times.
22 if (e->options.lock_files) {
1906 if (absolute == buffer->abs_filename) {
1907 if (!buffer->locked) {
1908 if (!lock_file(&e->locks_ctx, ebuf, absolute)) {
1909 if (!force) {
1910 error_msg(ebuf, "Can't lock file %s", absolute);
1911 goto error;
1912 }
1913 } else {
1914 buffer->locked = true;
1915 }
1916 }
1917 } else {
1918 if (!lock_file(&e->locks_ctx, ebuf, absolute)) {
1919 if (!force) {
1920 error_msg(ebuf, "Can't lock file %s", absolute);
1921 goto error;
1922 }
1923 } else {
1924 new_locked = true;
1925 }
1926 }
1927 }
1928
1929
1/2
✗ Branch 84 → 85 not taken.
✓ Branch 84 → 102 taken 22 times.
22 if (stat_ok) {
1930 if (absolute != buffer->abs_filename && !force) {
1931 error_msg(ebuf, "Use -f to overwrite %s", absolute);
1932 goto error;
1933 }
1934 // Allow chmod 755 etc.
1935 buffer->file.mode = st.st_mode;
1936 }
1937
1938 if (
1939 stat_ok
1940 && buffer->options.save_unmodified != SAVE_FULL
1941 && !stat_changed(&buffer->file, &st)
1942 && st.st_uid == buffer->file.uid
1943 && st.st_gid == buffer->file.gid
1944 && !buffer_modified(buffer)
1945 && absolute == buffer->abs_filename
1946 && encoding == buffer->encoding
1947 && crlf == buffer->crlf_newlines
1948 && bom == buffer->bom
1949 && save_unmodified_buffer(buffer, absolute) == 0
1950 ) {
1951 BUG_ON(new_locked);
1952 return true;
1953 }
1954
1955 22 FileSaveContext ctx = {
1956 .ebuf = ebuf,
1957 .encoding = encoding,
1958 22 .new_file_mode = e->new_file_mode,
1959 .crlf = crlf,
1960 .write_bom = bom,
1961 .hardlinks = hardlinks,
1962 };
1963
1964
1/2
✗ Branch 103 → 104 not taken.
✓ Branch 103 → 105 taken 22 times.
22 if (!save_buffer(buffer, absolute, &ctx)) {
1965 goto error;
1966 }
1967
1968 22 buffer->saved_change = buffer->cur_change;
1969 22 buffer->readonly = false;
1970 22 buffer->temporary = false;
1971 22 buffer->crlf_newlines = crlf;
1972 22 buffer->bom = bom;
1973
2/2
✓ Branch 105 → 106 taken 2 times.
✓ Branch 105 → 107 taken 20 times.
22 if (requested_encoding) {
1974 2 buffer->encoding = encoding;
1975 }
1976
1977
1/2
✓ Branch 107 → 108 taken 22 times.
✗ Branch 107 → 112 not taken.
22 if (absolute != buffer->abs_filename) {
1978
1/2
✗ Branch 108 → 109 not taken.
✓ Branch 108 → 110 taken 22 times.
22 if (buffer->locked) {
1979 // Filename changes, release old file lock
1980 unlock_file(&e->locks_ctx, ebuf, buffer->abs_filename);
1981 }
1982 22 buffer->locked = new_locked;
1983
1984 22 free(buffer->abs_filename);
1985 22 buffer->abs_filename = absolute;
1986 22 buffer_update_short_filename(buffer, e->home_dir);
1987 22 e->screen_update |= UPDATE_TERM_TITLE;
1988
1989 // Filename change is not detected (only buffer_modified() change)
1990 22 buffer_mark_tabbars_changed(buffer);
1991 }
1992
1993
3/4
✓ Branch 112 → 113 taken 20 times.
✓ Branch 112 → 124 taken 2 times.
✓ Branch 114 → 115 taken 20 times.
✗ Branch 114 → 124 not taken.
22 if (!old_mode && buffer_filetype_is_none(buffer)) {
1994 // New file and most likely user has not changed the filetype
1995
1/2
✗ Branch 116 → 117 not taken.
✓ Branch 116 → 124 taken 20 times.
20 if (buffer_detect_filetype(buffer, &e->filetypes)) {
1996 set_file_options(e, buffer);
1997 set_editorconfig_options(buffer);
1998 buffer_update_syntax(e, buffer);
1999 }
2000 }
2001
2002 return true;
2003
2004 error:
2005
0/2
✗ Branch 120 → 121 not taken.
✗ Branch 120 → 122 not taken.
1 if (new_locked) {
2006 unlock_file(&e->locks_ctx, ebuf, absolute);
2007 }
2008
1/2
✓ Branch 122 → 123 taken 1 time.
✗ Branch 122 → 124 not taken.
1 if (absolute != buffer->abs_filename) {
2009 1 free(absolute);
2010 }
2011 return false;
2012 }
2013
2014 1 static bool cmd_scroll_down(EditorState *e, const CommandArgs *a)
2015 {
2016 1 BUG_ON(a->nr_args);
2017 1 View *view = e->view;
2018 1 view->vy++;
2019
2020
1/2
✓ Branch 5 → 6 taken 1 time.
✗ Branch 5 → 9 not taken.
1 if (has_flag(a, 'M')) {
2021 return true; // Don't move cursor, even at scroll margin
2022 }
2023
2024 1 long margin = window_get_scroll_margin(e->window);
2025
1/2
✓ Branch 7 → 8 taken 1 time.
✗ Branch 7 → 9 not taken.
1 if (view->cy < view->vy + margin) {
2026 1 move_down(view, 1);
2027 }
2028
2029 return true;
2030 }
2031
2032 1 static bool cmd_scroll_pgdown(EditorState *e, const CommandArgs *a)
2033 {
2034 1 BUG_ON(a->nr_args);
2035 1 View *view = e->view;
2036 1 handle_selection_flags(view, a);
2037
2038 1 const long nlines = view->buffer->nl;
2039 1 const long edit_h = e->window->edit_h;
2040 1 const long max = (nlines - edit_h) + 1;
2041 1 long count;
2042
2043
2/4
✓ Branch 5 → 6 taken 1 time.
✗ Branch 5 → 11 not taken.
✓ Branch 6 → 7 taken 1 time.
✗ Branch 6 → 11 not taken.
1 if (view->vy < max && max > 0) {
2044 1 bool half = has_flag(a, 'h');
2045 1 unsigned int shift = half & 1;
2046 1 count = (edit_h - 1) >> shift;
2047
1/2
✗ Branch 8 → 9 not taken.
✓ Branch 8 → 10 taken 1 time.
1 if (view->vy + count > max) {
2048 count = max - view->vy;
2049 }
2050 1 view->vy += count;
2051 } else if (view->cy < nlines && !has_flag(a, 'M')) {
2052 count = nlines - view->cy;
2053 } else {
2054 return true;
2055 }
2056
2057 1 move_down(view, count);
2058 1 return true;
2059 }
2060
2061 1 static bool cmd_scroll_pgup(EditorState *e, const CommandArgs *a)
2062 {
2063 1 BUG_ON(a->nr_args);
2064 1 View *view = e->view;
2065 1 handle_selection_flags(view, a);
2066
2067 1 long count;
2068
1/2
✗ Branch 5 → 6 not taken.
✓ Branch 5 → 8 taken 1 time.
1 if (view->vy > 0) {
2069 bool half = has_flag(a, 'h');
2070 unsigned int shift = half & 1;
2071 count = MIN((e->window->edit_h - 1) >> shift, view->vy);
2072 view->vy -= count;
2073
1/4
✗ Branch 8 → 9 not taken.
✓ Branch 8 → 13 taken 1 time.
✗ Branch 10 → 11 not taken.
✗ Branch 10 → 13 not taken.
1 } else if (view->cy > 0 && !has_flag(a, 'M')) {
2074 count = view->cy;
2075 } else {
2076 return true;
2077 }
2078
2079 move_up(view, count);
2080 return true;
2081 }
2082
2083 1 static bool cmd_scroll_up(EditorState *e, const CommandArgs *a)
2084 {
2085 1 BUG_ON(a->nr_args);
2086 1 View *view = e->view;
2087 1 view->vy -= (view->vy > 0);
2088
2089
1/2
✓ Branch 5 → 6 taken 1 time.
✗ Branch 5 → 9 not taken.
1 if (has_flag(a, 'M')) {
2090 return true; // Don't move cursor, even at scroll margin
2091 }
2092
2093 1 const Window *window = e->window;
2094 1 long margin = window_get_scroll_margin(window);
2095
1/2
✓ Branch 7 → 8 taken 1 time.
✗ Branch 7 → 9 not taken.
1 if (view->vy + (window->edit_h - margin) <= view->cy) {
2096 1 move_up(view, 1);
2097 }
2098
2099 return true;
2100 }
2101
2102 8 static bool cmd_search(EditorState *e, const CommandArgs *a)
2103 {
2104 8 const char *pattern = a->args[0];
2105 8 char npflag = cmdargs_pick_winning_flag(a, "np");
2106 8 bool use_word_under_cursor = has_flag(a, 'w');
2107 8 ErrorBuffer *ebuf = &e->err;
2108
2109
2/2
✓ Branch 4 → 5 taken 2 times.
✓ Branch 4 → 6 taken 6 times.
8 if (!!npflag + use_word_under_cursor + !!pattern > 1) {
2110 2 return error_msg (
2111 ebuf,
2112 "flags [-n|-p|-w] and [pattern] argument are mutually exclusive"
2113 );
2114 }
2115
2116 6 View *view = e->view;
2117 6 char pattbuf[4096];
2118
2119
2/2
✓ Branch 6 → 7 taken 1 time.
✓ Branch 6 → 14 taken 5 times.
6 if (use_word_under_cursor) {
2120 1 StringView word = view_get_word_under_cursor(view);
2121
1/2
✓ Branch 8 → 9 taken 1 time.
✗ Branch 8 → 13 not taken.
1 if (word.length == 0) {
2122 1 return false; // Error message wouldn't be very useful here
2123 }
2124 1 const RegexpWordBoundaryTokens *rwbt = &e->regexp_word_tokens;
2125 1 const size_t n = rwbt->len;
2126
1/2
✓ Branch 9 → 10 taken 1 time.
✗ Branch 9 → 11 not taken.
1 if (unlikely(word.length >= sizeof(pattbuf) - (n * 2))) {
2127 1 return error_msg(ebuf, "word under cursor too long");
2128 }
2129 xmempcpy3(pattbuf, rwbt->start, n, word.data, word.length, rwbt->end, n + 1);
2130 pattern = pattbuf;
2131 }
2132
2133 5 SearchState *search = &e->search;
2134 5 search->reverse = has_flag(a, 'r');
2135
2136
1/2
✗ Branch 15 → 16 not taken.
✓ Branch 15 → 18 taken 5 times.
5 if (!npflag && !pattern) {
2137 push_input_mode(e, e->search_mode);
2138 return true;
2139 }
2140
2141 // TODO: Make [-c|-l] selection flags apply to search mode (as handled above)
2142 // and/or add `[-c|-l]` flags to the search mode `accept` command and bind to
2143 // Shift+Enter and Ctrl+Shift+Enter
2144 5 handle_selection_flags(view, a);
2145
2146 5 SearchCaseSensitivity cs = e->options.case_sensitive_search;
2147
1/4
✗ Branch 20 → 21 not taken.
✗ Branch 20 → 22 not taken.
✗ Branch 20 → 23 not taken.
✓ Branch 20 → 24 taken 5 times.
5 switch (cmdargs_pick_winning_flag(a, "ais")) {
2148 case 'a': cs = CSS_AUTO; break;
2149 case 'i': cs = CSS_FALSE; break;
2150 case 's': cs = CSS_TRUE; break;
2151 }
2152
2153
3/3
✓ Branch 24 → 25 taken 1 time.
✓ Branch 24 → 26 taken 1 time.
✓ Branch 24 → 27 taken 3 times.
5 switch (npflag) {
2154 1 case 'n': return search_next(view, search, ebuf, cs);
2155 1 case 'p': return search_prev(view, search, ebuf, cs);
2156 }
2157
2158 3 BUG_ON(!pattern);
2159 3 String escaped = string_new(0);
2160
2161
2/4
✓ Branch 30 → 31 taken 3 times.
✗ Branch 30 → 37 not taken.
✗ Branch 32 → 33 not taken.
✓ Branch 32 → 37 taken 3 times.
3 if (!use_word_under_cursor && has_flag(a, 'e')) {
2162 StringView pat = strview(pattern);
2163 if (strview_contains_char_type(pat, ASCII_REGEX)) {
2164 escaped = regexp_escape(pat);
2165 pattern = string_borrow_cstring(&escaped);
2166 }
2167 }
2168
2169
2/2
✓ Branch 38 → 39 taken 1 time.
✓ Branch 38 → 40 taken 2 times.
3 if (!has_flag(a, 'H')) {
2170 1 history_append(&e->search_history, pattern);
2171 }
2172
2173 3 search_set_regexp(search, pattern);
2174 3 string_free(&escaped);
2175
3/4
✓ Branch 43 → 44 taken 3 times.
✗ Branch 43 → 47 not taken.
✓ Branch 45 → 46 taken 1 time.
✓ Branch 45 → 47 taken 2 times.
4 return has_flag(a, 'x') || do_search_next(view, search, ebuf, cs, use_word_under_cursor);
2176 }
2177
2178 static bool cmd_select_block(EditorState *e, const CommandArgs *a)
2179 {
2180 BUG_ON(a->nr_args);
2181 select_block(e->view);
2182
2183 // TODO: return false if select_block() doesn't select anything?
2184 return true;
2185 }
2186
2187 3 static bool cmd_select(EditorState *e, const CommandArgs *a)
2188 {
2189 3 View *view = e->view;
2190
1/2
✓ Branch 3 → 4 taken 3 times.
✗ Branch 3 → 5 not taken.
3 SelectionType sel = has_flag(a, 'l') ? SELECT_LINES : SELECT_CHARS;
2191 3 bool keep = has_flag(a, 'k');
2192
2/6
✓ Branch 6 → 7 taken 3 times.
✗ Branch 6 → 10 not taken.
✗ Branch 7 → 8 not taken.
✓ Branch 7 → 10 taken 3 times.
✗ Branch 8 → 9 not taken.
✗ Branch 8 → 10 not taken.
3 if (!keep && view->selection && view->selection == sel) {
2193 sel = SELECT_NONE;
2194 }
2195
2196 3 view->select_mode = sel;
2197 3 view_set_selection_type(view, sel);
2198 3 return true;
2199 }
2200
2201 60 static bool cmd_set(EditorState *e, const CommandArgs *a)
2202 {
2203 60 bool global = has_flag(a, 'g');
2204 60 bool local = has_flag(a, 'l');
2205 60 bool quiet = has_flag(a, 'q');
2206
2207
1/2
✗ Branch 5 → 6 not taken.
✓ Branch 5 → 12 taken 60 times.
60 if (!e->buffer) {
2208 if (unlikely(local)) {
2209 return quiet || error_msg(&e->err, "Flag -l makes no sense in config files");
2210 }
2211 global = true;
2212 }
2213
2214 60 char **args = a->args;
2215 60 size_t count = a->nr_args;
2216
2/2
✓ Branch 12 → 13 taken 2 times.
✓ Branch 12 → 16 taken 58 times.
60 if (count == 1) {
2217 2 bool ok = set_bool_option(e, args[0], local, global, quiet);
2218
1/2
✗ Branch 14 → 15 not taken.
✓ Branch 14 → 30 taken 2 times.
2 WARN_ON(quiet && !ok);
2219 return ok;
2220 }
2221
2/2
✓ Branch 16 → 17 taken 2 times.
✓ Branch 16 → 26 taken 56 times.
58 if (count & 1) {
2222
3/4
✓ Branch 17 → 18 taken 1 time.
✓ Branch 17 → 21 taken 1 time.
✓ Branch 19 → 20 taken 1 time.
✗ Branch 19 → 21 not taken.
3 return quiet || error_msg(&e->err, "One or even number of arguments expected");
2223 }
2224
2225 size_t errors = 0;
2226
2/2
✓ Branch 26 → 22 taken 56 times.
✓ Branch 26 → 27 taken 56 times.
112 for (size_t i = 0; i < count; i += 2) {
2227
2/2
✓ Branch 23 → 24 taken 22 times.
✓ Branch 23 → 25 taken 34 times.
56 if (!set_option(e, args[i], args[i + 1], local, global, quiet)) {
2228 22 errors++;
2229 }
2230 }
2231
2232
1/2
✗ Branch 27 → 28 not taken.
✓ Branch 27 → 29 taken 56 times.
56 WARN_ON(quiet && errors);
2233 56 return !errors;
2234 }
2235
2236 18 static bool cmd_setenv(EditorState *e, const CommandArgs *a)
2237 {
2238 18 const char *name = a->args[0];
2239
2/2
✓ Branch 2 → 3 taken 1 time.
✓ Branch 2 → 4 taken 17 times.
18 if (unlikely(streq(name, "DTE_VERSION"))) {
2240 1 return error_msg(&e->err, "$DTE_VERSION cannot be changed");
2241 }
2242
2243 17 const size_t nr_args = a->nr_args;
2244 17 int res;
2245
2/2
✓ Branch 4 → 5 taken 13 times.
✓ Branch 4 → 6 taken 4 times.
17 if (nr_args == 2) {
2246 13 res = setenv(name, a->args[1], 1);
2247 } else {
2248 4 BUG_ON(nr_args != 1);
2249 4 res = unsetenv(name);
2250 }
2251
2252
1/2
✗ Branch 9 → 10 not taken.
✓ Branch 9 → 15 taken 17 times.
17 if (likely(res == 0)) {
2253 return true;
2254 }
2255
2256 if (errno == EINVAL) {
2257 return error_msg(&e->err, "Invalid environment variable name '%s'", name);
2258 }
2259
2260 return error_msg_errno(&e->err, nr_args == 2 ? "setenv" : "unsetenv");
2261 }
2262
2263 11 static bool cmd_indent(EditorState *e, const CommandArgs *a)
2264 {
2265 11 const char *arg = a->args[0];
2266 11 int levels = 1;
2267
4/4
✓ Branch 2 → 3 taken 6 times.
✓ Branch 2 → 6 taken 5 times.
✓ Branch 4 → 5 taken 1 time.
✓ Branch 4 → 6 taken 5 times.
11 if (arg && !str_to_int(arg, &levels)) {
2268 1 return error_msg(&e->err, "Invalid number: %s", arg);
2269 }
2270
2271 10 bool reduce = has_flag(a, 'r');
2272
3/4
✓ Branch 7 → 8 taken 10 times.
✗ Branch 7 → 10 not taken.
✓ Branch 8 → 9 taken 3 times.
✓ Branch 8 → 10 taken 7 times.
10 indent_lines(e->view, (levels && reduce) ? -levels : levels);
2273 10 return true;
2274 }
2275
2276 9 static bool cmd_show(EditorState *e, const CommandArgs *a)
2277 {
2278 9 bool write_to_cmdline = has_flag(a, 'c');
2279 9 size_t nr_args = a->nr_args;
2280
2/2
✓ Branch 3 → 4 taken 1 time.
✓ Branch 3 → 5 taken 8 times.
9 if (write_to_cmdline && nr_args < 2) {
2281 1 return error_msg(&e->err, "\"show -c\" requires 2 arguments");
2282 }
2283
2284
1/2
✓ Branch 5 → 6 taken 8 times.
✗ Branch 5 → 8 not taken.
8 const char *type = (nr_args > 0) ? a->args[0] : NULL;
2285
2/2
✓ Branch 6 → 7 taken 6 times.
✓ Branch 6 → 8 taken 2 times.
8 const char *key = (nr_args > 1) ? a->args[1] : NULL;
2286 8 return show(e, type, key, write_to_cmdline);
2287 }
2288
2289 2 static bool cmd_suspend(EditorState *e, const CommandArgs *a)
2290 {
2291 2 BUG_ON(a->nr_args);
2292
1/2
✓ Branch 4 → 5 taken 2 times.
✗ Branch 4 → 6 not taken.
2 if (e->flags & EFLAG_HEADLESS) {
2293 2 return error_msg(&e->err, "unavailable in headless mode");
2294 }
2295
2296 if (e->status == EDITOR_INITIALIZING) {
2297 LOG_WARNING("suspend request ignored");
2298 return false;
2299 }
2300
2301 if (e->session_leader) {
2302 return error_msg(&e->err, "Session leader can't suspend");
2303 }
2304
2305 ui_end(&e->terminal, false);
2306 term_cooked();
2307 need_term_reset_on_fatal_error = 0;
2308 LOG_INFO("suspending");
2309
2310 bool suspended = !kill(0, SIGSTOP);
2311 if (suspended) {
2312 LOG_INFO("resumed");
2313 } else {
2314 error_msg_errno(&e->err, "kill");
2315 }
2316
2317 need_term_reset_on_fatal_error = 1;
2318 term_raw();
2319 ui_start(e);
2320 return suspended;
2321 }
2322
2323 2 static bool cmd_tag(EditorState *e, const CommandArgs *a)
2324 {
2325
2/2
✓ Branch 3 → 4 taken 1 time.
✓ Branch 3 → 6 taken 1 time.
2 if (has_flag(a, 'r')) {
2326 1 bookmark_pop(&e->bookmarks, e->window, &e->buffers);
2327 1 return true;
2328 }
2329
2330 1 size_t nargs = a->nr_args;
2331 1 StringView word_under_cursor;
2332
1/2
✗ Branch 6 → 7 not taken.
✓ Branch 6 → 9 taken 1 time.
1 if (nargs == 0) {
2333 word_under_cursor = view_get_word_under_cursor(e->view);
2334 if (word_under_cursor.length == 0) {
2335 return false;
2336 }
2337 }
2338
2339 1 char abc = cmdargs_pick_winning_flag(a, "ABC");
2340
1/2
✗ Branch 10 → 11 not taken.
✓ Branch 10 → 12 taken 1 time.
1 size_t idx = abc ? abc - 'A' : e->options.msg_tag;
2341 1 MessageList *msgs = &e->messages[idx];
2342 1 clear_messages(msgs);
2343
2344 1 TagFile *tagfile = &e->tagfile;
2345 1 ErrorBuffer *ebuf = &e->err;
2346
1/2
✓ Branch 15 → 16 taken 1 time.
✗ Branch 15 → 24 not taken.
1 if (!load_tag_file(tagfile, ebuf)) {
2347 return false;
2348 }
2349
2350 1 const char *filename = e->buffer->abs_filename;
2351
1/2
✗ Branch 16 → 17 not taken.
✓ Branch 16 → 18 taken 1 time.
1 if (nargs == 0) {
2352 tag_lookup(tagfile, msgs, ebuf, word_under_cursor, filename);
2353 }
2354
2355
2/2
✓ Branch 21 → 19 taken 1 time.
✓ Branch 21 → 22 taken 1 time.
2 for (size_t i = 0; i < nargs; i++) {
2356 1 StringView tagname = strview(a->args[i]);
2357 1 tag_lookup(tagfile, msgs, ebuf, tagname, filename);
2358 }
2359
2360 1 activate_current_message_save(msgs, &e->bookmarks, e->view, ebuf);
2361 1 return (msgs->array.count > 0);
2362 }
2363
2364 static bool cmd_title(EditorState *e, const CommandArgs *a)
2365 {
2366 Buffer *buffer = e->buffer;
2367 if (buffer->abs_filename) {
2368 return error_msg(&e->err, "saved buffers can't be retitled");
2369 }
2370
2371 buffer_set_display_filename(buffer, xstrdup(a->args[0]));
2372 buffer_mark_tabbars_changed(buffer);
2373 e->screen_update |= UPDATE_TERM_TITLE;
2374 return true;
2375 }
2376
2377 16 static bool cmd_toggle(EditorState *e, const CommandArgs *a)
2378 {
2379 16 bool global = has_flag(a, 'g');
2380 16 bool verbose = has_flag(a, 'v');
2381 16 const char *option_name = a->args[0];
2382 16 size_t nr_values = a->nr_args - 1;
2383
1/2
✓ Branch 4 → 5 taken 16 times.
✗ Branch 4 → 6 not taken.
16 if (nr_values == 0) {
2384 16 return toggle_option(e, option_name, global, verbose);
2385 }
2386
2387 char **values = a->args + 1;
2388 return toggle_option_values(e, option_name, global, verbose, values, nr_values);
2389 }
2390
2391 1020 static bool cmd_undo(EditorState *e, const CommandArgs *a)
2392 {
2393 1020 View *view = e->view;
2394 1020 bool move_only = has_flag(a, 'm');
2395
1/2
✗ Branch 3 → 4 not taken.
✓ Branch 3 → 8 taken 1020 times.
1020 if (move_only) {
2396 const Change *change = view->buffer->cur_change;
2397 if (!change->next) {
2398 // If there's only 1 change, there's nothing meaningful to move to
2399 return false;
2400 }
2401 block_iter_goto_offset(&view->cursor, change->offset);
2402 view_reset_preferred_x(view);
2403 return true;
2404 }
2405
2406
3/4
✓ Branch 9 → 10 taken 44 times.
✓ Branch 9 → 13 taken 976 times.
✗ Branch 11 → 12 not taken.
✓ Branch 11 → 13 taken 44 times.
1020 return undo(view, &e->err) && unselect(view);
2407 }
2408
2409 1 static bool cmd_unselect(EditorState *e, const CommandArgs *a)
2410 {
2411 1 BUG_ON(a->nr_args);
2412 1 return unselect(e->view);
2413 }
2414
2415 16 static bool cmd_up(EditorState *e, const CommandArgs *a)
2416 {
2417 16 handle_selection_flags(e->view, a);
2418 16 move_up(e->view, 1);
2419 16 return true;
2420 }
2421
2422 3 static bool cmd_view(EditorState *e, const CommandArgs *a)
2423 {
2424 3 Window *window = e->window;
2425 3 BUG_ON(window->views.count == 0);
2426 3 const char *arg = a->args[0];
2427 3 size_t idx;
2428
1/2
✗ Branch 4 → 5 not taken.
✓ Branch 4 → 6 taken 3 times.
3 if (streq(arg, "last")) {
2429 idx = window->views.count - 1;
2430 } else {
2431
4/4
✓ Branch 7 → 8 taken 2 times.
✓ Branch 7 → 9 taken 1 time.
✓ Branch 8 → 9 taken 1 time.
✓ Branch 8 → 10 taken 1 time.
3 if (!str_to_size(arg, &idx) || idx == 0) {
2432 2 return error_msg(&e->err, "Invalid view index: %s", arg);
2433 }
2434 1 idx = MIN(idx, window->views.count) - 1;
2435 }
2436 1 set_view(window->views.ptrs[idx]);
2437 1 return true;
2438 }
2439
2440 4 static bool cmd_wclose(EditorState *e, const CommandArgs *a)
2441 {
2442 4 View *first_uncloseable;
2443 4 size_t n = window_count_uncloseable_views(e->window, &first_uncloseable);
2444 4 bool force = has_flag(a, 'f');
2445
2/2
✓ Branch 4 → 5 taken 2 times.
✓ Branch 4 → 6 taken 2 times.
4 if (n == 0 || force) {
2446 2 goto close;
2447 }
2448
2449 2 bool prompt = has_flag(a, 'p');
2450 2 set_view(first_uncloseable);
2451
2/2
✓ Branch 8 → 9 taken 1 time.
✓ Branch 8 → 10 taken 1 time.
2 if (!prompt) {
2452 1 return error_msg (
2453 &e->err,
2454 "Save modified files or run 'wclose -f' to close "
2455 "window without saving"
2456 );
2457 }
2458
2459
1/2
✓ Branch 10 → 11 taken 1 time.
✗ Branch 10 → 12 not taken.
1 if (unlikely(e->flags & EFLAG_HEADLESS)) {
2460 1 return error_msg(&e->err, "-p flag unavailable in headless mode");
2461 }
2462
2463 const char *plural = (n != 1) ? "s" : "";
2464 char question[128];
2465
2466 xsnprintf (
2467 question, sizeof question,
2468 "Close window without saving %zu modified buffer%s? [y/N]",
2469 n, plural
2470 );
2471
2472 if (dialog_prompt(e, question, "ny") != 'y') {
2473 return false;
2474 }
2475
2476 close:
2477 2 window_close(e->window);
2478 2 return true;
2479 }
2480
2481 1 static bool cmd_wflip(EditorState *e, const CommandArgs *a)
2482 {
2483 1 BUG_ON(a->nr_args);
2484 1 Frame *frame = e->window->frame;
2485
1/2
✗ Branch 4 → 5 not taken.
✓ Branch 4 → 6 taken 1 time.
1 if (!frame->parent) {
2486 return false;
2487 }
2488 frame->parent->vertical ^= 1;
2489 e->screen_update |= UPDATE_ALL_WINDOWS;
2490 return true;
2491 }
2492
2493 1 static bool cmd_wnext(EditorState *e, const CommandArgs *a)
2494 {
2495 1 BUG_ON(a->nr_args);
2496 1 e->window = window_next(e->window);
2497 1 set_view(e->window->view);
2498 1 e->screen_update |= UPDATE_ALL;
2499 1 frame_debug(e->root_frame);
2500 1 return true;
2501 }
2502
2503 1 static bool cmd_word_bwd(EditorState *e, const CommandArgs *a)
2504 {
2505 1 handle_selection_flags(e->view, a);
2506 1 bool skip_non_word = has_flag(a, 's');
2507 1 word_bwd(&e->view->cursor, skip_non_word);
2508 1 view_reset_preferred_x(e->view);
2509 1 return true;
2510 }
2511
2512 4 static bool cmd_word_fwd(EditorState *e, const CommandArgs *a)
2513 {
2514 4 handle_selection_flags(e->view, a);
2515 4 bool skip_non_word = has_flag(a, 's');
2516 4 word_fwd(&e->view->cursor, skip_non_word);
2517 4 view_reset_preferred_x(e->view);
2518 4 return true;
2519 }
2520
2521 1 static bool cmd_wprev(EditorState *e, const CommandArgs *a)
2522 {
2523 1 BUG_ON(a->nr_args);
2524 1 e->window = window_prev(e->window);
2525 1 set_view(e->window->view);
2526 1 e->screen_update |= UPDATE_ALL;
2527 1 frame_debug(e->root_frame);
2528 1 return true;
2529 }
2530
2531 4 static bool cmd_wrap_paragraph(EditorState *e, const CommandArgs *a)
2532 {
2533 4 const char *arg = a->args[0];
2534 4 unsigned int width = e->buffer->options.text_width;
2535
2536
2/2
✓ Branch 2 → 3 taken 3 times.
✓ Branch 2 → 9 taken 1 time.
4 if (arg) {
2537
2/2
✓ Branch 4 → 5 taken 1 time.
✓ Branch 4 → 6 taken 2 times.
3 if (!str_to_uint(arg, &width)) {
2538 1 return error_msg(&e->err, "invalid paragraph width: %s", arg);
2539 }
2540
2541 2 unsigned int max = TEXT_WIDTH_MAX;
2542
3/4
✓ Branch 6 → 7 taken 2 times.
✗ Branch 6 → 8 not taken.
✓ Branch 7 → 8 taken 1 time.
✓ Branch 7 → 9 taken 1 time.
2 if (width < 1 || width > max) {
2543 1 return error_msg(&e->err, "width must be between 1 and %u", max);
2544 }
2545 }
2546
2547 2 wrap_paragraph(e->view, width);
2548 2 return true;
2549 }
2550
2551 2 static bool cmd_wresize(EditorState *e, const CommandArgs *a)
2552 {
2553 2 Window *window = e->window;
2554
2/2
✓ Branch 2 → 3 taken 1 time.
✓ Branch 2 → 19 taken 1 time.
2 if (!window->frame->parent) {
2555 // Only window
2556 return false;
2557 }
2558
2559 1 ResizeDirection dir = RESIZE_DIRECTION_AUTO;
2560
1/3
✗ Branch 4 → 5 not taken.
✗ Branch 4 → 6 not taken.
✓ Branch 4 → 7 taken 1 time.
1 switch (cmdargs_pick_winning_flag(a, "hv")) {
2561 case 'h':
2562 dir = RESIZE_DIRECTION_HORIZONTAL;
2563 break;
2564 case 'v':
2565 dir = RESIZE_DIRECTION_VERTICAL;
2566 break;
2567 }
2568
2569 1 const char *arg = a->args[0];
2570
1/2
✓ Branch 7 → 8 taken 1 time.
✗ Branch 7 → 16 not taken.
1 if (arg) {
2571 1 int n;
2572
1/2
✓ Branch 9 → 10 taken 1 time.
✗ Branch 9 → 12 not taken.
1 if (!str_to_int(arg, &n)) {
2573 1 return error_msg(&e->err, "Invalid resize value: %s", arg);
2574 }
2575 if (arg[0] == '+' || arg[0] == '-') {
2576 frame_add_to_size(window->frame, dir, n);
2577 } else {
2578 frame_resize(window->frame, dir, n);
2579 }
2580 } else {
2581 frame_equalize_sizes(window->frame->parent);
2582 }
2583
2584 e->screen_update |= UPDATE_ALL_WINDOWS;
2585 frame_debug(e->root_frame);
2586 // TODO: return false if resize failed?
2587 return true;
2588 }
2589
2590 3 static bool cmd_wsplit(EditorState *e, const CommandArgs *a)
2591 {
2592 3 bool before = has_flag(a, 'b');
2593
1/4
✗ Branch 4 → 5 not taken.
✓ Branch 4 → 6 taken 3 times.
✗ Branch 5 → 6 not taken.
✗ Branch 5 → 7 not taken.
3 bool use_glob = has_flag(a, 'g') && a->nr_args > 0;
2594 3 bool vertical = has_flag(a, 'h');
2595 3 bool root = has_flag(a, 'r');
2596 3 bool temporary = has_flag(a, 't');
2597
3/4
✓ Branch 10 → 11 taken 1 time.
✓ Branch 10 → 13 taken 2 times.
✗ Branch 12 → 13 not taken.
✓ Branch 12 → 15 taken 1 time.
3 bool empty = temporary || has_flag(a, 'n');
2598
2599
2/2
✓ Branch 13 → 14 taken 1 time.
✓ Branch 13 → 15 taken 1 time.
2 if (unlikely(empty && a->nr_args > 0)) {
2600 1 return error_msg(&e->err, "flags [-n|-t] can't be used with [filename] arguments");
2601 }
2602
2603 2 char **paths = a->args;
2604 2 glob_t globbuf;
2605
1/2
✗ Branch 15 → 16 not taken.
✓ Branch 15 → 19 taken 2 times.
2 if (use_glob) {
2606 if (!xglob(&e->err, a->args, &globbuf)) {
2607 return false;
2608 }
2609 paths = globbuf.gl_pathv;
2610 }
2611
2612 2 Frame *frame;
2613
1/2
✗ Branch 19 → 20 not taken.
✓ Branch 19 → 21 taken 2 times.
2 if (root) {
2614 frame = frame_split_root(e, vertical, before);
2615 } else {
2616 2 frame = frame_split(e->window, vertical, before);
2617 }
2618
2619 2 View *save = e->view;
2620 2 e->window = frame->window;
2621 2 e->view = NULL;
2622 2 e->buffer = NULL;
2623 2 e->screen_update |= UPDATE_ALL;
2624
2625 2 View *view;
2626
2/2
✓ Branch 22 → 23 taken 1 time.
✓ Branch 22 → 25 taken 1 time.
2 if (empty) {
2627 1 view = window_open_new_file(e->window);
2628 1 view->buffer->temporary = temporary;
2629
1/2
✗ Branch 25 → 26 not taken.
✓ Branch 25 → 27 taken 1 time.
1 } else if (paths[0]) {
2630 view = window_open_files(e->window, paths, NULL);
2631 } else {
2632 1 view = window_add_buffer(e->window, save->buffer);
2633 1 view->cursor = save->cursor;
2634 1 set_view(view);
2635 }
2636
2637
1/2
✗ Branch 29 → 30 not taken.
✓ Branch 29 → 31 taken 2 times.
2 if (use_glob) {
2638 globfree(&globbuf);
2639 }
2640
2641
1/2
✗ Branch 31 → 32 not taken.
✓ Branch 31 → 34 taken 2 times.
2 if (!view) {
2642 // Open failed, remove new window
2643 frame_remove(e, e->window->frame);
2644 e->view = save;
2645 e->buffer = save->buffer;
2646 e->window = save->window;
2647 }
2648
2649 2 frame_debug(e->root_frame);
2650 2 return !!view;
2651 }
2652
2653 1 static bool cmd_wswap(EditorState *e, const CommandArgs *a)
2654 {
2655 1 BUG_ON(a->nr_args);
2656 1 Frame *frame = e->window->frame;
2657 1 Frame *parent = frame->parent;
2658
1/2
✓ Branch 4 → 5 taken 1 time.
✗ Branch 4 → 9 not taken.
1 if (!parent) {
2659 return false;
2660 }
2661
2662 1 PointerArray *pframes = &parent->frames;
2663 1 size_t current = ptr_array_xindex(pframes, frame);
2664 1 size_t next = wrapping_increment(current, pframes->count);
2665 1 ptr_array_swap(pframes, current, next);
2666 1 e->screen_update |= UPDATE_ALL_WINDOWS;
2667 1 return true;
2668 }
2669
2670 enum {
2671 // Short aliases for CommandOptions:
2672 NA = 0,
2673 RC = CMDOPT_ALLOW_IN_RC,
2674 NFAA = CMDOPT_NO_FLAGS_AFTER_ARGS,
2675 };
2676
2677 static const Command cmds[] = {
2678 {"alias", "", RC | NFAA, 1, 2, cmd_alias},
2679 {"bind", "T=cnqs", RC | NFAA, 1, 2, cmd_bind},
2680 {"blkdown", "cl", NA, 0, 0, cmd_blkdown},
2681 {"blkup", "cl", NA, 0, 0, cmd_blkup},
2682 {"bof", "cl", NA, 0, 0, cmd_bof},
2683 {"bol", "clrst", NA, 0, 0, cmd_bol},
2684 {"bolsf", "cl", NA, 0, 0, cmd_bolsf},
2685 {"bookmark", "rv", NA, 0, 0, cmd_bookmark},
2686 {"case", "lu", NA, 0, 0, cmd_case},
2687 {"cd", "v", RC, 1, 1, cmd_cd},
2688 {"center-view", "", NA, 0, 0, cmd_center_view},
2689 {"clear", "Ii", NA, 0, 0, cmd_clear},
2690 {"close", "fpqw", NA, 0, 0, cmd_close},
2691 {"command", "", NFAA, 0, 1, cmd_command},
2692 {"compile", "1ABCps", NFAA, 2, -1, cmd_compile},
2693 {"copy", "bikp", NA, 0, 1, cmd_copy},
2694 {"cursor", "", RC, 0, 3, cmd_cursor},
2695 {"cut", "", NA, 0, 0, cmd_cut},
2696 {"def-mode", "Uu", RC, 1, 16, cmd_def_mode},
2697 {"delete", "", NA, 0, 0, cmd_delete},
2698 {"delete-eol", "n", NA, 0, 0, cmd_delete_eol},
2699 {"delete-line", "S", NA, 0, 0, cmd_delete_line},
2700 {"delete-word", "s", NA, 0, 0, cmd_delete_word},
2701 {"down", "cl", NA, 0, 0, cmd_down},
2702 {"eof", "cl", NA, 0, 0, cmd_eof},
2703 {"eol", "cl", NA, 0, 0, cmd_eol},
2704 {"eolsf", "cl", NA, 0, 0, cmd_eolsf},
2705 {"erase", "", NA, 0, 0, cmd_erase},
2706 {"erase-bol", "", NA, 0, 0, cmd_erase_bol},
2707 {"erase-word", "s", NA, 0, 0, cmd_erase_word},
2708 {"errorfmt", "ci", RC, 1, 2 + ERRORFMT_CAPTURE_MAX, cmd_errorfmt},
2709 {"exec", "e=i=lmno=pst", NFAA, 1, -1, cmd_exec},
2710 {"ft", "bcfi", RC | NFAA, 2, -1, cmd_ft},
2711 {"hi", "cq", RC | NFAA, 0, -1, cmd_hi},
2712 {"include", "bq", RC, 1, 1, cmd_include},
2713 {"indent", "r", NA, 0, 1, cmd_indent},
2714 {"insert", "km", NA, 1, 1, cmd_insert},
2715 {"join", "", NA, 0, 1, cmd_join},
2716 {"left", "cl", NA, 0, 0, cmd_left},
2717 {"line", "cl", NA, 1, 1, cmd_line},
2718 {"macro", "", NA, 1, 1, cmd_macro},
2719 {"match-bracket", "cl", NA, 0, 0, cmd_match_bracket},
2720 {"mode", "", RC, 1, 1, cmd_mode},
2721 {"move-tab", "", NA, 1, 1, cmd_move_tab},
2722 {"msg", "ABCnpw", NA, 0, 1, cmd_msg},
2723 {"new-line", "Iaim", NA, 0, 0, cmd_new_line},
2724 {"next", "", NA, 0, 0, cmd_next},
2725 {"open", "e=gt", NA, 0, -1, cmd_open},
2726 {"option", "r", RC | NFAA, 3, -1, cmd_option},
2727 {"paste", "acm", NA, 0, 0, cmd_paste},
2728 {"pgdown", "cl", NA, 0, 0, cmd_pgdown},
2729 {"pgup", "cl", NA, 0, 0, cmd_pgup},
2730 {"play", "k", NA, 0, 0, cmd_play},
2731 {"prev", "", NA, 0, 0, cmd_prev},
2732 {"quit", "CFHSfp", NA, 0, 1, cmd_quit},
2733 {"record", "crs", NA, 0, 0, cmd_record},
2734 {"redo", "", NA, 0, 1, cmd_redo},
2735 {"refresh", "", NA, 0, 0, cmd_refresh},
2736 {"reopen", "", NA, 0, 0, cmd_reopen},
2737 {"repeat", "", NFAA, 2, -1, cmd_repeat},
2738 {"replace", "bcegi", NA, 1, 2, cmd_replace},
2739 {"right", "cl", NA, 0, 0, cmd_right},
2740 {"save", "Bbde=fpu", NA, 0, 1, cmd_save},
2741 {"scroll-down", "M", NA, 0, 0, cmd_scroll_down},
2742 {"scroll-pgdown", "Mchl", NA, 0, 0, cmd_scroll_pgdown},
2743 {"scroll-pgup", "Mchl", NA, 0, 0, cmd_scroll_pgup},
2744 {"scroll-up", "M", NA, 0, 0, cmd_scroll_up},
2745 {"search", "Haceilnprswx", NA, 0, 1, cmd_search},
2746 {"select", "kl", NA, 0, 0, cmd_select},
2747 {"select-block", "", NA, 0, 0, cmd_select_block},
2748 {"set", "glq", RC, 1, -1, cmd_set},
2749 {"setenv", "", RC, 1, 2, cmd_setenv},
2750 {"show", "c", NA, 0, 2, cmd_show},
2751 {"suspend", "", NA, 0, 0, cmd_suspend},
2752 {"tag", "ABCr", NA, 0, -1, cmd_tag},
2753 {"title", "", NA, 1, 1, cmd_title},
2754 {"toggle", "gv", NA, 1, -1, cmd_toggle},
2755 {"undo", "m", NA, 0, 0, cmd_undo},
2756 {"unselect", "", NA, 0, 0, cmd_unselect},
2757 {"up", "cl", NA, 0, 0, cmd_up},
2758 {"view", "", NA, 1, 1, cmd_view},
2759 {"wclose", "fp", NA, 0, 0, cmd_wclose},
2760 {"wflip", "", NA, 0, 0, cmd_wflip},
2761 {"wnext", "", NA, 0, 0, cmd_wnext},
2762 {"word-bwd", "cls", NA, 0, 0, cmd_word_bwd},
2763 {"word-fwd", "cls", NA, 0, 0, cmd_word_fwd},
2764 {"wprev", "", NA, 0, 0, cmd_wprev},
2765 {"wrap-paragraph", "", NA, 0, 1, cmd_wrap_paragraph},
2766 {"wresize", "hv", NA, 0, 1, cmd_wresize},
2767 {"wsplit", "bghnrt", NA, 0, -1, cmd_wsplit},
2768 {"wswap", "", NA, 0, 0, cmd_wswap},
2769 };
2770
2771 269 static bool allow_macro_recording(const Command *cmd, char **args)
2772 {
2773 269 const CommandFunc fn = cmd->cmd;
2774
5/6
✓ Branch 2 → 3 taken 245 times.
✓ Branch 2 → 15 taken 24 times.
✓ Branch 3 → 4 taken 221 times.
✓ Branch 3 → 15 taken 24 times.
✓ Branch 4 → 5 taken 221 times.
✗ Branch 4 → 15 not taken.
269 if (fn == cmd_macro || fn == cmd_command || fn == cmd_mode) {
2775 return false;
2776 }
2777
2778
2/2
✓ Branch 5 → 6 taken 168 times.
✓ Branch 5 → 15 taken 53 times.
221 if (fn == cmd_search) {
2779 168 char **args_copy = copy_string_array(args, string_array_length(args));
2780 168 CommandArgs a = cmdargs_new(args_copy);
2781 168 bool ret = true;
2782
1/2
✓ Branch 8 → 9 taken 168 times.
✗ Branch 8 → 13 not taken.
168 if (do_parse_args(cmd, &a) == ARGERR_NONE) {
2783
4/4
✓ Branch 9 → 10 taken 120 times.
✓ Branch 9 → 13 taken 48 times.
✓ Branch 11 → 12 taken 48 times.
✓ Branch 11 → 13 taken 72 times.
168 if (a.nr_args == 0 && !cmdargs_has_any_flag(&a, "npw")) {
2784 // If command is "search" with no [pattern] argument or
2785 // [-n|-p|-w] flags, the command would put the editor into
2786 // search mode, which shouldn't be recorded.
2787 48 ret = false;
2788 }
2789 }
2790 168 free_string_array(args_copy);
2791 168 return ret;
2792 }
2793
2794 if (fn == cmd_exec) {
2795 // TODO: don't record -o with open/tag/eval/msg
2796 }
2797
2798 return true;
2799 }
2800
2801 24 UNITTEST {
2802 // NOLINTBEGIN(bugprone-assert-side-effect)
2803 24 const char *args[4] = {NULL};
2804 24 char **argp = (char**)args;
2805 24 const Command *cmd = find_normal_command("left");
2806 24 BUG_ON(!cmd);
2807 24 BUG_ON(!allow_macro_recording(cmd, argp));
2808
2809 24 cmd = find_normal_command("exec");
2810 24 BUG_ON(!cmd);
2811 24 BUG_ON(!allow_macro_recording(cmd, argp));
2812
2813 24 cmd = find_normal_command("command");
2814 24 BUG_ON(!cmd);
2815 24 BUG_ON(allow_macro_recording(cmd, argp));
2816
2817 24 cmd = find_normal_command("macro");
2818 24 BUG_ON(!cmd);
2819 24 BUG_ON(allow_macro_recording(cmd, argp));
2820
2821 24 cmd = find_normal_command("search");
2822 24 BUG_ON(!cmd);
2823 24 BUG_ON(allow_macro_recording(cmd, argp));
2824 24 args[0] = "xyz";
2825 24 BUG_ON(!allow_macro_recording(cmd, argp));
2826 24 args[0] = "-n";
2827 24 BUG_ON(!allow_macro_recording(cmd, argp));
2828 24 args[0] = "-p";
2829 24 BUG_ON(!allow_macro_recording(cmd, argp));
2830 24 args[0] = "-w";
2831 24 BUG_ON(!allow_macro_recording(cmd, argp));
2832 24 args[0] = "-Hr";
2833 24 BUG_ON(allow_macro_recording(cmd, argp));
2834 24 args[1] = "str";
2835 24 BUG_ON(!allow_macro_recording(cmd, argp));
2836 // NOLINTEND(bugprone-assert-side-effect)
2837 24 }
2838
2839 5 static void record_command(EditorState *e, const Command *cmd, char **args)
2840 {
2841
1/2
✓ Branch 3 → 4 taken 5 times.
✗ Branch 3 → 5 not taken.
5 if (!allow_macro_recording(cmd, args)) {
2842 return;
2843 }
2844 5 macro_command_hook(&e->macro, cmd->name, args);
2845 }
2846
2847 6908 const Command *find_normal_command(const char *name)
2848 {
2849 6908 return BSEARCH(name, cmds, command_cmp);
2850 }
2851
2852 const CommandSet normal_commands = {
2853 .lookup = find_normal_command,
2854 .macro_record = record_command,
2855 };
2856
2857 122 const char *find_normal_alias(const EditorState *e, const char *name)
2858 {
2859 122 return find_alias(&e->aliases, name);
2860 }
2861
2862 187 bool handle_normal_command(EditorState *e, const char *cmd, bool allow_recording)
2863 {
2864 187 CommandRunner runner = normal_mode_cmdrunner(e);
2865 187 BUG_ON(runner.flags & CMDRUNNER_ALLOW_RECORDING);
2866
2/2
✓ Branch 4 → 5 taken 185 times.
✓ Branch 4 → 6 taken 2 times.
187 runner.flags |= allow_recording ? CMDRUNNER_ALLOW_RECORDING : 0;
2867 187 return handle_command(&runner, cmd);
2868 }
2869
2870 48 bool exec_normal_config(EditorState *e, StringView config)
2871 {
2872 48 CommandRunner runner = normal_mode_cmdrunner(e);
2873 48 return exec_config(&runner, config);
2874 }
2875
2876 106 SystemErrno read_normal_config(EditorState *e, const char *filename, ConfigFlags flags)
2877 {
2878 106 CommandRunner runner = normal_mode_cmdrunner(e);
2879 106 return read_config(&runner, filename, flags);
2880 }
2881
2882 5 void collect_normal_commands(PointerArray *a, StringView prefix)
2883 {
2884 5 COLLECT_STRING_FIELDS(cmds, name, a, prefix);
2885 5 }
2886
2887 24 UNITTEST {
2888 24 CHECK_BSEARCH_ARRAY(cmds, name);
2889
2890 24 if (!DEBUG_ASSERTIONS_ENABLED) {
2891 return;
2892 }
2893
2894
2/2
✓ Branch 25 → 4 taken 2184 times.
✓ Branch 25 → 26 taken 24 times.
2232 for (size_t i = 0, n = ARRAYLEN(cmds); i < n; i++) {
2895 // Check that flags array is null-terminated within bounds
2896 2184 const char *name = cmds[i].name;
2897 2184 const char *flags = cmds[i].flags;
2898 2184 BUG_ON(name[0] == '\0');
2899 2184 BUG_ON(name[ARRAYLEN(cmds[0].name) - 1] != '\0');
2900 2184 BUG_ON(flags[ARRAYLEN(cmds[0].flags) - 1] != '\0');
2901
2902 unsigned char prev_flag = 0;
2903 size_t nr_real_flags = 0;
2904
2905
2/2
✓ Branch 21 → 10 taken 4440 times.
✓ Branch 21 → 22 taken 2184 times.
6624 for (size_t j = 0; flags[j]; j++) {
2906 4440 unsigned char flag = flags[j];
2907
2/2
✓ Branch 10 → 11 taken 144 times.
✓ Branch 10 → 15 taken 4296 times.
4440 if (flag == '=') {
2908
2/4
✓ Branch 11 → 12 taken 144 times.
✗ Branch 11 → 14 not taken.
✓ Branch 12 → 13 taken 144 times.
✗ Branch 12 → 14 not taken.
144 if (j && flags[j - 1] != '=') {
2909 144 continue;
2910 }
2911 BUG("invalid = in cmds[%zu].flags (%s): %s", i, name, flags);
2912 }
2913
2914
1/2
✗ Branch 15 → 16 not taken.
✓ Branch 15 → 17 taken 4296 times.
4296 if (!ascii_isalnum(flag)) {
2915 BUG("invalid command flag: 0x%02hhX", flag);
2916 }
2917
2918
1/2
✗ Branch 17 → 18 not taken.
✓ Branch 17 → 19 taken 4296 times.
4296 if (prev_flag >= flag) { // Using >= here also catches duplicate flags
2919 BUG (
2920 "flags -%c and -%c not in sorted order for cmds[%zu] (%s): %s",
2921 flag, prev_flag, i, name, flags
2922 );
2923 }
2924
2925 4296 nr_real_flags++;
2926 4296 prev_flag = flag;
2927 }
2928
2929 // Check that the number of real flags (not including '=') fits
2930 // in the CommandArgs::flags array and leaves 1 byte for the
2931 // null terminator
2932 2184 CommandArgs a;
2933 2184 BUG_ON(nr_real_flags >= ARRAYLEN(a.flags));
2934 }
2935 }
2936