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-rw-r--r--crates/assists/src/handlers/convert_integer_literal.rs574
1 files changed, 570 insertions, 4 deletions
diff --git a/crates/assists/src/handlers/convert_integer_literal.rs b/crates/assists/src/handlers/convert_integer_literal.rs
index 889f5d030..ea35e833a 100644
--- a/crates/assists/src/handlers/convert_integer_literal.rs
+++ b/crates/assists/src/handlers/convert_integer_literal.rs
@@ -86,10 +86,7 @@ impl IntegerLiteralBase {
86 }; 86 };
87 87
88 // Checks that all characters after the base prefix are all valid digits for that base. 88 // Checks that all characters after the base prefix are all valid digits for that base.
89 if literal_text[base.prefix_len()..] 89 if literal_text[base.prefix_len()..].chars().all(|c| c.is_digit(base.base())) {
90 .chars()
91 .all(|c| c.is_digit(base.base()))
92 {
93 Some(base) 90 Some(base)
94 } else { 91 } else {
95 None 92 None
@@ -133,3 +130,572 @@ impl IntegerLiteralBase {
133 ] 130 ]
134 } 131 }
135} 132}
133
134#[cfg(test)]
135mod tests {
136
137 use super::*;
138 use crate::tests::{check_assist_by_label, check_assist_target};
139
140 #[test]
141 fn binary_target() {
142 check_assist_target(convert_integer_literal, "const _: i32 = 0b1010<|>;", "0b1010");
143 }
144
145 #[test]
146 fn octal_target() {
147 check_assist_target(convert_integer_literal, "const _: i32 = 0o12<|>;", "0o12");
148 }
149
150 #[test]
151 fn decimal_target() {
152 check_assist_target(convert_integer_literal, "const _: i32 = 10<|>;", "10");
153 }
154
155 #[test]
156 fn hexadecimal_target() {
157 check_assist_target(convert_integer_literal, "const _: i32 = 0xA<|>;", "0xA");
158 }
159
160 #[test]
161 fn binary_target_with_underscores() {
162 check_assist_target(convert_integer_literal, "const _: i32 = 0b10_10<|>;", "0b10_10");
163 }
164
165 #[test]
166 fn octal_target_with_underscores() {
167 check_assist_target(convert_integer_literal, "const _: i32 = 0o1_2<|>;", "0o1_2");
168 }
169
170 #[test]
171 fn decimal_target_with_underscores() {
172 check_assist_target(convert_integer_literal, "const _: i32 = 1_0<|>;", "1_0");
173 }
174
175 #[test]
176 fn hexadecimal_target_with_underscores() {
177 check_assist_target(convert_integer_literal, "const _: i32 = 0x_A<|>;", "0x_A");
178 }
179
180 #[test]
181 fn convert_decimal_integer() {
182 let before = "const _: i32 = 1000<|>;";
183
184 check_assist_by_label(
185 convert_integer_literal,
186 before,
187 "const _: i32 = 0b1111101000;",
188 "Convert 1000 to 0b1111101000",
189 );
190
191 check_assist_by_label(
192 convert_integer_literal,
193 before,
194 "const _: i32 = 0o1750;",
195 "Convert 1000 to 0o1750",
196 );
197
198 check_assist_by_label(
199 convert_integer_literal,
200 before,
201 "const _: i32 = 0x3E8;",
202 "Convert 1000 to 0x3E8",
203 );
204 }
205
206 // Decimal numbers under 3 digits have a special case where they return early because we can't fit a
207 // other base's prefix, so we have a separate test for that.
208 #[test]
209 fn convert_small_decimal_integer() {
210 let before = "const _: i32 = 10<|>;";
211
212 check_assist_by_label(
213 convert_integer_literal,
214 before,
215 "const _: i32 = 0b1010;",
216 "Convert 10 to 0b1010",
217 );
218
219 check_assist_by_label(
220 convert_integer_literal,
221 before,
222 "const _: i32 = 0o12;",
223 "Convert 10 to 0o12",
224 );
225
226 check_assist_by_label(
227 convert_integer_literal,
228 before,
229 "const _: i32 = 0xA;",
230 "Convert 10 to 0xA",
231 );
232 }
233
234 #[test]
235 fn convert_hexadecimal_integer() {
236 let before = "const _: i32 = 0xFF<|>;";
237
238 check_assist_by_label(
239 convert_integer_literal,
240 before,
241 "const _: i32 = 0b11111111;",
242 "Convert 0xFF to 0b11111111",
243 );
244
245 check_assist_by_label(
246 convert_integer_literal,
247 before,
248 "const _: i32 = 0o377;",
249 "Convert 0xFF to 0o377",
250 );
251
252 check_assist_by_label(
253 convert_integer_literal,
254 before,
255 "const _: i32 = 255;",
256 "Convert 0xFF to 255",
257 );
258 }
259
260 #[test]
261 fn convert_binary_integer() {
262 let before = "const _: i32 = 0b11111111<|>;";
263
264 check_assist_by_label(
265 convert_integer_literal,
266 before,
267 "const _: i32 = 0o377;",
268 "Convert 0b11111111 to 0o377",
269 );
270
271 check_assist_by_label(
272 convert_integer_literal,
273 before,
274 "const _: i32 = 255;",
275 "Convert 0b11111111 to 255",
276 );
277
278 check_assist_by_label(
279 convert_integer_literal,
280 before,
281 "const _: i32 = 0xFF;",
282 "Convert 0b11111111 to 0xFF",
283 );
284 }
285
286 #[test]
287 fn convert_octal_integer() {
288 let before = "const _: i32 = 0o377<|>;";
289
290 check_assist_by_label(
291 convert_integer_literal,
292 before,
293 "const _: i32 = 0b11111111;",
294 "Convert 0o377 to 0b11111111",
295 );
296
297 check_assist_by_label(
298 convert_integer_literal,
299 before,
300 "const _: i32 = 255;",
301 "Convert 0o377 to 255",
302 );
303
304 check_assist_by_label(
305 convert_integer_literal,
306 before,
307 "const _: i32 = 0xFF;",
308 "Convert 0o377 to 0xFF",
309 );
310 }
311
312 #[test]
313 fn convert_decimal_integer_with_underscores() {
314 let before = "const _: i32 = 1_00_0<|>;";
315
316 check_assist_by_label(
317 convert_integer_literal,
318 before,
319 "const _: i32 = 0b1111101000;",
320 "Convert 1000 to 0b1111101000",
321 );
322
323 check_assist_by_label(
324 convert_integer_literal,
325 before,
326 "const _: i32 = 0o1750;",
327 "Convert 1000 to 0o1750",
328 );
329
330 check_assist_by_label(
331 convert_integer_literal,
332 before,
333 "const _: i32 = 0x3E8;",
334 "Convert 1000 to 0x3E8",
335 );
336 }
337
338 #[test]
339 fn convert_small_decimal_integer_with_underscores() {
340 let before = "const _: i32 = 1_0<|>;";
341
342 check_assist_by_label(
343 convert_integer_literal,
344 before,
345 "const _: i32 = 0b1010;",
346 "Convert 10 to 0b1010",
347 );
348
349 check_assist_by_label(
350 convert_integer_literal,
351 before,
352 "const _: i32 = 0o12;",
353 "Convert 10 to 0o12",
354 );
355
356 check_assist_by_label(
357 convert_integer_literal,
358 before,
359 "const _: i32 = 0xA;",
360 "Convert 10 to 0xA",
361 );
362 }
363
364 #[test]
365 fn convert_hexadecimal_integer_with_underscores() {
366 let before = "const _: i32 = 0x_F_F<|>;";
367
368 check_assist_by_label(
369 convert_integer_literal,
370 before,
371 "const _: i32 = 0b11111111;",
372 "Convert 0xFF to 0b11111111",
373 );
374
375 check_assist_by_label(
376 convert_integer_literal,
377 before,
378 "const _: i32 = 0o377;",
379 "Convert 0xFF to 0o377",
380 );
381
382 check_assist_by_label(
383 convert_integer_literal,
384 before,
385 "const _: i32 = 255;",
386 "Convert 0xFF to 255",
387 );
388 }
389
390 #[test]
391 fn convert_binary_integer_with_underscores() {
392 let before = "const _: i32 = 0b1111_1111<|>;";
393
394 check_assist_by_label(
395 convert_integer_literal,
396 before,
397 "const _: i32 = 0o377;",
398 "Convert 0b11111111 to 0o377",
399 );
400
401 check_assist_by_label(
402 convert_integer_literal,
403 before,
404 "const _: i32 = 255;",
405 "Convert 0b11111111 to 255",
406 );
407
408 check_assist_by_label(
409 convert_integer_literal,
410 before,
411 "const _: i32 = 0xFF;",
412 "Convert 0b11111111 to 0xFF",
413 );
414 }
415
416 #[test]
417 fn convert_octal_integer_with_underscores() {
418 let before = "const _: i32 = 0o3_77<|>;";
419
420 check_assist_by_label(
421 convert_integer_literal,
422 before,
423 "const _: i32 = 0b11111111;",
424 "Convert 0o377 to 0b11111111",
425 );
426
427 check_assist_by_label(
428 convert_integer_literal,
429 before,
430 "const _: i32 = 255;",
431 "Convert 0o377 to 255",
432 );
433
434 check_assist_by_label(
435 convert_integer_literal,
436 before,
437 "const _: i32 = 0xFF;",
438 "Convert 0o377 to 0xFF",
439 );
440 }
441
442 #[test]
443 fn convert_decimal_integer_with_suffix() {
444 let before = "const _: i32 = 1000i32<|>;";
445
446 check_assist_by_label(
447 convert_integer_literal,
448 before,
449 "const _: i32 = 0b1111101000i32;",
450 "Convert 1000 (i32) to 0b1111101000",
451 );
452
453 check_assist_by_label(
454 convert_integer_literal,
455 before,
456 "const _: i32 = 0o1750i32;",
457 "Convert 1000 (i32) to 0o1750",
458 );
459
460 check_assist_by_label(
461 convert_integer_literal,
462 before,
463 "const _: i32 = 0x3E8i32;",
464 "Convert 1000 (i32) to 0x3E8",
465 );
466 }
467
468 #[test]
469 fn convert_small_decimal_integer_with_suffix() {
470 let before = "const _: i32 = 10i32<|>;";
471
472 check_assist_by_label(
473 convert_integer_literal,
474 before,
475 "const _: i32 = 0b1010i32;",
476 "Convert 10 (i32) to 0b1010",
477 );
478
479 check_assist_by_label(
480 convert_integer_literal,
481 before,
482 "const _: i32 = 0o12i32;",
483 "Convert 10 (i32) to 0o12",
484 );
485
486 check_assist_by_label(
487 convert_integer_literal,
488 before,
489 "const _: i32 = 0xAi32;",
490 "Convert 10 (i32) to 0xA",
491 );
492 }
493
494 #[test]
495 fn convert_hexadecimal_integer_with_suffix() {
496 let before = "const _: i32 = 0xFFi32<|>;";
497
498 check_assist_by_label(
499 convert_integer_literal,
500 before,
501 "const _: i32 = 0b11111111i32;",
502 "Convert 0xFF (i32) to 0b11111111",
503 );
504
505 check_assist_by_label(
506 convert_integer_literal,
507 before,
508 "const _: i32 = 0o377i32;",
509 "Convert 0xFF (i32) to 0o377",
510 );
511
512 check_assist_by_label(
513 convert_integer_literal,
514 before,
515 "const _: i32 = 255i32;",
516 "Convert 0xFF (i32) to 255",
517 );
518 }
519
520 #[test]
521 fn convert_binary_integer_with_suffix() {
522 let before = "const _: i32 = 0b11111111i32<|>;";
523
524 check_assist_by_label(
525 convert_integer_literal,
526 before,
527 "const _: i32 = 0o377i32;",
528 "Convert 0b11111111 (i32) to 0o377",
529 );
530
531 check_assist_by_label(
532 convert_integer_literal,
533 before,
534 "const _: i32 = 255i32;",
535 "Convert 0b11111111 (i32) to 255",
536 );
537
538 check_assist_by_label(
539 convert_integer_literal,
540 before,
541 "const _: i32 = 0xFFi32;",
542 "Convert 0b11111111 (i32) to 0xFF",
543 );
544 }
545
546 #[test]
547 fn convert_octal_integer_with_suffix() {
548 let before = "const _: i32 = 0o377i32<|>;";
549
550 check_assist_by_label(
551 convert_integer_literal,
552 before,
553 "const _: i32 = 0b11111111i32;",
554 "Convert 0o377 (i32) to 0b11111111",
555 );
556
557 check_assist_by_label(
558 convert_integer_literal,
559 before,
560 "const _: i32 = 255i32;",
561 "Convert 0o377 (i32) to 255",
562 );
563
564 check_assist_by_label(
565 convert_integer_literal,
566 before,
567 "const _: i32 = 0xFFi32;",
568 "Convert 0o377 (i32) to 0xFF",
569 );
570 }
571
572 #[test]
573 fn convert_decimal_integer_with_underscores_and_suffix() {
574 let before = "const _: i32 = 1_00_0i32<|>;";
575
576 check_assist_by_label(
577 convert_integer_literal,
578 before,
579 "const _: i32 = 0b1111101000i32;",
580 "Convert 1000 (i32) to 0b1111101000",
581 );
582
583 check_assist_by_label(
584 convert_integer_literal,
585 before,
586 "const _: i32 = 0o1750i32;",
587 "Convert 1000 (i32) to 0o1750",
588 );
589
590 check_assist_by_label(
591 convert_integer_literal,
592 before,
593 "const _: i32 = 0x3E8i32;",
594 "Convert 1000 (i32) to 0x3E8",
595 );
596 }
597
598 #[test]
599 fn convert_small_decimal_integer_with_underscores_and_suffix() {
600 let before = "const _: i32 = 1_0i32<|>;";
601
602 check_assist_by_label(
603 convert_integer_literal,
604 before,
605 "const _: i32 = 0b1010i32;",
606 "Convert 10 (i32) to 0b1010",
607 );
608
609 check_assist_by_label(
610 convert_integer_literal,
611 before,
612 "const _: i32 = 0o12i32;",
613 "Convert 10 (i32) to 0o12",
614 );
615
616 check_assist_by_label(
617 convert_integer_literal,
618 before,
619 "const _: i32 = 0xAi32;",
620 "Convert 10 (i32) to 0xA",
621 );
622 }
623
624 #[test]
625 fn convert_hexadecimal_integer_with_underscores_and_suffix() {
626 let before = "const _: i32 = 0x_F_Fi32<|>;";
627
628 check_assist_by_label(
629 convert_integer_literal,
630 before,
631 "const _: i32 = 0b11111111i32;",
632 "Convert 0xFF (i32) to 0b11111111",
633 );
634
635 check_assist_by_label(
636 convert_integer_literal,
637 before,
638 "const _: i32 = 0o377i32;",
639 "Convert 0xFF (i32) to 0o377",
640 );
641
642 check_assist_by_label(
643 convert_integer_literal,
644 before,
645 "const _: i32 = 255i32;",
646 "Convert 0xFF (i32) to 255",
647 );
648 }
649
650 #[test]
651 fn convert_binary_integer_with_underscores_and_suffix() {
652 let before = "const _: i32 = 0b1111_1111i32<|>;";
653
654 check_assist_by_label(
655 convert_integer_literal,
656 before,
657 "const _: i32 = 0o377i32;",
658 "Convert 0b11111111 (i32) to 0o377",
659 );
660
661 check_assist_by_label(
662 convert_integer_literal,
663 before,
664 "const _: i32 = 255i32;",
665 "Convert 0b11111111 (i32) to 255",
666 );
667
668 check_assist_by_label(
669 convert_integer_literal,
670 before,
671 "const _: i32 = 0xFFi32;",
672 "Convert 0b11111111 (i32) to 0xFF",
673 );
674 }
675
676 #[test]
677 fn convert_octal_integer_with_underscores_and_suffix() {
678 let before = "const _: i32 = 0o3_77i32<|>;";
679
680 check_assist_by_label(
681 convert_integer_literal,
682 before,
683 "const _: i32 = 0b11111111i32;",
684 "Convert 0o377 (i32) to 0b11111111",
685 );
686
687 check_assist_by_label(
688 convert_integer_literal,
689 before,
690 "const _: i32 = 255i32;",
691 "Convert 0o377 (i32) to 255",
692 );
693
694 check_assist_by_label(
695 convert_integer_literal,
696 before,
697 "const _: i32 = 0xFFi32;",
698 "Convert 0o377 (i32) to 0xFF",
699 );
700 }
701}