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1 | // rustfmt-normalize_comments: true |
2 | // rustfmt-wrap_comments: true | |
3 | // Test expressions | |
4 | ||
5 | fn foo() -> bool { | |
6 | let boxed: Box<i32> = box 5; | |
7 | let referenced = &5 ; | |
8 | ||
9 | let very_long_variable_name = ( a + first + simple + test ); | |
10 | let very_long_variable_name = (a + first + simple + test + AAAAAAAAAAAAA + BBBBBBBBBBBBBBBBB + b + c); | |
11 | ||
12 | let is_internalxxxx = self.source_map.span_to_filename(s) == self.source_map.span_to_filename(m.inner); | |
13 | ||
14 | let some_val = aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa * bbbb / (bbbbbb - | |
15 | function_call(x, *very_long_pointer, y)) | |
16 | + 1000 ; | |
17 | ||
18 | some_ridiculously_loooooooooooooooooooooong_function(10000 * 30000000000 + 40000 / 1002200000000 | |
19 | - 50000 * sqrt(-1), | |
20 | trivial_value); | |
21 | (((((((((aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa + a + | |
22 | aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa + aaaaa))))))))) ; | |
23 | ||
24 | { for _ in 0..10 {} } | |
25 | ||
26 | {{{{}}}} | |
27 | ||
28 | if 1 + 2 > 0 { let result = 5; result } else { 4}; | |
29 | ||
30 | if let Some(x) = aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa { | |
31 | // Nothing | |
32 | } | |
33 | ||
34 | if let Some(x) = (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa + aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa) {} | |
35 | ||
36 | if let (some_very_large, | |
37 | tuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuple) = 1 | |
38 | + 2 + 3 { | |
39 | } | |
40 | ||
41 | if let (some_very_large, | |
42 | tuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuple) = 1111 + 2222 {} | |
43 | ||
44 | if let (some_very_large, tuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuple) = 1 | |
45 | + 2 + 3 { | |
46 | } | |
47 | ||
48 | if let ast::ItemKind::Trait(_, unsafety, ref generics, ref type_param_bounds, ref trait_items) = item.node | |
49 | { | |
50 | // nothing | |
51 | } | |
52 | ||
53 | let test = if true { 5 } else { 3 }; | |
54 | ||
55 | if cond() { | |
56 | something(); | |
57 | } else if different_cond() { | |
58 | something_else(); | |
59 | } else { | |
60 | // Check subformatting | |
61 | aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa + aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa | |
62 | } | |
63 | ||
64 | // #2884 | |
65 | let _ = [0; {struct Foo; impl Foo {const fn get(&self) -> usize {5}}; Foo.get()}]; | |
66 | } | |
67 | ||
68 | fn bar() { | |
69 | let range = ( 111111111 + 333333333333333333 + 1111 + 400000000000000000) .. (2222 + 2333333333333333); | |
70 | ||
71 | let another_range = 5..some_func( a , b /* comment */); | |
72 | ||
73 | for _ in 1 ..{ call_forever(); } | |
74 | ||
75 | syntactically_correct(loop { sup( '?'); }, if cond { 0 } else { 1 }); | |
76 | ||
77 | let third = ..10; | |
78 | let infi_range = .. ; | |
79 | let foo = 1..; | |
80 | let bar = 5 ; | |
81 | let nonsense = (10 .. 0)..(0..10); | |
82 | ||
83 | loop{if true {break}} | |
84 | ||
85 | let x = (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa && | |
86 | aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa, | |
87 | a); | |
88 | } | |
89 | ||
90 | fn baz() { | |
91 | unsafe /* {}{}{}{{{{}} */ { | |
92 | let foo = 1u32; | |
93 | } | |
94 | ||
95 | unsafe /* very looooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooong comment */ {} | |
96 | ||
97 | unsafe // So this is a very long comment. | |
98 | // Multi-line, too. | |
99 | // Will it still format correctly? | |
100 | { | |
101 | } | |
102 | ||
103 | unsafe { | |
104 | // Regular unsafe block | |
105 | } | |
106 | ||
107 | unsafe { | |
108 | foo() | |
109 | } | |
110 | ||
111 | unsafe { | |
112 | foo(); | |
113 | } | |
114 | ||
115 | // #2289 | |
116 | let identifier_0 = unsafe { this_is_58_chars_long_and_line_is_93_chars_long_xxxxxxxxxx }; | |
117 | let identifier_1 = unsafe { this_is_59_chars_long_and_line_is_94_chars_long_xxxxxxxxxxx }; | |
118 | let identifier_2 = unsafe { this_is_65_chars_long_and_line_is_100_chars_long_xxxxxxxxxxxxxxxx }; | |
119 | let identifier_3 = unsafe { this_is_66_chars_long_and_line_is_101_chars_long_xxxxxxxxxxxxxxxxx }; | |
120 | } | |
121 | ||
122 | // Test some empty blocks. | |
123 | fn qux() { | |
124 | {} | |
125 | // FIXME this one could be done better. | |
126 | { /* a block with a comment */ } | |
127 | { | |
128 | ||
129 | } | |
130 | { | |
131 | // A block with a comment. | |
132 | } | |
133 | } | |
134 | ||
135 | fn issue227() { | |
136 | { | |
137 | let handler = box DocumentProgressHandler::new(addr, DocumentProgressTask::DOMContentLoaded); | |
138 | } | |
139 | } | |
140 | ||
141 | fn issue184(source: &str) { | |
142 | for c in source.chars() { | |
143 | if index < 'a' { | |
144 | continue; | |
145 | } | |
146 | } | |
147 | } | |
148 | ||
149 | fn arrays() { | |
150 | let x = [0, | |
151 | 1, | |
152 | 2, | |
153 | 3, | |
154 | 4, | |
155 | 5, | |
156 | 6, | |
157 | 7, | |
158 | 8, | |
159 | 9, | |
160 | 0, | |
161 | 1, | |
162 | 2, | |
163 | 3, | |
164 | 4, | |
165 | 5, | |
166 | 6, | |
167 | 7, | |
168 | 8, | |
169 | 9, | |
170 | 0, | |
171 | 7, | |
172 | 8, | |
173 | 9, | |
174 | 0, | |
175 | 1, | |
176 | 2, | |
177 | 3, | |
178 | 4, | |
179 | 5, | |
180 | 6, | |
181 | 7, | |
182 | 8, | |
183 | 9, | |
184 | 0]; | |
185 | ||
186 | let y = [/* comment */ 1, 2 /* post comment */, 3]; | |
187 | ||
188 | let xy = [ strukt { test123: value_one_two_three_four, turbo: coolio(), } , /* comment */ 1 ]; | |
189 | ||
190 | let a =WeightedChoice::new(&mut [Weighted { | |
191 | weightweight: x, | |
192 | item: 0, | |
193 | }, | |
194 | Weighted { | |
195 | weightweight: 1, | |
196 | item: 1, | |
197 | }, | |
198 | Weighted { | |
199 | weightweight: x, | |
200 | item: 2, | |
201 | }, | |
202 | Weighted { | |
203 | weightweight: 1, | |
204 | item: 3, | |
205 | }]); | |
206 | ||
207 | let z = [xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx, yyyyyyyyyyyyyyyyyyyyyyyyyyy, zzzzzzzzzzzzzzzzzz, q]; | |
208 | ||
209 | [ 1 + 3, 4 , 5, 6, 7, 7, fncall::<Vec<_>>(3-1)] | |
210 | } | |
211 | ||
212 | fn returns() { | |
213 | aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa && return; | |
214 | ||
215 | return aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa + aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa; | |
216 | } | |
217 | ||
218 | fn addrof() { | |
219 | & mut(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa+bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb); | |
220 | & (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa+bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb); | |
221 | ||
222 | // raw reference operator | |
223 | & raw const a; | |
224 | & raw mut b; | |
225 | } | |
226 | ||
227 | fn casts() { | |
228 | fn unpack(packed: u32) -> [u16; 2] { | |
229 | [ | |
230 | (packed >> 16) as u16, | |
231 | (packed >> 0) as u16, | |
232 | ] | |
233 | } | |
234 | ||
235 | let some_trait_xxx = xxxxxxxxxxx + xxxxxxxxxxxxx | |
236 | as SomeTraitXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX; | |
237 | let slightly_longer_trait = yyyyyyyyy + yyyyyyyyyyy as SomeTraitYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYY; | |
238 | } | |
239 | ||
240 | fn indices() { | |
241 | let x = (aaaaaaaaaaaaaaaaaaaaaaaaaaaa+bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb+cccccccccccccccc) [ x + y + z ]; | |
242 | let y = (aaaaaaaaaaaaaaaaaaaaaaaaaaaa + bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb + cccccccccccccccc)[ xxxxx + yyyyy + zzzzz ]; | |
243 | let z = xxxxxxxxxx.x().y().zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz()[aaaaa]; | |
244 | let z = xxxxxxxxxx.x().y().zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz()[aaaaa]; | |
245 | } | |
246 | ||
247 | fn repeats() { | |
248 | let x = [aaaaaaaaaaaaaaaaaaaaaaaaaaaa+bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb+cccccccccccccccc; x + y + z ]; | |
249 | let y = [aaaaaaaaaaaaaaaaaaaaaaaaaaaa + bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb + cccccccccccccccc; xxxxx + yyyyy + zzzzz ]; | |
250 | } | |
251 | ||
252 | fn blocks() { | |
253 | if 1 + 1 == 2 { | |
254 | println!("yay arithmetix!"); | |
255 | }; | |
256 | } | |
257 | ||
258 | fn issue767() { | |
259 | if false { | |
260 | if false { | |
261 | } else { | |
262 | // A let binding here seems necessary to trigger it. | |
263 | let _ = (); | |
264 | } | |
265 | } else if let false = false { | |
266 | } | |
267 | } | |
268 | ||
269 | fn ranges() { | |
270 | let x = aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa .. bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb; | |
271 | let y = aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa ..= bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb; | |
272 | let z = ..= x ; | |
273 | ||
274 | // #1766 | |
275 | let x = [0. ..10.0]; | |
276 | let x = [0. ..=10.0]; | |
277 | ||
278 | a ..= b | |
279 | ||
280 | // the expr below won't compile because inclusive ranges need a defined end | |
281 | // let a = 0 ..= ; | |
282 | } | |
283 | ||
284 | fn if_else() { | |
285 | let exact = diff / | |
286 | (if size == 0 { | |
287 | 1 | |
288 | } else { | |
289 | size | |
290 | }); | |
291 | ||
292 | let cx = tp1.x + | |
293 | any * radius * | |
294 | if anticlockwise { | |
295 | 1.0 | |
296 | } else { | |
297 | -1.0 | |
298 | }; | |
299 | } | |
300 | ||
301 | fn complex_if_else() { | |
302 | if let Some(x) = xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx { | |
303 | } else if let Some(x) = xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx { | |
304 | ha(); | |
305 | } else if xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx + xxxxxxxx { | |
306 | yo(); | |
307 | } else if let Some(x) = xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx { | |
308 | ha(); | |
309 | } else if xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx + xxxxxxxxx { | |
310 | yo(); | |
311 | } | |
312 | } | |
313 | ||
314 | fn issue1106() { | |
315 | { | |
316 | if let hir::ItemEnum(ref enum_def, ref generics) = self.ast_map.expect_item(enum_node_id).node { | |
317 | } | |
318 | } | |
319 | ||
320 | for entry in | |
321 | WalkDir::new(path) | |
322 | .into_iter() | |
323 | .filter_entry(|entry| exclusions.filter_entry(entry)) { | |
324 | } | |
325 | } | |
326 | ||
327 | fn issue1570() { | |
328 | a_very_long_function_name({some_func(1, {1})}) | |
329 | } | |
330 | ||
331 | fn issue1714() { | |
332 | v = &mut {v}[mid..]; | |
333 | let (left, right) = {v}.split_at_mut(mid); | |
334 | } | |
335 | ||
336 | // Multi-lined index should be put on the next line if it fits in one line. | |
337 | fn issue1749() { | |
338 | { | |
339 | { | |
340 | { | |
341 | if self.shape[(r as f32 + self.x_offset) as usize][(c as f32 + self.y_offset) as usize] != 0 { | |
342 | // hello | |
343 | } | |
344 | } | |
345 | } | |
346 | } | |
347 | } | |
348 | ||
349 | // #1172 | |
350 | fn newlines_between_list_like_expr() { | |
351 | foo( | |
352 | xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx, | |
353 | ||
354 | yyyyyyyyyyyyyyyyyyyyyyyyyyyyyy, | |
355 | ||
356 | zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz, | |
357 | ); | |
358 | ||
359 | vec![ | |
360 | xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx, | |
361 | ||
362 | yyyyyyyyyyyyyyyyyyyyyyyyyyyyyy, | |
363 | ||
364 | zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz, | |
365 | ]; | |
366 | ||
367 | match x { | |
368 | xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx | | |
369 | ||
370 | yyyyyyyyyyyyyyyyyyyyyyyyyyyyyy | | |
371 | ||
372 | zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz => foo(a, b, c), | |
373 | _ => bar(), | |
374 | }; | |
375 | } | |
376 | ||
377 | fn issue2178() { | |
378 | Ok(result.iter().map(|item| ls_util::rls_to_location(item)).collect()) | |
379 | } | |
380 | ||
381 | // #2493 | |
382 | impl Foo { | |
383 | fn bar(&self) { | |
384 | { | |
385 | let x = match () { | |
386 | () => { | |
387 | let i; | |
388 | i == self.install_config.storage.experimental_compressed_block_size as usize | |
389 | } | |
390 | }; | |
391 | } | |
392 | } | |
393 | } | |
394 | ||
395 | fn dots() { | |
396 | .. .. ..; // (.. (.. (..))) | |
397 | ..= ..= ..; | |
398 | (..) .. ..; // ((..) .. (..)) | |
399 | } | |
400 | ||
401 | // #2676 | |
402 | // A function call with a large single argument. | |
403 | fn foo() { | |
404 | let my_var = | |
405 | Mutex::new(RpcClientType::connect(server_iddd).chain_err(|| "Unable to create RPC client")?); | |
406 | } | |
407 | ||
408 | // #2704 | |
409 | // Method call with prefix and suffix. | |
410 | fn issue2704() { | |
411 | // We should not combine the callee with a multi-lined method call. | |
412 | let requires = requires.set(&requires0 | |
413 | .concat(&requires1) | |
414 | .concat(&requires2) | |
415 | .distinct_total()); | |
416 | let requires = requires.set(box requires0 | |
417 | .concat(&requires1) | |
418 | .concat(&requires2) | |
419 | .distinct_total()); | |
420 | let requires = requires.set(requires0 | |
421 | .concat(&requires1) | |
422 | .concat(&requires2) | |
423 | .distinct_total() as u32); | |
424 | let requires = requires.set(requires0 | |
425 | .concat(&requires1) | |
426 | .concat(&requires2) | |
427 | .distinct_total()?); | |
428 | let requires = requires.set(!requires0 | |
429 | .concat(&requires1) | |
430 | .concat(&requires2) | |
431 | .distinct_total()); | |
432 | // We should combine a small callee with an argument. | |
433 | bar(vec![22] | |
434 | .into_iter() | |
435 | .map(|x| x * 2) | |
436 | .filter(|_| true) | |
437 | .collect()); | |
438 | // But we should not combine a long callee with an argument. | |
439 | barrrr(vec![22] | |
440 | .into_iter() | |
441 | .map(|x| x * 2) | |
442 | .filter(|_| true) | |
443 | .collect()); | |
444 | } | |
445 | ||
446 | // #2782 | |
447 | fn issue2782() { | |
448 | {let f={let f={{match f{F(f,_)=>{{loop{let f={match f{F(f,_)=>{{match f{F(f,_)=>{{loop{let f={let f={match f{'-'=>F(f,()),}};};}}}}}}}};}}}}}};};} | |
449 | } | |
450 | ||
451 | fn issue_2802() { | |
452 | function_to_fill_this_line(some_arg, some_arg, some_arg) | |
453 | * a_very_specific_length(specific_length_arg) * very_specific_length(Foo { | |
454 | a: some_much_much_longer_value, | |
455 | }) * some_value | |
456 | } | |
457 | ||
458 | fn issue_3003() { | |
459 | let mut path: PathBuf = [ | |
460 | env!("CARGO_MANIFEST_DIR"), | |
461 | "tests", | |
462 | "support", | |
463 | "dejavu-fonts-ttf-2.37", | |
464 | "ttf", | |
465 | ] | |
466 | .iter() | |
467 | .collect(); | |
468 | } | |
469 | ||
470 | fn issue3226() { | |
471 | { | |
472 | { | |
473 | { | |
474 | return Err(ErrorKind::ManagementInterfaceError("Server exited unexpectedly").into()) | |
475 | } | |
476 | } | |
477 | } | |
478 | { | |
479 | { | |
480 | { | |
481 | break Err(ErrorKind::ManagementInterfaceError("Server exited unexpectedlyy").into()) | |
482 | } | |
483 | } | |
484 | } | |
485 | } | |
486 | ||
487 | // #3457 | |
488 | fn issue3457() { | |
489 | { | |
490 | { | |
491 | { | |
492 | { | |
493 | { | |
494 | { | |
495 | { | |
496 | { | |
497 | { | |
498 | { | |
499 | { | |
500 | { | |
501 | { | |
502 | { | |
503 | { | |
504 | { | |
505 | { | |
506 | { | |
507 | { | |
508 | { | |
509 | { | |
510 | { | |
511 | { | |
512 | { | |
513 | println!("Test"); | |
514 | } | |
515 | } | |
516 | } | |
517 | } | |
518 | } | |
519 | } | |
520 | } | |
521 | } | |
522 | } | |
523 | } | |
524 | } | |
525 | } | |
526 | } | |
527 | } | |
528 | } | |
529 | } | |
530 | } | |
531 | } | |
532 | } | |
533 | } | |
534 | } | |
535 | } | |
536 | } | |
537 | } | |
538 | } | |
539 | ||
540 | // #3498 | |
541 | static REPRO: &[usize] = &[#[cfg(feature = "zero")] | |
542 | 0]; | |
543 | ||
544 | fn overflow_with_attr() { | |
545 | foo(#[cfg(feature = "zero")] | |
546 | 0); | |
547 | foobar(#[cfg(feature = "zero")] | |
548 | 0); | |
549 | foobar(x, y, #[cfg(feature = "zero")] | |
550 | {}); | |
551 | } | |
552 | ||
553 | ||
554 | // https://github.com/rust-lang/rustfmt/issues/3765 | |
555 | fn foo() { | |
556 | async { | |
557 | // Do | |
558 | // some | |
559 | // work | |
560 | } | |
561 | .await; | |
562 | ||
563 | async { | |
564 | // Do | |
565 | // some | |
566 | // work | |
567 | } | |
568 | .await; | |
569 | } | |
570 | ||
571 | fn underscore() { | |
572 | _= 1; | |
573 | _; | |
574 | [ _,a,_ ] = [1, 2, 3]; | |
575 | (a, _) = (8, 9); | |
576 | TupleStruct( _, a) = TupleStruct(2, 2); | |
577 | ||
578 | let _ : usize = foo(_, _); | |
579 | } |