diff options
Diffstat (limited to 'crates/hir_ty/src/tests/patterns.rs')
-rw-r--r-- | crates/hir_ty/src/tests/patterns.rs | 104 |
1 files changed, 45 insertions, 59 deletions
diff --git a/crates/hir_ty/src/tests/patterns.rs b/crates/hir_ty/src/tests/patterns.rs index cd08b5c7a..aa513c56d 100644 --- a/crates/hir_ty/src/tests/patterns.rs +++ b/crates/hir_ty/src/tests/patterns.rs | |||
@@ -1,6 +1,6 @@ | |||
1 | use expect_test::expect; | 1 | use expect_test::expect; |
2 | 2 | ||
3 | use super::{check_infer, check_infer_with_mismatches, check_types}; | 3 | use super::{check_infer, check_infer_with_mismatches, check_mismatches, check_types}; |
4 | 4 | ||
5 | #[test] | 5 | #[test] |
6 | fn infer_pattern() { | 6 | fn infer_pattern() { |
@@ -20,6 +20,8 @@ fn infer_pattern() { | |||
20 | let h = val; | 20 | let h = val; |
21 | } | 21 | } |
22 | 22 | ||
23 | if let x @ true = &true {} | ||
24 | |||
23 | let lambda = |a: u64, b, c: i32| { a + b; c }; | 25 | let lambda = |a: u64, b, c: i32| { a + b; c }; |
24 | 26 | ||
25 | let ref ref_to_x = x; | 27 | let ref ref_to_x = x; |
@@ -30,7 +32,7 @@ fn infer_pattern() { | |||
30 | "#, | 32 | "#, |
31 | expect![[r#" | 33 | expect![[r#" |
32 | 8..9 'x': &i32 | 34 | 8..9 'x': &i32 |
33 | 17..368 '{ ...o_x; }': () | 35 | 17..400 '{ ...o_x; }': () |
34 | 27..28 'y': &i32 | 36 | 27..28 'y': &i32 |
35 | 31..32 'x': &i32 | 37 | 31..32 'x': &i32 |
36 | 42..44 '&z': &i32 | 38 | 42..44 '&z': &i32 |
@@ -59,24 +61,31 @@ fn infer_pattern() { | |||
59 | 176..204 '{ ... }': () | 61 | 176..204 '{ ... }': () |
60 | 190..191 'h': {unknown} | 62 | 190..191 'h': {unknown} |
61 | 194..197 'val': {unknown} | 63 | 194..197 'val': {unknown} |
62 | 214..220 'lambda': |u64, u64, i32| -> i32 | 64 | 210..236 'if let...rue {}': () |
63 | 223..255 '|a: u6...b; c }': |u64, u64, i32| -> i32 | 65 | 217..225 'x @ true': &bool |
64 | 224..225 'a': u64 | 66 | 221..225 'true': bool |
65 | 232..233 'b': u64 | 67 | 221..225 'true': bool |
66 | 235..236 'c': i32 | 68 | 228..233 '&true': &bool |
67 | 243..255 '{ a + b; c }': i32 | 69 | 229..233 'true': bool |
68 | 245..246 'a': u64 | 70 | 234..236 '{}': () |
69 | 245..250 'a + b': u64 | 71 | 246..252 'lambda': |u64, u64, i32| -> i32 |
70 | 249..250 'b': u64 | 72 | 255..287 '|a: u6...b; c }': |u64, u64, i32| -> i32 |
71 | 252..253 'c': i32 | 73 | 256..257 'a': u64 |
72 | 266..278 'ref ref_to_x': &&i32 | 74 | 264..265 'b': u64 |
73 | 281..282 'x': &i32 | 75 | 267..268 'c': i32 |
74 | 292..301 'mut mut_x': &i32 | 76 | 275..287 '{ a + b; c }': i32 |
75 | 304..305 'x': &i32 | 77 | 277..278 'a': u64 |
76 | 315..335 'ref mu...f_to_x': &mut &i32 | 78 | 277..282 'a + b': u64 |
77 | 338..339 'x': &i32 | 79 | 281..282 'b': u64 |
78 | 349..350 'k': &mut &i32 | 80 | 284..285 'c': i32 |
79 | 353..365 'mut_ref_to_x': &mut &i32 | 81 | 298..310 'ref ref_to_x': &&i32 |
82 | 313..314 'x': &i32 | ||
83 | 324..333 'mut mut_x': &i32 | ||
84 | 336..337 'x': &i32 | ||
85 | 347..367 'ref mu...f_to_x': &mut &i32 | ||
86 | 370..371 'x': &i32 | ||
87 | 381..382 'k': &mut &i32 | ||
88 | 385..397 'mut_ref_to_x': &mut &i32 | ||
80 | "#]], | 89 | "#]], |
81 | ); | 90 | ); |
82 | } | 91 | } |
@@ -509,47 +518,24 @@ fn infer_generics_in_patterns() { | |||
509 | 518 | ||
510 | #[test] | 519 | #[test] |
511 | fn infer_const_pattern() { | 520 | fn infer_const_pattern() { |
512 | check_infer_with_mismatches( | 521 | check_mismatches( |
513 | r#" | 522 | r#" |
514 | enum Option<T> { None } | 523 | enum Option<T> { None } |
515 | use Option::None; | 524 | use Option::None; |
516 | struct Foo; | 525 | struct Foo; |
517 | const Bar: usize = 1; | 526 | const Bar: usize = 1; |
518 | 527 | ||
519 | fn test() { | 528 | fn test() { |
520 | let a: Option<u32> = None; | 529 | let a: Option<u32> = None; |
521 | let b: Option<i64> = match a { | 530 | let b: Option<i64> = match a { |
522 | None => None, | 531 | None => None, |
523 | }; | 532 | }; |
524 | let _: () = match () { Foo => Foo }; // Expected mismatch | 533 | let _: () = match () { Foo => () }; |
525 | let _: () = match () { Bar => Bar }; // Expected mismatch | 534 | // ^^^ expected (), got Foo |
526 | } | 535 | let _: () = match () { Bar => () }; |
536 | // ^^^ expected (), got usize | ||
537 | } | ||
527 | "#, | 538 | "#, |
528 | expect![[r#" | ||
529 | 73..74 '1': usize | ||
530 | 87..309 '{ ...atch }': () | ||
531 | 97..98 'a': Option<u32> | ||
532 | 114..118 'None': Option<u32> | ||
533 | 128..129 'b': Option<i64> | ||
534 | 145..182 'match ... }': Option<i64> | ||
535 | 151..152 'a': Option<u32> | ||
536 | 163..167 'None': Option<u32> | ||
537 | 171..175 'None': Option<i64> | ||
538 | 192..193 '_': () | ||
539 | 200..223 'match ... Foo }': Foo | ||
540 | 206..208 '()': () | ||
541 | 211..214 'Foo': Foo | ||
542 | 218..221 'Foo': Foo | ||
543 | 254..255 '_': () | ||
544 | 262..285 'match ... Bar }': usize | ||
545 | 268..270 '()': () | ||
546 | 273..276 'Bar': usize | ||
547 | 280..283 'Bar': usize | ||
548 | 200..223: expected (), got Foo | ||
549 | 211..214: expected (), got Foo | ||
550 | 262..285: expected (), got usize | ||
551 | 273..276: expected (), got usize | ||
552 | "#]], | ||
553 | ); | 539 | ); |
554 | } | 540 | } |
555 | 541 | ||