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Test 1-tuple parentheses wrapping
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6 files changed

+78
-14
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6 files changed

+78
-14
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‎src/test/ui/suggestions/args-instead-of-tuple-errors.rs‎

Lines changed: 6 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -10,6 +10,12 @@ fn main() {
1010

1111
let _: Option<(i8,)> = Some();
1212
//~^ ERROR this enum variant takes 1 argument but 0 arguments were supplied
13+
14+
let _: Option<(i32,)> = Some(5_usize);
15+
//~^ ERROR mismatched types
16+
17+
let _: Option<(i32,)> = Some((5_usize));
18+
//~^ ERROR mismatched types
1319
}
1420

1521
fn int_bool(_: (i32, bool)) {

‎src/test/ui/suggestions/args-instead-of-tuple-errors.stderr‎

Lines changed: 22 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -15,7 +15,7 @@ LL | int_bool(1, 2);
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| expected 1 argument
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|
1717
note: function defined here
18-
--> $DIR/args-instead-of-tuple-errors.rs:15:4
18+
--> $DIR/args-instead-of-tuple-errors.rs:21:4
1919
|
2020
LL | fn int_bool(_: (i32, bool)) {
2121
| ^^^^^^^^ --------------
@@ -28,6 +28,25 @@ LL | let _: Option<(i8,)> = Some();
2828
| |
2929
| expected 1 argument
3030

31-
error: aborting due to 3 previous errors
31+
error[E0308]: mismatched types
32+
--> $DIR/args-instead-of-tuple-errors.rs:14:34
33+
|
34+
LL | let _: Option<(i32,)> = Some(5_usize);
35+
| ^^^^^^^ expected tuple, found `usize`
36+
|
37+
= note: expected tuple `(i32,)`
38+
found type `usize`
39+
40+
error[E0308]: mismatched types
41+
--> $DIR/args-instead-of-tuple-errors.rs:17:34
42+
|
43+
LL | let _: Option<(i32,)> = Some((5_usize));
44+
| ^^^^^^^^^ expected tuple, found `usize`
45+
|
46+
= note: expected tuple `(i32,)`
47+
found type `usize`
48+
49+
error: aborting due to 5 previous errors
3250

33-
For more information about this error, try `rustc --explain E0061`.
51+
Some errors have detailed explanations: E0061, E0308.
52+
For more information about an error, try `rustc --explain E0061`.

‎src/test/ui/suggestions/args-instead-of-tuple.fixed‎

Lines changed: 6 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -11,6 +11,12 @@ fn main() {
1111
let _: Option<()> = Some(());
1212
//~^ ERROR this enum variant takes 1 argument but 0 arguments were supplied
1313

14+
let _: Option<(i32,)> = Some((3,));
15+
//~^ ERROR mismatched types
16+
17+
let _: Option<(i32,)> = Some((3,));
18+
//~^ ERROR mismatched types
19+
1420
two_ints((1, 2)); //~ ERROR this function takes 1 argument
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1622
with_generic((3, 4)); //~ ERROR this function takes 1 argument

‎src/test/ui/suggestions/args-instead-of-tuple.rs‎

Lines changed: 6 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -11,6 +11,12 @@ fn main() {
1111
let _: Option<()> = Some();
1212
//~^ ERROR this enum variant takes 1 argument but 0 arguments were supplied
1313

14+
let _: Option<(i32,)> = Some(3);
15+
//~^ ERROR mismatched types
16+
17+
let _: Option<(i32,)> = Some((3));
18+
//~^ ERROR mismatched types
19+
1420
two_ints(1, 2); //~ ERROR this function takes 1 argument
1521

1622
with_generic(3, 4); //~ ERROR this function takes 1 argument

‎src/test/ui/suggestions/args-instead-of-tuple.stderr‎

Lines changed: 35 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -31,14 +31,40 @@ help: expected the unit value `()`; create it with empty parentheses
3131
LL | let _: Option<()> = Some(());
3232
| ++
3333

34+
error[E0308]: mismatched types
35+
--> $DIR/args-instead-of-tuple.rs:14:34
36+
|
37+
LL | let _: Option<(i32,)> = Some(3);
38+
| ^ expected tuple, found integer
39+
|
40+
= note: expected tuple `(i32,)`
41+
found type `{integer}`
42+
help: use a trailing comma to create a tuple with one element
43+
|
44+
LL | let _: Option<(i32,)> = Some((3,));
45+
| + ++
46+
47+
error[E0308]: mismatched types
48+
--> $DIR/args-instead-of-tuple.rs:17:34
49+
|
50+
LL | let _: Option<(i32,)> = Some((3));
51+
| ^^^ expected tuple, found integer
52+
|
53+
= note: expected tuple `(i32,)`
54+
found type `{integer}`
55+
help: use a trailing comma to create a tuple with one element
56+
|
57+
LL | let _: Option<(i32,)> = Some((3,));
58+
| +
59+
3460
error[E0061]: this function takes 1 argument but 2 arguments were supplied
35-
--> $DIR/args-instead-of-tuple.rs:14:5
61+
--> $DIR/args-instead-of-tuple.rs:20:5
3662
|
3763
LL | two_ints(1, 2);
3864
| ^^^^^^^^ - - supplied 2 arguments
3965
|
4066
note: function defined here
41-
--> $DIR/args-instead-of-tuple.rs:19:4
67+
--> $DIR/args-instead-of-tuple.rs:25:4
4268
|
4369
LL | fn two_ints(_: (i32, i32)) {
4470
| ^^^^^^^^ -------------
@@ -48,13 +74,13 @@ LL | two_ints((1, 2));
4874
| + +
4975

5076
error[E0061]: this function takes 1 argument but 2 arguments were supplied
51-
--> $DIR/args-instead-of-tuple.rs:16:5
77+
--> $DIR/args-instead-of-tuple.rs:22:5
5278
|
5379
LL | with_generic(3, 4);
5480
| ^^^^^^^^^^^^ - - supplied 2 arguments
5581
|
5682
note: function defined here
57-
--> $DIR/args-instead-of-tuple.rs:22:4
83+
--> $DIR/args-instead-of-tuple.rs:28:4
5884
|
5985
LL | fn with_generic<T: Copy + Send>((a, b): (i32, T)) {
6086
| ^^^^^^^^^^^^ ----------------
@@ -64,13 +90,13 @@ LL | with_generic((3, 4));
6490
| + +
6591

6692
error[E0061]: this function takes 1 argument but 2 arguments were supplied
67-
--> $DIR/args-instead-of-tuple.rs:25:9
93+
--> $DIR/args-instead-of-tuple.rs:31:9
6894
|
6995
LL | with_generic(a, b);
7096
| ^^^^^^^^^^^^ - - supplied 2 arguments
7197
|
7298
note: function defined here
73-
--> $DIR/args-instead-of-tuple.rs:22:4
99+
--> $DIR/args-instead-of-tuple.rs:28:4
74100
|
75101
LL | fn with_generic<T: Copy + Send>((a, b): (i32, T)) {
76102
| ^^^^^^^^^^^^ ----------------
@@ -79,6 +105,7 @@ help: use parentheses to construct a tuple
79105
LL | with_generic((a, b));
80106
| + +
81107

82-
error: aborting due to 6 previous errors
108+
error: aborting due to 8 previous errors
83109

84-
For more information about this error, try `rustc --explain E0061`.
110+
Some errors have detailed explanations: E0061, E0308.
111+
For more information about an error, try `rustc --explain E0061`.

‎src/test/ui/suggestions/issue-86100-tuple-paren-comma.stderr‎

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -11,7 +11,7 @@ LL | let _x: (i32,) = (5);
1111
help: use a trailing comma to create a tuple with one element
1212
|
1313
LL | let _x: (i32,) = (5,);
14-
| ~~~~
14+
| +
1515

1616
error[E0308]: mismatched types
1717
--> $DIR/issue-86100-tuple-paren-comma.rs:13:9
@@ -24,7 +24,7 @@ LL | foo((Some(3)));
2424
help: use a trailing comma to create a tuple with one element
2525
|
2626
LL | foo((Some(3),));
27-
| ~~~~~~~~~~
27+
| +
2828

2929
error[E0308]: mismatched types
3030
--> $DIR/issue-86100-tuple-paren-comma.rs:17:22
@@ -37,7 +37,7 @@ LL | let _s = S { _s: ("abc".to_string()) };
3737
help: use a trailing comma to create a tuple with one element
3838
|
3939
LL | let _s = S { _s: ("abc".to_string(),) };
40-
| ~~~~~~~~~~~~~~~~~~~~
40+
| +
4141

4242
error[E0308]: mismatched types
4343
--> $DIR/issue-86100-tuple-paren-comma.rs:23:22

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