1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
error[E0106]: missing lifetime specifier
--> $DIR/bad-tait-no-substs.rs:8:11
|
LL | Tuple(Alias),
| ^^^^^ expected named lifetime parameter
|
help: consider introducing a named lifetime parameter
|
LL ~ pub enum UninhabitedVariants<'a> {
LL ~ Tuple(Alias<'a>),
|
error[E0107]: missing generics for type alias `Alias`
--> $DIR/bad-tait-no-substs.rs:8:11
|
LL | Tuple(Alias),
| ^^^^^ expected 1 generic argument
|
note: type alias defined here, with 1 generic parameter: `U`
--> $DIR/bad-tait-no-substs.rs:5:6
|
LL | type Alias<'a, U> = impl Trait<U>;
| ^^^^^ -
help: add missing generic argument
|
LL | Tuple(Alias<U>),
| +++
error[E0792]: non-defining opaque type use in defining scope
--> $DIR/bad-tait-no-substs.rs:8:11
|
LL | Tuple(Alias),
| ^^^^^ argument `'_` is not a generic parameter
|
note: for this opaque type
--> $DIR/bad-tait-no-substs.rs:5:21
|
LL | type Alias<'a, U> = impl Trait<U>;
| ^^^^^^^^^^^^^
error: item does not constrain `Alias::{opaque#0}`, but has it in its signature
--> $DIR/bad-tait-no-substs.rs:14:4
|
LL | fn uwu(x: UninhabitedVariants) {
| ^^^
|
= note: consider moving the opaque type's declaration and defining uses into a separate module
note: this opaque type is in the signature
--> $DIR/bad-tait-no-substs.rs:5:21
|
LL | type Alias<'a, U> = impl Trait<U>;
| ^^^^^^^^^^^^^
error[E0004]: non-exhaustive patterns: `UninhabitedVariants::Tuple(_)` not covered
--> $DIR/bad-tait-no-substs.rs:16:11
|
LL | match x {}
| ^ pattern `UninhabitedVariants::Tuple(_)` not covered
|
note: `UninhabitedVariants` defined here
--> $DIR/bad-tait-no-substs.rs:7:10
|
LL | pub enum UninhabitedVariants {
| ^^^^^^^^^^^^^^^^^^^
LL | Tuple(Alias),
| ----- not covered
= note: the matched value is of type `UninhabitedVariants`
help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern or an explicit pattern as shown
|
LL ~ match x {
LL + UninhabitedVariants::Tuple(_) => todo!(),
LL + }
|
error: aborting due to 5 previous errors
Some errors have detailed explanations: E0004, E0106, E0107, E0792.
For more information about an error, try `rustc --explain E0004`.
|
