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
|
error: impl trait in impl method signature does not match trait method signature
--> $DIR/refine.rs:9:22
|
LL | fn bar() -> impl Sized;
| ---------- return type from trait method defined here
...
LL | fn bar() -> impl Copy {}
| ^^^^ this bound is stronger than that defined on the trait
|
= note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate
note: the lint level is defined here
--> $DIR/refine.rs:1:9
|
LL | #![deny(refining_impl_trait)]
| ^^^^^^^^^^^^^^^^^^^
help: replace the return type so that it matches the trait
|
LL | fn bar() -> impl Sized {}
| ~~~~~~~~~~
error: impl trait in impl method signature does not match trait method signature
--> $DIR/refine.rs:15:5
|
LL | fn bar() -> impl Sized;
| ---------- return type from trait method defined here
...
LL | fn bar() {}
| ^^^^^^^^
|
= note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate
help: replace the return type so that it matches the trait
|
LL | fn bar()-> impl Sized {}
| +++++++++++++
error: impl trait in impl method signature does not match trait method signature
--> $DIR/refine.rs:21:17
|
LL | fn bar() -> impl Sized;
| ---------- return type from trait method defined here
...
LL | fn bar() -> () {}
| ^^
|
= note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate
help: replace the return type so that it matches the trait
|
LL | fn bar() -> impl Sized {}
| ~~~~~~~~~~
error: impl trait in impl method signature does not match trait method signature
--> $DIR/refine.rs:43:27
|
LL | fn bar<'a>(&'a self) -> impl Sized + 'a;
| --------------- return type from trait method defined here
...
LL | fn bar(&self) -> impl Copy + '_ {}
| ^^^^ this bound is stronger than that defined on the trait
|
= note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate
help: replace the return type so that it matches the trait
|
LL | fn bar(&self) -> impl Sized + '_ {}
| ~~~~~~~~~~~~~~~
error: aborting due to 4 previous errors
|
