user0/rust
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Rollup merge of #128527 - estebank:ambiguity-suggestion, r=Nadrieril

Browse source 
More information for fully-qualified suggestion when there are multiple impls

```
error[E0790]: cannot call associated function on trait without specifying the corresponding `impl` type
  --> $DIR/E0283.rs:30:21
   |
LL |     fn create() -> u32;
   |     ------------------- `Coroutine::create` defined here
...
LL |     let cont: u32 = Coroutine::create();
   |                     ^^^^^^^^^^^^^^^^^^^ cannot call associated function of trait
   |
help: use a fully-qualified path to a specific available implementation
   |
LL |     let cont: u32 = <Impl as Coroutine>::create();
   |                     ++++++++          +
LL |     let cont: u32 = <AnotherImpl as Coroutine>::create();
   |                     +++++++++++++++          +
```
This commit is contained in:
Guillaume Gomez 2024-08-07 15:59:36 +02:00 • committed by GitHub
commit 493233ce29
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
3 changed files with 59 additions and 27 deletions
Download patch file Download diff file Expand all files Collapse all files

8
tests/ui/error-codes/E0283.stderr
View file

@ -7,10 +7,12 @@ LL | fn create() -> u32;
LL | let cont: u32 = Coroutine::create();
| ^^^^^^^^^^^^^^^^^^^ cannot call associated function of trait
|
help: use a fully-qualified path to a specific available implementation
help: use a fully-qualified path to one of the available implementations
|
LL | let cont: u32 = </* self type */ as Coroutine>::create();
| +++++++++++++++++++ +
LL | let cont: u32 = <Impl as Coroutine>::create();
| ++++++++ +
LL | let cont: u32 = <AnotherImpl as Coroutine>::create();
| +++++++++++++++ +
error[E0283]: type annotations needed
--> $DIR/E0283.rs:35:24

8
tests/ui/error-codes/E0790.stderr
View file

@ -63,10 +63,12 @@ LL | fn my_fn();
LL | MyTrait2::my_fn();
| ^^^^^^^^^^^^^^^^^ cannot call associated function of trait
|
help: use a fully-qualified path to a specific available implementation
help: use a fully-qualified path to one of the available implementations
|
LL | </* self type */ as MyTrait2>::my_fn();
| +++++++++++++++++++ +
LL | <Impl1 as MyTrait2>::my_fn();
| +++++++++ +
LL | <Impl2 as MyTrait2>::my_fn();
| +++++++++ +
error: aborting due to 5 previous errors