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Rollup merge of #52702 - csmoe:mut_diff, r=estebank

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Suggest fix when encountering different mutability from impl to trait

Closes https://github.com/rust-lang/rust/issues/52412
r? @estebank
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kennytm 2018-07-28 16:24:55 +08:00 • committed by GitHub
commit 80c798b982
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4
src/test/ui/issue-13033.stderr
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@ -9,6 +9,10 @@ LL | fn bar(&mut self, other: &Foo) {}
|
= note: expected type `fn(&mut Baz, &mut dyn Foo)`
found type `fn(&mut Baz, &dyn Foo)`
help: consider change the type to match the mutability in trait
|
LL | fn bar(&mut self, other: &mut Foo) {}
| ^^^^^^^^
error: aborting due to previous error

4
src/test/ui/mismatched_types/E0053.stderr
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@ -21,6 +21,10 @@ LL | fn bar(&mut self) { }
|
= note: expected type `fn(&Bar)`
found type `fn(&mut Bar)`
help: consider change the type to match the mutability in trait
|
LL | fn bar(&self) { }
| ^^^^^
error: aborting due to 2 previous errors

4
src/test/ui/mismatched_types/trait-impl-fn-incompatibility.stderr
View file

@ -21,6 +21,10 @@ LL | fn bar(&mut self, bar: &Bar) { } //~ ERROR incompatible type
|
= note: expected type `fn(&mut Bar, &mut Bar)`
found type `fn(&mut Bar, &Bar)`
help: consider change the type to match the mutability in trait
|
LL | fn bar(&mut self, bar: &mut Bar) { } //~ ERROR incompatible type
| ^^^^^^^^
error: aborting due to 2 previous errors