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Use precise span for must_use tuple components

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This commit is contained in:
varkor 2019-05-27 16:48:43 +01:00
parent fd36b5fd52
commit e121d9671a
3 changed files with 38 additions and 7 deletions
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4
src/test/ui/lint/must_use-tuple.rs
View file

@ -2,4 +2,8 @@
fn main() {
(Ok::<(), ()>(()),); //~ ERROR unused `std::result::Result` that must be used
(Ok::<(), ()>(()), 0, Ok::<(), ()>(()), 5);
//~^ ERROR unused `std::result::Result` that must be used
//~^^ ERROR unused `std::result::Result` that must be used
}

22
src/test/ui/lint/must_use-tuple.stderr
View file

@ -1,8 +1,8 @@
error: unused `std::result::Result` that must be used
--> $DIR/must_use-tuple.rs:4:5
--> $DIR/must_use-tuple.rs:4:6
|
LL | (Ok::<(), ()>(()),);
| ^^^^^^^^^^^^^^^^^^^^
| ^^^^^^^^^^^^^^^^
|
note: lint level defined here
--> $DIR/must_use-tuple.rs:1:9
@ -11,5 +11,21 @@ LL | #![deny(unused_must_use)]
| ^^^^^^^^^^^^^^^
= note: this `Result` may be an `Err` variant, which should be handled
error: aborting due to previous error
error: unused `std::result::Result` that must be used
--> $DIR/must_use-tuple.rs:6:6
|
LL | (Ok::<(), ()>(()), 0, Ok::<(), ()>(()), 5);
| ^^^^^^^^^^^^^^^^
|
= note: this `Result` may be an `Err` variant, which should be handled
error: unused `std::result::Result` that must be used
--> $DIR/must_use-tuple.rs:6:27
|
LL | (Ok::<(), ()>(()), 0, Ok::<(), ()>(()), 5);
| ^^^^^^^^^^^^^^^^
|
= note: this `Result` may be an `Err` variant, which should be handled
error: aborting due to 3 previous errors