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Add more tests for match_overlapping_arm lint

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This commit is contained in:
ThibsG 2021-01-24 12:28:59 +01:00
parent 70704db36f
commit 051891173d
2 changed files with 43 additions and 1 deletions
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18
tests/ui/match_overlapping_arm.rs
View File

@ -69,6 +69,24 @@ fn overlapping() {
_ => (), _ => (),
} }
match 42 {
0..14 => println!("0 .. 14"),
5..10 => println!("5 .. 10"),
_ => (),
}
match 42 {
5..14 => println!("5 .. 14"),
0..=10 => println!("0 ... 10"),
_ => (),
}
match 42 {
0..7 => println!("0 .. 7"),
0..=10 => println!("0 ... 10"),
_ => (),
}
/* /*
// FIXME(JohnTitor): uncomment this once rustfmt knows half-open patterns // FIXME(JohnTitor): uncomment this once rustfmt knows half-open patterns
match 42 { match 42 {

26
tests/ui/match_overlapping_arm.stderr
View File

@ -35,5 +35,29 @@ note: overlaps with this
LL | 0..=11 => println!("0 ... 11"), LL | 0..=11 => println!("0 ... 11"),
| ^^^^^^ | ^^^^^^
error: aborting due to 3 previous errors error: some ranges overlap
--> $DIR/match_overlapping_arm.rs:80:9
|
LL | 0..=10 => println!("0 ... 10"),
| ^^^^^^
|
note: overlaps with this
--> $DIR/match_overlapping_arm.rs:79:9
|
LL | 5..14 => println!("5 .. 14"),
| ^^^^^
error: some ranges overlap
--> $DIR/match_overlapping_arm.rs:85:9
|
LL | 0..7 => println!("0 .. 7"),
| ^^^^
|
note: overlaps with this
--> $DIR/match_overlapping_arm.rs:86:9
|
LL | 0..=10 => println!("0 ... 10"),
| ^^^^^^
error: aborting due to 5 previous errors