diff options
Diffstat (limited to 'src/tools/clippy/tests/ui/suspicious_splitn.rs')
-rw-r--r-- | src/tools/clippy/tests/ui/suspicious_splitn.rs | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/suspicious_splitn.rs b/src/tools/clippy/tests/ui/suspicious_splitn.rs new file mode 100644 index 000000000..528f2ddcc --- /dev/null +++ b/src/tools/clippy/tests/ui/suspicious_splitn.rs @@ -0,0 +1,21 @@ +#![warn(clippy::suspicious_splitn)] +#![allow(clippy::needless_splitn)] + +fn main() { + let _ = "a,b,c".splitn(3, ','); + let _ = [0, 1, 2, 1, 3].splitn(3, |&x| x == 1); + let _ = "".splitn(0, ','); + let _ = [].splitn(0, |&x: &u32| x == 1); + + let _ = "a,b".splitn(0, ','); + let _ = "a,b".rsplitn(0, ','); + let _ = "a,b".splitn(1, ','); + let _ = [0, 1, 2].splitn(0, |&x| x == 1); + let _ = [0, 1, 2].splitn_mut(0, |&x| x == 1); + let _ = [0, 1, 2].splitn(1, |&x| x == 1); + let _ = [0, 1, 2].rsplitn_mut(1, |&x| x == 1); + + const X: usize = 0; + let _ = "a,b".splitn(X + 1, ','); + let _ = "a,b".splitn(X, ','); +} |