mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-23 21:23:56 +00:00
32 lines
587 B
Rust
32 lines
587 B
Rust
|
// run-rustfix
|
||
|
|
||
|
#![warn(clippy::get_last_with_len)]
|
||
|
|
||
|
fn dont_use_last() {
|
||
|
let x = vec![2, 3, 5];
|
||
|
let _ = x.last(); // ~ERROR Use x.last()
|
||
|
}
|
||
|
|
||
|
fn indexing_two_from_end() {
|
||
|
let x = vec![2, 3, 5];
|
||
|
let _ = x.get(x.len() - 2);
|
||
|
}
|
||
|
|
||
|
fn index_into_last() {
|
||
|
let x = vec![2, 3, 5];
|
||
|
let _ = x[x.len() - 1];
|
||
|
}
|
||
|
|
||
|
fn use_last_with_different_vec_length() {
|
||
|
let x = vec![2, 3, 5];
|
||
|
let y = vec!['a', 'b', 'c'];
|
||
|
let _ = x.get(y.len() - 1);
|
||
|
}
|
||
|
|
||
|
fn main() {
|
||
|
dont_use_last();
|
||
|
indexing_two_from_end();
|
||
|
index_into_last();
|
||
|
use_last_with_different_vec_length();
|
||
|
}
|