mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-12-11 05:42:47 +00:00
49 lines
902 B
Rust
49 lines
902 B
Rust
// run-rustfix
|
|
|
|
#![warn(clippy::get_last_with_len)]
|
|
#![allow(unused)]
|
|
|
|
use std::collections::VecDeque;
|
|
|
|
fn dont_use_last() {
|
|
let x = vec![2, 3, 5];
|
|
let _ = x.get(x.len() - 1);
|
|
}
|
|
|
|
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);
|
|
}
|
|
|
|
struct S {
|
|
field: Vec<usize>,
|
|
}
|
|
|
|
fn in_field(s: &S) {
|
|
let _ = s.field.get(s.field.len() - 1);
|
|
}
|
|
|
|
fn main() {
|
|
let slice = &[1, 2, 3];
|
|
let _ = slice.get(slice.len() - 1);
|
|
|
|
let array = [4, 5, 6];
|
|
let _ = array.get(array.len() - 1);
|
|
|
|
let deq = VecDeque::from([7, 8, 9]);
|
|
let _ = deq.get(deq.len() - 1);
|
|
|
|
let nested = [[1]];
|
|
let _ = nested[0].get(nested[0].len() - 1);
|
|
}
|