50 lines
839 B
Rust
50 lines
839 B
Rust
//@run-rustfix
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#![warn(clippy::get_last_with_len)]
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#![allow(unused, clippy::useless_vec)]
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use std::collections::VecDeque;
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fn dont_use_last() {
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let x = vec![2, 3, 5];
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let _ = x.last();
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}
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fn indexing_two_from_end() {
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let x = vec![2, 3, 5];
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let _ = x.get(x.len() - 2);
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}
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fn index_into_last() {
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let x = vec![2, 3, 5];
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let _ = x[x.len() - 1];
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}
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fn use_last_with_different_vec_length() {
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let x = vec![2, 3, 5];
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let y = vec!['a', 'b', 'c'];
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let _ = x.get(y.len() - 1);
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}
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struct S {
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field: Vec<usize>,
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}
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fn in_field(s: &S) {
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let _ = s.field.last();
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}
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fn main() {
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let slice = &[1, 2, 3];
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let _ = slice.last();
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let array = [4, 5, 6];
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let _ = array.last();
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let deq = VecDeque::from([7, 8, 9]);
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let _ = deq.back();
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let nested = [[1]];
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let _ = nested[0].last();
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}
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