3 #![allow(unused, clippy::suspicious_map)]
5 use std::collections::{BTreeSet, HashMap, HashSet};
7 #[warn(clippy::needless_collect)]
8 #[allow(unused_variables, clippy::iter_cloned_collect)]
11 let len = sample.iter().collect::<Vec<_>>().len();
12 if sample.iter().collect::<Vec<_>>().is_empty() {
15 sample.iter().cloned().collect::<Vec<_>>().contains(&1);
16 sample.iter().map(|x| (x, x)).collect::<HashMap<_, _>>().len();
17 // Notice the `HashSet`--this should not be linted
18 sample.iter().collect::<HashSet<_>>().len();
19 // Neither should this
20 sample.iter().collect::<BTreeSet<_>>().len();
21 let indirect_positive = sample.iter().collect::<Vec<_>>();
25 .collect::<HashMap<_, _>>();
26 let indirect_negative = sample.iter().collect::<Vec<_>>();
27 indirect_negative.len();
30 .map(|x| (*x, *x + 1))
31 .collect::<HashMap<_, _>>();