mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-09-21 15:11:56 +00:00
31 lines
567 B
Rust
31 lines
567 B
Rust
// run-rustfix
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#![warn(clippy::iter_nth_zero)]
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use std::collections::HashSet;
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struct Foo {}
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impl Foo {
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fn nth(&self, index: usize) -> usize {
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index + 1
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}
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}
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fn main() {
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let f = Foo {};
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f.nth(0); // lint does not apply here
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let mut s = HashSet::new();
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s.insert(1);
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let _x = s.iter().next();
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let mut s2 = HashSet::new();
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s2.insert(2);
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let mut iter = s2.iter();
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let _y = iter.next();
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let mut s3 = HashSet::new();
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s3.insert(3);
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let mut iter2 = s3.iter();
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let _unwrapped = iter2.next().unwrap();
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}
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