mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-12-22 19:13:29 +00:00
36 lines
1.1 KiB
Rust
36 lines
1.1 KiB
Rust
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// run-rustfix
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#![warn(clippy::search_is_some)]
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fn main() {
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let v = vec![3, 2, 1, 0, -1, -2, -3];
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let y = &&42;
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// Check `find().is_some()`, single-line case.
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let _ = v.iter().any(|x| *x < 0);
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let _ = (0..1).any(|x| **y == x); // one dereference less
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let _ = (0..1).any(|x| x == 0);
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let _ = v.iter().any(|x| *x == 0);
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// Check `position().is_some()`, single-line case.
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let _ = v.iter().any(|&x| x < 0);
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// Check `rposition().is_some()`, single-line case.
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let _ = v.iter().any(|&x| x < 0);
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let s1 = String::from("hello world");
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let s2 = String::from("world");
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// caller of `find()` is a `&`static str`
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let _ = "hello world".contains("world");
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let _ = "hello world".contains(&s2);
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let _ = "hello world".contains(&s2[2..]);
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// caller of `find()` is a `String`
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let _ = s1.contains("world");
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let _ = s1.contains(&s2);
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let _ = s1.contains(&s2[2..]);
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// caller of `find()` is slice of `String`
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let _ = s1[2..].contains("world");
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let _ = s1[2..].contains(&s2);
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let _ = s1[2..].contains(&s2[2..]);
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}
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