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#![warn(clippy::needless_character_iteration)]
#![allow(clippy::map_identity, clippy::unnecessary_operation)]
#[derive(Default)]
struct S {
field: &'static str,
}
impl S {
fn field(&self) -> &str {
self.field
}
}
fn magic(_: char) {}
fn main() {
"foo".chars().all(|c| c.is_ascii());
//~^ needless_character_iteration
"foo".chars().any(|c| !c.is_ascii());
//~^ needless_character_iteration
"foo".chars().all(|c| char::is_ascii(&c));
//~^ needless_character_iteration
"foo".chars().any(|c| !char::is_ascii(&c));
//~^ needless_character_iteration
let s = String::new();
s.chars().all(|c| c.is_ascii());
//~^ needless_character_iteration
"foo".to_string().chars().any(|c| !c.is_ascii());
//~^ needless_character_iteration
"foo".chars().all(|c| {
//~^ needless_character_iteration
let x = c;
x.is_ascii()
});
"foo".chars().any(|c| {
//~^ needless_character_iteration
let x = c;
!x.is_ascii()
});
S::default().field().chars().all(|x| x.is_ascii());
//~^ needless_character_iteration
// Should not lint!
"foo".chars().all(|c| {
let x = c;
magic(x);
x.is_ascii()
});
// Should not lint!
"foo".chars().all(|c| c.is_ascii() && c.is_alphabetic());
// Should not lint!
"foo".chars().map(|c| c).all(|c| !char::is_ascii(&c));
// Should not lint!
"foo".chars().all(|c| !c.is_ascii());
// Should not lint!
"foo".chars().any(|c| c.is_ascii());
}
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