rust-clippy/tests/ui/single_element_loop.rs

57 lines
988 B
Rust

// Tests from for_loop.rs that don't have suggestions
#![allow(clippy::single_range_in_vec_init)]
#[warn(clippy::single_element_loop)]
fn main() {
let item1 = 2;
for item in &[item1] {
dbg!(item);
}
for item in [item1].iter() {
dbg!(item);
}
for item in &[0..5] {
dbg!(item);
}
for item in [0..5].iter_mut() {
dbg!(item);
}
for item in [0..5] {
dbg!(item);
}
for item in [0..5].into_iter() {
dbg!(item);
}
// should not lint (issue #10018)
for e in [42] {
if e > 0 {
continue;
}
}
// should not lint (issue #10018)
for e in [42] {
if e > 0 {
break;
}
}
// should lint (issue #10018)
for _ in [42] {
let _f = |n: u32| {
for i in 0..n {
if i > 10 {
dbg!(i);
break;
}
}
};
}
}