rust/tests/ui/single_element_loop.rs
Peter Jaszkowiak 3bbb3e3329 single_element_loop: handle arrays for Edition2021
also handle `.iter_mut()`, `.into_iter()`,
and wrapping in parens if necessary
2022-04-01 00:04:19 -06:00

31 lines
485 B
Rust

// run-rustfix
// Tests from for_loop.rs that don't have suggestions
#[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);
}
}