rust/tests/ui/lint/issue-106991.rs
2023-02-23 13:57:13 +03:00

14 lines
305 B
Rust

fn foo(items: &mut Vec<u8>) {
items.sort();
}
fn bar() -> impl Iterator<Item = i32> {
//~^ ERROR expected `foo` to be a fn item that returns `i32`, but it returns `()` [E0271]
let mut x: Vec<Vec<u8>> = vec![vec![0, 2, 1], vec![5, 4, 3]];
x.iter_mut().map(foo)
}
fn main() {
bar();
}