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