rust/tests/ui/issues/issue-15104.rs
2023-01-11 09:32:08 +00:00

14 lines
241 B
Rust

// run-pass
fn main() {
assert_eq!(count_members(&[1, 2, 3, 4]), 4);
}
fn count_members(v: &[usize]) -> usize {
match *v {
[] => 0,
[_] => 1,
[_, ref xs @ ..] => 1 + count_members(xs)
}
}