// option. This file may not be copied, modified, or distributed
// except according to those terms.
-#[deriving(Clone)]
-struct myvec<X>(~[X]);
-fn myvec_deref<X:Clone>(mv: myvec<X>) -> ~[X] {
+#[derive(Clone)]
+struct myvec<X>(Vec<X> );
+
+fn myvec_deref<X:Clone>(mv: myvec<X>) -> Vec<X> {
let myvec(v) = mv;
return v.clone();
}
fn myvec_elt<X>(mv: myvec<X>) -> X {
let myvec(v) = mv;
- return v[0];
+ return v.into_iter().next().unwrap();
}
pub fn main() {
- let mv = myvec(~[1, 2, 3]);
- assert_eq!(myvec_deref(mv.clone())[1], 2);
+ let mv = myvec(vec!(1i, 2, 3));
+ let mv_clone = mv.clone();
+ let mv_clone = myvec_deref(mv_clone);
+ assert_eq!(mv_clone[1], 2);
assert_eq!(myvec_elt(mv.clone()), 1);
let myvec(v) = mv;
assert_eq!(v[2], 3);