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//@ run-pass
pub trait Clone2 {
/// Returns a copy of the value. The contents of boxes
/// are copied to maintain uniqueness, while the contents of
/// managed pointers are not copied.
fn clone(&self) -> Self;
}
trait Getter<T: Clone> {
fn do_get(&self) -> T;
fn do_get2(&self) -> (T, T) {
let x = self.do_get();
(x.clone(), x.clone())
}
}
impl Getter<isize> for isize {
fn do_get(&self) -> isize { *self }
}
impl<T: Clone> Getter<T> for Option<T> {
fn do_get(&self) -> T { self.as_ref().unwrap().clone() }
}
pub fn main() {
assert_eq!(3.do_get2(), (3, 3));
assert_eq!(Some("hi".to_string()).do_get2(), ("hi".to_string(), "hi".to_string()));
}
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