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//@ run-pass
// Tests that we can combine a default impl that supplies one method with a
// full impl that supplies the other, and they can invoke one another.
#![feature(specialization)] //~ WARN the feature `specialization` is incomplete
trait Foo {
fn foo_one(&self) -> &'static str;
fn foo_two(&self) -> &'static str;
fn foo_three(&self) -> &'static str;
}
struct MyStruct;
default impl<T> Foo for T {
fn foo_one(&self) -> &'static str {
self.foo_three()
}
}
impl Foo for MyStruct {
fn foo_two(&self) -> &'static str {
self.foo_one()
}
fn foo_three(&self) -> &'static str {
"generic"
}
}
fn main() {
assert!(MyStruct.foo_two() == "generic");
}
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