1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
//@ run-pass
#![feature(fn_delegation)]
#![allow(incomplete_features)]
#![allow(dead_code)]
trait Trait1 {
fn foo(&self) -> i32 { 1 }
}
trait Trait2 {
fn foo(&self) -> i32 { 2 }
}
struct F;
impl Trait1 for F {}
impl Trait2 for F {}
impl F {
fn foo(&self) -> i32 { 3 }
}
struct S(F);
impl Trait1 for S {
// Make sure that the generated `self.0.foo()` does not turn into the inherent method `F::foo`
// that has a higher priority than methods from traits.
reuse Trait1::foo { self.0 }
}
fn main() {
let s = S(F);
assert_eq!(s.foo(), 1);
}
|
