blob: 04d642094e33ce6cee1fe2a5a9bd4162ef2ea775 (
plain)
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
35
36
37
38
39
40
41
|
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#![feature(managed_boxes)]
trait Serializer {
}
trait Serializable {
fn serialize<S:Serializer>(&self, s: S);
}
impl Serializable for int {
fn serialize<S:Serializer>(&self, _s: S) { }
}
struct F<A> { a: A }
impl<A:Serializable> Serializable for F<A> {
fn serialize<S:Serializer>(&self, s: S) {
self.a.serialize(s);
}
}
impl Serializer for int {
}
pub fn main() {
let foo = F { a: 1i };
foo.serialize(1i);
let bar = F { a: F {a: 1i } };
bar.serialize(2i);
}
|