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