44 lines
1.0 KiB
Rust
44 lines
1.0 KiB
Rust
|
|
// Copyright 2012-2014 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.
|
|
|
|
mod base {
|
|
pub trait HasNew<T> {
|
|
fn new() -> Self;
|
|
}
|
|
|
|
pub struct Foo {
|
|
dummy: (),
|
|
}
|
|
|
|
impl ::base::HasNew<Foo> for Foo {
|
|
fn new() -> Foo {
|
|
println!("Foo");
|
|
Foo { dummy: () }
|
|
}
|
|
}
|
|
|
|
pub struct Bar {
|
|
dummy: (),
|
|
}
|
|
|
|
impl ::base::HasNew<Bar> for Bar {
|
|
fn new() -> Bar {
|
|
println!("Bar");
|
|
Bar { dummy: () }
|
|
}
|
|
}
|
|
}
|
|
|
|
pub fn main() {
|
|
let _f: base::Foo = base::HasNew::<base::Foo>::new();
|
|
let _b: base::Bar = base::HasNew::<base::Bar>::new();
|
|
}
|