39 lines
799 B
Rust
39 lines
799 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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trait bar<T> {
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fn get_bar() -> T;
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}
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fn foo<T, U: bar<T>>(b: U) -> T {
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b.get_bar()
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}
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struct cbar {
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x: int,
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}
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impl cbar : bar<int> {
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fn get_bar() -> int {
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self.x
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}
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}
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fn cbar(x: int) -> cbar {
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cbar {
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x: x
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}
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}
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fn main() {
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let x: int = foo::<int, cbar>(cbar(5));
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assert x == 5;
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}
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