rust/src/test/run-pass/trait-inheritance-num1.rs
Brendan Zabarauskas ce6ee7bb04 Restore Num trait
This restores the trait that was lost in 216e85fadf. It will eventually be broken up into a more fine-grained trait hierarchy in the future once a design can be agreed upon.
2013-04-14 02:19:35 +10:00

21 lines
645 B
Rust

// 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.
use core::cmp::Ord;
use core::num::NumCast::from;
pub trait NumExt: Num + NumCast + Ord { }
fn greater_than_one<T:NumExt>(n: &T) -> bool {
*n > from(1)
}
pub fn main() {}