rust/src/test/run-pass/trait-inheritance-num.rs
2013-03-05 10:18:35 -08:00

27 lines
817 B
Rust

// xfail-fast
// 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::{Eq, Ord};
use core::num::NumCast::from;
extern mod std;
use std::cmp::FuzzyEq;
pub trait NumExt: NumCast + Eq + Ord {}
pub trait FloatExt: NumExt + FuzzyEq<Self> {}
fn greater_than_one<T:NumExt>(n: &T) -> bool { *n > from(1) }
fn greater_than_one_float<T:FloatExt>(n: &T) -> bool { *n > from(1) }
pub fn main() {}