1 // Copyright 2012-2013 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
11 //! Functions for the unit type.
21 fn eq(&self, _other: &()) -> bool { true }
23 fn ne(&self, _other: &()) -> bool { false }
29 fn lt(&self, _other: &()) -> bool { false }
33 impl TotalOrd for () {
35 fn cmp(&self, _other: &()) -> Ordering { Equal }
41 fn equals(&self, _other: &()) -> bool { true }
47 fn default() -> () { () }
53 fn zero() -> () { () }
55 fn is_zero(&self) -> bool { true }