vendor/derivative/tests/rustc-deriving-via-extension-hash-struct.rs

   1 // Copyright 2012-2014 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.
   4 //
   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.
  10
  11 // pretty-expanded FIXME #23616
  12
  13 #[cfg(feature = "use_core")]
  14 extern crate core;
  15
  16 #[macro_use]
  17 extern crate derivative;
  18
  19 use std::collections::hash_map::DefaultHasher;
  20
  21 #[derive(Derivative)]
  22 #[derivative(Hash)]
  23 struct Foo {
  24     x: isize,
  25     y: isize,
  26     z: isize
  27 }
  28
  29 #[test]
  30 fn main() {
  31     use std::hash::Hash;
  32     let mut hasher = DefaultHasher::new();
  33     Foo { x: 0, y: 0, z: 0 }.hash(&mut hasher);
  34 }