src/test/run-pass/traits/trait-inheritance-self.rs

   1 // Copyright 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 // run-pass
  12 trait Foo<T> {
  13     fn f(&self, x: &T);
  14 }
  15
  16 trait Bar : Sized + Foo<Self> {
  17     fn g(&self);
  18 }
  19
  20 struct S {
  21     x: isize
  22 }
  23
  24 impl Foo<S> for S {
  25     fn f(&self, x: &S) {
  26         println!("{}", x.x);
  27     }
  28 }
  29
  30 impl Bar for S {
  31     fn g(&self) {
  32         self.f(self);
  33     }
  34 }
  35
  36 pub fn main() {
  37     let s = S { x: 1 };
  38     s.g();
  39 }