1 // Copyright 2015 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.
14 fn deref<'a>(&'a self) -> &'a Self::Target;
17 pub trait Add<RHS = Self> {
20 fn add(self, rhs: RHS) -> Self::Output;
28 fn deref(&self) -> Self::Target;
31 pub trait Index<Idx: ?Sized> {
33 fn index(&self, index: Idx) -> &Self::Output;
36 pub trait IndexMut<Idx: ?Sized>: Index<Idx> {
37 fn index_mut(&mut self, index: Idx) -> &mut Self::Output;