| // Copyright 2014 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. |
| |
| struct DerefArray<'a, T> { |
| inner: &'a [T] |
| } |
| |
| impl<'a, T> Deref<&'a [T]> for DerefArray<'a, T> { |
| fn deref<'b>(&'b self) -> &'b &'a [T] { |
| &self.inner |
| } |
| } |
| |
| pub fn main() { |
| let a = &[1i, 2i, 3i]; |
| assert_eq!(DerefArray {inner: a}[1], 2); |
| } |
