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// 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.
// pretty-expanded FIXME #23616
use std::ops::Deref;
struct Root {
jsref: JSRef
}
impl Deref for Root {
type Target = JSRef;
fn deref<'a>(&'a self) -> &'a JSRef {
&self.jsref
}
}
#[derive(Copy, Clone)]
struct JSRef {
node: *const Node
}
impl Deref for JSRef {
type Target = Node;
fn deref<'a>(&'a self) -> &'a Node {
self.get()
}
}
trait INode {
fn RemoveChild(&self);
}
impl INode for JSRef {
fn RemoveChild(&self) {
self.get().RemoveChild(0)
}
}
impl JSRef {
fn AddChild(&self) {
self.get().AddChild(0);
}
fn get<'a>(&'a self) -> &'a Node {
unsafe {
&*self.node
}
}
}
struct Node;
impl Node {
fn RemoveChild(&self, _a: usize) {
}
fn AddChild(&self, _a: usize) {
}
}
fn main() {
let n = Node;
let jsref = JSRef { node: &n };
let root = Root { jsref: jsref };
root.AddChild();
jsref.AddChild();
root.RemoveChild();
jsref.RemoveChild();
}
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