75 lines
1.0 KiB
Rust
75 lines
1.0 KiB
Rust
// run-pass
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#![allow(non_camel_case_types)]
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#![allow(non_snake_case)]
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use std::ops::Deref;
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struct Root {
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jsref: JSRef
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}
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impl Deref for Root {
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type Target = JSRef;
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fn deref<'a>(&'a self) -> &'a JSRef {
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&self.jsref
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}
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}
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#[derive(Copy, Clone)]
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struct JSRef {
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node: *const Node
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}
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impl Deref for JSRef {
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type Target = Node;
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fn deref<'a>(&'a self) -> &'a Node {
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self.get()
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}
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}
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trait INode {
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fn RemoveChild(&self);
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}
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impl INode for JSRef {
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fn RemoveChild(&self) {
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self.get().RemoveChild(0)
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}
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}
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impl JSRef {
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fn AddChild(&self) {
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self.get().AddChild(0);
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}
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fn get<'a>(&'a self) -> &'a Node {
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unsafe {
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&*self.node
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}
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}
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}
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struct Node;
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impl Node {
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fn RemoveChild(&self, _a: usize) {
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}
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fn AddChild(&self, _a: usize) {
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}
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}
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fn main() {
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let n = Node;
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let jsref = JSRef { node: &n };
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let root = Root { jsref: jsref };
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root.AddChild();
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jsref.AddChild();
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root.RemoveChild();
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jsref.RemoveChild();
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}
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