// Copyright 2013 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. #![feature(struct_variant)] pub struct BTree { pub node: TreeItem, } pub enum TreeItem { TreeLeaf { pub value: V }, } pub fn leaf(value: V) -> TreeItem { TreeLeaf { value: value } } fn main() { BTree:: { node: leaf(1i) }; }