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1a4d82fc | 1 | // Copyright 2014 The Rust Project Developers. See the COPYRIGHT |
223e47cc LB |
2 | // file at the top-level directory of this distribution and at |
3 | // http://rust-lang.org/COPYRIGHT. | |
4 | // | |
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. | |
10 | ||
1a4d82fc | 11 | #![crate_type = "lib"] |
970d7e83 | 12 | |
85aaf69f | 13 | pub struct TreeBuilder<H> { pub h: H } |
223e47cc | 14 | |
1a4d82fc JJ |
15 | impl<H> TreeBuilder<H> { |
16 | pub fn process_token(&mut self) { | |
223e47cc | 17 | match self { |
85aaf69f | 18 | _ => for _y in self.by_ref() {} |
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19 | } |
20 | } | |
21 | } | |
1a4d82fc JJ |
22 | |
23 | impl<H> Iterator for TreeBuilder<H> { | |
24 | type Item = H; | |
25 | ||
26 | fn next(&mut self) -> Option<H> { | |
27 | None | |
28 | } | |
29 | } |