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ea8adc8c | 1 | // Copyright 2017 The Rust Project Developers. See the COPYRIGHT |
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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 | ||
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11 | #![feature(conservative_impl_trait, generators, generator_trait)] |
12 | ||
13 | use std::ops::Generator; | |
14 | ||
15 | fn msg() -> u32 { | |
16 | 0 | |
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17 | } |
18 | ||
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19 | pub fn foo() -> impl Generator<Yield=(), Return=u32> { |
20 | || { | |
21 | yield; | |
22 | return msg(); | |
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23 | } |
24 | } |