31 lines
883 B
Rust
31 lines
883 B
Rust
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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use std::gc::{Gc, GC};
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enum side { mayo, catsup, vinegar }
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enum order { hamburger, fries(side), shake }
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enum meal { to_go(order), for_here(order) }
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fn foo(m: Gc<meal>, cond: bool) {
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match *m {
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to_go(_) => { }
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for_here(_) if cond => {}
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for_here(hamburger) => {}
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for_here(fries(_s)) => {}
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for_here(shake) => {}
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}
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}
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pub fn main() {
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foo(box(GC) for_here(hamburger), true)
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}
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