1 // Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
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.
11 // ignore-test - this isn't really a test.
16 macro_rules! select_if (
29 $(type_this $message:path$(($(x $x: ident),+))dont_type_this*
30 -> $next:ident => { $e:expr }),+
33 $(type_this $messages:path$(($(x $xs: ident),+))dont_type_this*
34 -> $nexts:ident => { $es:expr }),+
38 match pipes::try_recv($port) {
39 $(Some($message($($($x,)+)* next)) => {
50 $(type_this $messages$(($(x $xs),+))dont_type_this*
51 -> $nexts => { $es }),+
61 $($message:path$(($($x: ident),+))dont_type_this*
62 -> $next:ident $e:expr),+
65 let index = pipes::selecti([$(($port).header()),+]);
66 select_if!(index, 0 $(, $port => [
67 $(type_this $message$(($(x $x),+))dont_type_this* -> $next => { $e }),+