rust/src/test/run-pass/macro-interpolation.rs
Alex Crichton ec7c800d2f Remove pretty-expanded from failing tests
This commit removes pretty-expanded from all tests that wind up calling panic!
one way or another now that its internals are unstable.
2015-04-08 17:21:34 -07:00

31 lines
934 B
Rust

// Copyright 2012 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 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
macro_rules! overly_complicated {
($fnname:ident, $arg:ident, $ty:ty, $body:block, $val:expr, $pat:pat, $res:path) =>
({
fn $fnname($arg: $ty) -> Option<$ty> $body
match $fnname($val) {
Some($pat) => {
$res
}
_ => { panic!(); }
}
})
}
pub fn main() {
assert!(overly_complicated!(f, x, Option<usize>, { return Some(x); },
Some(8), Some(y), y) == 8)
}