25 lines
1018 B
Rust
25 lines
1018 B
Rust
// Copyright 2012-2014 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.
|
|
|
|
#![feature(concat_idents)]
|
|
|
|
pub fn main() {
|
|
struct Foo;
|
|
let _: concat_idents!(F, oo) = Foo; // Test that `concat_idents!` can be used in type positions
|
|
|
|
let asdf_fdsa = "<.<".to_string();
|
|
// this now fails (correctly, I claim) because hygiene prevents
|
|
// the assembled identifier from being a reference to the binding.
|
|
assert!(concat_idents!(asd, f_f, dsa) == "<.<".to_string());
|
|
//~^ ERROR cannot find value `asdf_fdsa` in this scope
|
|
|
|
assert_eq!(stringify!(use_mention_distinction), "use_mention_distinction");
|
|
}
|