1 // Copyright 2018 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.
12 // aux-build:edition-kw-macro-2018.rs
15 extern crate edition_kw_macro_2018;
17 pub fn check_async() {
18 let mut async = 1; //~ ERROR expected identifier, found reserved keyword `async`
19 let mut r#async = 1; // OK
21 r#async = consumes_async!(async); // OK
22 r#async = consumes_async!(r#async); //~ ERROR no rules expected the token `r#async`
23 r#async = consumes_async_raw!(async); //~ ERROR no rules expected the token `async`
24 r#async = consumes_async_raw!(r#async); // OK
26 if passes_ident!(async) == 1 {}
27 if passes_ident!(r#async) == 1 {} // OK
28 module::async(); //~ ERROR expected identifier, found reserved keyword `async`
29 module::r#async(); // OK