| // Copyright 2017 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. |
| |
| // aux-build:hygiene_example_codegen.rs |
| // aux-build:hygiene_example.rs |
| // ignore-stage1 |
| |
| #![feature(proc_macro, proc_macro_non_items)] |
| |
| extern crate hygiene_example; |
| use hygiene_example::hello; |
| |
| fn main() { |
| mod hygiene_example {} // no conflict with `extern crate hygiene_example;` from the proc macro |
| macro_rules! format { () => {} } // does not interfere with `format!` from the proc macro |
| macro_rules! hello_helper { () => {} } // similarly does not intefere with the proc macro |
| |
| let string = "world"; // no conflict with `string` from the proc macro |
| hello!(string); |
| hello!(string); |
| } |