| // Copyright 2016 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. |
| |
| // Be smart about span of parenthesized expression in macro. |
| |
| macro_rules! paren { |
| ($e:expr) => (($e)) |
| // ^^^^ do not highlight here |
| } |
| |
| mod m { |
| pub struct S { |
| x: i32 |
| } |
| pub fn make() -> S { |
| S { x: 0 } |
| } |
| } |
| |
| fn main() { |
| let s = m::make(); |
| paren!(s.x); //~ ERROR field `x` of struct `m::S` is private |
| // ^^^ highlight here |
| } |
