| // Copyright 2015 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! columnline { |
| () => ( |
| (column!(), line!()) |
| ) |
| } |
| |
| macro_rules! indirectcolumnline { |
| () => ( |
| (||{ columnline!() })() |
| ) |
| } |
| |
| fn main() { |
| let closure = || { |
| columnline!() |
| }; |
| let iflet = if let Some(_) = Some(0) { |
| columnline!() |
| } else { (0, 0) }; |
| let cl = columnline!(); |
| assert_eq!(closure(), (8, 25)); |
| assert_eq!(iflet, (8, 28)); |
| assert_eq!(cl, (13, 30)); |
| let indirect = indirectcolumnline!(); |
| assert_eq!(indirect, (19, 34)); |
| } |
