| // Copyright 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. |
| |
| // Tests to make sure that parens are needed for method calls without arguments. |
| // outputs text to make sure either an anonymous function is provided or |
| // open-close '()' parens are given |
| |
| |
| struct Point { |
| x: isize, |
| y: isize |
| } |
| impl Point { |
| fn new() -> Point { |
| Point{x:0, y:0} |
| } |
| fn get_x(&self) -> isize { |
| self.x |
| } |
| } |
| |
| fn main() { |
| let point: Point = Point::new(); |
| let px: isize = point |
| .get_x;//~ ERROR attempted to take value of method `get_x` on type `Point` |
| //~^ HELP maybe a `()` to call it is missing |
| |
| // Ensure the span is useful |
| let ys = &[1,2,3,4,5,6,7]; |
| let a = ys.iter() |
| .map(|x| x) |
| .filter(|&&x| x == 1) |
| .filter_map; //~ ERROR attempted to take value of method `filter_map` on type |
| //~^ HELP maybe a `()` to call it is missing |
| } |