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// 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
}
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