44 lines
1.3 KiB
Rust
44 lines
1.3 KiB
Rust
// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// Tests to make sure that parens are needed for method calls without arguments.
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// outputs text to make sure either an anonymous function is provided or
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// open-close '()' parens are given
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struct Point {
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x: int,
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y: int
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}
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impl Point {
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fn new() -> Point {
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Point{x:0, y:0}
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}
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fn get_x(&self) -> int {
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self.x
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}
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}
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fn main() {
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let point: Point = Point::new();
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let px: int = point
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.get_x;//~ ERROR attempted to take value of method `get_x` on type `Point`
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//~^ HELP maybe a `()` to call it is missing
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// Ensure the span is useful
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let ys = &[1i,2,3,4,5,6,7];
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let a = ys.iter()
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.map(|x| x)
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.filter(|&&x| x == 1)
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.filter_map; //~ ERROR attempted to take value of method `filter_map` on type
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//~^ HELP maybe a `()` to call it is missing
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}
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