src/test/ui/structs/struct-pattern-match-useless.rs


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25

// 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.

#![deny(unreachable_patterns)]

struct Foo {
    x: isize,
    y: isize,
}

pub fn main() {
    let a = Foo { x: 1, y: 2 };
    match a {
        Foo { x: _x, y: _y } => (),
        Foo { .. } => () //~ ERROR unreachable pattern
    }

}