feature-gate-advanced-slice-features.rs

// 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.

// gate-test-advanced_slice_patterns

#![feature(slice_patterns)]

fn main() {
    let x = [ 1, 2, 3, 4, 5 ];
    match x {
        [ xs.., 4, 5 ] => {}    //~ ERROR multiple-element slice matches
        [ 1, xs.., 5 ] => {}    //~ ERROR multiple-element slice matches
        [ 1, 2, xs.. ] => {}    // OK without feature gate
    }
}