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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.
#![feature(advanced_slice_patterns)]
fn a() {
let x = [1i];
match x {
[a] => {
assert_eq!(a, 1);
}
}
}
fn b() {
let x = [1i, 2, 3];
match x {
[a, b, c..] => {
assert_eq!(a, 1);
assert_eq!(b, 2);
let expected: &[_] = &[3];
assert_eq!(c, expected);
}
}
match x {
[a.., b, c] => {
let expected: &[_] = &[1];
assert_eq!(a, expected);
assert_eq!(b, 2);
assert_eq!(c, 3);
}
}
match x {
[a, b.., c] => {
assert_eq!(a, 1);
let expected: &[_] = &[2];
assert_eq!(b, expected);
assert_eq!(c, 3);
}
}
match x {
[a, b, c] => {
assert_eq!(a, 1);
assert_eq!(b, 2);
assert_eq!(c, 3);
}
}
}
fn c() {
let x = [1i];
match x {
[2, ..] => fail!(),
[..] => ()
}
}
fn d() {
let x = [1i, 2, 3];
let branch = match x {
[1, 1, ..] => 0i,
[1, 2, 3, ..] => 1i,
[1, 2, ..] => 2i,
_ => 3
};
assert_eq!(branch, 1);
}
fn e() {
let x: &[int] = &[1i, 2, 3];
match x {
[1, 2] => (),
[..] => ()
}
}
pub fn main() {
a();
b();
c();
d();
e();
}
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