src/test/ui/run-pass/issues/issue-12582.rs

   1 // Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 // run-pass
  12
  13 pub fn main() {
  14     let x = 1;
  15     let y = 2;
  16
  17     assert_eq!(3, match (x, y) {
  18         (1, 1) => 1,
  19         (2, 2) => 2,
  20         (1..=2, 2) => 3,
  21         _ => 4,
  22     });
  23
  24     // nested tuple
  25     assert_eq!(3, match ((x, y),) {
  26         ((1, 1),) => 1,
  27         ((2, 2),) => 2,
  28         ((1..=2, 2),) => 3,
  29         _ => 4,
  30     });
  31 }