src/test/run-pass/pat-tuple-5.rs

   1 // Copyright 2016 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 fn tuple() {
  12     struct S;
  13     struct Z;
  14     struct W;
  15     let x = (S, Z, W);
  16     match x { (S, ..) => {} }
  17     match x { (.., W) => {} }
  18     match x { (S, .., W) => {} }
  19     match x { (.., Z, _) => {} }
  20 }
  21
  22 fn tuple_struct() {
  23     struct SS(S, Z, W);
  24
  25     struct S;
  26     struct Z;
  27     struct W;
  28     let x = SS(S, Z, W);
  29     match x { SS(S, ..) => {} }
  30     match x { SS(.., W) => {} }
  31     match x { SS(S, .., W) => {} }
  32     match x { SS(.., Z, _) => {} }
  33 }
  34
  35 fn main() {
  36     tuple();
  37     tuple_struct();
  38 }