src/test/compile-fail/match-vec-mismatch.rs

   1 // Copyright 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 #![feature(slice_patterns)]
  12
  13 fn main() {
  14     match "foo".to_string() {
  15         ['f', 'o', ..] => {}
  16         //~^ ERROR expected an array or slice, found `std::string::String`
  17         _ => { }
  18     };
  19
  20     match &[0, 1, 2] {
  21         [..] => {} //~ ERROR expected an array or slice, found `&[{integer}; 3]`
  22     };
  23
  24     match &[0, 1, 2] {
  25         &[..] => {} // ok
  26     };
  27
  28     match [0, 1, 2] {
  29         [0] => {}, //~ ERROR pattern requires
  30
  31         [0, 1, x..] => {
  32             let a: [_; 1] = x;
  33         }
  34         [0, 1, 2, 3, x..] => {} //~ ERROR pattern requires
  35     };
  36
  37     match does_not_exist { //~ ERROR unresolved name
  38         [] => {}
  39     };
  40 }
  41
  42 fn another_fn_to_avoid_suppression() {
  43     match Default::default()
  44     {
  45         [] => {}  //~ ERROR the type of this value
  46     };
  47 }