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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 | enum Enum { | |
12 | Var1, | |
13 | Var2, | |
14 | } | |
15 | ||
16 | fn main() { | |
17 | use Enum::*; | |
18 | let s = Var1; | |
19 | match s { | |
20 | Var1 => (), | |
21 | Var3 => (), | |
22 | //~^ NOTE this pattern matches any value | |
23 | Var2 => (), | |
24 | //~^ ERROR unreachable pattern | |
5bcae85e | 25 | //~^^ NOTE this is an unreachable pattern |
a7813a04 XL |
26 | }; |
27 | match &s { | |
28 | &Var1 => (), | |
29 | &Var3 => (), | |
30 | //~^ NOTE this pattern matches any value | |
31 | &Var2 => (), | |
32 | //~^ ERROR unreachable pattern | |
5bcae85e | 33 | //~^^ NOTE this is an unreachable pattern |
a7813a04 XL |
34 | }; |
35 | let t = (Var1, Var1); | |
36 | match t { | |
37 | (Var1, b) => (), | |
38 | (c, d) => (), | |
39 | //~^ NOTE this pattern matches any value | |
40 | anything => () | |
41 | //~^ ERROR unreachable pattern | |
5bcae85e | 42 | //~^^ NOTE this is an unreachable pattern |
a7813a04 XL |
43 | }; |
44 | // `_` need not emit a note, it is pretty obvious already. | |
45 | let t = (Var1, Var1); | |
46 | match t { | |
47 | (Var1, b) => (), | |
48 | _ => (), | |
49 | anything => () | |
50 | //~^ ERROR unreachable pattern | |
5bcae85e | 51 | //~^^ NOTE this is an unreachable pattern |
a7813a04 XL |
52 | }; |
53 | } |