src/test/compile-fail/issue-12560-1.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 // For style and consistency reasons, non-parametrized enum variants must
  12 // be used simply as `ident` instead of `ident ()`.
  13 // This test-case covers enum declaration.
  14
  15 enum Foo {
  16     Bar(), //~ ERROR empty tuple structs and enum variants are not allowed
  17     //~^ HELP remove trailing `()` to make a unit struct or unit enum variant
  18     Baz(), //~ ERROR empty tuple structs and enum variants are not allowed
  19     //~^ HELP remove trailing `()` to make a unit struct or unit enum variant
  20     Bazar
  21 }
  22
  23 fn main() {
  24     println!("{}", match Bar { Bar => 1, Baz => 2, Bazar => 3 })
  25 }