src/test/compile-fail/empty-struct-braces-expr.rs

   1 // Copyright 2015 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 // Can't use empty braced struct as constant or constructor function
  12
  13 // aux-build:empty-struct.rs
  14
  15 #![feature(braced_empty_structs)]
  16
  17 extern crate empty_struct;
  18 use empty_struct::*;
  19
  20 struct Empty1 {}
  21
  22 enum E {
  23     Empty3 {}
  24 }
  25
  26 fn main() {
  27     let e1 = Empty1; //~ ERROR `Empty1` is the name of a struct or struct variant
  28     let e1 = Empty1(); //~ ERROR `Empty1` is the name of a struct or struct variant
  29     let e3 = E::Empty3; //~ ERROR `E::Empty3` is the name of a struct or struct variant
  30     let e3 = E::Empty3(); //~ ERROR `E::Empty3` is the name of a struct or struct variant
  31
  32     // FIXME: non-local struct kind should be known early (e.g. kept in `DefStruct`)
  33     // let xe1 = XEmpty1; // ERROR `XEmpty1` is the name of a struct or struct variant
  34     let xe1 = XEmpty1(); //~ ERROR expected function, found `empty_struct::XEmpty1`
  35     let xe3 = XE::Empty3; //~ ERROR no associated item named `Empty3` found for type
  36     let xe3 = XE::Empty3(); //~ ERROR no associated item named `Empty3` found for type
  37 }