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

// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.

// Can't use unit struct as constructor function

// aux-build:empty-struct.rs

extern crate empty_struct;
use empty_struct::*;

struct Empty2;

enum E {
    Empty4
}

fn main() {
    let e2 = Empty2(); //~ ERROR expected function, found `Empty2`
    let e4 = E::Empty4(); //~ ERROR expected function, found `E`
    let xe2 = XEmpty2(); //~ ERROR expected function, found `empty_struct::XEmpty2`
    let xe4 = XE::XEmpty4(); //~ ERROR  expected function, found `empty_struct::XE`
}