src/test/ui/resolve/issue-21221-3.rs

   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 // testing whether the lookup mechanism picks up types
  12 // defined in the outside crate
  13
  14 // aux-build:issue-21221-3.rs
  15
  16 extern crate issue_21221_3;
  17
  18 struct Foo;
  19
  20 // NOTE: This shows only traits accessible from the current
  21 // crate, thus the two private entities:
  22 //   `issue_21221_3::outer::private_module::OuterTrait` and
  23 //   `issue_21221_3::outer::public_module::OuterTrait`
  24 // are hidden from the view.
  25 impl OuterTrait for Foo {}
  26 //~^ ERROR unresolved trait `OuterTrait`
  27 //~| HELP you can import it into scope: `use issue_21221_3::outer::OuterTrait;`
  28 fn main() {
  29     println!("Hello, world!");
  30 }