src/test/compile-fail/imports/reexports.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 mod a {
  12     fn foo() {}
  13     mod foo {}
  14
  15     mod a {
  16         pub use super::foo; //~ ERROR cannot be reexported
  17         pub use super::*; //~ ERROR must import something with the glob's visibility
  18     }
  19 }
  20
  21 mod b {
  22     pub fn foo() {}
  23     mod foo { pub struct S; }
  24
  25     pub mod a {
  26         pub use super::foo; // This is OK since the value `foo` is visible enough.
  27         fn f(_: foo::S) {} // `foo` is imported in the type namespace (but not `pub` reexported).
  28     }
  29
  30     pub mod b {
  31         pub use super::*; // This is also OK since the value `foo` is visible enough.
  32         fn f(_: foo::S) {} // Again, the module `foo` is imported (but not `pub` reexported).
  33     }
  34 }
  35
  36 mod c {
  37     // Test that `foo` is not reexported.
  38     use b::a::foo::S; //~ ERROR `foo`
  39     use b::b::foo::S as T; //~ ERROR `foo`
  40 }
  41
  42 fn main() {}