/src/test/run-pass/export-abstract-tag.rs

 1// We can export tags without exporting the variants to create a simple
 2// sort of ADT.
 3
 4mod foo {
 5    export t;
 6    export f;
 7
 8    enum t { t1, }
 9
10    fn f() -> t { return t1; }
11}
12
13fn main() { let v: foo::t = foo::f(); }