error: incorrect visibility restriction
  --> $DIR/pub-restricted.rs:15:5
   |
15 | pub (a) fn afn() {}
   |     ^^^
   |
   = help: some possible visibility restrictions are:
           `pub(crate)`: visible only on the current crate
           `pub(super)`: visible only in the current module's parent
           `pub(in path::to::module)`: visible only on the specified path
help: to make this visible only to module `a`, add `in` before the path:
   | pub (in a) fn afn() {}

error: incorrect visibility restriction
  --> $DIR/pub-restricted.rs:16:5
   |
16 | pub (b) fn bfn() {}
   |     ^^^
   |
   = help: some possible visibility restrictions are:
           `pub(crate)`: visible only on the current crate
           `pub(super)`: visible only in the current module's parent
           `pub(in path::to::module)`: visible only on the specified path
help: to make this visible only to module `b`, add `in` before the path:
   | pub (in b) fn bfn() {}

error: incorrect visibility restriction
  --> $DIR/pub-restricted.rs:32:13
   |
32 |         pub (a) invalid: usize,
   |             ^^^
   |
   = help: some possible visibility restrictions are:
           `pub(crate)`: visible only on the current crate
           `pub(super)`: visible only in the current module's parent
           `pub(in path::to::module)`: visible only on the specified path
help: to make this visible only to module `a`, add `in` before the path:
   |         pub (in a) invalid: usize,

error: visibilities can only be restricted to ancestor modules
  --> $DIR/pub-restricted.rs:33:17
   |
33 |         pub (in x) non_parent_invalid: usize,
   |                 ^

error: aborting due to 4 previous errors