wildcard_imports: lint on pub use if asked to

`warn_on_all_wildcard_imports` should warn on all wildcard imports,
including the reexported ones.

Author: samueltardieu

clippy_lints/src/wildcard_imports.rs

@@ -121,7 +121,9 @@ impl LateLintPass<'_> for WildcardImports {
         }
 
         let module = cx.tcx.parent_module_from_def_id(item.owner_id.def_id);
-        if cx.tcx.visibility(item.owner_id.def_id) != ty::Visibility::Restricted(module.to_def_id()) {
+        if cx.tcx.visibility(item.owner_id.def_id) != ty::Visibility::Restricted(module.to_def_id())
+            && !self.warn_on_all
+        {
             return;
         }
         if let ItemKind::Use(use_path, UseKind::Glob) = &item.kind

tests/ui-toml/wildcard_imports/wildcard_imports.fixed

@@ -15,7 +15,7 @@ mod my_crate {
     }
 }
 
-use utils::{BAR, print};
+pub use utils::{BAR, print};
 //~^ ERROR: usage of wildcard import
 use my_crate::utils::my_util_fn;
 //~^ ERROR: usage of wildcard import

tests/ui-toml/wildcard_imports/wildcard_imports.rs

@@ -15,7 +15,7 @@ mod my_crate {
     }
 }
 
-use utils::*;
+pub use utils::*;
 //~^ ERROR: usage of wildcard import
 use my_crate::utils::*;
 //~^ ERROR: usage of wildcard import

tests/ui-toml/wildcard_imports/wildcard_imports.stderr

@@ -1,8 +1,8 @@
 error: usage of wildcard import
-  --> tests/ui-toml/wildcard_imports/wildcard_imports.rs:18:5
+  --> tests/ui-toml/wildcard_imports/wildcard_imports.rs:18:9
    |
-LL | use utils::*;
-   |     ^^^^^^^^ help: try: `utils::{BAR, print}`
+LL | pub use utils::*;
+   |         ^^^^^^^^ help: try: `utils::{BAR, print}`
    |
    = note: `-D clippy::wildcard-imports` implied by `-D warnings`
    = help: to override `-D warnings` add `#[allow(clippy::wildcard_imports)]`