5 files changed, 29 insertions, 5 deletions
diff --git a/compiler/rustc_resolve/messages.ftl b/compiler/rustc_resolve/messages.ftl
index 05b5abc3dc6..47280a93677 100644
--- a/compiler/rustc_resolve/messages.ftl
+++ b/compiler/rustc_resolve/messages.ftl
@@ -93,6 +93,9 @@ resolve_consider_adding_a_derive =
 resolve_consider_adding_macro_export =
     consider adding a `#[macro_export]` to the macro in the imported module
 
+resolve_consider_marking_as_pub_crate =
+    in case you want to use the macro within this crate only, reduce the visibility to `pub(crate)`
+
 resolve_consider_declaring_with_pub =
     consider declaring type or module `{$ident}` with `pub`
 
diff --git a/compiler/rustc_resolve/src/build_reduced_graph.rs b/compiler/rustc_resolve/src/build_reduced_graph.rs
index 2f1c9fe4c1d..e0d8fce0685 100644
--- a/compiler/rustc_resolve/src/build_reduced_graph.rs
+++ b/compiler/rustc_resolve/src/build_reduced_graph.rs
@@ -485,6 +485,7 @@ impl<'a, 'ra, 'tcx> BuildReducedGraphVisitor<'a, 'ra, 'tcx> {
             root_span,
             root_id,
             vis,
+            vis_span: item.vis.span,
         });
 
         self.r.indeterminate_imports.push(import);
@@ -977,6 +978,7 @@ impl<'a, 'ra, 'tcx> BuildReducedGraphVisitor<'a, 'ra, 'tcx> {
             span: item.span,
             module_path: Vec::new(),
             vis,
+            vis_span: item.vis.span,
         });
         if used {
             self.r.import_use_map.insert(import, Used::Other);
@@ -1111,6 +1113,7 @@ impl<'a, 'ra, 'tcx> BuildReducedGraphVisitor<'a, 'ra, 'tcx> {
                 span,
                 module_path: Vec::new(),
                 vis: Visibility::Restricted(CRATE_DEF_ID),
+                vis_span: item.vis.span,
             })
         };
 
@@ -1281,6 +1284,7 @@ impl<'a, 'ra, 'tcx> BuildReducedGraphVisitor<'a, 'ra, 'tcx> {
                     span,
                     module_path: Vec::new(),
                     vis,
+                    vis_span: item.vis.span,
                 });
                 self.r.import_use_map.insert(import, Used::Other);
                 let import_binding = self.r.import(binding, import);
diff --git a/compiler/rustc_resolve/src/errors.rs b/compiler/rustc_resolve/src/errors.rs
index a1d62ba7a68..63d6fa23a14 100644
--- a/compiler/rustc_resolve/src/errors.rs
+++ b/compiler/rustc_resolve/src/errors.rs
@@ -776,6 +776,17 @@ pub(crate) struct ConsiderAddingMacroExport {
 }
 
 #[derive(Subdiagnostic)]
+#[suggestion(
+    resolve_consider_marking_as_pub_crate,
+    code = "pub(crate)",
+    applicability = "maybe-incorrect"
+)]
+pub(crate) struct ConsiderMarkingAsPubCrate {
+    #[primary_span]
+    pub(crate) vis_span: Span,
+}
+
+#[derive(Subdiagnostic)]
 #[note(resolve_consider_marking_as_pub)]
 pub(crate) struct ConsiderMarkingAsPub {
     #[primary_span]
diff --git a/compiler/rustc_resolve/src/imports.rs b/compiler/rustc_resolve/src/imports.rs
index 7c93fdb88ee..d3790394d2a 100644
--- a/compiler/rustc_resolve/src/imports.rs
+++ b/compiler/rustc_resolve/src/imports.rs
@@ -30,7 +30,7 @@ use crate::diagnostics::{DiagMode, Suggestion, import_candidates};
 use crate::errors::{
     CannotBeReexportedCratePublic, CannotBeReexportedCratePublicNS, CannotBeReexportedPrivate,
     CannotBeReexportedPrivateNS, CannotDetermineImportResolution, CannotGlobImportAllCrates,
-    ConsiderAddingMacroExport, ConsiderMarkingAsPub,
+    ConsiderAddingMacroExport, ConsiderMarkingAsPub, ConsiderMarkingAsPubCrate,
 };
 use crate::{
     AmbiguityError, AmbiguityKind, BindingKey, CmResolver, Determinacy, Finalize, ImportSuggestion,
@@ -184,6 +184,9 @@ pub(crate) struct ImportData<'ra> {
     /// |`use foo`        | `ModuleOrUniformRoot::CurrentScope`           | - |
     pub imported_module: Cell<Option<ModuleOrUniformRoot<'ra>>>,
     pub vis: Visibility,
+
+    /// Span of the visibility.
+    pub vis_span: Span,
 }
 
 /// All imports are unique and allocated on a same arena,
@@ -866,7 +869,7 @@ impl<'ra, 'tcx> Resolver<'ra, 'tcx> {
             }
             ImportKind::Glob { .. } => {
                 // FIXME: Use mutable resolver directly as a hack, this should be an output of
-                // specualtive resolution.
+                // speculative resolution.
                 self.get_mut_unchecked().resolve_glob_import(import);
                 return 0;
             }
@@ -903,7 +906,7 @@ impl<'ra, 'tcx> Resolver<'ra, 'tcx> {
                         // We need the `target`, `source` can be extracted.
                         let imported_binding = this.import(binding, import);
                         // FIXME: Use mutable resolver directly as a hack, this should be an output of
-                        // specualtive resolution.
+                        // speculative resolution.
                         this.get_mut_unchecked().define_binding_local(
                             parent,
                             target,
@@ -917,7 +920,7 @@ impl<'ra, 'tcx> Resolver<'ra, 'tcx> {
                         if target.name != kw::Underscore {
                             let key = BindingKey::new(target, ns);
                             // FIXME: Use mutable resolver directly as a hack, this should be an output of
-                            // specualtive resolution.
+                            // speculative resolution.
                             this.get_mut_unchecked().update_local_resolution(
                                 parent,
                                 key,
@@ -1368,6 +1371,9 @@ impl<'ra, 'tcx> Resolver<'ra, 'tcx> {
                             err.subdiagnostic( ConsiderAddingMacroExport {
                                 span: binding.span,
                             });
+                            err.subdiagnostic( ConsiderMarkingAsPubCrate {
+                                vis_span: import.vis_span,
+                            });
                         }
                         _ => {
                             err.subdiagnostic( ConsiderMarkingAsPub {
diff --git a/compiler/rustc_resolve/src/late.rs b/compiler/rustc_resolve/src/late.rs
index 5200f9340e1..679e663f886 100644
--- a/compiler/rustc_resolve/src/late.rs
+++ b/compiler/rustc_resolve/src/late.rs
@@ -4270,7 +4270,7 @@ impl<'a, 'ast, 'ra, 'tcx> LateResolutionVisitor<'a, 'ast, 'ra, 'tcx> {
                         if path.len() == 2
                             && let [segment] = prefix_path
                         {
-                            // Delay to check whether methond name is an associated function or not
+                            // Delay to check whether method name is an associated function or not
                             // ```
                             // let foo = Foo {};
                             // foo::bar(); // possibly suggest to foo.bar();