Make use $crate a hard error

rust-lang · Jan 1, 2020 · 37f4535 · 37f4535
1 parent 9e6fb53
commit 37f4535
Showing 1 changed file with 1 addition and 6 deletions.
diff --git a/src/librustc_resolve/build_reduced_graph.rs b/src/librustc_resolve/build_reduced_graph.rs
@@ -472,12 +472,7 @@ impl<'a, 'b> BuildReducedGraphVisitor<'a, 'b> {
 
                         self.r
                             .session
-                            .struct_span_warn(item.span, "`$crate` may not be imported")
-                            .note(
-                                "`use $crate;` was erroneously allowed and \
-                                   will become a hard error in a future release",
-                            )
-                            .emit();
+                            .struct_span_err(item.span, "`$crate` may not be imported");
                     }
                 }