From 4627db2a107891da1999af06729e3422af773b56 Mon Sep 17 00:00:00 2001
From: clubby789 <jamie@hill-daniel.co.uk>
Date: Tue, 12 Nov 2024 14:13:58 +0000
Subject: Diagnostic for using macro_rules macro as attr/derive

---
 compiler/rustc_resolve/src/errors.rs | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'compiler/rustc_resolve/src/errors.rs')

diff --git a/compiler/rustc_resolve/src/errors.rs b/compiler/rustc_resolve/src/errors.rs
index f605b7096f0..24f5a812a82 100644
--- a/compiler/rustc_resolve/src/errors.rs
+++ b/compiler/rustc_resolve/src/errors.rs
@@ -665,6 +665,22 @@ pub(crate) struct MacroSuggMovePosition {
     pub(crate) ident: Ident,
 }
 
+#[derive(Subdiagnostic)]
+pub(crate) enum MacroRulesNot {
+    #[label(resolve_macro_cannot_use_as_attr)]
+    Attr {
+        #[primary_span]
+        span: Span,
+        ident: Ident,
+    },
+    #[label(resolve_macro_cannot_use_as_derive)]
+    Derive {
+        #[primary_span]
+        span: Span,
+        ident: Ident,
+    },
+}
+
 #[derive(Subdiagnostic)]
 #[note(resolve_missing_macro_rules_name)]
 pub(crate) struct MaybeMissingMacroRulesName {
-- 
cgit 1.4.1-3-g733a5