From 51504dbf01aa7cebe99cd0527f908d4d8ccae1a5 Mon Sep 17 00:00:00 2001
From: Obei Sideg <obei.sideg@gmail.com>
Date: Thu, 7 Jul 2022 12:45:08 +0300
Subject: [PATCH] Adding suggestion for E0530

---
 compiler/rustc_resolve/src/diagnostics.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/compiler/rustc_resolve/src/diagnostics.rs b/compiler/rustc_resolve/src/diagnostics.rs
index 0f58206eee9..35155175886 100644
--- a/compiler/rustc_resolve/src/diagnostics.rs
+++ b/compiler/rustc_resolve/src/diagnostics.rs
@@ -915,6 +915,13 @@ impl<'a> Resolver<'a> {
                     span,
                     format!("cannot be named the same as {} {}", article, shadowed_binding_descr),
                 );
+                err.span_suggestion(
+                    span,
+                    "try specify the pattern arguments",
+                    format!("{}(..)", name),
+                    Applicability::Unspecified,
+                )
+                .emit();
                 let msg =
                     format!("the {} `{}` is {} here", shadowed_binding_descr, name, participle);
                 err.span_label(shadowed_binding_span, msg);