From 5881fd5c953a1af80f870b59de9726ae9ae62b37 Mon Sep 17 00:00:00 2001
From: Guillaume Gomez <guillaume.gomez@huawei.com>
Date: Sun, 14 Nov 2021 17:11:40 +0100
Subject: Display empty impl blocks if they have documentations

---
 src/librustdoc/html/render/mod.rs | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/librustdoc/html/render')

diff --git a/src/librustdoc/html/render/mod.rs b/src/librustdoc/html/render/mod.rs
index b8d6b340b14..178e0cd8f64 100644
--- a/src/librustdoc/html/render/mod.rs
+++ b/src/librustdoc/html/render/mod.rs
@@ -1600,6 +1600,13 @@ fn render_impl(
         }
 
         if let Some(ref dox) = i.impl_item.collapsed_doc_value() {
+            if trait_.is_none() && i.inner_impl().items.is_empty() {
+                w.write_str(
+                    "<div class=\"item-info\">\
+                    <div class=\"stab empty-impl\">This impl block contains no items.</div>
+                </div>",
+                );
+            }
             write!(
                 w,
                 "<div class=\"docblock\">{}</div>",
-- 
cgit 1.4.1-3-g733a5