From 670a78b3a78ef341da7cdcafde58923a66b82ff9 Mon Sep 17 00:00:00 2001
From: Guillaume Gomez <guillaume.gomez@huawei.com>
Date: Sat, 31 Aug 2024 17:26:54 +0200
Subject: [PATCH] Fix code examples buttons not appearing on click on mobile

---
 src/librustdoc/html/static/js/main.js | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/librustdoc/html/static/js/main.js b/src/librustdoc/html/static/js/main.js
index 75f2a1418cd8f..c3e219f2c87b3 100644
--- a/src/librustdoc/html/static/js/main.js
+++ b/src/librustdoc/html/static/js/main.js
@@ -1878,9 +1878,15 @@ href="https://doc.rust-lang.org/${channel}/rustdoc/read-documentation/search.htm
         if (elem === null) {
             return;
         }
-        const buttons = elem.querySelector(".button-holder");
+        let buttons = elem.querySelector(".button-holder");
         if (buttons === null) {
-            return;
+            // On mobile, you can't hover an element so buttons need to be created on click
+            // if they're not already there.
+            addCopyButton(event);
+            buttons = elem.querySelector(".button-holder");
+            if (buttons === null) {
+                return;
+            }
         }
         buttons.classList.toggle("keep-visible");
     }