From 4c5a892d7787440faebf061daaaff908680dcd99 Mon Sep 17 00:00:00 2001
From: Sam Chen <chenxsan@gmail.com>
Date: Fri, 9 Dec 2022 19:48:36 +0800
Subject: [PATCH] perf(a11y): add aria-hidden to line numbers wrapper (#1675)

---
 src/node/markdown/plugins/lineNumbers.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/node/markdown/plugins/lineNumbers.ts b/src/node/markdown/plugins/lineNumbers.ts
index 0e306d14..33a91f5d 100644
--- a/src/node/markdown/plugins/lineNumbers.ts
+++ b/src/node/markdown/plugins/lineNumbers.ts
@@ -17,7 +17,7 @@ export const lineNumberPlugin = (md: MarkdownIt) => {
       .map((line, index) => `<span class="line-number">${index + 1}</span><br>`)
       .join('')
 
-    const lineNumbersWrapperCode = `<div class="line-numbers-wrapper">${lineNumbersCode}</div>`
+    const lineNumbersWrapperCode = `<div class="line-numbers-wrapper" aria-hidden="true">${lineNumbersCode}</div>`
 
     const finalCode = rawCode
       .replace(/<\/div>$/, `${lineNumbersWrapperCode}</div>`)