From 2997167571787db3da8a15e5ac65c8ddaf316f0a Mon Sep 17 00:00:00 2001
From: Alexander Marks <aomarks@google.com>
Date: Sun, 11 Apr 2021 10:48:17 -0700
Subject: [PATCH] Prevent line numbers from being voiced by screen readers

Sets aria-hidden=true on .CodeMirror-gutter-wrapper elements

Fixes #6578
---
 src/display/update_line.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/display/update_line.js b/src/display/update_line.js
index 50d781ee84..dd1aac8b03 100644
--- a/src/display/update_line.js
+++ b/src/display/update_line.js
@@ -104,6 +104,7 @@ function updateLineGutter(cm, lineView, lineN, dims) {
   if (cm.options.lineNumbers || markers) {
     let wrap = ensureLineWrapped(lineView)
     let gutterWrap = lineView.gutter = elt("div", null, "CodeMirror-gutter-wrapper", `left: ${cm.options.fixedGutter ? dims.fixedPos : -dims.gutterTotalWidth}px`)
+    gutterWrap.setAttribute("aria-hidden", "true")
     cm.display.input.setUneditable(gutterWrap)
     wrap.insertBefore(gutterWrap, lineView.text)
     if (lineView.line.gutterClass)