From 6bf3f2f1539c683d7f997916fa73d6583018924b Mon Sep 17 00:00:00 2001
From: Mitchell Austin <mr.fye@oneandthesame.net>
Date: Sun, 2 Jul 2023 22:58:54 -0700
Subject: [PATCH] Make content outside of `Modal` inert

---
 packages/components/src/modal/aria-helper.ts | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/packages/components/src/modal/aria-helper.ts b/packages/components/src/modal/aria-helper.ts
index 25ef449a30d3df..aa26c5f09ba311 100644
--- a/packages/components/src/modal/aria-helper.ts
+++ b/packages/components/src/modal/aria-helper.ts
@@ -31,7 +31,7 @@ export function hideApp( unhiddenElement?: HTMLDivElement ) {
 			return;
 		}
 		if ( elementShouldBeHidden( element ) ) {
-			element.setAttribute( 'aria-hidden', 'true' );
+			element.setAttribute( 'inert', '' );
 			hiddenElements.push( element );
 		}
 	} );
@@ -49,7 +49,7 @@ export function elementShouldBeHidden( element: Element ) {
 	const role = element.getAttribute( 'role' );
 	return ! (
 		element.tagName === 'SCRIPT' ||
-		element.hasAttribute( 'aria-hidden' ) ||
+		element.hasAttribute( 'inert' ) ||
 		element.hasAttribute( 'aria-live' ) ||
 		( role && LIVE_REGION_ARIA_ROLES.has( role ) )
 	);
@@ -64,7 +64,7 @@ export function showApp() {
 		return;
 	}
 	hiddenElements.forEach( ( element ) => {
-		element.removeAttribute( 'aria-hidden' );
+		element.removeAttribute( 'inert' );
 	} );
 	hiddenElements = [];
 	isHidden = false;