From 9a48b2f1f096d1f1ef4d9da07834ea58024355cc Mon Sep 17 00:00:00 2001
From: Sukhendu Sekhar Guria <sukhendu.guria@rtcamp.com>
Date: Wed, 8 Apr 2026 12:50:31 +0530
Subject: [PATCH] fix: enable input-requires-label HTMLHint rule for
 accessibility

---
 src/js/_enqueues/wp/code-editor.js           |  1 +
 src/wp-includes/general-template.php         |  1 +
 tests/phpunit/tests/dependencies/scripts.php | 19 +++++++++++++++++++
 3 files changed, 21 insertions(+)

diff --git a/src/js/_enqueues/wp/code-editor.js b/src/js/_enqueues/wp/code-editor.js
index 86d5e03254166..209aab8209b5f 100644
--- a/src/js/_enqueues/wp/code-editor.js
+++ b/src/js/_enqueues/wp/code-editor.js
@@ -98,6 +98,7 @@ if ( 'undefined' === typeof window.wp.codeEditor ) {
  * @property {boolean} [src-not-empty] - Src not empty rules.
  * @property {boolean} [attr-no-duplication] - Attribute no duplication rules.
  * @property {boolean} [alt-require] - Alt require rules.
+ * @property {boolean} [input-requires-label] - Input requires label rules.
  * @property {string} [space-tab-mixed-disabled] - Space tab mixed disabled rules.
  * @property {boolean} [attr-unsafe-chars] - Attribute unsafe chars rules.
  * @property {JSHintRules} [jshint] - JSHint rules.
diff --git a/src/wp-includes/general-template.php b/src/wp-includes/general-template.php
index 47e2aeb2ebb05..ba5641b8373ce 100644
--- a/src/wp-includes/general-template.php
+++ b/src/wp-includes/general-template.php
@@ -4201,6 +4201,7 @@ function wp_get_code_editor_settings( $args ) {
 			'src-not-empty'            => true,
 			'attr-no-duplication'      => true,
 			'alt-require'              => true,
+			'input-requires-label'     => true,
 			'space-tab-mixed-disabled' => 'tab',
 			'attr-unsafe-chars'        => true,
 		),
diff --git a/tests/phpunit/tests/dependencies/scripts.php b/tests/phpunit/tests/dependencies/scripts.php
index 5f1c30fe4cf47..c19e7aabc38df 100644
--- a/tests/phpunit/tests/dependencies/scripts.php
+++ b/tests/phpunit/tests/dependencies/scripts.php
@@ -3185,6 +3185,7 @@ public function test_wp_enqueue_code_editor_when_php_file_will_be_passed() {
 				'src-not-empty',
 				'attr-no-duplication',
 				'alt-require',
+				'input-requires-label',
 				'space-tab-mixed-disabled',
 				'attr-unsafe-chars',
 			),
@@ -3268,6 +3269,7 @@ public function test_wp_enqueue_code_editor_when_generated_array_by_compact_will
 				'src-not-empty',
 				'attr-no-duplication',
 				'alt-require',
+				'input-requires-label',
 				'space-tab-mixed-disabled',
 				'attr-unsafe-chars',
 			),
@@ -3365,6 +3367,7 @@ public function test_wp_enqueue_code_editor_when_generated_array_by_array_merge_
 				'src-not-empty',
 				'attr-no-duplication',
 				'alt-require',
+				'input-requires-label',
 				'space-tab-mixed-disabled',
 				'attr-unsafe-chars',
 			),
@@ -3459,6 +3462,7 @@ public function test_wp_enqueue_code_editor_when_simple_array_will_be_passed() {
 				'src-not-empty',
 				'attr-no-duplication',
 				'alt-require',
+				'input-requires-label',
 				'space-tab-mixed-disabled',
 				'attr-unsafe-chars',
 			),
@@ -3466,6 +3470,21 @@ public function test_wp_enqueue_code_editor_when_simple_array_will_be_passed() {
 		);
 	}
 
+	/**
+	 * Tests that the `input-requires-label` HTMLHint rule is enabled by default
+	 * in `wp_get_code_editor_settings()` for accessibility linting.
+	 *
+	 * @ticket 42780
+	 *
+	 * @covers ::wp_get_code_editor_settings
+	 */
+	public function test_wp_get_code_editor_settings_input_requires_label_rule_is_enabled() {
+		$settings = wp_get_code_editor_settings( array( 'type' => 'text/html' ) );
+
+		$this->assertArrayHasKey( 'input-requires-label', $settings['htmlhint'] );
+		$this->assertTrue( $settings['htmlhint']['input-requires-label'] );
+	}
+
 	/**
 	 * @ticket 52534
 	 *