update tabindex warning to ignore tabpanels

src/compiler/compile/utils/a11y.ts

@@ -43,7 +43,9 @@ const interactive_roles = new Set(
 		.concat(
 			// 'toolbar' does not descend from widget, but it does support
 			// aria-activedescendant, thus in practice we treat it as a widget.
-			'toolbar'
+			'toolbar',
+			//focusable tabpanel elements are recommended if any panels in a set contain content where the first element in the panel is not focusable.
+			'tabpanel'
 		)
 );
 

test/validator/samples/a11y-no-nointeractive-tabindex/input.svelte

@@ -7,8 +7,11 @@
 <div role='button' tabindex='0' />
 <div role='article' tabindex='-1' />
 <article tabindex='-1' />
+<div role="tabpanel" tabindex='0' />
 <!-- invalid -->
 <div tabindex='0' />
 <div role='article' tabindex='0' />
 <article tabindex='0' />
 <article tabindex='{0}' />
+
+

test/validator/samples/a11y-no-nointeractive-tabindex/warnings.json

@@ -2,61 +2,61 @@
 	{
 		"code": "a11y-no-noninteractive-tabindex",
 		"end": {
-			"character": 241,
+			"character": 278,
 			"column": 20,
-			"line": 11
+			"line": 12
 		},
 		"message": "A11y: noninteractive element cannot have positive tabIndex value",
-		"pos": 221,
+		"pos": 258,
 		"start": {
-			"character": 221,
+			"character": 258,
 			"column": 0,
-			"line": 11
+			"line": 12
 		}
 	},
 	{
 		"code": "a11y-no-noninteractive-tabindex",
 		"end": {
-			"character": 277,
+			"character": 314,
 			"column": 35,
-			"line": 12
+			"line": 13
 		},
 		"message": "A11y: noninteractive element cannot have positive tabIndex value",
-		"pos": 242,
+		"pos": 279,
 		"start": {
-			"character": 242,
+			"character": 279,
 			"column": 0,
-			"line": 12
+			"line": 13
 		}
 	},
 	{
 		"code": "a11y-no-noninteractive-tabindex",
 		"end": {
-			"character": 302,
+			"character": 339,
 			"column": 24,
-			"line": 13
+			"line": 14
 		},
 		"message": "A11y: noninteractive element cannot have positive tabIndex value",
-		"pos": 278,
+		"pos": 315,
 		"start": {
-			"character": 278,
+			"character": 315,
 			"column": 0,
-			"line": 13
+			"line": 14
 		}
 	},
 	{
 		"code": "a11y-no-noninteractive-tabindex",
 		"end": {
-			"character": 329,
+			"character": 366,
 			"column": 26,
-			"line": 14
+			"line": 15
 		},
 		"message": "A11y: noninteractive element cannot have positive tabIndex value",
-		"pos": 303,
+		"pos": 340,
 		"start": {
-			"character": 303,
+			"character": 340,
 			"column": 0,
-			"line": 14
+			"line": 15
 		}
 	}
 ]