feat(linter): disable no-unused-labels for svelte (#1919)

crates/oxc_cli/fixtures/svelte/debugger.svelte

@@ -1,5 +1,23 @@
 <script>
 	debugger;
+
+	export let title;
+	export let person;
+
+	// this will update `document.title` whenever
+	// the `title` prop changes
+	$: document.title = title;
+
+	$: {
+		console.log(`multiple statements can be combined`);
+		console.log(`the current title is ${title}`);
+	}
+
+	// this will update `name` when 'person' changes
+	$: ({ name } = person);
+
+	// don't do this. it will run before the previous line
+	let name2 = name;
 </script>
 
 <h1>Hello {name}!</h1>

crates/oxc_linter/src/rules/eslint/no_unused_labels.rs

@@ -42,6 +42,9 @@ declare_oxc_lint!(
 
 impl Rule for NoUnusedLabels {
     fn run_once(&self, ctx: &LintContext) {
+        if ctx.file_path().extension().is_some_and(|ext| ext == "svelte") {
+            return;
+        }
         for id in ctx.semantic().unused_labels() {
             let node = ctx.semantic().nodes().get_node(*id);
             if let AstKind::LabeledStatement(stmt) = node.kind() {