fix

Author: Rich-Harris

apps/svelte.dev/src/routes/tutorial/[...slug]/Editor.svelte

@@ -126,17 +126,18 @@
 					lang = [
 						svelte(),
 						...autocomplete_for_svelte(
-							/** @type {import('$lib/tutorial').FileStub} */ ($selected_file).name,
-							$files
-								.filter(
-									(file) =>
-										file.type === 'file' &&
-										file.name.startsWith('/src') &&
-										file.name.startsWith(exercise.scope.prefix) &&
-										file.name !== '/src/__client.js' &&
-										file.name !== '/src/app.html'
-								)
-								.map((file) => file.name)
+							() => /** @type {import('$lib/tutorial').FileStub} */ ($selected_file).name,
+							() =>
+								$files
+									.filter(
+										(file) =>
+											file.type === 'file' &&
+											file.name.startsWith('/src') &&
+											file.name.startsWith(exercise.scope.prefix) &&
+											file.name !== '/src/__client.js' &&
+											file.name !== '/src/app.html'
+									)
+									.map((file) => file.name)
 						)
 					];
 				}

packages/site-kit/src/lib/codemirror/index.js

@@ -268,7 +268,7 @@ export function completion_for_javascript(context, selected, files) {
 		};
 	}
 
-	if (!selected.endsWith('.js') && !selected.endsWith('.svelte')) {
+	if (!selected.endsWith('.svelte.js') && !selected.endsWith('.svelte')) {
 		return false;
 	}
 
@@ -310,8 +310,8 @@ export function completion_for_javascript(context, selected, files) {
 }
 
 /**
- * @param {string} selected
- * @param {string[]} files
+ * @param {() => string} selected
+ * @param {() => string[]} files
  */
 export function autocomplete_for_svelte(selected, files) {
 	return [
@@ -320,7 +320,7 @@ export function autocomplete_for_svelte(selected, files) {
 		}),
 		javascriptLanguage.data.of({
 			autocomplete: (/** @type {CompletionContext} */ context) =>
-				completion_for_javascript(context, selected, files)
+				completion_for_javascript(context, selected(), files())
 		})
 	];
 }