From 603629aa0d7372c96f8641aa8b940ea45e3999bb Mon Sep 17 00:00:00 2001
From: johnsoncodehk <johnsoncodehk@gmail.com>
Date: Fri, 6 Jan 2023 21:43:44 +0800
Subject: [PATCH] fix: should not send parseSfc request when preview server
 closed

---
 vue-language-tools/vscode-vue/src/features/preview.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/vue-language-tools/vscode-vue/src/features/preview.ts b/vue-language-tools/vscode-vue/src/features/preview.ts
index 633a71c4d..3123a23a4 100644
--- a/vue-language-tools/vscode-vue/src/features/preview.ts
+++ b/vue-language-tools/vscode-vue/src/features/preview.ts
@@ -284,10 +284,10 @@ export async function register(context: vscode.ExtensionContext, client: BaseLan
 	}
 
 	async function updateSelectionHighlights(textEditor: vscode.TextEditor) {
-		if (textEditor.document.languageId === 'vue' && highlightDomElements) {
+		if (connection && textEditor.document.languageId === 'vue' && highlightDomElements) {
 			const sfc = await getSfc(textEditor.document);
 			const offset = sfc.descriptor.template?.loc.start.offset ?? 0;
-			connection?.highlight(
+			connection.highlight(
 				textEditor.document.fileName,
 				textEditor.selections.map(selection => ({
 					start: textEditor.document.offsetAt(selection.start) - offset,