From c128013f8b7ccabe67b5cd530b46c34f91d4da02 Mon Sep 17 00:00:00 2001
From: houhaoyu <houhaoyu@huawei.com>
Date: Mon, 17 Jan 2022 16:33:55 +0800
Subject: [PATCH] houhaoyu@huawei.com

Signed-off-by: houhaoyu <houhaoyu@huawei.com>
Change-Id: Id233772e485a4de49f409980d20fd7f3cc85bcc2
---
 compiler/src/process_component_class.ts | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/compiler/src/process_component_class.ts b/compiler/src/process_component_class.ts
index 1ac7be84b..14033256e 100644
--- a/compiler/src/process_component_class.ts
+++ b/compiler/src/process_component_class.ts
@@ -82,11 +82,13 @@ export function processComponentClass(node: ts.ClassDeclaration, context: ts.Tra
 
 function checkPreview(node: ts.ClassDeclaration) {
   let hasPreview: boolean = false;
-  for (let i = 0; i < node.decorators.length; i++) {
-    const name: string = node.decorators[i].getText().replace(/\((.|\n)*\)/, '').trim();
-    if (name === COMPONENT_DECORATOR_PREVIEW) {
-      hasPreview = true;
-      break;
+  if (node && node.decorators) {
+    for (let i = 0; i < node.decorators.length; i++) {
+      const name: string = node.decorators[i].getText().replace(/\((.|\n)*\)/, '').trim();
+      if (name === COMPONENT_DECORATOR_PREVIEW) {
+        hasPreview = true;
+        break;
+      }
     }
   }
   return hasPreview;
-- 
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