From 9bd53ad844b66f14080f3a142a419fed1d8bd491 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Mon, 10 Aug 2020 16:56:09 +0800
Subject: Do not block when get post data.

---
 Timeline/ClientApp/src/app/common/BlobImage.tsx | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'Timeline/ClientApp/src/app/common')

diff --git a/Timeline/ClientApp/src/app/common/BlobImage.tsx b/Timeline/ClientApp/src/app/common/BlobImage.tsx
index 91497705..7e5e2447 100644
--- a/Timeline/ClientApp/src/app/common/BlobImage.tsx
+++ b/Timeline/ClientApp/src/app/common/BlobImage.tsx
@@ -3,14 +3,16 @@ import React from 'react';
 import { ExcludeKey } from '../utilities/type';
 
 const BlobImage: React.FC<
-  ExcludeKey<React.ImgHTMLAttributes<HTMLImageElement>, 'src'> & { blob?: Blob }
+  ExcludeKey<React.ImgHTMLAttributes<HTMLImageElement>, 'src'> & {
+    blob?: Blob | unknown;
+  }
 > = (props) => {
   const { blob, ...otherProps } = props;
 
   const [url, setUrl] = React.useState<string | undefined>(undefined);
 
   React.useEffect(() => {
-    if (blob != null) {
+    if (blob instanceof Blob) {
       const url = URL.createObjectURL(blob);
       setUrl(url);
       return () => {
-- 
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