From 08fd41d83e84ff9af21b3a456f1ba4207b9f9a5b Mon Sep 17 00:00:00 2001
From: weiyie <912881342@qq.com>
Date: Tue, 30 Jun 2020 11:44:36 +0800
Subject: [PATCH] fix: WebFileReadStream no throw error when filereader onerror

---
 lib/managed-upload.js | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/lib/managed-upload.js b/lib/managed-upload.js
index 134fab7aa..c134f8080 100644
--- a/lib/managed-upload.js
+++ b/lib/managed-upload.js
@@ -245,6 +245,13 @@ WebFileReadStream.prototype._read = function _read(size) {
     that.file = null;
     that.readFileAndPush(size);
   };
+  this.reader.onerror = function onload(e) {
+    const error = e.srcElement && e.srcElement.error;
+    if (error) {
+      throw error;
+    }
+    throw e;
+  };
 
   if (this.start === 0) {
     this.reader.readAsArrayBuffer(this.file);