From ed89dfaba70b60925817a0ce6f0c179b3f8bd2fb Mon Sep 17 00:00:00 2001
From: Kyle Spearrin <kyle.spearrin@gmail.com>
Date: Thu, 17 May 2018 13:25:03 -0400
Subject: [PATCH] allow empty ctor

---
 src/models/view/attachmentView.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/models/view/attachmentView.ts b/src/models/view/attachmentView.ts
index 49ea57326d1..efb0081efa2 100644
--- a/src/models/view/attachmentView.ts
+++ b/src/models/view/attachmentView.ts
@@ -9,7 +9,11 @@ export class AttachmentView implements View {
     sizeName: string;
     fileName: string;
 
-    constructor(a: Attachment) {
+    constructor(a?: Attachment) {
+        if (!a) {
+            return;
+        }
+
         this.id = a.id;
         this.url = a.url;
         this.size = a.size;